:root {
  --bg: #f6f4ef;
  --ink: #171817;
  --muted: #686b66;
  --soft: #ebe8df;
  --line: #d9d5ca;
  --card: rgba(255, 255, 252, 0.82);
  --deep: #20231f;
  --green: #2f7251;
  --amber: #8e671e;
  --blue: #315f86;
  --shadow: 0 24px 70px rgba(32, 35, 31, 0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 252, 0.72), rgba(246, 244, 239, 0.96)),
    radial-gradient(circle at 12% 0%, rgba(49, 95, 134, 0.13), transparent 28%),
    radial-gradient(circle at 90% 18%, rgba(47, 114, 81, 0.10), transparent 24%),
    var(--bg);
  color: var(--ink);
  font-family: "Songti SC", "STSong", "Noto Serif CJK SC", "Source Han Serif SC", SimSun, serif;
}

a { color: inherit; }

.showcase-shell {
  width: min(1440px, calc(100% - 40px));
  margin: 0 auto;
  padding: 36px 0 56px;
}

.hero {
  min-height: 360px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 430px;
  gap: 36px;
  align-items: stretch;
  padding: 38px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 252, 0.72);
  box-shadow: var(--shadow);
  backdrop-filter: blur(20px);
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: 850px;
}

.eyebrow,
.section-kicker {
  margin: 0;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1 {
  margin: 22px 0 0;
  max-width: 760px;
  font-size: clamp(46px, 7.2vw, 92px);
  line-height: 1.08;
  letter-spacing: 0;
  font-weight: 900;
}

.hero-board {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  align-content: end;
}

.metric {
  min-height: 124px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--soft);
}

.metric.primary {
  grid-column: span 2;
  min-height: 148px;
  background: var(--deep);
  color: #fbfaf6;
}

.metric span {
  display: block;
  font-size: 42px;
  font-weight: 900;
  line-height: 1;
}

.metric.primary span { font-size: 68px; }

.metric small {
  color: currentColor;
  opacity: 0.72;
}

.section {
  margin-top: 20px;
}

.intro-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 20px;
}

.narrative-card,
.timeline,
.category-card,
.feature-card,
.catalog-group {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--card);
  backdrop-filter: blur(18px);
}

.narrative-card {
  min-height: 220px;
  padding: 28px;
}

.muted-card { background: rgba(235, 232, 223, 0.78); }

.narrative-card h2,
.section-head h2 {
  margin: 12px 0 0;
  font-size: clamp(28px, 4vw, 52px);
  line-height: 1.05;
  letter-spacing: 0;
}

.narrative-card p,
.section-head p {
  max-width: 680px;
  margin: 18px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.quote-card blockquote {
  max-width: 100%;
  margin: 18px 0 0;
  color: var(--ink);
  font-size: clamp(38px, 4.8vw, 68px);
  font-weight: 900;
  line-height: 1.16;
  white-space: nowrap;
  text-align: left;
}

.quote-card p {
  text-align: left;
}

.quote-card {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.recent-list {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.recent-item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  color: inherit;
  text-decoration: none;
  transition: color 160ms ease, transform 160ms ease;
}

.recent-item:hover {
  color: var(--blue);
  transform: translateX(2px);
}

.recent-item .idx {
  color: var(--blue);
  font-weight: 900;
}

.recent-item strong {
  display: block;
  font-size: 16px;
  line-height: 1.45;
}

.recent-item span {
  display: block;
  margin-top: 5px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin: 42px 0 16px;
}

.section-head.compact h2 { font-size: 38px; }
.section-head.compact p { margin: 0; }

.timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  overflow: hidden;
}

.time-column {
  min-height: 360px;
  padding: 22px;
  border-right: 1px solid var(--line);
}

.time-column:last-child { border-right: 0; }

.time-column h3 {
  margin: 0;
  font-size: 18px;
}

.time-count {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
}

.time-list {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.mini-item {
  display: block;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  color: inherit;
  text-decoration: none;
  transition: color 160ms ease, transform 160ms ease;
}

.mini-item:hover {
  color: var(--blue);
  transform: translateX(2px);
}

.mini-item strong {
  display: block;
  font-size: 14px;
  line-height: 1.45;
}

.mini-item span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.55;
}

.category-gallery {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.category-card {
  min-height: 210px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.category-card h3 {
  margin: 0;
  font-size: 20px;
  line-height: 1.25;
}

