:root{--primary:#6366f1;--primary-light:#818cf8;--primary-dark:#4338ca;--secondary:#06b6d4;--accent:#f59e0b;--success:#10b981;--warning:#f59e0b;--error:#ef4444;--gradient-primary:linear-gradient(135deg,#667eea 0%,#764ba2 100%);--gradient-secondary:linear-gradient(135deg,#f093fb 0%,#f5576c 100%);--gradient-success:linear-gradient(135deg,#4facfe 0%,#00f2fe 100%);--gradient-warm:linear-gradient(135deg,#fa709a 0%,#fee140 100%);--gradient-cool:linear-gradient(135deg,#a8edea 0%,#fed6e3 100%);--gradient-purple:linear-gradient(135deg,#d299c2 0%,#fef9d7 100%);--white:#ffffff;--black:#000000;--gray-50:#f9fafb;--gray-100:#f3f4f6;--gray-200:#e5e7eb;--gray-300:#d1d5db;--gray-400:#9ca3af;--gray-500:#6b7280;--gray-600:#4b5563;--gray-700:#374151;--gray-800:#1f2937;--gray-900:#111827;--font-primary:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',system-ui,sans-serif;--font-secondary:'Poppins',-apple-system,BlinkMacSystemFont,'Segoe UI',system-ui,sans-serif;--space-1:0.25rem;--space-2:0.5rem;--space-3:0.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--space-12:3rem;--space-16:4rem;--space-20:5rem;--space-24:6rem;--shadow-sm:0 1px 2px 0 rgba(0,0,0,0.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,0.1),0 2px 4px -1px rgba(0,0,0,0.06);--shadow-lg:0 10px 15px -3px rgba(0,0,0,0.1),0 4px 6px -2px rgba(0,0,0,0.05);--shadow-xl:0 20px 25px -5px rgba(0,0,0,0.1),0 10px 10px -5px rgba(0,0,0,0.04);--shadow-2xl:0 25px 50px -12px rgba(0,0,0,0.25);--radius-sm:0.25rem;--radius-md:0.375rem;--radius-lg:0.5rem;--radius-xl:0.75rem;--radius-2xl:1rem;--radius-3xl:1.5rem;--radius-full:9999px;--transition-fast:0.15s ease-out;--transition-normal:0.3s ease-out;--transition-slow:0.5s ease-out;--z-dropdown:1000;--z-sticky:1020;--z-fixed:1030;--z-modal:1040;--z-popover:1050;--z-tooltip:1060}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{font-family:var(--font-primary);line-height:1.6;color:var(--gray-800);background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);background-attachment:fixed;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}.skip-link{position:absolute;top:-40px;left:6px;background:var(--primary);color:var(--white);padding:8px;z-index:var(--z-tooltip);text-decoration:none;border-radius:var(--radius-md);transition:top var(--transition-fast)}.skip-link:focus{top:6px}.navbar{position:relative;top:0;left:0;right:0;background:rgba(255,255,255,0.95);backdrop-filter:blur(20px);border-bottom:1px solid rgba(255,255,255,0.2);z-index:var(--z-fixed);transition:all var(--transition-normal)}.nav-container{max-width:1200px;margin:0 auto;padding:0 var(--space-4);display:flex;align-items:center;justify-content:space-between;height:70px;position:relative}.logo{display:flex;align-items:center;gap:var(--space-2);font-weight:700;font-size:1.1rem;color:var(--gray-800)}.gradient-icon{background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-size:1.5rem}.logo-icon{color:var(--primary);font-size:1.5rem}.beta-badge{background:var(--gradient-primary);color:var(--white);font-size:0.75rem;padding:2px 8px;border-radius:var(--radius-full);font-weight:600}.nav-links{display:flex;align-items:center;gap:var(--space-6)}.nav-link{text-decoration:none;color:var(--gray-600);font-weight:500;transition:color var(--transition-fast);position:relative}.nav-link:hover{color:var(--primary)}.nav-link::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--gradient-primary);transition:width var(--transition-normal)}.nav-link:hover::after{width:100%}.mobile-menu-toggle{display:none;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer;padding:var(--space-2);z-index:1001;position:relative}.mobile-menu-toggle span{width:24px;height:2px;background:var(--gray-600);transition:all var(--transition-fast);display:block}.cta-button-small{background:var(--gradient-primary);color:var(--white);border:none;padding:var(--space-2) var(--space-4);border-radius:var(--radius-full);font-weight:600;font-size:0.875rem;cursor:pointer;transition:all var(--transition-normal);box-shadow:var(--shadow-md)}.cta-button-small:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.cta-button-large{background:var(--gradient-primary);color:var(--white);border:none;padding:var(--space-4) var(--space-8);border-radius:var(--radius-full);font-weight:700;font-size:1.125rem;cursor:pointer;transition:all var(--transition-normal);box-shadow:var(--shadow-xl);display:flex;align-items:center;gap:var(--space-2)}.cta-button-large:hover{transform:translateY(-3px);box-shadow:var(--shadow-2xl)}.hero-section{min-height:auto;display:flex;align-items:center;position:relative;overflow-y:hidden;padding:var(--space-6) 0}.hero-container{max-width:1200px;margin:30px auto;padding:var(--space-4);display:grid;grid-template-columns:50% 50%;gap:var(--space-6);align-items:self-start}.hero-content{z-index:2;margin-bottom:var(--space-4)}.hero-badge{display:inline-flex;align-items:center;gap:var(--space-2);background:rgba(255,255,255,0.2);backdrop-filter:blur(10px);color:var(--white);padding:var(--space-2) var(--space-4);border-radius:var(--radius-full);font-size:0.875rem;font-weight:500;margin-bottom:var(--space-6);border:1px solid rgba(255,255,255,0.3)}.hero-title{font-family:var(--font-secondary);font-size:clamp(2.2rem,4.5vw,3.2rem);font-weight:800;line-height:1.1;color:var(--white);margin-bottom:var(--space-4);display:flex;align-items:center;text-shadow:0 2px 4px rgba(0,0,0,0.1);justify-content:center;flex-wrap:wrap;position:relative}.animated-text{opacity:0;transform:translateY(50px);animation:slideInUp 1s ease-out forwards}.animated-subtitle{opacity:0;transform:translateY(30px);animation:slideInUp 1s ease-out 0.3s forwards}@keyframes slideInUp{from{opacity:0;transform:translateY(50px)}to{opacity:1;transform:translateY(0)}}@keyframes textGlow{from{text-shadow:0 0 20px rgba(255,255,255,0.3)}to{text-shadow:0 0 30px rgba(255,255,255,0.6),0 0 40px rgba(255,215,0,0.3)}}.highlight-text{background:linear-gradient(135deg,#ffd700 0%,#ff6b35 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-shadow:0 0 20px rgba(255,215,0,0.5);animation:glow 2s ease-in-out infinite alternate;font-weight:900;position:relative}@keyframes glow{from{text-shadow:0 0 20px rgba(255,215,0,0.5)}to{text-shadow:0 0 30px rgba(255,107,53,0.8)}}@keyframes blink{0%,50%{opacity:1}51%,100%{opacity:0}}@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.subtitle-text{opacity:0;animation:fadeInUp 1s ease-out 2s both}.gradient-text{background:linear-gradient(135deg,#fbbf24 0%,#f59e0b 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.typing-animation{display:inline-block;border-right:3px solid #fbbf24;animation:typing 3s steps(40,end),blink-caret 0.75s step-end infinite}@keyframes typing{from{width:0}to{width:100%}}@keyframes blink-caret{from,to{border-color:transparent}50%{border-color:#fbbf24}}.hero-subtitle{font-size:1.1rem;color:rgba(255,255,255,0.9);margin-bottom:var(--space-4);line-height:1.5;text-shadow:0 1px 2px rgba(0,0,0,0.1)}.stats-cards{display:flex;gap:var(--space-4);margin-bottom:var(--space-6);justify-content:start;align-items:stretch;flex-wrap:nowrap}.smart-card{background:rgba(255,255,255,0.95);backdrop-filter:blur(10px);border-radius:var(--radius-xl);padding:var(--space-4);box-shadow:0 8px 32px rgba(0,0,0,0.1);text-align:center;min-width:160px;max-width:200px;height:120px;transition:all 0.3s ease;position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:center;align-items:center;border:1px solid rgba(255,255,255,0.2)}.smart-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,#8b5cf6,#3b82f6,#06b6d4,#8b5cf6);background-size:200% 100%;border-radius:var(--radius-xl) var(--radius-xl) 0 0;animation:gradientShift 3s ease-in-out infinite}.smart-card::after{content:'';position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(139,92,246,0.1) 0%,transparent 70%);opacity:0;transition:opacity 0.6s ease;pointer-events:none}.smart-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(0,0,0,0.15)}.smart-card .stat-icon{width:36px;height:36px;background:linear-gradient(135deg,#8b5cf6,#3b82f6);border-radius:50%;display:flex;align-items:center;justify-content:center;margin-bottom:var(--space-2);box-shadow:0 4px 12px rgba(139,92,246,0.3);position:relative;overflow:hidden;animation:iconPulse 3s ease-in-out infinite;transition:all 0.3s ease}.smart-card .stat-icon::before{content:'';position:absolute;top:-2px;left:-2px;right:-2px;bottom:-2px;background:linear-gradient(45deg,#8b5cf6,#3b82f6,#06b6d4,#8b5cf6);border-radius:50%;z-index:-1;animation:iconRotate 4s linear infinite;opacity:0.7}.smart-card .stat-icon::after{content:'';position:absolute;top:50%;left:50%;width:0;height:0;background:radial-gradient(circle,rgba(255,255,255,0.3) 0%,transparent 70%);border-radius:50%;transform:translate(-50%,-50%);animation:iconRipple 2s ease-out infinite}.smart-card .stat-icon i{font-size:1.1rem;color:white;z-index:1;position:relative;animation:iconBounce 2s ease-in-out infinite}.smart-card:hover .stat-icon{transform:scale(1.05)}.smart-card .stat-content{flex:1;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center}.smart-card .stat-number{font-size:2rem;font-weight:800;color:#1f2937;line-height:1;margin-bottom:0.5rem;text-shadow:0 1px 2px rgba(0,0,0,0.1)}.smart-card .stat-label{font-size:0.7rem;color:#6b7280;font-weight:600;text-transform:uppercase;letter-spacing:0.05em;margin-bottom:0.25rem}.smart-card .stat-description{font-size:0.6rem;color:#9ca3af;font-weight:500;line-height:1.2}.stat-card{background:white;border-radius:var(--radius-xl);padding:var(--space-6) var(--space-5);box-shadow:0 4px 20px rgba(0,0,0,0.1);text-align:center;min-width:120px;transition:all 0.3s ease;position:relative;overflow:hidden}.stat-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#8b5cf6,#3b82f6);border-radius:var(--radius-xl) var(--radius-xl) 0 0}.stat-card:hover{transform:translateY(-4px);box-shadow:0 8px 30px rgba(0,0,0,0.15)}.stat-card .stat-number{display:block;font-size:2.5rem;font-weight:800;color:#1f2937;line-height:1;margin-bottom:var(--space-2)}.stat-card .stat-label{font-size:0.75rem;color:#6b7280;text-transform:uppercase;letter-spacing:0.1em;font-weight:600;line-height:1.2}.premium-stats{display:flex;gap:var(--space-2);margin-bottom:60px;overflow:hidden;position:relative;width:100%;height:100%;padding-top:30px;padding-bottom:30px;max-width:100%}.premium-stats::before{content:'';position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(90deg,rgba(102,126,234,0.1) 0%,transparent 20%,transparent 80%,rgba(102,126,234,0.1) 100%);pointer-events:none;z-index:1}.premium-stats-container{display:flex;gap:var(--space-4);animation:scrollCards 20s linear infinite;will-change:transform}@keyframes scrollCards{0%{transform:translateX(0)}100%{transform:translateX(-100%)}}.premium-stats:hover .premium-stats-container{animation-play-state:paused}.premium-stats-container:hover .premium-card{transform:scale(1.05);transition:transform 0.3s ease}.premium-stats-container:hover .premium-card:hover{transform:scale(1.1);z-index:10}.premium-stats::after{content:'← Scroll to see more →';position:absolute;bottom:-25px;left:50%;transform:translateX(-50%);font-size:0.75rem;color:rgba(255,255,255,0.7);font-weight:500;animation:fadeInOut 3s ease-in-out infinite}@keyframes fadeInOut{0%,100%{opacity:0.3}50%{opacity:1}}.premium-card{background:linear-gradient(145deg,#ffffff,#f8fafc);border-radius:12px;padding:0 12px;box-shadow:0 4px 20px rgba(0,0,0,0.08),0 1px 3px rgba(0,0,0,0.1);width:220px;min-height:75px;border:1px solid rgba(139,92,246,0.1);position:relative;cursor:pointer;transition:all 0.4s cubic-bezier(0.4,0,0.2,1);overflow:hidden;display:flex;flex-direction:column}.premium-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,#8b5cf6,#3b82f6,#06b6d4);border-radius:20px 20px 0 0}.card-glow{position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(139,92,246,0.1) 0%,transparent 70%);opacity:0;transition:opacity 0.4s ease;pointer-events:none}.premium-card:hover{transform:translateY(-8px) scale(1.02);box-shadow:0 20px 40px rgba(139,92,246,0.15),0 8px 16px rgba(0,0,0,0.1);border-color:rgba(139,92,246,0.3)}.premium-card:hover .card-glow{opacity:1}.card-header{display:flex;justify-content:space-between;align-items:center;padding:var(--space-1) var(--space-2);position:relative;min-height:40px}.premium-icon{position:relative;width:28px;height:28px;display:flex;align-items:center;justify-content:center;border-radius:10px;background:linear-gradient(135deg,#8b5cf6,#3b82f6);color:white;font-size:0.9rem;box-shadow:0 3px 8px rgba(139,92,246,0.3);transition:all 0.3s ease;flex-shrink:0}.icon-bg{position:absolute;top:-2px;left:-2px;right:-2px;bottom:-2px;background:linear-gradient(135deg,#8b5cf6,#3b82f6);border-radius:18px;opacity:0;transition:opacity 0.3s ease;z-index:-1}.premium-card:hover .premium-icon{transform:scale(1.1) rotate(5deg);box-shadow:0 6px 20px rgba(139,92,246,0.4)}.premium-card:hover .icon-bg{opacity:0.2}.card-badge{background:linear-gradient(135deg,#f3f4f6,#e5e7eb);color:#6b7280;padding:2px 6px;border-radius:8px;font-size:0.65rem;font-weight:600;letter-spacing:0.05em;text-transform:uppercase;border:1px solid rgba(139,92,246,0.1);min-width:32px;text-align:center;flex-shrink:0}.stat-content{padding:var(--space-1);text-align:center;flex:1;display:flex;flex-direction:column;justify-content:center;gap:2px}.premium-number{font-size:1.2rem;font-weight:800;background:linear-gradient(135deg,#8b5cf6,#3b82f6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:2px;line-height:1;text-shadow:0 2px 4px rgba(139,92,246,0.1)}.premium-label{font-size:0.5rem;font-weight:700;color:#1f2937;margin-bottom:1px;letter-spacing:0.1em;text-transform:uppercase}.premium-description{font-size:0.45rem;color:#6b7280;line-height:1.2;font-style:italic}.card-footer{padding:2px var(--space-1) var(--space-1) var(--space-1);background:linear-gradient(180deg,transparent,rgba(139,92,246,0.02));border-radius:0 0 12px 12px}.progress-container{text-align:center}.progress-bar-premium{width:100%;height:6px;background:#e5e7eb;border-radius:3px;overflow:hidden;position:relative;margin-bottom:var(--space-2)}.progress-fill-premium{height:100%;background:linear-gradient(90deg,#8b5cf6,#3b82f6);border-radius:3px;transition:width 0.8s cubic-bezier(0.4,0,0.2,1);position:relative}.progress-shine{position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.6),transparent);animation:progressShine 2s infinite}@keyframes progressShine{0%{left:-100%}100%{left:100%}}.progress-text{font-size:0.75rem;color:#6b7280;font-weight:500}.language-showcase{text-align:center}.premium-flags{display:flex;gap:var(--space-2);justify-content:center;margin-bottom:var(--space-2)}.premium-flag{font-size:1.2rem;animation:flagFloat 3s ease-in-out infinite;filter:drop-shadow(0 2px 4px rgba(0,0,0,0.1))}.premium-flag:nth-child(2){animation-delay:0.3s}.premium-flag:nth-child(3){animation-delay:0.6s}.premium-flag:nth-child(4){animation-delay:0.9s}.premium-flag:nth-child(5){animation-delay:1.2s}@keyframes flagFloat{0%,100%{transform:translateY(0px) rotate(0deg)}50%{transform:translateY(-4px) rotate(2deg)}}.language-count{font-size:0.75rem;color:#8b5cf6;font-weight:600;background:rgba(139,92,246,0.1);padding:var(--space-1) var(--space-2);border-radius:8px;display:inline-block}.size-showcase{text-align:center}.premium-indicator{margin-bottom:var(--space-2)}.premium-bar{width:100%;height:8px;background:#e5e7eb;border-radius:4px;position:relative;overflow:hidden;margin-bottom:var(--space-2)}.size-fill{position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(90deg,#10b981,#34d399);border-radius:4px}.size-pulse{position:absolute;top:0;right:0;width:4px;height:100%;background:rgba(255,255,255,0.8);border-radius:0 4px 4px 0;animation:sizePulse 2s infinite}@keyframes sizePulse{0%,100%{opacity:0.8}50%{opacity:0.3}}.size-labels{display:flex;justify-content:space-between;font-size:0.7rem;color:#6b7280;font-weight:500}.size-status{font-size:0.75rem;color:#10b981;font-weight:600;background:rgba(16,185,129,0.1);padding:var(--space-1) var(--space-2);border-radius:8px;display:inline-block}@media (max-width:768px){#whatsNewBanner{display:none!important}.premium-stats{height:120px;margin-bottom:var(--space-6)}.premium-stats-container{animation-duration:15s}.premium-card{width:150px;min-height:75px;flex-shrink:0}.premium-number{font-size:1.8rem}.premium-icon{width:24px;height:24px;font-size:0.8rem}.card-header{padding:var(--space-2) var(--space-2) var(--space-1) var(--space-2)}.stat-content{padding:0 var(--space-2) var(--space-1) var(--space-2)}.card-footer{padding:var(--space-1) var(--space-2) var(--space-2) var(--space-2)}.premium-label{font-size:0.6rem}.premium-description{font-size:0.55rem}.premium-stats::after{font-size:0.65rem;bottom:-20px}}@media (max-width:480px){.premium-stats{height:100px}.premium-card{width:140px;min-height:70px}.premium-number{font-size:1.5rem}.premium-icon{width:20px;height:20px;font-size:0.7rem}.premium-stats::after{display:none}}.progress-bar-mini{width:100%;height:3px;background:var(--gray-200);border-radius:2px;overflow:hidden}.progress-fill-mini{height:100%;background:linear-gradient(90deg,#667eea 