/* ==========================================================================
   weixinqun.cc — 山海皆可平
   骨架：水墨卷轴（宣纸底 + 竖排题签 + 双栏错落 + 引文笺）
   ========================================================================== */

body.page-shanhai {
  background: #f6f0e4;
  color: #2a2a24;
}

body.page-shanhai .site-header {
  background: rgba(246, 240, 228, .95);
  border-bottom-color: rgba(47, 79, 67, .16);
}
body.page-shanhai .brand-mark { background: #2f4f43; color: #e9e0cd; }
body.page-shanhai .site-nav a.is-active { color: #2f4f43; box-shadow: inset 0 -2px 0 #2f4f43; }
body.page-shanhai .site-nav a:hover { background: rgba(47, 79, 67, .08); }
body.page-shanhai .btn-login { background: #2f4f43; color: #f6f0e4; box-shadow: 0 6px 16px rgba(47, 79, 67, .22); }

/* ---------- Hero ---------- */
.ink-hero {
  position: relative;
  padding: 66px 0 74px;
  overflow: hidden;
}
.ink-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(rgba(47, 79, 67, .055) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255, 255, 255, .5), transparent 60%);
  background-size: 22px 22px, 100% 100%;
  pointer-events: none;
}
.ink-hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: 48px;
  align-items: center;
}
.ink-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 2px;
  color: #b4453a;
}
.ink-eyebrow::before {
  content: "";
  width: 34px; height: 1px;
  background: #b4453a;
}
.ink-hero h1 {
  margin-top: 18px;
  font-family: var(--serif);
  font-size: clamp(38px, 5.4vw, 66px);
  line-height: 1.18;
  font-weight: 600;
  letter-spacing: 2px;
  color: #233b32;
}
.ink-hero h1 em {
  display: block;
  margin-top: 8px;
  font-style: normal;
  font-size: clamp(20px, 2.3vw, 28px);
  letter-spacing: 4px;
  color: #b4453a;
}
.ink-hero p.ink-lead {
  margin-top: 20px;
  max-width: 520px;
  font-family: var(--serif);
  font-size: 15.5px;
  line-height: 2.15;
  color: #4c544b;
}
.ink-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.ink-actions .btn { border-radius: 4px; }
.ink-actions .btn-primary { background: #2f4f43; color: #f6f0e4; box-shadow: 0 10px 24px rgba(47, 79, 67, .22); }
.ink-actions .btn-room { border-color: rgba(47, 79, 67, .4); color: #2f4f43; }
.ink-actions .btn-room b { color: #b4453a; }
.ink-hero figure { position: relative; }
.ink-hero figure img {
  width: 100%;
  border: 1px solid rgba(47, 79, 67, .2);
  box-shadow: 0 22px 50px rgba(47, 79, 67, .16);
  background: #f6f0e4;
}
.ink-hero figcaption {
  margin-top: 12px;
  text-align: right;
  font-family: var(--serif);
  font-size: 11.5px;
  letter-spacing: 2px;
  color: #8a8676;
}

/* ---------- 卷轴分隔 ---------- */
.ink-scroll { max-width: 1000px; margin-inline: auto; }
.ink-divider {
  display: flex;
  align-items: center;
  gap: 16px;
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 26px;
}
.ink-divider::before,
.ink-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(47, 79, 67, .3), transparent);
}
.ink-divider i {
  width: 7px; height: 7px;
  background: #b4453a;
  transform: rotate(45deg);
  flex: none;
}

/* ---------- 段落 ---------- */
.ink-sec { position: relative; padding: 66px 0; }
.ink-sec .sec-inner { max-width: 920px; margin-inline: auto; padding-inline: 26px; }
.ink-sec .sec-head {
  position: relative;
  padding-left: 26px;
}
.ink-sec .sec-head::before {
  content: "";
  position: absolute;
  left: 0; top: 6px; bottom: 6px;
  width: 3px;
  background: linear-gradient(#2f4f43, rgba(47, 79, 67, .15));
}
.ink-sec .sec-no {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 2px;
  color: #b4453a;
}
.ink-sec h2 {
  margin-top: 8px;
  font-family: var(--serif);
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.4;
  font-weight: 600;
  letter-spacing: 1px;
  color: #233b32;
}
.ink-sec p.sec-lead {
  margin-top: 12px;
  font-family: var(--serif);
  font-size: 14.5px;
  line-height: 2.05;
  color: #56605a;
}

