/* ============================================================
   重闻里 Echo Lane — 设计系统 v2（艺术级）
   语言：明亮 · 通透 · 温暖 · 有光
   色板：雾白 #faf9f4 / 云蓝 #cfe6f2 / 山水绿 #5d9c7e / 深青 #2e5a4a / 暖金 #d9b46a
   ============================================================ */

* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --paper: #faf9f4;            /* 雾白底 */
  --paper-deep: #f2f1e8;
  --white: #ffffff;
  --ink: #2e3a34;              /* 主文字（墨绿黑） */
  --ink-soft: #6b7a72;         /* 次级文字 */
  --ink-faint: #9aa8a0;        /* 弱文字 */
  --green: #5d9c7e;            /* 山水绿 */
  --green-deep: #2e5a4a;       /* 深青 */
  --sky: #cfe6f2;              /* 云蓝 */
  --sky-deep: #7fb4d4;
  --gold: #d9b46a;             /* 暖金 */
  --line: rgba(46, 90, 74, 0.12);
  --radius: 20px;
  --radius-sm: 12px;
  --shadow: 0 2px 8px rgba(46, 90, 74, 0.05), 0 24px 60px rgba(46, 90, 74, 0.10);
  --shadow-sm: 0 2px 6px rgba(46, 90, 74, 0.06), 0 10px 26px rgba(46, 90, 74, 0.08);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --font-serif: "Songti SC", "STSong", "Noto Serif SC", serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: rgba(93, 156, 126, 0.22); }

img { max-width: 100%; display: block; }

/* ========== SVG 图标 ========== */
.icon { width: 24px; height: 24px; display: inline-block; vertical-align: -5px; }
.icon-sm { width: 18px; height: 18px; }

/* ========== 顶部导航 ========== */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(250, 249, 244, 0.82);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  border-bottom: 1px solid var(--line);
  transition: box-shadow 0.3s;
}
.site-header.scrolled { box-shadow: 0 8px 30px rgba(46, 90, 74, 0.08); }
.header-inner {
  max-width: 1160px; margin: 0 auto; padding: 16px 28px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.logo { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.logo-mark {
  width: 42px; height: 42px; border-radius: 8px;
  background: #2e3a34;
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.95);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.35), 0 6px 16px rgba(46,90,74,0.25);
}
.logo-copy strong { display: block; color: var(--ink); font-size: 17px; letter-spacing: 4px; font-weight: 600; }
.logo-copy small { display: block; color: var(--ink-faint); font-size: 10px; letter-spacing: 3px; margin-top: 1px; }
.main-nav { display: flex; gap: 6px; }
.main-nav a {
  color: var(--ink-soft); text-decoration: none; font-size: 14.5px; letter-spacing: 1.5px;
  padding: 8px 16px; border-radius: 40px; transition: all 0.25s;
}
.main-nav a:hover { color: var(--green-deep); background: rgba(93,156,126,0.08); }
.main-nav a.active { color: var(--green-deep); background: rgba(93,156,126,0.14); font-weight: 500; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 34px; border-radius: 40px;
  border: 1px solid var(--line); color: var(--ink);
  font-size: 15px; letter-spacing: 2px; text-decoration: none;
  background: var(--white); transition: all 0.3s var(--ease);
  box-shadow: var(--shadow-sm);
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(46,90,74,0.16); }
.btn-primary {
  background: linear-gradient(135deg, #5d9c7e, #2e5a4a);
  border-color: transparent; color: #fff;
  box-shadow: 0 10px 26px rgba(46,90,74,0.28);
}
.btn-primary:hover { box-shadow: 0 14px 34px rgba(46,90,74,0.36); }
.btn-secondary {
  background: linear-gradient(135deg, #d9b46a, #c9a35f);
  border-color: transparent; color: #fff;
  box-shadow: 0 10px 26px rgba(217, 180, 106, 0.28);
}
.btn-secondary:hover { box-shadow: 0 14px 34px rgba(217, 180, 106, 0.36); }
.btn-ghost { background: transparent; border-color: rgba(255,255,255,0.65); color: #fff; backdrop-filter: blur(4px); }
.btn-ghost:hover { background: rgba(255,255,255,0.14); }
.btn-nav { padding: 10px 24px; font-size: 13.5px; }