0%,#764ba2 100%);border-radius:2px;transition:width 2s ease;width:0%}.smart-card:hover .progress-fill-mini{width:var(--progress-width,99%)}.language-flags{display:flex;justify-content:center;gap:var(--space-1);margin-top:var(--space-1)}.flag{font-size:0.9rem;animation:flagWave 2s ease-in-out infinite;animation-delay:calc(var(--i) * 0.2s)}.flag:nth-child(1){--i:0}.flag:nth-child(2){--i:1}.flag:nth-child(3){--i:2}.flag:nth-child(4){--i:3}.flag:nth-child(5){--i:4}@keyframes flagWave{0%,100%{transform:translateY(0px) rotate(0deg)}50%{transform:translateY(-5px) rotate(5deg)}}.size-indicator{margin-top:var(--space-1)}.size-bar{width:100%;height:4px;background:linear-gradient(90deg,#10b981 0%,#059669 100%);border-radius:2px;position:relative;overflow:hidden}.size-bar::after{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.4),transparent);animation:shimmer 2s infinite}@keyframes shimmer{0%{left:-100%}100%{left:100%}}.size-text{font-size:0.6rem;color:var(--green-600);font-weight:600;margin-top:var(--space-1)}.validation-error{background:#fef2f2;border:1px solid #fecaca;border-radius:var(--radius-lg);padding:var(--space-4);margin-top:var(--space-3);animation:slideInDown 0.3s ease}.error-content{display:flex;align-items:flex-start;gap:var(--space-3)}.error-content i{color:#ef4444;font-size:1.2rem;margin-top:2px}.error-text h4{color:#dc2626;font-size:1rem;font-weight:600;margin:0 0 var(--space-2) 0}.error-text p{color:#7f1d1d;font-size:0.9rem;margin:0 0 var(--space-3) 0;line-height:1.4}.supported-formats h5{color:#7f1d1d;font-size:0.8rem;font-weight:600;margin:0 0 var(--space-2) 0}.format-tags{display:flex;gap:var(--space-2);flex-wrap:wrap}.format-tag{padding:var(--space-1) var(--space-2);border-radius:var(--radius-md);font-size:0.75rem;font-weight:500}.format-tag.video{background:#dbeafe;color:#1e40af;border:1px solid #93c5fd}.format-tag.audio{background:#dcfce7;color:#166534;border:1px solid #86efac}.smart-modal{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.5);display:flex;align-items:center;justify-content:center;z-index:10000;opacity:0;transition:opacity 0.3s ease}.smart-modal.show{opacity:1}.smart-modal-content{background:white;border-radius:var(--radius-xl);padding:var(--space-8);max-width:500px;width:90%;box-shadow:0 20px 60px rgba(0,0,0,0.3);transform:scale(0.8);transition:transform 0.3s ease}.smart-modal.show .smart-modal-content{transform:scale(1)}.smart-modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-6);padding-bottom:var(--space-4);border-bottom:2px solid var(--gray-100)}.smart-modal-header h3{color:var(--primary);font-size:1.5rem;font-weight:700;margin:0}.smart-modal-close{background:none;border:none;font-size:1.5rem;color:var(--gray-400);cursor:pointer;padding:var(--space-2);border-radius:var(--radius-md);transition:all 0.2s ease}.smart-modal-close:hover{background:var(--gray-100);color:var(--gray-600)}.smart-modal-body p{color:var(--gray-700);line-height:1.6;margin-bottom:var(--space-6)}.smart-features{list-style:none;padding:0;margin:0}.smart-features li{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-2) 0;color:var(--gray-700)}.smart-features li i{color:var(--green-500);font-size:0.9rem}.stats-row{display:flex;gap:var(--space-8);margin-bottom:var(--space-8)}.stat-item{text-align:center}.stat-number{display:block;font-size:2rem;font-weight:800;color:var(--white);line-height:1}.stat-label{font-size:0.875rem;color:rgba(255,255,255,0.8);text-transform:uppercase;letter-spacing:0.05em}.upload-card{background:var(--white);border-radius:var(--radius-3xl);box-shadow:var(--shadow-2xl);padding:var(--space-8);position:relative;z-index:2}.upload-area{border:3px dashed var(--gray-300);border-radius:var(--radius-2xl);padding:15px;text-align:center;cursor:pointer;transition:all var(--transition-normal);position:relative;overflow:hidden;background:linear-gradient(135deg,#f8f9ff 0%,#ffffff 100%)}.upload-area:hover{border-color:var(--primary);background:linear-gradient(135deg,#f0f2ff 0%,#ffffff 100%);transform:translateY(-2px);box-shadow:0 10px 30px rgba(102,126,234,0.1)}.upload-area.dragover{border-color:var(--primary);background:linear-gradient(135deg,#e8f0ff 0%,#f8f9ff 100%);transform:scale(1.02);box-shadow:0 15px 40px rgba(102,126,234,0.2)}.upload-icon-container{position:relative;display:inline-block;margin-bottom:var(--space-4)}.upload-icon{font-size:3rem;color:var(--primary);transition:all var(--transition-normal);animation:float 3s ease-in-out infinite}.upload-icon-svg{width:100px;height:100px;margin:0 auto;display:block;filter:drop-shadow(0 8px 16px rgba(139,92,246,0.2));transition:all 0.3s cubic-bezier(0.4,0,0.2,1)}.icon-bg{animation:backgroundPulse 4s ease-in-out infinite;transform-origin:center}.cloud-group{animation:cloudFloat 4s ease-in-out infinite;transform-origin:center}.cloud-main{animation:cloudGlow 2s ease-in-out infinite}.cloud-highlight{animation:highlightShimmer 3s ease-in-out infinite}.arrow-group{animation:arrowPulse 3s ease-in-out infinite;transform-origin:center}.arrow-stem{animation:stemGlow 1.5s ease-in-out infinite}.arrow-head{animation:headShine 2s ease-in-out infinite}.stars-group{animation:starsTwinkle 4s ease-in-out infinite}.star-1{animation:starFloat1 3s ease-in-out infinite}.star-2{animation:starFloat2 3s ease-in-out infinite 0.5s}.star-3{animation:starFloat3 3s ease-in-out infinite 1s}.star-4{animation:starFloat4 3s ease-in-out infinite 1.5s}.particles-group{animation:particlesOrbit 6s linear infinite;transform-origin:center}.particle-1{animation:particleFloat1 4s ease-in-out infinite}.particle-2{animation:particleFloat2 4s ease-in-out infinite 0.8s}.particle-3{animation:particleFloat3 4s ease-in-out infinite 1.6s}.particle-4{animation:particleFloat4 4s ease-in-out infinite 2.4s}.particle-5{animation:particleFloat5 4s ease-in-out infinite 3.2s}.particle-6{animation:particleFloat6 4s ease-in-out infinite 0.4s}.ai-sparkles .sparkle{position:absolute;font-size:1.2rem;animation:sparkleRotate 8s linear infinite;pointer-events:none}.sparkle-1{top:-10px;left:20px;animation-delay:0s}.sparkle-2{top:10px;right:20px;animation-delay:0.5s}.sparkle-3{bottom:20px;left:10px;animation-delay:1s}.sparkle-4{bottom:10px;right:10px;animation-delay:1.5s}@keyframes float{0%,100%{transform:translateY(0px)}50%{transform:translateY(-10px)}}@keyframes svgFloat{0%,100%{transform:translateY(0px) rotate(0deg)}50%{transform:translateY(-8px) rotate(2deg)}}@keyframes cloudPulse{0%,100%{transform:scale(1);opacity:0.8}50%{transform:scale(1.05);opacity:1}}@keyframes arrowBounce{0%,100%{transform:translateY(0px);opacity:1}50%{transform:translateY(-3px);opacity:0.8}}@keyframes circuitFlow{0%,100%{opacity:0.6;stroke-dasharray:0,20}50%{opacity:1;stroke-dasharray:20,0}}@keyframes dotPulse{0%,100%{transform:scale(1);opacity:0.8}50%{transform:scale(1.3);opacity:1}}@keyframes particleFloat1{0%,100%{transform:translateY(0px) translateX(0px);opacity:0.7}25%{transform:translateY(-5px) translateX(2px);opacity:1}50%{transform:translateY(-10px) translateX(0px);opacity:0.8}75%{transform:translateY(-5px) translateX(-2px);opacity:0.9}}@keyframes particleFloat2{0%,100%{transform:translateY(0px) translateX(0px);opacity:0.7}25%{transform:translateY(-8px) translateX(-3px);opacity:1}50%{transform:translateY(-12px) translateX(0px);opacity:0.8}75%{transform:translateY(-8px) translateX(3px);opacity:0.9}}@keyframes particleFloat3{0%,100%{transform:translateY(0px) translateX(0px);opacity:0.7}25%{transform:translateY(-6px) translateX(1px);opacity:1}50%{transform:translateY(-8px) translateX(0px);opacity:0.8}75%{transform:translateY(-6px) translateX(-1px);opacity:0.9}}@keyframes particleFloat4{0%,100%{transform:translateY(0px) translateX(0px);opacity:0.7}25%{transform:translateY(-7px) translateX(-2px);opacity:1}50%{transform:translateY(-11px) translateX(0px);opacity:0.8}75%{transform:translateY(-7px) translateX(2px);opacity:0.9}}@keyframes backgroundPulse{0%,100%{transform:scale(1);opacity:0.1}50%{transform:scale(1.1);opacity:0.2}}@keyframes cloudFloat{0%,100%{transform:translateY(0px) scale(1)}50%{transform:translateY(-3px) scale(1.02)}}@keyframes cloudGlow{0%,100%{opacity:0.9}50%{opacity:1}}@keyframes highlightShimmer{0%,100%{opacity:0.6}50%{opacity:0.9}}@keyframes arrowPulse{0%,100%{transform:translateY(0px) scale(1);opacity:1}50%{transform:translateY(-2px) scale(1.05);opacity:0.9}}@keyframes stemGlow{0%,100%{stroke-width:4;opacity:1}50%{stroke-width:5;opacity:0.8}}@keyframes headShine{0%,100%{stroke-width:4;opacity:1}50%{stroke-width:5;opacity:0.9}}@keyframes starsTwinkle{0%,100%{opacity:0.8;transform:scale(1)}25%{opacity:1;transform:scale(1.1)}50%{opacity:0.9;transform:scale(1.05)}75%{opacity:1;transform:scale(1.08)}}@keyframes starFloat1{0%,100%{transform:translateY(0px) rotate(0deg);opacity:0.8}50%{transform:translateY(-4px) rotate(180deg);opacity:1}}@keyframes starFloat2{0%,100%{transform:translateY(0px) rotate(0deg);opacity:0.8}50%{transform:translateY(-3px) rotate(-180deg);opacity:1}}@keyframes starFloat3{0%,100%{transform:translateY(0px) rotate(0deg);opacity:0.8}50%{transform:translateY(-5px) rotate(90deg);opacity:1}}@keyframes starFloat4{0%,100%{transform:translateY(0px) rotate(0deg);opacity:0.8}50%{transform:translateY(-4px) rotate(-90deg);opacity:1}}@keyframes particlesOrbit{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}@keyframes particleFloat5{0%,100%{transform:translateY(0px) scale(1);opacity:0.8}50%{transform:translateY(-4px) scale(1.25);opacity:1}}@keyframes particleFloat6{0%,100%{transform:translateY(0px) scale(1);opacity:0.8}50%{transform:translateY(-9px) scale(1.05);opacity:1}}@keyframes sparkleRotate{0%{transform:rotate(0deg) scale(1);opacity:0.8}50%{transform:rotate(180deg) scale(1.2);opacity:1}100%{transform:rotate(360deg) scale(1);opacity:0.8}}.upload-ripple{position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:rgba(102,126,234,0.3);transform:translate(-50%,-50%);animation:ripple 2s infinite}@keyframes ripple{0%{width:0;height:0;opacity:1}100%{width:100px;height:100px;opacity:0}}.upload-progress{margin-top:var(--space-4);width:100%}.progress-bar{height:8px;background:var(--gray-200);border-radius:var(--radius-full);overflow:hidden;margin-bottom:var(--space-2)}.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary),#8b5cf6);width:0%;transition:width 0.3s ease;border-radius:var(--radius-full)}.progress-text{font-size:0.9rem;color:var(--gray-600);text-align:center;font-weight:500}.upload-pulse{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:80px;height:80px;border:2px solid var(--primary);border-radius:50%;opacity:0;animation:pulse 2s infinite}@keyframes float{0%,100%{transform:translateY(0px)}50%{transform:translateY(-10px)}}@keyframes pulse{0%{transform:translate(-50%,-50%) scale(0.8);opacity:0.8}100%{transform:translate(-50%,-50%) scale(1.2);opacity:0}}.upload-title{font-size:1.5rem;font-weight:600;color:var(--gray-800);margin-bottom:var(--space-2)}.upload-subtitle{color:var(--gray-600);margin-bottom:var(--space-6)}.supported-formats{display:flex;flex-direction:column;align-items:center;gap:var(--space-2)}.format-label{font-size:0.875rem;color:var(--gray-500);font-weight:500}.format-tags{display:flex;flex-wrap:wrap;gap:var(--space-2);justify-content:center}.format-tag{background:var(--gray-100);color:var(--gray-600);padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);font-size:0.75rem;font-weight:600;text-transform:uppercase;letter-spacing:0.05em}.file-preview{margin-top:var(--space-6);padding:var(--space-4);background:var(--gray-50);border-radius:var(--radius-xl);border:1px solid var(--gray-200)}.file-info{display:flex;align-items:center;gap:var(--space-4)}.file-icon{width:48px;height:48px;background:var(--gradient-primary);border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;color:var(--white);font-size:1.25rem}.file-details{flex:1;display:flex;flex-direction:column;gap:var(--space-1)}.file-name{font-weight:600;color:var(--gray-800)}.file-size{font-size:0.875rem;color:var(--gray-600)}.remove-file{background:var(--error);color:var(--white);border:none;width:32px;height:32px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast)}.remove-file:hover{background:#dc2626;transform:scale(1.1)}.transcription-options{margin-top:var(--space-8)}.options-title{display:flex;align-items:center;gap:var(--space-2);font-size:1.125rem;font-weight:600;color:var(--gray-800);margin-bottom:var(--space-4)}.option-group{display:grid;gap:var(--space-3)}.option-card{display:block;cursor:pointer;border:2px solid var(--gray-200);border-radius:var(--radius-xl);padding:var(--space-4);transition:all var(--transition-normal);position:relative}.option-card:hover{border-color:var(--primary-light);box-shadow:var(--shadow-md);transform:translateY(-2px)}.option-card.active{border-color:var(--primary);background:rgba(99,102,241,0.02);box-shadow:var(--shadow-lg)}.option-card input{position:absolute;opacity:0;pointer-events:none}.option-content{display:flex;align-items:center;gap:var(--space-4)}.option-icon{width:48px;height:48px;background:var(--gray-100);border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;font-size:1.25rem;color:var(--gray-600);transition:all var(--transition-normal)}.option-card.active .option-icon{background:var(--gradient-primary);color:var(--white)}.option-text{flex:1}.option-text h5{font-size:1rem;font-weight:600;color:var(--gray-800);margin-bottom:var(--space-1)}.option-text p{font-size:0.875rem;color:var(--gray-600);line-height:1.4}.option-check{width:24px;height:24px;border:2px solid var(--gray-300);border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all var(--transition-normal);opacity:0}.option-card.active .option-check{background:var(--primary);border-color:var(--primary);color:var(--white);opacity:1}.button-container{display:flex;justify-content:center;margin-top:var(--space-8)}.transcribe-button{background:var(--gradient-primary);color:var(--white);border:none;padding:var(--space-4) var(--space-8);border-radius:var(--radius-xl);font-size:1.125rem;font-weight:700;cursor:pointer;transition:all var(--transition-normal);position:relative;overflow:hidden;min-width:250px}.transcribe-button:disabled{background:var(--gray-300);cursor:not-allowed;transform:none}.transcribe-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:var(--shadow-xl)}.btn-content{display:flex;align-items:center;justify-content:center;gap:var(--space-2)}.btn-loader{display:flex;align-items:center;justify-content:center;gap:var(--space-2)}.loader-spinner{width:20px;height:20px;border:2px solid rgba(255,255,255,0.3);border-top:2px solid var(--white);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}.progress-container{margin-top:var(--space-6)}.progress-bar{width:100%;height:8px;background:var(--gray-200);border-radius:var(--radius-full);overflow:hidden;margin-bottom:var(--space-3)}.progress-fill{height:100%;background:var(--gradient-primary);border-radius:var(--radius-full);transition:width var(--transition-normal);width:0%}.progress-text{display:flex;justify-content:space-between;align-items:center;font-size:0.875rem;color:var(--gray-600)}.floating-elements{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:1}.float-element{position:absolute;width:60px;height:60px;background:rgba(255,255,255,0.1);backdrop-filter:blur(10px);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--white);font-size:1.5rem;animation:float-around 10s ease-in-out infinite}.float-1{top:20%;left:10%;animation-delay:0s}.float-2{top:60%;right:10%;animation-delay:2s}.float-3{bottom:30%;left:15%;animation-delay:4s}.float-4{top:40%;right:20%;animation-delay:6s}@keyframes float-around{0%,100%{transform:translateY(0px) rotate(0deg);opacity:0.7}25%{transform:translateY(-20px) rotate(90deg);opacity:1}50%{transform:translateY(-10px) rotate(180deg);opacity:0.8}75%{transform:translateY(-30px) rotate(270deg);opacity:0.9}}.container{max-width:1200px;margin:0 auto;padding:0 var(--space-4)}.section-header h2{text-align:center}.section-header{text-align:center;margin-bottom:var(--space-16)}.section-header h2{font-family:var(--font-secondary);font-size:clamp(2rem,4vw,3rem);font-weight:700;color:var(--gray-800);margin-bottom:var(--space-4)}.section-header p{font-size:1.25rem;color:var(--gray-600);max-width:600px;margin:0 auto}.features-section{padding:var(--space-24) 0;background:var(--white)}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--space-8)}.feature-card{text-align:center;padding:var(--space-8);border-radius:var(--radius-2xl);background:var(--white);box-shadow:var(--shadow-lg);border:1px solid var(--gray-100);transition:all var(--transition-normal);position:relative;overflow:hidden}.feature-card::before{content:'';position:absolute;top:0;left:0;width:100%;height:4px;background:var(--gradient-primary);transform:scaleX(0);transition:transform