/* ============================================================
   圣丰农业官网 · 主题样式 v2.0（自建，无外部依赖）
   设计令牌：叶绿 / 苹果红 / 高原金 / 米白 / 土壤棕
   版式：顶部信息条 + 主栏导航 + 大图首屏 + 编号区块
   ============================================================ */

:root {
  /* 品牌色 */
  --leaf: #2f6b3c;
  --leaf-dark: #1d4726;
  --leaf-deep: #12331b;
  --leaf-soft: #eaf2e6;
  --apple: #b3271e;
  --apple-dark: #8d1c15;
  --apple-soft: #fbeeec;
  --gold: #c9a227;
  --soil: #6f5238;
  --sky: #3c7ea0;

  /* 中性 */
  --paper: #ffffff;
  --cream: #f7f5f0;
  --cream-2: #f1eee6;
  --ink: #1e241d;
  --ink-2: #4b5347;
  --ink-3: #7c857a;
  --line: #e4e0d6;
  --line-2: #d6d1c4;

  /* 排版 */
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", Georgia, serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;

  /* 尺寸 */
  --wrap: 1180px;
  --narrow: 820px;
  --radius: 16px;
  --radius-sm: 10px;
  --radius-xs: 6px;
  --bar-h: 36px;
  --header-h: 70px;

  /* 阴影 */
  --shadow-xs: 0 1px 2px rgba(30, 36, 29, .05);
  --shadow-sm: 0 2px 10px rgba(30, 36, 29, .06);
  --shadow-md: 0 10px 30px rgba(30, 36, 29, .10);
  --shadow-lg: 0 20px 50px rgba(18, 51, 27, .18);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.78;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--leaf); text-decoration: none; transition: color .18s ease, background .18s ease, border-color .18s ease; }
a:hover { color: var(--leaf-dark); }

h1, h2, h3, h4 { font-family: var(--font-serif); line-height: 1.32; margin: 0 0 .6em; color: var(--ink); font-weight: 700; }
h1 { font-size: 1.95rem; }
h2 { font-size: 1.6rem; }
h3 { font-size: 1.18rem; }
p { margin: 0 0 1em; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.wrap-narrow { width: 100%; max-width: var(--narrow); margin: 0 auto; padding: 0 20px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0); }

/* ---------- 顶部信息条 ---------- */
.topbar { background: var(--leaf-deep); color: rgba(255, 255, 255, .78); font-size: .82rem; }
.topbar .inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: var(--bar-h); }
.topbar a { color: rgba(255, 255, 255, .92); }
.topbar a:hover { color: #fff; }
.topbar .tb-left { display: none; }
.topbar .tb-right { display: flex; align-items: center; gap: 14px; margin-left: auto; white-space: nowrap; }
.topbar .dot { width: 4px; height: 4px; border-radius: 50%; background: rgba(255, 255, 255, .45); }
@media (min-width: 860px) { .topbar .tb-left { display: flex; align-items: center; gap: 10px; } }

/* ---------- 页头 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(255, 255, 255, .96);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header .inner { display: flex; align-items: center; gap: 18px; min-height: var(--header-h); }
.brand { display: flex; align-items: center; gap: 11px; font-family: var(--font-serif); font-size: 1.1rem; font-weight: 700; color: var(--ink); flex: none; }
.brand .mark { width: 32px; height: 32px; flex: none; }
.brand em { font-style: normal; }
.brand small { display: block; font-family: var(--font-sans); font-size: .66rem; font-weight: 400; color: var(--ink-3); letter-spacing: .08em; }

.nav { display: flex; align-items: center; gap: 2px; margin-left: auto; }
.nav a {
  position: relative; padding: 10px 12px; color: var(--ink-2);
  font-size: .95rem; white-space: nowrap; border-radius: var(--radius-xs);
}
.nav a::after {
  content: ""; position: absolute; left: 12px; right: 12px; bottom: 2px; height: 2px;
  background: var(--leaf); transform: scaleX(0); transform-origin: left center; transition: transform .22s ease;
}
.nav a:hover { color: var(--leaf-dark); }
.nav a:hover::after { transform: scaleX(1); }
.nav a.is-hot { color: var(--apple); font-weight: 600; }
.nav a.is-hot::after { background: var(--apple); }
.nav a.is-hot:hover { color: var(--apple-dark); }

