:root{--primary: #6c47ff;--primary-dark: #4f2fe8;--primary-light: #8b6bff;--accent: #00d4aa;--accent-dark: #00b894;--gold: #f59e0b;--danger: #ef4444;--bg-dark: #0a0a0f;--bg-card: #111118;--bg-elevated: #16161f;--bg-border: #1e1e2e;--text-primary: #f0f0f8;--text-secondary: #9898b8;--text-muted: #5a5a7a;--font-display: "Space Grotesk", sans-serif;--font-body: "Inter", sans-serif;--radius-sm: 8px;--radius: 12px;--radius-lg: 20px;--radius-xl: 28px;--shadow: 0 4px 24px rgba(108,71,255,.15);--shadow-lg: 0 8px 48px rgba(108,71,255,.25);--transition: all .2s cubic-bezier(.4, 0, .2, 1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-body);background:var(--bg-dark);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-family:var(--font-display);font-weight:700}a{color:inherit;text-decoration:none}button{cursor:pointer;border:none;font-family:var(--font-body)}input,textarea,select{font-family:var(--font-body);background:var(--bg-elevated);border:1px solid var(--bg-border);color:var(--text-primary);border-radius:var(--radius-sm);padding:10px 14px;font-size:14px;outline:none;transition:var(--transition);width:100%}input:focus,textarea:focus,select:focus{border-color:var(--primary);box-shadow:0 0 0 3px #6c47ff33}input::placeholder,textarea::placeholder{color:var(--text-muted)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-dark)}::-webkit-scrollbar-thumb{background:var(--bg-border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}@keyframes fadeIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{opacity:0;transform:translate(-16px)}to{opacity:1;transform:translate(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}@keyframes glow{0%,to{box-shadow:0 0 20px #6c47ff4d}50%{box-shadow:0 0 40px #6c47ff99}}.fade-in{animation:fadeIn .4s ease both}.slide-in{animation:slideIn .3s ease both}.container{max-width:1200px;margin:0 auto;padding:0 24px}.text-gradient{background:linear-gradient(135deg,var(--primary-light),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border-radius:var(--radius-sm);font-size:14px;font-weight:600;transition:var(--transition);white-space:nowrap}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;box-shadow:0 4px 16px #6c47ff66}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 24px #6c47ff80}.btn-accent{background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:#0a0a0f;font-weight:700}.btn-accent:hover{transform:translateY(-1px);box-shadow:0 6px 24px #00d4aa66}.btn-outline{background:transparent;border:1px solid var(--bg-border);color:var(--text-secondary)}.btn-outline:hover{border-color:var(--primary);color:var(--primary);background:#6c47ff14}.btn-ghost{background:#ffffff0d;color:var(--text-secondary)}.btn-ghost:hover{background:#ffffff1a;color:var(--text-primary)}.btn-sm{padding:8px 16px;font-size:13px}.btn-lg{padding:16px 32px;font-size:16px;border-radius:var(--radius)}.card{background:var(--bg-card);border:1px solid var(--bg-border);border-radius:var(--radius-lg);padding:24px;transition:var(--transition)}.card:hover{border-color:#6c47ff4d}.badge{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;border-radius:100px;font-size:11px;font-weight:600;letter-spacing:.03em;text-transform:uppercase}.badge-primary{background:#6c47ff26;color:var(--primary-light)}.badge-accent{background:#00d4aa1f;color:var(--accent)}.badge-gold{background:#f59e0b1f;color:var(--gold)}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}@media (max-width: 768px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.container{padding:0 16px}}.divider{width:100%;height:1px;background:linear-gradient(90deg,transparent,var(--bg-border),transparent);margin:32px 0}.glow-border{position:relative}.glow-border:before{content:"";position:absolute;top:-1px;right:-1px;bottom:-1px;left:-1px;border-radius:inherit;background:linear-gradient(135deg,var(--primary),var(--accent));z-index:-1;opacity:0;transition:opacity .3s}.glow-border:hover:before{opacity:1}.notif-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);display:inline-block}.spinner{width:20px;height:20px;border:2px