/* ========== 通用布局 ========== */
.shell { max-width: 1160px; margin: 0 auto; padding: 0 28px; }
.section { padding: 110px 0; position: relative; }
.section-alt {
  background: linear-gradient(180deg, var(--paper) 0%, #eef4ef 55%, var(--paper) 100%);
}
.section-tight { padding: 76px 0; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 11.5px; letter-spacing: 5px; color: var(--green-deep);
  text-transform: uppercase; margin-bottom: 18px; font-weight: 600;
}
.eyebrow::before { content: ""; width: 28px; height: 1px; background: var(--gold); }
.section-head { max-width: 660px; margin-bottom: 56px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head.center .eyebrow::before { display: none; }
.section-head h2 {
  font-family: var(--font-serif);
  font-size: clamp(30px, 4.4vw, 42px); font-weight: 600; line-height: 1.4;
  letter-spacing: 2px; color: var(--ink);
}
.section-head h2 em { font-style: normal; color: var(--green-deep); }
.section-head p { margin-top: 16px; color: var(--ink-soft); font-size: 15.5px; }

/* ========== Hero（世界之门） ========== */
.hero {
  position: relative; min-height: 100vh; min-height: 100svh;
  display: flex; align-items: center; justify-content: center; text-align: center;
  overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg video, .hero-bg img {
  width: 100%; height: 100%; object-fit: cover;
  animation: heroZoom 18s var(--ease) forwards;
}
@keyframes heroZoom { from { transform: scale(1.06); } to { transform: scale(1); } }
.hero-veil {
  position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(180deg, rgba(20,40,34,0.34) 0%, rgba(20,40,34,0.10) 38%, rgba(20,40,34,0.05) 60%, rgba(20,40,34,0.42) 100%),
    radial-gradient(120% 80% at 50% 30%, transparent 40%, rgba(20,40,34,0.24) 100%);
}
.hero-content { position: relative; z-index: 2; color: #fff; padding: 120px 24px 80px; max-width: 900px; }
.hero-brand {
  font-size: 13px; letter-spacing: 12px; font-weight: 300;
  opacity: 0; animation: riseIn 1.2s var(--ease) 0.2s forwards;
}
.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(52px, 9vw, 88px); font-weight: 600;
  letter-spacing: 0.22em; margin: 6px 0 0; text-indent: 0.22em;
  text-shadow: 0 4px 40px rgba(20,40,34,0.4);
  opacity: 0; animation: riseIn 1.2s var(--ease) 0.4s forwards;
}
.hero .subtitle {
  margin-top: 84px;
  font-size: clamp(15px, 2.2vw, 20px); font-weight: 300; letter-spacing: 7px;
  opacity: 0; animation: riseIn 1.2s var(--ease) 0.6s forwards;
}
.hero .slogan {
  font-size: 15px; font-style: italic; letter-spacing: 3px; opacity: 0.85;
  margin: 26px 0 56px;
  opacity: 0; animation: riseIn 1.2s var(--ease) 0.8s forwards;
}
.hero-actions {
  display: flex; gap: 18px; justify-content: center; flex-wrap: wrap;
  opacity: 0; animation: riseIn 1.2s var(--ease) 1s forwards;
}
.hero-hint {
  margin-top: 22px; font-size: 13px; letter-spacing: 1px; color: rgba(255,255,255,0.82);
  opacity: 0; animation: riseIn 1.2s var(--ease) 1.15s forwards;
}
@keyframes riseIn { from { opacity: 0; transform: translateY(26px); } to { opacity: 1; transform: none; } }

