/* ==========================================================================
   Acrosstar · 设计总监规范 v6（高级深色金饰天文台体系 · 比例与律动精修）
   ========================================================================== */
:root {
  --bg-deep: #070B13;
  --bg-node: #0C1320;
  --bg-card: rgba(13, 20, 34, 0.72);
  --bg-card-hover: rgba(18, 27, 44, 0.88);
  --bg-card-border: rgba(212, 175, 114, 0.16);
  --bg-card-border-hover: rgba(223, 190, 130, 0.38);
  --line-gold: #D4AF72;
  --line-gold-bright: #DFBE82;
  --line-gold-text: #F2D7A0;
  --gold-glow: rgba(212, 175, 114, 0.16);
  --line-dim: rgba(212, 175, 114, 0.15);
  --text-primary: #EDEFEA;
  --text-muted: rgba(233, 237, 241, 0.72);
  --text-dim: #636F83;
  --accent-cinnabar: #C85A46;
  --border-radius: 4px;
  --serif-title: "Lora", "Songti SC", "Source Han Serif CN", Georgia, serif;
  --sans-ui: "Inter", -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --content-max-width: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; text-rendering: optimizeLegibility; }
body {
  margin: 0;
  background-color: var(--bg-deep);
  color: var(--text-primary);
  font-family: var(--sans-ui);
  font-size: 15px;
  line-height: 1.76;
  letter-spacing: 0.015em;
  -webkit-font-smoothing: antialiased;
  background-image: 
    radial-gradient(ellipse 65% 50% at 50% 0%, rgba(212, 175, 114, 0.08) 0%, transparent 68%),
    radial-gradient(circle 480px at 88% 28%, rgba(200, 90, 70, 0.038) 0%, transparent 70%),
    radial-gradient(circle 540px at 12% 72%, rgba(212, 175, 114, 0.045) 0%, transparent 65%);
  background-attachment: fixed;
}

/* 顶栏 Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 54px;
  background: rgba(7, 11, 19, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(212, 175, 114, 0.12);
}
.site-header .brand {
  font-family: var(--serif-title);
  font-size: 21px;
  letter-spacing: 0.16em;
  color: var(--line-gold-bright);
  text-decoration: none;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  transition: opacity .2s;
}
.site-header .brand:hover { opacity: .9; }
.site-header .brand::before {
  content: "✦";
  font-size: 11px;
  color: var(--accent-cinnabar);
  transform: translateY(-0.5px);
}
.site-header nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.site-header nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 13.5px;
  letter-spacing: 0.06em;
  transition: color .2s ease;
}
.site-header nav a:hover { color: var(--text-primary); }
.lang-switch {
  display: inline-flex;
  border: 1px solid var(--line-dim);
  border-radius: 20px;
  overflow: hidden;
  padding: 2px;
  background: rgba(255, 255, 255, 0.02);
}
.lang-switch button {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 12px;
  padding: 3px 10px;
  cursor: pointer;
  border-radius: 12px;
  transition: all .2s cubic-bezier(.2,.8,.2,1);
}
.lang-switch button:hover, .lang-switch button[data-set="sc"] {
  background: rgba(212, 175, 114, 0.16);
  color: var(--line-gold-bright);
}

/* 主容器 Block 通用 */
main { max-width: var(--content-max-width); margin: 0 auto; padding: 0 28px; }
.block {
  padding: 104px 0;
  position: relative;
}
.block::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(212, 175, 114, 0.16) 18%, rgba(212, 175, 114, 0.16) 82%, transparent);
  pointer-events: none;
}
.block.alt { background: transparent; }
.block h2 {
  font-family: var(--serif-title);
  font-size: clamp(1.65rem, 2.3vw, 2.15rem);
  font-weight: 400;
  letter-spacing: 0.05em;
  line-height: 1.35;
  margin: 0 0 20px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 14px;
}
.block h2::before {
  content: "";
  display: inline-block;
  width: 3px;
  height: 22px;
  background: linear-gradient(180deg, var(--line-gold-bright), var(--accent-cinnabar));
  border-radius: 1px;
}

