:root{--s-primary: #C75B39;--s-primary-dark: #A84830;--s-primary-light: #FDE8E0;--s-accent: #5C7A3E;--s-accent-light: #EBF2E4;--s-success: #3A7D5C;--s-warning: #D4850A;--s-danger: #B53535;--s-text: #2C2416;--s-text-muted: #6B6355;--s-text-light: #9E9485;--s-bg: #FFFDF9;--s-bg-page: #F5F1EB;--s-bg-alt: #EDE8DF;--s-border: #DDD7CC;--s-border-dark: #C8C0B2;--s-radius: 8px;--s-radius-lg: 14px;--s-shadow: 0 1px 3px rgba(0,0,0,.07), 0 1px 2px rgba(0,0,0,.05);--s-shadow-lg: 0 4px 16px rgba(0,0,0,.09);--s-font: Georgia, "Times New Roman", serif;--s-ui-font: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--s-nav-height: 64px}*{box-sizing:border-box}body{font-family:var(--s-ui-font);color:var(--s-text);background:var(--s-bg-page);margin:0;line-height:1.6;-webkit-font-smoothing:antialiased}.s-nav{background:var(--s-text);height:var(--s-nav-height);display:flex;align-items:center;padding:0 32px;gap:32px;position:sticky;top:0;z-index:100}.s-logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:#fff}.s-logo-globe{font-size:22px}.s-logo-name{font-family:var(--s-font);font-size:18px;font-weight:700;letter-spacing:-.01em}.s-nav-links{display:flex;gap:4px;flex:1}.s-nav-link{color:#ffffffa6;text-decoration:none;font-size:14px;padding:6px 12px;border-radius:6px;transition:all .15s}.s-nav-link:hover,.s-nav-link.active{color:#fff;background:#ffffff1a}.s-page{max-width:1200px;margin:0 auto;padding:32px 24px}.s-card{background:var(--s-bg);border-radius:var(--s-radius-lg);border:1px solid var(--s-border);box-shadow:var(--s-shadow);overflow:hidden}.s-card-body{padding:20px}.s-ml-card{background:var(--s-bg);border:1px solid var(--s-border);border-radius:var(--s-radius-lg);box-shadow:var(--s-shadow);overflow:hidden;cursor:pointer;transition:all .18s;text-decoration:none;color:inherit;display:block}.s-ml-card:hover{box-shadow:var(--s-shadow-lg);transform:translateY(-2px);border-color:var(--s-primary)}.s-ml-card-body{padding:18px 20px}.s-ml-card-title{font-family:var(--s-font);font-size:16px;font-weight:700;margin:0 0 8px;line-height:1.35;color:var(--s-text)}.s-ml-card-desc{font-size:13px;color:var(--s-text-muted);margin:0 0 12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.s-ml-card-meta{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.s-badge{display:inline-flex;align-items:center;padding:3px 9px;border-radius:20px;font-size:11px;font-weight:600;font-family:var(--s-ui-font);text-transform:uppercase;letter-spacing:.04em}.s-badge-beginner{background:var(--s-accent-light);color:var(--s-accent)}.s-badge-intermediate{background:#fff3dc;color:var(--s-warning)}.s-badge-advanced{background:#ffe8e8;color:var(--s-danger)}.s-badge-tag{background:var(--s-bg-alt);color:var(--s-text-muted)}.s-badge-approved{background:#e0f2ea;color:var(--s-success)}.s-duration{font-size:12px;color:var(--s-text-muted);display:flex;align-items:center;gap:4px}.s-search-bar{display:flex;gap:12px;margin-bottom:24px;flex-wrap:wrap}.s-input{padding:9px 14px;border:1.5px solid var(--s-border);border-radius:var(--s-radius);font-size:14px;background:var(--s-bg);color:var(--s-text);outline:none;font-family:var(--s-ui-font);transition:border-color .15s}.s-input:focus{border-color:var(--s-primary)}.s-select{padding:9px 14px;border:1.5px solid