:root {
  color-scheme: dark;
  --bg: #090b0d;
  --bg-soft: #0f1316;
  --panel: #12171b;
  --panel-strong: #171d22;
  --line: rgba(255, 255, 255, 0.09);
  --line-strong: rgba(255, 255, 255, 0.16);
  --text: #f4f7f5;
  --muted: #9ca8a3;
  --faint: #68736f;
  --accent: #31d08b;
  --accent-strong: #15b876;
  --amber: #f4b84a;
  --red: #ff6b5f;
  --cyan: #54c7d8;
  --card-shadow: 0 16px 44px rgba(0, 0, 0, 0.24);
  --radius: 8px;
  --sidebar: 208px;
}

:root[data-theme="light"] {
  color-scheme: light;
  --bg: #f7f8f5;
  --bg-soft: #eef1ec;
  --panel: #ffffff;
  --panel-strong: #f9faf8;
  --line: rgba(15, 23, 20, 0.10);
  --line-strong: rgba(15, 23, 20, 0.18);
  --text: #111815;
  --muted: #647069;
  --faint: #8b948f;
  --accent: #137c56;
  --accent-strong: #0f6848;
  --amber: #a96300;
  --red: #c14335;
  --cyan: #14778a;
  --card-shadow: 0 16px 40px rgba(21, 36, 31, 0.09);
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.55;
  letter-spacing: 0;
}

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

button,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: var(--sidebar) minmax(0, 1fr);
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 22px 16px;
  background: color-mix(in srgb, var(--bg-soft) 90%, black);
  border-right: 1px solid var(--line);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 42px;
  padding: 4px 6px;
}

.brand-logo {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--accent) 48%, transparent);
  border-radius: 8px;
  color: var(--accent);
  background:
    radial-gradient(circle at 62% 35%, color-mix(in srgb, var(--accent) 32%, transparent), transparent 35%),
    var(--panel);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.03);
  font-weight: 800;
}

.brand-name {
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-size: 16px;
}

.brand-name strong {
  font-weight: 800;
}

.brand-name em {
  font-style: normal;
  color: var(--amber);
  font-weight: 800;
}

.side-nav {
  display: grid;
  gap: 4px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

.side-link {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 40px;
  padding: 9px 10px;
  color: var(--muted);
  font-size: 12px;
  border: 1px solid transparent;
  border-radius: 8px;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease;
}

.side-link:hover,
.side-link.active {
  color: var(--text);
  border-color: var(--line);
  background: var(--panel);
}

.side-link.active .side-icon {
  color: var(--bg);
  border-color: var(--accent);
  background: var(--accent);
}

.side-icon {
  width: 25px;
  height: 25px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  color: var(--faint);
}

.side-icon svg {
  width: 14px;
  height: 14px;
}

.sidebar-footer {
  margin-top: auto;
  display: grid;
  gap: 10px;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.theme-switch {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: color-mix(in srgb, var(--panel) 74%, transparent);
}

.theme-switch button {
  min-height: 30px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
}

.theme-switch button.active {
  background: var(--accent);
  color: var(--bg);
  font-weight: 800;
}

.compact {
  font-size: 11px;
}

.beian-link {
  display: inline-block;
  margin-top: -2px;
  padding-left: 38px;
  color: var(--muted);
}

.beian-link:hover {
  color: var(--text);
}

.app-main {
  min-width: 0;
  padding: 28px clamp(18px, 3vw, 42px) 56px;
}

.page {
  width: min(1120px, 100%);
  margin: 0 auto;
}

.page-header {
  display: grid;
  gap: 18px;
  padding: 0 0 22px;
  border-bottom: 1px solid var(--line);
}

.header-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
}

.eyebrow {
  color: var(--accent);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
}

.page-title {
  margin: 4px 0 0;
  font-size: clamp(20px, 3vw, 28px);
  line-height: 1.08;
  font-weight: 850;
}

.page-subtitle {
  max-width: 760px;
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(118px, 1fr));
  gap: 10px;
}

.stat {
  min-height: 64px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  display: flex;
  align-items: baseline;
  justify-content: flex-start;
  gap: 10px;
}