/* 按钮规范 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 32px;
  font-size: 14px;
  letter-spacing: 0.08em;
  text-decoration: none;
  border-radius: var(--border-radius);
  transition: all .26s cubic-bezier(.2,.8,.2,1);
  font-family: var(--sans-ui);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.btn.primary {
  background: linear-gradient(135deg, #DFBE82 0%, #C49855 100%);
  color: #070B13;
  font-weight: 600;
  border: 1px solid rgba(255,255,255,0.24);
  box-shadow: 0 6px 22px rgba(212, 175, 114, 0.24);
}
.btn.primary:hover {
  background: linear-gradient(135deg, #ECCB8F 0%, #D4A865 100%);
  box-shadow: 0 8px 30px rgba(212, 175, 114, 0.4);
  transform: translateY(-1.5px);
}
.btn.ghost {
  background: rgba(13, 20, 34, 0.55);
  color: var(--text-primary);
  border: 1px solid var(--line-dim);
  backdrop-filter: blur(8px);
}
.btn.ghost:hover {
  border-color: var(--line-gold);
  color: var(--line-gold-bright);
  background: rgba(212, 175, 114, 0.08);
  transform: translateY(-1.5px);
}

/* ==========================================================================
   1. Hero 区域：日晷观测窗（主·右上）与白鹤（墨线精灵 · 反白月白 · 踩线/擦边而立）
   ========================================================================== */
@keyframes heroArcTrace {
  from { stroke-dashoffset: 720; }
  to { stroke-dashoffset: 0; }
}
@keyframes heroOrbitTurn {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
@keyframes craneBreathe {
  0% {
    transform: translateY(0) scale(1);
    filter: invert(1) brightness(1.22) drop-shadow(0 0 10px rgba(212, 175, 114, 0.3)) drop-shadow(0 2px 14px rgba(7, 11, 19, 0.9));
  }
  50% {
    transform: translateY(-4px) scale(1.02);
    filter: invert(1) brightness(1.35) drop-shadow(0 0 16px rgba(223, 190, 130, 0.5)) drop-shadow(0 4px 18px rgba(7, 11, 19, 0.95));
  }
  100% {
    transform: translateY(0) scale(1);
    filter: invert(1) brightness(1.22) drop-shadow(0 0 10px rgba(212, 175, 114, 0.3)) drop-shadow(0 2px 14px rgba(7, 11, 19, 0.9));
  }
}
@keyframes heroHaloBreathe {
  0% { opacity: 0.22; transform: translate(-50%, -50%) scale(1); }
  100% { opacity: 0.42; transform: translate(-50%, -50%) scale(1.06); }
}

.hero {
  max-width: var(--content-max-width);
  margin: 0 auto;
  min-height: min(730px, 92svh);
  padding: 48px 0 68px;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  grid-template-rows: auto auto auto auto auto;
  column-gap: clamp(36px, 5.2vw, 84px);
  align-items: center;
  align-content: center;
  text-align: left;
  position: relative;
}
.hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(212, 175, 114, 0.18) 18%, rgba(212, 175, 114, 0.18) 82%, transparent);
  pointer-events: none;
}
section.hero > *:not(.hero-instrument-wrapper) { grid-column: 2; }

/* 右列文案走廊：收束字号、改善排版流速 */
.hero h1 {
  grid-column: 2;
  grid-row: 1;
  font-family: var(--serif-title);
  font-size: clamp(2rem, 3.2vw, 3.4rem);
  line-height: 1.32;
  width: 100%;
  margin: 0 0 22px;
  letter-spacing: 0.025em;
  color: #F6F4EE;
  font-weight: 400;
  text-wrap: balance;
}
.hero .sub {
  grid-column: 2;
  grid-row: 2;
  font-size: 15.5px;
  color: var(--text-muted);
  max-width: 540px;
  margin: 0 0 32px;
  line-height: 1.8;
  letter-spacing: 0.02em;
}
.hero .cta {
  grid-column: 2;
  grid-row: 3;
  display: flex;
  gap: 14px;
  justify-content: flex-start;
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.hero .trust {
  grid-column: 2;
  grid-row: 4;
  font-size: 12.5px;
  letter-spacing: 0.14em;
  color: var(--line-gold-bright);
  margin: 0 0 12px;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero .trust::before {
  content: "•";
  color: var(--accent-cinnabar);
}
.hero .fine {
  grid-column: 2;
  grid-row: 5;
  font-size: 12px;
  color: var(--text-dim);
  max-width: 540px;
  margin: 0;
  line-height: 1.68;
}

