:root{--bg-root: #0D1117;--bg-card: #161B22;--bg-card-hover: #1C2333;--bg-input: #0D1117;--bg-glass: rgba(22, 27, 34, .85);--border-default: #30363D;--border-hover: #4F46E5;--border-subtle: rgba(48, 54, 61, .5);--color-primary: #4F46E5;--color-primary-hover: #6366F1;--color-primary-muted: rgba(79, 70, 229, .15);--color-accent: #06B6D4;--color-accent-muted: rgba(6, 182, 212, .15);--color-success: #10B981;--color-success-muted: rgba(16, 185, 129, .15);--text-primary: #F0F6FC;--text-secondary: #8B949E;--text-muted: #484F58;--text-link: #818CF8;--font-body: "Inter", system-ui, -apple-system, sans-serif;--font-display: "Inter", system-ui, -apple-system, sans-serif;--radius-sm: 12px;--radius: 18px;--radius-lg: 24px;--radius-xl: 28px;--shadow-card: 0 2px 12px rgba(0, 0, 0, .3);--shadow-lg: 0 8px 40px rgba(0, 0, 0, .5);--shadow-glow: 0 0 30px rgba(79, 70, 229, .25);--transition: .2s cubic-bezier(.4, 0, .2, 1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased}body{font-family:var(--font-body);background:var(--bg-root);color:var(--text-primary);line-height:1.6;min-height:100vh}a{color:var(--text-link);text-decoration:none}button{font-family:inherit;cursor:pointer}input,select,textarea{font-family:inherit}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-root)}::-webkit-scrollbar-thumb{background:var(--border-default);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.app-layout{display:flex;min-height:100vh}.app-main{flex:1;margin-left:260px;display:flex;flex-direction:column}.app-content{flex:1;padding:32px 40px 80px;max-width:1400px;width:100%}.nav-top{display:flex;align-items:center;gap:24px;padding:14px 32px;background:var(--bg-glass);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border-subtle);position:sticky;top:0;z-index:100}.nav-logo{font-size:1.25rem;font-weight:800;color:var(--text-primary);letter-spacing:-.02em;white-space:nowrap}.nav-logo span{background:linear-gradient(135deg,var(--color-primary),var(--color-accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.nav-search{flex:1;max-width:420px;position:relative}.nav-search input{width:100%;padding:9px 16px 9px 40px;background:var(--bg-input);border:1px solid var(--border-default);border-radius:var(--radius-sm);color:var(--text-primary);font-size:.9rem;transition:border-color var(--transition)}.nav-search input:focus{outline:none;border-color:var(--color-primary)}.nav-search input::placeholder{color:var(--text-muted)}.nav-search-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--text-muted);font-size:.9rem;pointer-events:none}.nav-links{display:flex;align-items:center;gap:8px}.nav-link{padding:7px 16px;border-radius:var(--radius-sm);font-size:.875rem;font-weight:500;color:var(--text-secondary);transition:all var(--transition);white-space:nowrap}.nav-link:hover,.nav-link.active{color:var(--text-primary);background:var(--color-primary-muted)}.nav-icon-btn{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:transparent;border:1px solid var(--border-default);color:var(--text-secondary);font-size:1rem;transition:all var(--transition);position:relative}.nav-icon-btn:hover{border-color:var(--color-primary);color:var(--text-primary)}.nav-icon-btn .badge{position:absolute;top:-2px;right:-2px;width:10px;height:10px;background:var(--color-primary);border-radius:50%;border:2px solid var(--bg-root)}.nav-avatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));display:flex;align-items:center;justify-content:center;font-size:.85rem;font-weight:700;color:#fff;cursor:pointer}.sidebar{position:fixed;left:0;top:0;bottom:0;width:260px;background:var(--bg-card);border-right:1px solid var(--border-default);padding:24px 16px;display:flex;flex-direction:column;gap:8px;z-index:50;overflow-y:auto}.sidebar-section{display:flex;flex-direction:column;gap:4px}.sidebar-label{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);padding:8px 12px 6px}.sidebar-item{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:var(--radius-sm);font-size:.9rem;font-weight:500;color:var(--text-secondary);transition:all var(--transition)}.sidebar-item:hover{background:var(--bg-card-hover);color:var(--text-primary)}.sidebar-item.active{background:var(--color-primary-muted);color:var(--text-primary)}.sidebar-item .icon{font-size:1.1rem;width:22px;text-align:center;flex-shrink:0}.card{background:var(--bg-card);border:1px solid var(--border-default);border-radius:var(--radius);padding:24px;transition:all