:root{--color-bg-primary: #0a0d14;--color-bg-secondary: #101524;--color-bg-tertiary: #182035;--color-bg-elevated: #1f2a45;--color-bg-glass: rgba(16, 21, 36, .75);--color-border-subtle: rgba(255, 255, 255, .08);--color-border-medium: rgba(255, 255, 255, .16);--color-border-focus: #6366f1;--color-text-primary: #f8fafc;--color-text-secondary: #94a3b8;--color-text-muted: #64748b;--color-text-inverse: #090d16;--primary: #6366f1;--primary-hover: #4f46e5;--primary-glow: rgba(99, 102, 241, .35);--secondary: #06b6d4;--secondary-glow: rgba(6, 182, 212, .3);--accent-pink: #ec4899;--accent-amber: #f59e0b;--accent-emerald: #10b981;--accent-red: #ef4444;--gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #d946ef 100%);--gradient-cyan-indigo: linear-gradient(135deg, #06b6d4 0%, #3b82f6 50%, #6366f1 100%);--gradient-card: linear-gradient(180deg, rgba(255, 255, 255, .04) 0%, rgba(255, 255, 255, .01) 100%);--gradient-glow: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, .18), transparent 70%);--font-sans: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 18px;--radius-xl: 24px;--radius-full: 9999px;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .25);--shadow-md: 0 8px 24px -4px rgba(0, 0, 0, .4);--shadow-lg: 0 16px 40px -8px rgba(0, 0, 0, .5);--shadow-glow: 0 0 35px var(--primary-glow);--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-normal: .25s cubic-bezier(.4, 0, .2, 1);--transition-bounce: .35s cubic-bezier(.34, 1.56, .64, 1)}[data-theme=light]{--color-bg-primary: #f8fafc;--color-bg-secondary: #ffffff;--color-bg-tertiary: #f1f5f9;--color-bg-elevated: #e2e8f0;--color-bg-glass: rgba(255, 255, 255, .85);--color-border-subtle: rgba(0, 0, 0, .07);--color-border-medium: rgba(0, 0, 0, .15);--color-border-focus: #4f46e5;--color-text-primary: #0f172a;--color-text-secondary: #475569;--color-text-muted: #94a3b8;--color-text-inverse: #ffffff;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .06);--shadow-md: 0 8px 20px -4px rgba(0, 0, 0, .08);--shadow-lg: 0 16px 36px -8px rgba(0, 0, 0, .12);--shadow-glow: 0 0 25px rgba(99, 102, 241, .2);--gradient-card: linear-gradient(180deg, rgba(255, 255, 255, .9) 0%, rgba(248, 250, 252, .8) 100%);--gradient-glow: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, .08), transparent 70%)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-family:var(--font-sans);color:var(--color-text-primary);background-color:var(--color-bg-primary);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;scroll-behavior:smooth;scroll-padding-top:80px}body{min-height:100vh;display:flex;flex-direction:column;position:relative;overflow-x:hidden;background-image:var(--gradient-glow);background-repeat:no-repeat;background-position:top center;transition:background-color var(--transition-normal),color var(--transition-normal)}.bg-ambient{position:fixed;top:0;left:0;right:0;bottom:0;pointer-events:none;z-index:0;overflow:hidden}.ambient-orb{position:absolute;border-radius:50%;filter:blur(120px);opacity:.15;will-change:transform}.orb-1{width:500px;height:500px;background:var(--primary);top:-150px;left:15%;animation:floatOrb 18s ease-in-out infinite alternate}.orb-2{width:450px;height:450px;background:var(--secondary);top:200px;right:10%;animation:floatOrb 22s ease-in-out infinite alternate-reverse}@keyframes floatOrb{0%{transform:translate(0) scale(1)}to{transform:translate(60px,40px) scale(1.1)}}.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px;position:relative;z-index:1}h1,h2,h3,h4,h5,h6{color:var(--color-text-primary);font-weight:700;line-height:1.25;letter-spacing:-.02em}.gradient-text{background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;display:inline-block}.gradient-text-cyan{background:var(--gradient-cyan-indigo);-webkit-background-clip:text;-webkit-text-fill-color:transparent}p{color:var(--color-text-secondary)}a{color:var(--primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--primary-hover)}.section{padding:80px 0;position:relative}.section-header{text-align:center;max-width:720px;margin:0 auto 50px}.section-tag{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;background:#6366f11f;border:1px