:root {
  --bg: #eef3f7;
  --bg-soft: #f7fafc;
  --surface: #ffffff;
  --surface-tint: #f2f7f9;
  --ink: #182532;
  --ink-secondary: #526171;
  --ink-muted: #8793a0;
  --line: #d9e2ea;
  --line-strong: #c4d2dc;
  --nav: #102235;
  --nav-elevated: #172d42;
  --nav-ink: #eef7fb;
  --nav-muted: #98adbd;
  --accent: #0f8b8d;
  --accent-strong: #0a6668;
  --accent-soft: #dff3f2;
  --success: #1f8a5b;
  --success-soft: #e4f5eb;
  --warning: #b7791f;
  --warning-soft: #fff2d8;
  --danger: #c24137;
  --danger-strong: #a8322a;
  --danger-soft: #fde8e6;
  --info: #2866a8;
  --info-soft: #e5f0fb;
  --radius-lg: 24px;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-sm: 0 8px 20px rgba(16, 34, 53, 0.08);
  --shadow: 0 18px 42px rgba(16, 34, 53, 0.12);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at 18% 0%, rgba(15, 139, 141, 0.12), transparent 28rem),
    linear-gradient(135deg, #eef3f7 0%, #f7fafc 52%, #eaf1f4 100%);
  font-family: "MiSans", "HarmonyOS Sans SC", "Source Han Sans SC", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

.app-body {
  overflow-x: hidden;
}

.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 50;
  width: 268px;
  padding: 24px 18px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), transparent 24rem),
    var(--nav);
  color: var(--nav-ink);
  border-right: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 12px 0 30px rgba(16, 34, 53, 0.18);
  display: flex;
  flex-direction: column;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 4px 8px 22px;
  text-decoration: none;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  flex: 0 0 auto;
  color: #ffffff;
  background: linear-gradient(135deg, #0f8b8d, #f2994a);
  border-radius: 15px;
  font-weight: 900;
  font-size: 13px;
  letter-spacing: 0.08em;
  box-shadow: 0 12px 28px rgba(15, 139, 141, 0.28);
}

.brand-copy {
  display: grid;
  gap: 2px;
}

.brand-copy strong {
  font-size: 17px;
  line-height: 1.2;
  letter-spacing: 0.01em;
}

.brand-copy small {
  color: var(--nav-muted);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.main-nav {
  display: grid;
  gap: 6px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.main-nav a {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 11px 12px;
  color: var(--nav-muted);
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: 14px;
  font-weight: 650;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease, transform 0.18s ease;
}

.main-nav a:hover {
  color: var(--nav-ink);
  background: rgba(255, 255, 255, 0.07);
}

.main-nav a.active,
.main-nav a[aria-current="page"] {
  color: #ffffff;
  background: rgba(15, 139, 141, 0.22);
  border-color: rgba(119, 216, 207, 0.24);
  transform: translateX(2px);
}

.nav-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.08);
  color: inherit;
  font-size: 12px;
  font-weight: 800;
}

.sidebar-footer {
  display: grid;
  gap: 12px;
  margin-top: auto;
  padding-top: 18px;
}

.session-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px;
  background: var(--nav-elevated);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
}

.session-card span:not(.status-dot) {
  display: block;
  color: var(--nav-muted);
  font-size: 12px;
}

.session-card strong {
  display: block;
  margin-top: 1px;
  font-size: 13px;
}

.logout-form {
  margin: 0;
}

.menu-toggle {
  display: none;
  position: fixed;
  top: 16px;
  left: 16px;
  z-index: 70;
  width: 44px;
  height: 44px;
  padding: 11px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  margin: 4px 0;
  background: var(--ink);
  border-radius: 999px;
}

.overlay {
  position: fixed;
  inset: 0;
  z-index: 45;
  background: rgba(16, 34, 53, 0.48);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.overlay.show {
  opacity: 1;
}

.content {
  width: min(100% - 268px, 1460px);
  margin-left: 268px;
  padding: 26px 34px 44px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 52px;
  margin-bottom: 24px;
}

.status-strip {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 30px;
  padding: 6px 11px;
  color: var(--success);
  background: var(--success-soft);
  border: 1px solid rgba(31, 138, 91, 0.16);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 750;
}

.status-pill.muted {
  color: var(--ink-secondary);
  background: rgba(255, 255, 255, 0.68);
  border-color: var(--line);
}