.hero-scroll {
  position: absolute; bottom: 34px; left: 50%; transform: translateX(-50%); z-index: 2;
  color: rgba(255,255,255,0.85); font-size: 15px; letter-spacing: 5px;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
}
.hero-scroll::after {
  content: ""; width: 1px; height: 42px;
  background: linear-gradient(180deg, rgba(255,255,255,0.8), transparent);
  animation: scrollHint 2.2s ease-in-out infinite;
}
@keyframes scrollHint { 0%,100% { transform: scaleY(0.6); opacity: 0.5; } 50% { transform: scaleY(1); opacity: 1; } }

/* 光粒子层（透明可点穿） */
#particles {
  position: absolute; inset: 0; z-index: 3; pointer-events: none;
}

/* ========== 滚动入场 ========== */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease); }
.reveal.visible { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: 0.08s; }
.reveal-d2 { transition-delay: 0.16s; }
.reveal-d3 { transition-delay: 0.24s; }

/* ========== 卡片 ========== */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
@media (max-width: 960px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.card {
  background: var(--white); border-radius: var(--radius); padding: 40px 34px;
  border: 1px solid rgba(46,90,74,0.07);
  box-shadow: var(--shadow);
  transition: transform 0.45s var(--ease), box-shadow 0.45s var(--ease);
  position: relative; overflow: hidden;
}
.card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, transparent, var(--green), transparent);
  opacity: 0; transition: opacity 0.4s;
}
.card:hover { transform: translateY(-6px); box-shadow: 0 18px 50px rgba(46,90,74,0.14); }
.card:hover::before { opacity: 1; }
.card-icon-wrap {
  width: 52px; height: 52px; border-radius: 16px;
  background: linear-gradient(140deg, rgba(93,156,126,0.14), rgba(93,156,126,0.04));
  color: var(--green-deep);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 22px; border: 1px solid rgba(93,156,126,0.16);
}
.card-icon-wrap .icon { width: 26px; height: 26px; }
.card h3 { font-size: 19px; margin-bottom: 10px; color: var(--ink); letter-spacing: 1px; font-weight: 600; }
.card p { color: var(--ink-soft); font-size: 14.5px; }

/* ========== 图文区域卡（世界） ========== */
.region-card {
  position: relative; border-radius: var(--radius); overflow: hidden;
  height: 340px; box-shadow: var(--shadow);
  cursor: pointer; isolation: isolate;
}
.region-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.9s var(--ease); }
.region-card:hover img { transform: scale(1.07); }
.region-card::after {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg, transparent 40%, rgba(22,44,37,0.72) 100%);
}
.region-label {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
  padding: 46px 26px 24px; color: #fff;
  display: flex; align-items: flex-end; justify-content: space-between; gap: 12px;
}
.region-label h3 { font-size: 21px; letter-spacing: 3px; font-weight: 600; font-family: var(--font-serif); }
.region-label p { font-size: 13px; opacity: 0.85; margin-top: 4px; }
.region-label .icon { width: 20px; height: 20px; opacity: 0.85; flex-shrink: 0; }

/* ========== 房间卡 ========== */
.room-card {
  border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow);
  background: var(--white); border: 1px solid rgba(46,90,74,0.07);
  transition: transform 0.45s var(--ease), box-shadow 0.45s var(--ease);
}
.room-card:hover { transform: translateY(-5px); box-shadow: 0 16px 44px rgba(46,90,74,0.15); }
.room-visual { height: 190px; position: relative; overflow: hidden; }
.room-visual img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s var(--ease); }
.room-card:hover .room-visual img { transform: scale(1.06); }
.room-body { padding: 22px 24px 26px; }
.room-body h3 { font-size: 18px; margin-bottom: 6px; display: flex; align-items: center; gap: 8px; }
.room-body h3 .icon { width: 20px; height: 20px; color: var(--green-deep); }
.room-body p { color: var(--ink-soft); font-size: 13.5px; }

/* ========== 流程 ========== */
.flow { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 20px; }
.flow-step {
  background: var(--white); border-radius: var(--radius); padding: 30px 26px;
  box-shadow: var(--shadow-sm); border: 1px solid rgba(46,90,74,0.07);
  position: relative;
}
.flow-step .step-no {
  font-size: 12px; letter-spacing: 3px; color: var(--gold);
  font-weight: 600; display: block; margin-bottom: 12px;
}
.flow-step h3 { font-size: 17px; margin-bottom: 8px; }
.flow-step p { color: var(--ink-soft); font-size: 13.5px; }