/* 视觉舞台：占第 1 列并跨所有行，隔离渲染上下文；允许鹤与深色球体完整呈现不被裁切 */
.hero-instrument-wrapper {
  grid-column: 1;
  grid-row: 1 / -1;
  position: relative;
  isolation: isolate;
  width: 100%;
  max-width: 540px;
  min-height: clamp(26rem, 42vw, 36rem);
  aspect-ratio: 1 / 1;
  justify-self: center;
  align-self: center;
  margin: 0;
  overflow: visible;
  border-radius: 50%;
  background: radial-gradient(circle at 62% 40%, rgba(212,175,114,.07) 0%, rgba(13,20,34,.32) 55%, transparent 74%);
}

/* 舞台共用环境暖金微光 */
.hero-instrument-wrapper::before {
  content: "";
  position: absolute;
  inset: -4%;
  pointer-events: none;
  background:
    radial-gradient(circle at 68% 38%, rgba(212,175,114,.16) 0 18%, rgba(212,175,114,.06) 45%, transparent 72%),
    radial-gradient(ellipse at 32% 68%, rgba(212,175,114,.11) 0 24%, transparent 60%),
    radial-gradient(ellipse at 72% 32%, rgba(200,90,70,.06), transparent 52%);
  mix-blend-mode: screen;
  opacity: .85;
  filter: blur(14px);
  z-index: 1;
  border-radius: 50%;
}

/* 日晷观测窗：主视觉，锚定右上偏中（舞台宽 60%，上限 430px） */
.hero-dial-window {
  position: absolute;
  top: 5%;
  right: 4%;
  width: min(60%, 430px);
  aspect-ratio: 1 / 1;
  z-index: 2;
}

/* 观测窗中心日轮 */
.hero-sun-disk {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 22%;
  height: 22%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(242,215,160,.25) 0%, rgba(242,215,160,.09) 50%, transparent 72%);
  pointer-events: none;
  z-index: 1;
  transform: translate(-50%, -50%);
  animation: heroHaloBreathe 6.5s ease-in-out infinite alternate;
}

/* 日晷观测仪 SVG */
.interactive-ecliptic {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  mask-image: radial-gradient(circle, #000 65%, rgba(0,0,0,.85) 80%, transparent 100%);
  -webkit-mask-image: radial-gradient(circle, #000 65%, rgba(0,0,0,.85) 80%, transparent 100%);
}

.hero-main-arc {
  stroke-dasharray: 720;
  animation: heroArcTrace 1.4s cubic-bezier(.2,.7,.25,1) 180ms both;
}

.hero-outer-orbit {
  transform-box: fill-box;
  transform-origin: center;
  animation: heroOrbitTurn 180s linear infinite;
}

/* 白鹤艺术层：向左下微移数个百分点，使鹤足部恰好踩在球体边缘弧线上/擦边相切相交（站在球上） */
.hero-crane-art {
  position: absolute;
  bottom: 4.5%;
  left: 4%;
  display: block;
  width: min(25%, 132px);
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  pointer-events: none;
  z-index: 4;
  opacity: 0.88;
  filter: invert(1) brightness(1.22) drop-shadow(0 0 10px rgba(212, 175, 114, 0.3)) drop-shadow(0 2px 14px rgba(7, 11, 19, 0.9));
  animation: craneBreathe 6.8s ease-in-out infinite alternate;
}

/* ==========================================================================
   2. Pain 模块：四案观测时间线（精修贯穿金轨与典籍质感）
   ========================================================================== */
@keyframes painRevealKeyframes {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

#pain .grid.pain-path {
  counter-reset: case;
  max-width: 980px;
  margin: 48px auto 24px;
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  list-style: none;
  padding: 0;
}

/* 左侧纵向贯穿金轨 */
#pain .grid.pain-path::before {
  content: "";
  position: absolute;
  left: 31px;
  top: 36px;
  bottom: 36px;
  width: 1px;
  background: linear-gradient(to bottom, transparent, rgba(212,175,114,.76) 12%, rgba(212,175,114,.36) 88%, transparent);
  z-index: 1;
  pointer-events: none;
}

