:root {
  color-scheme: dark;
  --bg: #0d1117;
  --panel-soft: rgba(22, 27, 34, 0.86);
  --panel-strong: rgba(17, 24, 39, 0.96);
  --border: rgba(139, 148, 158, 0.24);
  --border-strong: rgba(139, 148, 158, 0.36);
  --text: #f0f6fc;
  --muted: #8b949e;
  --blue: #2563eb;
  --blue-soft: rgba(37, 99, 235, 0.16);
  --shadow: 0 24px 60px rgba(1, 4, 9, 0.36);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: radial-gradient(circle at 50% -10%, rgba(37, 99, 235, 0.18), transparent 26%), linear-gradient(180deg, #0d1117 0%, #08111f 100%);
}

a { color: inherit; }
button, input, select { font: inherit; }

.page-shell { width: min(1280px, calc(100vw - 32px)); margin: 0 auto; padding: 24px 0 56px; }
.topbar, .hero, .toolbar, .insights-panel, .card {
  background: var(--panel-soft);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.topbar {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 16px 20px; border-radius: 18px; position: sticky; top: 16px; z-index: 10;
}
.brand-block, .topnav, .hero-pills, .hero-actions, .meta-grid, .topics, .page-tabs, .language-chips, .segmented-control, .summary-grid, .toolbar-head, .hero-side-metrics { display: flex; align-items: center; flex-wrap: wrap; }
.brand-block { gap: 12px; }
.brand-mark { width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center; background: linear-gradient(135deg, #1f6feb 0%, #0ea5e9 100%); color: white; font-weight: 800; }
.brand-name { font-size: 15px; font-weight: 700; }
.brand-subtitle { margin-top: 4px; color: var(--muted); font-size: 12px; }
.topnav { gap: 10px; }
.page-tab { text-decoration: none; color: var(--muted); padding: 8px 12px; border-radius: 10px; border: 1px solid transparent; }
.page-tab.active { color: var(--text); background: rgba(255,255,255,0.04); border-color: var(--border); }

.hero {
  margin-top: 18px; padding: 34px 32px; border-radius: 28px;
  display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.85fr); gap: 24px;
}
.hero-main { min-width: 0; }
.hero-pills { gap: 10px; }
.hero-pill { padding: 8px 12px; border-radius: 999px; background: rgba(37,99,235,0.14); color: #9ecbff; font-size: 12px; font-weight: 700; letter-spacing: 0.04em; }
.muted-pill { background: rgba(255,255,255,0.06); color: #d0d7de; }
.hero-title { margin: 18px 0 14px; font-size: clamp(3rem, 6vw, 5.4rem); line-height: 0.98; letter-spacing: -0.06em; display: flex; align-items: baseline; gap: 14px; flex-wrap: nowrap; }
.title-blue { color: #60a5fa; }
.title-white { color: var(--text); }
.hero-subtitle { max-width: 760px; margin: 0; color: #c9d1d9; font-size: 16px; line-height: 1.85; }
.hero-actions { gap: 12px; margin-top: 22px; }
.primary-button, .secondary-button, .segment-button, .language-chip { border: 1px solid transparent; cursor: pointer; transition: all .18s ease; }
.primary-button, .secondary-button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 42px; padding: 0 18px; border-radius: 12px; font-weight: 700; text-decoration: none; }
.primary-button { background: linear-gradient(135deg,#2563eb 0%,#1d4ed8 100%); color: white; box-shadow: 0 14px 28px rgba(37,99,235,0.26); }
.secondary-button { background: rgba(255,255,255,0.02); color: var(--text); border-color: var(--border); }
.compact-button { height: 40px; }
.large-button { padding: 0 20px; }
.primary-button:hover, .secondary-button:hover, .segment-button:hover, .language-chip:hover, .card:hover { transform: translateY(-1px); }

