:root{--bg: #f4f6f9;--panel: #ffffff;--ink: #172033;--muted: #667085;--line: #d9e1ec;--nav: #172033;--nav-soft: #263244;--blue: #2563eb;--green: #027a48;--red: #b42318;--yellow: #b54708;--sky: #0369a1}*{box-sizing:border-box}body{margin:0;font-family:Arial,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--ink)}body.theme-light{--bg: #f7f8fb;--panel: #ffffff;--ink: #172033;--muted: #667085;--line: #d9e1ec;--nav: #172033;--nav-soft: #263244}body.theme-system{--bg: #eaf6ff;--panel: #ffffff;--ink: #122033;--muted: #52677c;--line: #bfd9ea;--nav: #12344d;--nav-soft: #1d4d70;--blue: #0875be}body.theme-dark{--bg: #0d1726;--panel: #142033;--ink: #eef5ff;--muted: #aab8ca;--line: #2b3a50;--nav: #09111d;--nav-soft: #1d2b40;--blue: #38bdf8}button,input,select,textarea{font:inherit}button{cursor:pointer}[hidden]{display:none!important}.login-root{min-height:100vh}.login-screen{min-height:100vh;display:grid;place-items:center;padding:24px;background:linear-gradient(135deg,#0875be29,#1420330a),var(--bg)}.login-card{width:min(460px,100%);display:grid;gap:14px;padding:28px;border:1px solid var(--line);border-radius:8px;background:var(--panel);box-shadow:0 18px 40px #1018281f}.login-brand{display:flex;gap:12px;align-items:center}.login-brand small{display:block;color:var(--muted);margin-top:3px}.login-card h1{margin-bottom:0;font-size:28px}.login-slogan{margin:-4px 0 0;color:var(--blue);font-weight:800}.login-card p{color:var(--muted)}.login-card label{display:grid;gap:6px;color:var(--muted);font-size:13px}.login-card input,.login-card select{min-height:40px;border:1px solid var(--line);border-radius:7px;padding:8px 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16px;display:flex;flex-direction:column;min-height:100vh}.brand{display:flex;gap:12px;align-items:center;margin-bottom:24px}.brand-mark{width:42px;height:42px;display:grid;place-items:center;border-radius:8px;background:#0ea5e9;font-weight:800}.brand small{display:block;color:#b9c3d1;margin-top:3px}.profile-panel{margin:0;position:relative;color:#d9e2ef;font-size:12px}.profile-trigger{width:52px;display:flex;align-items:center;justify-content:center;gap:10px;padding:8px;border:1px solid rgba(255,255,255,.14);border-radius:8px;background:var(--nav);color:#fff;text-align:left}.profile-avatar{width:36px;height:36px;display:grid;flex:0 0 auto;place-items:center;border-radius:50%;background:#0ea5e9;color:#fff;font-weight:800}.profile-menu strong{color:#fff;font-size:15px}.profile-menu{position:absolute;z-index:20;top:calc(100% + 8px);right:0;width:min(320px,calc(100vw - 32px));display:grid;gap:8px;padding:14px;border:1px solid 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span{margin-top:8px;color:var(--muted);line-height:1.4}.risk-card.red{border-color:#fecdca;background:#fff5f4}.risk-card.yellow{border-color:#fedf89;background:#fffbeb}.risk-card.blue{border-color:#bae6fd;background:#f0f9ff}.risk-badge{display:inline-flex;border-radius:999px;padding:3px 8px;font-size:12px;color:#fff}.risk-badge.red{background:var(--red)}.risk-badge.yellow{background:var(--yellow)}.risk-badge.blue{background:var(--sky)}.department-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.department-card{background:#fff;border:1px solid var(--line);border-radius:8px;padding:16px}.department-card ul{margin:0 0 14px;padding-left:18px;color:var(--muted)}.department-card li{margin-bottom:6px}.two-column{display:grid;grid-template-columns:1fr 1fr;gap:14px}.timeline-row{display:grid;gap:4px;padding:10px 0;border-bottom:1px solid var(--line)}.timeline-row:last-child{border-bottom:0}.timeline-row span,.action-list{color:var(--muted)}.action-list{margin:0;padding-left:18px}.action-list li{margin-bottom:8px}.dashboard-panel{background:#07111f;color:#e5edf7;border-radius:8px;padding:18px}.dashboard-panel .section-header p,.dashboard-panel .action-list,.dashboard-panel .metric-card p,.dashboard-panel .metric-card span{color:#9fb1c8}.dashboard-panel .metric-card,.dashboard-panel .panel{background:#0d1d31;border-color:#1d3a5c;color:#e5edf7}.tab-row{display:flex;gap:8px;flex-wrap:wrap}.tab-button{border:1px solid #31557f;background:#102642;color:#cfe1f7;border-radius:7px;padding:8px 12px}.tab-button.active{background:#2563eb;color:#fff;border-color:#2563eb}.big-screen .sidebar,.big-screen .topbar .eyebrow,.big-screen .topbar-actions .ghost-button{display:none}.big-screen .app-shell{grid-template-columns:1fr;background:#07111f}.big-screen .main-shell{padding:20px}.big-screen .topbar{color:#e5edf7}.big-screen .dashboard-panel{min-height:calc(100vh - 110px)}@media(max-width:980px){.app-shell{grid-template-columns:1fr}.sidebar{position:static;min-height:auto}.summary-grid,.module-grid,.hero-grid,.workspace-grid,.form-grid,.demo-login-grid{grid-template-columns:1fr}.topbar{align-items:flex-start;flex-direction:column}}