var(--transition)}.card:hover{border-color:var(--border-hover);box-shadow:var(--shadow-glow)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 22px;border-radius:var(--radius-sm);font-size:.9rem;font-weight:600;border:none;transition:all var(--transition)}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-hover);box-shadow:var(--shadow-glow)}.btn-ghost{background:transparent;border:1px solid var(--border-default);color:var(--text-secondary)}.btn-ghost:hover{border-color:var(--color-primary);color:var(--text-primary)}.btn-lg{padding:14px 32px;font-size:1rem;border-radius:var(--radius)}.input-field{padding:11px 16px;background:var(--bg-input);border:1px solid var(--border-default);border-radius:var(--radius-sm);color:var(--text-primary);font-size:.95rem;transition:border-color var(--transition);width:100%}.input-field:focus{outline:none;border-color:var(--color-primary)}.input-field::placeholder{color:var(--text-muted)}.chip{display:inline-flex;align-items:center;gap:6px;padding:7px 16px;border-radius:50px;font-size:.82rem;font-weight:500;border:1px solid var(--border-default);color:var(--text-secondary);background:transparent;cursor:pointer;transition:all var(--transition);white-space:nowrap}.chip:hover{border-color:var(--color-primary);color:var(--text-primary)}.chip.active{background:var(--color-primary-muted);border-color:var(--color-primary);color:var(--text-primary)}.chip-accent{border-color:var(--color-accent);color:var(--color-accent)}.chip-accent:hover,.chip-accent.active{background:var(--color-accent-muted);color:var(--color-accent)}.section-title{font-size:1.5rem;font-weight:700;letter-spacing:-.02em;margin-bottom:8px}.section-subtitle{font-size:.95rem;color:var(--text-secondary);margin-bottom:28px}.workflow-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:18px}.workflow-card{background:var(--bg-card);border:1px solid var(--border-default);border-radius:var(--radius-lg);padding:26px 24px;cursor:pointer;transition:all var(--transition);position:relative;overflow:hidden}.workflow-card:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(circle at top right,var(--color-primary-muted),transparent 60%);opacity:0;transition:opacity var(--transition)}.workflow-card:hover{border-color:var(--color-primary);box-shadow:var(--shadow-glow);transform:translateY(-2px)}.workflow-card:hover:before{opacity:1}.workflow-card .wf-icon{font-size:1.8rem;margin-bottom:14px}.workflow-card .wf-title{font-size:1rem;font-weight:700;margin-bottom:6px;position:relative}.workflow-card .wf-desc{font-size:.85rem;color:var(--text-secondary);line-height:1.5;position:relative}.hero-prompt{background:var(--bg-card);border:1px solid var(--border-default);border-radius:var(--radius-xl);padding:48px 40px;text-align:center;margin-bottom:36px;position:relative;overflow:hidden;transition:all var(--transition)}.hero-prompt:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse at center,var(--color-primary-muted),transparent 70%);opacity:.4}.hero-prompt:hover{border-color:var(--color-primary);box-shadow:var(--shadow-glow)}.hero-prompt-inner{position:relative}.hero-prompt-box{display:flex;align-items:center;gap:12px;background:var(--bg-input);border:1px solid var(--border-default);border-radius:var(--radius);padding:16px 24px;max-width:680px;margin:20px auto 24px;transition:border-color var(--transition)}.hero-prompt-box:hover{border-color:var(--color-primary)}.hero-prompt-box span{font-size:1.1rem;color:var(--text-muted);flex:1;text-align:left}.hero-prompt-input{flex:1;background:transparent;border:none;outline:none;font-size:1.1rem;color:var(--text-primary);font-family:var(--font-body)}.hero-prompt-input::placeholder{color:var(--text-muted)}.hero-prompt-box .prompt-cursor{width:2px;height:22px;background:var(--color-primary);animation:blink 1s step-end infinite}@keyframes blink{0%,to{opacity:1}50%{opacity:0}}.hero-chips{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:28px}.editor-layout{display:grid;grid-template-columns:1fr 340px;gap:24px;align-items:start}.editor-main{display:flex;flex-direction:column;gap:20px}.editor-textarea{min-height:320px;padding:20px;background:var(--bg-input);border:1px solid var(--border-default);border-radius:var(--radius);color:var(--text-primary);font-size:.95rem;line-height:1.8;resize:vertical;font-family:var(--font-body)}.editor-textarea:focus{outline:none;border-color:var(--color-primary)}.platform-switcher{display:flex;gap:8px}.platform-btn{padding:8px 