/* 档案条目行 */
#pain .grid.pain-path li.pain-point {
  counter-increment: case;
  position: relative;
  min-height: 136px;
  padding: 26px 76px 26px 100px;
  display: flex;
  align-items: center;
  border: none;
  border-bottom: 1px solid rgba(212,175,114,.14);
  background: transparent;
  backdrop-filter: none;
  color: var(--text-primary);
  max-width: 100%;
  transition: transform 340ms cubic-bezier(.2,.8,.2,1), background 340ms cubic-bezier(.2,.8,.2,1);
}

/* 编号节点 01–04 */
#pain .grid.pain-path li.pain-point::before {
  content: counter(case, decimal-leading-zero);
  position: absolute;
  left: 5px;
  top: 50%;
  width: 52px;
  height: 52px;
  transform: translateY(-50%);
  border-radius: 50%;
  background: var(--bg-node);
  border: 1px solid rgba(212,175,114,.62);
  color: var(--line-gold-bright);
  font-family: var(--serif-title);
  font-weight: 500;
  letter-spacing: .04em;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  box-shadow: 0 0 14px rgba(7, 11, 19, 0.8), inset 0 0 8px rgba(212,175,114,.08);
  transition: all 340ms ease;
}

/* 卡片内部结构 */
.pain-card {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 100%;
}
.pain-card .pain-kicker {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--line-gold);
  opacity: 0.88;
  font-weight: 500;
}
.pain-card h3 {
  margin: 0;
  font-family: var(--serif-title);
  font-size: clamp(1.08rem, 1.4vw, 1.26rem);
  font-weight: 400;
  color: #F6F4EE;
  line-height: 1.45;
  letter-spacing: 0.02em;
}
.pain-card p.pain-desc {
  margin: 4px 0 0;
  font-size: clamp(0.92rem, 1.25vw, 1.02rem);
  color: var(--text-muted);
  line-height: 1.76;
}

/* 装饰图标（CSS mask 渲染纯色矢量） */
#pain .grid.pain-path li.pain-point::after {
  content: "";
  position: absolute;
  right: 28px;
  top: 50%;
  width: 22px;
  height: 22px;
  transform: translateY(-50%);
  background-color: #DFBE82;
  opacity: .68;
  pointer-events: none;
  mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: center;
  -webkit-mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  transition: opacity 320ms ease, transform 320ms ease;
}

/* 4 案专属图标：罗盘 / 签证证件 / 双环关系 / 迁居房屋 */
#pain .grid.pain-path li.pain-point:nth-child(1)::after {
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='1.5'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpolygon points='12,7 14.5,12 12,17 9.5,12' fill='%23000'/%3E%3C/svg%3E");
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='1.5'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpolygon points='12,7 14.5,12 12,17 9.5,12' fill='%23000'/%3E%3C/svg%3E");
}
#pain .grid.pain-path li.pain-point:nth-child(2)::after {
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='1.5'%3E%3Crect x='3' y='4' width='18' height='16' rx='2'/%3E%3Ccircle cx='9' cy='10' r='2.5'/%3E%3Cline x1='14' y1='9' x2='18' y2='9'/%3E%3Cline x1='14' y1='13' x2='18' y2='13'/%3E%3Cpath d='M5 17c0-2 2-3 4-3s4 1 4 3'/%3E%3C/svg%3E");
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='1.5'%3E%3Crect x='3' y='4' width='18' height='16' rx='2'/%3E%3Ccircle cx='9' cy='10' r='2.5'/%3E%3Cline x1='14' y1='9' x2='18' y2='9'/%3E%3Cline x1='14' y1='13' x2='18' y2='13'/%3E%3Cpath d='M5 17c0-2 2-3 4-3s4 1 4 3'/%3E%3C/svg%3E");
}
#pain .grid.pain-path li.pain-point:nth-child(3)::after {
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='1.5'%3E%3Ccircle cx='9' cy='12' r='6'/%3E%3Ccircle cx='15' cy='12' r='6'/%3E%3C/svg%3E");
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='1.5'%3E%3Ccircle cx='9' cy='12' r='6'/%3E%3Ccircle cx='15' cy='12' r='6'/%3E%3C/svg%3E");
}
#pain .grid.pain-path li.pain-point:nth-child(4)::after {
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='1.5'%3E%3Cpath d='M3 11l9-7 9 7v9a1 1 0 0 1-1 1h-5v-6h-6v6H4a1 1 0 0 1-1-1z'/%3E%3C/svg%3E");
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='1.5'%3E%3Cpath d='M3 11l9-7 9 7v9a1 1 0 0 1-1 1h-5v-6h-6v6H4a1 1 0 0 1-1-1z'/%3E%3C/svg%3E");
}