solid var(--bg-border);border-top-color:var(--primary);border-radius:50%;animation:spin .6s linear infinite}.tab-bar{display:flex;gap:4px;background:var(--bg-elevated);padding:4px;border-radius:var(--radius);border:1px solid var(--bg-border);overflow-x:auto}.tab-item{flex:none;padding:9px 18px;border-radius:9px;font-size:13px;font-weight:500;color:var(--text-secondary);background:transparent;transition:var(--transition);white-space:nowrap}.tab-item:hover{color:var(--text-primary);background:#ffffff0d}.tab-item.active{background:var(--primary);color:#fff;box-shadow:0 2px 12px #6c47ff66}.form-group{margin-bottom:16px}.form-label{display:block;font-size:13px;font-weight:500;color:var(--text-secondary);margin-bottom:6px}.form-label span.required{color:var(--danger);margin-left:2px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000bf;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:1000;display:flex;align-items:center;justify-content:center;padding:20px}.modal{background:var(--bg-card);border:1px solid var(--bg-border);border-radius:var(--radius-xl);padding:32px;max-width:520px;width:100%;max-height:90vh;overflow-y:auto;animation:fadeIn .25s ease}.prompt-box{background:var(--bg-dark);border:1px solid var(--bg-border);border-radius:var(--radius);padding:16px;font-size:13px;line-height:1.7;color:var(--text-secondary);font-family:Courier New,monospace;position:relative}.prompt-box .copy-btn{position:absolute;top:10px;right:10px;padding:4px 10px;font-size:11px;background:#6c47ff33;color:var(--primary-light);border-radius:6px;border:1px solid rgba(108,71,255,.3);cursor:pointer;transition:var(--transition)}.prompt-box .copy-btn:hover{background:#6c47ff59}.page-header{padding:48px 0 32px;border-bottom:1px solid var(--bg-border);margin-bottom:40px}.page-header h1{font-size:36px;font-weight:800;margin-bottom:10px}.page-header p{font-size:16px;color:var(--text-secondary);max-width:560px}.section{padding:64px 0}.section-title{font-size:28px;font-weight:800;margin-bottom:8px}.section-subtitle{color:var(--text-secondary);font-size:15px;margin-bottom:32px}.sidebar-layout{display:grid;grid-template-columns:260px 1fr;gap:24px;align-items:start}@media (max-width: 900px){.sidebar-layout{grid-template-columns:1fr}}.toast{position:fixed;bottom:24px;right:24px;background:var(--bg-elevated);border:1px solid var(--bg-border);border-radius:var(--radius);padding:14px 20px;font-size:14px;display:flex;align-items:center;gap:10px;z-index:9999;animation:slideIn .3s ease;box-shadow:0 8px 32px #0006}.toast.success{border-color:var(--accent)}.toast.error{border-color:var(--danger)}.video-placeholder{width:100%;aspect-ratio:16/9;background:var(--bg-elevated);border:2px dashed var(--bg-border);border-radius:var(--radius);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:var(--text-muted);font-size:14px}.video-placeholder .play-icon{width:56px;height:56px;border-radius:50%;background:#6c47ff26;display:flex;align-items:center;justify-content:center;font-size:22px}.chat-bubble{padding:12px 16px;border-radius:16px;max-width:80%;font-size:14px;line-height:1.5}.chat-bubble.user{background:var(--primary);color:#fff;border-bottom-right-radius:4px;align-self:flex-end;margin-left:auto}.chat-bubble.bot{background:var(--bg-elevated);border:1px solid var(--bg-border);color:var(--text-primary);border-bottom-left-radius:4px}.step-indicator{display:flex;align-items:center;gap:0;margin-bottom:32px;overflow-x:auto}.step-dot{display:flex;align-items:center;gap:8px;flex:none}.step-dot-circle{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;border:2px solid var(--bg-border);color:var(--text-muted);background:var(--bg-card);transition:var(--transition)}.step-dot.active .step-dot-circle{background:var(--primary);border-color:var(--primary);color:#fff}.step-dot.done .step-dot-circle{background:var(--accent);border-color:var(--accent);color:#0a0a0f}.step-line{flex:1;height:2px;background:var(--bg-border);min-width:24px}.step-line.done{background:var(--accent)}