:root{--bg-color: #0d0e15;--glass-bg: rgba(26, 27, 45, .4);--glass-border: rgba(255, 255, 255, .08);--text-primary: #ffffff;--text-secondary: #94a3b8;--accent-blue: #3b82f6;--accent-purple: #8b5cf6;--accent-pink: #ec4899;--error: #ef4444}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,sans-serif;background-color:var(--bg-color);color:var(--text-primary);min-height:100vh;display:flex;flex-direction:column;position:relative;overflow-x:hidden}.blob{position:absolute;border-radius:50%;filter:blur(100px);z-index:-1;opacity:.5;animation:float 20s infinite alternate}.shape1{width:50vw;height:50vw;background:radial-gradient(circle,var(--accent-purple),transparent 70%);top:-10vw;left:-10vw}.shape2{width:40vw;height:40vw;background:radial-gradient(circle,var(--accent-blue),transparent 70%);bottom:-10vw;right:-5vw;animation-duration:25s}@keyframes float{0%{transform:translate(0) scale(1)}to{transform:translate(10vw,5vw) scale(1.1)}}.glass-panel{background:var(--glass-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--glass-border);box-shadow:0 8px 32px #0000005e;border-radius:24px}.container{max-width:1000px;margin:0 auto;padding:4rem 1.5rem;flex:1;display:flex;flex-direction:column;align-items:center;z-index:1}.header{text-align:center;margin-bottom:3rem}.logo{font-size:3.5rem;font-weight:800;letter-spacing:-1px;background:linear-gradient(135deg,#fff,#a5b4fc);-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:.5rem}.pro{background:linear-gradient(135deg,var(--accent-pink),var(--accent-purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent}.subtitle{color:var(--text-secondary);font-size:1.1rem}.downloader-card{width:100%;max-width:700px;padding:2.5rem;margin-bottom:4rem;transition:transform .3s ease}.downloader-card:hover{transform:translateY(-5px)}.input-group{display:flex;gap:1rem;position:relative}@media(max-width:600px){.input-group{flex-direction:column}}input[type=url]{flex:1;background:#0003;border:1px solid var(--glass-border);border-radius:16px;padding:1.2rem 1.5rem;color:#fff;font-size:1rem;font-family:inherit;transition:all .3s ease;outline:none}input[type=url]:focus{border-color:var(--accent-blue);box-shadow:0 0 15px #3b82f633;background:#0006}input[type=url]::placeholder{color:#64748b}.glow-btn{background:linear-gradient(135deg,var(--accent-blue),var(--accent-purple));color:#fff;border:none;border-radius:16px;padding:0 2.5rem;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .3s ease;font-family:inherit;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center;min-height:60px}.glow-btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s ease}.glow-btn:hover{transform:scale(1.02);box-shadow:0 0 20px #8b5cf666}.glow-btn:hover:before{left:100%}.glow-btn:disabled{opacity:.7;cursor:not-allowed;transform:none}.error-msg{color:var(--error);margin-top:1rem;font-size:.9rem;text-align:center;background:#ef44441a;padding:.8rem;border-radius:8px}.hidden{display:none!important}.spinner{width:24px;height:24px;border:3px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.result-container{margin-top:2rem;padding-top:2rem;border-top:1px solid var(--glass-border);animation:fadeIn .5s ease forwards}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.result-content{display:flex;gap:1.5rem}@media(max-width:600px){.result-content{flex-direction:column}}.result-content img{width:200px;height:120px;object-fit:cover;border-radius:12px;box-shadow:0 4px 15px #00000080}.video-info{flex:1;display:flex;flex-direction:column;justify-content:space-between}.video-text{font-size:.95rem;color:var(--text-primary);line-height:1.4;margin-bottom:1rem;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.download-actions{display:flex;gap:.8rem;flex-wrap:wrap}.btn-secondary{background:#ffffff1a;border:1px solid rgba(255,255,255,.2);color:#fff;padding:.6rem 1.2rem;border-radius:8px;cursor:pointer;transition:all .2s;font-size:.9rem;font-weight:600;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.btn-secondary:hover{background:#fff3;border-color:#ffffff4d}.btn-primary-small{background:var(--accent-blue);border:none;color:#fff;padding:.6rem 1.2rem;border-radius:8px;cursor:pointer;transition:all .2s;font-size:.9rem;font-weight:600;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.btn-primary-small:hover{background:#2563eb}.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;width:100%;max-width:900px}.feature-card{padding:2rem;text-align:center;transition:transform .3s ease}.feature-card:hover{transform:translateY(-5px)}.feature-card h3{margin-bottom:1rem;color:#e2e8f0}.feature-card p{color:var(--text-secondary);font-size:.95rem;line-height:1.5}.footer{text-align:center;padding:2rem;color:var(--text-secondary);font-size:.9rem;margin-top:auto}