:root {
  --bg: #f5efe4;
  --bg-soft: #efe5d6;
  --surface: rgba(255, 251, 245, 0.72);
  --surface-strong: rgba(255, 248, 239, 0.9);
  --text: #1f2430;
  --muted: #5f665f;
  --line: rgba(31, 36, 48, 0.12);
  --primary: #cc6c4a;
  --primary-deep: #8f4427;
  --accent: #36695d;
  --accent-soft: #d8e6dd;
  --shadow: 0 24px 80px rgba(58, 41, 28, 0.12);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font-family: "Avenir Next", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(204, 108, 74, 0.22), transparent 28%),
    radial-gradient(circle at 90% 10%, rgba(54, 105, 93, 0.18), transparent 24%),
    linear-gradient(180deg, #f8f2e8 0%, #f3ebde 42%, #efe6d9 100%);
  min-height: 100vh;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: auto;
  width: 26rem;
  height: 26rem;
  border-radius: 50%;
  filter: blur(70px);
  pointer-events: none;
  z-index: -1;
  opacity: 0.45;
}

body::before {
  top: -8rem;
  right: -6rem;
  background: rgba(204, 108, 74, 0.26);
}

body::after {
  left: -10rem;
  bottom: -12rem;
  background: rgba(54, 105, 93, 0.2);
}

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

img {
  max-width: 100%;
  display: block;
}

.page-shell {
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(245, 239, 228, 0.55);
  border-bottom: 1px solid rgba(31, 36, 48, 0.08);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
}

.brand-mark {
  width: 2.9rem;
  height: 2.9rem;
  border-radius: 1rem;
  display: grid;
  place-items: center;
  font-family: "Iowan Old Style", "Palatino Linotype", serif;
  font-size: 1.2rem;
  color: #fff8ef;
  background:
    linear-gradient(135deg, var(--primary) 0%, #df9a5e 58%, var(--accent) 100%);
  box-shadow: 0 14px 28px rgba(143, 68, 39, 0.18);
}

.brand-text {
  display: grid;
  gap: 0.15rem;
}

.brand-name {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.brand-tag {
  color: var(--muted);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  flex-wrap: wrap;
}

.nav-link {
  padding: 0.72rem 1rem;
  border-radius: 999px;
  color: var(--muted);
  transition: 220ms ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text);
  background: rgba(255, 251, 245, 0.9);
  box-shadow: 0 8px 20px rgba(31, 36, 48, 0.08);
}

.cta-chip {
  padding: 0.8rem 1.2rem;
  border-radius: 999px;
  background: var(--text);
  color: #fff8ef;
  transition: transform 220ms ease, box-shadow 220ms ease;
}

.cta-chip:hover,
.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 28px rgba(31, 36, 48, 0.16);
}

main {
  padding: 2rem 0 4rem;
}

.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr;
  gap: 1.5rem;
  align-items: stretch;
  padding: 2.5rem 0 1rem;
}

.panel {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.58);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.hero-copy {
  padding: 3rem;
  position: relative;
  overflow: hidden;
}

.hero-copy::after {
  content: "";
  position: absolute;
  inset: auto -2rem -4rem auto;
  width: 15rem;
  height: 15rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(204, 108, 74, 0.18), transparent 68%);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  color: var(--accent);
  background: rgba(216, 230, 221, 0.88);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.76rem;
}

.hero h1,
.page-title h1 {
  margin: 1rem 0 0.8rem;
  font-family: "Iowan Old Style", "Palatino Linotype", "Songti SC", serif;
  font-size: clamp(2.7rem, 5vw, 5rem);
  line-height: 0.98;
  letter-spacing: -0.04em;
}

.hero p,
.page-title p,
.section-head p,
.card p,
.story-copy p,
.footer-note {
  color: var(--muted);
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-height: 3.2rem;
  padding: 0 1.4rem;
  border-radius: 999px;
  transition: 220ms ease;
}

.button.primary {
  background: linear-gradient(135deg, var(--primary) 0%, #d58a50 100%);
  color: #fff8ef;
}

.button.secondary {
  background: rgba(255, 251, 245, 0.86);
  border: 1px solid rgba(31, 36, 48, 0.08);
}

.hero-aside {
  display: grid;
  gap: 1rem;
}

.feature-card,
.stat-card,
.info-card,
.showcase-card,
.contact-card,
.quote-card {
  padding: 1.4rem;
  background: var(--surface-strong);
  border: 1px solid rgba(255, 255, 255, 0.64);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.feature-card {
  min-height: 17rem;
  background:
    linear-gradient(160deg, rgba(255, 248, 239, 0.96) 0%, rgba(255, 240, 225, 0.85) 100%);
}

.feature-topline,
.metric-label,
.mini-label {
  color: var(--muted);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.feature-grid,
.stats-grid,
.highlights,
.cards-grid,
.contact-grid,
.timeline {
  display: grid;
  gap: 1rem;
}

.feature-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 1.1rem;
}

.mini-block {
  padding: 1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(31, 36, 48, 0.06);
}

