:root {
  color-scheme: light;
  --bg: #f3f6fb;
  --card: #ffffff;
  --text: #172033;
  --muted: #69758a;
  --line: #dde5f0;
  --primary: #2868d9;
  --primary-dark: #1d56bd;
  --success: #0f9f6e;
  --shadow: 0 16px 40px rgba(24, 42, 70, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
  line-height: 1.6;
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

.header {
  background: linear-gradient(135deg, #183b7c, #2f75e4);
  color: #fff;
  padding: 30px 36px;
}

.header h1 {
  margin: 0 0 8px;
  font-size: 30px;
}

.header p {
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
}

.nav {
  display: flex;
  gap: 12px;
  margin-top: 22px;
  flex-wrap: wrap;
}

.nav a,
.nav-form button {
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 999px;
  padding: 7px 14px;
  background: transparent;
  line-height: 1.6;
}

.nav-form {
  margin: 0;
}

.nav-form button {
  cursor: pointer;
}

.nav a:hover,
.nav .active,
.nav-form button:hover {
  background: rgba(255, 255, 255, 0.18);
  text-decoration: none;
}

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 28px;
}

.toolbar,
.card,
.table-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  margin-bottom: 22px;
  flex-wrap: wrap;
}

.toolbar form {
  display: flex;
  gap: 10px;
  align-items: center;
}

select,
input,
button {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 9px 12px;
  background: #fff;
  font: inherit;
}

button {
  color: #fff;
  background: var(--primary);
  border-color: var(--primary);
  cursor: pointer;
}

button:hover {
  background: var(--primary-dark);
}

.snippet {
  width: 100%;
  margin-top: 12px;
}

.snippet code {
  display: block;
  overflow-x: auto;
  padding: 14px;
  border-radius: 12px;
  background: #101827;
  color: #d7e6ff;
  white-space: nowrap;
}

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

.six-cards,
.detail-cards {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.detail-cards {
  padding: 18px 20px 0;
}

.card {
  padding: 20px;
}

.card .label {
  color: var(--muted);
  font-size: 14px;
}

.card .value {
  margin-top: 8px;
  font-size: 32px;
  font-weight: 800;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.table-card {
  overflow-x: auto;
  overflow-y: hidden;
}

.table-card h2 {
  margin: 0;
  padding: 18px 20px;
  font-size: 20px;
  border-bottom: 1px solid var(--line);
}

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

th,
td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--muted);
  font-weight: 600;
  background: #f8fafd;
}

tr:hover td {
  background: #f9fbff;
}

.table-meta,
.pagination {
  padding: 12px 20px;
  color: var(--muted);
  border-bottom: 1px solid var(--line);
}

.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 14px;
  border-top: 1px solid var(--line);
  border-bottom: 0;
}

.pagination a,
.pagination span {
  border-radius: 999px;
  padding: 6px 12px;
  border: 1px solid var(--line);
  background: #fff;
}

.pagination span {
  color: #a0a9b8;
}

.empty {
  padding: 30px 20px;
  color: var(--muted);
  text-align: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 3px 10px;
  color: var(--success);
  background: rgba(15, 159, 110, 0.1);
  font-size: 13px;
  font-weight: 600;
}

.source-badge {
  color: #2868d9;
  background: rgba(40, 104, 217, 0.1);
}

.bot-badge {
  color: #9d5a00;
  background: rgba(255, 183, 77, 0.18);
}

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

.url {
  max-width: 420px;
  word-break: break-all;
}

.environment {
  min-width: 260px;
  font-size: 13px;
}

.ua {
  max-width: 320px;
  word-break: break-all;
}

.mobile-id {
  display: none;
}

.detail-panel {
  display: grid;
  gap: 8px;
  padding: 0 20px 20px;
}

.detail-panel code {
  word-break: break-all;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  padding: 18px 20px;
}

.stat-panel {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
  background: #fbfdff;
}

.stat-panel h3 {
  margin: 0 0 10px;
  font-size: 16px;
}

.wide-panel {
  grid-column: span 2;
}

.stat-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 10px;
  align-items: center;
  padding: 7px 0;
  border-top: 1px solid var(--line);
}

.stat-row:first-of-type {
  border-top: 0;
}

.stat-row span {
  min-width: 0;
  word-break: break-all;
}

.stat-row strong {
  font-size: 18px;
}

.stat-row em {
  color: var(--muted);
  font-style: normal;
}

.notice,
.error-box {
  margin-bottom: 18px;
  border-radius: 14px;
  padding: 12px 16px;
  border: 1px solid #f0d48a;
  background: #fff7db;
  color: #73510b;
}

.error-box {
  border-color: #f0b4b4;
  background: #fff1f1;
  color: #9d2525;
}

.small-notice {
  font-size: 13px;
}

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

.login-card {
  width: min(440px, 100%);
  padding: 28px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: var(--card);
  box-shadow: var(--shadow);
}

.login-card h1 {
  margin: 0 0 8px;
}

.login-form {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.login-form input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
  font: inherit;
}

@media (max-width: 1100px) {
  .six-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .header {
    padding: 24px 20px;
  }

  .header h1 {
    font-size: 26px;
  }

  .cards,
  .six-cards,
  .detail-cards,
  .grid,
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .wide-panel {
    grid-column: auto;
  }

  .container {
    padding: 18px;
  }

  .toolbar {
    align-items: stretch;
  }

  .toolbar,
  .toolbar form {
    flex-direction: column;
  }

  .toolbar form,
  .toolbar select,
  .toolbar input,
  .toolbar button {
    width: 100%;
  }

  .table-card {
    border-radius: 14px;
  }

  table {
    min-width: 760px;
  }
}

@media (max-width: 600px) {
  body {
    font-size: 15px;
  }

  .header {
    padding: 20px 16px;
  }

  .header h1 {
    font-size: 22px;
  }

  .header p {
    font-size: 14px;
  }

  .nav {
    gap: 8px;
    margin-top: 16px;
  }

  .nav a,
  .nav-form,
  .nav-form button {
    width: 100%;
  }

  .nav a,
  .nav-form button {
    display: block;
    border-radius: 12px;
    padding: 9px 12px;
    text-align: center;
  }

  .container {
    padding: 14px;
  }

  .toolbar,
  .card {
    border-radius: 14px;
    padding: 14px;
  }

  .table-card h2 {
    padding: 14px 16px;
    font-size: 18px;
  }

  .table-meta {
    padding: 10px 16px;
    font-size: 13px;
  }

  th,
  td {
    padding: 10px 12px;
  }

  .card .value {
    font-size: 26px;
  }

  .detail-cards {
    padding: 14px 14px 0;
  }

  .detail-panel,
  .stats-grid {
    padding: 0 14px 14px;
  }

  .stat-panel {
    padding: 12px;
  }

  .stat-row {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .stat-row em {
    grid-column: 1 / -1;
  }

  .pagination {
    flex-wrap: wrap;
    gap: 10px;
    padding: 12px 14px;
  }

  .pagination a,
  .pagination span,
  .pagination strong {
    text-align: center;
  }

  .url {
    max-width: 320px;
  }

  .visitor-id {
    max-width: 120px;
  }

  .desktop-id {
    display: none;
  }

  .mobile-id {
    display: inline;
  }

  .environment {
    min-width: 220px;
  }

  .login-body {
    align-items: start;
    padding: 18px 14px;
  }

  .login-card {
    padding: 22px;
    border-radius: 16px;
  }
}