.status-dot {
  width: 8px;
  height: 8px;
  flex: 0 0 auto;
  background: var(--success);
  border-radius: 999px;
  box-shadow: 0 0 0 4px rgba(31, 138, 91, 0.13);
}

.topbar-user {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink-secondary);
}

.topbar-user span {
  font-size: 12px;
}

.topbar-user strong {
  color: var(--ink);
  font-size: 13px;
}

.page-hero {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 22px;
  padding: 28px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0.72)),
    radial-gradient(circle at 100% 0%, rgba(242, 153, 74, 0.2), transparent 18rem);
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.page-kicker {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--accent-strong);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 8px;
  color: var(--ink);
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.1;
  letter-spacing: -0.04em;
}

h2 {
  margin-bottom: 5px;
  color: var(--ink);
  font-size: 18px;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

h3 {
  margin-bottom: 6px;
  color: var(--ink);
  font-size: 16px;
}

.page-hero p,
.panel-title p,
.empty-state p,
.login-brand p,
.login-card p {
  margin-bottom: 0;
  color: var(--ink-secondary);
}

.page-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 22px;
}

.stat-card {
  position: relative;
  overflow: hidden;
  min-height: 150px;
  padding: 22px;
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.stat-card::after {
  content: "";
  position: absolute;
  right: -24px;
  top: -24px;
  width: 90px;
  height: 90px;
  background: var(--accent-soft);
  border-radius: 999px;
}

.stat-card span {
  display: block;
  position: relative;
  z-index: 1;
  color: var(--ink-secondary);
  font-size: 13px;
  font-weight: 750;
}

.stat-card strong {
  display: block;
  position: relative;
  z-index: 1;
  margin: 8px 0 6px;
  color: var(--ink);
  font-size: 38px;
  line-height: 1;
  letter-spacing: -0.05em;
}

.stat-card small {
  position: relative;
  z-index: 1;
  color: var(--ink-muted);
  font-size: 12px;
}

.panel {
  margin-bottom: 22px;
  padding: 24px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.82);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.panel-title {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.panel-link {
  color: var(--accent-strong);
  font-size: 13px;
  font-weight: 750;
  text-decoration: none;
}

.panel-link:hover {
  text-decoration: underline;
}

.flow-steps {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-wrap: wrap;
}

.flow-step {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 10px 14px;
  background: var(--surface-tint);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink-secondary);
  font-weight: 750;
  white-space: nowrap;
}

.step-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  color: #ffffff;
  background: var(--accent);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 850;
}

.flow-arrow {
  color: var(--ink-muted);
  font-weight: 800;
}

.notice {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 22px;
  padding: 18px 20px;
  background: linear-gradient(135deg, var(--warning-soft), #fffaf0);
  border: 1px solid rgba(183, 121, 31, 0.2);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.notice strong {
  display: block;
  margin-bottom: 3px;
  color: var(--warning);
  font-size: 15px;
}

.notice p {
  margin: 0;
  color: var(--ink-secondary);
}

.key-reveal {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: min(520px, 100%);
}

.key-reveal code {
  flex: 1;
  min-width: 0;
  padding: 10px 12px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(183, 121, 31, 0.2);
}

.form-grid {
  display: grid;
  gap: 16px;
  align-items: end;
}

.form-grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.form-grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.form-actions {
  display: flex;
  justify-content: flex-start;
  grid-column: 1 / -1;
}

label {
  display: grid;
  gap: 7px;
  color: var(--ink-secondary);
  font-size: 13px;
  font-weight: 750;
}

input,
select,
textarea {
  width: 100%;
  min-height: 42px;
  color: var(--ink);
  background: #ffffff;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  padding: 10px 12px;
  font: inherit;
  outline: none;
  transition: border-color 0.16s ease, box-shadow 0.16s ease, background 0.16s ease;
}

input::placeholder,
textarea::placeholder {
  color: #a7b2bd;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(15, 139, 141, 0.14);
}

input:disabled,
select:disabled,
button:disabled {
  cursor: not-allowed;
  opacity: 0.56;
}

select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--ink-muted) 50%), linear-gradient(135deg, var(--ink-muted) 50%, transparent 50%);
  background-position: calc(100% - 18px) 18px, calc(100% - 13px) 18px;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 36px;
}