var(--transition-normal)}.feature-card:hover{transform:translateY(-10px);box-shadow:var(--shadow-2xl)}.feature-card:hover::before{transform:scaleX(1)}.feature-icon{width:80px;height:80px;margin:0 auto var(--space-6);background:var(--gradient-primary);border-radius:var(--radius-2xl);display:flex;align-items:center;justify-content:center;font-size:2rem;color:var(--white);box-shadow:var(--shadow-lg)}.feature-card h3{font-size:1.5rem;font-weight:600;color:var(--gray-800);margin-bottom:var(--space-4)}.feature-card p{color:var(--gray-600);line-height:1.6}.how-it-works-section{padding:var(--space-24) 0;background:var(--gray-50)}.steps-container{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:var(--space-8);align-items:center;max-width:1000px;margin:0 auto}.step-card{text-align:center;padding:var(--space-8);background:var(--white);border-radius:var(--radius-2xl);box-shadow:var(--shadow-lg);position:relative;transition:all var(--transition-normal)}.step-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-xl)}.step-number{position:absolute;top:-15px;left:50%;transform:translateX(-50%);width:30px;height:30px;background:var(--gradient-primary);color:var(--white);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:0.875rem;box-shadow:var(--shadow-md)}.step-icon{width:80px;height:80px;margin:0 auto var(--space-4);background:var(--gray-100);border-radius:var(--radius-2xl);display:flex;align-items:center;justify-content:center;font-size:2rem;color:var(--primary);transition:all var(--transition-normal)}.step-card:hover .step-icon{background:var(--gradient-primary);color:var(--white)}.step-card h3{font-size:1.25rem;font-weight:600;color:var(--gray-800);margin-bottom:var(--space-3)}.step-card p{color:var(--gray-600);line-height:1.6}.step-arrow{color:var(--primary);font-size:1.5rem;opacity:0.6}.cta-section{padding:var(--space-24) 0;background:var(--gradient-primary);color:var(--white);text-align:center}.cta-content{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-4)}.cta-content h2{font-family:var(--font-secondary);font-size:clamp(2rem,4vw,3rem);font-weight:700;margin-bottom:var(--space-4)}.cta-content p{font-size:1.25rem;opacity:0.9;margin-bottom:var(--space-8);max-width:600px;margin-left:auto;margin-right:auto}.cta-button-large{background:var(--white);color:var(--primary);box-shadow:var(--shadow-xl)}.cta-button-large:hover{background:var(--gray-50)}.footer{background:var(--gray-900);color:var(--white);padding:var(--space-16) 0 var(--space-8)}.footer-content{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:var(--space-6)}.footer-brand{display:flex;flex-direction:column;gap:var(--space-2)}.footer-brand p{opacity:0.8;font-size:0.875rem}.footer-links{display:flex;gap:var(--space-6)}.footer-links a{color:var(--white);text-decoration:none;opacity:0.8;transition:opacity var(--transition-fast)}.footer-links a:hover{opacity:1}@media (max-width:1024px){.hero-container{grid-template-columns:1fr;gap:var(--space-8);text-align:center}.steps-container{grid-template-columns:1fr;gap:var(--space-6)}.step-arrow{transform:rotate(90deg)}.stats-row{justify-content:center}}@media (max-width:768px){.nav-links,.nav-menu{display:none;position:absolute;top:100%;left:0;right:0;background:rgba(255,255,255,0.98);backdrop-filter:blur(10px);flex-direction:column;padding:var(--space-4);box-shadow:var(--shadow-lg);border-radius:0 0 var(--radius-lg) var(--radius-lg);z-index:999}.nav-links.active,.nav-menu.active{display:flex}.nav-link{padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--gray-200)}.nav-link:last-child{border-bottom:none}.cta-button-small{width:100%;margin-top:var(--space-2)}.mobile-menu-toggle{display:flex}.mobile-menu-toggle.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}.mobile-menu-toggle.active span:nth-child(2){opacity:0}.mobile-menu-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(7px,-6px)}.hero-section{padding-top:60px;padding-bottom:var(--space-4)}.hero-title{font-size:2.2rem;line-height:1.2;margin-bottom:var(--space-3)}.hero-subtitle{font-size:1rem;line-height:1.4;margin-bottom:var(--space-4)}.main-content{grid-template-columns:1fr;gap:var(--space-4);padding:var(--space-4)}.left-content{order:1}.upload-section{order:2}.upload-card{padding:var(--space-4)}.upload-area{padding:var(--space-6);min-height:200px}.upload-icon{font-size:2.5rem}.features-grid{grid-template-columns:1fr;gap:var(--space-4)}.feature-card{padding:var(--space-4)}.stats-row{flex-direction:column;gap:var(--space-3);align-items:center}.footer-content{flex-direction:column;text-align:center;gap:var(--space-4)}}@media (max-width:480px){.hero-section{padding-top:50px;padding-bottom:var(--space-3)}.hero-title{font-size:1.8rem;line-height:1.1;margin-bottom:var(--space-2)}.hero-subtitle{font-size:0.9rem;line-height:1.3;margin-bottom:var(--space-3)}.main-content{padding:var(--space-3);gap:var(--space-3)}.upload-card{padding:var(--space-3)}.upload-area{padding:var(--space-4);min-height:180px}.upload-icon{font-size:2rem}.feature-card{padding:var(--space-4)}.step-card{padding:var(--space-4)}.stats-row{flex-direction:column;gap:var(--space-2);align-items:center}}@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes iconPulse{0%,100%{transform:scale(1);box-shadow:0 4px 12px rgba(139,92,246,0.3)}50%{transform:scale(1.05);box-shadow:0 6px 16px rgba(139,92,246,0.4)}}@keyframes iconRotate{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}@keyframes iconRotateFast{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}@keyframes iconRipple{0%{width:0;height:0;opacity:1}100%{width:60px;height:60px;opacity:0}}@keyframes iconBounce{0%,100%{transform:translateY(0)}50%{transform:translateY(-2px)}}@keyframes iconHover{0%{transform:scale(1)}50%{transform:scale(1.15)}100%{transform:scale(1.1)}}@keyframes iconSpin{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}@keyframes gradientShift{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}@keyframes rippleEffect{0%{transform:scale(0);opacity:1}100%{transform:scale(1);opacity:0}}@keyframes cardFloat{0%,100%{transform:translateY(0px)}50%{transform:translateY(-5px)}}@keyframes shimmer{0%{background-position:-200% 0}100%{background-position:200% 0}}.animate-fade-in-up{animation:fadeInUp 0.6s ease-out}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.hidden{display:none}.block{display:block}.flex{display:flex}.grid{display:grid}.w-full{width:100%}.h-full{height:100%}.relative{position:relative}.absolute{position:absolute}.fixed{position:fixed}.z-10{z-index:10}.z-20{z-index:20}.z-30{z-index:30}.overflow-hidden{overflow:hidden}.overflow-auto{overflow:auto}.cursor-pointer{cursor:pointer}.cursor-not-allowed{cursor:not-allowed}.select-none{user-select:none}.select-text{user-select:text}.transition-all{transition:all var(--transition-normal)}.transition-colors{transition:color var(--transition-fast),background-color var(--transition-fast),border-color var(--transition-fast)}.transition-transform{transition:transform var(--transition-normal)}.hover\:scale-105:hover{transform:scale(1.05)}.hover\:scale-110:hover{transform:scale(1.1)}.focus\:outline-none:focus{outline:none}.focus\:ring:focus{box-shadow:0 0 0 3px rgba(99,102,241,0.5)}.modal-overlay{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.6);backdrop-filter:blur(8px);z-index:var(--z-modal);align-items:center;justify-content:center;opacity:0;transition:opacity var(--transition-normal)}.modal-overlay.active{display:flex;opacity:1}.modal-content{background:var(--white);border-radius:var(--radius-2xl);max-width:600px;width:90%;max-height:80vh;overflow-y:auto;box-shadow:var(--shadow-2xl);transform:scale(0.9);transition:transform var(--transition-normal)}.modal-overlay.active .modal-content{transform:scale(1)}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:var(--space-6);border-bottom:1px solid var(--gray-200);background:var(--gradient-primary);color:var(--white);border-radius:var(--radius-2xl) var(--radius-2xl) 0 0}.modal-header h2{margin:0;font-size:1.5rem;font-weight:700}.modal-close{background:rgba(255,255,255,0.2);border:none;color:var(--white);width:40px;height:40px;border-radius:50%;font-size:1.5rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast)}.modal-close:hover{background:rgba(255,255,255,0.3);transform:scale(1.1)}.modal-body{padding:var(--space-6);color:var(--gray-700);line-height:1.6}.policy-section h3{color:var(--primary);font-size:1.25rem;font-weight:600;margin:var(--space-6) 0 var(--space-3) 0}.policy-section h3:first-child{margin-top:0}.policy-section ul{margin:var(--space-3) 0;padding-left:var(--space-6)}.policy-section li{margin-bottom:var(--space-2)}.contact-section{display:grid;gap:var(--space-0)}.contact-info h3{color:var(--primary);font-size:1.25rem;font-weight:600;margin-bottom:var(--space-4)}.contact-methods{display:grid;gap:var(--space-4)}.contact-method{display:flex;align-items:flex-start;gap:var(--space-4);padding:var(--space-4);background:var(--gray-50);border-radius:var(--radius-xl);border:1px solid var(--gray-200);transition:all var(--transition-normal)}.contact-method:hover{background:var(--gray-100);transform:translateY(-2px);box-shadow:var(--shadow-md)}.navbar{z-index:3}.contact-method i{color:#fff;font-size:1.5rem;margin-top:var(--space-1)}.contact-method h4{margin:0 0 var(--space-1) 0;font-size:1rem;font-weight:600;color:var(--gray-800)}.contact-method p{margin:0;color:var(--gray-600)}.response-time{font-size:0.875rem;color:var(--primary);font-weight:500}.contact-form h3{color:var(--primary);font-size:1.25rem;font-weight:600;margin-bottom:var(--space-4)}.quick-contact-form{display:grid;gap:var(--space-4)}.form-group{display:flex;flex-direction:column;gap:var(--space-2)}.form-group label{font-weight:500;color:var(--gray-700);font-size:0.875rem}.form-group input,.form-group select,.form-group textarea{padding:var(--space-3);border:1px solid var(--gray-300);border-radius:var(--radius-lg);font-size:1rem;transition:all var(--transition-fast);background:var(--white)}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(99,102,241,0.1)}.contact-submit-btn{background:var(--gradient-primary);color:var(--white);border:none;padding:var(--space-3) var(--space-6);border-radius:var(--radius-lg);font-size:1rem;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:var(--space-2);transition:all var(--transition-normal);justify-self:start}.contact-submit-btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}@media (max-width:768px){.modal-content{width:95%;max-height:90vh;margin:var(--space-4)}.modal-header{padding:var(--space-4)}.modal-body{padding:var(--space-4)}.contact-section{gap:var(--space-6)}.contact-methods{gap:var(--space-3)}.contact-method{flex-direction:column;text-align:center;gap:var(--space-2)}}.chat-page{background:var(--gray-50);min-height:100vh}.chat-navbar{background:var(--white);border-bottom:1px solid var(--gray-200);padding:var(--space-2) 0;position:sticky;top:0;z-index:3;box-shadow:var(--shadow-sm)}.chat-navbar .nav-container{max-width:1372px;margin:0 auto;padding:0 var(--space-4);display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:var(--space-4);height:50px}.chat-navbar .back-btn{display:flex;align-items:center;gap:var(--space-1);color:var(--white);text-decoration:none;padding:var(--space-1) var(--space-2);border-radius:var(--radius-md);transition:all var(--transition-fast);font-weight:500;justify-self:start;font-size:0.9rem}.chat-navbar .back-btn:hover{color:var(--white);opacity:0.9;visibility:visible}.nav-center{justify-self:center}.nav-actions{justify-self:end}.action-btn{display:flex;align-items:center;gap:var(--space-2);background:var(--gradient-primary);color:var(--white);border:none;padding:var(--space-2) var(--space-4);border-radius:var(--radius-lg);font-weight:500;cursor:pointer;transition:all var(--transition-normal);box-shadow:var(--shadow-md)}.action-btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.progress-success{background:var(--white);padding:var(--space-3) 0;border-bottom:1px solid var(--gray-200)}.progress-steps{max-width:800px;margin:0 auto;display:flex;align-items:center;justify-content:center;gap:var(--space-2);padding:0 var(--space-4)}.step-item{display:flex;align-items:center;gap:var(--space-2);flex:1;min-width:0}.step-circle{width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:0.75rem;font-weight:600;transition:all var(--transition-normal);flex-shrink:0}.step-item.completed .step-circle{background:var(--success);color:var(--white);box-shadow:0 0 0 2px rgba(16,185,129,0.2)}.step-item.active .step-circle{background:var(--primary);color:var(--white);box-shadow:0 0 0 2px rgba(99,102,241,0.2);animation:pulse 2s infinite}.step-label{font-size:0.75rem;font-weight:500;color:var(--gray-600);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.step-item.completed .step-label,.step-item.active .step-label{color:var(--gray-800);font-weight:600}.step-line{width:20px;height:2px;background:var(--gray-300);transition:background var(--transition-normal);flex-shrink:0}.step-line.completed{background:var(--success)}@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.05)}}.chat-main{max-width:1400px;margin:0 auto;height:calc(100vh - 70px);display:flex;flex-direction:column;background:linear-gradient(135deg,#f8fafc 0%,#f1f5f9 100%)}.chat-layout{display:grid;grid-template-columns:1fr 400px;gap:var(--space-6);padding:var(--space-6);flex:1;min-height:0;overflow:hidden;position:relative}.ai-chat-toggle{position:fixed;bottom:20px;right:20px;width:60px;height:60px;background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);color:var(--white);border:none;border-radius:50%;box-shadow:var(--shadow-lg);cursor:pointer;z-index:1000;display:none;align-items:center;justify-content:center;font-size:1.5rem;transition:all var(--transition-normal);animation:float 3s ease-in-out infinite}@keyframes float{0%,100%{transform:translateY(0px)}50%{transform:translateY(-10px)}}.ai-chat-toggle:hover{transform:scale(1.1);box-shadow:var(--shadow-xl)}.ai-chat-toggle .badge{position:absolute;top:-5px;right:-5px;background:var(--error);color:var(--white);border-radius:50%;width:20px;height:20px;font-size:0.7rem;display:flex;align-items:center;justify-content:center}.chat-panel.collapsed{position:fixed;bottom:20px;right:20px;width:350px;height:500px;border-radius:var(--radius-2xl);box-shadow:var(--shadow-2xl);z-index:1001;transform:translateY(100%);transition:transform var(--transition-normal)}.chat-panel.expanded{transform:translateY(0)}.chat-panel .panel-header{position:relative}.chat-panel .close-btn{position:absolute;top:15px;right:15px;background:rgba(255,255,255,0.2);color:var(--white);border:none;width:32px;height:32px;border-radius:50%;cursor:pointer;display:none;align-items:center;justify-content:center;font-size:1rem;transition:all var(--transition-fast)}.chat-panel.collapsed .close-btn{display:flex}.chat-panel .close-btn:hover{background:rgba(255,255,255,0.3);transform:scale(1.1)}.transcript-panel{background:linear-gradient(135deg,#f8fafc 0%,#f1f5f9 100%);border-radius:var(--radius-2xl);box-shadow:var(--shadow-lg);border:2px solid #e2e8f0;display:flex;flex-direction:column;overflow:hidden;min-height:0;height:100vh;position:relative}.transcript-panel::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,#3b82f6 0%,#1d4ed8 100%);border-radius:var(--radius-2xl) var(--radius-2xl) 0 0;z-index:1}.transcript-panel::after{content:'📄';position:absolute;top:8px;right:8px;font-size:1.2rem;opacity:0.3;z-index:1}.chat-panel{background:linear-gradient(135deg,#fef7ff 0%,#f3e8ff 100%);border-radius:var(--radius-2xl);box-shadow:var(--shadow-lg);border:2px solid #e9d5ff;display:flex;flex-direction:column;overflow:hidden;min-height:0;height:100%;position:relative}.chat-panel::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,#8b5cf6 0%,#7c3aed 100%);border-radius:var(--radius-2xl) var(--radius-2xl) 0 0;z-index:1}.chat-panel::after{content:'🤖';position:absolute;top:8px;right:8px;font-size:1.2rem;opacity:0.3;z-index:1}.panel-header-minimal{background:var(--white);padding:var(--space-3);border-bottom:1px solid var(--gray-200);display:flex;justify-content:space-between;align-items:center;flex-shrink:0}.panel-header{background:linear-gradient(135deg,var(--gray-50) 0%,var(--white) 100%);padding:var(--space-4);border-bottom:1px solid var(--gray-200);display:flex;justify-content:space-between;align-items:flex-start;flex-shrink:0;position:relative;z-index:2}.transcript-panel .panel-header{background:linear-gradient(135deg,#f1f5f9 0%,#e2e8f0 100%);border-bottom:2px solid #cbd5e1}.chat-panel .panel-header{background:linear-gradient(135deg,#f3e8ff 0%,#e9d5ff 100%);border-bottom:2px solid #d8b4fe}.header-content{flex:1}.panel-title{display:flex;align-items:center;gap:var(--space-2);font-size:1.25rem;font-weight:600;color:var(--gray-800);margin:0}.transcript-panel .panel-title{color:#1e40af}.transcript-panel .panel-title i{color:#3b82f6;background:linear-gradient(135deg,#3b82f6 