.header-cta { display: none; align-items: center; gap: 7px; padding: 10px 18px; border-radius: 999px; background: var(--apple); color: #fff; font-weight: 600; font-size: .92rem; flex: none; }
.header-cta:hover { background: var(--apple-dark); color: #fff; }
.header-cta svg { width: 15px; height: 15px; }

.nav-toggle {
  display: inline-flex; align-items: center; justify-content: center; margin-left: auto;
  width: 42px; height: 42px; border: 1px solid var(--line-2); border-radius: var(--radius-sm);
  background: var(--paper); color: var(--ink); cursor: pointer;
}
.nav-toggle svg { width: 20px; height: 20px; }

@media (max-width: 1080px) {
  .nav {
    position: fixed; inset: var(--header-h) 0 auto 0; margin: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--paper); border-bottom: 1px solid var(--line);
    padding: 10px 18px 20px; box-shadow: var(--shadow-md);
    transform: translateY(-135%); transition: transform .28s ease;
    max-height: calc(100vh - var(--header-h)); overflow: auto;
  }
  .nav.is-open { transform: translateY(0); }
  .nav a { padding: 14px 8px; border-bottom: 1px solid var(--line); border-radius: 0; font-size: 1rem; }
  .nav a::after { display: none; }
  .site-header .inner { position: relative; }
  .header-cta { margin-left: 8px; }
  .nav-toggle { margin-left: 0; }
}
@media (min-width: 1081px) {
  .nav-toggle { display: none; }
  .header-cta { display: inline-flex; }
}

/* ---------- 首屏 ---------- */
.hero { position: relative; background: var(--leaf-dark); overflow: hidden; }
.hero__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero__mask { position: absolute; inset: 0; background: linear-gradient(105deg, rgba(9, 24, 14, .88) 0%, rgba(11, 30, 17, .66) 45%, rgba(11, 30, 17, .34) 100%); }
.hero__inner { position: relative; z-index: 2; display: grid; gap: 34px; padding: 76px 0 62px; color: #fff; }
.hero__eyebrow { display: inline-flex; align-items: center; gap: 10px; font-size: .84rem; letter-spacing: .18em; color: #bcd7b2; margin: 0 0 18px; }
.hero__eyebrow::before { content: ""; width: 26px; height: 1px; background: rgba(188, 215, 178, .7); }
.hero h1 { font-size: 2.15rem; color: #fff; margin-bottom: .32em; letter-spacing: .01em; }
.hero__sub { font-size: 1rem; color: rgba(255, 255, 255, .86); max-width: 560px; margin: 0; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero__phone { margin: 22px 0 0; font-size: .92rem; color: rgba(255, 255, 255, .8); }
.hero__phone a { color: #fff; border-bottom: 1px solid rgba(255, 255, 255, .6); }

.hero-card {
  background: rgba(255, 255, 255, .1); border: 1px solid rgba(255, 255, 255, .22);
  border-radius: var(--radius); padding: 22px; backdrop-filter: blur(6px);
}
.hero-card h2 { font-size: .95rem; font-family: var(--font-sans); font-weight: 700; color: #fff; margin: 0 0 14px; letter-spacing: .04em; }
.hero-card ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.hero-card li { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding-bottom: 12px; border-bottom: 1px solid rgba(255, 255, 255, .14); font-size: .92rem; color: rgba(255, 255, 255, .78); }
.hero-card li:last-child { border-bottom: 0; padding-bottom: 0; }
.hero-card li b { font-family: var(--font-serif); font-size: 1.12rem; color: #fff; font-weight: 700; }
@media (min-width: 900px) {
  .hero__inner { grid-template-columns: 1.45fr .9fr; align-items: end; padding: 104px 0 84px; }
  .hero h1 { font-size: 3.15rem; }
  .hero__sub { font-size: 1.1rem; }
}

/* ---------- 数据条 ---------- */
.statbar { background: var(--leaf-dark); color: #fff; }
.statbar .grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px 10px; padding: 32px 0; text-align: center; }
.statbar .num { font-family: var(--font-serif); font-size: 1.85rem; font-weight: 700; line-height: 1.1; color: #fff; }
.statbar .num .u { font-size: .78rem; font-weight: 400; font-style: normal; margin-left: 3px; color: #c3d8b9; }
.statbar .lbl { font-size: .82rem; color: rgba(255, 255, 255, .62); margin: 8px 0 0; }
@media (min-width: 800px) {
  .statbar .grid { grid-template-columns: repeat(5, 1fr); }
  .statbar .cell + .cell { border-left: 1px solid rgba(255, 255, 255, .14); }
  .statbar .num { font-size: 2.15rem; }
}

