/* System font stack - no external dependencies */

:root {
  --navy-950: #050d1a;
  --navy-900: #0f2748;
  --navy-800: #162f54;
  --navy-700: #1e3d6b;
  --navy-600: #2a5491;
  --blue-700: #1d4ed8;
  --blue-600: #2563eb;
  --blue-500: #3b82f6;
  --blue-400: #60a5fa;
  --blue-100: #dbeafe;
  --blue-50:  #eff6ff;
  --gold-500: #f59e0b;
  --gold-400: #fbbf24;
  --gold-100: #fef3c7;
  --status-done:      #10b981;
  --status-active:    #3b82f6;
  --status-pending:   #6b7280;
  --status-warning:   #f59e0b;
  --status-overdue:   #ef4444;
  --status-late-done: #f97316;
  --surface:  #f1f5f9;
  --card:     #ffffff;
  --border:   #e2e8f0;
  --border-md:#cbd5e1;
  --text-1:   #0f172a;
  --text-2:   #475569;
  --text-3:   #94a3b8;
  --font-d:   'Barlow Condensed', 'Arial Narrow', Arial, sans-serif;
  --font-b:   'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-m:   'JetBrains Mono', 'Courier New', Courier, monospace;
  --sh-sm: 0 1px 3px rgba(15,39,72,0.08), 0 1px 2px rgba(15,39,72,0.04);
  --sh-md: 0 4px 16px rgba(15,39,72,0.10), 0 2px 6px rgba(15,39,72,0.06);
  --sh-lg: 0 12px 40px rgba(15,39,72,0.16);
  --sidebar-w: 236px;
  --topbar-h:  60px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-b); background: var(--surface); color: var(--text-1);
       font-size: 14px; line-height: 1.5; -webkit-font-smoothing: antialiased; }
a { text-decoration: none; color: inherit; }
button { font-family: var(--font-b); cursor: pointer; }
input, textarea, select { font-family: var(--font-b); }

/* ── 滚动条 ── */
::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 99px; }

/* ── 布局骨架 ── */
.layout { display: flex; min-height: 100vh; }
.main-wrapper { margin-left: var(--sidebar-w); flex: 1; min-width: 0; }
.main-content { padding: calc(var(--topbar-h) + 24px) 28px 40px; max-width: 1440px; }

/* ── 侧边栏 ── */
.sidebar {
  position: fixed; left: 0; top: 0; bottom: 0; width: var(--sidebar-w);
  background: linear-gradient(175deg, var(--navy-950) 0%, var(--navy-900) 55%, var(--navy-800) 100%);
  border-right: 1px solid rgba(255,255,255,0.05);
  display: flex; flex-direction: column; z-index: 200;
  overflow: hidden;
}
.sidebar::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse 120% 80% at 80% 0%, rgba(29,78,216,0.15) 0%, transparent 60%);
}
.sidebar-logo {
  display: flex; align-items: center; gap: 11px;
  padding: 18px 18px 14px; border-bottom: 1px solid rgba(255,255,255,0.06); flex-shrink: 0;
}
.logo-icon {
  width: 34px; height: 34px; border-radius: 8px;
  background: rgba(245,158,11,0.12); border: 1px solid rgba(245,158,11,0.28);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.logo-title { display: block; font-family: var(--font-d); font-size: 14px;
               font-weight: 600; letter-spacing: 0.06em; color: #fff; }
.logo-sub { display: block; font-size: 10px; color: rgba(255,255,255,0.35);
             letter-spacing: 0.07em; margin-top: 1px; }
.sidebar-user {
  display: flex; align-items: center; gap: 9px;
  padding: 11px 16px; border-bottom: 1px solid rgba(255,255,255,0.05); flex-shrink: 0;
}
.user-av {
  width: 30px; height: 30px; border-radius: 50%; flex-shrink: 0;
  background: linear-gradient(135deg, var(--blue-700), var(--blue-400));
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 600; color: #fff; letter-spacing: 0.03em;
}
.user-nm { display: block; font-size: 12.5px; font-weight: 500; color: rgba(255,255,255,0.88); }
.user-rl { display: block; font-size: 10px; color: rgba(255,255,255,0.38); margin-top: 1px; }
.sidebar-nav { flex: 1; padding: 8px 10px; overflow-y: auto; }
.nav-group { font-size: 9.5px; letter-spacing: 0.12em; text-transform: uppercase;
              color: rgba(255,255,255,0.22); font-weight: 500; padding: 14px 8px 5px; }
.nav-item {
  display: flex; align-items: center; gap: 9px; padding: 8px 9px;
  border-radius: 7px; color: rgba(255,255,255,0.52); font-size: 13px;
  transition: all 0.14s; margin-bottom: 1px; position: relative; border: 1px solid transparent;
}
.nav-item:hover { background: rgba(255,255,255,0.07); color: rgba(255,255,255,0.88); }
.nav-item.active {
  background: rgba(29,78,216,0.22); color: #fff;
  border-color: rgba(29,78,216,0.4); border-left-color: var(--gold-400);
}
.nav-item.active .ni { color: var(--gold-400); }
.ni { width: 15px; height: 15px; flex-shrink: 0; }
.nav-badge {
  margin-left: auto; font-size: 10px; font-family: var(--font-m);
  background: rgba(255,255,255,0.1); color: rgba(255,255,255,0.55);
  padding: 1px 6px; border-radius: 99px; min-width: 18px; text-align: center;
}
.nav-badge.u { background: rgba(239,68,68,0.25); color: #fca5a5; }
.sidebar-footer { padding: 10px 18px; font-size: 10px; color: rgba(255,255,255,0.18);
                   border-top: 1px solid rgba(255,255,255,0.05); flex-shrink: 0; }

