/* ==========================================================
   鹿鸣湾茶事 · 三亚品茶 —— 裂变 v3「时序胶囊」
   版式母题：右下胶囊 / 居中竖轴左右交替 / 4 列节奏 / 50-50 详情
   独立手写，不复用母版 DOM 与 CSS
   ========================================================== */

:root {
  --sdF-brand: #7B4B2A;
  --sdF-deep: #46311E;
  --sdF-pale: #F0E4D0;
  --sdF-sun: #D98324;
  --sdF-salt: #33565B;
  --sdF-paper: #FBF6ED;
  --sdF-card: #FFFBF4;
  --sdF-ink: #2E2318;
  --sdF-soft: #7A6852;
  --sdF-line: #E6D9C3;
  --sdF-head: "STXingkai", "华文行楷", "Xingkai SC", "KaiTi", "STKaiti", serif;
  --sdF-body: "Microsoft YaHei", "微软雅黑", "PingFang SC", "Hiragino Sans GB", sans-serif;
  --sdF-r: 14px;
  --sdF-r-lg: 26px;
  --sdF-shadow: 0 10px 30px rgba(70, 49, 30, .10);
  --sdF-shadow-lg: 0 24px 60px rgba(70, 49, 30, .16);
  --sdF-wrap: 1200px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  font-family: var(--sdF-body);
  font-size: 16px;
  line-height: 1.78;
  color: var(--sdF-ink);
  background:
    radial-gradient(900px 420px at 92% -6%, rgba(217, 131, 36, .10), transparent 66%),
    radial-gradient(760px 460px at -8% 26%, rgba(51, 86, 91, .07), transparent 62%),
    var(--sdF-paper);
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; transition: color .25s, border-color .25s; }
a:hover { color: var(--sdF-sun); }
ul, ol { list-style: none; }
img { display: block; max-width: 100%; }
h1, h2, h3, h4 { font-family: var(--sdF-head); font-weight: 400; line-height: 1.32; }
button, input, select, textarea { font-family: var(--sdF-body); font-size: 15px; color: inherit; }
button { cursor: pointer; }
::selection { background: var(--sdF-sun); color: #fff; }

.sdF-wrap { width: 100%; max-width: var(--sdF-wrap); margin: 0 auto; padding: 0 28px; }
.sdF-main { display: block; }

/* ---------- 进场 ---------- */
.sdF-reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.sdF-reveal.sdF-in { opacity: 1; transform: none; }

/* ---------- 顶部极简品牌线 ---------- */
.sdF-brandline {
  position: relative;
  z-index: 40;
  background: rgba(251, 246, 237, .92);
  border-bottom: 1px solid var(--sdF-line);
  backdrop-filter: blur(8px);
}
.sdF-brandline-in {
  max-width: var(--sdF-wrap);
  margin: 0 auto;
  padding: 15px 28px;
  display: flex;
  align-items: center;
  gap: 20px;
}
.sdF-brand { display: flex; align-items: baseline; gap: 14px; flex: 0 0 auto; }
.sdF-brand-cn { font-family: var(--sdF-head); font-size: 25px; letter-spacing: .12em; color: var(--sdF-deep); }
.sdF-brand-en { font-size: 10px; letter-spacing: .3em; color: var(--sdF-salt); }
.sdF-brand-rule {
  flex: 1 1 auto;
  height: 1px;
  background: linear-gradient(90deg, var(--sdF-line), rgba(230, 217, 195, .1));
}
.sdF-brand-meta { flex: 0 0 auto; font-size: 11.5px; letter-spacing: .12em; color: var(--sdF-soft); }
.sdF-brand-meta b { color: var(--sdF-brand); font-weight: 400; }