/* ---------- 区块 ---------- */
.section { padding: 62px 0; }
.section--paper { background: var(--paper); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section--leaf { background: var(--leaf-dark); color: rgba(255, 255, 255, .86); }
.section--soft { background: var(--cream-2); }
@media (min-width: 900px) { .section { padding: 88px 0; } }

.eyebrow { display: flex; align-items: center; gap: 10px; font-size: .8rem; font-weight: 700; letter-spacing: .16em; color: var(--leaf); margin: 0 0 12px; }
.eyebrow .idx { font-family: var(--font-serif); color: var(--line-2); font-size: .95rem; letter-spacing: 0; }
.eyebrow::after { content: ""; flex: 1; height: 1px; background: var(--line); max-width: 90px; }
.section--leaf .eyebrow { color: #bcd7b2; }
.section--leaf .eyebrow .idx { color: rgba(255, 255, 255, .35); }
.section--leaf .eyebrow::after { background: rgba(255, 255, 255, .2); }

.section-head { max-width: 700px; margin-bottom: 34px; }
.section-head h2 { font-size: 1.72rem; margin-bottom: .3em; }
.section-head p { color: var(--ink-2); margin: 0; }
.section--leaf .section-head h2 { color: #fff; }
.section--leaf .section-head p { color: rgba(255, 255, 255, .78); }
.section-head--split { max-width: none; display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 18px; }
.section-head--split > div { max-width: 640px; }
@media (min-width: 900px) { .section-head h2 { font-size: 2.05rem; } }

.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 24px; border-radius: 999px; font-weight: 600; font-size: .95rem; border: 1px solid transparent; }
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--apple); color: #fff; box-shadow: 0 8px 22px rgba(179, 39, 30, .24); }
.btn--primary:hover { background: var(--apple-dark); color: #fff; }
.btn--ghost { background: rgba(255, 255, 255, .95); color: var(--apple); }
.btn--ghost:hover { background: #fff; color: var(--apple-dark); }
.btn--leaf { background: var(--leaf); color: #fff; }
.btn--leaf:hover { background: var(--leaf-dark); color: #fff; }
.btn--white { background: #fff; color: var(--leaf-dark); }
.btn--white:hover { background: var(--leaf-soft); color: var(--leaf-dark); }
.btn--line { border-color: var(--line-2); color: var(--ink-2); background: transparent; }
.btn--line:hover { border-color: var(--leaf); color: var(--leaf); }
.btn--sm { padding: 9px 18px; font-size: .88rem; }
.btn--text { padding: 0; border-radius: 0; color: var(--leaf); font-weight: 600; }
.btn--text:hover { color: var(--leaf-dark); }

/* ---------- 卡片 ---------- */
.cards { display: grid; gap: 20px; }
.cards--2, .cards--3, .cards--4 { grid-template-columns: 1fr; }
@media (min-width: 640px) { .cards--4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 760px) { .cards--2 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 880px) {
  .cards--3 { grid-template-columns: repeat(3, 1fr); }
  .cards--4 { grid-template-columns: repeat(4, 1fr); }
}

.card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-xs); overflow: hidden; display: flex; flex-direction: column; }
.card__body { padding: 22px; display: flex; flex-direction: column; gap: 9px; flex: 1; }
.card__title { font-family: var(--font-serif); font-size: 1.1rem; font-weight: 700; margin: 0; }
.card__title a { color: var(--ink); }
.card__title a:hover { color: var(--leaf); }
.card__meta { font-size: .8rem; color: var(--ink-3); margin: 0; }
.card__text { font-size: .92rem; color: var(--ink-2); margin: 0; }
.card__thumb { aspect-ratio: 16 / 9; width: 100%; object-fit: cover; background: var(--leaf-soft); }
.card--stat { text-align: center; padding: 24px 16px; }
.card--stat .num { font-family: var(--font-serif); font-size: 1.8rem; font-weight: 700; color: var(--leaf); }
.card--stat .num .u { font-size: .78rem; font-style: normal; font-weight: 400; margin-left: 3px; color: var(--ink-3); }
.card--stat .lbl { font-size: .84rem; color: var(--ink-3); margin: 4px 0 0; }