/* ── 顶栏 ── */
.topbar {
  position: fixed; top: 0; left: var(--sidebar-w); right: 0; height: var(--topbar-h);
  background: #fff; border-bottom: 1px solid var(--border); box-shadow: var(--sh-sm);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px; z-index: 100;
}
.breadcrumb { display: flex; align-items: center; gap: 6px; }
.bc-parent { font-size: 12.5px; color: var(--text-3); }
.bc-sep { color: var(--text-3); }
.bc-cur { font-size: 13px; font-weight: 500; color: var(--text-1); }
.topbar-right { display: flex; align-items: center; gap: 14px; }
.topbar-date { font-size: 11.5px; color: var(--text-3); font-family: var(--font-m); }
.tb-btn {
  width: 34px; height: 34px; border-radius: 8px; border: 1px solid var(--border);
  background: #fff; color: var(--text-2); display: flex; align-items: center;
  justify-content: center; cursor: pointer; position: relative; transition: all 0.14s;
}
.tb-btn:hover { background: var(--surface); color: var(--text-1); border-color: var(--border-md); }
.notif-dot {
  position: absolute; top: -3px; right: -3px;
  background: var(--status-overdue); color: #fff; font-size: 8.5px;
  font-family: var(--font-m); min-width: 15px; height: 15px; border-radius: 99px;
  display: flex; align-items: center; justify-content: center; padding: 0 3px;
  border: 2px solid #fff;
}
.notif-wrap { position: relative; }
.notif-drop {
  position: absolute; top: calc(100% + 8px); right: -4px; width: 310px;
  background: #fff; border: 1px solid var(--border); border-radius: 12px;
  box-shadow: var(--sh-lg); z-index: 999; overflow: hidden;
}
.notif-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 15px; border-bottom: 1px solid var(--border);
  font-size: 13px; font-weight: 500;
}
.btn-text { background: none; border: none; color: var(--blue-600); font-size: 12px;
             cursor: pointer; padding: 3px 6px; border-radius: 5px; transition: background 0.12s; }
.btn-text:hover { background: var(--blue-50); }
.notif-list { max-height: 300px; overflow-y: auto; }
.notif-item {
  display: flex; gap: 10px; padding: 10px 14px;
  border-bottom: 1px solid #f8fafc; transition: background 0.1s; cursor: pointer;
}
.notif-item:hover { background: var(--surface); }
.notif-item.unread { background: var(--blue-50); }
.notif-item.unread:hover { background: #dbeafe; }
.ni-icon {
  width: 30px; height: 30px; border-radius: 8px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; font-size: 14px;
}
.ni-icon.info    { background: #eff6ff; }
.ni-icon.warning { background: #fef3c7; }
.ni-icon.error   { background: #fee2e2; }
.ni-title { font-size: 12.5px; line-height: 1.4; color: var(--text-1); }
.ni-time  { font-size: 10.5px; color: var(--text-3); margin-top: 2px; font-family: var(--font-m); }
.notif-empty { text-align: center; padding: 24px; color: var(--text-3); font-size: 13px; }
.notif-foot {
  display: block; text-align: center; padding: 9px;
  font-size: 12px; color: var(--blue-600); border-top: 1px solid var(--border);
  transition: background 0.1s;
}
.notif-foot:hover { background: var(--blue-50); }
.user-av-btn {
  display: flex; align-items: center; gap: 7px; padding: 5px 10px;
  border-radius: 8px; border: 1px solid var(--border); background: #fff;
  font-size: 13px; cursor: pointer; transition: all 0.13s;
}
.user-av-btn:hover { background: var(--surface); }
.av-circle {
  width: 26px; height: 26px; border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-700), var(--blue-400));
  display: flex; align-items: center; justify-content: center;
  font-size: 10px; font-weight: 600; color: #fff;
}
.user-drop {
  position: absolute; top: calc(100% + 6px); right: 0;
  background: #fff; border: 1px solid var(--border); border-radius: 10px;
  box-shadow: var(--sh-lg); z-index: 999; min-width: 160px; overflow: hidden;
}
.user-menu-wrap { position: relative; }
.drop-item {
  display: block; padding: 9px 15px; font-size: 13px;
  color: var(--text-1); transition: background 0.1s;
}
.drop-item:hover { background: var(--surface); }
.drop-item.danger { color: var(--status-overdue); }
.drop-item.danger:hover { background: #fee2e2; }
.drop-div { height: 1px; background: var(--border); }