solid rgba(99,102,241,.25);border-radius:var(--radius-full);color:var(--primary);font-size:.85rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;margin-bottom:16px}.section-title{font-size:2.25rem;margin-bottom:16px}.section-subtitle{font-size:1.1rem;line-height:1.6}.spa-view{display:none;opacity:0;transform:translateY(12px);transition:opacity .3s ease,transform .3s ease}.spa-view.active{display:block;opacity:1;transform:translateY(0)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-bg-primary)}::-webkit-scrollbar-thumb{background:var(--color-bg-elevated);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--primary)}.navbar{position:sticky;top:0;z-index:100;background:var(--color-bg-glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--color-border-subtle);transition:all var(--transition-normal)}.navbar-inner{display:flex;align-items:center;justify-content:space-between;height:72px}.brand-logo{display:flex;align-items:center;gap:12px;font-size:1.35rem;font-weight:800;color:var(--color-text-primary);text-decoration:none;letter-spacing:-.03em}.brand-icon{width:40px;height:40px;border-radius:var(--radius-md);background:var(--gradient-primary);display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 4px 14px var(--primary-glow);transition:transform var(--transition-bounce)}.brand-logo:hover .brand-icon{transform:rotate(-6deg) scale(1.05)}.brand-badge{font-size:.65rem;font-weight:700;padding:2px 6px;border-radius:var(--radius-full);background:#6366f133;color:var(--primary);border:1px solid rgba(99,102,241,.4);margin-left:-4px}.nav-links{display:flex;align-items:center;list-style:none;gap:8px}.nav-link{padding:8px 14px;font-size:.92rem;font-weight:600;color:var(--color-text-secondary);border-radius:var(--radius-sm);transition:all var(--transition-fast);cursor:pointer;border:none;background:transparent;text-decoration:none;display:inline-flex;align-items:center;gap:6px}.nav-link:hover{color:var(--color-text-primary);background:#ffffff0d}.nav-link.active{color:var(--primary);background:#6366f11f}.nav-actions{display:flex;align-items:center;gap:12px}.btn-icon{width:40px;height:40px;border-radius:var(--radius-md);background:var(--color-bg-tertiary);border:1px solid var(--color-border-subtle);color:var(--color-text-primary);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition-fast)}.btn-icon:hover{background:var(--color-bg-elevated);border-color:var(--color-border-medium);transform:translateY(-1px)}.btn-icon svg{width:19px;height:19px;stroke-width:2}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;font-size:.95rem;font-weight:600;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-normal);border:1px solid transparent;text-decoration:none;font-family:inherit}.btn-primary{background:var(--gradient-primary);color:#fff;box-shadow:0 4px 16px var(--primary-glow)}.btn-primary:hover{box-shadow:0 6px 24px #6366f180;transform:translateY(-2px);color:#fff}.btn-secondary{background:var(--color-bg-tertiary);color:var(--color-text-primary);border-color:var(--color-border-subtle)}.btn-secondary:hover{background:var(--color-bg-elevated);border-color:var(--color-border-medium);color:var(--color-text-primary)}.btn-success{background:linear-gradient(135deg,#10b981,#059669);color:#fff;box-shadow:0 4px 14px #10b98159}.btn-success:hover{box-shadow:0 6px 20px #10b98173;transform:translateY(-1px);color:#fff}.btn-outline-primary{background:transparent;color:var(--primary);border:1.5px solid var(--primary)}.btn-outline-primary:hover{background:#6366f11a}.btn-sm{padding:6px 12px;font-size:.85rem;border-radius:var(--radius-sm)}.btn-lg{padding:14px 28px;font-size:1.05rem;border-radius:var(--radius-lg)}.mobile-menu-btn{display:none}.hero{padding:60px 0 40px;text-align:center}.hero-tag{display:inline-flex;align-items:center;gap:8px;padding:6px 16px;background:#6366f11f;border:1px solid rgba(99,102,241,.3);border-radius:var(--radius-full);color:var(--primary);font-size:.88rem;font-weight:600;margin-bottom:24px}.hero-title{font-size:clamp(2.2rem,5vw,3.6rem);font-weight:800;line-height:1.15;margin-bottom:20px;letter-spacing:-.03em}.hero-subtitle{font-size:clamp(1rem,2vw,1.25rem);max-width:680px;margin:0 