/* 品种卡：字标 + 规格 */
.variety { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; box-shadow: var(--shadow-xs); }
.variety__flag { display: flex; align-items: center; gap: 14px; padding: 20px 22px; background: var(--leaf-soft); }
.variety--gold .variety__flag { background: #fbf4e4; }
.variety--apple .variety__flag { background: var(--apple-soft); }
.variety__mark {
  width: 54px; height: 54px; flex: none; border-radius: 14px; display: grid; place-items: center;
  background: var(--leaf); color: #fff; font-family: var(--font-serif); font-size: 1.6rem; font-weight: 700; box-shadow: var(--shadow-sm);
}
.variety--gold .variety__mark { background: #a8862a; }
.variety--apple .variety__mark { background: var(--apple); }
.variety__flag h3 { margin: 0; font-size: 1.24rem; }
.variety__flag p { margin: 2px 0 0; font-size: .82rem; color: var(--ink-3); }
.variety__body { padding: 18px 22px 22px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.spec-list { margin: 0; padding: 0; list-style: none; font-size: .9rem; }
.spec-list li { display: flex; gap: 10px; padding: 5px 0; border-bottom: 1px dashed var(--line); }
.spec-list li:last-child { border-bottom: 0; }
.spec-list .k { color: var(--ink-3); flex: none; width: 58px; }
.spec-list .v { color: var(--ink-2); }

/* ---------- 图文两栏 ---------- */
.split { display: grid; gap: 32px; align-items: center; }
@media (min-width: 900px) { .split { grid-template-columns: 1fr 1fr; gap: 52px; } }
.gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.gallery img { border-radius: var(--radius-sm); width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4 / 3; background: var(--leaf-soft); }
.gallery img.wide { grid-column: span 2; aspect-ratio: 21 / 9; }
.media-cover { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-md); }

/* ---------- 时间轴 ---------- */
.timeline { list-style: none; margin: 0; padding: 0 0 0 24px; border-left: 2px solid rgba(47, 107, 60, .22); }
.timeline li { position: relative; padding: 0 0 28px 10px; }
.timeline li::before { content: ""; position: absolute; left: -33px; top: 7px; width: 11px; height: 11px; border-radius: 50%; background: var(--leaf); box-shadow: 0 0 0 4px rgba(47, 107, 60, .13); }
.timeline li:last-child { padding-bottom: 0; }
.timeline li:last-child::before { background: var(--apple); box-shadow: 0 0 0 4px rgba(179, 39, 30, .13); }
.timeline .when { font-family: var(--font-serif); font-size: 1.08rem; font-weight: 700; color: var(--leaf); margin: 0 0 2px; }
.timeline li:last-child .when { color: var(--apple); }
.timeline .what { color: var(--ink-2); margin: 0; font-size: .96rem; }

/* ---------- 企业动态（资讯区） ---------- */
.news-layout { display: grid; gap: 22px; }
@media (min-width: 900px) { .news-layout { grid-template-columns: 1.02fr 1fr; gap: 34px; align-items: start; } }
.news-feature { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); }
.news-feature__body { padding: 24px; }
.news-feature__tag { display: inline-block; padding: 3px 10px; border-radius: 999px; background: var(--apple-soft); color: var(--apple); font-size: .76rem; font-weight: 700; margin-bottom: 12px; }
.news-feature h3 { font-size: 1.3rem; margin: 0 0 10px; }
.news-feature h3 a { color: var(--ink); }
.news-feature h3 a:hover { color: var(--leaf); }
.news-feature p { color: var(--ink-2); font-size: .94rem; margin: 0; }
.news-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.news-list li { display: grid; grid-template-columns: 96px 1fr; gap: 14px; padding: 15px 0; border-bottom: 1px solid var(--line); }
.news-list .date { font-family: var(--font-serif); font-size: .86rem; color: var(--ink-3); padding-top: 3px; }
.news-list .ttl { margin: 0; font-size: 1rem; }
.news-list .ttl a { color: var(--ink); }
.news-list .ttl a:hover { color: var(--leaf); }
.news-list .txt { margin: 4px 0 0; font-size: .88rem; color: var(--ink-3); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.empty-note { padding: 26px 0; color: var(--ink-3); font-size: .94rem; }