.mini-value,
.metric-value {
  margin-top: 0.4rem;
  font-size: 1.55rem;
  font-weight: 700;
}

.section {
  padding: 1.2rem 0;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.3rem;
}

.section-head h2 {
  margin: 0;
  font-family: "Iowan Old Style", "Palatino Linotype", "Songti SC", serif;
  font-size: clamp(2rem, 3vw, 3rem);
  line-height: 1.05;
}

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

.stat-card {
  padding: 1.6rem;
}

.metric-value {
  font-family: "Iowan Old Style", "Palatino Linotype", serif;
  font-size: 2.3rem;
}

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

.showcase-card {
  overflow: hidden;
  min-height: 22rem;
}

.card-visual {
  height: 14rem;
  border-radius: calc(var(--radius-lg) - 4px);
  background-size: cover;
  background-position: center;
}

.visual-a {
  background:
    linear-gradient(130deg, rgba(54, 105, 93, 0.72), rgba(17, 27, 27, 0.18)),
    radial-gradient(circle at 24% 22%, rgba(255, 255, 255, 0.6), transparent 18%),
    linear-gradient(135deg, #7da89d 0%, #3f6f64 45%, #213b3d 100%);
}

.visual-b {
  background:
    linear-gradient(140deg, rgba(204, 108, 74, 0.84), rgba(90, 51, 34, 0.2)),
    radial-gradient(circle at 70% 32%, rgba(255, 255, 255, 0.35), transparent 22%),
    linear-gradient(135deg, #efc37b 0%, #d97d54 52%, #8d4a35 100%);
}

.visual-c {
  background:
    linear-gradient(140deg, rgba(31, 36, 48, 0.7), rgba(216, 230, 221, 0.06)),
    radial-gradient(circle at 28% 24%, rgba(255, 255, 255, 0.4), transparent 16%),
    linear-gradient(135deg, #d9d0c1 0%, #8ca696 45%, #384642 100%);
}

.card-copy {
  padding-top: 1.1rem;
}

.card-title {
  margin: 0;
  font-size: 1.18rem;
}

.tag-list {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.tag {
  padding: 0.45rem 0.72rem;
  border-radius: 999px;
  font-size: 0.82rem;
  color: var(--accent);
  background: rgba(216, 230, 221, 0.86);
}

.story-layout {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 1.2rem;
  align-items: center;
}

.story-visual {
  min-height: 32rem;
  padding: 1.6rem;
  display: grid;
  gap: 1rem;
  align-content: end;
  background:
    linear-gradient(160deg, rgba(31, 36, 48, 0.72), rgba(54, 105, 93, 0.52)),
    linear-gradient(135deg, #cc6c4a 0%, #e0b77f 50%, #2e6259 100%);
  color: #fff7ef;
}

.story-copy {
  padding: 2.2rem;
}

.story-pillars {
  display: grid;
  gap: 0.8rem;
  margin-top: 1.3rem;
}

.pillar {
  display: flex;
  gap: 0.9rem;
  align-items: start;
  padding: 0.9rem 1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 251, 245, 0.7);
}

.pillar-number {
  width: 2rem;
  height: 2rem;
  flex: none;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #fff7ef;
  background: var(--text);
  font-size: 0.86rem;
}

.page-title {
  padding: 3rem;
}

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

.info-card {
  min-height: 18rem;
}

.info-card h3,
.contact-card h3,
.quote-card h3 {
  margin-top: 0.8rem;
  margin-bottom: 0.5rem;
}

.contact-grid {
  grid-template-columns: 1.1fr 0.9fr;
}

.contact-card {
  padding: 2rem;
}

.detail-list {
  display: grid;
  gap: 0.9rem;
  margin-top: 1.2rem;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--line);
}

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

.footer {
  padding: 1rem 0 3rem;
}

.footer-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.2rem 1.4rem;
  background: rgba(255, 251, 245, 0.68);
  border: 1px solid rgba(255, 255, 255, 0.58);
  border-radius: 1.4rem;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.reveal {
  animation: riseIn 0.8s ease both;
}

.delay-1 {
  animation-delay: 0.1s;
}

.delay-2 {
  animation-delay: 0.2s;
}

.delay-3 {
  animation-delay: 0.3s;
}

@keyframes riseIn {
  from {
    opacity: 0;
    transform: translateY(22px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 980px) {
  .hero,
  .story-layout,
  .contact-grid,
  .cards-grid,
  .timeline,
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .hero-copy,
  .page-title,
  .story-copy {
    padding: 2rem;
  }

  .section-head,
  .footer-panel,
  .detail-row {
    align-items: start;
    flex-direction: column;
  }
}

@media (max-width: 720px) {
  .nav-wrap {
    align-items: start;
    flex-direction: column;
  }

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

  .hero h1,
  .page-title h1 {
    font-size: clamp(2.4rem, 12vw, 3.4rem);
  }

  .hero-actions,
  .nav-links {
    width: 100%;
  }

  .nav-link,
  .cta-chip,
  .button {
    width: 100%;
    justify-content: center;
  }

  main {
    padding-top: 1rem;
  }
}