/* 悬停交互 */
@media (hover: hover) {
  #pain .grid.pain-path li.pain-point:hover {
    transform: translateX(6px);
    background: linear-gradient(90deg, rgba(212,175,114,.08), transparent 75%);
  }
  #pain .grid.pain-path li.pain-point:hover::before {
    border-color: #DFBE82;
    box-shadow: 0 0 20px rgba(212,175,114,.2), inset 0 0 8px rgba(212,175,114,.15);
  }
  #pain .grid.pain-path li.pain-point:hover::after {
    opacity: 1;
    transform: translateY(-50%) scale(1.1);
  }
}
#pain .grid.pain-path li.pain-point:focus-within {
  background: linear-gradient(90deg, rgba(212,175,114,.08), transparent 75%);
}
#pain .grid.pain-path li.pain-point:focus-within::before {
  border-color: #DFBE82;
  box-shadow: 0 0 20px rgba(212,175,114,.2);
}

/* 底部细条四短句 */
.pain-strip {
  list-style: none;
  max-width: 980px;
  margin: 20px auto 0;
  padding: 16px 20px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid rgba(212, 175, 114, 0.26);
  border-bottom: 1px solid rgba(212, 175, 114, 0.16);
  background: rgba(12, 19, 32, 0.42);
}
.pain-strip li {
  margin: 0;
  padding: 0 14px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--line-gold-bright);
  opacity: 0.92;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  border-right: 1px solid rgba(212, 175, 114, 0.15);
}
.pain-strip li:last-child { border-right: none; }

/* 滚动驱动动画 */
@supports (animation-timeline: view()) and (animation-range: entry 0% entry 28%) {
  #pain .grid.pain-path li.pain-point {
    animation: painRevealKeyframes 420ms linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 28%;
  }
}

.links-line {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 24px;
  margin-top: 28px;
  padding: 18px 24px;
  border: 1px dashed rgba(212, 175, 114, 0.22);
  border-radius: var(--border-radius);
  background: rgba(13, 20, 34, 0.35);
}
.links-line a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 13.5px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color .2s;
}
.links-line a::before {
  content: "→";
  color: var(--line-gold-bright);
  font-size: 12px;
}
.links-line a:hover { color: var(--line-gold-bright); }

/* 3. How 模块 */
.steps-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 48px;
  align-items: center;
  margin-top: 40px;
}
.steps {
  list-style: none;
  padding: 0;
  margin: 0;
  counter-reset: step-num;
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.steps li {
  position: relative;
  padding-left: 64px;
}
.steps li::before {
  counter-increment: step-num;
  content: "0" counter(step-num);
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--serif-title);
  font-size: 20px;
  color: var(--line-gold-bright);
  opacity: 0.85;
  border-bottom: 1px solid var(--line-gold);
  line-height: 1.2;
}
.steps strong {
  display: block;
  font-size: 16.5px;
  color: var(--text-primary);
  margin-bottom: 6px;
  font-family: var(--serif-title);
  letter-spacing: 0.04em;
}
.steps span {
  display: block;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.72;
}
.svg-column {
  display: flex;
  justify-content: center;
  align-items: center;
}
.interactive-geom {
  width: 100%;
  max-width: 300px;
  height: auto;
  filter: drop-shadow(0 0 16px rgba(212,175,114,0.12));
}