.hero-side { display: grid; gap: 14px; }
.hero-side-card {
  border-radius: 20px; border: 1px solid rgba(255,255,255,0.06);
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
  padding: 18px;
}
.hero-side-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.hero-side-label, .hero-side-time, .hero-metric-label { color: var(--muted); font-size: 12px; }
.hero-side-label { text-transform: uppercase; letter-spacing: 0.08em; color: #9ecbff; font-weight: 700; }
.hero-side-metrics { gap: 12px; margin-top: 14px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.hero-metric {
  padding: 14px; border-radius: 16px; border: 1px solid rgba(255,255,255,0.06);
  background: rgba(255,255,255,0.03);
}
.hero-metric strong { display: block; margin-top: 8px; font-size: 20px; color: #ffffff; line-height: 1.3; }
.hero-mini-window {
  padding: 14px; border-radius: 16px; background: #0f1726;
  border: 1px solid rgba(255,255,255,0.06);
}
.hero-mini-toolbar, .pseudo-window-toolbar { display: flex; gap: 8px; }
.hero-mini-toolbar span, .pseudo-window-toolbar span { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,0.22); }
.hero-mini-sheet, .pseudo-window-sheet {
  margin-top: 12px; padding: 16px; border-radius: 16px; background: linear-gradient(180deg, #f8fafc 0%, #e9eef6 100%);
  border: 1px solid rgba(255,255,255,0.06);
}
.hero-mini-badge-row { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.hero-mini-badge, .preview-source-badge, .preview-category-badge {
  display: inline-flex; align-items: center; height: 28px; padding: 0 10px; border-radius: 999px; font-size: 12px; font-weight: 700;
}
.hero-mini-badge.source { color: #60a5fa; background: rgba(96,165,250,0.14); }
.hero-mini-badge.category { color: #4b5563; background: rgba(15,23,38,0.08); }
.hero-mini-line, .preview-title-line, .preview-sub-line, .preview-poster-title, .preview-poster-line {
  height: 12px; margin-top: 12px; border-radius: 999px; background: rgba(15,23,38,0.14);
}
.hero-mini-line-title, .preview-poster-title { width: 72%; height: 14px; }
.hero-mini-line.short, .preview-poster-line.short, .preview-sub-line.short { width: 48%; }
.hero-mini-progress, .preview-progress-track {
  width: 100%; height: 10px; margin-top: 16px; border-radius: 999px; overflow: hidden; background: rgba(15,23,38,0.12);
}
.hero-mini-progress-fill, .preview-progress-fill { width: 42%; height: 100%; border-radius: inherit; background: linear-gradient(90deg, #2563eb, #60a5fa); }

.insights-panel { margin-top: 18px; padding: 22px; border-radius: 22px; }
.insights-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.insights-head h2 { margin: 0; font-size: 22px; }
.summary-card {
  margin-top: 16px; padding: 18px 20px; border-radius: 18px; border: 1px solid rgba(255,255,255,0.06);
  background: linear-gradient(90deg, rgba(37,99,235,0.18), rgba(245,158,11,0.10));
}
.summary-card-label { color: #9ecbff; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; }
.insight-note { margin-top: 10px; color: #dce6f0; font-size: 15px; line-height: 1.75; }
.insights-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-top: 16px; }
.insight-card {
  padding: 18px; border-radius: 18px; border: 1px solid rgba(255,255,255,0.06);
  background: rgba(255,255,255,0.03); position: relative; overflow: hidden; transition: transform .18s ease, border-color .18s ease;
}
.insight-card::before {
  content: ''; position: absolute; inset: 0 auto 0 0; width: 4px; background: #60a5fa;
}
.insight-card[data-tone='green']::before { background: #34d399; }
.insight-card[data-tone='gold']::before { background: #f59e0b; }
.insight-card:hover { transform: translateY(-2px); border-color: rgba(255,255,255,0.14); }
.insight-title { margin: 0 0 12px; font-size: 14px; color: #d0d7de; }
.insight-content { color: #f0f6fc; font-size: 14px; line-height: 1.7; }
.insight-content strong { color: #ffffff; }
.insight-list { margin: 0; padding-left: 18px; color: #d0d7de; display: grid; gap: 6px; }