.category-card .count {
  font-size: 42px;
  font-weight: 900;
}

.category-card p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.65;
}

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

.feature-card {
  min-height: 260px;
  padding: 22px;
  display: grid;
  align-content: space-between;
  gap: 22px;
}

.feature-card .number {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: var(--deep);
  color: #fff;
  font-weight: 900;
}

.feature-card h3 {
  margin: 18px 0 0;
  font-size: 22px;
  line-height: 1.3;
}

.feature-card p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.75;
}

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

.tag {
  padding: 5px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255, 255, 252, 0.55);
  font-size: 12px;
}

.tag.verified { color: var(--green); }
.tag.review { color: var(--amber); }
.tag.waiting { color: var(--muted); }

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

.catalog-group {
  overflow: hidden;
}

.catalog-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  padding: 18px 22px;
  background: rgba(235, 232, 223, 0.55);
}

.catalog-header h3 {
  margin: 0;
  font-size: 21px;
}

.catalog-header span {
  color: var(--muted);
  font-size: 13px;
}

.catalog-list {
  display: grid;
}

.catalog-item {
  display: grid;
  grid-template-columns: 48px minmax(0, 1.3fr) minmax(180px, 0.7fr) minmax(220px, 1fr);
  gap: 16px;
  padding: 16px 22px;
  border-top: 1px solid var(--line);
  align-items: start;
}

.catalog-item .idx {
  color: var(--muted);
  font-weight: 800;
}

.catalog-item h4 {
  margin: 0;
  font-size: 16px;
  line-height: 1.45;
}

.catalog-item p,
.catalog-item a {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.65;
  overflow-wrap: anywhere;
}

.catalog-item a {
  color: var(--blue);
  text-decoration: none;
}

.status-section {
  margin-top: 28px;
}

.status-card {
  min-height: 260px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--deep);
  color: #fbfaf6;
}

.status-card .section-kicker {
  color: #9fb8ca;
}

.status-card h2 {
  max-width: 900px;
  margin: 16px 0 0;
  font-size: clamp(34px, 5vw, 72px);
  line-height: 1.08;
}

.status-card p {
  max-width: 780px;
  margin: 22px 0 0;
  color: rgba(251, 250, 246, 0.72);
  font-size: 17px;
  line-height: 1.8;
}

.site-footer {
  margin-top: 28px;
  min-height: 210px;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 34px;
  padding: 34px;
  border-radius: 8px;
  background: #30302d;
  color: rgba(255, 255, 252, 0.72);
  text-align: center;
}

.site-footer div {
  display: inline-block;
  padding: 0 48px;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.8;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 24px;
  font-size: 14px;
}

@media (max-width: 1080px) {
  .hero,
  .intro-grid,
  .timeline,
  .featured-grid {
    grid-template-columns: 1fr;
  }

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

  .time-column {
    min-height: 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .time-column:last-child { border-bottom: 0; }

  .catalog-item {
    grid-template-columns: 42px minmax(0, 1fr);
  }

  .catalog-item > div {
    grid-column: 2;
    min-width: 0;
  }

  .catalog-item p,
  .catalog-item a {
    grid-column: 2;
  }
}

@media (max-width: 640px) {
  .showcase-shell {
    width: min(100% - 22px, 1440px);
    padding: 12px 0 32px;
  }

  .hero {
    min-height: 0;
    padding: 22px;
  }

  h1 {
    font-size: 42px;
  }

  .lead {
    font-size: 16px;
  }

  .quote-card blockquote {
    font-size: clamp(28px, 9vw, 44px);
    white-space: normal;
  }

  .hero-board,
  .category-gallery {
    grid-template-columns: 1fr;
  }

  .catalog-header {
    padding: 16px;
  }

  .catalog-item {
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 10px;
    padding: 16px;
  }

  .catalog-item .idx {
    font-size: 16px;
  }

  .catalog-item h4 {
    font-size: 17px;
  }

  .metric.primary {
    grid-column: auto;
  }

  .section-head {
    display: block;
  }

  .narrative-card,
  .time-column,
  .category-card,
  .feature-card {
    padding: 18px;
  }
}