:root {
  color-scheme: light dark;
  --bg: #f4f6f8;
  --surface: #ffffff;
  --surface-muted: #f1f5f9;
  --text: #142033;
  --muted: #5d6979;
  --line: #d9e1ec;
  --accent: #096c6f;
  --accent-strong: #064f52;
  --accent-soft: #e2f4f1;
  --ink: #10233e;
  --gold: #b88735;
  --gold-soft: #fff6e6;
  --warning: #8a5a00;
  --shadow: 0 16px 40px rgba(19, 32, 51, 0.08);
  --soft-shadow: 0 10px 28px rgba(16, 35, 62, 0.08);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, #eef3f7 0%, #f7f9fb 260px, var(--bg) 100%);
  color: var(--text);
  line-height: 1.7;
}

a {
  color: var(--accent);
  text-underline-offset: 0.18em;
}

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

.report-page {
  min-width: 0;
  width: 100%;
  padding: 32px 16px 56px;
}

.daily-report {
  min-width: 0;
  width: min(1440px, 100%);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.site-header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  width: min(1440px, calc(100% - 48px));
  min-height: 72px;
  margin: 0 auto;
}

.brand-mark {
  display: inline-grid;
  grid-template-columns: 42px auto;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 800;
  text-decoration: none;
}

.brand-mark span {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 8px;
  background: var(--ink);
  color: #ffffff;
  font-size: 0.74rem;
}

.brand-mark strong {
  font-size: 1rem;
}

.site-nav {
  display: flex;
  flex: 1;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}

.site-nav a,
.site-actions a {
  padding: 8px 10px;
  border-radius: 8px;
  color: var(--text);
  font-size: 0.94rem;
  font-weight: 700;
  text-decoration: none;
}

.site-nav a:hover,
.site-actions a:hover {
  background: var(--surface-muted);
  color: var(--accent);
}

.site-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 0.9rem;
}

.site-actions span {
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-muted);
  color: var(--muted);
}

.parameter-entry {
  display: grid;
  gap: 18px;
}

.parameter-entry > *,
#report-root {
  min-width: 0;
  max-width: 100%;
}

.parameter-entry-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  width: min(1440px, 100%);
  min-width: 0;
  max-width: 100%;
  margin: 0 auto;
  padding: 14px 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
}

.parameter-entry-bar form {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.parameter-entry-bar label {
  color: var(--text);
  font-weight: 700;
}

.parameter-entry-bar select,
.parameter-entry-bar button {
  min-height: 38px;
  border-radius: 8px;
  font: inherit;
}

.parameter-entry-bar select {
  max-width: min(360px, 100%);
  padding: 6px 34px 6px 10px;
  background: var(--surface-muted);
  border: 1px solid var(--line);
  color: var(--text);
}

.parameter-entry-bar button {
  padding: 6px 13px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #ffffff;
  font-weight: 700;
  cursor: pointer;
}

.parameter-entry-bar > span {
  overflow-wrap: anywhere;
  font-size: 0.9rem;
}

.report-hero,
.report-section {
  min-width: 0;
  max-width: 100%;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 10px 28px rgba(19, 32, 51, 0.06);
}

.report-hero {
  padding: clamp(28px, 5vw, 56px);
}

.ad-slot {
  display: block;
  min-width: 0;
  max-width: 100%;
  min-height: 96px;
  margin-top: 18px;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.ad-slot-report-top {
  padding: 10px;
}

.ad-slot-report-inline {
  margin-top: 18px;
  padding: 10px;
}

.article-hero {
  overflow: hidden;
  padding: clamp(26px, 5vw, 48px);
  background:
    radial-gradient(circle at 76% 8%, rgba(184, 135, 53, 0.12), transparent 34%),
    linear-gradient(180deg, #ffffff 0%, #fbfcfd 100%);
  border-color: #d7e0ea;
  box-shadow: var(--soft-shadow);
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
}

