:root {
  color-scheme: dark;
  --font-ui: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-display: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-mono: "JetBrains Mono", Consolas, "Courier New", monospace;
  --bg: #0b0b0d;
  --bg-elevated: #131316;
  --bg-panel: #18181d;
  --bg-muted: #222228;
  --bg-soft: #15151b;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.14);
  --text: #f3f2ed;
  --text-soft: #a6a39b;
  --text-faint: #76736c;
  --accent: #ff8a00;
  --accent-ink: #1c1304;
  --success-bg: #1a261d;
  --success-text: #8ff0a8;
  --warning-bg: #342110;
  --warning-text: #ffb261;
  --info-bg: #1c2031;
  --info-text: #c3d0ff;
  --danger-bg: #331919;
  --danger-text: #ff9d9d;
  --shadow-lg: 0 28px 80px rgba(0, 0, 0, 0.42);
  --shadow-md: 0 16px 40px rgba(0, 0, 0, 0.22);
  --radius-shell: 26px;
  --radius-card: 20px;
}

body[data-theme="light"] {
  color-scheme: light;
  --bg: #efefea;
  --bg-elevated: #fcfbf7;
  --bg-panel: #ffffff;
  --bg-muted: #ece8df;
  --bg-soft: #f5f2eb;
  --line: rgba(16, 16, 16, 0.08);
  --line-strong: rgba(16, 16, 16, 0.12);
  --text: #151412;
  --text-soft: #645f58;
  --text-faint: #8b857d;
  --accent: #ff8a00;
  --accent-ink: #1c1304;
  --success-bg: #e7f5ea;
  --success-text: #0d6b28;
  --warning-bg: #fff0de;
  --warning-text: #a85600;
  --info-bg: #e8eefc;
  --info-text: #1e3b8a;
  --danger-bg: #fde8e8;
  --danger-text: #b42318;
  --shadow-lg: 0 28px 80px rgba(29, 20, 8, 0.12);
  --shadow-md: 0 14px 34px rgba(29, 20, 8, 0.08);
}

* { box-sizing: border-box; }
html, body { min-height: 100%; }

body {
  margin: 0;
  font-family: var(--font-ui);
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 138, 0, 0.14), transparent 28%),
    radial-gradient(circle at bottom right, rgba(255, 138, 0, 0.08), transparent 22%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.015), rgba(255, 255, 255, 0)),
    var(--bg);
}

button, input, select {
  font: inherit;
}

.page {
  min-height: 100vh;
  padding: 24px;
}

.shell {
  width: min(1600px, 100%);
  min-height: calc(100vh - 48px);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 284px minmax(0, 1fr);
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0)) , var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius-shell);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.sidebar {
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg, rgba(255,255,255,0.02), transparent 18%), #141418;
  border-right: 1px solid var(--line);
}

body[data-theme="light"] .sidebar {
  background: linear-gradient(180deg, rgba(255,255,255,0.65), rgba(255,255,255,0.25)), #ece8e1;
}

.brand {
  padding: 24px 24px 20px;
  border-bottom: 1px solid var(--line);
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-mark {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #ffb867, #ff8a00 42%, #6a3300 100%);
  box-shadow: 0 0 0 4px rgba(255, 138, 0, 0.12);
}

.brand-name {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.12em;
  font-weight: 700;
  color: var(--accent);
}

.nav {
  padding: 18px 16px 0;
}

.nav-label {
  padding: 0 12px 12px;
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
}

.nav-item {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  background: transparent;
  color: var(--text-soft);
  border: 0;
  border-radius: 999px;
  text-align: left;
  cursor: pointer;
  transition: background .18s ease, color .18s ease, transform .18s ease;
}

.nav-item + .nav-item {
  margin-top: 8px;
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

body[data-theme="light"] .nav-item:hover {
  background: rgba(16, 16, 16, 0.05);
}

.nav-item.active {
  background: var(--bg-muted);
  color: var(--text);
}

.nav-icon {
  width: 18px;
  height: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: currentColor;
  flex: 0 0 auto;
}