button,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 40px;
  width: auto;
  padding: 10px 16px;
  border: 1px solid transparent;
  border-radius: 12px;
  font: inherit;
  font-size: 13px;
  font-weight: 850;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.16s ease, border-color 0.16s ease, color 0.16s ease, transform 0.16s ease, box-shadow 0.16s ease;
}

button[type="submit"]:not(.btn):not(.danger),
.btn-primary {
  color: #ffffff;
  background: var(--accent);
  border-color: var(--accent);
}

button[type="submit"]:not(.btn):not(.danger):hover,
.btn-primary:hover {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
  box-shadow: 0 12px 22px rgba(15, 139, 141, 0.22);
  transform: translateY(-1px);
}

.btn-secondary {
  color: var(--accent-strong);
  background: var(--accent-soft);
  border-color: rgba(15, 139, 141, 0.18);
}

.btn-secondary:hover {
  background: #d1edeb;
}

.btn-ghost {
  color: var(--nav-ink);
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.12);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.14);
}

.btn-block {
  width: 100%;
}

button.danger {
  color: var(--danger);
  background: var(--danger-soft);
  border-color: rgba(194, 65, 55, 0.2);
}

button.danger:hover {
  color: #ffffff;
  background: var(--danger);
  border-color: var(--danger);
}

button.compact {
  min-height: 32px;
  padding: 6px 11px;
  font-size: 12px;
}

.btn-copy {
  min-height: 36px;
  padding: 8px 12px;
  color: var(--warning);
  background: #ffffff;
  border: 1px solid rgba(183, 121, 31, 0.24);
}

.btn-copy:hover,
.btn-copy.copied {
  color: #ffffff;
  background: var(--warning);
}

.inline-form {
  display: inline-flex;
  margin: 0;
}

.form-hint {
  margin: 14px 0 0;
  color: var(--ink-secondary);
  font-size: 13px;
}

.form-hint.warning {
  color: var(--warning);
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  min-width: 760px;
  border-collapse: separate;
  border-spacing: 0;
}

th,
td {
  padding: 13px 14px;
  text-align: left;
  vertical-align: middle;
  border-bottom: 1px solid var(--line);
}

th {
  color: var(--ink-muted);
  background: var(--surface-tint);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.04em;
}

th:first-child {
  border-top-left-radius: 12px;
}

th:last-child {
  border-top-right-radius: 12px;
}

tbody tr:hover td {
  background: rgba(15, 139, 141, 0.035);
}

tbody tr:last-child td {
  border-bottom: none;
}

.text-right {
  text-align: right;
}

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

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 24px;
  padding: 4px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 850;
  white-space: nowrap;
}

.badge::before {
  content: "";
  width: 6px;
  height: 6px;
  background: currentColor;
  border-radius: 999px;
}

.badge-success {
  color: var(--success);
  background: var(--success-soft);
}

.badge-warning {
  color: var(--warning);
  background: var(--warning-soft);
}

.badge-danger {
  color: var(--danger);
  background: var(--danger-soft);
}

.badge-info {
  color: var(--info);
  background: var(--info-soft);
}

.badge-muted {
  color: var(--ink-muted);
  background: #edf1f4;
}

code,
.mono,
.cell-mono,
.cell-mono-wrap,
.audit-time,
.audit-id-tag {
  font-family: "Cascadia Mono", "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
}

code {
  padding: 3px 7px;
  color: #1b4f5d;
  background: #edf6f6;
  border: 1px solid #d5ebea;
  border-radius: 8px;
  font-size: 12px;
  word-break: break-all;
}

.mono {
  color: var(--ink-secondary);
  font-size: 12px;
}

.cell-mono {
  max-width: 280px;
  overflow: hidden;
  color: var(--ink-secondary);
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.cell-mono-wrap {
  color: var(--ink-secondary);
  font-size: 12px;
  word-break: break-all;
}

.empty-state {
  display: grid;
  place-items: center;
  padding: 48px 20px;
  text-align: center;
}

.empty-state-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  margin-bottom: 14px;
  color: var(--accent-strong);
  background: var(--accent-soft);
  border-radius: 18px;
  font-weight: 900;
}

.empty-state h3 {
  margin-bottom: 5px;
}

.audit-list {
  display: grid;
}

.audit-row {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr) 110px;
  gap: 18px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.audit-row:last-child {
  border-bottom: none;
}