/* ---------- 原文笺 ---------- */
.verse-paper {
  margin-top: 28px;
  padding: 38px 34px;
  background: #fffaf0;
  border: 1px solid rgba(47, 79, 67, .18);
  box-shadow: inset 0 0 0 6px #f6f0e4, 0 12px 30px rgba(47, 79, 67, .07);
}
.verse-paper blockquote {
  font-family: var(--serif);
  font-size: clamp(24px, 3.2vw, 38px);
  line-height: 1.9;
  letter-spacing: 4px;
  color: #233b32;
  text-align: center;
}
.verse-paper blockquote span { color: #b4453a; }
.verse-paper .verse-note {
  margin-top: 16px;
  text-align: center;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 1.8px;
  color: #8a8676;
}

/* ---------- 逐句三栏 ---------- */
.line-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 28px;
}
.line-card {
  padding: 26px 24px;
  background: rgba(255, 255, 255, .55);
  border: 1px solid rgba(47, 79, 67, .16);
}
.line-card .lc-char {
  font-family: var(--serif);
  font-size: 34px;
  line-height: 1;
  color: #b4453a;
}
.line-card h3 {
  margin-top: 14px;
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 1px;
  color: #233b32;
}
.line-card p { margin-top: 10px; font-size: 13.2px; line-height: 1.95; color: #56605a; }

/* ---------- 双栏错落 ---------- */
.ink-split {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: 40px;
  align-items: start;
  margin-top: 26px;
}
.ink-split .prose p {
  font-family: var(--serif);
  font-size: 14.5px;
  line-height: 2.15;
  color: #4c544b;
}
.ink-split .prose p + p { margin-top: 16px; }
.ink-split .prose strong { color: #233b32; }
.ink-aside {
  padding: 26px;
  background: #ece3d2;
  border-left: 3px solid #b4453a;
}
.ink-aside h3 {
  font-family: var(--serif);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 1px;
  color: #233b32;
}
.ink-aside ul { margin-top: 14px; display: grid; gap: 10px; }
.ink-aside li {
  position: relative;
  padding-left: 16px;
  font-size: 12.8px;
  line-height: 1.9;
  color: #4c544b;
}
.ink-aside li::before {
  content: "·";
  position: absolute; left: 2px; top: -2px;
  color: #b4453a;
  font-weight: 700;
}

/* ---------- 辑录 ---------- */
.verse-list { margin-top: 26px; display: grid; gap: 0; border-top: 1px solid rgba(47, 79, 67, .18); }
.verse-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 20px;
  align-items: baseline;
  padding: 18px 4px;
  border-bottom: 1px solid rgba(47, 79, 67, .14);
}
.verse-list .v-text {
  font-family: var(--serif);
  font-size: 16.5px;
  letter-spacing: 2px;
  color: #233b32;
}
.verse-list .v-from {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 1px;
  color: #8a8676;
  white-space: nowrap;
}

/* ---------- 对照 ---------- */
.ink-compare { display: grid; grid-template-columns: 1fr 1fr; gap: 0; margin-top: 26px; border: 1px solid rgba(47, 79, 67, .18); }
.ink-compare > div { padding: 26px; }
.ink-compare > div + div { border-left: 1px solid rgba(47, 79, 67, .18); background: rgba(255, 255, 255, .4); }
.ink-compare h3 {
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 1px;
  color: #b4453a;
}
.ink-compare > div + div h3 { color: #2f4f43; }
.ink-compare ul { margin-top: 14px; display: grid; gap: 10px; }
.ink-compare li { font-size: 13px; line-height: 1.9; color: #56605a; padding-left: 16px; position: relative; }
.ink-compare li::before { content: "×"; position: absolute; left: 0; top: -1px; color: #b4453a; font-size: 12px; }
.ink-compare > div + div li::before { content: "✓"; color: #2f4f43; }

/* ---------- 场景 ---------- */
.use-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 26px; }
.use-card { padding: 24px; background: #fffaf0; border: 1px solid rgba(47, 79, 67, .16); }
.use-card .u-tag { font-family: var(--mono); font-size: 10px; letter-spacing: 1.6px; color: #b4453a; }
.use-card h3 { margin-top: 10px; font-family: var(--serif); font-size: 17px; font-weight: 600; color: #233b32; }
.use-card p { margin-top: 9px; font-size: 12.8px; line-height: 1.9; color: #56605a; }