/* ---------- 右下胶囊悬浮导航 ---------- */
.sdF-capsule {
  position: fixed;
  right: 26px;
  bottom: 26px;
  z-index: 95;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 14px;
  opacity: .58;
  transform: translateY(10px);
  transition: opacity .5s ease, transform .5s ease;
}
.sdF-capsule.sdF-show { opacity: 1; transform: none; }
.sdF-burger {
  position: relative;
  width: 66px;
  height: 66px;
  border: 0;
  border-radius: 50%;
  background: linear-gradient(150deg, var(--sdF-brand), var(--sdF-deep));
  color: var(--sdF-pale);
  box-shadow: 0 14px 34px rgba(70, 49, 30, .34);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  transition: transform .3s, box-shadow .3s, border-radius .3s;
}
.sdF-burger:hover { transform: translateY(-3px); box-shadow: 0 18px 42px rgba(70, 49, 30, .42); }
.sdF-burger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: currentColor;
  transition: transform .32s, opacity .32s;
}
.sdF-burger em {
  font-style: normal;
  font-size: 9px;
  letter-spacing: .18em;
  margin-top: 2px;
  opacity: .8;
}
.sdF-capsule.sdF-open .sdF-burger { border-radius: 20px; }
.sdF-capsule.sdF-open .sdF-burger span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.sdF-capsule.sdF-open .sdF-burger span:nth-child(2) { opacity: 0; }
.sdF-capsule.sdF-open .sdF-burger span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.sdF-menu {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  padding: 4px;
  max-height: calc(100vh - 150px);
  overflow: auto;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px) scale(.97);
  transform-origin: 100% 100%;
  transition: opacity .3s ease, transform .3s ease, visibility .3s;
}
.sdF-capsule.sdF-open .sdF-menu { opacity: 1; visibility: visible; transform: none; }
.sdF-menu a {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 20px;
  border-radius: 999px;
  background: var(--sdF-card);
  border: 1px solid var(--sdF-line);
  box-shadow: 0 6px 18px rgba(70, 49, 30, .10);
  font-size: 13.5px;
  letter-spacing: .06em;
  white-space: nowrap;
}
.sdF-menu a i { font-style: normal; font-size: 10px; letter-spacing: .1em; color: var(--sdF-sun); }
.sdF-menu a:hover, .sdF-menu a.sdF-on { background: var(--sdF-deep); color: var(--sdF-pale); border-color: var(--sdF-deep); }
.sdF-menu a.sdF-on i { color: var(--sdF-sun); }
.sdF-menu .sdF-menu-tel { background: var(--sdF-salt); color: var(--sdF-pale); border-color: var(--sdF-salt); }
.sdF-menu .sdF-menu-book { background: var(--sdF-sun); color: #fff; border-color: var(--sdF-sun); }
.sdF-menu .sdF-menu-book:hover { background: var(--sdF-brand); border-color: var(--sdF-brand); }
.sdF-menu-sep { width: 100%; height: 1px; background: var(--sdF-line); margin: 3px 0; }
.sdF-scrim {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(46, 35, 24, .34);
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s, visibility .3s;
}
.sdF-scrim.sdF-on { opacity: 1; visibility: visible; }

/* ---------- 按钮 ---------- */
.sdF-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 26px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 14px;
  letter-spacing: .08em;
  transition: background .25s, color .25s, border-color .25s, transform .25s;
}
.sdF-btn:hover { transform: translateY(-2px); }
.sdF-btn--sun { background: var(--sdF-sun); color: #fff; box-shadow: 0 10px 24px rgba(217, 131, 36, .3); }
.sdF-btn--sun:hover { background: var(--sdF-brand); color: #fff; }
.sdF-btn--ghost { border-color: var(--sdF-brand); color: var(--sdF-brand); background: transparent; }
.sdF-btn--ghost:hover { background: var(--sdF-brand); color: var(--sdF-pale); }

/* ---------- 首页 50/50 首屏 ---------- */
.sdF-hero {
  max-width: var(--sdF-wrap);
  margin: 34px auto 0;
  padding: 0 28px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  align-items: stretch;
}
.sdF-hero-copy { display: flex; flex-direction: column; justify-content: center; padding: 30px 46px 34px 0; }
.sdF-kicker {
  font-size: 10.5px;
  letter-spacing: .28em;
  color: var(--sdF-sun);
  text-transform: uppercase;
}
.sdF-hero h1 { margin: 18px 0 16px; font-size: clamp(38px, 4.6vw, 66px); color: var(--sdF-deep); letter-spacing: .04em; }
.sdF-hero h1 span { display: block; }
.sdF-hero h1 em { display: block; font-style: normal; font-size: .42em; letter-spacing: .16em; color: var(--sdF-salt); margin-top: 12px; }
.sdF-hero-lead { max-width: 420px; color: var(--sdF-soft); font-size: 15px; }
.sdF-hero-meta {
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px solid var(--sdF-line);
  display: flex;
  flex-wrap: wrap;
  gap: 6px 0;
  font-size: 12.5px;
  color: var(--sdF-soft);
}
.sdF-hero-meta span { display: inline-flex; align-items: center; }
.sdF-hero-meta span + span::before { content: "·"; margin: 0 10px; color: var(--sdF-sun); }
.sdF-hero-meta b { color: var(--sdF-brand); font-weight: 400; }
.sdF-hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.sdF-hero-fig {
  position: relative;
  min-height: 520px;
  border-radius: var(--sdF-r-lg);
  overflow: hidden;
  box-shadow: var(--sdF-shadow-lg);
  background: var(--sdF-pale);
}
.sdF-hero-fig img { width: 100%; height: 100%; object-fit: cover; }
.sdF-hero-fig figcaption {
  position: absolute;
  left: 20px;
  bottom: 20px;
  padding: 10px 16px;
  border-radius: 999px;
  background: rgba(251, 246, 237, .92);
  color: var(--sdF-deep);
  font-size: 11.5px;
  letter-spacing: .06em;
  box-shadow: 0 8px 20px rgba(46, 35, 24, .16);
}