var(--s-border);border-radius:var(--s-radius);font-size:14px;background:var(--s-bg);color:var(--s-text);cursor:pointer;font-family:var(--s-ui-font)}.s-btn{display:inline-flex;align-items:center;gap:6px;padding:9px 18px;border-radius:var(--s-radius);font-size:14px;font-weight:600;cursor:pointer;border:none;transition:all .15s;font-family:var(--s-ui-font)}.s-btn-primary{background:var(--s-primary);color:#fff}.s-btn-primary:hover{background:var(--s-primary-dark)}.s-btn-secondary{background:var(--s-bg-alt);color:var(--s-text);border:1px solid var(--s-border)}.s-btn-secondary:hover{background:var(--s-border)}.s-btn-sm{padding:6px 12px;font-size:13px}.s-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:20px}.s-page-header{margin-bottom:28px}.s-page-title{font-family:var(--s-font);font-size:28px;font-weight:700;margin:0 0 6px;color:var(--s-text)}.s-page-sub{color:var(--s-text-muted);font-size:15px;margin:0}.s-debug-panel{position:fixed;bottom:0;right:0;width:420px;max-height:320px;background:#1a1a2e;color:#e0e0e0;border-radius:var(--s-radius-lg) 0 0 0;font-family:monospace;font-size:12px;z-index:1000;display:flex;flex-direction:column;box-shadow:-4px -4px 20px #00000040}.s-debug-header{padding:10px 14px;background:#0d1117;border-radius:var(--s-radius-lg) 0 0 0;display:flex;align-items:center;justify-content:space-between;font-weight:700;font-size:11px;letter-spacing:.06em;color:#7dd3fc;cursor:pointer}.s-debug-body{overflow-y:auto;flex:1;padding:10px 14px}.s-debug-stmt{padding:6px 0;border-bottom:1px solid rgba(255,255,255,.06);line-height:1.5}.s-debug-verb{color:#86efac;font-weight:700}.s-debug-actor{color:#fcd34d}.s-debug-ts{color:#ffffff59;font-size:10px}.s-embed-container{border-radius:var(--s-radius-lg);overflow:hidden;border:1px solid var(--s-border);box-shadow:var(--s-shadow-lg)}.s-progress-bar{height:6px;background:var(--s-border);border-radius:3px;overflow:hidden}.s-progress-fill{height:100%;background:var(--s-primary);border-radius:3px;transition:width .4s ease}.s-empty{text-align:center;padding:60px 24px;color:var(--s-text-muted)}.s-empty-icon{font-size:48px;margin-bottom:16px}.s-empty-title{font-family:var(--s-font);font-size:20px;font-weight:700;margin-bottom:8px;color:var(--s-text)}.s-empty-sub{font-size:14px}.s-loading{display:flex;align-items:center;justify-content:center;padding:60px;color:var(--s-text-muted);gap:12px}.s-tabs{display:flex;gap:4px;border-bottom:2px solid var(--s-border);margin-bottom:24px}.s-tab{padding:10px 18px;border:none;background:none;cursor:pointer;font-size:14px;font-weight:500;color:var(--s-text-muted);border-bottom:2px solid transparent;margin-bottom:-2px;transition:all .15s;font-family:var(--s-ui-font)}.s-tab.active{color:var(--s-primary);border-bottom-color:var(--s-primary)}.s-step{display:flex;align-items:center;gap:16px;padding:16px 20px;border-radius:var(--s-radius);cursor:pointer;transition:background .15s;border:2px solid transparent}.s-step:hover{background:var(--s-bg-alt)}.s-step.active{border-color:var(--s-primary);background:var(--s-primary-light)}.s-step.completed .s-step-num{background:var(--s-success);color:#fff}.s-step-num{width:36px;height:36px;border-radius:50%;background:var(--s-bg-alt);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;flex-shrink:0;color:var(--s-text-muted)}@media (max-width: 768px){.s-grid{grid-template-columns:1fr}.s-debug-panel{width:100%;border-radius:0}.s-nav{padding:0 16px}.s-page{padding:20px 16px}}