.nav-icon svg {
  width: 18px;
  height: 18px;
}

.sidebar-foot {
  margin-top: auto;
  padding: 20px 24px 24px;
  border-top: 1px solid var(--line);
}

.sidebar-aux {
  display: flex;
  gap: 10px;
  margin-top: 12px;
}

.aux-btn {
  flex: 1;
  height: 30px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text-faint);
  font-size: 12px;
  cursor: pointer;
}

.admin-chip {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.admin-chip strong {
  font-size: 13px;
  font-weight: 700;
}

.admin-chip span {
  color: var(--text-faint);
  font-size: 12px;
}

.main {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 26px 30px 28px;
  min-width: 0;
}

.topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.hero {
  min-width: 0;
  flex: 1;
}

.eyebrow {
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--accent);
}

.hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(32px, 3vw, 44px);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.hero p {
  margin: 10px 0 0;
  color: var(--text-soft);
  font-size: 15px;
  line-height: 1.55;
  max-width: 720px;
}

.toolbar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.btn,
.btn-ghost,
.btn-accent {
  height: 40px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .16s ease, box-shadow .16s ease, background .16s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn:hover,
.btn-ghost:hover,
.btn-accent:hover {
  transform: translateY(-1px);
}

.btn {
  background: var(--bg-muted);
  color: var(--text);
  border-color: var(--line);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--line);
}

.btn-accent {
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: 0 10px 24px rgba(255, 138, 0, 0.28);
  font-weight: 700;
}

.badge-btn {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  border-color: var(--line);
  pointer-events: none;
}

body[data-theme="light"] .badge-btn {
  background: rgba(16, 16, 16, 0.05);
}

.btn-icon {
  width: 16px;
  height: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
}

.btn-icon svg {
  width: 16px;
  height: 16px;
}

.btn-icon-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(255, 138, 0, 0.14);
}

.status-banner {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  background: linear-gradient(90deg, rgba(74, 67, 110, 0.38), rgba(34, 34, 42, 0.45));
  border: 1px solid var(--line);
}

body[data-theme="light"] .status-banner {
  background: linear-gradient(90deg, rgba(230, 235, 255, 0.95), rgba(246, 244, 239, 0.95));
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
}

body[data-theme="light"] .status-pill {
  background: rgba(16, 16, 16, 0.05);
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(255, 138, 0, 0.14);
}

.status-banner p {
  margin: 0;
  font-size: 14px;
  color: var(--text-soft);
  line-height: 1.45;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.metric-card,
.surface,
.side-card {
  background: var(--bg-panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-md);
}

.metric-card {
  min-height: 154px;
  padding: 20px 22px 20px;
}

.metric-card h3 {
  margin: 0 0 30px;
  color: var(--text-soft);
  font-size: 14px;
  font-weight: 500;
}

.metric-value {
  font-size: 36px;
  line-height: 1;
  letter-spacing: -0.04em;
}

.metric-tag {
  display: inline-flex;
  align-items: center;
  margin-top: 14px;
  padding: 5px 9px;
  border-radius: 999px;
  font-size: 11px;
  font-family: var(--font-mono);
  font-weight: 700;
}

.metric-tag.success {
  background: var(--success-bg);
  color: var(--success-text);
}

.metric-tag.warning {
  background: var(--warning-bg);
  color: var(--warning-text);
}

.content-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 332px;
  gap: 16px;
  min-height: 0;
  flex: 1;
}

.surface {
  border-radius: var(--radius-card);
  overflow: hidden;
}

.surface-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 24px;
  border-bottom: 1px solid var(--line);
}

.surface-head h2 {
  margin: 0;
  font-size: 24px;
  letter-spacing: -0.03em;
}

.surface-head p {
  margin: 6px 0 0;
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.5;
}

.segmented {
  display: inline-flex;
  gap: 6px;
  padding: 4px;
  border-radius: 999px;
  background: var(--bg-muted);
  border: 1px solid var(--line);
}

.segmented button {
  height: 34px;
  padding: 0 14px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--text-soft);
  cursor: pointer;
}

.segmented button.active {
  background: var(--bg-panel);
  color: var(--text);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.14);
}