/* ---------- 区块头 ---------- */
.sdF-sec { max-width: var(--sdF-wrap); margin: 0 auto; padding: 84px 28px 0; }
.sdF-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--sdF-line);
  margin-bottom: 44px;
}
.sdF-head-l { display: flex; align-items: flex-end; gap: 18px; }
.sdF-head-no {
  font-family: var(--sdF-head);
  font-size: 15px;
  color: var(--sdF-sun);
  letter-spacing: .1em;
  padding-bottom: 6px;
  white-space: nowrap;
}
.sdF-head h2 { font-size: clamp(27px, 3vw, 42px); color: var(--sdF-deep); letter-spacing: .04em; }
.sdF-head h2 small { display: block; font-family: var(--sdF-body); font-size: 10.5px; letter-spacing: .28em; color: var(--sdF-sun); margin-bottom: 8px; }
.sdF-head p { max-width: 390px; text-align: right; font-size: 13px; color: var(--sdF-soft); }

/* ---------- 时间轴 ---------- */
.sdF-tl { position: relative; max-width: 1010px; margin: 0 auto; padding: 4px 0; }
.sdF-tl::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, transparent, var(--sdF-line) 5%, var(--sdF-line) 95%, transparent);
  transform: translateX(-.5px);
}
.sdF-tl-item { position: relative; width: 50%; padding: 0 52px 50px 0; }
.sdF-tl-item:nth-child(even) { margin-left: 50%; padding: 0 0 50px 52px; }
.sdF-tl-item::after {
  content: "";
  position: absolute;
  top: 39px;
  right: 0;
  width: 38px;
  height: 1px;
  background: var(--sdF-line);
}
.sdF-tl-item:nth-child(even)::after { right: auto; left: 0; }
.sdF-tl-node {
  position: absolute;
  top: 20px;
  right: -38px;
  width: 76px;
  text-align: center;
  z-index: 2;
}
.sdF-tl-item:nth-child(even) .sdF-tl-node { right: auto; left: -38px; }
.sdF-tl-node i {
  display: block;
  width: 36px;
  height: 36px;
  margin: 0 auto;
  border-radius: 50%;
  background: var(--sdF-sun);
  color: #fff;
  font-style: normal;
  font-size: 12px;
  line-height: 36px;
  letter-spacing: .02em;
  box-shadow: 0 0 0 6px var(--sdF-paper), 0 8px 18px rgba(217, 131, 36, .34);
}
.sdF-tl-node em {
  display: block;
  margin-top: 8px;
  font-style: normal;
  font-size: 10px;
  letter-spacing: .06em;
  color: var(--sdF-soft);
  white-space: nowrap;
}
.sdF-tl-card {
  display: block;
  background: var(--sdF-card);
  border: 1px solid var(--sdF-line);
  border-radius: 22px;
  overflow: hidden;
  box-shadow: var(--sdF-shadow);
  transition: transform .32s ease, box-shadow .32s ease, border-color .32s;
}
.sdF-tl-card:hover { transform: translateY(-4px); box-shadow: var(--sdF-shadow-lg); border-color: rgba(217, 131, 36, .5); }
.sdF-tl-fig { aspect-ratio: 16 / 9; overflow: hidden; background: var(--sdF-pale); }
.sdF-tl-fig img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s ease; }
.sdF-tl-card:hover .sdF-tl-fig img { transform: scale(1.04); }
.sdF-tl-body { padding: 18px 22px 20px; }
.sdF-tl-tag { font-size: 10px; letter-spacing: .16em; color: var(--sdF-salt); }
.sdF-tl-body h3 { margin: 6px 0 8px; font-size: 24px; color: var(--sdF-deep); letter-spacing: .04em; }
.sdF-tl-body h3 a:hover { color: var(--sdF-sun); }
.sdF-tl-body p { font-size: 13.5px; color: var(--sdF-soft); line-height: 1.7; }
.sdF-tl-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--sdF-line);
  font-size: 12px;
  color: var(--sdF-brand);
}
.sdF-tl-meta b { font-weight: 400; color: var(--sdF-sun); }
.sdF-tl-more { display: inline-block; margin-top: 10px; font-size: 12px; color: var(--sdF-brand); letter-spacing: .06em; }
.sdF-tl-card:hover .sdF-tl-more { color: var(--sdF-sun); }
.sdF-tl-card--text .sdF-tl-body { padding: 24px 26px; }
.sdF-tl-card--text { background: linear-gradient(150deg, #FFFBF4, #F7EDDD); }
.sdF-tl-quote { font-family: var(--sdF-head); font-size: 34px; line-height: 1; color: var(--sdF-sun); opacity: .55; }
.sdF-tl-card--text p.sdF-tl-say { font-size: 15px; color: var(--sdF-ink); line-height: 1.8; margin-top: 6px; }
.sdF-tl-card--text .sdF-tl-by { margin-top: 14px; font-size: 12px; color: var(--sdF-soft); }
.sdF-tl-card--text .sdF-tl-by b { color: var(--sdF-brand); font-weight: 400; }