.rank-panel {
  margin-top: 18px;
  padding: 22px;
  border-radius: 22px;
  background: var(--panel-soft);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}
.rank-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}
.rank-head h2 { margin: 0; font-size: 22px; }
.rank-intro, .rank-note {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
}
.rank-note { margin: 0; white-space: nowrap; }
.rank-bars { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 18px; }
.rank-bar-card {
  --rank-color: #60a5fa;
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.05);
  background: rgba(255,255,255,0.02);
}
.rank-bar-index {
  color: var(--rank-color);
  font-size: 20px;
  font-weight: 900;
  letter-spacing: -0.04em;
}
.rank-bar-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}
.rank-bar-title {
  color: #ffffff;
  font-size: 16px;
  font-weight: 800;
  line-height: 1.1;
  text-decoration: none;
}
.rank-bar-title:hover { color: var(--rank-color); }
.rank-bar-meta {
  margin-top: 6px;
  color: #8b949e;
  font-size: 12px;
}
.rank-bar-desc {
  margin-top: 6px;
  color: #c9d1d9;
  font-size: 12px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.rank-bar-value {
  flex-shrink: 0;
  color: var(--rank-color);
  font-size: 18px;
  font-weight: 800;
}
.rank-bar-track {
  width: 100%;
  height: 10px;
  margin-top: 12px;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(255,255,255,0.08);
}
.rank-bar-fill {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--rank-color), color-mix(in srgb, var(--rank-color) 78%, white));
}

.toolbar { margin-top: 18px; padding: 22px; border-radius: 22px; }
.toolbar-head { justify-content: space-between; gap: 16px; }
.toolbar-head h2 { margin: 0; font-size: 22px; }
.toolbar-grid { display: grid; grid-template-columns: 1.4fr 180px 1fr; gap: 14px; margin-top: 18px; }
.control-block { display: flex; flex-direction: column; gap: 8px; }
.control-label { color: #c9d1d9; font-size: 13px; font-weight: 700; }
.segmented-control { gap: 6px; padding: 4px; border-radius: 14px; border: 1px solid var(--border); background: rgba(255,255,255,0.02); }
.segment-button { height: 38px; padding: 0 14px; border-radius: 10px; color: var(--muted); background: transparent; }
.segment-button.active { color: var(--text); background: rgba(37,99,235,0.14); border-color: rgba(37,99,235,0.28); }
.select-control, .text-control {
  width: 100%; height: 46px; border-radius: 14px; border: 1px solid var(--border); background: rgba(255,255,255,0.03); color: var(--text); padding: 0 14px; outline: none;
}
.select-control {
  color-scheme: dark;
  background-color: #111827;
}
.select-control option {
  background: #111827;
  color: #f0f6fc;
}
.search-shell {
  display: flex; align-items: center; gap: 10px; padding: 0 14px; height: 46px;
  border-radius: 14px; border: 1px solid var(--border); background: rgba(255,255,255,0.03); transition: border-color .18s ease, box-shadow .18s ease;
}
.search-shell:focus-within { border-color: rgba(37,99,235,0.38); box-shadow: 0 0 0 4px rgba(37,99,235,0.12); }
.search-icon { color: #6e7681; font-size: 16px; }
.text-control { border: none; background: transparent; padding: 0; }
.text-control:focus { outline: none; }
.text-control::placeholder { color: #6e7681; }
.language-chips { gap: 10px; margin-top: 16px; }
.language-chip {
  height: 36px; padding: 0 13px; border-radius: 999px; background: rgba(255,255,255,0.02);
  color: var(--muted); border-color: var(--border); position: relative; overflow: hidden;
}
.language-chip.active { color: var(--text); background: rgba(37,99,235,0.14); border-color: rgba(37,99,235,0.3); }
.category-chip { border-color: color-mix(in srgb, var(--chip-color) 28%, rgba(255,255,255,0.12)); background: var(--chip-soft); color: color-mix(in srgb, var(--chip-color) 70%, white); }
.category-chip.active { background: color-mix(in srgb, var(--chip-color) 24%, rgba(255,255,255,0.02)); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--chip-color) 35%, transparent); }

.cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-top: 18px; }
.card {
  padding: 16px; border-radius: 20px; display: grid; gap: 12px; cursor: pointer; transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.card:hover { border-color: rgba(255,255,255,0.14); box-shadow: 0 28px 68px rgba(1,4,9,0.42); }
.pseudo-preview {
  display: block; padding: 14px; border-radius: 18px; background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.03));
  border: 1px solid rgba(255,255,255,0.06); text-decoration: none;
}
.pseudo-window-sheet { margin-top: 12px; }
.preview-copy { margin-top: 12px; }
.preview-copy-title {
  color: #0f172a;
  font-size: 14px;
  font-weight: 800;
  line-height: 1.3;
}
.preview-copy-subtitle {
  margin-top: 6px;
  color: #475569;
  font-size: 12px;
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.pseudo-preview-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.preview-source-badge { color: var(--badge-color, #60a5fa); background: var(--badge-soft, rgba(96,165,250,0.14)); }
.preview-category-badge { color: #4b5563; background: rgba(15,23,38,0.08); }
.preview-artboard,
.preview-poster,
.preview-side-stack,
.preview-side-card { display: none; }
.card-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
.rank { color: var(--card-accent, #9ecbff); font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; }
.repo-link { display: inline-block; margin-top: 6px; color: #ffffff; font-size: 18px; font-weight: 800; line-height: 1.25; text-decoration: none; }
.repo-link:hover, .inline-link:hover { color: var(--card-accent, #9ecbff); text-decoration: underline; text-underline-offset: 4px; }
.stars-today {
  flex-shrink: 0; padding: 10px 12px; border-radius: 14px; background: var(--card-accent-soft, rgba(37,99,235,0.14));
  color: var(--card-accent, #9ecbff); font-size: 13px; font-weight: 700;
}
.summary-grid { gap: 10px; display: grid; }
.summary-item { margin: 0; color: #d0d7de; line-height: 1.65; font-size: 13px; }
.summary-what { color: #f0f6fc; font-weight: 700; }
.summary-who, .summary-highlight { color: #aeb8c5; }
.inline-link { color: inherit; }
.meta-grid, .topics { gap: 10px; }
.meta-item, .topic-pill {
  display: inline-flex; align-items: center; min-height: 32px; padding: 7px 10px; border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.06); background: rgba(255,255,255,0.03); color: #d0d7de; font-size: 13px; text-decoration: none;
}
.meta-link { color: #9ecbff; background: rgba(37,99,235,0.12); border-color: rgba(37,99,235,0.22); }
.topic-pill {
  color: color-mix(in srgb, var(--topic-color, #60a5fa) 74%, white);
  background: var(--topic-soft, rgba(37,99,235,0.12));
  border-color: color-mix(in srgb, var(--topic-color, #60a5fa) 26%, rgba(255,255,255,0.06));
}
.empty-state {
  margin-top: 18px; padding: 28px 18px; border-radius: 20px; background: var(--panel-soft); border: 1px solid var(--border); text-align: center; color: var(--muted);
}
.hidden { display: none !important; }

@media (max-width: 1080px) {
  .hero, .insights-grid, .cards, .toolbar-grid, .hero-side-metrics, .rank-bars { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .page-shell { width: min(1280px, calc(100vw - 18px)); }
  .topbar, .toolbar-head, .card-head, .pseudo-preview-head, .hero { flex-direction: column; align-items: flex-start; display: flex; }
  .topnav { width: 100%; }
  .toolbar-grid, .cards, .insights-grid, .preview-artboard, .rank-bar-card { grid-template-columns: 1fr; }
  .hero-title { flex-wrap: wrap; gap: 0; }
  .rank-head, .rank-bar-head { flex-direction: column; align-items: flex-start; }
}