auto 36px;color:var(--color-text-secondary)}.downloader-box{max-width:820px;margin:0 auto;position:relative}.input-glow-wrapper{position:relative;background:var(--color-bg-secondary);border:2px solid var(--color-border-subtle);border-radius:var(--radius-xl);padding:8px 10px 8px 18px;display:flex;align-items:center;gap:12px;box-shadow:var(--shadow-lg),0 0 0 1px var(--color-border-subtle);transition:all var(--transition-normal)}.input-glow-wrapper:focus-within{border-color:var(--primary);box-shadow:0 12px 36px -6px var(--primary-glow),0 0 0 2px var(--primary-glow)}.platform-indicator{display:flex;align-items:center;justify-content:center;width:32px;height:32px;color:var(--color-text-muted);flex-shrink:0;transition:all var(--transition-fast)}.platform-indicator svg{width:24px;height:24px}.platform-indicator.active-youtube{color:#ef4444}.platform-indicator.active-tiktok{color:#00f2fe}.platform-indicator.active-douyin{color:#ff0050}.main-input{flex:1;border:none;background:transparent;color:var(--color-text-primary);font-size:1.08rem;font-family:inherit;outline:none;padding:10px 0}.main-input::placeholder{color:var(--color-text-muted)}.input-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}.btn-paste{background:var(--color-bg-tertiary);color:var(--color-text-secondary);border:1px solid var(--color-border-subtle);padding:9px 14px;font-size:.88rem;font-weight:600;border-radius:var(--radius-md);cursor:pointer;display:flex;align-items:center;gap:6px;transition:all var(--transition-fast)}.btn-paste:hover{background:var(--color-bg-elevated);color:var(--color-text-primary);border-color:var(--color-border-medium)}.btn-clear{background:transparent;border:none;color:var(--color-text-muted);cursor:pointer;display:none;padding:6px;border-radius:var(--radius-full)}.btn-clear:hover{color:var(--color-text-primary);background:#ffffff1a}.btn-download-main{padding:12px 28px;font-size:1.05rem;border-radius:var(--radius-lg)}.permission-notice{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:14px;font-size:.85rem;color:var(--color-text-muted)}.permission-notice svg{width:15px;height:15px;color:var(--accent-emerald)}.platform-badges-row{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:28px}.platform-pill{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;background:var(--color-bg-secondary);border:1px solid var(--color-border-subtle);border-radius:var(--radius-full);font-size:.88rem;font-weight:600;color:var(--color-text-secondary);transition:all var(--transition-normal);cursor:pointer}.platform-pill:hover{border-color:var(--color-border-medium);transform:translateY(-2px);color:var(--color-text-primary);box-shadow:var(--shadow-sm)}.platform-pill svg{width:18px;height:18px}.platform-pill .badge-highlight{font-size:.7rem;padding:2px 6px;border-radius:4px;background:#6366f126;color:var(--primary);font-weight:700}.sample-links-box{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:10px;margin-top:16px;font-size:.85rem}.sample-label{color:var(--color-text-muted)}.sample-btn{background:transparent;border:1px dashed var(--color-border-medium);color:var(--color-text-secondary);padding:4px 10px;border-radius:var(--radius-sm);font-size:.8rem;cursor:pointer;transition:all var(--transition-fast)}.sample-btn:hover{border-color:var(--primary);color:var(--primary);background:#6366f114}.processing-container{display:none;max-width:600px;margin:36px auto 0;background:var(--color-bg-secondary);border:1px solid var(--color-border-subtle);border-radius:var(--radius-xl);padding:32px;text-align:center;box-shadow:var(--shadow-md)}.spinner-pulse{width:56px;height:56px;margin:0 auto 20px;position:relative}.spinner-pulse:before,.spinner-pulse:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;border-radius:50%;border:3px solid transparent;border-top-color:var(--primary)}.spinner-pulse:before{animation:spin 1s linear infinite}.spinner-pulse:after{border-top-color:var(--secondary);animation:spin 1.5s linear infinite