/* ---------- 工作日志（日志板） ---------- */
.logboard { background: var(--leaf-deep); border-radius: var(--radius); padding: 8px 26px 22px; box-shadow: var(--shadow-lg); }
.logboard__head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 10px; padding: 20px 0 16px; border-bottom: 1px solid rgba(255, 255, 255, .14); }
.logboard__head h3 { color: #fff; font-size: 1.1rem; margin: 0; }
.logboard__head span { font-size: .82rem; color: rgba(255, 255, 255, .55); }
.log-row { display: grid; grid-template-columns: 74px 1fr; gap: 16px; padding: 18px 0; border-bottom: 1px solid rgba(255, 255, 255, .1); }
.log-row:last-child { border-bottom: 0; }
.log-row__date { color: #fff; }
.log-row__date b { display: block; font-family: var(--font-serif); font-size: 1.5rem; line-height: 1; font-weight: 700; }
.log-row__date span { display: block; font-size: .76rem; color: rgba(255, 255, 255, .5); letter-spacing: .06em; margin-top: 4px; }
.log-row__body h4 { margin: 0 0 5px; font-size: 1.02rem; }
.log-row__body h4 a { color: #fff; }
.log-row__body h4 a:hover { color: #d5e7cd; }
.log-row__body p { margin: 0; font-size: .88rem; color: rgba(255, 255, 255, .66); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.log-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.chip { display: inline-flex; align-items: center; padding: 3px 10px; border-radius: 999px; background: rgba(255, 255, 255, .1); border: 1px solid rgba(255, 255, 255, .16); color: rgba(255, 255, 255, .8); font-size: .74rem; }
.chip--leaf { background: var(--leaf-soft); border-color: var(--leaf-soft); color: var(--leaf-dark); }
.chip--apple { background: var(--apple-soft); border-color: var(--apple-soft); color: var(--apple); }
.log-note { margin: 18px 0 0; font-size: .84rem; color: rgba(255, 255, 255, .5); }

/* 日志列表页（category=worklog） */
.log-page { display: grid; gap: 18px; }
.log-card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 24px; box-shadow: var(--shadow-xs); display: grid; gap: 14px; }
@media (min-width: 760px) { .log-card { grid-template-columns: 108px 1fr; gap: 24px; } }
.log-card__date { font-family: var(--font-serif); }
.log-card__date b { display: block; font-size: 1.9rem; line-height: 1; color: var(--leaf); }
.log-card__date span { display: block; font-size: .8rem; color: var(--ink-3); margin-top: 6px; letter-spacing: .04em; }
.log-card h3 { margin: 0 0 8px; font-size: 1.16rem; }
.log-card h3 a { color: var(--ink); }
.log-card h3 a:hover { color: var(--leaf); }
.log-card p { margin: 0; font-size: .93rem; color: var(--ink-2); }
.log-card .log-chips { margin-top: 12px; }

/* ---------- 服务与联系 ---------- */
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 16px; }
.steps li { display: grid; grid-template-columns: 34px 1fr; gap: 14px; align-items: start; }
.steps .no { width: 34px; height: 34px; border-radius: 50%; background: var(--leaf-soft); color: var(--leaf-dark); display: grid; place-items: center; font-family: var(--font-serif); font-weight: 700; }
.steps h4 { margin: 4px 0 2px; font-size: 1rem; }
.steps p { margin: 0; font-size: .9rem; color: var(--ink-2); }

.info-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.info-list li { display: grid; grid-template-columns: 26px 1fr; gap: 10px; align-items: start; }
.info-list svg { width: 18px; height: 18px; margin-top: 4px; color: var(--leaf); }
.info-list b { display: block; font-size: .92rem; }
.info-list span { font-size: .9rem; color: var(--ink-2); }
.info-list a { color: var(--ink-2); }

.cta-band { background: linear-gradient(120deg, var(--leaf-dark), var(--leaf) 70%, var(--soil)); color: #fff; }
.cta-band .inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 22px; padding: 40px 0; }
.cta-band h2 { color: #fff; margin: 0 0 6px; font-size: 1.5rem; }
.cta-band p { margin: 0; color: rgba(255, 255, 255, .82); font-size: .95rem; }
.cta-band .acts { display: flex; flex-wrap: wrap; gap: 12px; }