.breadcrumbs a {
  color: var(--ink);
  text-decoration: none;
}

.breadcrumbs span::before {
  content: ">";
  margin-right: 8px;
  color: var(--gold);
}

.article-label-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.channel-label,
.date-label {
  display: inline-flex;
  min-height: 30px;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 800;
}

.channel-label {
  background: var(--gold-soft);
  color: #8a5a00;
}

.date-label {
  background: var(--surface-muted);
  color: var(--muted);
}

.dek {
  max-width: 840px;
  margin: 16px 0 0;
  color: var(--muted);
  font-size: clamp(1.08rem, 2vw, 1.35rem);
  line-height: 1.75;
}

.byline-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
  color: var(--muted);
  font-size: 0.92rem;
}

.byline-row span + span::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 4px;
  margin: 0 12px 2px 0;
  border-radius: 50%;
  background: var(--gold);
}

.share-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-top: 24px;
}

.share-strip a {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  background: var(--ink);
  color: #ffffff;
  font-size: 0.88rem;
  font-weight: 800;
  text-decoration: none;
}

.share-strip a:nth-child(2) {
  background: #1c6d8c;
}

.share-strip a:nth-child(3) {
  background: var(--accent);
}

.share-strip a:nth-child(4) {
  background: var(--gold);
}

.article-visual {
  margin: 28px 0 0;
}

.article-visual img {
  display: block;
  width: 100%;
  aspect-ratio: 1200 / 620;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-muted);
}

.article-visual figcaption {
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.86rem;
}

.report-hero.compact {
  padding-bottom: 36px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.28;
  letter-spacing: 0;
}

h1 {
  max-width: 900px;
  font-family: "Songti SC", "STSong", "Noto Serif CJK SC", Georgia, serif;
  font-size: clamp(2.25rem, 5vw, 4.35rem);
  font-weight: 800;
  overflow-wrap: anywhere;
  word-break: break-word;
}

h2 {
  font-size: clamp(1.35rem, 2vw, 1.85rem);
}

h3 {
  font-size: 1.05rem;
}

.summary {
  max-width: 860px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 1.05rem;
  overflow-wrap: anywhere;
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.meta-grid > div {
  min-width: 0;
  padding: 16px;
  background: var(--surface-muted);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.meta-grid span {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 0.84rem;
}

.meta-grid strong {
  overflow-wrap: anywhere;
  font-size: 1rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.button-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 8px 14px;
  border-radius: 8px;
  background: var(--accent);
  color: #ffffff;
  font-weight: 700;
  text-decoration: none;
}

.button-link:hover {
  color: #ffffff;
  background: var(--accent-strong);
}

.button-link.secondary {
  background: var(--surface-muted);
  color: var(--accent);
  border: 1px solid var(--line);
}

.report-toc {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  min-width: 0;
  max-width: 100%;
  margin: 18px 0;
  padding: 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.report-toc a {
  min-width: 0;
  overflow-wrap: anywhere;
  padding: 10px 12px;
  background: var(--surface-muted);
  border-radius: 8px;
  color: var(--text);
  font-size: 0.92rem;
  text-decoration: none;
}

.report-toc a:hover {
  color: var(--accent);
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1040px) 320px;
  justify-content: center;
  gap: 28px;
  margin-top: 18px;
  align-items: start;
}

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

.article-sidebar {
  position: sticky;
  top: 92px;
  display: grid;
  gap: 12px;
  order: 2;
  min-width: 0;
}

.sidebar-card {
  padding: 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}

.sidebar-card h2 {
  margin-bottom: 12px;
  font-size: 1rem;
}

.sidebar-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.sidebar-score {
  background: var(--ink);
  color: #ffffff;
  border-color: var(--ink);
}

.sidebar-score span {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.85rem;
}

.sidebar-score strong {
  display: block;
  margin: 4px 0 8px;
  font-size: 2.5rem;
  line-height: 1;
}

.sidebar-score p {
  color: rgba(255, 255, 255, 0.76);
}

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

.metric-list div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.metric-list div:last-child {
  border-bottom: 0;
}