.audit-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}

.audit-time {
  color: var(--ink-secondary);
  font-size: 12px;
}

.audit-detail p {
  margin: 0;
  color: var(--ink);
  word-break: break-word;
}

.audit-ids {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 9px;
}

.audit-id-tag {
  display: inline-flex;
  padding: 3px 8px;
  color: var(--ink-secondary);
  background: var(--surface-tint);
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 11px;
}

.audit-actor {
  display: grid;
  justify-items: end;
  gap: 2px;
  color: var(--ink-muted);
  font-size: 12px;
}

.audit-actor strong {
  color: var(--ink-secondary);
  font-size: 13px;
}

.alert {
  padding: 12px 14px;
  border-radius: 12px;
  font-weight: 750;
}

.alert-danger {
  color: var(--danger);
  background: var(--danger-soft);
  border: 1px solid rgba(194, 65, 55, 0.2);
}

.alert-info {
  color: var(--info);
  background: var(--info-soft);
  border: 1px solid rgba(40, 102, 168, 0.18);
}

.flash {
  margin: 0 0 18px;
  padding: 13px 15px;
  border-radius: 14px;
  font-weight: 750;
  box-shadow: var(--shadow-sm);
}

.flash-success {
  color: var(--success);
  background: var(--success-soft);
  border: 1px solid rgba(31, 138, 91, 0.18);
}

.flash-error {
  color: var(--danger);
  background: var(--danger-soft);
  border: 1px solid rgba(194, 65, 55, 0.2);
}

.flash-info {
  color: var(--info);
  background: var(--info-soft);
  border: 1px solid rgba(40, 102, 168, 0.18);
}

.login-body {
  min-height: 100vh;
  background:
    radial-gradient(circle at 10% 10%, rgba(242, 153, 74, 0.22), transparent 22rem),
    radial-gradient(circle at 84% 20%, rgba(15, 139, 141, 0.2), transparent 26rem),
    linear-gradient(135deg, #102235, #17364a 52%, #eef3f7 52%);
}

.login-shell {
  display: grid;
  grid-template-columns: minmax(320px, 460px) minmax(280px, 1fr);
  gap: 26px;
  align-items: center;
  min-height: 100vh;
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 40px 0;
}

.login-panel,
.login-card {
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 28px;
  box-shadow: 0 28px 80px rgba(16, 34, 53, 0.22);
}

.login-panel {
  display: grid;
  gap: 22px;
  padding: 32px;
}

.login-brand {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.login-brand h1 {
  margin-bottom: 8px;
  font-size: 28px;
}

.login-form {
  display: grid;
  gap: 16px;
}

.login-aside {
  display: flex;
  justify-content: flex-end;
}

.login-card {
  max-width: 430px;
  padding: 34px;
}

.login-card h2 {
  margin: 24px 0 10px;
  font-size: 32px;
  letter-spacing: -0.04em;
}

@media (max-width: 1160px) {
  .stats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .form-grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .menu-toggle {
    display: block;
  }

  .sidebar {
    width: 282px;
    transform: translateX(-110%);
    transition: transform 0.22s ease;
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .content {
    width: 100%;
    margin-left: 0;
    padding: 74px 18px 32px;
  }

  .topbar,
  .page-hero,
  .panel-title,
  .notice {
    align-items: flex-start;
    flex-direction: column;
  }

  .page-actions {
    width: 100%;
    justify-content: flex-start;
  }

  .form-grid-3,
  .form-grid-4 {
    grid-template-columns: 1fr;
  }

  .audit-row {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .audit-actor {
    justify-items: start;
  }

  .login-shell {
    grid-template-columns: 1fr;
  }

  .login-aside {
    justify-content: stretch;
  }

  .login-card {
    max-width: none;
  }
}

@media (max-width: 560px) {
  body {
    font-size: 13px;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .page-hero,
  .panel,
  .login-panel,
  .login-card {
    padding: 22px;
    border-radius: 20px;
  }

  .key-reveal {
    align-items: stretch;
    flex-direction: column;
    min-width: 0;
    width: 100%;
  }

  .flow-steps {
    align-items: stretch;
    flex-direction: column;
  }

  .flow-arrow {
    display: none;
  }

  .login-body {
    background: linear-gradient(160deg, #102235 0%, #17364a 38%, #eef3f7 38%);
  }
}