/* ---------- 知识库（分类树 + 列表） ---------- */
.kb { display: grid; gap: 28px; }
@media (min-width: 950px) { .kb { grid-template-columns: 268px 1fr; gap: 44px; align-items: start; } }
.kb-side { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow-xs); }
.kb-side h2 { font-size: .95rem; margin: 0 0 12px; color: var(--ink-3); font-family: var(--font-sans); font-weight: 700; letter-spacing: .04em; }
.tree, .tree ul { list-style: none; margin: 0; padding: 0; }
.tree ul { margin: 4px 0 8px 10px; padding-left: 10px; border-left: 1px dashed var(--line-2); }
.tree a { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; padding: 7px 9px; border-radius: 8px; font-size: .92rem; color: var(--ink-2); }
.tree a:hover { background: var(--leaf-soft); color: var(--leaf-dark); }
.tree a.is-active { background: var(--leaf-soft); color: var(--leaf-dark); font-weight: 700; }
.tree .count { font-size: .74rem; color: var(--ink-3); font-variant-numeric: tabular-nums; }

.list { display: grid; gap: 16px; }
.list-item { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 22px; box-shadow: var(--shadow-xs); display: grid; gap: 12px; }
@media (min-width: 760px) { .list-item--row { grid-template-columns: 200px 1fr; align-items: center; } }
.list-item__thumb { border-radius: var(--radius-sm); aspect-ratio: 16 / 10; object-fit: cover; width: 100%; background: var(--leaf-soft); }
.list-item h3 { font-size: 1.12rem; margin: 0 0 4px; }
.list-item h3 a { color: var(--ink); }
.list-item h3 a:hover { color: var(--leaf); }
.list-item p { margin: 0; font-size: .92rem; color: var(--ink-2); }
.list-item .meta { display: flex; flex-wrap: wrap; gap: 12px; font-size: .8rem; color: var(--ink-3); margin-top: 8px; }

.child-cats { display: grid; gap: 12px; grid-template-columns: repeat(2, 1fr); margin-bottom: 24px; }
@media (min-width: 700px) { .child-cats { grid-template-columns: repeat(3, 1fr); } }
.child-cat { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 14px 16px; display: block; }
.child-cat:hover { border-color: var(--leaf); }
.child-cat strong { display: block; font-size: .95rem; color: var(--ink); }
.child-cat span { font-size: .78rem; color: var(--ink-3); }

/* ---------- 面包屑 / 分页 ---------- */
.crumbs { font-size: .85rem; color: var(--ink-3); margin: 0 0 16px; display: flex; flex-wrap: wrap; gap: 7px; }
.crumbs a { color: var(--ink-3); }
.crumbs a:hover { color: var(--leaf); }
.page-head { padding: 30px 0 6px; }
.pager { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-top: 28px; }
.pager a, .pager span.current { padding: 9px 18px; border: 1px solid var(--line-2); border-radius: 999px; background: var(--paper); font-size: .88rem; }
.pager .disabled { opacity: .45; pointer-events: none; }
.pager .current { background: var(--leaf-soft); border-color: var(--leaf-soft); color: var(--leaf-dark); font-weight: 700; }
.prevnext { display: grid; gap: 14px; margin-top: 42px; }
@media (min-width: 760px) { .prevnext { grid-template-columns: 1fr 1fr; } }
.prevnext a { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 15px 18px; display: block; }
.prevnext a:hover { border-color: var(--leaf); }
.prevnext .lbl { font-size: .76rem; color: var(--ink-3); display: block; margin-bottom: 4px; }
.prevnext .ttl { font-size: .95rem; color: var(--ink); }

/* ---------- 文章页 ---------- */
.article-head { padding: 34px 0 24px; }
.article-head h1 { font-size: 1.85rem; margin-bottom: .45em; }
.article-head .meta { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; font-size: .85rem; color: var(--ink-3); }
.article-cover { border-radius: var(--radius); overflow: hidden; margin: 0 auto 28px; max-width: 640px; }
.article-cover img { display: block; width: 100%; height: auto; max-height: 400px; object-fit: cover; object-position: center 42%; }
@media (min-width: 900px) { .article-head h1 { font-size: 2.15rem; } }
.article-log-badge { display: inline-flex; align-items: center; gap: 10px; padding: 6px 14px; border-radius: 999px; background: var(--leaf-soft); color: var(--leaf-dark); font-size: .82rem; font-weight: 700; margin-bottom: 14px; }

