@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";:root{--bg-primary:#090d16;--bg-secondary:#0f172a;--bg-card:#0f172abf;--bg-card-hover:#1e293bd9;--border-color:#ffffff14;--border-glow:#6366f14d;--accent-indigo:#6366f1;--accent-purple:#8b5cf6;--accent-pink:#ec4899;--accent-cyan:#06b6d4;--accent-emerald:#10b981;--text-main:#f8fafc;--text-muted:#94a3b8;--text-dim:#64748b;--youtube-color:red;--facebook-color:#1877f2;--radius-sm:8px;--radius-md:14px;--radius-lg:20px;--radius-xl:28px;--shadow-lg:0 20px 40px -15px #00000080;--shadow-glow:0 0 30px #6366f140}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-primary);color:var(--text-main);min-height:100vh;font-family:Inter,system-ui,-apple-system,sans-serif;line-height:1.6;overflow-x:hidden}.app-wrapper{background:radial-gradient(circle at 50% 0,#6366f126 0%,#0000 50%),radial-gradient(circle at 10% 40%,#ec489914 0%,#0000 40%),radial-gradient(circle at 90% 80%,#06b6d414 0%,#0000 40%);flex-direction:column;min-height:100vh;display:flex;position:relative}.container{width:100%;max-width:1120px;margin:0 auto;padding:0 1.5rem}.navbar{border-bottom:1px solid var(--border-color);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:100;background:#090d16cc;justify-content:space-between;align-items:center;padding:1.25rem 0;display:flex;position:sticky;top:0}.brand-logo{color:var(--text-main);align-items:center;gap:.75rem;font-size:1.35rem;font-weight:800;text-decoration:none;display:flex}.brand-icon{background:linear-gradient(135deg, var(--accent-indigo), var(--accent-purple));color:#fff;border-radius:var(--radius-sm);justify-content:center;align-items:center;padding:.5rem;display:flex;box-shadow:0 4px 12px #6366f14d}.nav-links{align-items:center;gap:1.75rem;list-style:none;display:flex}.nav-link{color:var(--text-muted);cursor:pointer;font-size:.95rem;font-weight:500;text-decoration:none;transition:all .2s}.nav-link:hover{color:var(--text-main)}.hero-section{text-align:center;padding:4rem 0 3rem}.badge-tag{color:var(--accent-indigo);background:#6366f11a;border:1px solid #6366f140;border-radius:999px;align-items:center;gap:.5rem;margin-bottom:1.5rem;padding:.4rem 1rem;font-size:.85rem;font-weight:600;display:inline-flex}.hero-title{letter-spacing:-.02em;background:linear-gradient(135deg,#fff 0%,#cbd5e1 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin-bottom:1.25rem;font-size:3rem;font-weight:800;line-height:1.15}.hero-subtitle{color:var(--text-muted);max-width:650px;margin:0 auto 2.5rem;font-size:1.15rem}.downloader-box{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-xl);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);box-shadow:var(--shadow-lg);max-width:780px;margin:0 auto;padding:2rem;transition:border-color .3s,box-shadow .3s;position:relative}.downloader-box:focus-within{border-color:var(--border-glow);box-shadow:var(--shadow-glow)}.input-group{gap:.75rem;display:flex;position:relative}.url-input{border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-main);background:#0f172ae6;outline:none;flex:1;padding:1.1rem 1.25rem;font-size:1rem;transition:all .2s}.url-input:focus{border-color:var(--accent-indigo);background:#0f172a}.url-input::placeholder{color:var(--text-dim)}.btn-primary{background:linear-gradient(135deg, var(--accent-indigo), var(--accent-purple));color:#fff;border-radius:var(--radius-md);cursor:pointer;white-space:nowrap;border:none;align-items:center;gap:.5rem;padding:0 1.75rem;font-size:1rem;font-weight:600;transition:transform .2s,opacity .2s,box-shadow .2s;display:flex}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 8px 20px #6366f166}.btn-primary:disabled{opacity:.6;cursor:not-allowed;transform:none}.platform-detector-bar{border-top:1px solid var(--border-color);justify-content:space-between;align-items:center;margin-top:1rem;padding-top:1rem;font-size:.875rem;display:flex}.supported-platforms{align-items:center;gap:1rem;display:flex}.platform-pill{border:1px solid var(--border-color);color:var(--text-muted);background:#ffffff0a;border-radius:999px;align-items:center;gap:.4rem;padding:.35rem .85rem;font-size:.825rem;font-weight:600;transition:all .3s;display:flex}.platform-pill.active.youtube{border-color:var(--youtube-color);color:#ff4d4d;background:#ff000026}.platform-pill.active.facebook{border-color:var(--facebook-color);color:#4d96ff;background:#1877f226}.platform-pill.active.instagram{color:#ff5e97;background:#e1306c26;border-color:#e1306c}.preview-card{border:1px