reverse}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.processing-title{font-size:1.25rem;margin-bottom:8px}.processing-subtitle{font-size:.92rem;color:var(--color-text-secondary);margin-bottom:20px}.stepper{display:flex;justify-content:space-between;position:relative;margin-top:20px}.stepper:before{content:"";position:absolute;top:14px;left:30px;right:30px;height:2px;background:var(--color-border-subtle);z-index:0}.step-item{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;gap:6px}.step-dot{width:28px;height:28px;border-radius:50%;background:var(--color-bg-tertiary);border:2px solid var(--color-border-subtle);display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:700;color:var(--color-text-muted);transition:all var(--transition-normal)}.step-item.active .step-dot{border-color:var(--primary);background:var(--primary);color:#fff;box-shadow:0 0 12px var(--primary-glow)}.step-item.completed .step-dot{border-color:var(--accent-emerald);background:var(--accent-emerald);color:#fff}.step-label{font-size:.75rem;color:var(--color-text-muted);font-weight:600}.step-item.active .step-label{color:var(--color-text-primary)}.error-container{display:none;max-width:680px;margin:30px auto 0;background:#ef444414;border:1px solid rgba(239,68,68,.25);border-radius:var(--radius-lg);padding:24px;text-align:left}.error-header{display:flex;align-items:center;gap:12px;margin-bottom:8px;color:var(--accent-red);font-weight:700;font-size:1.1rem}.error-desc{color:var(--color-text-secondary);font-size:.92rem;line-height:1.5}.error-tips{margin-top:12px;padding-left:20px;font-size:.85rem;color:var(--color-text-muted)}.result-card{display:none;max-width:960px;margin:40px auto 0;background:var(--color-bg-secondary);border:1px solid var(--color-border-subtle);border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-lg);animation:slideUp .35s ease-out}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.result-card-inner{display:grid;grid-template-columns:380px 1fr}.media-preview-col{background:var(--color-bg-tertiary);padding:24px;display:flex;flex-direction:column;gap:16px;border-right:1px solid var(--color-border-subtle)}.preview-thumbnail-box{position:relative;width:100%;border-radius:var(--radius-md);overflow:hidden;aspect-ratio:16 / 9;background:#000;box-shadow:var(--shadow-sm)}.preview-thumbnail-box.vertical-ratio{aspect-ratio:9 / 16;max-height:380px;margin:0 auto}.preview-img{width:100%;height:100%;object-fit:cover;display:block}.preview-duration-badge{position:absolute;bottom:10px;right:10px;background:#000c;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);color:#fff;font-size:.78rem;font-weight:700;padding:3px 8px;border-radius:4px}.preview-platform-badge{position:absolute;top:10px;left:10px;background:#000000bf;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);padding:4px 10px;border-radius:var(--radius-full);display:flex;align-items:center;gap:6px;font-size:.75rem;font-weight:700;color:#fff}.preview-meta-details{display:flex;flex-direction:column;gap:8px}.author-chip{display:flex;align-items:center;gap:10px}.author-avatar{width:34px;height:34px;border-radius:50%;object-fit:cover;background:var(--color-bg-elevated)}.author-name{font-size:.95rem;font-weight:700;color:var(--color-text-primary)}.author-stats{font-size:.8rem;color:var(--color-text-muted)}.preview-stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:8px}.preview-stat-card{background:var(--color-bg-primary);border:1px solid var(--color-border-subtle);border-radius:var(--radius-sm);padding:8px 12px;display:flex;flex-direction:column}.stat-card-label{font-size:.72rem;color:var(--color-text-muted);text-transform:uppercase}.stat-card-value{font-size:.9rem;font-weight:700;color:var(--color-text-primary)}.media-formats-col{padding:24px;display:flex;flex-direction:column}.result-video-title{font-size:1.35rem;font-weight:800;line-height:1.3;margin-bottom:16px;color:var(--color-text-primary)}.format-tabs{display:flex;gap:8px;background:var(--color-bg-tertiary);padding:4px;border-radius:var(--radius-md);margin-bottom:20px}.format-tab-btn{flex:1;padding:8px 