18px;border-radius:var(--radius-sm);border:1px solid var(--border-default);background:transparent;color:var(--text-secondary);font-size:.85rem;font-weight:600;transition:all var(--transition)}.platform-btn:hover{border-color:var(--color-primary);color:var(--text-primary)}.platform-btn.active{background:var(--color-primary-muted);border-color:var(--color-primary);color:var(--text-primary)}.timeline{display:flex;flex-direction:column;gap:4px}.timeline-item{display:flex;align-items:flex-start;gap:14px;padding:12px 16px;border-radius:var(--radius-sm);transition:background var(--transition)}.timeline-item:hover{background:var(--bg-card-hover)}.timeline-ts{font-size:.75rem;font-weight:700;background:var(--color-primary-muted);color:var(--color-primary);padding:3px 10px;border-radius:6px;white-space:nowrap;min-width:50px;text-align:center}.timeline-text{font-size:.9rem;color:var(--text-secondary);line-height:1.5}.engagement-meter{display:flex;flex-direction:column;gap:14px}.em-bar{display:flex;align-items:center;gap:12px}.em-label{width:70px;font-size:.8rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.04em}.em-track{flex:1;height:8px;background:var(--bg-input);border-radius:4px;overflow:hidden}.em-fill{height:100%;border-radius:4px;transition:width .6s ease}.em-fill.hook{width:85%;background:linear-gradient(90deg,var(--color-primary),var(--color-accent))}.em-fill.pacing{width:72%;background:linear-gradient(90deg,var(--color-accent),var(--color-success))}.em-fill.cta{width:68%;background:var(--color-success)}.em-fill.seo{width:60%;background:linear-gradient(90deg,var(--color-primary),#8B5CF6)}.em-value{width:36px;text-align:right;font-size:.85rem;font-weight:700;color:var(--text-primary)}.ai-panel{background:var(--bg-card);border:1px solid var(--border-default);border-radius:var(--radius);padding:20px;display:flex;flex-direction:column;gap:16px}.ai-suggestion{padding:14px 16px;background:var(--bg-input);border-radius:var(--radius-sm);border-left:3px solid var(--color-primary);font-size:.85rem;color:var(--text-secondary);line-height:1.5}.voice-selector{display:flex;flex-direction:column;gap:8px}.voice-option{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:var(--radius-sm);border:1px solid var(--border-default);background:transparent;color:var(--text-secondary);transition:all var(--transition);cursor:pointer;font-size:.9rem}.voice-option:hover{border-color:var(--color-primary);color:var(--text-primary)}.voice-option.active{background:var(--color-primary-muted);border-color:var(--color-primary);color:var(--text-primary)}.voice-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}.page-header{margin-bottom:32px}.page-header h1{font-size:1.75rem;font-weight:800;letter-spacing:-.03em;margin-bottom:6px}.page-header p{color:var(--text-secondary);font-size:.95rem}.projects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px}.project-card{background:var(--bg-card);border:1px solid var(--border-default);border-radius:var(--radius-lg);padding:24px;cursor:pointer;transition:all var(--transition)}.project-card:hover{border-color:var(--color-primary);box-shadow:var(--shadow-glow);transform:translateY(-2px)}.project-card h3{font-size:1rem;font-weight:700;margin-bottom:6px}.project-card .meta-row{display:flex;align-items:center;gap:8px;font-size:.8rem;color:var(--text-muted);margin-top:12px;padding-top:12px;border-top:1px solid var(--border-default)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:18px;margin-bottom:32px}.stat-card{background:var(--bg-card);border:1px solid var(--border-default);border-radius:var(--radius);padding:24px}.stat-card .stat-value{font-size:2rem;font-weight:800;letter-spacing:-.03em;margin-bottom:4px}.stat-card .stat-label{font-size:.85rem;color:var(--text-secondary)}.placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:300px;text-align:center;color:var(--text-muted)}.placeholder .icon{font-size:3rem;margin-bottom:16px;opacity:.5}.placeholder h3{font-size:1.1rem;color:var(--text-secondary);margin-bottom:8px}.placeholder p{font-size:.9rem;max-width:360px}@media(max-width:1024px){.sidebar{display:none}.app-main{margin-left:0}.editor-layout{grid-template-columns:1fr}.app-content{padding:24px 20px 60px}.nav-top{padding:12px 20px;gap:14px}}@media(max-width:640px){.hero-prompt{padding:32px 20px}.hero-prompt-box{padding:12px 16px}.nav-links{display:none}.nav-search{max-width:200px}.workflow-grid{grid-template-columns:1fr}}