/* ========== 故事 ========== */
.story-card {
  background: var(--white); border-radius: var(--radius); padding: 44px 40px;
  box-shadow: var(--shadow); margin-bottom: 26px;
  border-left: 3px solid var(--gold); position: relative;
}
.story-card .region { font-size: 11.5px; letter-spacing: 3px; color: var(--sky-deep); font-weight: 600; }
.story-card h3 { font-size: 23px; margin: 12px 0 16px; font-family: var(--font-serif); letter-spacing: 1px; }
.story-card p { color: var(--ink-soft); font-size: 15px; margin-bottom: 12px; }

/* ========== 价格 ========== */
.price-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 26px; }
@media (max-width: 960px) { .price-grid { grid-template-columns: 1fr; } }
.price-card {
  background: var(--white); border-radius: var(--radius); padding: 40px 34px;
  box-shadow: var(--shadow); border: 1px solid rgba(46,90,74,0.07);
  display: flex; flex-direction: column; transition: transform 0.4s var(--ease);
}
.price-card:hover { transform: translateY(-4px); }
.price-card.featured {
  border: 1.5px solid rgba(93,156,126,0.5);
  box-shadow: 0 20px 60px rgba(46,90,74,0.18);
  position: relative;
}
.price-card .tag {
  position: absolute; top: -13px; left: 34px;
  background: linear-gradient(135deg, var(--green), var(--green-deep));
  color: #fff; font-size: 11px; letter-spacing: 2px; padding: 5px 14px; border-radius: 20px;
}
.price-card small { color: var(--sky-deep); font-size: 11.5px; letter-spacing: 2.5px; font-weight: 600; }
.price-card h3 { font-size: 19px; margin: 8px 0 4px; }
.price-card .price { font-size: 36px; font-weight: 600; color: var(--green-deep); margin: 8px 0 18px; letter-spacing: 1px; }
.price-card .price small { color: var(--ink-faint); font-size: 14px; font-weight: 400; letter-spacing: 0; }
.price-card ul { list-style: none; color: var(--ink-soft); font-size: 14px; margin-bottom: 24px; flex: 1; }
.price-card li { padding: 5px 0; display: flex; gap: 8px; }
.price-card li::before { content: "✦"; color: var(--gold); }
/* 价格明细：每档写清"含什么/不含什么"（2026-09-13 用户定） */
.price-card .price-note { font-size: 12.5px; color: var(--ink-faint); letter-spacing: 1.5px; margin: -10px 0 12px; }
.price-card .price-excl { font-size: 12.5px; color: var(--ink-faint); margin: 14px 0 20px; padding-top: 10px; border-top: 1px dashed rgba(46, 90, 74, 0.15); }
.spec-list { list-style: none; font-size: 12.5px; line-height: 1.7; color: var(--ink-soft); margin: 8px 0 0; }
.spec-list li { padding: 1px 0; display: flex; gap: 6px; }
.spec-list li::before { content: "·"; color: var(--gold); font-weight: 700; }

/* ========== 提示条 ========== */
.note {
  border-left: 3px solid var(--gold); background: var(--white);
  border-radius: var(--radius-sm); padding: 22px 28px; box-shadow: var(--shadow-sm);
  margin-top: 30px; font-size: 14px; color: var(--ink-soft);
}
.note strong { color: var(--ink); }