12px;font-size:.88rem;font-weight:600;border-radius:var(--radius-sm);border:none;background:transparent;color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-fast);display:flex;align-items:center;justify-content:center;gap:6px}.format-tab-btn:hover{color:var(--color-text-primary)}.format-tab-btn.active{background:var(--color-bg-secondary);color:var(--primary);box-shadow:var(--shadow-sm)}.quality-list{display:flex;flex-direction:column;gap:10px;flex:1}.quality-row{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:var(--color-bg-primary);border:1px solid var(--color-border-subtle);border-radius:var(--radius-md);transition:all var(--transition-fast)}.quality-row:hover{border-color:var(--color-border-medium);background:var(--color-bg-tertiary)}.quality-row-info{display:flex;align-items:center;gap:12px}.quality-tag{font-size:.95rem;font-weight:700;color:var(--color-text-primary)}.quality-badge{font-size:.72rem;font-weight:700;padding:2px 8px;border-radius:var(--radius-full);background:#6366f126;color:var(--primary)}.quality-badge.hd{background:#10b98126;color:var(--accent-emerald)}.quality-badge.clean{background:#f59e0b26;color:var(--accent-amber)}.quality-specs{display:flex;align-items:center;gap:10px;font-size:.82rem;color:var(--color-text-muted)}.quality-row-action{display:flex;align-items:center;gap:8px}.result-footer-actions{display:flex;align-items:center;justify-content:space-between;padding-top:18px;margin-top:18px;border-top:1px solid var(--color-border-subtle)}.btn-ghost-action{background:transparent;border:none;color:var(--color-text-muted);font-size:.85rem;cursor:pointer;display:flex;align-items:center;gap:6px;transition:color var(--transition-fast)}.btn-ghost-action:hover{color:var(--color-text-primary)}.sponsor-banner-card{margin:40px auto 0;max-width:960px;background:linear-gradient(135deg,#6366f112,#06b6d412);border:1px solid var(--color-border-subtle);border-radius:var(--radius-lg);padding:16px 24px;display:flex;align-items:center;justify-content:space-between;position:relative}.sponsor-tag{font-size:.68rem;text-transform:uppercase;color:var(--color-text-muted);font-weight:700;letter-spacing:.05em;background:var(--color-bg-primary);padding:2px 6px;border-radius:4px}.sponsor-content{display:flex;align-items:center;gap:16px}.sponsor-icon{width:44px;height:44px;border-radius:var(--radius-md);background:var(--color-bg-secondary);display:flex;align-items:center;justify-content:center;color:var(--primary);flex-shrink:0;border:1px solid var(--color-border-subtle)}.sponsor-text-title{font-size:.95rem;font-weight:700;color:var(--color-text-primary)}.sponsor-text-desc{font-size:.82rem;color:var(--color-text-secondary)}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}.feature-card{background:var(--color-bg-secondary);border:1px solid var(--color-border-subtle);border-radius:var(--radius-lg);padding:32px 24px;transition:all var(--transition-normal);position:relative;overflow:hidden}.feature-card:hover{border-color:var(--color-border-medium);transform:translateY(-4px);box-shadow:var(--shadow-md)}.feature-icon-wrapper{width:48px;height:48px;border-radius:var(--radius-md);background:#6366f11f;display:flex;align-items:center;justify-content:center;color:var(--primary);margin-bottom:20px}.feature-title{font-size:1.2rem;margin-bottom:10px}.feature-desc{font-size:.92rem;line-height:1.6}.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;position:relative}.step-card{background:var(--color-bg-secondary);border:1px solid var(--color-border-subtle);border-radius:var(--radius-xl);padding:36px 28px;position:relative;transition:all var(--transition-normal)}.