.stat-value {
  display: inline-block;
  font-size: 20px;
  font-weight: 850;
  color: var(--text);
  line-height: 1;
  text-align: left;
}

.stat-label {
  display: inline-block;
  font-size: 11px;
  color: var(--muted);
  text-align: left;
}

.toolbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(220px, 320px);
  gap: 12px;
  align-items: center;
  margin: 22px 0 10px;
}

.segments {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.segment,
.pill-button {
  min-height: 34px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--muted);
  padding: 7px 12px;
}

.segment:hover,
.segment.active,
.pill-button:hover {
  color: var(--text);
  border-color: color-mix(in srgb, var(--accent) 58%, var(--line));
  background: color-mix(in srgb, var(--accent) 11%, var(--panel));
}

.search-wrap {
  position: relative;
}

.search-wrap input,
.feedback-field,
.feedback-area {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--text);
  outline: none;
}

.search-wrap input {
  height: 40px;
  padding: 0 14px;
}

.search-wrap input:focus,
.feedback-field:focus,
.feedback-area:focus {
  border-color: color-mix(in srgb, var(--accent) 70%, var(--line));
}

.timeline {
  display: grid;
  gap: 28px;
  margin-top: 22px;
}

.day {
  display: grid;
  gap: 10px;
}

.day-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
  font-size: 12px;
}

.day-title {
  color: var(--text);
  font-size: 14px;
  font-weight: 800;
}

.timeline-items {
  display: grid;
  gap: 0;
}

.timeline-item {
  display: grid;
  grid-template-columns: 52px 22px minmax(0, 1fr);
  gap: 12px;
}

.timeline-time {
  padding-top: 18px;
  color: var(--faint);
  font-size: 11px;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.rail {
  position: relative;
}

.rail::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 10px;
  width: 1px;
  background: var(--line);
}

.dot {
  position: sticky;
  top: 30px;
  display: block;
  width: 11px;
  height: 11px;
  margin: 22px 0 0 5px;
  border: 2px solid var(--bg);
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 65%, transparent);
}

.news-card {
  margin-bottom: 14px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--card-shadow);
}

.card-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  color: var(--muted);
  font-size: 12px;
}

.source {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.source-avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--line);
  background: var(--bg-soft);
}

.source-tier {
  color: var(--amber);
  font-size: 11px;
  font-weight: 800;
}

.badges {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
}

.selected-badge {
  padding: 3px 7px;
  border-radius: 7px;
  background: color-mix(in srgb, var(--accent) 16%, transparent);
  color: var(--accent);
  font-size: 11px;
  font-weight: 800;
}

.score {
  min-width: 38px;
  padding: 4px 8px;
  border-radius: 7px;
  text-align: center;
  color: var(--bg);
  background: var(--amber);
  font-weight: 850;
  font-variant-numeric: tabular-nums;
}

.score.high {
  background: var(--accent);
}

.score.low {
  color: var(--text);
  background: color-mix(in srgb, var(--muted) 26%, transparent);
}

.news-title {
  display: inline-block;
  margin-top: 12px;
  color: var(--text);
  font-size: 17px;
  line-height: 1.35;
  font-weight: 820;
}

.news-title:hover {
  color: var(--accent);
}

.summary {
  margin: 10px 0 0;
  color: color-mix(in srgb, var(--text) 82%, var(--muted));
  font-size: 13px;
}

.media {
  margin-top: 14px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-soft);
}

.media img {
  display: block;
  width: 100%;
  max-height: 310px;
  object-fit: cover;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 25px;
  padding: 3px 8px;
  border: 1px solid var(--line);
  border-radius: 7px;
  color: var(--muted);
  background: color-mix(in srgb, var(--panel-strong) 80%, transparent);
  font-size: 11px;
}

.reason {
  margin-top: 14px;
  padding-top: 13px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
}

.reason strong {
  color: var(--text);
}

.cluster {
  margin-top: 12px;
  border-top: 1px solid var(--line);
  padding-top: 12px;
}

.cluster-list {
  display: none;
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
}

