* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --surface-soft: #f9fafb;
  --border: #d8dee8;
  --border-soft: #e8edf4;
  --text: #172033;
  --muted: #697386;
  --blue: #2563eb;
  --green: #059669;
  --amber: #d97706;
  --red: #dc2626;
  --shadow: 0 12px 28px rgba(23, 32, 51, 0.08);
}

body {
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

.app-page {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 28px;
}

.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.login-card {
  width: 360px;
  max-width: 100%;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.login-brand {
  margin-bottom: 6px;
  color: var(--blue);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
}

.login-card h1 {
  margin-bottom: 20px;
  font-size: 1.35rem;
}

label {
  display: block;
  margin: 12px 0 6px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 600;
}

input,
select {
  width: 100%;
  min-height: 38px;
  padding: 8px 11px;
  border: 1px solid var(--border);
  border-radius: 6px;
  outline: none;
  background: var(--surface);
  color: var(--text);
  font-size: 0.95rem;
}

input:focus,
select:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

button {
  min-height: 34px;
  cursor: pointer;
  font: inherit;
}

button:disabled {
  cursor: default;
  opacity: 0.72;
}

.login-card button {
  width: 100%;
  margin-top: 16px;
  padding: 9px 12px;
  border: 0;
  border-radius: 6px;
  background: var(--blue);
  color: #fff;
  font-weight: 700;
}

.error {
  display: none;
  margin-top: 10px;
  color: var(--red);
  text-align: center;
  font-size: 0.86rem;
}

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

.eyebrow {
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

h1 {
  margin-top: 2px;
  overflow-wrap: anywhere;
  font-size: 1.65rem;
}

h2 {
  font-size: 1rem;
}

.secondary-title {
  margin-top: 18px;
  color: var(--muted);
  font-size: 0.9rem;
}

.subtle,
.muted {
  color: var(--muted);
  font-size: 0.88rem;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 14px;
}

.summary-card,
.panel,
.login-card {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
}

.summary-card {
  padding: 16px;
  box-shadow: 0 8px 20px rgba(23, 32, 51, 0.05);
}

.summary-card span,
.summary-card small {
  display: block;
  color: var(--muted);
  font-size: 0.8rem;
}

.summary-card strong {
  display: block;
  margin: 5px 0 2px;
  overflow-wrap: anywhere;
  font-size: 1.05rem;
}

.panel {
  margin-bottom: 14px;
  padding: 16px;
  overflow-x: auto;
}

.panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.detail-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--border-soft);
}

.detail-row {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-soft);
  font-size: 0.9rem;
}

.detail-row span {
  color: var(--muted);
}

code,
.link-value,
.subscription a,
table {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

code {
  overflow-wrap: anywhere;
  color: var(--green);
}

.tabs {
  display: inline-flex;
  gap: 4px;
  margin-bottom: 12px;
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
}

.tab {
  min-width: 72px;
  padding: 7px 12px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
}

.tab.active {
  background: #e8f0ff;
  color: var(--blue);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

.filters {
  display: grid;
  grid-template-columns: minmax(160px, 220px) minmax(160px, 220px);
  gap: 10px;
  margin-bottom: 12px;
}

.filters label {
  margin: 0;
}

.filters label span {
  display: block;
  margin-bottom: 5px;
  color: var(--muted);
  font-size: 0.78rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

th {
  padding: 9px 8px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-soft);
  color: var(--muted);
  text-align: left;
  font-size: 0.78rem;
  font-weight: 700;
}

td {
  padding: 9px 8px;
  border-bottom: 1px solid var(--border-soft);
  white-space: nowrap;
}

td:first-child {
  color: var(--amber);
  font-weight: 700;
}

.metric {
  color: var(--green);
}

.bar {
  display: inline-block;
  width: var(--bar-width, 0);
  max-width: 90px;
  height: 7px;
  margin-right: 6px;
  border-radius: 4px;
  vertical-align: middle;
}

.bar.down {
  background: var(--blue);
}

.bar.up {
  background: var(--green);
}

#trafficChart {
  display: none;
  width: 100%;
  height: 220px;
  margin: 6px 0 14px;
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  background: var(--surface-soft);
}

.subscription {
  margin: 6px 0 12px;
  padding: 11px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface-soft);
  overflow-wrap: anywhere;
}

.subscription a {
  color: var(--blue);
  text-decoration: none;
  font-size: 0.88rem;
}

.link-list {
  border-top: 1px solid var(--border-soft);
}

.link-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-soft);
}

.link-main {
  min-width: 0;
}

.link-title {
  margin-bottom: 4px;
  color: var(--amber);
  font-size: 0.82rem;
  font-weight: 800;
}

.link-value {
  color: var(--muted);
  font-size: 0.78rem;
  overflow-wrap: anywhere;
}

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

.compact-table td {
  padding: 7px 8px;
}

.empty {
  color: var(--muted);
  text-align: center;
}

.state-message {
  padding: 20px;
  border: 1px dashed var(--border);
  border-radius: 8px;
  background: var(--surface-soft);
}

.ghost-button,
.copy-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-width: 58px;
  padding: 7px 11px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
  font-size: 0.84rem;
  font-weight: 700;
}

.copy-button {
  border-color: #bfdbfe;
  color: var(--blue);
}

.ghost-button:hover,
.copy-button:hover {
  border-color: var(--blue);
}

#logBox {
  max-height: 260px;
  overflow-y: auto;
  padding: 12px;
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  background: #101827;
  color: #d1d5db;
  white-space: pre-wrap;
  line-height: 1.45;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.78rem;
}

footer {
  margin-top: 22px;
  color: var(--muted);
  text-align: center;
  font-size: 0.78rem;
}

@media (max-width: 760px) {
  .app-page {
    width: min(100% - 20px, 1180px);
    padding-top: 14px;
  }

  .topbar {
    display: grid;
    gap: 12px;
  }

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

  .detail-row {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .tabs {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    width: 100%;
  }

  .tab {
    min-width: 0;
    padding-inline: 6px;
  }

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

  .panel-heading,
  .link-row {
    align-items: stretch;
    grid-template-columns: 1fr;
  }

  .panel-heading {
    display: grid;
  }

  .ghost-button,
  .copy-button {
    width: 100%;
  }
}

@media (max-width: 420px) {
  .login-card {
    padding: 22px;
  }

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