/* ========== 咨询横幅 ========== */
.consult-band {
  position: relative; color: #fff; padding: 90px 0; overflow: hidden;
  background: linear-gradient(130deg, #2e5a4a 0%, #3f7a62 55%, #4a8a6c 100%);
}
.consult-band::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(60% 90% at 85% 10%, rgba(255,255,255,0.10), transparent 60%),
              radial-gradient(50% 70% at 10% 90%, rgba(217,180,106,0.14), transparent 55%);
}
.consult-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.4fr 1fr; gap: 56px; align-items: center; }
.consult-band h2 { font-family: var(--font-serif); font-size: clamp(26px, 3.4vw, 34px); line-height: 1.45; margin-bottom: 16px; letter-spacing: 2px; }
.consult-band p { opacity: 0.9; font-size: 15px; }
.consult-band .eyebrow { color: rgba(255,255,255,0.75); }
.consult-band .eyebrow::before { background: rgba(255,255,255,0.5); }
.qr-card {
  background: rgba(255,255,255,0.97); border-radius: var(--radius); padding: 28px;
  text-align: center; color: var(--ink); box-shadow: 0 24px 60px rgba(20,40,34,0.3);
}
.qr-card .qr-placeholder {
  background: #eef1ec; border-radius: 14px; width: 160px; height: 160px;
  margin: 0 auto 14px; display: flex; align-items: center; justify-content: center;
  color: var(--ink-faint); font-size: 12.5px; letter-spacing: 1px;
  border: 1px dashed rgba(46,90,74,0.2);
}
.qr-card h3 { font-size: 17px; letter-spacing: 1px; }
.qr-card p { color: var(--ink-soft); font-size: 13.5px; margin: 4px 0 8px; }
.qr-card small { color: var(--ink-faint); font-size: 12px; }

/* ========== 页脚 ========== */
.site-footer { background: #24433a; color: rgba(255,255,255,0.66); padding: 56px 0 40px; font-size: 13px; }
.footer-inner { display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.footer-brand strong { display: block; font-size: 15px; letter-spacing: 2px; color: #fff; font-weight: 600; }
.footer-brand small { display: block; margin-top: 6px; opacity: 0.62; letter-spacing: 1px; }
.footer-legal { opacity: 0.55; line-height: 2.1; text-align: right; font-size: 12.5px; }
.footer-legal a { color: inherit; text-decoration: underline; text-underline-offset: 3px; text-decoration-color: rgba(255,255,255,0.35); }
.footer-legal a:hover { color: #fff; text-decoration-color: rgba(255,255,255,0.8); }
.footer-links { margin-bottom: 2px; }
.footer-beian { text-align: center; margin-top: 22px; border-top: 1px solid rgba(255,255,255,0.10); padding-top: 14px; font-size: 12px; opacity: 0.6; }
.footer-beian a { color: inherit; text-decoration: none; }
.footer-beian a:hover { color: #fff; }

/* ========== 页面头 ========== */
.page-hero {
  padding: 150px 0 72px; text-align: center;
  background:
    radial-gradient(70% 120% at 50% 0%, rgba(207,230,242,0.5), transparent 60%),
    radial-gradient(50% 90% at 15% 100%, rgba(93,156,126,0.10), transparent 55%),
    var(--paper);
  border-bottom: 1px solid var(--line);
}
.page-hero h1 { font-family: var(--font-serif); font-size: clamp(32px, 5vw, 46px); font-weight: 600; letter-spacing: 4px; line-height: 1.45; }
.page-hero p { margin: 18px auto 0; color: var(--ink-soft); max-width: 620px; font-size: 15.5px; }
.breadcrumbs { font-size: 12.5px; color: var(--ink-faint); margin-bottom: 22px; letter-spacing: 1px; }
.breadcrumbs a { color: var(--green-deep); text-decoration: none; }

/* ========== 亲人档案 ========== */
.profile-grid { display: grid; grid-template-columns: 360px 1fr; gap: 48px; align-items: start; }
@media (max-width: 900px) { .profile-grid { grid-template-columns: 1fr; } }
.profile-photo {
  border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow);
  aspect-ratio: 3/4; position: relative;
  background: linear-gradient(150deg, #405f53, #2b453b);
  display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.8); font-size: 13.5px;
}
.profile-photo img { width: 100%; height: 100%; object-fit: cover; }