.prose { font-size: 1.02rem; color: #262b24; }
.prose > * + * { margin-top: 1.05em; }
.prose h2 { font-size: 1.38rem; margin-top: 1.9em; padding-bottom: .35em; border-bottom: 1px solid var(--line); }
.prose h3 { font-size: 1.14rem; margin-top: 1.6em; }
.prose blockquote { margin: 1.4em 0; padding: 14px 20px; background: var(--leaf-soft); border-left: 4px solid var(--leaf); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; color: var(--ink-2); }
.prose blockquote p { margin: 0; }
.prose ul, .prose ol { padding-left: 1.3em; }
.prose li + li { margin-top: .35em; }
.prose img { border-radius: var(--radius-sm); margin: 1.3em auto; display: block; width: auto; height: auto; max-width: min(100%, 560px); max-height: 420px; }
.prose figure { margin: 1.5em 0; }
.prose figure img { margin-left: auto; margin-right: auto; }
.prose figcaption { text-align: center; font-size: .85rem; color: var(--ink-3); margin-top: .7em; }
.prose .log-cap { text-align: center; font-size: .84rem; color: var(--ink-3); margin: -1em 0 1.6em; }
.prose .log-tags { font-size: .84rem; color: var(--ink-3); letter-spacing: .04em; }
.prose table { width: 100%; border-collapse: collapse; margin: 1.4em 0; font-size: .94rem; }
.prose th, .prose td { border: 1px solid var(--line); padding: 10px 14px; text-align: left; }
.prose th { background: var(--leaf-soft); font-weight: 700; }
.prose code { background: var(--cream-2); border-radius: 5px; padding: 2px 6px; font-size: .9em; }
.prose pre { background: var(--leaf-deep); color: #eaf2e6; padding: 16px 18px; border-radius: var(--radius-sm); overflow: auto; }
.prose pre code { background: none; color: inherit; padding: 0; }
.prose hr { border: none; border-top: 1px solid var(--line); margin: 2.2em 0; }
.prose a { border-bottom: 1px solid rgba(47, 107, 60, .35); }
.prose video { display: block; width: auto; height: auto; max-width: min(100%, 480px); max-height: 560px; margin: 0 auto; border-radius: var(--radius-sm); }
/* 竖屏短视频用小尺寸展示（class="v-sm"），避免长页面被竖视频占满 */
.prose video.v-sm { max-height: 440px; }
/* 两条竖屏视频并排一行 */
.prose .fig-row { display: flex; gap: 18px; justify-content: center; align-items: flex-start; flex-wrap: wrap; margin: 1.6em 0; }
.prose .fig-row figure { margin: 0; flex: 0 1 auto; width: 200px; max-width: 47%; }
.prose .fig-row figcaption { font-size: .84rem; }

/* ---------- 文章内媒体：手机端适配（竖屏视频/照片尽量占满栏宽，按屏幕高度封顶） ---------- */
@media (max-width: 720px) {
  .prose img { max-width: 100%; max-height: 68vh; }
  .prose video { max-width: 100%; max-height: 88vh; }
  .prose video.v-sm { max-height: 70vh; }
  .prose .fig-row { gap: 10px; margin: 1.3em 0; }
  .prose .fig-row figure { width: 48%; max-width: 48%; }
  .prose .fig-row figcaption { font-size: .78rem; }
  .prose figcaption { font-size: .82rem; line-height: 1.6; }
  .article-cover { max-width: 100%; }
  .article-cover img { max-height: 52vh; }
}

