:root{--bg-primary:#080c14;--bg-secondary:#0d1321;--bg-card:#111827;--bg-card-hover:#1a2438;--bg-glass:rgba(17,24,39,.7);--border:rgba(99,102,241,.15);--border-hover:rgba(99,102,241,.4);--accent-primary:#6366f1;--accent-secondary:#8b5cf6;--accent-cyan:#06b6d4;--accent-emerald:#10b981;--accent-amber:#f59e0b;--accent-rose:#f43f5e;--accent-orange:#f97316;--text-primary:#f1f5f9;--text-secondary:#94a3b8;--text-muted:#475569;--gradient-hero:linear-gradient(135deg,#6366f1,#8b5cf6 50%,#06b6d4);--gradient-card:linear-gradient(135deg,rgba(99,102,241,.1),rgba(139,92,246,.05));--gradient-green:linear-gradient(135deg,#10b981,#06b6d4);--gradient-amber:linear-gradient(135deg,#f59e0b,#f97316);--gradient-rose:linear-gradient(135deg,#f43f5e,#f97316);--radius:12px;--radius-lg:20px;--radius-xl:28px;--shadow:0 4px 24px rgba(0,0,0,.4);--shadow-glow:0 0 40px rgba(99,102,241,.2);--transition:all 0.25s cubic-bezier(0.4,0,0.2,1)}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:Inter,sans-serif;background-color:var(--bg-primary);background-image:radial-gradient(circle at 15% 50%,rgba(99,102,241,.08) 0,transparent 50%),radial-gradient(circle at 85% 30%,rgba(6,182,212,.08) 0,transparent 50%);color:var(--text-primary);min-height:100vh;overflow-x:hidden}.app-shell{position:relative;z-index:1}.app-shell,.sidebar{display:flex;min-height:100vh}.sidebar{width:260px;background:var(--bg-secondary);border-right:1px solid var(--border);flex-direction:column;position:fixed;left:0;top:0;bottom:0;z-index:100;padding:24px 16px;gap:8px;transition:var(--transition)}.sidebar.collapsed{width:80px;padding:24px 12px}.main-content{margin-left:260px;flex:1 1;padding:32px;min-height:100vh;transition:var(--transition)}body.sidebar-collapsed .main-content{margin-left:80px}.sidebar-logo{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 12px 24px;border-bottom:1px solid var(--border);margin-bottom:8px;min-height:72px}.sidebar.collapsed .sidebar-logo{justify-content:center;padding:8px 0 24px}.sidebar-logo-icon{width:40px;height:40px;background:var(--gradient-hero);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}.sidebar-logo-text{font-family:Space Grotesk,sans-serif;font-size:16px;font-weight:700;background:var(--gradient-hero);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.sidebar-logo-sub{font-size:11px;color:var(--text-muted);font-weight:400;-webkit-text-fill-color:var(--text-muted)}.collapse-toggle{background:hsla(0,0%,100%,.05);border:1px solid var(--border);color:var(--text-secondary);border-radius:6px;padding:4px 6px;cursor:pointer;font-size:10px;transition:var(--transition);display:flex;align-items:center;justify-content:center}.collapse-toggle:hover{background:hsla(0,0%,100%,.1);color:var(--text-primary)}.sidebar.collapsed .collapse-toggle{position:absolute;right:-10px;top:30px;background:var(--bg-card);z-index:101;border-radius:50%;width:20px;height:20px;padding:0}.nav-container{flex:1 1;display:flex;flex-direction:column;gap:16px;overflow-y:auto;overflow-x:hidden;scrollbar-width:none}.nav-container::-webkit-scrollbar{display:none}.sidebar.collapsed .nav-item{justify-content:center;padding:12px}.sidebar-footer{margin-top:auto;padding:16px 0;border-top:1px solid var(--border);display:flex;flex-direction:column;gap:16px}.model-info{font-size:11px;color:var(--text-muted);line-height:1.6;padding:0 12px}.nav-section-label{font-size:10px;font-weight:600;letter-spacing:1.2px;text-transform:uppercase;color:var(--text-muted);padding:12px 12px 4px}.nav-item{display:flex;align-items:center;gap:12px;padding:11px 14px;border-radius:var(--radius);color:var(--text-secondary);text-decoration:none;font-size:14px;font-weight:500;transition:var(--transition);position:relative;cursor:pointer;border:none;background:none;width:100%;text-align:left}.nav-item:hover{background:rgba(99,102,241,.1);color:var(--text-primary)}.nav-item.active{background:rgba(99,102,241,.15);color:var(--accent-primary)}.nav-item.active:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:20px;background:var(--gradient-hero);border-radius:0 3px 3px 0}.nav-icon{font-size:18px;flex-shrink:0}.nav-badge{margin-left:auto;background:var(--accent-primary);color:#fff;font-size:10px;font-weight:700;padding:2px 7px;border-radius:20px}.card{background:var(--bg-glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;box-shadow:0 4px 6px -1px rgba(0,0,0,.1),0 2px 4px -1px rgba(0,0,0,.06);transition:transform .3s cubic-bezier(.4,0,.2,1),box-shadow .3s ease,border-color .3s ease}.card:hover{transform:translateY(-4px);border-color:var(--accent-primary);box-shadow:0 20px 25px -5px rgba(0,0,0,.2),0 10px 10px -5px rgba(0,0,0,.1),var(--shadow-glow)}.card-glass{background:var(--bg-glass);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;border-radius:var(--radius);font-size:14px;font-weight:600;cursor:pointer;transition:var(--transition);border:none;white-space:nowrap;text-decoration:none}.btn-primary{background:var(--gradient-hero);color:#fff;box-shadow:0 4px 15px rgba(99,102,241,.4)}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 20px 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var(--border);border-radius:var(--radius-lg);padding:20px;display:flex;align-items:center;gap:16px;transition:var(--transition)}.stat-card:hover{border-color:var(--border-hover);transform:translateY(-2px)}.stat-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:22px;flex-shrink:0}.stat-value{font-family:Space Grotesk,sans-serif;font-size:26px;font-weight:700;color:var(--text-primary);line-height:1}.stat-label{font-size:12px;color:var(--text-secondary);margin-top:2px}.tag{display:inline-flex;align-items:center;padding:3px 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var(--border);border-radius:var(--radius-xl);width:100%;max-width:600px;max-height:90vh;overflow-y:auto;padding:32px;animation:slideUp .3s ease}.modal-lg{max-width:900px}.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.modal-title{font-family:Space Grotesk,sans-serif;font-size:20px;font-weight:700}.modal-close{width:32px;height:32px;border-radius:8px;background:var(--bg-secondary);border:1px solid var(--border);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:18px;transition:var(--transition)}.modal-close:hover{color:var(--text-primary);border-color:var(--border-hover)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 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a{color:var(--accent-primary);text-decoration:none}.markdown-body a:hover{text-decoration:underline}