/* ── 通用组件 ── */
.card { background: var(--card); border-radius: 12px; border: 1px solid var(--border);
         box-shadow: var(--sh-sm); }
.card-hover { transition: box-shadow 0.18s, transform 0.18s; }
.card-hover:hover { box-shadow: var(--sh-md); transform: translateY(-2px); }

.page-title { font-family: var(--font-d); font-size: 22px; font-weight: 600;
               color: var(--text-1); letter-spacing: 0.02em; }
.page-sub { font-size: 13px; color: var(--text-3); margin-top: 3px; }

/* ── KPI 卡片 ── */
.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.kpi-card { padding: 18px 20px; display: flex; align-items: flex-start; gap: 14px; }
.kpi-card.danger { border-left: 3px solid var(--status-overdue); }
.kpi-icon { width: 42px; height: 42px; border-radius: 10px;
             display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.kpi-label { font-size: 11.5px; color: var(--text-3); margin-bottom: 4px; }
.kpi-val { font-family: var(--font-d); font-size: 30px; font-weight: 700; line-height: 1.1; }
.kpi-unit { font-size: 16px; font-weight: 400; margin-left: 2px; }
.kpi-sub { font-size: 11px; color: var(--text-3); margin-top: 5px; }
.kpi-sub strong { color: var(--text-2); }

/* ── 进度条 ── */
.prog { height: 5px; border-radius: 99px; background: #e2e8f0; overflow: hidden; margin-top: 8px; }
.prog-fill { height: 100%; border-radius: 99px;
              background: linear-gradient(90deg, var(--blue-700), var(--blue-400));
              transition: width 0.8s cubic-bezier(0.4,0,0.2,1); }
.prog-fill.green { background: linear-gradient(90deg, #059669, #34d399); }
.prog-fill.gold  { background: linear-gradient(90deg, #d97706, #fbbf24); }
.prog-fill.red   { background: linear-gradient(90deg, #dc2626, #f87171); }

/* ── Badge ── */
.badge { display: inline-flex; align-items: center; gap: 4px;
          padding: 2px 8px; border-radius: 6px;
          font-size: 11px; font-weight: 500; white-space: nowrap; }
.b-done      { background: #d1fae5; color: #065f46; }
.b-active    { background: #dbeafe; color: #1e40af; }
.b-pending   { background: #f1f5f9; color: #475569; }
.b-warning   { background: #fef3c7; color: #92400e; }
.b-overdue   { background: #fee2e2; color: #991b1b; }
.b-late-done { background: #ffedd5; color: #9a3412; }
.bdot { width: 5px; height: 5px; border-radius: 50%; background: currentColor;
         animation: pulse 2s infinite; }
@keyframes pulse { 0%,100%{opacity:1}50%{opacity:.4} }