0%,#1d4ed8 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.chat-panel .panel-title{color:#7c2d12}.chat-panel .panel-title i{color:#8b5cf6;background:linear-gradient(135deg,#8b5cf6 0%,#7c3aed 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.panel-title i{color:var(--primary);font-size:1.1rem}.panel-subtitle{color:var(--gray-600);font-size:0.9rem;margin:0}.transcript-meta-minimal{display:flex;align-items:center;gap:var(--space-3);margin-top:var(--space-2);font-size:0.8rem;color:var(--gray-600)}.transcript-meta{display:flex;flex-direction:column;gap:var(--space-1);margin-top:var(--space-2)}.file-name,.char-count,.language-info{display:flex;align-items:center;gap:var(--space-2);font-size:0.875rem;color:var(--gray-600)}.file-name i,.char-count i,.language-info i{color:var(--primary);width:16px}.language-info{color:var(--primary);font-weight:600;background:rgba(99,102,241,0.1);padding:var(--space-1) var(--space-2);border-radius:var(--radius-md);border:1px solid rgba(99,102,241,0.2);margin-top:var(--space-1)}.language-badges{display:flex;flex-wrap:wrap;gap:var(--space-1);margin-top:var(--space-3);justify-content:center}.lang-badge{background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);color:var(--white);padding:var(--space-1) var(--space-2);border-radius:var(--radius-full);font-size:0.75rem;font-weight:600;border:1px solid rgba(255,255,255,0.2);box-shadow:var(--shadow-sm);transition:all var(--transition-fast)}.lang-badge:hover{transform:translateY(-1px);box-shadow:var(--shadow-md)}.lang-more{background:var(--gray-200);color:var(--gray-700);padding:var(--space-1) var(--space-2);border-radius:var(--radius-full);font-size:0.75rem;font-weight:600;border:1px solid var(--gray-300);font-style:italic}.premium-feature{position:relative;background:linear-gradient(135deg,rgba(255,215,0,0.05) 0%,rgba(255,255,255,1) 100%);border:2px solid transparent;background-clip:padding-box}.premium-feature::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,#FFD700 0%,#FFA500 50%,#FF8C00 100%);border-radius:inherit;z-index:-1;margin:-2px}.premium-badge{position:absolute;top:var(--space-3);right:var(--space-3);background:linear-gradient(135deg,#FFD700 0%,#FFA500 100%);color:var(--white);padding:var(--space-1) var(--space-2);border-radius:var(--radius-full);font-size:0.7rem;font-weight:700;text-transform:uppercase;letter-spacing:0.5px;box-shadow:var(--shadow-md);display:flex;align-items:center;gap:var(--space-1);animation:premium-glow 2s ease-in-out infinite alternate}.premium-badge i{font-size:0.65rem;color:var(--white)}@keyframes premium-glow{0%{box-shadow:var(--shadow-md)}100%{box-shadow:0 0 20px rgba(255,215,0,0.6),var(--shadow-lg)}}.premium-feature:hover{transform:translateY(-3px);box-shadow:0 10px 30px rgba(255,215,0,0.3)}.premium-feature .feature-icon{background:linear-gradient(135deg,#FFD700 0%,#FFA500 100%);color:var(--white)}.explanatory-transcript-header{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:var(--white);padding:var(--space-8);border-radius:var(--radius-2xl);margin-bottom:var(--space-8);text-align:center;box-shadow:var(--shadow-xl);position:relative;overflow:hidden}.explanatory-transcript-header::before{content:'';position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:url('data:image/svg+xml,<svg width="100" height="100" viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="3" fill="white" opacity="0.1"/></svg>') repeat;animation:float 25s infinite linear}.explanatory-title{font-size:2.5rem;font-weight:800;margin-bottom:var(--space-3);display:flex;align-items:center;justify-content:center;gap:var(--space-3);position:relative;z-index:1}.explanatory-subtitle{font-size:1.2rem;margin-bottom:var(--space-4);opacity:0.95;display:flex;align-items:center;justify-content:center;gap:var(--space-2);position:relative;z-index:1}.reading-info{display:flex;justify-content:center;gap:var(--space-4);position:relative;z-index:1}.reading-badge,.time-badge{background:rgba(255,255,255,0.2);padding:var(--space-2) var(--space-4);border-radius:var(--radius-full);font-size:0.9rem;font-weight:600;display:flex;align-items:center;gap:var(--space-2);border:1px solid rgba(255,255,255,0.3)}.explanation-intro,.explanation-conclusion{background:linear-gradient(135deg,var(--gray-50) 0%,var(--white) 100%);border:2px solid var(--primary);border-radius:var(--radius-2xl);padding:var(--space-6);margin-bottom:var(--space-6);text-align:center;box-shadow:var(--shadow-lg)}.intro-title,.conclusion-title{display:flex;align-items:center;justify-content:center;gap:var(--space-3);font-size:1.5rem;font-weight:700;color:var(--primary);margin:0 0 var(--space-3) 0}.intro-text,.conclusion-text{font-size:1.1rem;color:var(--gray-700);line-height:1.6;margin:0}.explanatory-section{background:var(--white);border-radius:var(--radius-2xl);margin-bottom:var(--space-8);box-shadow:var(--shadow-lg);border:1px solid var(--gray-200);overflow:hidden;transition:all var(--transition-normal)}.explanatory-section:hover{transform:translateY(-3px);box-shadow:var(--shadow-xl)}.section-introduction{border-left:6px solid #10b981;background:linear-gradient(135deg,rgba(16,185,129,0.05) 0%,var(--white) 100%)}.section-explanation{border-left:6px solid #3b82f6;background:linear-gradient(135deg,rgba(59,130,246,0.05) 0%,var(--white) 100%)}.section-example{border-left:6px solid #f59e0b;background:linear-gradient(135deg,rgba(245,158,11,0.05) 0%,var(--white) 100%)}.section-important{border-left:6px solid #ef4444;background:linear-gradient(135deg,rgba(239,68,68,0.05) 0%,var(--white) 100%)}.section-question{border-left:6px solid #8b5cf6;background:linear-gradient(135deg,rgba(139,92,246,0.05) 0%,var(--white) 100%)}.section-process{border-left:6px solid #06b6d4;background:linear-gradient(135deg,rgba(6,182,212,0.05) 0%,var(--white) 100%)}.section-conclusion{border-left:6px solid #84cc16;background:linear-gradient(135deg,rgba(132,204,22,0.05) 0%,var(--white) 100%)}.section-discussion{border-left:6px solid #6b7280;background:linear-gradient(135deg,rgba(107,114,128,0.05) 0%,var(--white) 100%)}.section-header{background:linear-gradient(135deg,var(--gray-50) 0%,var(--white) 100%);padding:var(--space-6);border-bottom:2px solid var(--gray-200);display:flex;align-items:center;gap:var(--space-4)}.section-number{background:var(--primary);color:var(--white);width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.25rem;font-weight:700;flex-shrink:0;box-shadow:var(--shadow-md)}.section-info{flex:1}.section-title{display:flex;align-items:center;gap:var(--space-2);font-size:1.25rem;font-weight:700;color:var(--gray-800);margin:0 0 var(--space-2) 0}.section-title i{color:var(--primary);font-size:1.1rem}.section-description{color:var(--gray-600);font-size:0.95rem;margin:0;line-height:1.5;font-style:italic}.section-badge{flex-shrink:0}.badge{padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);font-size:0.8rem;font-weight:600;text-transform:uppercase;letter-spacing:0.5px}.introduction-badge{background:#10b981;color:var(--white)}.explanation-badge{background:#3b82f6;color:var(--white)}.example-badge{background:#f59e0b;color:var(--white)}.important-badge{background:#ef4444;color:var(--white)}.question-badge{background:#8b5cf6;color:var(--white)}.process-badge{background:#06b6d4;color:var(--white)}.conclusion-badge{background:#84cc16;color:var(--white)}.discussion-badge{background:#6b7280;color:var(--white)}.section-content{padding:var(--space-6)}.content-text{font-size:1.05rem;line-height:1.8;color:var(--gray-700);margin-bottom:var(--space-5)}.emphasis-word{color:var(--primary);font-weight:700;background:rgba(99,102,241,0.1);padding:2px 4px;border-radius:var(--radius-sm)}.question-mark{color:var(--secondary);font-weight:700;font-size:1.1em}.transition-word{color:var(--success);font-weight:600;font-style:italic}.number-highlight{background:var(--warning);color:var(--white);padding:2px 6px;border-radius:var(--radius-sm);font-weight:600;font-size:0.9em}.content-summary{background:linear-gradient(135deg,rgba(99,102,241,0.08) 0%,rgba(99,102,241,0.02) 100%);border:1px solid rgba(99,102,241,0.2);border-radius:var(--radius-xl);padding:var(--space-4);color:var(--gray-800);font-size:0.95rem;line-height:1.6}.content-summary strong{color:var(--primary);font-weight:700}.chat-message{display:flex;gap:var(--space-3);margin-bottom:var(--space-4);align-items:flex-start}.user-message{flex-direction:row-reverse;justify-content:flex-end}.user-message .message-bubble{margin-right:0;margin-left:auto}.ai-message{justify-content:flex-start}.ai-message .message-bubble{margin-left:0;margin-right:auto}.message-bubble{max-width:80%;padding:var(--space-4);border-radius:var(--radius-xl);position:relative}.user-bubble{background:#f8f9fa;color:var(--gray-700);border-bottom-right-radius:var(--radius-md);box-shadow:var(--shadow-sm)}.ai-bubble{background:#f8f9fa;border:1px solid var(--gray-200);border-bottom-left-radius:var(--radius-md);box-shadow:var(--shadow-sm)}.user-avatar,.ai-avatar{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.2rem;flex-shrink:0;margin-top:4px}.user-avatar{background:linear-gradient(135deg,#4f46e5 0%,#7c3aed 100%);color:var(--white);box-shadow:var(--shadow-md);border:3px solid var(--white)}.ai-avatar{background:linear-gradient(135deg,#6366f1 0%,#8b5cf6 100%);color:var(--white);box-shadow:var(--shadow-md);border:3px solid var(--white)}.message-content{line-height:1.6;margin-bottom:var(--space-2)}.user-bubble .message-content{color:var(--gray-700)}.ai-bubble .message-content{color:var(--gray-700)}.message-time{font-size:0.75rem;color:var(--gray-500);margin-top:var(--space-1);text-align:right}.user-bubble .message-time{color:var(--gray-500);text-align:right}.ai-bubble .message-time{text-align:left}.transcript-panel.expanded{position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:var(--z-modal);border-radius:0;box-shadow:none}.chat-panel.ai-panel-expanded{position:fixed;top:0;right:0;width:100vw;height:100vh;z-index:var(--z-modal);border-radius:0;box-shadow:none;max-width:none}.panel-actions{display:flex;align-items:center;gap:var(--space-2)}.action-btn-minimal{background:var(--gray-100);color:var(--gray-600);border:none;padding:var(--space-2);border-radius:var(--radius-md);cursor:pointer;transition:all 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0;text-align:center;box-shadow:var(--shadow-sm);position:relative}.transcript-welcome::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#3b82f6 0%,#1d4ed8 100%);border-radius:var(--radius-xl) var(--radius-xl) 0 0}.welcome-content{max-width:400px;margin:10px auto}.welcome-icon{width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto var(--space-4);color:var(--white);font-size:1.5rem;box-shadow:var(--shadow-md)}.welcome-message .welcome-icon{background:linear-gradient(135deg,#8b5cf6 0%,#7c3aed 100%)}.transcript-welcome .welcome-icon{background:linear-gradient(135deg,#3b82f6 0%,#1d4ed8 100%)}.welcome-content h3{color:var(--gray-800);font-size:1.25rem;font-weight:600;margin-bottom:var(--space-3)}.welcome-content p{color:var(--gray-600);line-height:1.6;margin-bottom:var(--space-4)}.welcome-features{display:flex;flex-direction:column;gap:var(--space-3);text-align:left}.feature-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-2);background:var(--white);border-radius:var(--radius-md);box-shadow:var(--shadow-xs);transition:all var(--transition-fast);border:1px solid transparent}.feature-item:hover{transform:translateY(-1px);box-shadow:var(--shadow-sm)}.welcome-message .feature-item{border-color:#e9d5ff}.welcome-message .feature-item:hover{border-color:#d8b4fe;background:#fef7ff}.transcript-welcome .feature-item{border-color:#e2e8f0}.transcript-welcome .feature-item:hover{border-color:#cbd5e1;background:#f8fafc}.feature-item i{font-size:1rem;width:20px;text-align:center}.welcome-message .feature-item i{color:#8b5cf6}.transcript-welcome .feature-item i{color:#3b82f6}.feature-item 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(max-width:768px){.explanatory-transcript-header{padding:var(--space-6)}.explanatory-title{font-size:1.75rem;flex-direction:column;gap:var(--space-2)}.explanatory-subtitle{font-size:1rem;flex-direction:column;gap:var(--space-1)}.reading-info{flex-direction:column;gap:var(--space-2);align-items:center}.section-header{flex-direction:column;align-items:flex-start;gap:var(--space-3)}.section-title{font-size:1.1rem}.content-text{font-size:1rem}.section-content{padding:var(--space-4)}}.panel-actions{display:flex;gap:var(--space-2)}.action-icon-btn{width:36px;height:36px;border:none;background:var(--gray-100);color:var(--gray-600);border-radius:var(--radius-lg);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast)}.action-icon-btn:hover{background:var(--primary);color:var(--white);transform:scale(1.05)}.transcript-navigation{background:var(--gray-50);border-bottom:1px solid var(--gray-200);padding:var(--space-3);flex-shrink:0}.nav-buttons{display:flex;gap:var(--space-2);justify-content:center}.nav-btn{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);background:var(--white);border:2px solid var(--gray-300);border-radius:var(--radius-lg);color:var(--gray-600);cursor:pointer;transition:all var(--transition-normal);font-size:0.875rem;font-weight:500}.nav-btn:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-1px);box-shadow:var(--shadow-md)}.nav-btn.active{background:var(--gradient-primary);border-color:var(--primary);color:var(--white);box-shadow:var(--shadow-md)}.nav-btn.active:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.nav-btn i{font-size:1rem}.transcript-content{flex:1;padding:var(--space-4);overflow-y:auto;overflow-x:hidden;min-height:0}.transcript-content::-webkit-scrollbar{width:6px}.transcript-content::-webkit-scrollbar-track{background:var(--gray-100);border-radius:3px}.transcript-content::-webkit-scrollbar-thumb{background:var(--gray-300);border-radius:3px;transition:background var(--transition-fast)}.transcript-content::-webkit-scrollbar-thumb:hover{background:var(--primary)}.transcript-text{line-height:1.7;color:var(--gray-700);font-size:0.9rem;padding-right:var(--space-2)}.transcript-paragraph{margin-bottom:var(--space-4);padding:var(--space-3);border-radius:var(--radius-lg);border-left:3px solid var(--gray-300);background:var(--gray-50);position:relative;transition:all var(--transition-fast)}.transcript-paragraph:hover{border-left-color:var(--primary);box-shadow:var(--shadow-sm)}.transcript-paragraph-number{position:absolute;top:var(--space-2);left:-12px;width:24px;height:24px;background:var(--white);border:2px solid var(--gray-300);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:0.75rem;font-weight:600;color:var(--gray-600)}.transcript-paragraph:hover .transcript-paragraph-number{border-color:var(--primary);color:var(--primary)}.transcript-content-text{margin-left:var(--space-4);line-height:1.6}.transcript-key-point{border-left-color:var(--warning);background:rgba(245,158,11,0.05)}.transcript-key-point .transcript-paragraph-number{border-color:var(--warning);color:var(--warning)}.transcript-action-item{border-left-color:var(--success);background:rgba(16,185,129,0.05)}.transcript-action-item .transcript-paragraph-number{border-color:var(--success);color:var(--success)}.document-header{background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);color:var(--white);padding:var(--space-8);border-radius:var(--radius-2xl);margin-bottom:var(--space-8);text-align:center;box-shadow:var(--shadow-xl);position:relative;overflow:hidden}.document-header::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:url('data:image/svg+xml,<svg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"><g fill="none" fill-rule="evenodd"><g fill="%23ffffff" fill-opacity="0.05"><path d="m36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z"/></g></g></svg>') 0 0;opacity:0.1}.document-title{font-size:2rem;font-weight:800;margin-bottom:var(--space-4);display:flex;align-items:center;justify-content:center;gap:var(--space-3);position:relative;z-index:1}.document-meta{display:flex;flex-direction:column;gap:var(--space-3);position:relative;z-index:1}.meta-row{display:flex;justify-content:center;gap:var(--space-6);flex-wrap:wrap}.meta-item{display:flex;align-items:center;gap:var(--space-2);font-size:0.95rem;opacity:0.95}.meta-item strong{font-weight:600}.table-of-contents{background:var(--white);border-radius:var(--radius-2xl);padding:var(--space-6);margin-bottom:var(--space-8);box-shadow:var(--shadow-lg);border:1px solid var(--gray-200)}.toc-title{display:flex;align-items:center;gap:var(--space-3);font-size:1.5rem;font-weight:700;color:var(--gray-800);margin:0 0 var(--space-6) 0;text-align:center;justify-content:center}.toc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--space-4)}.toc-item{display:flex;align-items:center;gap:var(--space-4);padding:var(--space-4);background:var(--gray-50);border-radius:var(--radius-xl);cursor:pointer;transition:all var(--transition-normal);border:2px