:root{--text:#5b6270;--text-h:#0f1419;--text-muted:#8b93a1;--bg:#f7f8fa;--bg-surface:#fff;--bg-sidebar:#111418;--bg-sidebar-hover:#1c2128;--bg-sidebar-active:#2563eb;--text-sidebar:#9ba3af;--text-sidebar-h:#f3f4f6;--border:#e4e6eb;--border-strong:#d1d5db;--accent:#2563eb;--accent-hover:#1d4ed8;--danger:#dc2626;--shadow-sm:0 1px 2px #0000000a;--shadow:0 4px 12px #0000000f;--sans:system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;--mono:ui-monospace, "SF Mono", Menlo, Consolas, monospace;font:15px/1.5 var(--sans);color:var(--text);background:var(--bg);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}body,#root{min-height:100svh;margin:0}h1,h2,h3{color:var(--text-h);letter-spacing:-.01em;margin:0;font-weight:600}h1{font-size:28px;line-height:1.25}h2{font-size:20px}h3{font-size:16px}p{margin:0}a{color:inherit;text-decoration:none}button{font-family:inherit;font-size:inherit;cursor:pointer;color:inherit;background:0 0;border:none}.login-screen{background:var(--bg);justify-content:center;align-items:center;min-height:100svh;padding:24px;display:flex}.login-card{background:var(--bg-surface);border:1px solid var(--border);width:100%;max-width:400px;box-shadow:var(--shadow);text-align:center;border-radius:12px;padding:40px}.login-brand{font-family:var(--mono);color:var(--text-muted);letter-spacing:.08em;text-transform:uppercase;margin-bottom:24px;font-size:13px}.login-card h1{margin-bottom:8px;font-size:24px}.login-subtitle{color:var(--text-muted);margin-bottom:32px;font-size:14px}.google-btn{justify-content:center;margin-bottom:16px;display:flex}.login-error{color:var(--danger);text-align:left;background:#fef2f2;border:1px solid #fecaca;border-radius:6px;margin-top:16px;padding:12px;font-size:13px}.loading-screen{justify-content:center;align-items:center;min-height:100svh;display:flex}.loading-spinner{border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;width:32px;height:32px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.admin-shell{min-height:100svh;display:flex}.admin-sidebar{background:var(--bg-sidebar);width:240px;color:var(--text-sidebar);flex-direction:column;flex-shrink:0;padding:24px 0;display:flex}.admin-brand{font-family:var(--mono);color:var(--text-sidebar-h);letter-spacing:.08em;text-transform:uppercase;border-bottom:1px solid #ffffff0f;padding:0 24px 24px;font-size:13px}.admin-nav{flex-direction:column;flex:1;gap:2px;padding:16px 12px;display:flex}.nav-section-label{text-transform:uppercase;letter-spacing:.08em;color:#6b7280;padding:12px 12px 6px;font-size:11px}.nav-item{color:var(--text-sidebar);border-radius:6px;padding:8px 12px;font-size:14px;transition:background .12s,color .12s;display:block}.nav-item:hover{background:var(--bg-sidebar-hover);color:var(--text-sidebar-h)}.nav-item.active{background:var(--bg-sidebar-active);color:#fff}.admin-user{border-top:1px solid #ffffff0f;align-items:center;gap:12px;padding:16px 20px;display:flex}.admin-user-avatar{border-radius:50%;flex-shrink:0;width:32px;height:32px}.admin-user-info{flex:1;min-width:0}.admin-user-name{color:var(--text-sidebar-h);white-space:nowrap;text-overflow:ellipsis;font-size:13px;font-weight:500;overflow:hidden}.admin-user-email{color:#6b7280;white-space:nowrap;text-overflow:ellipsis;font-size:11px;overflow:hidden}.admin-logout{color:#9ca3af;border-radius:4px;padding:4px 8px;font-size:11px;transition:background .12s,color .12s}.admin-logout:hover{color:var(--text-sidebar-h);background:#ffffff14}.admin-content{flex:1;padding:40px 48px;overflow-y:auto}.page{max-width:1200px}.page-header{margin-bottom:32px}.page-subtitle{color:var(--text-muted);margin-top:8px;font-size:14px}.feature-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;display:grid}.feature-card{background:var(--bg-surface);border:1px solid var(--border);border-radius:10px;padding:20px;transition:border-color .12s,transform .12s,box-shadow .12s;display:block}.feature-card:hover{border-color:var(--border-strong);box-shadow:var(--shadow-sm);transform:translateY(-1px)}.feature-card-name{color:var(--text-h);margin-bottom:6px;font-size:16px;font-weight:600}.feature-card-description{color:var(--text-muted);font-size:13px;line-height:1.5}