/* ── 按钮 ── */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 7px 16px;
        border-radius: 8px; font-size: 13px; font-weight: 500; cursor: pointer;
        transition: all 0.15s; border: none; }
.btn-primary { background: var(--blue-700); color: #fff; }
.btn-primary:hover { background: #1e40af; }
.btn-primary:disabled { opacity: 0.4; cursor: not-allowed; }
.btn-secondary { background: #fff; color: var(--text-2); border: 1px solid var(--border-md); }
.btn-secondary:hover { background: var(--surface); }
.btn-danger { background: #fee2e2; color: #991b1b; }
.btn-danger:hover { background: #fecaca; }
.btn-sm { padding: 4px 10px; font-size: 11.5px; border-radius: 6px; }
.btn-icon { width: 30px; height: 30px; padding: 0; border-radius: 7px;
             border: 1px solid var(--border); background: #fff; color: var(--text-2);
             display: inline-flex; align-items: center; justify-content: center;
             cursor: pointer; transition: all 0.13s; }
.btn-icon:hover { background: var(--surface); color: var(--blue-600); }

/* ── 表格 ── */
.table-wrap { overflow-x: auto; }
.tbl { width: 100%; border-collapse: collapse; }
.tbl th { padding: 9px 14px; text-align: left; font-size: 11px; font-weight: 600;
           letter-spacing: 0.05em; text-transform: uppercase; color: var(--text-3);
           background: #f8fafc; border-bottom: 1px solid var(--border); white-space: nowrap; }
.tbl td { padding: 10px 14px; border-bottom: 1px solid #f1f5f9;
           font-size: 13px; vertical-align: middle; }
.tbl tr:hover td { background: #f8fafc; }
.tbl .cat-row td { background: #f8fafc; font-weight: 600; cursor: pointer; }
.tbl .cat-row:hover td { background: #f1f5f9; }
.tbl .ov-row td { background: #fff5f5; }
.tbl .ov-row:hover td { background: #fee2e2; }

/* ── 表单 ── */
.form-group { margin-bottom: 16px; }
.form-label { display: block; font-size: 12px; font-weight: 500;
               color: var(--text-2); margin-bottom: 6px; }
.form-label .req { color: var(--status-overdue); margin-left: 2px; }
.form-input, .form-select, .form-textarea {
  width: 100%; padding: 8px 12px; border-radius: 8px;
  border: 1px solid var(--border-md); font-family: var(--font-b);
  font-size: 13px; color: var(--text-1); outline: none;
  transition: border-color 0.15s, box-shadow 0.15s; background: #fff;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--blue-500); box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}
.form-textarea { resize: vertical; min-height: 70px; }

/* ── 模态框 ── */
.modal-ov {
  position: fixed; inset: 0; z-index: 1000;
  background: rgba(15,23,42,0.55); backdrop-filter: blur(3px);
  display: flex; align-items: center; justify-content: center;
}
.modal {
  background: #fff; border-radius: 14px; width: 480px;
  max-width: calc(100vw - 32px); box-shadow: var(--sh-lg); overflow: hidden;
  animation: modal-in 0.18s ease;
}
.modal-lg { width: 640px; }
@keyframes modal-in { from { opacity: 0; transform: scale(0.95) translateY(-8px); }
                       to { opacity: 1; transform: none; } }
.modal-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 22px; border-bottom: 1px solid var(--border);
}
.modal-head-l { display: flex; align-items: center; gap: 11px; }
.m-icon { width: 36px; height: 36px; border-radius: 9px;
           display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.m-icon.warning { background: #fef3c7; color: #d97706; }
.m-icon.info    { background: var(--blue-50); color: var(--blue-600); }
.m-icon.danger  { background: #fee2e2; color: #dc2626; }
.m-icon.success { background: #d1fae5; color: #059669; }
.modal-title { font-size: 14px; font-weight: 600; }
.modal-sub { font-size: 11.5px; color: var(--text-3); margin-top: 1px; }
.modal-close {
  width: 26px; height: 26px; border-radius: 6px; border: none; background: none;
  cursor: pointer; color: var(--text-3); font-size: 16px; line-height: 1;
  display: flex; align-items: center; justify-content: center; transition: all 0.12s;
}
.modal-close:hover { background: var(--surface); color: var(--text-1); }
.modal-body { padding: 18px 22px; display: flex; flex-direction: column; gap: 14px; }
.modal-foot {
  padding: 14px 22px; border-top: 1px solid var(--border);
  display: flex; justify-content: flex-end; gap: 9px;
}
.info-strip {
  display: flex; gap: 20px; padding: 11px 15px;
  background: var(--surface); border-radius: 8px; border: 1px solid var(--border);
  flex-wrap: wrap;
}
.is-item label { display: block; font-size: 10.5px; color: var(--text-3); margin-bottom: 3px; }
.is-item span { font-size: 12.5px; font-weight: 500; }