solid transparent}.toc-item:hover{background:var(--white);transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--primary)}.toc-icon{width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.25rem;color:var(--white);flex-shrink:0}.toc-warning .toc-icon{background:var(--warning)}.toc-success .toc-icon{background:var(--success)}.toc-info .toc-icon{background:var(--info)}.toc-secondary .toc-icon{background:var(--secondary)}.toc-gray .toc-icon{background:var(--gray-500)}.toc-content h3{font-size:1.1rem;font-weight:600;color:var(--gray-800);margin:0 0 var(--space-1) 0}.toc-content p{font-size:0.875rem;color:var(--gray-600);margin:0}.content-section{background:var(--white);border-radius:var(--radius-2xl);margin-bottom:var(--space-8);box-shadow:var(--shadow-lg);border:1px solid var(--gray-200);overflow:hidden}.section-header{background:linear-gradient(135deg,var(--gray-50) 0%,var(--white) 100%);padding:var(--space-6);border-bottom:2px solid var(--gray-200)}.section-title{display:flex;align-items:center;gap:var(--space-3);font-size:1.75rem;font-weight:700;color:var(--gray-800);margin:0 0 var(--space-3) 0}.section-title i{color:var(--primary);font-size:1.5rem}.section-description{color:var(--gray-600);font-size:1.1rem;line-height:1.6;margin:0 0 var(--space-4) 0;font-style:italic}.section-stats{display:flex;gap:var(--space-3)}.stat-badge{display:flex;align-items:center;gap:var(--space-2);background:var(--primary);color:var(--white);padding:var(--space-2) var(--space-4);border-radius:var(--radius-full);font-size:0.875rem;font-weight:600}.section-content{padding:var(--space-6)}.content-block{background:var(--gray-50);border-radius:var(--radius-xl);margin-bottom:var(--space-6);border:1px solid var(--gray-200);transition:all var(--transition-normal);overflow:hidden}.content-block:last-child{margin-bottom:0}.content-block:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:var(--primary)}.block-header{background:var(--white);padding:var(--space-4);border-bottom:1px solid var(--gray-200);display:flex;justify-content:space-between;align-items:center}.block-time{display:flex;align-items:center;gap:var(--space-3)}.time-badge{background:var(--gradient-primary);color:var(--white);padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);font-size:0.875rem;font-weight:600}.duration-text{color:var(--gray-600);font-size:0.8rem;font-style:italic}.block-number{background:var(--gray-200);color:var(--gray-700);padding:var(--space-1) var(--space-3);border-radius:var(--radius-md);font-size:0.8rem;font-weight:600}.block-content{padding:var(--space-5)}.content-paragraph{line-height:1.8;color:var(--gray-700);font-size:1rem;margin:0;text-align:justify}.content-paragraph::first-letter {font-size:1.4em;font-weight:700;color:var(--primary);float:left;line-height:1;margin-right:4px}.simple-transcript-header{background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);color:var(--white);padding:var(--space-6);border-radius:var(--radius-2xl);margin-bottom:var(--space-6);text-align:center;box-shadow:var(--shadow-lg)}.simple-transcript-header h2{font-size:1.75rem;font-weight:700;margin:0 0 var(--space-2) 0;display:flex;align-items:center;justify-content:center;gap:var(--space-2)}.transcript-intro{font-size:1.1rem;opacity:0.9;margin:0;font-style:italic}.content-block{background:var(--white);border-radius:var(--radius-xl);margin-bottom:var(--space-4);border:1px solid var(--gray-200);box-shadow:var(--shadow-sm);transition:all var(--transition-normal);overflow:hidden}.content-block:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.key-point-block{border-left:4px solid var(--warning)}.action-block{border-left:4px solid var(--success)}.question-block{border-left:4px solid var(--info)}.regular-block{border-left:4px solid var(--gray-400)}.block-meta{display:flex;align-items:center;gap:var(--space-3)}.block-number{background:var(--gray-200);color:var(--gray-700);padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);font-size:0.8rem;font-weight:600}.block-type{display:flex;align-items:center;gap:var(--space-1);font-size:0.85rem;font-weight:500;color:var(--gray-600)}.key-point-block .block-type i{color:var(--warning)}.action-block .block-type i{color:var(--success)}.question-block .block-type i{color:var(--info)}.regular-block .block-type i{color:var(--gray-500)}.video-transcript-header{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:var(--white);padding:var(--space-8);border-radius:var(--radius-2xl);margin-bottom:var(--space-8);text-align:center;box-shadow:var(--shadow-xl);position:relative;overflow:hidden}.video-transcript-header::before{content:'';position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:url('data:image/svg+xml,<svg width="100" height="100" viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="2" fill="white" opacity="0.1"/></svg>') repeat;animation:float 20s infinite linear}@keyframes float{0%{transform:translateX(0) translateY(0)}100%{transform:translateX(-50px) translateY(-50px)}}.video-title{font-size:2.25rem;font-weight:800;margin-bottom:var(--space-4);display:flex;align-items:center;justify-content:center;gap:var(--space-3);position:relative;z-index:1}.video-meta{position:relative;z-index:1}.video-info{display:flex;align-items:center;justify-content:center;gap:var(--space-2);font-size:1.1rem;opacity:0.9;font-style:italic}.video-section{background:var(--white);border-radius:var(--radius-2xl);margin-bottom:var(--space-8);box-shadow:var(--shadow-lg);border:1px solid var(--gray-200);overflow:hidden;transition:all var(--transition-normal)}.video-section:hover{transform:translateY(-3px);box-shadow:var(--shadow-xl)}.video-introduction{border-left:6px solid #10b981;background:linear-gradient(135deg,rgba(16,185,129,0.05) 0%,var(--white) 100%)}.video-topic_change{border-left:6px solid #3b82f6;background:linear-gradient(135deg,rgba(59,130,246,0.05) 0%,var(--white) 100%)}.video-conclusion{border-left:6px solid #8b5cf6;background:linear-gradient(135deg,rgba(139,92,246,0.05) 0%,var(--white) 100%)}.video-main_content{border-left:6px solid #f59e0b;background:linear-gradient(135deg,rgba(245,158,11,0.05) 0%,var(--white) 100%)}.section-header{background:linear-gradient(135deg,var(--gray-50) 0%,var(--white) 100%);padding:var(--space-6);border-bottom:2px solid var(--gray-200);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:var(--space-3)}.section-title{display:flex;align-items:center;gap:var(--space-3);font-size:1.75rem;font-weight:700;color:var(--gray-800);margin:0;flex:1}.section-title i{color:var(--primary);font-size:1.5rem}.section-type-badge{background:var(--primary);color:var(--white);padding:var(--space-2) var(--space-4);border-radius:var(--radius-full);font-size:0.8rem;font-weight:600;text-transform:uppercase;letter-spacing:0.5px}.section-content{padding:var(--space-6)}.content-item{background:var(--gray-50);border-radius:var(--radius-xl);margin-bottom:var(--space-5);border:1px solid var(--gray-200);transition:all var(--transition-normal);overflow:hidden}.content-item:last-child{margin-bottom:0}.content-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--primary)}.content-introduction{border-left:4px solid #10b981;background:linear-gradient(135deg,rgba(16,185,129,0.08) 0%,var(--gray-50) 100%)}.content-main_point{border-left:4px solid #f59e0b;background:linear-gradient(135deg,rgba(245,158,11,0.08) 0%,var(--gray-50) 100%)}.content-example{border-left:4px solid #3b82f6;background:linear-gradient(135deg,rgba(59,130,246,0.08) 0%,var(--gray-50) 100%)}.content-explanation{border-left:4px solid #8b5cf6;background:linear-gradient(135deg,rgba(139,92,246,0.08) 0%,var(--gray-50) 100%)}.content-topic_change{border-left:4px solid #06b6d4;background:linear-gradient(135deg,rgba(6,182,212,0.08) 0%,var(--gray-50) 100%)}.content-conclusion{border-left:4px solid #84cc16;background:linear-gradient(135deg,rgba(132,204,22,0.08) 0%,var(--gray-50) 100%)}.content-marker{background:var(--white);padding:var(--space-4);border-bottom:1px solid var(--gray-200);display:flex;justify-content:space-between;align-items:center}.marker-number{background:var(--primary);color:var(--white);width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:0.9rem;font-weight:600;flex-shrink:0}.marker-type{background:var(--gray-200);color:var(--gray-700);padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);font-size:0.8rem;font-weight:500;text-transform:capitalize}.content-text{padding:var(--space-5);line-height:1.8;color:var(--gray-700);font-size:1rem}.content-text strong{color:var(--primary);font-weight:700}.content-text em{color:var(--secondary);font-style:italic;font-weight:500}.example-intro{background:rgba(59,130,246,0.1);color:var(--info);padding:var(--space-1) var(--space-2);border-radius:var(--radius-md);font-weight:600;font-size:0.9rem}.section-highlights{background:linear-gradient(135deg,rgba(245,158,11,0.05) 0%,rgba(245,158,11,0.01) 100%);border:1px solid rgba(245,158,11,0.2);border-radius:var(--radius-xl);padding:var(--space-5);margin-top:var(--space-6)}.section-highlights h4{display:flex;align-items:center;gap:var(--space-2);color:var(--warning);font-size:1.1rem;font-weight:600;margin:0 0 var(--space-4) 0}.highlight-list{list-style:none;padding:0;margin:0}.highlight-list li{background:var(--white);padding:var(--space-3);margin-bottom:var(--space-2);border-radius:var(--radius-lg);border-left:3px solid var(--warning);box-shadow:var(--shadow-sm);position:relative;padding-left:var(--space-5)}.highlight-list li:before{content:'★';position:absolute;left:var(--space-3);top:var(--space-3);color:var(--warning);font-weight:bold}.highlight-list li:last-child{margin-bottom:0}@media (max-width:768px){.video-transcript-header{padding:var(--space-6)}.video-title{font-size:1.75rem;flex-direction:column;gap:var(--space-2)}.section-header{flex-direction:column;align-items:flex-start;gap:var(--space-3)}.section-title{font-size:1.25rem}.content-marker{flex-direction:column;align-items:flex-start;gap:var(--space-2)}.content-text{padding:var(--space-4);font-size:0.95rem}.section-content{padding:var(--space-4)}}.pdf-modal{max-width:600px;max-height:90vh;overflow-y:auto}.pdf-modal .modal-header{background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);color:var(--white);padding:var(--space-6);border-radius:var(--radius-xl) var(--radius-xl) 0 0}.pdf-modal .modal-header h2{display:flex;align-items:center;gap:var(--space-2);margin:0;font-size:1.5rem;font-weight:700}.pdf-modal .modal-close{background:rgba(255,255,255,0.2);color:var(--white);border:none;width:36px;height:36px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast)}.pdf-modal .modal-close:hover{background:rgba(255,255,255,0.3);transform:scale(1.1)}.pdf-header-section{text-align:center;margin-bottom:var(--space-6);padding-bottom:var(--space-4);border-bottom:1px solid var(--gray-200)}.pdf-header-section h3{display:flex;align-items:center;justify-content:center;gap:var(--space-2);font-size:1.25rem;font-weight:600;color:var(--gray-800);margin:0 0 var(--space-2) 0}.pdf-description{color:var(--gray-600);font-size:0.95rem;margin:0;line-height:1.5}.form-group{margin-bottom:var(--space-5)}.form-group label{display:flex;align-items:center;gap:var(--space-2);font-weight:600;color:var(--gray-700);margin-bottom:var(--space-2);font-size:0.95rem}.pdf-input{width:100%;padding:var(--space-3);border:2px solid var(--gray-300);border-radius:var(--radius-lg);font-size:1rem;transition:all var(--transition-fast);background:var(--white)}.pdf-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(99,102,241,0.1)}.pdf-options-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-3);margin-bottom:var(--space-6)}.pdf-option{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-3);background:var(--gray-50);border-radius:var(--radius-lg);border:2px solid var(--gray-200);transition:all var(--transition-fast);cursor:pointer}.pdf-option:hover{background:var(--white);border-color:var(--primary);transform:translateY(-1px);box-shadow:var(--shadow-sm)}.pdf-option input[type="checkbox"]{width:18px;height:18px;accent-color:var(--primary);cursor:pointer}.pdf-option label{display:flex;align-items:center;gap:var(--space-2);margin:0;cursor:pointer;font-size:0.9rem;font-weight:500;color:var(--gray-700)}.pdf-option label i{color:var(--primary);font-size:0.85rem}.pdf-preview{background:var(--gray-50);border-radius:var(--radius-xl);padding:var(--space-5);border:1px solid var(--gray-200)}.preview-header{margin-bottom:var(--space-4)}.preview-header h4{display:flex;align-items:center;gap:var(--space-2);font-size:1.1rem;font-weight:600;color:var(--gray-800);margin:0}.preview-item{display:flex;gap:var(--space-4);align-items:flex-start}.preview-icon{width:48px;height:48px;background:var(--gradient-primary);color:var(--white);border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;font-size:1.25rem;flex-shrink:0;box-shadow:var(--shadow-md)}.preview-content h5{font-size:1rem;font-weight:600;color:var(--gray-800);margin:0 0 var(--space-1) 0}.preview-content p{color:var(--gray-600);font-size:0.9rem;line-height:1.5;margin:0 0 var(--space-3) 0}.preview-stats{display:flex;gap:var(--space-3);flex-wrap:wrap}.stat{display:flex;align-items:center;gap:var(--space-1);font-size:0.8rem;color:var(--gray-600);background:var(--white);padding:var(--space-1) var(--space-2);border-radius:var(--radius-md);border:1px solid var(--gray-200)}.stat i{color:var(--primary);font-size:0.75rem}.modal-footer{display:flex;justify-content:flex-end;gap:var(--space-3);padding:var(--space-5);border-top:1px solid var(--gray-200);background:var(--gray-50)}.btn{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-5);border:none;border-radius:var(--radius-lg);font-size:0.95rem;font-weight:600;cursor:pointer;transition:all var(--transition-normal);text-decoration:none;position:relative;overflow:hidden}.btn-secondary{background:var(--white);color:var(--gray-700);border:2px solid var(--gray-300)}.btn-secondary:hover{background:var(--gray-100);border-color:var(--gray-400);transform:translateY(-1px)}.btn-primary{background:var(--gradient-primary);color:var(--white);box-shadow:var(--shadow-md)}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.pdf-generate-btn{min-width:160px}.btn-loader{display:flex;align-items:center;gap:var(--space-2)}.loader-spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,0.3);border-top:2px solid var(--white);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}@media (max-width:768px){.pdf-modal{width:95%;max-height:95vh;margin:var(--space-2)}.pdf-options-grid{grid-template-columns:1fr;gap:var(--space-2)}.preview-item{flex-direction:column;text-align:center;gap:var(--space-3)}.preview-stats{justify-content:center}.modal-footer{flex-direction:column;gap:var(--space-2)}.btn{justify-content:center}}.transcript-header-section{background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);color:var(--white);padding:var(--space-6);border-radius:var(--radius-xl);margin-bottom:var(--space-6);text-align:center;box-shadow:var(--shadow-lg)}.transcript-title{font-size:1.5rem;font-weight:700;margin-bottom:var(--space-3);display:flex;align-items:center;justify-content:center;gap:var(--space-2)}.transcript-stats{display:flex;justify-content:center;gap:var(--space-6);font-size:0.9rem;opacity:0.9}.stat-item{display:flex;align-items:center;gap:var(--space-1)}.transcript-segment{background:var(--white);border-radius:var(--radius-xl);border:2px solid var(--gray-200);margin-bottom:var(--space-6);overflow:hidden;transition:all var(--transition-normal);box-shadow:0 4px 6px -1px rgba(0,0,0,0.1),0 2px 4px -1px rgba(0,0,0,0.06);position:relative}.transcript-segment .content-text{font-size:1.1rem;line-height:1.7;letter-spacing:0.01em;word-spacing:0.1em;padding:0px;margin-bottom:0px;color:var(--gray-800)}.transcript-segment + .transcript-segment{margin-top:var(--space-4)}.transcript-quick-actions{display:flex;gap:var(--space-2);padding:var(--space-4);background:var(--gray-50);border-bottom:1px solid var(--gray-200);flex-wrap:wrap;justify-content:center}.quick-action-btn{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);background:var(--primary);border:1px solid var(--primary);border-radius:var(--radius-lg);color:var(--white);font-size:0.9rem;font-weight:500;cursor:pointer;transition:all var(--transition-fast);box-shadow:0 1px 3px rgba(0,0,0,0.1)}.quick-action-btn:hover{background:var(--primary-dark);color:var(--white);border-color:var(--primary-dark);transform:translateY(-1px);box-shadow:var(--shadow-md)}.quick-action-btn i{font-size:0.9rem}.transcript-segment:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:var(--primary)}.transcript-key-point{border-left:6px solid var(--warning);background:linear-gradient(135deg,rgba(245,158,11,0.08) 0%,var(--white) 100%);box-shadow:0 2px 8px rgba(245,158,11,0.1)}.transcript-action-item{border-left:6px solid var(--success);background:linear-gradient(135deg,rgba(16,185,129,0.08) 0%,var(--white) 100%);box-shadow:0 