.nav{height:var(--nav-h);background:var(--c-surface);border-bottom:1px solid var(--c-border);display:flex;align-items:center;padding:0 24px;position:sticky;top:0;z-index:100}.nav-brand{font-weight:600;font-size:16px;margin-right:32px}.nav-links{display:flex;gap:4px;list-style:none}.nav-link{padding:6px 12px;border-radius:var(--radius);font-size:14px;color:var(--c-muted);transition:all .15s}.nav-link:hover{color:var(--c-text);background:var(--c-bg);text-decoration:none}.nav-link.active{color:var(--c-primary);background:var(--c-active-bg)}.nav-spacer{flex:1}.nav-user{display:flex;align-items:center;gap:12px;font-size:14px;color:var(--c-muted)}.nav-role{font-size:11px;padding:2px 8px;background:var(--c-bg);border-radius:4px;text-transform:uppercase;letter-spacing:.03em;font-weight:500}.nav-logout{font-size:13px;color:var(--c-muted);cursor:pointer;background:none;border:none;padding:4px 8px;border-radius:var(--radius)}.nav-logout:hover{color:var(--c-danger);background:var(--c-danger-bg)}.nav-theme-btn{display:inline-flex;align-items:center;justify-content:center;background:none;border:none;color:var(--c-muted);cursor:pointer;padding:6px;border-radius:var(--radius);margin-right:8px}.nav-theme-btn:hover{color:var(--c-text);background:var(--c-bg)}.nav-icon{filter:brightness(.75)}[data-theme=dark] .nav-icon{filter:none;opacity:.65}.nav-theme-btn:hover .nav-icon,.nav-profile-btn:hover .nav-icon,.nav-profile-item:hover .nav-icon{filter:none}.nav-profile-wrap{position:relative}.nav-profile-btn{display:inline-flex;align-items:center;justify-content:center;background:none;border:1px solid var(--c-border);color:var(--c-muted);cursor:pointer;padding:6px;border-radius:50%}.nav-profile-btn:hover{color:var(--c-text);background:var(--c-bg)}.nav-profile-menu{position:absolute;right:0;top:calc(100% + 8px);background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-l);min-width:200px;padding:8px 0;z-index:200}.nav-profile-info{padding:8px 16px 10px;border-bottom:1px solid var(--c-border);margin-bottom:4px;display:flex;flex-direction:column;gap:4px}.nav-profile-email{font-size:14px;font-weight:500;color:var(--c-text)}.nav-profile-item{display:flex;align-items:center;gap:8px;width:100%;padding:8px 16px;font-size:14px;background:none;border:none;color:var(--c-text);cursor:pointer;text-align:left}.nav-profile-item:hover{background:var(--c-bg)}.nav-profile-signout:hover{color:var(--c-danger)}.nav-mobile-only{display:none}@media (max-width: 700px){.nav-desktop-only{display:none}.nav-mobile-only{display:block}}.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh}.login-card{text-align:center;padding:48px;background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-l);max-width:400px;width:100%}.login-card h1{font-size:24px;margin-bottom:8px}.login-card p{color:var(--c-muted);margin-bottom:24px;font-size:15px}.login-providers{display:flex;flex-direction:column;gap:12px}.login-provider{justify-content:center;gap:10px;width:100%;padding:10px 16px;font-size:15px}.login-provider svg{flex-shrink:0}.login-error{background:var(--c-danger-bg);color:var(--c-danger);padding:10px 16px;border-radius:var(--radius);margin-bottom:16px;font-size:14px}:root{--c-bg: #f5f6f8;--c-surface: #ffffff;--c-border: #e2e5e9;--c-text: #1a1d21;--c-muted: #616771;--c-primary: #2563eb;--c-primary-h: #1d4ed8;--c-success: #059669;--c-warning: #d97706;--c-danger: #dc2626;--c-danger-bg: #fef2f2;--c-active-bg: #eff6ff;--c-success-bg: #ecfdf5;--c-warning-bg: #fffbeb;--c-muted-bg: #f3f4f6;--c-code-bg: #1e293b;--c-code-text: #e2e8f0;--radius: 6px;--radius-lg: 10px;--shadow-s: 0 1px 2px rgba(0, 0, 0, .05);--shadow: 0 1px 3px rgba(0, 0, 0, .08);--shadow-l: 0 4px 12px rgba(0, 0, 0, .1);--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "SF Mono", SFMono-Regular, Consolas, monospace;--nav-h: 56px}[data-theme=dark]{--c-bg: #111318;--c-surface: #1a1d24;--c-border: #2e3239;--c-text: #e1e3e8;--c-muted: #9ca3af;--c-primary: #3b82f6;--c-primary-h: #2563eb;--c-success: #10b981;--c-warning: #a88753;--c-danger: #ef4444;--c-danger-bg: #2a1515;--c-active-bg: #1e2a3e;--c-success-bg: #132a1f;--c-warning-bg: #2a2210;--c-muted-bg: #23262d;--c-code-bg: #0f1219;--c-code-text: #e2e8f0;--shadow-s: 0 1px 2px rgba(0, 0, 0, .3);--shadow: 0 1px 3px rgba(0, 0, 0, .4);--shadow-l: 0 4px 12px rgba(0, 0, 0, .5)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font);background:var(--c-bg);color:var(--c-text);line-height:1.5;-webkit-font-smoothing:antialiased}a{color:var(--c-primary);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:1200px;margin:0 auto;padding:24px}.page-title{font-size:22px;font-weight:600;margin-bottom:20px}.card{background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-s)}.loading{text-align:center;padding:48px;color:var(--c-muted)}.error-msg{background:var(--c-danger-bg);color:var(--c-danger);padding:12px 16px;border-radius:var(--radius);font-size:14px;margin-bottom:16px}.empty{text-align:center;padding:48px;color:var(--c-muted)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:8px 16px;border:1px solid var(--c-border);border-radius:var(--radius);font-size:14px;font-weight:500;cursor:pointer;background:var(--c-surface);color:var(--c-text);transition:all .15s}.btn:hover{background:var(--c-bg)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-sm{padding:4px 10px;font-size:13px}.btn-primary{background:var(--c-primary);border-color:var(--c-primary);color:#fff}.btn-primary:hover{background:var(--c-primary-h)}.btn-success{background:var(--c-success);border-color:var(--c-success);color:#fff}.btn-warning{background:var(--c-warning);border-color:var(--c-warning);color:#fff}.btn-danger{background:var(--c-danger);border-color:var(--c-danger);color:#fff}