/* ── 筛选栏 ── */
.filter-bar {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.filter-select {
  padding: 6px 10px; border-radius: 8px; border: 1px solid var(--border-md);
  background: #fff; font-size: 12.5px; color: var(--text-2); outline: none; cursor: pointer;
}

/* ── 状态色标 ── */
.s-done      { color: var(--status-done); }
.s-overdue   { color: var(--status-overdue); }
.s-warning   { color: var(--status-warning); }
.s-active    { color: var(--status-active); }
.s-pending   { color: var(--status-pending); }

/* ── 甘特图 ── */
.gantt-wrap { overflow-x: auto; padding-bottom: 8px; }
.gantt-header { display: flex; border-bottom: 1px solid var(--border);
                 background: #f8fafc; font-size: 11px; font-family: var(--font-m); }
.gantt-label-col { width: 260px; flex-shrink: 0; padding: 7px 14px;
                    font-weight: 600; color: var(--text-3); border-right: 1px solid var(--border); }
.gantt-months { display: flex; flex: 1; }
.gantt-month { flex: 1; min-width: 60px; padding: 7px 4px; text-align: center;
                color: var(--text-3); border-right: 1px solid #f0f4f8; font-size: 10.5px; }
.gantt-row { display: flex; align-items: center; border-bottom: 1px solid #f8fafc; min-height: 32px; }
.gantt-row:hover { background: #f8fafc; }
.gantt-row-label { width: 260px; flex-shrink: 0; padding: 5px 14px;
                    font-size: 12.5px; border-right: 1px solid var(--border);
                    white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.gantt-bar-area { flex: 1; position: relative; height: 32px; }
.gantt-bar {
  position: absolute; height: 16px; top: 50%; transform: translateY(-50%);
  border-radius: 4px; min-width: 4px; opacity: 0.85;
  transition: opacity 0.15s;
}
.gantt-bar:hover { opacity: 1; }
.gantt-bar.done      { background: var(--status-done); }
.gantt-bar.active    { background: var(--blue-500); }
.gantt-bar.pending   { background: var(--text-3); }
.gantt-bar.delayed   { background: var(--status-overdue); }
.gantt-bar.late-done { background: var(--status-late-done); }
.gantt-today { position: absolute; top: 0; bottom: 0; width: 1px;
                background: var(--status-overdue); opacity: 0.6; pointer-events: none; }

/* ── 空状态 ── */
.empty-state { text-align: center; padding: 48px 24px; color: var(--text-3); }
.empty-state svg { margin: 0 auto 12px; opacity: 0.35; }
.empty-state p { font-size: 13px; }

/* ── 分隔线 ── */
.divider { height: 1px; background: var(--border); }

/* ── 加载动画 ── */
.spinner {
  width: 20px; height: 20px; border: 2px solid var(--border);
  border-top-color: var(--blue-600); border-radius: 50%;
  animation: spin 0.6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── 工具类 ── */
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }
.mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; }
.p-4 { padding: 16px; }
.p-5 { padding: 20px; }
.p-6 { padding: 24px; }
.text-sm  { font-size: 12px; }
.text-xs  { font-size: 11px; }
.text-lg  { font-size: 16px; }
.text-xl  { font-size: 18px; }
.text-2  { color: var(--text-2); }
.text-3  { color: var(--text-3); }
.font-m  { font-family: var(--font-m); }
.font-d  { font-family: var(--font-d); }
.fw-500  { font-weight: 500; }
.fw-600  { font-weight: 600; }
.w-full  { width: 100%; }
.grid-2  { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3  { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.truncate { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rounded { border-radius: 8px; }
.rounded-lg { border-radius: 12px; }
.shadow { box-shadow: var(--sh-sm); }
.bg-white { background: #fff; }
.border { border: 1px solid var(--border); }

/* ── 特殊组件 ── */
.section-title { font-size: 13.5px; font-weight: 600; color: var(--text-1); margin-bottom: 12px;
                  display: flex; align-items: center; gap: 8px; }
.section-title .count { font-size: 11px; background: var(--surface);
                          color: var(--text-3); padding: 1px 7px; border-radius: 99px;
                          font-weight: 400; font-family: var(--font-m); }

