:root {
  --bg: #eef4e9;
  --bg-soft: #f8fbf5;
  --panel: rgba(255, 255, 255, 0.8);
  --panel-strong: rgba(255, 255, 255, 0.94);
  --line: rgba(58, 91, 59, 0.14);
  --line-strong: rgba(58, 91, 59, 0.28);
  --text: #17311f;
  --muted: #627668;
  --primary: #2f6b46;
  --primary-deep: #214b32;
  --accent: #8caf58;
  --accent-soft: rgba(140, 175, 88, 0.16);
  --shadow: 0 24px 60px rgba(27, 52, 32, 0.12);
  --radius-xl: 34px;
  --radius-lg: 24px;
  --radius-md: 18px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
  background:
    radial-gradient(circle at 10% 8%, rgba(140, 175, 88, 0.22), transparent 26%),
    radial-gradient(circle at 86% 12%, rgba(78, 126, 82, 0.16), transparent 22%),
    linear-gradient(180deg, #f8fbf4 0%, #edf4e8 50%, #f8fbf5 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.34) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.26) 1px, transparent 1px);
  background-size: 120px 120px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.45), transparent 86%);
}

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

.page-shell {
  position: relative;
  z-index: 1;
  width: min(1280px, calc(100% - 48px));
  margin: 0 auto;
  padding: 28px 0 56px;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 18px;
  margin-bottom: 22px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.58);
  background: rgba(255, 255, 255, 0.56);
  box-shadow: 0 16px 40px rgba(27, 52, 32, 0.08);
  backdrop-filter: blur(18px);
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  font-weight: 700;
}

.brand-mark__icon {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, #e6f3dd, #f7fbf1);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.92);
}

.brand-mark__text {
  font-size: 17px;
  letter-spacing: 0.02em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-size: 14px;
}

.site-nav a:hover {
  color: var(--text);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.92fr);
  gap: 28px;
  padding: 36px;
  margin-bottom: 26px;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.66);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.82), rgba(245, 250, 240, 0.94)),
    radial-gradient(circle at 90% 12%, rgba(140, 175, 88, 0.12), transparent 24%);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero-title,
.section-heading h2,
.closing-band h2 {
  margin: 0;
  font-family: "STZhongsong", "Noto Serif SC", serif;
}

.hero-title {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  white-space: normal;
  line-height: 1.08;
}

.hero-title__icon {
  flex: 0 0 auto;
  font-size: clamp(44px, 4vw, 58px);
}

.hero-title__text {
  font-size: clamp(42px, 4.2vw, 72px);
  min-width: 0;
}

.hero-lead {
  margin: 18px 0 12px;
  font-size: clamp(22px, 2.4vw, 34px);
  color: var(--primary-deep);
  font-weight: 700;
}

.hero-body {
  max-width: 700px;
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.95;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  padding: 0;
  margin: 28px 0 0;
  list-style: none;
}

.hero-stats li,
.feature-card,
.scene-card,
.journey-list li {
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(10px);
}

.hero-stats li {
  padding: 18px;
  border-radius: var(--radius-md);
}

.hero-stats strong {
  display: block;
  margin-bottom: 8px;
  font-size: 15px;
}

.hero-stats span {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.72;
}

.hero-visual {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.05fr);
  grid-template-rows: auto 1fr auto;
  gap: 18px;
  padding: 24px;
  border-radius: 28px;
  background:
    radial-gradient(circle at 18% 18%, rgba(255, 255, 255, 0.62), transparent 24%),
    linear-gradient(180deg, #dbe8ce 0%, #bdd2a1 52%, #9eb97e 100%);
  overflow: hidden;
}

.route-card,
.photo-card,
.quote-card {
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.48);
  background: rgba(255, 255, 255, 0.6);
  box-shadow: 0 22px 42px rgba(32, 63, 38, 0.12);
  backdrop-filter: blur(16px);
}

.route-card {
  grid-column: 1 / span 2;
  padding: 18px 18px 20px;
}

.route-card__eyebrow,
.photo-card__eyebrow {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.route-map {
  position: relative;
  height: 130px;
  border-radius: 20px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.72), rgba(244, 249, 238, 0.72)),
    radial-gradient(circle at 24% 32%, rgba(140, 175, 88, 0.1), transparent 18%);
  overflow: hidden;
}

.route-map::before {
  content: "";
  position: absolute;
  inset: 22px;
  border-radius: 18px;
  border: 2px dashed rgba(76, 114, 72, 0.26);
}