/* ---------- 落日数字带（4 列） ---------- */
.sdF-sunband {
  max-width: var(--sdF-wrap);
  margin: 84px auto 0;
  padding: 0 28px;
}
.sdF-sunband-in {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: linear-gradient(124deg, var(--sdF-deep), #5A3A22 58%, #6B4426);
  border-radius: var(--sdF-r-lg);
  color: var(--sdF-pale);
  box-shadow: var(--sdF-shadow-lg);
  overflow: hidden;
}
.sdF-sun-cell { padding: 34px 28px 30px; position: relative; }
.sdF-sun-cell + .sdF-sun-cell { border-left: 1px solid rgba(240, 228, 208, .16); }
.sdF-sun-num { font-family: var(--sdF-head); font-size: clamp(36px, 3.6vw, 52px); color: var(--sdF-pale); line-height: 1; letter-spacing: .02em; }
.sdF-sun-num i { font-style: normal; font-size: .36em; margin-left: 4px; color: var(--sdF-sun); }
.sdF-sun-label { margin-top: 10px; font-size: 13px; color: var(--sdF-pale); }
.sdF-sun-note { margin-top: 4px; font-size: 11px; color: rgba(240, 228, 208, .6); letter-spacing: .04em; }

/* ---------- 4 列卡片通用 ---------- */
.sdF-quad { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.sdF-card {
  display: flex;
  flex-direction: column;
  background: var(--sdF-card);
  border: 1px solid var(--sdF-line);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--sdF-shadow);
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
.sdF-card:hover { transform: translateY(-4px); box-shadow: var(--sdF-shadow-lg); border-color: rgba(217, 131, 36, .45); }
.sdF-card-fig { aspect-ratio: 4 / 3; overflow: hidden; background: var(--sdF-pale); }
.sdF-card-fig img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s; }
.sdF-card:hover .sdF-card-fig img { transform: scale(1.04); }
.sdF-card-body { padding: 18px 20px 20px; flex: 1; display: flex; flex-direction: column; }
.sdF-card-tag { font-size: 10px; letter-spacing: .16em; color: var(--sdF-sun); }
.sdF-card-body h3 { margin: 6px 0 8px; font-size: 21px; color: var(--sdF-deep); letter-spacing: .03em; }
.sdF-card-body p { font-size: 12.8px; color: var(--sdF-soft); line-height: 1.7; }
.sdF-card-foot {
  margin-top: auto;
  padding-top: 12px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  border-top: 1px dashed var(--sdF-line);
  font-size: 11.5px;
  color: var(--sdF-soft);
}
.sdF-card-foot b { font-family: var(--sdF-head); font-size: 19px; font-weight: 400; color: var(--sdF-sun); }

/* ---------- 茶价带 ---------- */
.sdF-price { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.sdF-price-card {
  position: relative;
  padding: 24px 22px 20px;
  background: var(--sdF-card);
  border: 1px solid var(--sdF-line);
  border-radius: 18px;
  box-shadow: var(--sdF-shadow);
  transition: transform .3s, border-color .3s;
}
.sdF-price-card:hover { transform: translateY(-3px); border-color: var(--sdF-sun); }
.sdF-price-no {
  position: absolute;
  right: 18px;
  top: 16px;
  font-family: var(--sdF-head);
  font-size: 26px;
  color: var(--sdF-pale);
  line-height: 1;
}
.sdF-price-name { font-family: var(--sdF-head); font-size: 22px; color: var(--sdF-deep); letter-spacing: .04em; }
.sdF-price-meta { font-size: 11px; color: var(--sdF-soft); margin-top: 4px; letter-spacing: .06em; }
.sdF-price-val { margin-top: 14px; font-family: var(--sdF-head); font-size: 30px; color: var(--sdF-sun); line-height: 1.1; }
.sdF-price-val small { font-family: var(--sdF-body); font-size: 11px; color: var(--sdF-soft); margin-left: 4px; }
.sdF-price-note { margin-top: 10px; padding-top: 10px; border-top: 1px dashed var(--sdF-line); font-size: 11.5px; color: var(--sdF-soft); }