.metric-list span {
  color: var(--muted);
  font-size: 0.9rem;
}

.metric-list strong {
  font-size: 1.1rem;
}

.sidebar-links {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 18px;
}

.sidebar-links a,
.sidebar-button {
  color: var(--accent);
  font-weight: 800;
  text-decoration: none;
}

.sidebar-button {
  display: inline-flex;
  min-height: 36px;
  align-items: center;
  margin-top: 12px;
}

.report-section {
  margin-top: 18px;
  padding: clamp(26px, 4vw, 42px);
}

.report-section > h2 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: var(--ink);
  font-size: clamp(1.25rem, 2vw, 1.72rem);
}

.report-section > h2::before {
  content: "";
  display: inline-block;
  width: 5px;
  height: 1.3em;
  border-radius: 999px;
  background: var(--gold);
}

.callout,
.collection-notes {
  padding: 18px;
  background: linear-gradient(135deg, var(--accent-soft), #f8fbfd);
  border: 1px solid rgba(9, 108, 111, 0.2);
  border-radius: 8px;
}

.callout p,
.collection-notes p,
.collection-notes ul {
  margin: 0;
}

.callout p + p {
  margin-top: 10px;
}

.summary-structured ul {
  display: grid;
  gap: 10px;
  margin: 12px 0;
  padding-left: 22px;
}

.summary-structured li {
  padding-left: 2px;
}

.summary-lede,
.summary-conclusion {
  font-weight: 700;
}

.collection-notes {
  margin-bottom: 18px;
}

.collection-notes h3 {
  margin-bottom: 10px;
}

.collection-notes ul {
  padding-left: 20px;
}

.table-wrap {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
}

table {
  width: 100%;
  min-width: 880px;
  border-collapse: collapse;
  background: var(--surface);
}

th,
td {
  padding: 13px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--ink);
  color: #ffffff;
  font-size: 0.9rem;
  white-space: nowrap;
}

td {
  color: var(--muted);
  font-size: 0.94rem;
}

td small {
  display: block;
  margin-top: 6px;
}

tr:last-child td {
  border-bottom: 0;
}

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

.info-card {
  min-width: 0;
  padding: 20px;
  background: linear-gradient(180deg, #ffffff 0%, var(--surface-muted) 100%);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.section-note {
  margin: -4px 0 18px;
  color: var(--muted);
}

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

.video-card {
  min-width: 0;
  padding: 16px;
  background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.video-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: 8px;
  background: #0f1724;
}

.video-frame iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.video-card h3 {
  margin: 12px 0 6px;
  color: var(--ink);
}

.video-card p {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 0.92rem;
}

.info-card h3 {
  margin-bottom: 10px;
  color: var(--ink);
}

.info-card p {
  margin: 0;
  color: var(--muted);
}

.tag-board {
  display: grid;
  gap: 20px;
}

.tag-board-head {
  display: grid;
  gap: 8px;
}

.tag-board-head h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(1.35rem, 2vw, 1.9rem);
}

.tag-board-head p {
  max-width: 760px;
  margin: 0;
  color: var(--muted);
}

.tag-group {
  display: grid;
  gap: 14px;
  min-width: 0;
  padding: 18px;
  background: linear-gradient(180deg, #ffffff 0%, #f8fbfd 100%);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.tag-group-academic {
  border-left: 5px solid #276d9a;
}

.tag-group-industry {
  border-left: 5px solid var(--gold);
}

.tag-group-header {
  display: grid;
  gap: 4px;
}

.tag-group-header span {
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.tag-group-header h3 {
  margin: 0;
  color: var(--ink);
  font-size: 1.32rem;
}

.tag-group-header p {
  margin: 0;
  color: var(--muted);
}

.tag-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  grid-auto-flow: dense;
  gap: 12px;
  align-items: start;
}

.brief-tag {
  display: block;
  min-width: 0;
  height: 184px;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 8px 22px rgba(16, 35, 62, 0.05);
}

