:root {
  color-scheme: light;
  --bg: #f3fbff;
  --surface: #ffffff;
  --surface-muted: #eef8ff;
  --border: #d7e9f3;
  --text: #1d2b4f;
  --muted: #62748d;
  --accent: #2f80ed;
  --accent-strong: #1f5fca;
  --accent-soft: #e8f6ff;
  --mint: #20c997;
  --pink: #ff6aa2;
  --yellow: #ffd166;
  --warning: #956105;
  --shadow: 0 18px 44px rgba(47, 128, 237, 0.12);
  --motion: 180ms ease;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--bg);
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 8% 12%, rgba(47, 128, 237, 0.12), transparent 28%),
    radial-gradient(circle at 92% 8%, rgba(255, 106, 162, 0.12), transparent 24%),
    linear-gradient(180deg, #f9fdff 0%, var(--bg) 52%, #f7fff9 100%);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  line-height: 1.5;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  font: inherit;
}

.site-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 32px;
  animation: page-in 420ms ease both;
}

@keyframes page-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 48px;
  margin-bottom: 32px;
}

.brand {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--text);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0;
  overflow-wrap: anywhere;
  transition: color var(--motion), transform var(--motion);
}

.brand:hover,
.brand:focus-visible {
  color: var(--accent-strong);
  outline: none;
  transform: translateY(-1px);
}

.topnav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 8px;
}

.topnav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 12px;
  border-radius: 8px;
  color: var(--muted);
  font-size: 14px;
  transition: background var(--motion), color var(--motion), transform var(--motion);
}

.topnav a:hover,
.topnav a:focus-visible {
  background: var(--surface-muted);
  color: var(--accent-strong);
  outline: none;
  transform: translateY(-1px);
}

.hero {
  display: grid;
  gap: 12px;
  max-width: 760px;
  margin: 0 auto 34px;
  text-align: center;
}

.date-line {
  margin: 0;
  color: var(--accent-strong);
  font-size: 14px;
  font-weight: 700;
}

.hero h1 {
  margin: 0;
  overflow-wrap: anywhere;
  color: var(--text);
  font-size: 52px;
  line-height: 1.12;
  letter-spacing: 0;
  text-wrap: balance;
}

.slogan {
  margin: 0;
  color: var(--muted);
  font-size: 18px;
}

.baidu-search-box {
  display: grid;
  gap: 10px;
  margin-top: 10px;
}

.search-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 104px;
  gap: 10px;
}

.search-row input {
  width: 100%;
  min-width: 0;
  height: 52px;
  padding: 0 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  outline: none;
  box-shadow: var(--shadow);
  transition: border-color var(--motion), box-shadow var(--motion), transform var(--motion);
}

.search-row input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(47, 128, 237, 0.14), var(--shadow);
  transform: translateY(-1px);
}

.search-row button {
  width: 104px;
  height: 52px;
  border: 0;
  border-radius: 8px;
  background: var(--accent);
  color: #ffffff;
  font-weight: 800;
  cursor: pointer;
  transition: background var(--motion), transform var(--motion), box-shadow var(--motion);
}

.search-row button:hover,
.search-row button:focus-visible {
  background: var(--accent-strong);
  outline: none;
  box-shadow: 0 12px 24px rgba(47, 128, 237, 0.22);
  transform: translateY(-1px);
}

.public-nav {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.public-nav > h2 {
  margin: 0;
  color: #315071;
  font-family: "HarmonyOS Sans SC", "MiSans", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 22px;
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: 0;
  text-align: left;
}

.public-nav-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.public-category-card {
  text-align: left;
}

.timezone-strip {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.timezone-card {
  display: grid;
  gap: 6px;
  min-width: 0;
  min-height: 96px;
  padding: 16px 12px;
  border: 1px solid rgba(47, 128, 237, 0.18);
  border-radius: 8px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.92), rgba(238, 248, 255, 0.82)),
    radial-gradient(circle at 100% 0, rgba(255, 106, 162, 0.14), transparent 48%);
  box-shadow: 0 14px 30px rgba(47, 128, 237, 0.1);
  backdrop-filter: blur(10px);
  font-family: "HarmonyOS Sans SC", "MiSans", "PingFang SC", "Microsoft YaHei", sans-serif;
  transition: transform var(--motion), box-shadow var(--motion), border-color var(--motion);
}

.timezone-card:hover {
  border-color: rgba(32, 201, 151, 0.42);
  box-shadow: 0 18px 34px rgba(32, 201, 151, 0.14);
  transform: translateY(-2px);
}

.timezone-card span {
  color: #315071;
  font-size: 19px;
  font-weight: 900;
  line-height: 1.15;
}

.timezone-card strong {
  color: var(--accent-strong);
  font-size: 27px;
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: 0;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.nav-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  align-items: start;
}