/* ---------- 候鸟茶契（4 列） ---------- */
.sdF-pact { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; counter-reset: sdFpact; }
.sdF-pact-step {
  position: relative;
  padding: 28px 22px 24px;
  background: linear-gradient(160deg, #FFFBF4, #F7EDDD);
  border: 1px solid var(--sdF-line);
  border-radius: 20px;
  box-shadow: var(--sdF-shadow);
}
.sdF-pact-step::before {
  counter-increment: sdFpact;
  content: "0" counter(sdFpact);
  position: absolute;
  right: 18px;
  top: 14px;
  font-family: var(--sdF-head);
  font-size: 24px;
  color: rgba(123, 75, 42, .22);
}
.sdF-pact-level { font-size: 10.5px; letter-spacing: .18em; color: var(--sdF-salt); }
.sdF-pact-name { margin: 8px 0 10px; font-family: var(--sdF-head); font-size: 30px; color: var(--sdF-deep); }
.sdF-pact-step p { font-size: 12.5px; color: var(--sdF-soft); line-height: 1.72; }
.sdF-pact-cond { margin-top: 14px; padding-top: 12px; border-top: 1px dashed var(--sdF-line); font-size: 11px; color: var(--sdF-sun); }

/* ---------- 预约面板 ---------- */
.sdF-book {
  max-width: var(--sdF-wrap);
  margin: 84px auto 0;
  padding: 0 28px;
}
.sdF-book-in {
  background:
    radial-gradient(640px 260px at 92% 0%, rgba(217, 131, 36, .16), transparent 68%),
    linear-gradient(160deg, #F4E8D6, #FBF6ED);
  border: 1px solid var(--sdF-line);
  border-radius: var(--sdF-r-lg);
  padding: 44px 44px 38px;
  box-shadow: var(--sdF-shadow);
}
.sdF-book-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 26px; }
.sdF-book-head h2 { font-size: clamp(28px, 3vw, 40px); color: var(--sdF-deep); }
.sdF-book-head p { max-width: 400px; font-size: 13px; color: var(--sdF-soft); text-align: right; }
.sdF-book-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.sdF-field { display: flex; flex-direction: column; gap: 7px; }
.sdF-field label { font-size: 11px; letter-spacing: .14em; color: var(--sdF-soft); }
.sdF-field input, .sdF-field select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--sdF-line);
  border-radius: var(--sdF-r);
  background: rgba(255, 251, 244, .9);
  outline: none;
  transition: border-color .25s, box-shadow .25s;
}
.sdF-field input:focus, .sdF-field select:focus { border-color: var(--sdF-sun); box-shadow: 0 0 0 3px rgba(217, 131, 36, .14); }
.sdF-field.sdF-err input, .sdF-field.sdF-err select { border-color: #B4482F; }
.sdF-book-actions {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: 6px;
}
.sdF-msg { font-size: 13px; color: #9B3A25; }
.sdF-msg.sdF-ok { color: var(--sdF-salt); }
.sdF-hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.sdF-book-tips {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--sdF-line);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  font-size: 11.5px;
  color: var(--sdF-soft);
}
.sdF-book-tips b { color: var(--sdF-brand); font-weight: 400; }

/* ---------- 列表页 ---------- */
.sdF-listhead { max-width: var(--sdF-wrap); margin: 0 auto; padding: 34px 28px 0; }
.sdF-crumb { font-size: 11.5px; color: var(--sdF-soft); letter-spacing: .04em; }
.sdF-crumb a:hover { color: var(--sdF-sun); }
.sdF-crumb b { font-weight: 400; color: var(--sdF-brand); }
.sdF-ltitle { margin-top: 30px; padding-bottom: 26px; border-bottom: 1px solid var(--sdF-line); display: flex; align-items: flex-end; justify-content: space-between; gap: 26px; }
.sdF-ltitle h1 { font-size: clamp(36px, 4.4vw, 60px); color: var(--sdF-deep); letter-spacing: .06em; }
.sdF-ltitle h1 small { display: block; font-family: var(--sdF-body); font-size: 10.5px; letter-spacing: .28em; color: var(--sdF-sun); margin-bottom: 10px; }
.sdF-ltitle p { max-width: 420px; text-align: right; font-size: 13px; color: var(--sdF-soft); }
.sdF-listbody { max-width: var(--sdF-wrap); margin: 0 auto; padding: 52px 28px 0; }
.sdF-pager { display: flex; justify-content: center; gap: 8px; padding: 46px 0 0; }
.sdF-pager a, .sdF-pager span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  height: 38px;
  padding: 0 12px;
  border: 1px solid var(--sdF-line);
  border-radius: 999px;
  font-size: 12.5px;
  color: var(--sdF-soft);
  background: var(--sdF-card);
}
.sdF-pager a:hover { border-color: var(--sdF-sun); color: var(--sdF-sun); }
.sdF-pager .sdF-cur { background: var(--sdF-deep); border-color: var(--sdF-deep); color: var(--sdF-pale); }
.sdF-empty { text-align: center; color: var(--sdF-soft); padding: 40px 0; font-size: 13px; }