2px 8px rgba(16,185,129,0.1)}.transcript-question{border-left:6px solid var(--info);background:linear-gradient(135deg,rgba(59,130,246,0.08) 0%,var(--white) 100%);box-shadow:0 2px 8px rgba(59,130,246,0.1)}.transcript-summary{border-left:6px solid var(--secondary);background:linear-gradient(135deg,rgba(139,92,246,0.08) 0%,var(--white) 100%);box-shadow:0 2px 8px rgba(139,92,246,0.1)}.transcript-regular{border-left:6px solid var(--gray-400);background:linear-gradient(135deg,rgba(156,163,175,0.03) 0%,var(--white) 100%)}.segment-header{background:linear-gradient(135deg,var(--gray-50) 0%,var(--gray-100) 100%);padding:5px 10px;border-bottom:2px solid var(--gray-200);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:var(--space-3);padding-left:40px;color:var(--gray-800)}.segment-time{position:relative;display:flex;align-items:center;justify-content:space-between;padding:8px 12px;background:rgba(255,255,255,0.05);border-radius:8px;transition:background var(--transition-fast)}.segment-time:hover{background:rgba(255,255,255,0.1)}.transcript-segment .segment-play-btn{opacity:1!important;visibility:visible!important;transition:all var(--transition-fast);pointer-events:auto!important;transform:translateY(-50%) scale(1);display:flex!important}.footer .logo-text,.contact-section p,.feature-list li,.terms-section li{color:#fff!important}.section-header{justify-content:center}.page-header{padding-top:50px}.nav-container .logo{width:100px}.transcript-segment .segment-time{position:relative;cursor:pointer}.word{transition:all var(--transition-fast);padding:2px 4px;border-radius:var(--radius-sm);display:inline-block}.word.highlighted{background:linear-gradient(135deg,var(--primary),var(--secondary));color:var(--white);transform:scale(1.05);box-shadow:var(--shadow-md);font-weight:600}.content-text{line-height:1.6;word-spacing:0.1em}.time-range{background:var(--primary);color:var(--white);padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);font-size:0.875rem;font-weight:600}.duration{font-size:0.8rem;color:var(--gray-600);font-style:italic}.segment-meta{display:flex;align-items:center;gap:var(--space-3)}.segment-number{background:var(--gray-200);color:var(--gray-700);padding:var(--space-1) var(--space-2);border-radius:var(--radius-md);font-size:0.8rem;font-weight:600}.content-type{display:flex;align-items:center;gap:var(--space-1);font-size:0.8rem;color:var(--gray-600);text-transform:uppercase;letter-spacing:0.5px;font-weight:500}.segment-content{padding:7px 13px;background:var(--white)}.content-text{line-height:1.8;color:var(--gray-700);font-size:1.1rem;text-align:left;position:relative;max-width:none}.content-text p{margin-bottom:var(--space-4);text-indent:0;line-height:1.7}.content-text p:last-child{margin-bottom:0}.content-text p:first-child{margin-top:0}.content-text::first-letter {font-size:1.3em;font-weight:600;color:var(--primary);margin-right:1px}.transcript-segment + .transcript-segment{margin-top:var(--space-6)}.transcript-segment:hover .segment-header{background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);color:var(--white)}.transcript-segment:hover .time-range{background:var(--white);color:var(--primary)!important}.transcript-segment .segment-content{color:var(--gray-800)}.transcript-segment .content-text{color:var(--gray-800)}.transcript-segment .segment-meta{color:var(--gray-600)}.transcript-segment .segment-number{color:var(--gray-600)}.transcript-segment *{color:inherit}.transcript-segment .segment-content *{color:var(--gray-800)!important}.transcript-segment:hover .segment-meta,.transcript-segment:hover .segment-number{color:var(--black)!important}.segment-actions{background:var(--gray-50);padding:var(--space-3);border-top:1px solid var(--gray-200);display:flex;justify-content:flex-end;gap:var(--space-2)}.segment-action-btn{background:var(--white);border:1px solid var(--gray-300);color:var(--gray-600);padding:var(--space-2);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);width:36px;height:36px;display:flex;align-items:center;justify-content:center}.segment-action-btn:hover{background:var(--primary);color:var(--white);border-color:var(--primary);transform:translateY(-1px)}@media (max-width:768px){.transcript-header-section{padding:var(--space-4)}.transcript-title{font-size:1.25rem}.transcript-stats{flex-direction:column;gap:var(--space-2)}.segment-header{flex-direction:column;align-items:flex-start;gap:var(--space-3)}.segment-time{flex-wrap:wrap;gap:var(--space-2)}.segment-content{padding:var(--space-4)}.content-text{font-size:0.95rem}.segment-actions{justify-content:center}}@keyframes segmentHighlight{0%{background:var(--white)}50%{background:rgba(99,102,241,0.1)}100%{background:var(--white)}}.transcript-segment.highlighted{animation:segmentHighlight 2s ease-in-out}.transcript-segment.playing{border-color:var(--primary);box-shadow:0 0 0 3px rgba(99,102,241,0.2)}.transcript-segment.playing .segment-play-btn{color:var(--success);animation:pulse 1.5s infinite}.chat-content-area{flex:1;display:flex;flex-direction:column;min-height:0;overflow-y:auto;overflow-x:hidden;scroll-behavior:smooth}.chat-content-area::before{content:'';display:block;height:0px;flex-shrink:0}.chat-content-area::-webkit-scrollbar{width:6px}.chat-content-area::-webkit-scrollbar-track{background:var(--gray-100);border-radius:3px}.chat-content-area::-webkit-scrollbar-thumb{background:var(--gray-300);border-radius:3px;transition:background var(--transition-fast)}.chat-content-area::-webkit-scrollbar-thumb:hover{background:var(--primary)}.chat-messages{height:400px!important;overflow-y:scroll!important;border:2px solid #ccc!important;padding:10px!important;background:#fafafa!important}.chat-content-area{overflow:visible!important}.chat-messages::-webkit-scrollbar{width:8px}.chat-messages::-webkit-scrollbar-track{background:var(--gray-100);border-radius:4px}.chat-messages::-webkit-scrollbar-thumb{background:var(--gray-300);border-radius:4px;transition:background var(--transition-fast)}.chat-messages::-webkit-scrollbar-thumb:hover{background:var(--primary)}.quick-actions-minimal{padding:var(--space-3);border-bottom:1px solid var(--gray-200);flex-shrink:0;display:flex;gap:var(--space-2);justify-content:center}.quick-btn{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);background:var(--white);border:1px solid var(--gray-300);border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-fast);font-size:0.85rem;font-weight:500;color:var(--gray-700);min-width:80px;justify-content:center;position:relative;overflow:hidden}.quick-btn:hover{background:var(--primary);color:var(--white);border-color:var(--primary);transform:translateY(-1px);box-shadow:var(--shadow-sm)}.quick-btn:active{transform:translateY(0);box-shadow:var(--shadow-xs)}.quick-btn:focus{outline:2px solid var(--primary);outline-offset:2px}.quick-btn i{font-size:0.9rem}.chat-messages{flex:1;padding:var(--space-4);overflow:visible;display:flex;flex-direction:column;gap:var(--space-4);min-height:0}.welcome-message{display:flex;gap:var(--space-4);align-items:flex-start}.ai-avatar{width:48px;height:48px;background:var(--gradient-primary);color:var(--white);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.25rem;flex-shrink:0;box-shadow:var(--shadow-md)}.message-content{background:var(--gray-50);padding:var(--space-5);border-radius:var(--radius-xl);border:1px solid var(--gray-200);flex:1}.message-content h3{color:var(--gray-800);font-size:1.125rem;font-weight:600;margin:0 0 var(--space-3) 0}.message-content p{color:inherit;line-height:1.6;margin:0 0 var(--space-3) 0}.message-content ul{color:var(--gray-700);line-height:1.6;margin:0 0 var(--space-3) 0;padding-left:var(--space-5)}.message-content li{margin-bottom:var(--space-1)}.help-text{font-size:0.875rem;color:var(--gray-600);font-style:italic;margin-bottom:0!important}.suggestion-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-3);margin:var(--space-4) 0}.suggestion-item{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-3);background:rgba(99,102,241,0.05);border:1px solid rgba(99,102,241,0.1);border-radius:var(--radius-lg);font-size:0.9rem;color:var(--gray-700);transition:all var(--transition-fast)}.suggestion-item:hover{background:rgba(99,102,241,0.1);transform:translateY(-1px);box-shadow:var(--shadow-sm)}.suggestion-item i{color:var(--primary);font-size:1rem}.panel-actions-minimal{display:flex;gap:var(--space-1)}.action-btn-minimal{width:32px;height:32px;border:none;background:var(--gray-100);color:var(--gray-600);border-radius:var(--radius-md);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast);font-size:0.9rem}.action-btn-minimal:hover{background:var(--primary);color:var(--white);transform:scale(1.05)}.transcript-navigation-minimal{background:var(--gray-50);border-bottom:1px solid var(--gray-200);padding:var(--space-2);flex-shrink:0;display:flex;gap:var(--space-1);justify-content:center}.nav-btn-minimal{display:flex;align-items:center;gap:var(--space-1);padding:var(--space-1) var(--space-2);background:var(--white);border:1px solid var(--gray-300);border-radius:var(--radius-md);color:var(--gray-600);cursor:pointer;transition:all var(--transition-fast);font-size:0.8rem;font-weight:500}.nav-btn-minimal:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-1px)}.nav-btn-minimal.active{background:var(--primary);border-color:var(--primary);color:var(--white)}.nav-btn-minimal i{font-size:0.8rem}.action-btn-labeled{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);background:var(--gray-100);border:1px solid var(--gray-300);border-radius:var(--radius-lg);color:var(--gray-700);cursor:pointer;transition:all var(--transition-fast);font-size:0.875rem;font-weight:500}.action-btn-labeled:hover{background:var(--primary);color:var(--white);border-color:var(--primary);transform:translateY(-1px);box-shadow:var(--shadow-md)}.action-btn-labeled i{font-size:0.9rem}.action-buttons-compact{display:flex;gap:var(--space-2);justify-content:center}.quick-action-compact{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);background:var(--white);border:2px solid var(--gray-200);border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-normal);font-size:0.9rem;font-weight:500;color:var(--gray-700);min-width:100px;justify-content:center}.quick-action-compact:hover{background:var(--white);border-color:var(--primary);color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow-md)}.quick-action-compact.primary-action{background:var(--primary);color:var(--white);border-color:var(--primary);box-shadow:var(--shadow-sm)}.quick-action-compact.primary-action:hover{background:var(--primary-dark);border-color:var(--primary-dark);box-shadow:var(--shadow-lg)}.quick-action-compact i{font-size:1rem}.welcome-message-minimal{display:flex;gap:var(--space-3);align-items:flex-start;padding:var(--space-3);background:var(--gray-50);border-radius:var(--radius-lg);border:1px solid var(--gray-200)}.welcome-message-minimal .ai-avatar{width:36px;height:36px;background:var(--gradient-primary);color:var(--white);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1rem;flex-shrink:0}.welcome-message-minimal .message-content{background:none;padding:0;border:none;flex:1}.welcome-message-minimal .message-content p{color:var(--gray-700);line-height:1.5;margin:0;font-size:0.9rem}.welcome-tips{display:flex;flex-direction:column;gap:var(--space-2);margin-top:var(--space-4)}.tip-item{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);background:rgba(99,102,241,0.05);border:1px solid rgba(99,102,241,0.1);border-radius:var(--radius-lg);font-size:0.9rem;color:var(--gray-700)}.tip-item i{color:var(--primary);font-size:0.9rem}.chat-input-container{padding:var(--space-4);border-top:1px solid var(--gray-200);background:var(--white);flex-shrink:0;position:relative;z-index:10}.input-wrapper{display:flex;flex-direction:column;gap:var(--space-2)}.input-field{display:flex;align-items:flex-end;gap:var(--space-3);background:var(--gray-50);border:2px solid var(--gray-200);border-radius:var(--radius-xl);padding:var(--space-3);transition:all var(--transition-fast)}.input-field:focus-within{border-color:var(--primary);background:var(--white);box-shadow:0 0 0 3px rgba(99,102,241,0.1)}.input-field textarea{flex:1;border:none;background:transparent;resize:none;font-size:1rem;line-height:1.5;color:var(--gray-800);min-height:24px;max-height:120px;font-family:var(--font-primary)}.input-field textarea:focus{outline:none}.input-field textarea::placeholder{color:var(--gray-500)}.send-btn{width:40px;height:40px;background:var(--gradient-primary);color:var(--white);border:none;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-normal);box-shadow:var(--shadow-md);flex-shrink:0}.send-btn:hover:not(:disabled){transform:scale(1.05);box-shadow:var(--shadow-lg)}.send-btn:disabled{background:var(--gray-300);cursor:not-allowed;transform:none;box-shadow:none}.input-footer{display:flex;justify-content:space-between;align-items:center;padding:0 var(--space-3)}.char-counter{font-size:0.8rem;color:var(--gray-500)}.input-hint{display:flex;align-items:center;gap:var(--space-1);font-size:0.8rem;color:var(--gray-500);text-align:right;justify-content:flex-end}.input-hint i{color:var(--primary)}.loading-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.7);backdrop-filter:blur(8px);z-index:var(--z-modal);display:flex;align-items:center;justify-content:center}.loading-content{text-align:center;color:var(--white)}.loading-spinner{position:relative;width:80px;height:80px;margin:0 auto var(--space-6)}.spinner-ring{position:absolute;top:0;left:0;width:80px;height:80px;border:4px solid transparent;border-radius:50%;animation:spin 1.5s linear infinite}.spinner-ring:nth-child(1){border-top-color:var(--primary);animation-delay:0s}.spinner-ring:nth-child(2){border-right-color:var(--secondary);animation-delay:0.3s}.spinner-ring:nth-child(3){border-bottom-color:var(--accent);animation-delay:0.6s}.loading-title{font-size:1.5rem;font-weight:600;margin:0 0 var(--space-2) 0}.loading-subtitle{font-size:1rem;opacity:0.8;margin:0}@media (max-width:1200px){.chat-layout{grid-template-columns:1fr 350px}.ai-chat-toggle{display:flex}.chat-panel{position:fixed;bottom:20px;right:20px;width:350px;height:500px;border-radius:var(--radius-2xl);box-shadow:var(--shadow-2xl);z-index:1001;transform:translateY(100%);transition:transform var(--transition-normal)}.chat-panel.expanded{transform:translateY(0)}}@media (max-width:1024px){.chat-layout{grid-template-columns:1fr;gap:var(--space-3);padding:var(--space-3)}.ai-chat-toggle{display:flex}.chat-panel{position:fixed;bottom:20px;right:20px;width:350px;height:500px;border-radius:var(--radius-2xl);box-shadow:var(--shadow-2xl);z-index:1001;transform:translateY(100%);transition:transform var(--transition-normal)}.chat-panel.expanded{transform:translateY(0)}.chat-main{height:calc(100vh - 24px)}.action-buttons{grid-template-columns:1fr;gap:var(--space-2)}.action-buttons-compact{flex-direction:column;gap:var(--space-2)}.quick-action-compact{min-width:auto;width:100%}.quick-actions-minimal{flex-direction:column;gap:var(--space-2)}.quick-btn{min-width:auto;width:100%}.transcript-meta-minimal{flex-direction:row;align-items:anchor-center;gap:var(--space-1)}.panel-actions-minimal{flex-direction:column;gap:var(--space-1)}.action-btn-minimal{width:28px;height:28px;font-size:0.8rem}.suggestion-grid{grid-template-columns:1fr;gap:var(--space-2)}.welcome-tips{gap:var(--space-1)}.tip-item{padding:var(--space-2);font-size:0.85rem}.transcript-panel,.chat-panel{max-height:70vh}.transcript-quick-actions{padding:var(--space-3);gap:var(--space-1)}.quick-action-btn{padding:var(--space-1) var(--space-3);font-size:0.8rem}.quick-action-btn span{display:none}}@media (max-width:768px){.chat-layout{grid-template-columns:1fr;padding:var(--space-2);gap:var(--space-2)}.ai-chat-toggle{display:flex;bottom:15px;right:15px;width:50px;height:50px;font-size:1.2rem}.chat-panel{position:fixed;bottom:15px;right:15px;left:15px;width:auto;height:70vh;border-radius:var(--radius-xl);box-shadow:var(--shadow-2xl);z-index:1001;transform:translateY(100%);transition:transform var(--transition-normal)}.chat-panel.expanded{transform:translateY(0)}.chat-navbar .nav-container{grid-template-columns:auto 1fr auto;gap:var(--space-3)}.nav-center{justify-self:start}.chat-layout{padding:var(--space-2);gap:var(--space-2)}.chat-main{height:calc(100vh - 60px)}.panel-header{padding:var(--space-3)}.transcript-content,.quick-actions,.chat-messages,.chat-input-container{padding:var(--space-3)}.progress-steps{padding:0 var(--space-2);max-width:417px}.step-item{flex:1}.step-circle{width:20px;height:20px;font-size:0.65rem}.step-label{font-size:0.65rem}.step-line{width:15px}.transcript-panel,.chat-panel{max-height:60vh;border-radius:var(--radius-xl)}.progress-steps{padding:0 