.brief-tag[open] {
  grid-column: 1 / -1;
  height: auto;
  max-height: none;
  overflow: visible;
  border-color: rgba(9, 108, 111, 0.38);
  box-shadow: var(--soft-shadow);
}

.brief-tag summary {
  display: flex;
  height: 100%;
  min-width: 0;
  flex-direction: column;
  gap: 8px;
  overflow: hidden;
  padding: 14px;
  cursor: pointer;
  list-style: none;
}

.brief-tag summary::-webkit-details-marker {
  display: none;
}

.brief-tag[open] summary {
  height: auto;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #ffffff 0%, #f6fbfb 100%);
}

.brief-tag-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.brief-tag-meta span,
.brief-tag-meta em {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 0.74rem;
  font-style: normal;
  font-weight: 800;
}

.brief-tag-meta span {
  max-width: 70%;
  overflow: hidden;
  background: var(--accent-soft);
  color: var(--accent-strong);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.brief-tag-meta em {
  flex: 0 0 auto;
  background: var(--gold-soft);
  color: var(--warning);
}

.brief-tag h4,
.brief-tag-expanded h4 {
  display: -webkit-box;
  margin: 0;
  overflow: hidden;
  color: var(--ink);
  font-size: 1rem;
  line-height: 1.35;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.brief-tag p {
  display: -webkit-box;
  margin: 0;
  overflow: hidden;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.55;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
}

.brief-tag-action {
  margin-top: auto;
  color: var(--accent);
  font-size: 0.86rem;
  font-weight: 800;
}

.brief-tag-expanded {
  display: grid;
  gap: 10px;
  padding: 16px;
}

.brief-tag-expanded h4 {
  display: block;
  overflow: visible;
  font-size: 1.08rem;
  -webkit-box-orient: initial;
  -webkit-line-clamp: unset;
}

.brief-tag-expanded p {
  display: block;
  overflow: visible;
  max-width: 860px;
  color: var(--muted);
  -webkit-box-orient: initial;
  -webkit-line-clamp: unset;
}

.brief-tag-expanded a {
  width: fit-content;
  font-size: 0.9rem;
  font-weight: 800;
  text-decoration: none;
}

.tag-detail {
  display: grid;
  gap: 14px;
}

.tag-detail h4 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(1.08rem, 1.8vw, 1.42rem);
  line-height: 1.35;
}

.tag-detail h5 {
  margin: 0 0 6px;
  color: var(--ink);
  font-size: 0.94rem;
}

.tag-detail section p {
  margin: 0;
  max-width: 920px;
  color: var(--muted);
}

.tag-detail-visual {
  width: min(420px, 100%);
  margin: 0;
}

.tag-detail-visual img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f0f6ff;
}

.tag-detail-visual figcaption {
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.84rem;
}

.tag-detail-facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
  margin: 0;
}

.tag-detail-facts div {
  min-width: 0;
  padding: 10px 12px;
  background: var(--surface-muted);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.tag-detail-facts dt {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.tag-detail-facts dd {
  margin: 4px 0 0;
  overflow-wrap: anywhere;
  color: var(--text);
  font-size: 0.92rem;
}

.tag-detail-video {
  max-width: 760px;
  padding: 0;
  border: 0;
  box-shadow: none;
}

.paper-card {
  border: 1px solid #d8e3ef;
  background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
}

.paper-card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.paper-index,
.paper-theme {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
}

.paper-index {
  background: #eaf4ff;
  color: #1a4f8a;
}

.paper-theme {
  background: #edf8ef;
  color: #255f33;
}

.paper-card-image {
  width: 100%;
  height: 124px;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid #d7e0ea;
  margin: 8px 0 10px;
  background: #f0f6ff;
}

.empty-state {
  margin: 0;
  padding: 16px;
  background: var(--surface-muted);
  border: 1px dashed var(--line);
  border-radius: 8px;
  color: var(--muted);
}