/* ---------- 页脚 ---------- */
.site-footer { background: var(--leaf-deep); color: rgba(255, 255, 255, .72); padding: 52px 0 24px; }
.site-footer a { color: rgba(255, 255, 255, .85); }
.site-footer a:hover { color: #fff; }
.site-footer .cols { display: grid; gap: 30px; }
@media (min-width: 900px) { .site-footer .cols { grid-template-columns: 1.5fr 1fr 1.1fr 1fr; } }
.site-footer h3 { color: #fff; font-size: 1rem; margin: 0 0 12px; font-family: var(--font-sans); letter-spacing: .04em; }
.site-footer p { margin: 0 0 9px; font-size: .9rem; }
.site-footer .flinks { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; font-size: .9rem; }
.site-footer .fbrand { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.site-footer .fbrand img { width: 30px; height: 30px; }
.site-footer .fbrand b { color: #fff; font-family: var(--font-serif); font-size: 1.05rem; }
.site-footer .map-box {
  background: linear-gradient(160deg, rgba(255, 255, 255, .13), rgba(255, 255, 255, .06));
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: var(--radius-sm); min-height: 132px; padding: 18px 16px;
  display: grid; gap: 6px; justify-items: center; align-content: center; text-align: center;
  color: #fff; text-decoration: none;
  transition: border-color .25s ease, transform .25s ease, background .25s ease;
}
.site-footer .map-box:hover { border-color: rgba(255, 255, 255, .42); transform: translateY(-2px); }
.site-footer .map-box .map-pin svg { width: 26px; height: 26px; color: var(--gold); display: block; }
.site-footer .map-box b { font-size: .95rem; font-weight: 600; line-height: 1.5; }
.site-footer .map-box .map-sub { font-size: .78rem; color: rgba(255, 255, 255, .62); }
.site-footer .map-box .map-go { font-size: .8rem; color: var(--gold); font-weight: 600; }
.site-footer .bottom { margin-top: 32px; padding-top: 18px; border-top: 1px solid rgba(255, 255, 255, .14); font-size: .8rem; color: rgba(255, 255, 255, .52); display: flex; flex-wrap: wrap; gap: 10px 18px; justify-content: space-between; }

/* ---------- 页脚：手机端压缩收紧 ---------- */
@media (max-width: 720px) {
  .site-footer { padding: 24px 0 14px; }
  .site-footer .cols { gap: 13px; }
  .site-footer .fbrand { margin-bottom: 7px; gap: 8px; }
  .site-footer .fbrand img { width: 24px; height: 24px; }
  .site-footer .fbrand b { font-size: 1rem; }
  .site-footer h3 { font-size: .88rem; margin: 0 0 6px; letter-spacing: .02em; }
  .site-footer p { font-size: .83rem; line-height: 1.55; margin: 0 0 5px; }
  .site-footer .flinks { display: flex; flex-wrap: wrap; gap: 5px 14px; font-size: .83rem; }
  .site-footer .map-box { min-height: 0; padding: 10px 12px; gap: 4px; display: flex; flex-direction: row; flex-wrap: wrap; align-items: center; justify-content: center; column-gap: 8px; }
  .site-footer .map-box .map-pin { display: flex; align-items: center; }
  .site-footer .map-box b { text-align: center; }
  .site-footer .transport { display: none; }
  .site-footer .meta { font-size: .82rem; line-height: 1.5; margin: 0 0 4px; }
  .site-footer .map-box .map-pin svg { width: 19px; height: 19px; }
  .site-footer .map-box b { font-size: .86rem; line-height: 1.4; }
  .site-footer .map-box .map-sub { display: none; }
  .site-footer .map-box .map-go { font-size: .75rem; }
  .site-footer .bottom { margin-top: 14px; padding-top: 9px; font-size: .72rem; gap: 5px 12px; }
}

/* ---------- 动效 ---------- */
[data-reveal] { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
[data-reveal].is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  [data-reveal] { opacity: 1; transform: none; transition: none; }
}

/* ---------- 工具类 ---------- */
.center { text-align: center; }
.mt-0 { margin-top: 0; }
.mt-4 { margin-top: 18px; }
.mt-6 { margin-top: 26px; }
.mt-8 { margin-top: 36px; }
.muted { color: var(--ink-3); }
.small { font-size: .88rem; }
.hidden { display: none; }
.section--leaf .muted, .section--leaf .small { color: rgba(255, 255, 255, .68); }
.section--leaf a.btn--text { color: #fff; }

/* 页脚 logo：深绿底上加白色圆形托底，避免绿色图形与背景糊在一起 */
.site-footer .fbrand img.fmark { background: #fff; border-radius: 50%; padding: 3px; box-sizing: content-box; }