var(--space-1);max-width:800px;gap:var(--space-1)}.step-circle{width:18px;height:18px;font-size:0.6rem}.step-label{font-size:0.6rem}.step-line{width:10px}.transcript-quick-actions{padding:var(--space-2);gap:var(--space-1);flex-wrap:wrap}.quick-action-btn{padding:var(--space-2);font-size:0.75rem}.user-avatar,.ai-avatar{width:36px;height:36px;font-size:1rem;margin-top:2px}.chat-message{gap:var(--space-2)}.message-bubble{max-width:90%;padding:var(--space-3)}.quick-action-btn span{display:none}.panel-title{font-size:1.25rem}.transcript-paragraph{margin-bottom:var(--space-3);padding:var(--space-2)}.transcript-paragraph-number{width:20px;height:20px;font-size:0.7rem;left:-10px}.transcript-navigation{padding:var(--space-2)}.nav-btn{padding:var(--space-1) var(--space-2);font-size:0.8rem}.nav-btn span{display:none}.nav-btn i{font-size:0.9rem}.document-header{padding:var(--space-6)}.document-title{font-size:1.5rem}.meta-row{flex-direction:column;gap:var(--space-2)}.toc-grid{grid-template-columns:1fr}.section-title{font-size:1.25rem}.section-description{font-size:1rem}.content-section{margin-bottom:var(--space-6)}.section-header{padding:var(--space-4)}.section-content{padding:var(--space-4)}.content-block{margin-bottom:var(--space-4)}.block-header{flex-direction:column;align-items:flex-start;gap:var(--space-2)}.block-content{padding:var(--space-4)}.content-paragraph{font-size:0.95rem}}.segment-play-btn{position:absolute;left:-30px;top:50%;transform:translateY(-50%);display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;border:2px solid var(--primary);background-color:rgba(255,255,255,0.9);color:var(--primary);cursor:pointer;opacity:1!important;visibility:visible!important;pointer-events:auto!important;transition:background-color 0.2s ease,transform 0.2s ease,box-shadow 0.2s ease;font-family:Arial,sans-serif}.segment-play-btn::before{content:'▶';font-size:16px;line-height:1;display:flex;align-items:center;justify-content:center;margin-left:3px}.segment-play-btn:hover{background-color:var(--primary);color:white;transform:translateY(-50%) scale(1.05);box-shadow:0 4px 12px rgba(0,0,0,0.2)}.stat-item{transition:all 0.3s ease;cursor:pointer}.stat-item:hover{transform:scale(1.05);text-shadow:0 0 20px rgba(255,255,255,0.5)}.hero-badge{transition:all 0.3s ease}.hero-badge:hover{transform:scale(1.05);box-shadow:0 10px 30px rgba(255,255,255,0.2)}.ai-upload-widget:hover .upload-icon{transform:scale(1.1) rotate(5deg);color:#8b5cf6;filter:drop-shadow(0 0 10px rgba(139,92,246,0.3))}.ai-upload-widget:hover .upload-icon-svg{transform:scale(1.05);filter:drop-shadow(0 12px 24px rgba(139,92,246,0.3))}.ai-upload-widget:hover .cloud-group{animation:cloudFloat 1.5s ease-in-out infinite}.ai-upload-widget:hover .arrow-group{animation:arrowPulse 1s ease-in-out infinite}.ai-upload-widget:hover .stars-group{animation:starsTwinkle 2s ease-in-out infinite}.ai-upload-widget:hover .particles-group{animation:particlesOrbit 3s linear infinite}.ai-upload-widget:hover .particle-1,.ai-upload-widget:hover .particle-2,.ai-upload-widget:hover .particle-3,.ai-upload-widget:hover .particle-4,.ai-upload-widget:hover .particle-5,.ai-upload-widget:hover .particle-6{animation-duration:2s}.ai-upload-widget:hover .sparkle{animation:sparkleRotate 3s linear infinite;font-size:1.5rem}.processing-state{position:fixed;top:0;left:0;width:100vw;height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-4);padding:var(--space-6);background:linear-gradient(135deg,#1e1b4b 0%,#312e81 50%,#1e1b4b 100%);z-index:99999;overflow-y:auto;animation:processingPulse 2s ease-in-out infinite}.processing-state *{z-index:inherit}body.processing-active .navbar,body.processing-active .header,body.processing-active .nav,body.processing-active header,body.processing-active .top-bar,body.processing-active .site-header,body.processing-active .main-header{display:none!important}.processing-state{position:fixed!important;top:0!important;left:0!important;width:100vw!important;height:100vh!important;z-index:999999!important}.processing-header{width:100%;max-width:800px;margin-bottom:var(--space-2);padding:var(--space-3) var(--space-4);background:rgba(255,255,255,0.1);backdrop-filter:blur(10px);border-radius:var(--radius-lg);border:1px solid rgba(255,255,255,0.2)}.processing-nav{display:flex;justify-content:space-between;align-items:center;width:100%}.nav-btn{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);background:rgba(255,255,255,0.1);border:1px solid rgba(255,255,255,0.3);border-radius:var(--radius-md);color:white;font-size:0.9rem;font-weight:500;cursor:pointer;transition:all 0.3s ease;backdrop-filter:blur(10px)}.nav-btn:hover{background:rgba(255,255,255,0.2);border-color:rgba(255,255,255,0.5);transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,0.2)}.nav-btn i{font-size:1rem}.back-btn{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-color:rgba(102,126,234,0.5)}.back-btn:hover{background:linear-gradient(135deg,#5a6fd8 0%,#6a4190 100%);border-color:rgba(102,126,234,0.8);opacity:1;visibility:visible}.processing-banner{position:fixed;top:0;left:0;right:0;z-index:1000;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:white;padding:var(--space-3) var(--space-4);box-shadow:0 4px 12px rgba(0,0,0,0.15);transform:translateY(-100%);animation:slideInDown 0.5s ease-out forwards}.processing-banner-content{display:flex;align-items:center;gap:var(--space-3);max-width:1200px;margin:0 auto}.processing-icon{font-size:1.2rem;color:white}.processing-text{flex:1;display:flex;flex-direction:column;gap:var(--space-1)}.processing-title{font-weight:600;font-size:1rem}.processing-subtitle{font-size:0.9rem;opacity:0.9}.processing-close-btn{background:rgba(255,255,255,0.2);border:none;color:white;padding:var(--space-2);border-radius:var(--radius-md);cursor:pointer;transition:all 0.2s ease}.processing-close-btn:hover{background:rgba(255,255,255,0.3);transform:scale(1.05)}.processing-actions{display:flex;gap:var(--space-3);justify-content:center;margin-top:var(--space-4);padding:0 var(--space-4)}.action-btn{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-5);border:none;border-radius:var(--radius-lg);font-size:0.9rem;font-weight:600;cursor:pointer;transition:all 0.3s ease;backdrop-filter:blur(10px);min-width:140px;justify-content:center}.action-btn i{font-size:1rem}.cancel-btn{background:linear-gradient(135deg,#ff6b6b 0%,#ee5a52 100%);color:white;border:1px solid rgba(255,107,107,0.3)}.cancel-btn:hover{background:linear-gradient(135deg,#ff5252 0%,#e53935 100%);border-color:rgba(255,107,107,0.6);transform:translateY(-2px);box-shadow:0 6px 20px rgba(255,107,107,0.3)}.minimize-btn{background:rgba(255,255,255,0.1);color:white;border:1px solid rgba(255,255,255,0.3)}.minimize-btn:hover{background:rgba(255,255,255,0.2);border-color:rgba(255,255,255,0.5);transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,0,0,0.2)}.processing-title{color:white;font-size:1.5rem;font-weight:600;margin:0;text-shadow:0 2px 4px rgba(0,0,0,0.3)}.processing-close{background:rgba(255,255,255,0.2);border:1px solid rgba(255,255,255,0.3);color:white;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition-normal);backdrop-filter:blur(5px)}.processing-close:hover{background:rgba(255,255,255,0.3);transform:scale(1.1)}.notification{position:fixed;top:20px;right:20px;background:white;border-radius:var(--radius-md);box-shadow:0 8px 32px rgba(0,0,0,0.2);border:1px solid #e2e8f0;padding:var(--space-4);z-index:10000;transform:translateX(100%);transition:transform 0.3s ease-out;max-width:400px}.notification.show{transform:translateX(0)}.notification-content{display:flex;align-items:center;gap:var(--space-2);color:#374151;font-weight:500}.notification-content i{color:#8b5cf6;font-size:1.2rem}@keyframes fadeOut{from{opacity:1;transform:scale(1)}to{opacity:0;transform:scale(0.95)}}.completion-screen{width:100%;max-width:600px;background:white;border-radius:var(--radius-xl);box-shadow:0 20px 40px rgba(0,0,0,0.1);overflow:hidden;animation:completionSlideIn 0.6s ease-out}.completion-header{text-align:center;padding:var(--space-8) var(--space-6) var(--space-6);background:linear-gradient(135deg,#f8fafc 0%,#e2e8f0 100%)}.completion-icon{font-size:4rem;color:#10b981;margin-bottom:var(--space-4);animation:completionBounce 0.8s ease-out}.completion-title{font-size:2rem;font-weight:700;color:#1f2937;margin:0 0 var(--space-2) 0}.completion-subtitle{font-size:1.1rem;color:#6b7280;margin:0}.completion-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-4);padding:var(--space-6);background:white}.stat-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-4);background:#f8fafc;border-radius:var(--radius-lg);border:1px solid #e2e8f0;transition:all var(--transition-normal)}.stat-item:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,0.1)}.stat-icon{width:48px;height:48px;background:none!important;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;color:white;font-size:1.2rem}.stat-content{flex:1}.stat-value{font-size:1.5rem;font-weight:700;color:#1f2937;margin:0}.stat-label{font-size:0.9rem;color:#6b7280;margin:0}.completion-actions{display:flex;gap:var(--space-4);padding:var(--space-6);background:#f8fafc;justify-content:center}.completion-btn{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);border-radius:var(--radius-lg);font-size:1rem;font-weight:600;cursor:pointer;transition:all var(--transition-normal);border:none;min-width:160px;justify-content:center}.completion-btn.primary{background:linear-gradient(135deg,#8b5cf6 0%,#3b82f6 100%);color:white}.completion-btn.primary:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(124,58,237,0.3)}.completion-btn.secondary{background:white;color:#6b7280;border:2px solid #e2e8f0}.completion-btn.secondary:hover{background:#f8fafc;color:#8b5cf6;border-color:#8b5cf6}.completion-footer{text-align:center;padding:var(--space-4) var(--space-6) var(--space-6);background:white}.completion-footer p{color:#6b7280;font-size:0.9rem;margin:0}@keyframes completionSlideIn{from{opacity:0;transform:translateY(30px) scale(0.95)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes completionBounce{0%{transform:scale(0)}50%{transform:scale(1.1)}100%{transform:scale(1)}}@media (max-width:768px){.completion-stats{grid-template-columns:1fr}.completion-actions{flex-direction:column;align-items:center}.completion-btn{width:100%;max-width:280px}}@media (max-width:768px){.stats-cards{flex-direction:row;gap:var(--space-2);align-items:center;margin-bottom:var(--space-4);overflow-x:auto;padding:var(--space-2) 0;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}.smart-card{min-width:120px;max-width:140px;height:100px;padding:var(--space-2);flex-shrink:0;scroll-snap-align:center}.smart-card .stat-icon{width:28px;height:28px;margin-bottom:var(--space-1)}.smart-card .stat-icon i{font-size:0.9rem}.smart-card .stat-number{font-size:1.4rem;margin-bottom:0.25rem}.smart-card .stat-label{font-size:0.6rem;margin-bottom:0.2rem}.smart-card .stat-description{font-size:0.5rem;line-height:1.1}.premium-stats{height:auto;padding:var(--space-3)}.premium-stats-container{animation:none;transform:none}.premium-card{width:100%;max-width:280px;height:70px;margin:0 var(--space-1)}}@media (max-width:480px){.stats-cards{gap:var(--space-1);margin-bottom:var(--space-3);padding:var(--space-1) 0;justify-content:center}.smart-card{min-width:100px;max-width:120px;height:90px;padding:var(--space-1);margin-top:20px!important}.smart-card .stat-icon{width:24px;display:none;height:24px}.smart-card .stat-icon i{font-size:0.8rem}.smart-card .stat-number{font-size:1.2rem}.smart-card .stat-label{font-size:0.55rem}.smart-card .stat-description{font-size:0.45rem}.premium-card{height:60px;padding:var(--space-1)}.premium-number{font-size:1.4rem}.premium-label{font-size:0.6rem}}@media (max-width:360px){.hero-title{font-size:1.6rem}.hero-subtitle{font-size:0.8rem}.main-content{padding:var(--space-2)}.upload-area{min-height:160px;padding:var(--space-3)}.stats-cards{gap:0.5rem;padding:0.5rem 0}.smart-card{min-width:90px;max-width:100px;height:80px;padding:0.5rem}.smart-card .stat-icon{width:20px;height:20px}.smart-card .stat-icon i{font-size:0.7rem}.smart-card .stat-number{font-size:1rem}.smart-card .stat-label{font-size:0.5rem}.smart-card .stat-description{font-size:0.4rem}}@media (max-width:768px){.features-section{padding:var(--space-6) var(--space-4)}.features-grid{grid-template-columns:1fr;gap:var(--space-4)}.feature-card{padding:var(--space-4);text-align:center}.feature-icon{font-size:2.5rem;margin-bottom:var(--space-3)}.feature-title{font-size:1.25rem;margin-bottom:var(--space-2)}.feature-description{font-size:0.9rem;line-height:1.5}.how-it-works{padding:var(--space-6) var(--space-4)}.steps-container{flex-direction:column;gap:var(--space-4)}.step-card{padding:var(--space-4);text-align:center}.step-number{font-size:1.5rem;width:40px;height:40px;margin:0 auto var(--space-3)}.step-icon{font-size:2rem;margin-bottom:var(--space-2)}.step-title{font-size:1.25rem;margin-bottom:var(--space-2)}.step-description{font-size:0.9rem;line-height:1.5}.cta-section{padding:var(--space-8) var(--space-4);text-align:center}.cta-title{font-size:2rem;margin-bottom:var(--space-3)}.cta-subtitle{font-size:1rem;margin-bottom:var(--space-6)}.cta-button{padding:var(--space-4) var(--space-6);font-size:1rem}}@media (max-width:480px){.features-section{padding:var(--space-4) var(--space-3)}.feature-card{padding:var(--space-3)}.feature-icon{font-size:2rem}.feature-title{font-size:1.1rem}.feature-description{font-size:0.85rem}.how-it-works{padding:var(--space-4) var(--space-3)}.step-card{padding:var(--space-3)}.step-number{font-size:1.25rem;width:35px;height:35px}.step-icon{font-size:1.75rem}.step-title{font-size:1.1rem}.step-description{font-size:0.85rem}.cta-section{padding:var(--space-6) var(--space-3)}.cta-title{font-size:1.75rem}.cta-subtitle{font-size:0.9rem}.cta-button{padding:var(--space-3) var(--space-5);font-size:0.9rem}}.upload-progress-info{margin-top:var(--space-4);text-align:center;padding:var(--space-3);background:rgba(255,255,255,0.1);border-radius:var(--radius-lg);border:1px solid rgba(255,255,255,0.2)}.upload-percentage{font-size:2rem;font-weight:800;color:#8b5cf6;margin-bottom:var(--space-1);text-shadow:0 0 10px rgba(139,92,246,0.3)}.upload-status{font-size:0.9rem;color:rgba(255,255,255,0.8);font-weight:500;text-transform:uppercase;letter-spacing:0.05em}.step-progress-info{margin-top:var(--space-1);text-align:center;padding:var(--space-1);background:rgba(255,255,255,0.05);border-radius:var(--radius-md);border:1px solid rgba(255,255,255,0.1)}.step-percentage{font-size:0.8rem;color:rgba(255,255,255,0.7);font-weight:600;margin-bottom:var(--space-1);text-transform:uppercase;letter-spacing:0.05em}.step-details{font-size:0.75rem;color:rgba(255,255,255,0.6);font-weight:500}.large-file-notice{background:linear-gradient(135deg,#fef3c7 0%,#fde68a 100%);border:1px solid #f59e0b;border-radius:var(--radius-lg);padding:var(--space-3);margin-bottom:var(--space-4);animation:slideInDown 0.5s ease-out}.notice-content{display:flex;align-items:center;gap:var(--space-3);color:#92400e;font-weight:500}.notice-content i{color:#f59e0b;font-size:1.2rem}.notice-content span{font-size:0.95rem}.ai-processing-indicator{display:flex;align-items:center;gap:var(--space-4);padding:var(--space-6);background:linear-gradient(135deg,#8b5cf6 0%,#3b82f6 100%);border-radius:var(--radius-lg);color:white;box-shadow:0 8px 20px rgba(139,92,246,0.3);max-width:600px;width:100%}.ai-brain{position:relative;font-size:2rem;animation:brainPulse 1.5s ease-in-out infinite}.ai-pulse{position:absolute;top:50%;left:50%;width:100%;height:100%;border:2px solid rgba(255,255,255,0.3);border-radius:50%;transform:translate(-50%,-50%);animation:pulseExpand 1.5s ease-out infinite}.processing-text h3{margin:0 0 var(--space-2) 0;font-size:1.25rem;font-weight:600;color:white}.processing-text p{margin:0;font-size:0.9rem;color:rgba(255,255,255,0.9);line-height:1.4}.progress-steps{display:flex;gap:var(--space-2);width:100%;max-width:800px;flex-wrap:wrap;justify-content:center}.progress-step{flex:1;min-width:120px;display:flex;flex-direction:column;align-items:center;gap:var(--space-2);padding:var(--space-3);background:rgba(255,255,255,0.9);backdrop-filter:blur(5px);border-radius:var(--radius-md);border:2px solid rgba(255,255,255,0.3);transition:all var(--transition-normal);opacity:0.5}.progress-step.active{border-color:#8b5cf6;background:linear-gradient(135deg,#f8fafc 0%,#e2e8f0 100%);opacity:1;transform:scale(1.05);box-shadow:0 4px 12px rgba(139,92,246,0.2)}.progress-step.completed{border-color:#10b981;background:linear-gradient(135deg,#ecfdf5 0%,#d1fae5 100%);opacity:1}.step-icon{font-size:1.5rem;color:#8b5cf6;transition:all var(--transition-normal)}.progress-step.active .step-icon{color:#8b5cf6;animation:iconPulse 1s ease-in-out infinite}.progress-step.completed .step-icon{color:#10b981}.step-text{font-size:0.8rem;font-weight:500;color:#64748b;text-align:center}.progress-step.active .step-text{color:#8b5cf6;font-weight:600}.progress-step.completed .step-text{color:#10b981;font-weight:600}@keyframes