.route-map::after {
  content: "";
  position: absolute;
  left: 34px;
  right: 36px;
  top: 58px;
  height: 20px;
  border-bottom: 3px solid rgba(53, 104, 68, 0.48);
  border-radius: 999px;
  transform: skewX(-12deg);
}

.route-map__node {
  position: absolute;
  z-index: 1;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--panel-strong);
  border: 4px solid var(--primary);
  box-shadow: 0 0 0 8px rgba(47, 107, 70, 0.12);
}

.route-map__node--start {
  left: 52px;
  top: 72px;
}

.route-map__node--mid {
  left: 48%;
  top: 34px;
}

.route-map__node--end {
  right: 48px;
  top: 68px;
}

.route-map__tag {
  position: absolute;
  z-index: 1;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
  color: var(--primary-deep);
  font-size: 12px;
  font-weight: 700;
  box-shadow: 0 8px 18px rgba(32, 63, 38, 0.08);
}

.route-map__tag--one {
  left: 28px;
  top: 20px;
}

.route-map__tag--two {
  left: calc(50% - 22px);
  top: 86px;
}

.route-map__tag--three {
  right: 26px;
  top: 22px;
}

.photo-card {
  grid-column: 2;
  grid-row: 2 / span 2;
  padding: 18px;
}

.photo-card__image {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 320px;
  object-fit: cover;
  border-radius: 20px;
  box-shadow: 0 18px 34px rgba(31, 59, 34, 0.18);
}

.quote-card {
  align-self: end;
  padding: 22px;
}

.quote-card p {
  margin: 0;
  color: var(--primary-deep);
  font-size: 18px;
  line-height: 1.85;
}

.content-section {
  padding: 22px 0;
}

.content-section--soft {
  padding: 28px;
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.48), rgba(243, 248, 238, 0.74));
  border: 1px solid rgba(255, 255, 255, 0.52);
  box-shadow: 0 18px 40px rgba(27, 52, 32, 0.07);
}

.section-heading {
  display: grid;
  gap: 8px;
  margin-bottom: 22px;
}

.section-heading h2 {
  font-size: clamp(28px, 3.3vw, 44px);
  line-height: 1.18;
}

.feature-grid,
.scene-grid,
.journey-list {
  display: grid;
  gap: 18px;
}

.feature-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

.journey-list {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  padding: 0;
  margin: 0;
  list-style: none;
}

.feature-card,
.scene-card,
.journey-list li {
  padding: 22px;
  border-radius: 22px;
  box-shadow: 0 14px 28px rgba(27, 52, 32, 0.05);
}

.feature-card__icon {
  display: inline-grid;
  place-items: center;
  width: 46px;
  height: 46px;
  margin-bottom: 18px;
  border-radius: 14px;
  background: var(--accent-soft);
  font-size: 22px;
}

.feature-card h3,
.scene-card h3 {
  margin: 0 0 10px;
  font-size: 20px;
}

.feature-card p,
.scene-card p,
.journey-list span {
  margin: 0;
  color: var(--muted);
  line-height: 1.88;
}

.journey-list strong {
  display: block;
  margin-bottom: 10px;
  font-size: 18px;
}

.closing-band {
  margin-top: 18px;
  padding: 28px 30px;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(38, 84, 53, 0.94), rgba(96, 136, 76, 0.92));
  box-shadow: 0 24px 50px rgba(33, 75, 50, 0.2);
  color: #f8fbf3;
}

.closing-band .eyebrow {
  color: rgba(233, 246, 228, 0.76);
}

.closing-band h2 {
  max-width: 840px;
  font-size: clamp(28px, 3vw, 42px);
  line-height: 1.22;
}

@media (max-width: 1220px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .hero-title {
    gap: 14px;
  }

  .feature-grid,
  .scene-grid,
  .journey-list {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 920px) {
  .page-shell {
    width: min(100% - 24px, 1280px);
    padding-top: 18px;
  }

  .site-header {
    flex-direction: column;
    align-items: flex-start;
    border-radius: 26px;
  }

  .site-nav {
    flex-wrap: wrap;
  }

  .hero,
  .content-section--soft,
  .closing-band {
    padding: 22px;
  }

  .hero-visual {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }

  .route-card,
  .photo-card,
  .quote-card {
    grid-column: auto;
    grid-row: auto;
  }

  .feature-grid,
  .scene-grid,
  .journey-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .hero-title {
    gap: 12px;
  }

  .hero-title__icon {
    font-size: 34px;
  }

  .hero-title__text {
    font-size: clamp(32px, 9vw, 44px);
  }

  .photo-card__image {
    min-height: 240px;
  }
}