solid var(--border-color);border-radius:var(--radius-lg);text-align:left;background:#0f172af2;grid-template-columns:280px 1fr;gap:1.5rem;margin-top:2rem;animation:.4s fadeIn;display:grid;overflow:hidden}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.thumbnail-container{background:#000;width:100%;height:100%;min-height:180px;position:relative}.thumbnail-img{object-fit:cover;width:100%;height:100%}.duration-badge{color:#fff;background:#000000d9;border-radius:4px;padding:2px 8px;font-size:.75rem;font-weight:600;position:absolute;bottom:8px;right:8px}.preview-details{flex-direction:column;justify-content:space-between;padding:1.5rem 1.5rem 1.5rem 0;display:flex}.video-title{color:var(--text-main);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin-bottom:.75rem;font-size:1.15rem;font-weight:700;line-height:1.4;display:-webkit-box;overflow:hidden}.format-options-list{flex-direction:column;gap:.6rem;margin-top:1rem;display:flex}.format-row{border:1px solid var(--border-color);border-radius:var(--radius-sm);background:#ffffff08;justify-content:space-between;align-items:center;padding:.6rem 1rem;transition:all .2s;display:flex}.format-row:hover{background:#6366f114;border-color:#6366f14d}.btn-download-sm{background:var(--accent-emerald);color:#fff;border-radius:var(--radius-sm);cursor:pointer;border:none;align-items:center;gap:.4rem;padding:.45rem 1rem;font-size:.85rem;font-weight:600;text-decoration:none;transition:filter .2s;display:inline-flex}.btn-download-sm:hover{filter:brightness(1.15)}.features-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;margin:4rem 0;display:grid}.feature-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);text-align:left;padding:1.75rem;transition:transform .3s,border-color .3s}.feature-card:hover{border-color:var(--border-glow);transform:translateY(-4px)}.feature-icon{border-radius:var(--radius-md);width:46px;height:46px;color:var(--accent-indigo);background:#6366f11a;justify-content:center;align-items:center;margin-bottom:1rem;display:flex}.faq-section{max-width:800px;margin:0 auto;padding:3rem 0}.section-title{text-align:center;margin-bottom:2rem;font-size:2rem;font-weight:800}.faq-item{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);margin-bottom:1rem;overflow:hidden}.faq-question{width:100%;color:var(--text-main);text-align:left;cursor:pointer;background:0 0;border:none;justify-content:space-between;align-items:center;padding:1.25rem;font-size:1.05rem;font-weight:600;display:flex}.faq-answer{color:var(--text-muted);padding:0 1.25rem 1.25rem;font-size:.95rem;line-height:1.6}.footer{border-top:1px solid var(--border-color);color:var(--text-muted);background:#090d16f2;margin-top:auto;padding:2.5rem 0;font-size:.9rem}.footer-content{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1.5rem;display:flex}.footer-links{gap:1.5rem;display:flex}.footer-link{color:var(--text-muted);cursor:pointer;text-decoration:none}.footer-link:hover{color:var(--text-main)}.modal-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:1000;background:#000000bf;justify-content:center;align-items:center;width:100vw;height:100vh;padding:1.5rem;display:flex;position:fixed;top:0;left:0}.modal-content{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-xl);width:100%;max-width:650px;max-height:80vh;box-shadow:var(--shadow-lg);padding:2rem;position:relative;overflow-y:auto}.modal-header{justify-content:space-between;align-items:center;margin-bottom:1.5rem;display:flex}.modal-close{color:var(--text-muted);cursor:pointer;background:0 0;border:none;padding:.5rem}.modal-close:hover{color:var(--text-main)}.alert-box{border-radius:var(--radius-md);align-items:center;gap:.75rem;margin-top:1rem;padding:1rem 1.25rem;font-size:.95rem;display:flex}.alert-error{color:#fca5a5;background:#ef44441a;border:1px solid #ef44444d}.alert-info{color:#a5b4fc;background:#6366f11a;border:1px solid #6366f14d}@media (width<=768px){.hero-title{font-size:2.1rem}.preview-card{grid-template-columns:1fr}.thumbnail-container{height:200px}.preview-details{padding:1rem 1.25rem 1.25rem}.input-group{flex-direction:column}.btn-primary{justify-content:center;padding:.9rem}}