.category-card {
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: 0 8px 24px rgba(21, 39, 37, 0.05);
  overflow: hidden;
  transition: transform var(--motion), box-shadow var(--motion), border-color var(--motion);
}

.category-card:hover {
  border-color: rgba(47, 128, 237, 0.28);
  box-shadow: 0 16px 36px rgba(47, 128, 237, 0.12);
  transform: translateY(-2px);
}

.category-card header {
  display: grid;
  gap: 4px;
  padding: 16px 16px 12px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-muted);
}

.category-card h2 {
  margin: 0;
  overflow-wrap: anywhere;
  font-size: 18px;
  line-height: 1.25;
}

.category-card p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  overflow-wrap: anywhere;
}

.link-list {
  display: grid;
  gap: 0;
}

.link-card {
  display: grid;
  gap: 0;
  min-height: 94px;
  border-bottom: 1px solid var(--border);
  transition: background var(--motion), transform var(--motion);
}

.link-card:last-child {
  border-bottom: 0;
}

.link-card:hover,
.link-card:focus-within {
  background: #f6fbff;
  outline: none;
  transform: translateX(2px);
}

.link-card-target {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px 12px;
  min-width: 0;
  padding: 14px 16px;
  color: inherit;
  text-decoration: none;
  outline: none;
}

.link-main {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.link-main strong {
  overflow-wrap: anywhere;
  font-size: 16px;
}

.link-main small {
  color: var(--muted);
  font-size: 12px;
  overflow-wrap: anywhere;
}

.tag {
  align-self: start;
  max-width: 92px;
  padding: 3px 8px;
  border: 1px solid rgba(15, 139, 127, 0.2);
  border-radius: 8px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-size: 12px;
  font-weight: 700;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.login-helper {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  padding: 0 16px 14px;
  color: var(--muted);
  font-size: 12px;
}

.login-account,
.login-note {
  min-width: 0;
  overflow-wrap: anywhere;
}

.copy-account-button {
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid rgba(47, 128, 237, 0.22);
  border-radius: 8px;
  background: #ffffff;
  color: var(--accent-strong);
  cursor: pointer;
  font: inherit;
  font-weight: 800;
  transition: background var(--motion), color var(--motion), transform var(--motion);
}

.copy-account-button:hover,
.copy-account-button:focus-visible {
  background: var(--accent);
  color: #ffffff;
  outline: none;
  transform: translateY(-1px);
}

.private-nav {
  display: grid;
  gap: 16px;
}

.private-nav > h2 {
  margin: 0;
  color: var(--text);
  font-size: 24px;
  line-height: 1.2;
  letter-spacing: 0;
}

.description {
  grid-column: 1 / -1;
  color: var(--muted);
  font-size: 13px;
  overflow-wrap: anywhere;
}

.empty-state,
.content-page {
  grid-column: 1 / -1;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--muted);
}

.search-empty {
  text-align: center;
}

.content-page {
  max-width: 760px;
  margin: 0 auto;
  color: var(--text);
}

.content-page h1 {
  margin: 0 0 16px;
  font-size: 28px;
  letter-spacing: 0;
}

.content-page p {
  margin: 0;
  color: var(--muted);
  overflow-wrap: anywhere;
}

.footer {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px 14px;
  margin-top: 32px;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}

.footer a {
  color: var(--accent-strong);
}

@media (max-width: 900px) {
  .nav-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .site-shell {
    width: min(100% - 24px, 1120px);
    padding-top: 16px;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 24px;
  }

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

  .topnav a {
    min-height: 36px;
    padding: 0 10px;
  }

  .hero {
    margin-bottom: 24px;
    text-align: left;
  }

  .hero h1 {
    font-size: 36px;
  }

  .search-row {
    grid-template-columns: 1fr;
  }

  .search-row button {
    width: 100%;
  }

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

  .public-nav-grid {
    grid-template-columns: 1fr;
  }

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

  .link-card {
    min-height: 88px;
  }

  .link-card-target {
    padding: 13px 14px;
  }
}

@media (max-width: 420px) {
  .timezone-strip {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    scroll-behavior: auto !important;
    transition-duration: 1ms !important;
  }
}

.admin-page {
  background: #f3fbff;
}

.admin-login {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 24px;
}

.admin-login-panel {
  width: min(420px, 100%);
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.admin-login-panel h1 {
  margin: 0 0 20px;
  font-size: 26px;
  line-height: 1.2;
  letter-spacing: 0;
}

.admin-shell {
  display: grid;
  grid-template-columns: 236px minmax(0, 1fr);
  min-height: 100vh;
}

.admin-sidebar {
  min-width: 0;
  padding: 22px 14px;
  border-right: 1px solid var(--border);
  background: linear-gradient(180deg, #1f5fca 0%, #25406f 58%, #203458 100%);
  color: #ffffff;
}