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

.linked-list li {
  display: grid;
  gap: 6px;
  padding: 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.compact-list {
  gap: 8px;
}

.compact-list li {
  padding: 12px 14px;
}

.linked-list strong {
  color: var(--ink);
}

.linked-list span,
.linked-list small {
  color: var(--muted);
}

.credibility {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
  white-space: nowrap;
}

.credibility-s {
  background: #e8f3ff;
  color: #0b5294;
}

.credibility-a {
  background: #e8f7ec;
  color: #176c31;
}

.credibility-b {
  background: #fff5df;
  color: var(--warning);
}

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

.source-card {
  display: grid;
  gap: 5px;
  min-width: 0;
  padding: 14px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  text-decoration: none;
}

.source-card:hover {
  border-color: rgba(9, 108, 111, 0.36);
  box-shadow: var(--soft-shadow);
}

.source-card span,
.source-card em {
  color: var(--muted);
  font-size: 0.85rem;
  font-style: normal;
}

.source-card strong {
  overflow-wrap: anywhere;
}

.archive-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding-left: 24px;
}

.archive-list li {
  padding: 12px 14px;
  background: var(--surface-muted);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.archive-list a {
  font-weight: 700;
}

.archive-list time {
  display: block;
  color: var(--muted);
  font-size: 0.9rem;
}

.report-footer {
  margin-top: 18px;
  padding: 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
}

.report-footer p {
  margin: 0;
}

.report-footer p + p {
  margin-top: 8px;
}

@media (max-width: 820px) {
  .site-header {
    position: static;
  }

  .site-header-inner {
    width: calc(100% - 24px);
    min-height: auto;
    padding: 12px 0;
    flex-wrap: wrap;
    gap: 10px;
  }

  .brand-mark {
    flex: 1 1 100%;
  }

  .site-nav {
    order: 3;
    flex-basis: 100%;
  }

  .report-page {
    padding: 18px 12px 40px;
  }

  .meta-grid,
  .report-toc,
  .subsection-grid,
  .video-grid,
  .tag-grid,
  .source-grid {
    grid-template-columns: 1fr;
  }

  .brief-tag[open] {
    grid-column: span 1;
  }

  .article-layout {
    grid-template-columns: 1fr;
  }

  .article-sidebar {
    position: static;
    order: -1;
  }

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

  .report-hero,
  .report-section {
    box-shadow: none;
  }

  .parameter-entry-bar {
    align-items: stretch;
  }

  .parameter-entry-bar form,
  .parameter-entry-bar > span,
  .parameter-entry-bar > a {
    width: 100%;
  }

  .parameter-entry-bar select {
    flex: 1 1 220px;
    min-width: 0;
  }

  table {
    min-width: 760px;
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101722;
    --surface: #162231;
    --surface-muted: #1f2d3d;
    --text: #edf4fb;
    --muted: #afbdcb;
    --line: #2f4053;
    --accent: #58d2c7;
    --accent-strong: #87e8df;
    --accent-soft: #143a3b;
    --ink: #edf4fb;
    --gold: #d2a761;
    --gold-soft: #3a2d18;
    --warning: #ffd078;
    --shadow: 0 16px 40px rgba(0, 0, 0, 0.22);
    --soft-shadow: 0 16px 40px rgba(0, 0, 0, 0.2);
  }

  .site-header {
    background: rgba(16, 23, 34, 0.94);
  }

  .button-link {
    color: #052425;
  }

  .button-link:hover {
    color: #052425;
  }

  .parameter-entry-bar button {
    color: #052425;
  }

  .article-hero,
  .callout,
  .collection-notes,
  .info-card {
    background: var(--surface);
  }

  .share-strip a,
  .sidebar-score,
  th {
    background: #0b1726;
  }

  .credibility-s {
    background: #17324d;
    color: #9fd0ff;
  }

  .credibility-a {
    background: #143c25;
    color: #9be5af;
  }

  .credibility-b {
    background: #463515;
    color: #ffd078;
  }
}