.table-wrap {
  padding: 14px 18px 18px;
}

.table-head,
.table-row {
  display: grid;
  grid-template-columns: minmax(220px, 1.8fr) 110px 150px 170px minmax(180px, 1.2fr);
  gap: 12px;
  align-items: center;
}

.table-head {
  min-height: 44px;
  padding: 10px 14px;
  border-radius: 12px;
  background: var(--bg-muted);
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.table-row {
  min-height: 64px;
  padding: 14px 12px;
  border-bottom: 1px solid var(--line);
}

.table-row:last-child {
  border-bottom: 0;
}

.table-cell {
  min-width: 0;
  font-size: 14px;
  line-height: 1.4;
}

.mono {
  font-family: var(--font-mono);
}

.strong {
  color: var(--text);
  font-weight: 600;
}

.muted {
  color: var(--text-soft);
}

.warn {
  color: var(--warning-text);
}

.ok {
  color: var(--success-text);
}

.stack {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.side-card {
  border-radius: var(--radius-card);
  padding: 20px;
  min-height: 246px;
}

.side-card h3 {
  margin: 0;
  font-size: 21px;
  letter-spacing: -0.02em;
}

.icon-title {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.title-icon {
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex: 0 0 auto;
}

.title-icon svg {
  width: 22px;
  height: 22px;
}

.side-card p {
  margin: 8px 0 0;
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.55;
}

.action-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 18px;
}

.hidden-panel {
  display: none;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field label {
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
}

.field input,
.field select {
  width: 100%;
  min-width: 0;
  height: 42px;
  padding: 0 14px;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  background: var(--bg-soft);
  color: var(--text);
  outline: none;
}

.field input:focus,
.field select:focus {
  border-color: rgba(255, 138, 0, 0.7);
  box-shadow: 0 0 0 4px rgba(255, 138, 0, 0.12);
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.risk-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 18px;
}

.risk-item {
  padding: 14px 14px 14px 16px;
  border-radius: 16px;
  background: var(--warning-bg);
  color: var(--warning-text);
  border: 1px solid rgba(255, 138, 0, 0.12);
}

.risk-item strong {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
}

.risk-item p {
  margin: 0;
  color: inherit;
  font-size: 13px;
}

.toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  min-width: 220px;
  max-width: 420px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: var(--bg-panel);
  box-shadow: var(--shadow-md);
  transform: translateY(14px);
  opacity: 0;
  pointer-events: none;
  transition: opacity .18s ease, transform .18s ease;
  z-index: 30;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

.login-overlay {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(7, 7, 9, 0.6);
  backdrop-filter: blur(18px);
  z-index: 40;
}

body[data-theme="light"] .login-overlay {
  background: rgba(241, 237, 230, 0.64);
}

.login-overlay.visible {
  display: flex;
}

.login-card {
  width: min(520px, 100%);
  padding: 26px;
  border-radius: 26px;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-lg);
}

.login-card h2 {
  margin: 0;
  font-size: 32px;
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.login-card p {
  margin: 10px 0 0;
  color: var(--text-soft);
  line-height: 1.55;
}

.login-actions {
  display: flex;
  gap: 12px;
  margin-top: 18px;
}

.login-actions .btn-accent,
.login-actions .btn {
  flex: 1;
}

.status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 18px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  color: var(--text-soft);
  font-size: 12px;
}

@media (max-width: 1180px) {
  .shell {
    grid-template-columns: 1fr;
  }

  .content-grid,
  .metrics {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .page {
    padding: 12px;
  }

  .shell {
    min-height: calc(100vh - 24px);
    border-radius: 22px;
  }

  .main {
    padding: 20px 18px 22px;
  }

  .topbar {
    flex-direction: column;
  }

  .toolbar {
    width: 100%;
    justify-content: stretch;
  }

  .toolbar button {
    flex: 1;
  }

  .table-head,
  .table-row {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .table-head {
    display: none;
  }

  .table-row {
    padding: 16px 10px;
  }

  .table-cell::before {
    content: attr(data-label);
    display: block;
    margin-bottom: 4px;
    color: var(--text-faint);
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
  }

  .two-col {
    grid-template-columns: 1fr;
  }
}