/* 4. Pricing 模块 */
#pricing .note {
  font-size: 14.5px;
  color: var(--text-muted);
  margin: -4px 0 40px;
}
.plans {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-bottom: 28px;
}
.plan {
  background: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  padding: 44px 38px;
  border-radius: var(--border-radius);
  position: relative;
  display: flex;
  flex-direction: column;
  transition: all .28s ease;
  backdrop-filter: blur(8px);
}
.plan:hover {
  border-color: var(--bg-card-border-hover);
  box-shadow: 0 16px 40px rgba(0,0,0,0.45);
}
.plan.featured {
  border: 1px solid var(--line-gold);
  background: linear-gradient(180deg, rgba(22, 34, 54, 0.8) 0%, rgba(13, 20, 34, 0.9) 100%);
  box-shadow: 0 10px 32px rgba(212, 175, 114, 0.12);
}
.plan.featured::after {
  content: "RECOMMENDED";
  position: absolute;
  top: 16px;
  right: 20px;
  font-size: 10px;
  letter-spacing: 0.15em;
  color: var(--line-gold-bright);
  border: 1px solid var(--line-gold);
  padding: 2px 8px;
  border-radius: 2px;
}
.plan h3 {
  font-family: var(--serif-title);
  font-size: 22px;
  margin: 0 0 14px;
  color: var(--text-primary);
  font-weight: 400;
}
.plan .amount {
  font-size: 40px;
  font-weight: 300;
  font-family: var(--serif-title);
  color: var(--line-gold-bright);
  margin: 0 0 28px;
  line-height: 1;
}
.plan ul {
  list-style: none;
  padding: 0;
  margin: 0 0 36px;
  flex-grow: 1;
}
.plan ul li {
  font-size: 14px;
  color: var(--text-muted);
  padding: 10px 0 10px 22px;
  position: relative;
  border-bottom: 1px solid rgba(255,255,255,0.035);
}
.plan ul li::before {
  content: "•";
  position: absolute;
  left: 4px;
  color: var(--line-gold-bright);
  font-size: 16px;
  line-height: 1;
  top: 10px;
}
.plan .btn { width: 100%; }

.payline {
  display: flex;
  align-items: center;
  gap: 14px;
  justify-content: center;
  margin: 28px 0 0;
  flex-wrap: wrap;
}
.payline .pay-t {
  font-size: 12px;
  color: var(--text-dim);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.payline img { height: 20px; width: auto; opacity: 0.75; transition: opacity .2s; }
.payline img:hover { opacity: 1; }
.payline.small { margin: 0 0 14px; }
.payline.small img { height: 16px; opacity: 0.6; }

/* 5. About 我与世间韵律 */
#about {
  background: radial-gradient(circle at 10% 50%, rgba(212,175,114,0.05) 0%, transparent 60%), rgba(12, 19, 32, 0.45);
  padding: 84px 54px;
  border-radius: var(--border-radius);
  margin: 48px 0;
  border: 1px solid var(--line-dim);
}
#about h2 { font-size: 26px; }
#about p {
  font-size: 15.5px;
  line-height: 1.88;
  color: var(--text-primary);
  max-width: 840px;
  margin: 16px 0;
}
#about p[data-t="about.p1"] {
  font-family: var(--serif-title);
  font-size: 20px;
  color: var(--line-gold-bright);
  letter-spacing: 0.06em;
}

/* Cases 案例 */
#cases p[data-t="cases.lead"] {
  font-size: 14.5px;
  color: var(--text-muted);
  margin-bottom: 32px;
}
#cases .grid.cases {
  list-style: none;
  padding: 0;
  margin: 0 0 36px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
#cases .grid.cases li {
  background: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  padding: 26px 24px;
  border-radius: var(--border-radius);
  font-size: 14.5px;
  color: var(--text-primary);
  line-height: 1.7;
  position: relative;
  transition: all .24s ease;
}
#cases .grid.cases li:hover {
  border-color: var(--line-gold);
  transform: translateY(-2.5px);
  box-shadow: 0 10px 28px rgba(0,0,0,0.3);
}
#cases .grid.cases li::before {
  content: "CASE";
  display: block;
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--line-gold);
  opacity: 0.8;
  margin-bottom: 12px;
}

/* Why 模块 */
.why-compass-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
  align-items: center;
  margin-top: 40px;
}
.quotes {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 40px;
}
.quotes p {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--text-primary);
  padding-left: 22px;
  border-left: 2px solid var(--line-gold);
  font-style: italic;
}
.diff {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.diff div {
  background: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  padding: 24px 22px;
  border-radius: var(--border-radius);
}
.diff h4 {
  margin: 0 0 9px;
  font-family: var(--serif-title);
  font-size: 16.5px;
  color: var(--line-gold-bright);
  font-weight: 400;
}
.diff p { margin: 0; font-size: 13.5px; color: var(--text-muted); line-height: 1.65; }