/* ---------- 详情：50/50 ---------- */
.sdF-dhero {
  max-width: var(--sdF-wrap);
  margin: 30px auto 0;
  padding: 0 28px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: stretch;
}
.sdF-dhero-copy { display: flex; flex-direction: column; justify-content: center; padding: 8px 0; }
.sdF-dhero-copy h1 { margin: 14px 0 14px; font-size: clamp(34px, 3.8vw, 56px); color: var(--sdF-deep); letter-spacing: .04em; }
.sdF-dhero-lead { font-size: 15px; color: var(--sdF-soft); max-width: 520px; }
.sdF-dparams { margin-top: 24px; display: grid; grid-template-columns: 1fr 1fr; gap: 10px 18px; }
.sdF-dparam { padding: 10px 0; border-top: 1px solid var(--sdF-line); }
.sdF-dparam dt { font-size: 10.5px; letter-spacing: .14em; color: var(--sdF-soft); }
.sdF-dparam dd { margin-top: 3px; font-size: 14px; color: var(--sdF-brand); }
.sdF-dparam dd b { font-family: var(--sdF-head); font-size: 23px; font-weight: 400; color: var(--sdF-sun); }
.sdF-demo { display: block; font-family: var(--sdF-body); font-size: 10px; letter-spacing: .02em; color: var(--sdF-soft); }
.sdF-dhero-fig {
  position: relative;
  min-height: 470px;
  border-radius: var(--sdF-r-lg);
  overflow: hidden;
  box-shadow: var(--sdF-shadow-lg);
  background: var(--sdF-pale);
}
.sdF-dhero-fig img { width: 100%; height: 100%; object-fit: cover; }
.sdF-dhero-fig figcaption {
  position: absolute;
  left: 18px;
  bottom: 18px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(251, 246, 237, .92);
  font-size: 11px;
  color: var(--sdF-deep);
}
.sdF-dtag { display: inline-flex; align-items: center; gap: 8px; font-size: 10.5px; letter-spacing: .18em; color: var(--sdF-sun); }
.sdF-dtag i { font-style: normal; padding: 2px 10px; border: 1px solid rgba(217, 131, 36, .4); border-radius: 999px; color: var(--sdF-sun); }

.sdF-dbody {
  max-width: var(--sdF-wrap);
  margin: 56px auto 0;
  padding: 0 28px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: stretch;
}
.sdF-dtext { min-width: 0; }
.sdF-dfigs { display: flex; flex-direction: column; gap: 16px; }
.sdF-dfig {
  position: relative;
  flex: 1 1 0;
  min-height: 210px;
  border-radius: 20px;
  overflow: hidden;
  background: var(--sdF-pale);
  box-shadow: var(--sdF-shadow);
}
.sdF-dfig img { width: 100%; height: 100%; object-fit: cover; }
.sdF-dfig figcaption {
  position: absolute;
  left: 14px;
  bottom: 14px;
  padding: 6px 13px;
  border-radius: 999px;
  background: rgba(251, 246, 237, .92);
  font-size: 10.5px;
  color: var(--sdF-deep);
}
.sdF-dnote {
  flex: 0 0 auto;
  padding: 20px 22px;
  border: 1px solid var(--sdF-line);
  border-radius: 20px;
  background: linear-gradient(150deg, #F4E8D6, #FBF6ED);
}
.sdF-dnote h4 { font-size: 20px; color: var(--sdF-deep); margin-bottom: 6px; }
.sdF-dnote p { font-size: 12.5px; color: var(--sdF-soft); }
.sdF-dnote a { color: var(--sdF-brand); }
.sdF-dnote .sdF-dnote-row { margin-top: 10px; padding-top: 10px; border-top: 1px dashed var(--sdF-line); font-size: 12px; }

/* CMS 正文 */
.sdF-prose { font-size: 15px; color: #3B2E20; }
.sdF-prose h2 {
  position: relative;
  margin: 34px 0 14px;
  padding-left: 16px;
  font-size: 26px;
  color: var(--sdF-deep);
  letter-spacing: .03em;
}
.sdF-prose h2:first-child { margin-top: 0; }
.sdF-prose h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: .22em;
  bottom: .22em;
  width: 3px;
  border-radius: 3px;
  background: var(--sdF-sun);
}
.sdF-prose h3 { margin: 22px 0 8px; font-size: 20px; color: var(--sdF-brand); }
.sdF-prose p { margin: 10px 0; }
.sdF-prose strong { color: var(--sdF-brand); font-weight: 700; }
.sdF-prose b, .sdF-prose strong { color: var(--sdF-brand); }
.sdF-prose img { border-radius: 16px; margin: 16px 0; }
.sdF-prose ul, .sdF-prose ol { margin: 12px 0 12px 20px; }
.sdF-prose li { margin: 4px 0; list-style: disc; }
.sdF-prose blockquote {
  margin: 18px 0;
  padding: 14px 20px;
  border-left: 3px solid var(--sdF-sun);
  background: rgba(240, 228, 208, .4);
  border-radius: 0 14px 14px 0;
  color: var(--sdF-brand);
}
.sdF-prose a { color: var(--sdF-sun); border-bottom: 1px solid rgba(217, 131, 36, .35); }
.sdF-sign { margin-top: 26px; font-size: 12px; color: var(--sdF-soft); }

