@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap";
:root{--background:#09090b;--foreground:#fafafa;--primary:#8b5cf6;--primary-hover:#7c3aed;--secondary:#27272a;--secondary-hover:#3f3f46;--border:#3f3f46;--radius:12px;--font-sans:"Inter",sans-serif;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a,0 2px 4px -2px #0000001a;--shadow-lg:0 10px 15px -3px #0000001a,0 4px 6px -4px #0000001a;--glass-bg:#18181b99;--glass-border:#ffffff1a}*{box-sizing:border-box;margin:0;padding:0}body{color:var(--foreground);background:var(--background);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;flex-direction:column;min-height:100vh;line-height:1.5;display:flex}a{color:inherit;text-decoration:none}button{all:unset;cursor:pointer}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes pulseGradient{0%{background-position:0%}50%{background-position:100%}to{background-position:0%}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.container{width:100%;max-width:1200px;margin:0 auto;padding:2rem}.hero{text-align:center;flex-direction:column;justify-content:center;align-items:center;min-height:50vh;animation:.8s ease-out fadeIn;display:flex}.title{letter-spacing:-.05em;color:#0000;background:linear-gradient(135deg,#f9a8d4 0%,#8b5cf6 50%,#3b82f6 100%) 0 0/200%;-webkit-background-clip:text;background-clip:text;margin-bottom:1rem;font-size:3.5rem;font-weight:800;line-height:1.1;animation:5s infinite pulseGradient}.subtitle{color:#a1a1aa;max-width:600px;margin-bottom:2.5rem;font-size:1.25rem}.search-form{gap:1rem;width:100%;max-width:700px;display:flex;position:relative}.input-container{flex:1;position:relative}.input-container:before{content:"";z-index:-1;opacity:0;background:linear-gradient(45deg,#8b5cf6,#3b82f6);border-radius:14px;transition:opacity .3s;position:absolute;inset:-2px}.input-container:focus-within:before{opacity:1}.input{background:var(--secondary);border:1px solid var(--border);border-radius:var(--radius);width:100%;color:var(--foreground);padding:1rem 1.5rem;font-family:inherit;font-size:1rem;transition:all .2s}.input:focus{background:#18181b;border-color:#0000;outline:none}.button{border-radius:var(--radius);background:var(--primary);color:#fff;justify-content:center;align-items:center;gap:.5rem;padding:1rem 2rem;font-weight:600;transition:all .2s;display:flex}.button:hover:not(:disabled){background:var(--primary-hover);transform:translateY(-2px);box-shadow:0 10px 15px -3px #8b5cf64d}.button:active:not(:disabled){transform:translateY(0)}.button:disabled{opacity:.7;cursor:not-allowed;filter:grayscale()}.dashboard{flex-direction:column;gap:2rem;margin-top:2rem;animation:.6s ease-out fadeIn;display:flex}.grid-layout{grid-template-columns:1fr;gap:2rem;display:grid}@media (min-width:1024px){.grid-layout{grid-template-columns:2fr 1fr}}.card{background:var(--glass-bg);border:1px solid var(--glass-border);-webkit-backdrop-filter:blur(10px);border-radius:24px;padding:1.5rem}.card-title{align-items:center;gap:.5rem;margin-bottom:1rem;font-size:1.25rem;font-weight:600;display:flex}.video-container{height:0;box-shadow:var(--shadow-lg);background:#000;border-radius:12px;padding-bottom:56.25%;position:relative;overflow:hidden}.video-container iframe{border:0;width:100%;height:100%;position:absolute;top:0;left:0}.chapter-list{flex-direction:column;gap:.75rem;display:flex}.chapter-item{cursor:pointer;background:#ffffff08;border:1px solid #0000;border-radius:12px;flex-direction:column;padding:1rem;transition:all .2s;display:flex;position:relative;overflow:hidden}.chapter-item:hover{border-color:var(--border);background:#ffffff0f;transform:translate(4px)}.chapter-item.active{background:#8b5cf61a;border-color:#8b5cf680}.chapter-item.active:before{content:"";background:var(--primary);border-radius:4px 0 0 4px;width:4px;position:absolute;top:0;bottom:0;left:0}.chapter-header{justify-content:space-between;align-items:center;margin-bottom:.5rem;display:flex}.chapter-title{font-size:1.05rem;font-weight:600}.chapter-time{color:var(--primary);background:#8b5cf61a;border-radius:9999px;padding:.2rem .6rem;font-family:monospace;font-size:.85rem}.chapter-desc{color:#a1a1aa;font-size:.9rem;line-height:1.4}.theme-list{flex-wrap:wrap;gap:.5rem;display:flex}.theme-badge{color:#e4e4e7;background:#ffffff0d;border:1px solid #ffffff1a;border-radius:9999px;padding:.4rem 1rem;font-size:.85rem;font-weight:500;transition:all .2s}.theme-badge:hover{background:#ffffff1a;transform:translateY(-2px)}.loader{border:3px solid #ffffff1a;border-left-color:#fff;border-radius:50%;width:24px;height:24px;animation:1s linear infinite spin;display:inline-block}.loader-container{color:#a1a1aa;flex-direction:column;justify-content:center;align-items:center;gap:1rem;padding:4rem 0;display:flex}.loader-container .loader{border-left-color:var(--primary);width:48px;height:48px}.toast-container{z-index:9999;flex-direction:column;gap:.5rem;animation:.3s ease-out forwards slideIn;display:flex;position:fixed;bottom:2rem;right:2rem}.toast{color:#fff;word-break:break-word;border-radius:8px;align-items:center;gap:.75rem;min-width:300px;max-width:450px;padding:1rem 1.5rem;font-weight:500;display:flex;box-shadow:0 4px 12px #00000080}.toast.info{background-color:#3b82f6}.toast.error{background-color:#ef4444}.toast.success{background-color:#10b981}@keyframes slideIn{0%{opacity:0;transform:translate(100%)}to{opacity:1;transform:translate(0)}}