/* ---------- 引用规范 ---------- */
.rule-list { margin-top: 26px; display: grid; gap: 0; counter-reset: rule; }
.rule-list li {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 18px;
  padding: 20px 0;
  border-bottom: 1px solid rgba(47, 79, 67, .14);
  counter-increment: rule;
}
.rule-list li::before {
  content: "0" counter(rule);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 1px;
  color: #b4453a;
  padding-top: 2px;
}
.rule-list h3 { font-family: var(--serif); font-size: 15.5px; font-weight: 600; color: #233b32; }
.rule-list p { margin-top: 5px; font-size: 13px; line-height: 1.9; color: #56605a; }

/* ---------- 品牌衔接 ---------- */
.ink-bridge {
  margin-top: 26px;
  padding: 32px;
  background: #2f4f43;
  color: #e9e0cd;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  gap: 28px;
  align-items: center;
}
.ink-bridge h3 { font-family: var(--serif); font-size: 21px; font-weight: 600; letter-spacing: 1px; color: #fff; }
.ink-bridge p { margin-top: 10px; font-size: 13.2px; line-height: 1.95; color: #c3d0c4; }
.ink-bridge .bridge-num {
  text-align: center;
  border: 1px dashed rgba(233, 224, 205, .45);
  padding: 18px;
}
.ink-bridge .bridge-num span { font-family: var(--mono); font-size: 10px; letter-spacing: 2px; color: #a8bdae; }
.ink-bridge .bridge-num b { display: block; margin-top: 6px; font-family: var(--mono); font-size: 30px; letter-spacing: 3px; color: #f3e7d3; }

/* ---------- FAQ ---------- */
.ink-faq .acc-list { border-top-color: rgba(47, 79, 67, .18); }
.ink-faq .acc-item { border-bottom-color: rgba(47, 79, 67, .16); }
.ink-faq .acc-trigger { color: #233b32; font-family: var(--serif); font-weight: 600; }
.ink-faq .acc-panel { color: #56605a; }
.ink-faq .acc-item.is-open .acc-trigger::after { color: #b4453a; }

/* ---------- 相关 / CTA ---------- */
.ink-related { margin-top: 24px; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.ink-related a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  background: #fffaf0;
  border: 1px solid rgba(47, 79, 67, .16);
  font-family: var(--serif);
  font-size: 14px;
  color: #233b32;
  transition: border-color .2s, background .2s;
}
.ink-related a:hover { border-color: #2f4f43; background: #fff; }
.ink-related em { font-style: normal; font-family: var(--mono); font-size: 10.5px; letter-spacing: 1px; color: #b4453a; }

.ink-cta {
  margin: 10px 0 64px;
  padding: 38px;
  border: 1px solid rgba(47, 79, 67, .22);
  background: #fffaf0;
  text-align: center;
}
.ink-cta h2 { font-family: var(--serif); font-size: 26px; font-weight: 600; letter-spacing: 2px; color: #233b32; }
.ink-cta p { margin-top: 12px; font-size: 13.5px; line-height: 1.95; color: #56605a; max-width: 620px; margin-inline: auto; }
.ink-cta .cta-row { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 22px; }
.ink-cta .btn-primary { background: #2f4f43; color: #f6f0e4; border-radius: 4px; }
.ink-cta .tg-link { border-color: rgba(47, 79, 67, .35); color: #2f4f43; border-radius: 4px; }
.ink-cta .tg-link:hover { border-color: #2f4f43; background: #f0e8d8; }
.ink-cta .btn-room { border-radius: 4px; color: #2f4f43; border-color: rgba(47, 79, 67, .4); }
.ink-cta .btn-room b { color: #b4453a; }

/* ---------- 响应式 ---------- */
@media (max-width: 1000px) {
  .ink-hero-grid { grid-template-columns: 1fr; gap: 38px; }
  .ink-hero figure { order: -1; }
  .line-cards { grid-template-columns: 1fr; }
  .ink-split { grid-template-columns: 1fr; gap: 26px; }
  .use-grid { grid-template-columns: 1fr; }
  .ink-bridge { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
  .ink-hero { padding: 44px 0 54px; }
  .ink-sec { padding: 46px 0; }
  .verse-paper { padding: 26px 18px; }
  .verse-paper blockquote { letter-spacing: 2px; }
  .ink-compare { grid-template-columns: 1fr; }
  .ink-compare > div + div { border-left: 0; border-top: 1px solid rgba(47, 79, 67, .18); }
  .ink-related { grid-template-columns: 1fr; }
  .ink-actions .btn { width: 100%; }
  .ink-cta { padding: 26px 20px; }
  .verse-list li { grid-template-columns: 1fr; gap: 4px; }
}