/* 详情底部导航 */
.sdF-dnav {
  max-width: var(--sdF-wrap);
  margin: 52px auto 0;
  padding: 0 28px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.sdF-dnav a {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 20px 24px;
  background: var(--sdF-card);
  border: 1px solid var(--sdF-line);
  border-radius: 18px;
  box-shadow: var(--sdF-shadow);
}
.sdF-dnav a:hover { border-color: var(--sdF-sun); }
.sdF-dnav small { font-size: 10.5px; letter-spacing: .14em; color: var(--sdF-soft); }
.sdF-dnav b { font-family: var(--sdF-head); font-size: 22px; font-weight: 400; color: var(--sdF-deep); }

/* ---------- 页脚 ---------- */
.sdF-foot {
  margin-top: 96px;
  background: linear-gradient(160deg, var(--sdF-deep), #35241A);
  color: rgba(240, 228, 208, .82);
}
.sdF-foot-in {
  max-width: var(--sdF-wrap);
  margin: 0 auto;
  padding: 56px 28px 34px;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
  gap: 34px;
}
.sdF-foot-brand b { display: block; font-family: var(--sdF-head); font-size: 28px; letter-spacing: .1em; color: var(--sdF-pale); }
.sdF-foot-brand small { display: block; margin-top: 6px; font-size: 9.5px; letter-spacing: .26em; color: var(--sdF-sun); }
.sdF-foot-brand p { margin-top: 14px; font-size: 12.5px; line-height: 1.8; color: rgba(240, 228, 208, .62); }
.sdF-foot h4 { font-size: 11px; letter-spacing: .2em; color: var(--sdF-sun); margin-bottom: 14px; font-family: var(--sdF-body); font-weight: 400; }
.sdF-foot ul li { margin: 7px 0; font-size: 12.5px; }
.sdF-foot ul a:hover { color: var(--sdF-sun); }
.sdF-foot p { font-size: 12.5px; line-height: 1.9; color: rgba(240, 228, 208, .72); }
.sdF-foot p b { color: var(--sdF-pale); font-weight: 400; }
.sdF-foot-bottom {
  max-width: var(--sdF-wrap);
  margin: 0 auto;
  padding: 18px 28px 26px;
  border-top: 1px solid rgba(240, 228, 208, .14);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
  font-size: 11px;
  color: rgba(240, 228, 208, .5);
}

/* ---------- 返回顶部 ---------- */
.sdF-topbtn {
  position: fixed;
  right: 30px;
  bottom: 104px;
  z-index: 80;
  width: 40px;
  height: 40px;
  border: 1px solid var(--sdF-line);
  border-radius: 50%;
  background: var(--sdF-card);
  color: var(--sdF-brand);
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: .3s;
  box-shadow: var(--sdF-shadow);
}
.sdF-topbtn.sdF-on { opacity: 1; visibility: visible; transform: none; }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .sdF-head { flex-direction: column; align-items: flex-start; gap: 12px; }
  .sdF-head p { text-align: left; max-width: 560px; }
  .sdF-ltitle { flex-direction: column; align-items: flex-start; gap: 12px; }
  .sdF-ltitle p { text-align: left; }
  .sdF-quad, .sdF-price, .sdF-pact { grid-template-columns: repeat(2, 1fr); }
  .sdF-book-grid, .sdF-book-tips { grid-template-columns: repeat(2, 1fr); }
  .sdF-foot-in { grid-template-columns: 1fr 1fr; }
  .sdF-sunband-in { grid-template-columns: repeat(2, 1fr); }
  .sdF-sun-cell:nth-child(3) { border-left: 0; border-top: 1px solid rgba(240, 228, 208, .16); }
  .sdF-sun-cell:nth-child(4) { border-top: 1px solid rgba(240, 228, 208, .16); }
}
@media (max-width: 900px) {
  .sdF-hero, .sdF-dhero, .sdF-dbody { grid-template-columns: 1fr; gap: 26px; }
  .sdF-hero-copy { padding: 8px 0 0; }
  .sdF-hero-fig { min-height: 380px; }
  .sdF-dhero-fig { min-height: 360px; }
  .sdF-dfigs { flex-direction: row; flex-wrap: wrap; }
  .sdF-dfig { flex: 1 1 46%; }
  .sdF-dnote { flex: 1 1 100%; }
  .sdF-dparams { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .sdF-brandline-in { padding: 12px 20px; gap: 12px; }
  .sdF-brand-cn { font-size: 21px; }
  .sdF-brand-meta { display: none; }
  .sdF-wrap, .sdF-hero, .sdF-sec, .sdF-sunband, .sdF-book, .sdF-listhead, .sdF-listbody,
  .sdF-dhero, .sdF-dbody, .sdF-dnav { padding-left: 20px; padding-right: 20px; }
  .sdF-sec { padding-top: 62px; }
  .sdF-sunband { margin-top: 62px; }
  .sdF-book { margin-top: 62px; }
  .sdF-book-in { padding: 28px 22px 26px; }
  .sdF-book-head { flex-direction: column; align-items: flex-start; gap: 10px; }
  .sdF-book-head p { text-align: left; }
  .sdF-head { margin-bottom: 30px; }
  .sdF-head-l { gap: 10px; }
  .sdF-foot-in { grid-template-columns: 1fr; gap: 24px; padding: 40px 20px 26px; }
  .sdF-foot-bottom { padding: 16px 20px 22px; }
  .sdF-dnav { grid-template-columns: 1fr; }