.warning-group { margin-bottom: 24px; }
.warning-group-header {
  display: flex; align-items: center; gap: 8px; margin-bottom: 10px;
  font-size: 12.5px; font-weight: 600;
}
.wg-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }

.overdue-days { font-family: var(--font-m); font-size: 12px; font-weight: 600;
                 color: var(--status-overdue); }
.overdue-days.none { color: var(--text-3); font-weight: 400; }

.assignee-tag {
  display: inline-block; padding: 2px 8px;
  background: #eff6ff; color: var(--blue-700);
  border-radius: 99px; font-size: 11px;
}

/* ── 登录页 ── */
.login-page {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(145deg, var(--navy-950) 0%, var(--navy-900) 50%, var(--navy-800) 100%);
  position: relative; overflow: hidden;
}
.login-page::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 80% 60% at 30% 40%, rgba(29,78,216,0.2) 0%, transparent 60%),
              radial-gradient(ellipse 60% 40% at 70% 60%, rgba(245,158,11,0.08) 0%, transparent 50%);
}
.login-card {
  position: relative; z-index: 1; background: rgba(255,255,255,0.97);
  border-radius: 20px; padding: 40px; width: 400px; box-shadow: var(--sh-lg);
}
.login-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 28px; }
.login-logo-icon {
  width: 44px; height: 44px; border-radius: 12px;
  background: var(--navy-900); display: flex; align-items: center; justify-content: center;
}
.login-logo-title { font-family: var(--font-d); font-size: 18px; font-weight: 700;
                     letter-spacing: 0.06em; color: var(--text-1); }
.login-logo-sub { font-size: 11px; color: var(--text-3); margin-top: 2px; }
.login-title { font-size: 22px; font-weight: 600; color: var(--text-1); margin-bottom: 6px; }
.login-desc { font-size: 13px; color: var(--text-3); margin-bottom: 24px; }
.login-error { background: #fee2e2; color: #991b1b; padding: 9px 13px; border-radius: 8px;
                font-size: 12.5px; margin-bottom: 14px; }
.demo-accounts { margin-top: 20px; }
.demo-title { font-size: 11px; color: var(--text-3); margin-bottom: 8px;
               font-weight: 500; text-transform: uppercase; letter-spacing: 0.07em; }
.demo-btns { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; }
.demo-btn {
  padding: 7px 10px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--surface); cursor: pointer; text-align: left; transition: all 0.13s;
}
.demo-btn:hover { background: var(--blue-50); border-color: var(--blue-500); }
.demo-btn .db-role { font-size: 10px; color: var(--text-3); }
.demo-btn .db-user { font-size: 12px; font-weight: 500; color: var(--text-1); margin-top: 1px; }

/* ── 驾驶舱 ── */
.dash-grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 20px; margin-top: 20px;
}
.dash-left { display: flex; flex-direction: column; gap: 20px; }
.dash-right { display: flex; flex-direction: column; gap: 20px; }

/* ── 项目卡片 ── */
.proj-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
.proj-card { padding: 20px; cursor: pointer; }
.proj-card:hover { box-shadow: var(--sh-md); transform: translateY(-2px); }
.proj-name { font-size: 15px; font-weight: 600; color: var(--text-1); margin-bottom: 8px; }
.proj-meta { font-size: 11.5px; color: var(--text-3); margin-bottom: 12px;
              display: flex; gap: 14px; }
.proj-stats { display: flex; gap: 12px; margin-top: 12px; }
.proj-stat { flex: 1; text-align: center; padding: 8px; background: var(--surface);
              border-radius: 8px; }
.proj-stat-val { font-family: var(--font-d); font-size: 20px; font-weight: 700; }
.proj-stat-lbl { font-size: 10px; color: var(--text-3); margin-top: 2px; }

/* ── Tab ── */
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--border); margin-bottom: 20px; }
.tab-btn {
  padding: 9px 18px; font-size: 13px; background: none; border: none;
  cursor: pointer; color: var(--text-3); border-bottom: 2px solid transparent;
  margin-bottom: -1px; transition: all 0.13s;
}
.tab-btn.active { color: var(--blue-700); border-bottom-color: var(--blue-700); font-weight: 500; }
.tab-btn:hover { color: var(--text-1); }

/* ── 审批 ── */
.approval-card { padding: 16px 20px; margin-bottom: 10px; cursor: default; }
.approval-card:hover { box-shadow: var(--sh-sm); }
.approval-actions { display: flex; gap: 8px; margin-top: 12px; }