/* Service 服务说明 */
#service p[data-t="svc.body"] {
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--text-muted);
  max-width: 920px;
  background: var(--bg-card);
  padding: 30px 36px;
  border-radius: var(--border-radius);
  border: 1px solid var(--bg-card-border);
}

/* FAQ 常见问题 */
.faq {
  margin: 36px 0 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px 36px;
}
.faq dt {
  font-family: var(--serif-title);
  font-size: 16.5px;
  color: var(--line-gold-bright);
  margin-bottom: 9px;
  letter-spacing: 0.04em;
}
.faq dd {
  margin: 0;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.74;
  border-bottom: 1px solid var(--line-dim);
  padding-bottom: 18px;
}

/* 8. Contact 预约表单 */
#contact .tg-line {
  font-size: 14px;
  margin: 14px 0;
}
#contact .tg-line a {
  color: var(--line-gold-bright);
  text-decoration: none;
  border-bottom: 1px dashed var(--line-gold);
}
#contact p.fine { font-size: 12.5px; color: var(--text-dim); }
.book {
  max-width: 640px;
  margin: 40px 0 0;
  background: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  padding: 40px 38px;
  border-radius: var(--border-radius);
  box-shadow: 0 16px 44px rgba(0,0,0,0.35);
}
.book label {
  display: block;
  margin-bottom: 22px;
}
.book label span {
  display: block;
  font-size: 13.5px;
  color: var(--text-muted);
  margin-bottom: 8px;
  letter-spacing: 0.05em;
}
.book input[type="text"]:not(.hp-field),
.book input[type="email"],
.book input:not([type]),
.book select,
.book textarea {
  width: 100%;
  background: rgba(7, 11, 19, 0.88);
  border: 1px solid var(--line-dim);
  border-radius: var(--border-radius);
  padding: 13px 15px;
  color: var(--text-primary);
  font-size: 14px;
  font-family: var(--sans-ui);
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}
.book input:focus, .book select:focus, .book textarea:focus {
  border-color: var(--line-gold-bright);
  box-shadow: 0 0 10px rgba(212, 175, 114, 0.15);
}
.book select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23D4AF72' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 14px;
}
.hp-field {
  position: absolute;
  left: -9999px;
  opacity: 0;
}
.book button[type="submit"] {
  width: 100%;
  margin-top: 12px;
  font-size: 15px;
}
.form-note {
  margin-top: 16px;
  font-size: 13.5px;
  padding: 12px;
  border-radius: var(--border-radius);
  background: rgba(200, 90, 70, 0.1);
  color: #E58D7E;
  border: 1px solid rgba(200, 90, 70, 0.3);
}

/* 9. English Block */
#english {
  background: rgba(12, 19, 32, 0.55);
  padding: 52px;
  border-radius: var(--border-radius);
  border: 1px solid var(--bg-card-border);
  margin-top: 48px;
}
#english h2 { font-size: 24px; font-family: var(--serif-title); }
#english .lead { font-size: 16px; color: var(--line-gold-bright); margin-bottom: 22px; }
#english p { font-size: 14.5px; color: var(--text-muted); line-height: 1.76; }
#english ul { padding-left: 20px; color: var(--text-muted); font-size: 14px; line-height: 1.85; }
#english ul strong { color: var(--text-primary); }
#english .fine { font-size: 12px; color: var(--text-dim); margin-top: 26px; }

/* 页脚 Footer & 鹤图腾印记 */
.site-footer {
  padding: 68px 24px;
  text-align: center;
  border-top: 1px solid rgba(212, 175, 114, 0.14);
  background: #05070D;
}
.footer-crane-mark {
  margin: 0 auto 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.footer-crane-mark img {
  width: 38px;
  height: 38px;
  object-fit: contain;
  opacity: 0.6;
  transition: opacity .3s ease, filter .3s ease;
  filter: drop-shadow(0 0 6px rgba(212,175,114,0.22));
}
.footer-crane-mark img:hover {
  opacity: 0.95;
  filter: drop-shadow(0 0 12px rgba(212,175,114,0.5));
}
.site-footer p[data-t="ft.disclaimer"] {
  font-size: 13px;
  color: var(--text-dim);
  max-width: 680px;
  margin: 18px auto;
  line-height: 1.7;
}
.site-footer .fine {
  font-size: 12px;
  color: var(--text-dim);
}
.site-footer .fine a {
  color: var(--text-muted);
  text-decoration: none;
}
.site-footer .fine a:hover { color: var(--line-gold-bright); }