  /* 时间轴改为左轴 */
  .sdF-tl { padding-left: 8px; }
  .sdF-tl::before { left: 24px; }
  .sdF-tl-item, .sdF-tl-item:nth-child(even) {
    width: 100%;
    margin-left: 0;
    padding: 0 0 30px 58px;
  }
  .sdF-tl-item::after, .sdF-tl-item:nth-child(even)::after {
    right: auto;
    left: 36px;
    width: 22px;
    top: 33px;
  }
  .sdF-tl-node, .sdF-tl-item:nth-child(even) .sdF-tl-node {
    left: 6px;
    right: auto;
    top: 16px;
    width: 36px;
  }
  .sdF-tl-node i { width: 32px; height: 32px; line-height: 32px; font-size: 11px; }
  .sdF-tl-node em { display: none; }
  .sdF-tl-body h3 { font-size: 21px; }
  .sdF-tl-card--text .sdF-tl-body { padding: 20px; }

  /* 移动端全屏菜单 */
  .sdF-capsule { right: 18px; bottom: 18px; opacity: 1; transform: none; }
  .sdF-burger { width: 58px; height: 58px; }
  .sdF-menu {
    position: fixed;
    inset: 0;
    max-height: none;
    padding: 88px 22px 30px;
    background: rgba(46, 35, 24, .97);
    align-items: stretch;
    justify-content: center;
    gap: 6px;
    border-radius: 0;
    overflow: auto;
  }
  .sdF-menu a {
    justify-content: flex-start;
    padding: 13px 18px;
    border-radius: 14px;
    background: transparent;
    border: 1px solid rgba(240, 228, 208, .18);
    color: var(--sdF-pale);
    font-size: 17px;
    box-shadow: none;
  }
  .sdF-menu a.sdF-on { background: var(--sdF-sun); border-color: var(--sdF-sun); color: #fff; }
  .sdF-menu .sdF-menu-tel { background: rgba(51, 86, 91, .9); }
  .sdF-menu .sdF-menu-book { background: var(--sdF-sun); }
  .sdF-menu-sep { background: rgba(240, 228, 208, .18); }
  .sdF-capsule.sdF-open { z-index: 96; }
  .sdF-scrim { display: none; }
  .sdF-topbtn { right: 22px; bottom: 92px; }
}
@media (max-width: 560px) {
  .sdF-brand-en { display: none; }
  .sdF-quad, .sdF-price, .sdF-pact, .sdF-book-grid, .sdF-book-tips { grid-template-columns: 1fr; }
  .sdF-sunband-in { grid-template-columns: 1fr; }
  .sdF-sun-cell + .sdF-sun-cell { border-left: 0; border-top: 1px solid rgba(240, 228, 208, .16); }
  .sdF-hero-fig { min-height: 300px; }
  .sdF-hero-meta span + span::before { margin: 0 6px; }
  .sdF-dparams { grid-template-columns: 1fr; }
  .sdF-dfigs { flex-direction: column; flex-wrap: nowrap; }
  .sdF-dnote { flex: 0 0 auto; }
  .sdF-book-actions { flex-direction: column; align-items: stretch; }
  .sdF-book-actions .sdF-btn { width: 100%; }
  .sdF-prose h2 { font-size: 22px; }
  .sdF-dnav b { font-size: 19px; }
}