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--primary)}.step-num-badge{position:absolute;top:24px;right:24px;font-size:2.2rem;font-weight:900;color:var(--color-border-subtle);line-height:1}.step-icon-box{width:52px;height:52px;border-radius:var(--radius-md);background:var(--gradient-primary);color:#fff;display:flex;align-items:center;justify-content:center;margin-bottom:20px;box-shadow:0 4px 14px var(--primary-glow)}.step-title{font-size:1.25rem;margin-bottom:10px}.step-desc{font-size:.92rem;line-height:1.6}.platform-matrix-container{background:var(--color-bg-secondary);border:1px solid var(--color-border-subtle);border-radius:var(--radius-xl);overflow-x:auto;box-shadow:var(--shadow-md)}.platform-table{width:100%;border-collapse:collapse;text-align:left}.platform-table th,.platform-table td{padding:18px 24px;border-bottom:1px solid var(--color-border-subtle);font-size:.95rem}.platform-table 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var(--transition-fast)}.cc-btn-seg-action:hover{background:var(--color-bg-elevated);color:var(--color-text-primary)}.cc-seg-body{display:flex;flex-direction:column;gap:6px}.cc-input-group{display:flex;align-items:center;gap:8px}.cc-lang-tag{font-size:.65rem;font-weight:800;color:var(--color-text-muted);background:var(--color-bg-elevated);padding:2px 6px;border-radius:3px;min-width:40px;text-align:center}.cc-lang-tag.trans-tag{color:#06b6d4;background:#06b6d41f}.cc-seg-text-input{flex:1;background:transparent;border:1px solid transparent;border-radius:4px;color:var(--color-text-primary);font-size:.88rem;font-family:inherit;padding:4px 8px;outline:none;transition:all var(--transition-fast)}.cc-seg-text-input:focus{background:var(--color-bg-secondary);border-color:#a855f7}.cc-empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;color:var(--color-text-muted);padding:40px 20px;gap:12px}.cc-export-bar{background:var(--color-bg-secondary);border:1px solid var(--color-border-subtle);border-radius:var(--radius-lg);padding:16px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;box-shadow:var(--shadow-md)}.cc-export-title-group{display:flex;align-items:center;gap:14px}.cc-export-buttons-group{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.cc-export-btn{font-weight:600!important}.cc-export-btn-highlight{background:linear-gradient(135deg,#a855f7,#06b6d4)!important;border:none!important;font-weight:800!important;box-shadow:0 4px 14px #a855f759!important}@media(max-width:992px){.cc-hub-grid,.cc-studio-workspace{grid-template-columns:1fr}.cc-editor-col{height:480px}.cc-export-bar{flex-direction:column;align-items:flex-start}.cc-export-buttons-group{width:100%}.cc-export-btn,.cc-export-btn-highlight{flex:1;min-width:120px;justify-content:center}}@media(max-width:1024px){.result-card-inner{grid-template-columns:320px 1fr}.steps-grid{grid-template-columns:1fr;gap:20px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}}@media(max-width:768px){.navbar-inner{height:64px}.nav-links{position:fixed;top:64px;left:0;width:100vw;height:calc(100dvh - 64px);background:#0b0f19!important;flex-direction:column;align-items:stretch;padding:24px 20px 80px;gap:12px;display:none;z-index:99999!important;border-top:1px solid rgba(255,255,255,.1);overflow-y:auto;box-shadow:0 20px 40px #000000d9}[data-theme=light] .nav-links{background:#fff!important;border-top:1px solid rgba(0,0,0,.1);box-shadow:0 20px 40px #00000026}.nav-links.mobile-open{display:flex!important}.nav-link{padding:14px 18px;font-size:1.02rem;font-weight:600;border-radius:var(--radius-md);background:#ffffff0a;border:1px solid rgba(255,255,255,.07);color:var(--color-text-primary)}[data-theme=light] .nav-link{background:#f1f5f9;border:1px solid #e2e8f0;color:#0f172a}.nav-link.active{background:#6366f138!important;border-color:#6366f180!important;color:var(--primary)!important}.mobile-menu-btn{display:flex}.hero{padding:40px 0 20px}.input-glow-wrapper{flex-direction:column;padding:14px;gap:12px}.input-glow-wrapper .main-input{width:100%;text-align:center}.input-actions{width:100%;display:flex;justify-content:stretch}.btn-download-main{width:100%}.result-card-inner{grid-template-columns:1fr}.media-preview-col{border-right:none;border-bottom:1px solid var(--color-border-subtle)}.sponsor-banner-card{flex-direction:column;text-align:center;gap:16px}.sponsor-content{flex-direction:column}.quality-row{flex-direction:column;align-items:flex-start;gap:12px}.quality-row-action,.quality-row-action .btn{width:100%}.footer-grid{grid-template-columns:1fr;gap:24px}.legal-card{padding:24px 18px}}@media(max-width:480px){.container{padding:0 16px}.platform-pill{padding:6px 12px;font-size:.8rem}.format-tabs{flex-direction:column}}