.admin-brand {
  display: flex;
  align-items: center;
  min-height: 44px;
  margin: 0 8px 18px;
  font-size: 20px;
  font-weight: 800;
  overflow-wrap: anywhere;
}

.admin-sidebar nav {
  display: grid;
  gap: 6px;
}

.admin-sidebar nav a,
.admin-logout-button {
  display: flex;
  align-items: center;
  width: 100%;
  min-height: 40px;
  padding: 0 12px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: rgba(255, 255, 255, 0.76);
  cursor: pointer;
  font: inherit;
  font-size: 14px;
  font-weight: 700;
  text-align: left;
  overflow-wrap: anywhere;
}

.admin-logout-form {
  margin: 0;
}

.admin-sidebar nav a:hover,
.admin-sidebar nav a:focus-visible,
.admin-sidebar nav a.is-active,
.admin-logout-button:hover,
.admin-logout-button:focus-visible {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  outline: none;
}

.admin-panel {
  min-width: 0;
  padding: 28px;
}

.admin-section {
  display: grid;
  gap: 20px;
  min-width: 0;
}

.compact-section {
  max-width: 720px;
}

.admin-section-header {
  display: grid;
  gap: 4px;
}

.admin-section-header h1 {
  margin: 0;
  font-size: 28px;
  line-height: 1.2;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

.admin-section-header p {
  margin: 0;
  color: var(--muted);
  overflow-wrap: anywhere;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.metric {
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
}

.metric span {
  display: block;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.metric strong {
  display: block;
  margin-top: 8px;
  font-size: 34px;
  line-height: 1;
  letter-spacing: 0;
}

.admin-form {
  display: grid;
  gap: 16px;
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  min-width: 0;
}

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

.field {
  display: grid;
  align-content: start;
  gap: 6px;
  min-width: 0;
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
}

.field.full {
  grid-column: 1 / -1;
}

.field span {
  overflow-wrap: anywhere;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-width: 0;
  min-height: 42px;
  padding: 9px 11px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #ffffff;
  color: var(--text);
  font: inherit;
  font-weight: 500;
  outline: none;
}

.field textarea {
  min-height: 96px;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(15, 139, 127, 0.14);
}

.checkbox-field {
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  align-content: end;
  min-height: 69px;
}

.checkbox-field input {
  width: 18px;
  min-height: 18px;
  padding: 0;
}

.form-actions,
.row-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.row-actions form {
  margin: 0;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 82px;
  min-height: 40px;
  padding: 0 13px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #ffffff;
  color: var(--text);
  cursor: pointer;
  font: inherit;
  font-size: 14px;
  font-weight: 800;
  text-align: center;
  overflow-wrap: anywhere;
}

.button:hover,
.button:focus-visible {
  border-color: var(--accent);
  color: var(--accent-strong);
  outline: none;
}

.button.primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #ffffff;
}

.button.primary:hover,
.button.primary:focus-visible {
  border-color: var(--accent-strong);
  background: var(--accent-strong);
  color: #ffffff;
}

.button.danger {
  border-color: #c65f57;
  color: #9d312a;
}

.button.danger:hover,
.button.danger:focus-visible {
  background: #fff1ef;
  color: #7d221c;
}

.button.small {
  min-width: 64px;
  min-height: 34px;
  padding: 0 10px;
  font-size: 13px;
}

.alert {
  display: grid;
  gap: 4px;
  min-width: 0;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
}

.alert p {
  margin: 0;
  overflow-wrap: anywhere;
}

.alert.error {
  border-color: #e4aaa5;
  background: #fff4f2;
  color: #8c2822;
}

.alert.warning {
  border-color: #e0bf80;
  background: #fff8e8;
  color: var(--warning);
}

.alert.success {
  border-color: #9acdc6;
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.table-wrap {
  min-width: 0;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
}

.admin-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  table-layout: fixed;
}

.admin-table th,
.admin-table td {
  padding: 12px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
  overflow-wrap: anywhere;
}

.admin-table th {
  background: var(--surface-muted);
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.admin-table tbody tr:last-child td {
  border-bottom: 0;
}

.admin-table a {
  color: var(--accent-strong);
  font-weight: 700;
}

@media (max-width: 900px) {
  .admin-shell {
    grid-template-columns: 1fr;
  }

  .admin-sidebar {
    position: static;
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

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

  .admin-panel {
    padding: 20px;
  }

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

@media (max-width: 640px) {
  .admin-login {
    padding: 14px;
  }

  .admin-login-panel,
  .admin-form {
    padding: 16px;
  }

  .admin-sidebar {
    padding: 16px 12px;
  }

  .admin-sidebar nav {
    grid-template-columns: 1fr 1fr;
  }

  .admin-panel {
    padding: 16px 12px 24px;
  }

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

  .checkbox-field {
    min-height: 42px;
  }

  .admin-section-header h1 {
    font-size: 24px;
  }
}