.cluster.open .cluster-list {
  display: grid;
  gap: 8px;
}

.cluster-list li {
  color: var(--muted);
  font-size: 12px;
}

.daily-grid,
.info-grid,
.changelog,
.feedback-layout {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.daily-archive {
  display: grid;
  gap: 10px;
  margin-top: 22px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.daily-archive-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.daily-archive-head h2 {
  margin: 0;
  font-size: 16px;
}

.daily-archive-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

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

.daily-section,
.info-panel,
.feedback-panel {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.daily-section h2,
.info-panel h2,
.feedback-panel h2 {
  margin: 0 0 10px;
  font-size: 16px;
}

.daily-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.daily-list a {
  display: grid;
  gap: 4px;
  color: var(--text);
  font-weight: 750;
  font-size: 13px;
}

.daily-list span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 400;
}

.flow {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 18px;
}

.flow-step {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.flow-step strong {
  display: block;
  margin-bottom: 4px;
  font-size: 14px;
}

.agent-hero,
.agent-grid,
.agent-flow {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.agent-hero {
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.65fr);
}

.agent-primary,
.agent-status-panel,
.agent-flow-step {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.agent-kicker {
  color: var(--accent);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
}

.agent-primary h2,
.agent-status-panel h2 {
  margin: 8px 0 10px;
  font-size: 21px;
  line-height: 1.2;
}

.agent-endpoints {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.agent-link-card {
  display: grid;
  gap: 4px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: color-mix(in srgb, var(--panel-strong) 86%, transparent);
}

.agent-link-card:hover {
  border-color: color-mix(in srgb, var(--accent) 52%, var(--line));
  background: color-mix(in srgb, var(--accent) 8%, var(--panel));
}

.agent-link-card strong {
  font-size: 13px;
}

.agent-link-card span {
  color: var(--muted);
  font-size: 12px;
  overflow-wrap: anywhere;
}

.agent-status-list,
.agent-rules {
  display: grid;
  gap: 10px;
}

.agent-status-list div,
.agent-rules div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
}

.agent-status-list div:first-child,
.agent-rules div:first-child {
  padding-top: 0;
  border-top: 0;
}

.agent-status-list span {
  color: var(--muted);
  font-size: 12px;
}

.agent-status-list strong,
.agent-rules strong {
  font-size: 13px;
  font-weight: 800;
}

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

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

.agent-flow-step strong {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
}

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

.code-box {
  overflow: auto;
  margin: 12px 0 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-soft);
  color: color-mix(in srgb, var(--text) 88%, var(--muted));
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
}

.feedback-form {
  display: grid;
  gap: 10px;
}

.feedback-field,
.feedback-area {
  padding: 11px 12px;
}

.feedback-area {
  min-height: 132px;
  resize: vertical;
}

.primary-button {
  justify-self: start;
  min-height: 38px;
  border: 0;
  border-radius: 8px;
  padding: 9px 14px;
  background: var(--accent);
  color: var(--bg);
  font-weight: 850;
}

.empty {
  margin-top: 22px;
  padding: 22px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  color: var(--muted);
  background: color-mix(in srgb, var(--panel) 72%, transparent);
  font-size: 13px;
}

@media (max-width: 920px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: sticky;
    z-index: 10;
    height: auto;
    padding: 10px 12px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .brand {
    min-height: 34px;
  }

  .brand-logo {
    width: 32px;
    height: 32px;
  }

  .side-nav {
    display: flex;
    overflow-x: auto;
    padding-top: 10px;
  }

  .side-link {
    min-width: max-content;
    min-height: 36px;
  }

  .side-icon {
    display: none;
  }

  .sidebar-footer {
    display: none;
  }

  .app-main {
    padding: 22px 14px 40px;
  }

  .stats-row,
  .flow,
  .daily-grid,
  .agent-flow,
  .agent-grid,
  .agent-hero {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .header-row,
  .toolbar {
    grid-template-columns: 1fr;
    display: grid;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .timeline-time,
  .rail {
    display: none;
  }

  .news-card {
    padding: 15px;
  }

  .card-head {
    align-items: flex-start;
  }

  .badges {
    flex-direction: column;
    align-items: flex-end;
  }

  .news-title {
    font-size: 16px;
  }
}