/* ==========================================================================
   响应式适配 & 无障碍动效兜底
   ========================================================================== */
@media (max-width: 860px) {
  .site-header { padding: 16px 24px; flex-direction: column; gap: 14px; }
  .site-header nav { flex-wrap: wrap; justify-content: center; gap: 14px 20px; }
  .steps-layout { grid-template-columns: 1fr; }
  .svg-column { display: none; }
  .plans { grid-template-columns: 1fr; }
  #cases .grid.cases { grid-template-columns: 1fr; }
  .why-compass-layout { grid-template-columns: 1fr; }
  .why-compass-layout .svg-column { display: flex; }
  .diff { grid-template-columns: 1fr; }
  .faq { grid-template-columns: 1fr; }
  #about { padding: 40px 24px; }
  .book { padding: 28px 20px; }
}

@media (max-width: 760px) {
  .hero {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    padding: 44px 20px 56px;
    text-align: left;
    min-height: auto;
    row-gap: 0;
  }
  .hero h1 {
    grid-column: 1;
    grid-row: 1;
    width: 100%;
    margin-bottom: 16px;
  }
  .hero .sub {
    grid-column: 1;
    grid-row: 2;
    margin-bottom: 22px;
  }
  .hero-instrument-wrapper {
    grid-column: 1;
    grid-row: 3;
    width: 100%;
    max-width: 380px;
    min-height: 20rem;
    margin: 12px auto 26px;
  }
  .hero-dial-window {
    top: 3%;
    right: 2%;
    width: 61%;
  }
  .hero-crane-art {
    bottom: 4.5%;
    left: 4.5%;
    width: 25%;
    max-width: 95px;
  }
  .hero .cta {
    grid-column: 1;
    grid-row: 4;
    justify-content: flex-start;
    margin-bottom: 22px;
  }
  .hero .trust {
    grid-column: 1;
    grid-row: 5;
    margin-bottom: 10px;
  }
  .hero .fine {
    grid-column: 1;
    grid-row: 6;
  }
}

@media (max-width: 640px) {
  #pain .grid.pain-path::before {
    left: 22px;
  }
  #pain .grid.pain-path li.pain-point {
    padding: 22px 38px 22px 70px;
    min-height: auto;
  }
  #pain .grid.pain-path li.pain-point::before {
    left: 1px;
    width: 42px;
    height: 42px;
    font-size: 14px;
  }
  #pain .grid.pain-path li.pain-point::after {
    width: 18px;
    height: 18px;
    right: 12px;
    top: 24px;
    transform: none;
  }
  .pain-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    row-gap: 10px;
    padding: 14px 16px;
  }
  .pain-strip li {
    font-size: 12px;
    text-align: left;
    border-right: none;
  }
}

@media (max-width: 420px) {
  .pain-strip {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-main-arc {
    animation: none !important;
    stroke-dashoffset: 0 !important;
  }
  .hero-outer-orbit {
    animation: none !important;
  }
  .hero-crane-art {
    animation: none !important;
  }
  .hero-sun-disk {
    animation: none !important;
    opacity: 0.28 !important;
  }
  #pain .grid.pain-path li.pain-point {
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

.doc.post .post-fig {
  margin: 2rem 0;
}
.doc.post .post-fig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid var(--bg-card-border);
  border-radius: 8px;
  background: var(--bg-node);
}
.doc.post .post-fig figcaption {
  margin-top: 0.65rem;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
}
.doc.post .related.post-cta {
  margin-top: 2.5rem;
  padding: 1.25rem 1.4rem;
  border: 1px solid var(--bg-card-border);
  border-left: 3px solid var(--line-gold);
  border-radius: 8px;
  background: var(--bg-card);
}
.doc.post .related.post-cta p {
  margin: 0;
}
.doc.post .related.post-cta a {
  color: var(--line-gold-text);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.doc.post .post-source {
  margin-top: 2rem;
}

/* 1015 夜 品牌双色调（用户令：前 Acros 近白·后 Star 金·对齐 TangoEra 双 tone） */
.site-header .brand { color: var(--text-primary, #F2F4F8); }
.site-header .brand .brand-star { color: var(--line-gold-bright, #DFBE82); }