processingPulse{0%,100%{box-shadow:0 10px 25px rgba(139,92,246,0.15)}50%{box-shadow:0 15px 35px rgba(139,92,246,0.25)}}@keyframes brainPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.1)}}@keyframes pulseExpand{0%{width:100%;height:100%;opacity:1}100%{width:200%;height:200%;opacity:0}}@keyframes iconPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.2)}}.auto-processing-notice{display:flex;align-items:center;gap:var(--space-2);margin-top:var(--space-3);padding:var(--space-3);background:linear-gradient(135deg,#8b5cf6 0%,#3b82f6 100%);color:white;border-radius:var(--radius-md);font-size:0.9rem;font-weight:500;animation:autoProcessingPulse 1s ease-in-out infinite;box-shadow:0 4px 12px rgba(139,92,246,0.3)}.auto-processing-notice i{font-size:1rem;animation:magicSpin 2s linear infinite}@keyframes autoProcessingPulse{0%,100%{transform:scale(1);box-shadow:0 4px 12px rgba(139,92,246,0.3)}50%{transform:scale(1.02);box-shadow:0 6px 16px rgba(139,92,246,0.4)}}@keyframes magicSpin{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}.progress-section{width:100%;max-width:700px;margin:var(--space-4) 0;padding:var(--space-6);background:rgba(255,255,255,0.95);backdrop-filter:blur(10px);border-radius:var(--radius-lg);box-shadow:0 8px 32px rgba(0,0,0,0.2);border:1px solid rgba(255,255,255,0.2)}.progress-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-2)}.progress-percentage{font-size:1.5rem;font-weight:700;color:#8b5cf6;background:linear-gradient(135deg,#8b5cf6 0%,#3b82f6 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.progress-status{font-size:1rem;font-weight:600;color:#374151}.progress-bar-container{position:relative;width:100%;height:12px;background:#f1f5f9;border-radius:6px;overflow:hidden;margin-bottom:var(--space-2)}.progress-bar{position:relative;width:100%;height:100%;background:linear-gradient(90deg,#e2e8f0 0%,#cbd5e1 100%);border-radius:6px;overflow:hidden}.progress-fill{height:100%;background:linear-gradient(90deg,#8b5cf6 0%,#3b82f6 50%,#8b5cf6 100%);background-size:200% 100%;border-radius:6px;transition:width 0.8s ease-out;position:relative;overflow:hidden}.progress-shimmer{position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.4),transparent);animation:shimmer 2s infinite}.progress-details{min-height:30px;display:flex;align-items:center;justify-content:center}.progress-step-info{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-1) var(--space-2);background:linear-gradient(135deg,#f8fafc 0%,#e2e8f0 100%);border-radius:var(--radius-md);border:1px solid #e2e8f0;font-size:0.9rem;color:#374151;animation:slideInUp 0.5s ease-out}.progress-step-info i{color:#8b5cf6;font-size:1rem;animation:iconPulse 1s ease-in-out infinite}@keyframes shimmer{0%{left:-100%}100%{left:100%}}@keyframes slideInUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.progress-step.completed .step-icon{color:#10b981;animation:none}.progress-step.completed .step-text{color:#10b981;font-weight:600}.progress-step.active .step-icon{animation:iconPulse 1s ease-in-out infinite}@media (max-width:768px){.progress-section{margin:var(--space-2) 0;padding:var(--space-2)}.progress-header{flex-direction:column;gap:var(--space-2);text-align:center}.progress-percentage{font-size:1.25rem}.progress-status{font-size:0.9rem}.progress-step-info{font-size:0.8rem;padding:var(--space-2)}}.upload-area.dragover .upload-icon{animation:bounce 0.6s ease-in-out}@keyframes bounce{0%,20%,50%,80%,100%{transform:translateY(0)}40%{transform:translateY(-10px)}60%{transform:translateY(-5px)}}.transcribe-button{position:relative;overflow:hidden;transition:all 0.3s ease}.transcribe-button::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.2),transparent);transition:left 0.5s}.transcribe-button:hover::before{left:100%}.transcribe-button:hover{transform:translateY(-2px);box-shadow:0 10px 25px rgba(0,0,0,0.2)}.ai-upload-widget{background:#ffffff;border:2px dashed #8b5cf6;position:relative;overflow:visible;transition:all 0.3s ease;cursor:pointer}.ai-upload-widget::before{content:'';position:absolute;top:-2px;left:-2px;right:-2px;bottom:-2px;border-radius:inherit;z-index:-1;animation:borderGlow 4s ease-in-out infinite;opacity:0.3;transition:opacity 0.3s ease}.ai-upload-widget:hover{transform:translateY(-3px);box-shadow:0 15px 30px rgba(139,92,246,0.15);background:#fafbff}.ai-upload-widget:hover::before{opacity:0.6;animation:borderGlow 2s ease-in-out infinite}@keyframes borderGlow{0%,100%{opacity:0.3}50%{opacity:0.6}}.ai-text{background:linear-gradient(135deg,#8b5cf6,#3b82f6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-weight:700;transition:all 0.3s ease}.ai-upload-widget:hover .ai-text{background:linear-gradient(135deg,#7c3aed,#1d4ed8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.ai-upload-icon{position:relative;display:inline-block}.ai-sparkles{position:absolute;top:0;left:0;right:0;bottom:0;pointer-events:none}.sparkle-1,.sparkle-2,.sparkle-3{position:absolute;color:#8b5cf6;font-size:0.8rem;animation:sparkle 6s ease-in-out infinite}.sparkle-1{top:10px;right:10px;animation-delay:0s}.sparkle-2{bottom:15px;left:15px;animation-delay:0.7s}.sparkle-3{top:50%;right:-10px;animation-delay:1.4s}@keyframes sparkle{0%,100%{opacity:0;transform:scale(0)}50%{opacity:1;transform:scale(1)}}.ai-features-preview{display:flex;justify-content:center;gap:1rem;margin:1.5rem 0;flex-wrap:wrap}.ai-feature{display:flex;align-items:center;gap:0.5rem;padding:0.5rem 1rem;background:linear-gradient(135deg,#8b5cf6,#3b82f6);color:white;border-radius:20px;font-size:0.8rem;font-weight:500;box-shadow:0 4px 15px rgba(139,92,246,0.3);transition:all 0.3s ease}.ai-feature:hover{transform:translateY(-2px) scale(1.05);box-shadow:0 6px 20px rgba(139,92,246,0.4);background:linear-gradient(135deg,#7c3aed,#3b82f6)}.ai-feature i{font-size:0.9rem}.ai-processing-indicator{display:flex;align-items:center;justify-content:center;gap:1rem;margin-bottom:1rem;padding:1rem;background:linear-gradient(135deg,#8b5cf6,#3b82f6);color:white;border-radius:15px;animation:pulse 2s ease-in-out infinite}.ai-brain{position:relative;font-size:1.5rem}.ai-pulse{position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:rgba(255,255,255,0.3);transform:translate(-50%,-50%);animation:aiPulse 1.5s ease-in-out infinite}@keyframes aiPulse{0%{width:0;height:0;opacity:1}100%{width:40px;height:40px;opacity:0}}.progress-steps{display:flex;justify-content:space-between;margin-bottom:1rem;position:relative}.progress-step{display:flex;flex-direction:column;align-items:center;gap:0.5rem;padding:0.5rem;border-radius:10px;transition:all 0.3s ease;opacity:0.5;flex:1}.progress-step.active{opacity:1;background:rgba(139,92,246,0.1);color:#8b5cf6}.progress-step i{font-size:1.2rem}.progress-step span{font-size:0.8rem;font-weight:500}.ai-formats .format-label{display:flex;align-items:center;gap:0.5rem;font-weight:600;color:#8b5cf6}.ai-tag{background:linear-gradient(135deg,#8b5cf6,#3b82f6);color:white;box-shadow:0 2px 10px rgba(139,92,246,0.3);transition:all 0.3s ease}.ai-tag:hover{transform:translateY(-2px) scale(1.1);box-shadow:0 4px 15px rgba(139,92,246,0.4);background:linear-gradient(135deg,#7c3aed,#3b82f6)}.ai-progress .progress-fill{background:linear-gradient(90deg,#8b5cf6,#3b82f6,#8b5cf6);background-size:200% 100%;animation:progressShimmer 2s ease-in-out infinite}@keyframes progressShimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}.accuracy-display{display:flex;align-items:center;gap:0.5rem;margin-top:0.5rem;padding:0.5rem;background:rgba(255,255,255,0.1);border-radius:8px;border:1px solid rgba(255,255,255,0.2)}.accuracy-label{font-size:0.8rem;color:rgba(255,255,255,0.8);font-weight:500}.accuracy-value{font-size:0.9rem;font-weight:700;padding:0.2rem 0.5rem;border-radius:4px;transition:all 0.3s ease}.accuracy-high{background:linear-gradient(135deg,#10b981,#059669);color:white;box-shadow:0 2px 8px rgba(16,185,129,0.3)}.accuracy-medium{background:linear-gradient(135deg,#f59e0b,#d97706);color:white;box-shadow:0 2px 8px rgba(245,158,11,0.3)}.accuracy-low{background:linear-gradient(135deg,#ef4444,#dc2626);color:white;box-shadow:0 2px 8px rgba(239,68,68,0.3)}.accuracy-note{font-size:0.75rem;color:rgba(255,255,255,0.7);font-style:italic;margin-left:0.5rem}.accuracy-display:hover .accuracy-value{transform:scale(1.05)}.accuracy-display:hover .accuracy-note{color:rgba(255,255,255,0.9)}@media (max-width:768px){.accuracy-display{flex-direction:column;align-items:flex-start;gap:0.25rem}.accuracy-note{margin-left:0}}.accuracy-warning{background:linear-gradient(135deg,#fef3c7,#fde68a);border:1px solid #f59e0b;border-radius:12px;margin-bottom:1rem;padding:1rem;box-shadow:0 4px 12px rgba(245,158,11,0.2);animation:slideInDown 0.5s ease-out}.accuracy-warning.low-accuracy{background:linear-gradient(135deg,#fecaca,#fca5a5);border-color:#ef4444;box-shadow:0 4px 12px rgba(239,68,68,0.2)}.warning-content{display:flex;align-items:flex-start;gap:1rem}.warning-icon{font-size:1.5rem;color:#f59e0b;margin-top:0.25rem}.accuracy-warning.low-accuracy .warning-icon{color:#ef4444}.warning-text h4{margin:0 0 0.5rem 0;color:#92400e;font-size:1rem;font-weight:600}.accuracy-warning.low-accuracy .warning-text h4{color:#991b1b}.warning-text p{margin:0 0 1rem 0;color:#78350f;font-size:0.9rem;line-height:1.5}.accuracy-warning.low-accuracy .warning-text p{color:#7f1d1d}.warning-actions{display:flex;gap:0.75rem;flex-wrap:wrap}.warning-btn{display:flex;align-items:center;gap:0.5rem;padding:0.5rem 1rem;border:1px solid #d97706;background:white;color:#92400e;border-radius:6px;font-size:0.85rem;font-weight:500;cursor:pointer;transition:all 0.3s ease}.warning-btn:hover{background:#fef3c7;transform:translateY(-1px);box-shadow:0 2px 8px rgba(245,158,11,0.3)}.warning-btn.primary{background:#f59e0b;color:white;border-color:#d97706}.warning-btn.primary:hover{background:#d97706;box-shadow:0 2px 8px rgba(217,119,6,0.4)}.accuracy-warning.low-accuracy .warning-btn{border-color:#dc2626;color:#991b1b}.accuracy-warning.low-accuracy .warning-btn:hover{background:#fecaca;box-shadow:0 2px 8px rgba(239,68,68,0.3)}.accuracy-warning.low-accuracy .warning-btn.primary{background:#ef4444;color:white;border-color:#dc2626}.accuracy-warning.low-accuracy .warning-btn.primary:hover{background:#dc2626;box-shadow:0 2px 8px rgba(220,38,38,0.4)}@keyframes slideInDown{from{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideOutUp{from{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-20px)}}@media (max-width:768px){.warning-content{flex-direction:column;gap:0.75rem}.warning-actions{justify-content:center}}.validation-success{display:flex;align-items:center;gap:0.5rem;color:#10b981;font-weight:600;margin-bottom:0.5rem}.validation-error{display:flex;align-items:center;gap:0.5rem;color:#ef4444;font-weight:600;margin-bottom:0.5rem}.file-info{display:flex;align-items:center;gap:0.5rem;font-weight:500;color:#374151;margin-bottom:0.5rem}.file-details{display:flex;gap:1rem;margin-bottom:0.75rem;flex-wrap:wrap}.file-size,.file-type{font-size:0.9rem;color:#6b7280;background:#f3f4f6;padding:0.25rem 0.5rem;border-radius:4px}.validation-message{display:flex;align-items:center;gap:0.5rem;padding:0.75rem;border-radius:8px;margin-bottom:0.75rem;font-size:0.9rem;font-weight:500}.validation-message.success{background:#f0fdf4;color:#166534;border:1px solid #bbf7d0}.validation-message.error{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}.quality-indicator{display:flex;align-items:center;gap:0.5rem;padding:0.5rem 0.75rem;background:#f8fafc;border-radius:6px;margin-bottom:0.75rem;font-size:0.85rem;font-weight:500;border:1px solid #e2e8f0}.validation-errors{margin-bottom:0.75rem}.error-item{display:flex;align-items:center;gap:0.5rem;padding:0.5rem;background:#fef2f2;color:#991b1b;border-radius:6px;margin-bottom:0.5rem;font-size:0.85rem;border-left:3px solid #ef4444}.validation-suggestions{margin-bottom:0.75rem}.suggestion-item{display:flex;align-items:center;gap:0.5rem;padding:0.5rem;background:#fefce8;color:#a16207;border-radius:6px;margin-bottom:0.5rem;font-size:0.85rem;border-left:3px solid #f59e0b}.validation-success,.validation-error{animation:slideInDown 0.3s ease-out}.validation-message{animation:fadeIn 0.4s ease-out}.quality-indicator,.error-item,.suggestion-item{animation:slideInLeft 0.3s ease-out}@keyframes slideInLeft{from{opacity:0;transform:translateX(-20px)}to{opacity:1;transform:translateX(0)}}@keyframes fadeIn{from{opacity:0}to{opacity:1}}.ai-upload-widget.validation-success{border-color:#10b981;background:#f0fff4;box-shadow:0 0 0 3px rgba(16,185,129,0.1)}.ai-upload-widget.validation-error{border-color:#ef4444;background:#fef2f2;box-shadow:0 0 0 3px rgba(239,68,68,0.1)}.next-steps{background:linear-gradient(135deg,#8b5cf6,#3b82f6);color:white;padding:1rem;border-radius:8px;margin-top:1rem;text-align:center}.next-steps h4{margin:0 0 0.5rem 0;font-size:1rem;font-weight:600}.next-steps p{margin:0;font-size:0.9rem;opacity:0.9}@media (max-width:768px){.file-details{flex-direction:column;gap:0.5rem}.validation-message{font-size:0.85rem}.error-item,.suggestion-item{font-size:0.8rem}}.footer .logo{padding-left:49px;background-color:#fff;border-radius:50px;padding-top:10px;padding-bottom:10px;width:250px}.page-header{text-align:center;margin-bottom:var(--space-8);padding:var(--space-8) 0}.page-header h1{font-size:3rem;font-weight:800;margin-bottom:var(--space-4);background:linear-gradient(135deg,#fff,#ddd);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.page-subtitle{font-size:1.25rem;color:#fff;max-width:600px;margin:0 auto}.nav-link{padding-right:30px}.help-list li,.policy-content p,.terms-content p{color:#fff}.about-content,.policy-content,.terms-content,.contact-content{max-width:1400px;margin:0 auto;padding:var(--space-6)}.policy-list li{color:#fff!important}.about-section h2,.policy-section h2,.terms-section h2,.contact-section h2{font-size:2rem;font-weight:700;color:#fff}.about-section h3,.policy-section h3,.terms-section h3,.contact-section h3{font-size:1.5rem;font-weight:600;margin-bottom:var(--space-3);color:#fff}.feature-list,.policy-list,.terms-list,.help-list{list-style:none;padding:0;margin:var(--space-4) 0}.feature-list li,.policy-list li,.terms-list li,.help-list li{padding:var(--space-2) 0;display:flex;align-items:center;gap:var(--space-3)}.feature-list li i,.help-list li i{color:var(--primary);font-size:1.2rem}.contact-methods{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--space-6);margin:var(--space-6) 0}.contact-method{display:flex;align-items:flex-start;gap:var(--space-4);padding:var(--space-4);background:var(--gray-50);border-radius:var(--radius-lg);border:1px solid var(--gray-200)}.contact-icon{width:50px;height:50px;background:linear-gradient(135deg,#8b5cf6,#3b82f6);border-radius:50%;display:flex;align-items:center;justify-content:center;color:white;font-size:1.5rem;flex-shrink:0}.contact-details h3{margin:0 0 var(--space-2) 0;font-size:1.25rem;font-weight:600}.contact-details p{margin:0 0 var(--space-1) 0;color:var(--gray-700)}.response-time{font-size:0.875rem;color:var(--gray-500);font-style:italic}.business-hours{background:var(--gray-50);border-radius:var(--radius-lg);padding:var(--space-4);margin:var(--space-4) 0}.hours-item{display:flex;justify-content:space-between;padding:var(--space-2) 0;border-bottom:1px solid var(--gray-200)}.hours-item:last-child{border-bottom:none}.day{font-weight:600;color:var(--gray-800)}.time{color:var(--gray-600)}.contact-link{color:var(--primary);text-decoration:none;font-weight:500}.contact-link:hover{text-decoration:underline}.nav-link.active{color:var(--primary);font-weight:600}.breadcrumb{margin-bottom:var(--space-4);padding:var(--space-2) 0}.breadcrumb-list{display:flex;align-items:center;list-style:none;margin:0;padding:0;gap:var(--space-2)}.breadcrumb-item{display:flex;align-items:center;font-size:0.875rem;color:var(--gray-600)}.breadcrumb-item:not(:last-child)::after{content:"›";margin-left:var(--space-2);color:var(--gray-400);font-weight:600}.breadcrumb-link{color:var(--primary);text-decoration:none;transition:color var(--transition-fast)}.breadcrumb-link:hover{color:var(--primary-dark);text-decoration:underline}.breadcrumb-item.active{color:var(--gray-800);font-weight:500}.segment-time .time-range{color:#fff!Important}@media (max-width:768px){div[style*="linear-gradient"],div[style*="background"][style*="667eea"],div[style*="background"][style*="764ba2"]{padding:0.75rem!important;margin:0.5rem 0!important}button[onclick*="translate"],button[onclick*="reset"]{padding:0.6rem 1rem!important;font-size:0.9rem!important;margin:0.3rem 0!important}div[style*="Success"],div[style*="ready"]{font-size:0.9rem!important;padding:0.5rem!important}.segment-container,div[class*="segment"]{padding:0.6rem!important;margin:0.4rem 0!important}.segment-time{font-size:0.75rem!important}.action-btn,button[class*="pdf"],button[class*="download"]{padding:0.5rem!important;font-size:0.85rem!important}}