/* ========== 进门式开场：竖排文字 + 整屏毛玻璃 ========== */
#gate {
  position: fixed; inset: 0; z-index: 999;
  background: rgba(28, 52, 44, 0.36);           /* 半透明深绿底 */
  backdrop-filter: blur(26px) saturate(1.35);   /* 整屏毛玻璃：万家灯火透出 */
  -webkit-backdrop-filter: blur(26px) saturate(1.35);
  overflow: hidden;
  transition: opacity 1s var(--ease), visibility 1s;
}
#gate.hidden { opacity: 0; visibility: hidden; pointer-events: none; }

/* 左侧：竖排题字（所有文字含英文，从上往下） */
.gate-vertical {
  position: absolute; top: 50%; left: 9vw; transform: translateY(-50%);
  z-index: 2; color: #fff;
  writing-mode: vertical-rl;
  text-orientation: upright;
  max-height: 78vh;
  text-shadow: 0 2px 30px rgba(0, 0, 0, 0.55);
}
.gate-v-line { display: block; }
.gate-v-brand {
  font-size: 12px; letter-spacing: 6px; font-weight: 300;
  opacity: 0.75; margin-bottom: 5vh;
}
.gate-v-title {
  font-family: var(--font-serif);
  font-size: clamp(52px, 8vh, 80px); font-weight: 600;
  letter-spacing: 12px; line-height: 1.2;
  margin-bottom: 3vh;
}
.gate-v-slogan {
  font-size: 14px; letter-spacing: 5px; font-weight: 300;
  opacity: 0.85; margin-bottom: 3.5vh;
}
.gate-v-manifesto {
  font-size: 16px; letter-spacing: 5px; font-weight: 500;
  color: #ffe9c9; margin-bottom: 3.5vh;
}
.gate-v-desc {
  font-size: 13.5px; letter-spacing: 3px; line-height: 1.9;
  opacity: 0.82;
}

/* 进入按钮（竖排胶囊，右下） */
.gate-enter-wrap {
  position: absolute; right: 9vw; top: 50%; transform: translateY(-50%);
  z-index: 3; text-align: center;
}
.gate-enter {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 26px 16px; border-radius: 40px;
  border: 1px solid rgba(255, 255, 255, 0.85); color: #fff;
  font-size: 15px; letter-spacing: 5px; text-decoration: none;
  background: rgba(255, 255, 255, 0.16); cursor: pointer;
  backdrop-filter: blur(8px);
  writing-mode: vertical-rl; text-orientation: upright;
  transition: all 0.4s var(--ease);
  animation: gatePulse 2.6s ease-in-out infinite;
}
.gate-enter .icon { transform: rotate(90deg); }
.gate-enter:hover { background: rgba(93, 156, 126, 0.6); }
@keyframes gatePulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.25); }
  50% { box-shadow: 0 0 0 18px rgba(255, 255, 255, 0); }
}
.gate-hint {
  position: absolute; left: 50%; bottom: 8vh; transform: translateX(-50%);
  z-index: 2;
  font-size: 11.5px; letter-spacing: 3px;
  opacity: 0.65; color: #fff;
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.4);
}

@media (max-width: 900px) {
  .gate-vertical { left: 6vw; font-size: clamp(44px, 7vh, 60px); }
  .gate-enter-wrap { right: 6vw; }
  .gate-hint { bottom: 6vh; }
}

/* ========== 音乐按钮 ========== */
#music-btn {
  position: fixed; bottom: 26px; right: 26px; z-index: 200;
  padding: 11px 22px; border-radius: 40px; border: 1px solid var(--line);
  background: rgba(255,255,255,0.9); backdrop-filter: blur(10px);
  color: var(--green-deep); font-size: 13.5px; letter-spacing: 1px; cursor: pointer;
  transition: all 0.3s; box-shadow: var(--shadow-sm);
}
#music-btn:hover { transform: translateY(-2px); }
#music-btn.playing { background: linear-gradient(135deg, var(--green), var(--green-deep)); color: #fff; border-color: transparent; }

/* ========== 选家（选项卡片） ========== */
.home-choice { margin-top: 64px; }
.home-choice:first-child { margin-top: 0; }
.choice-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 20px; margin-bottom: 22px; flex-wrap: wrap;
}
.choice-head h3 { font-size: 21px; font-family: var(--font-serif); letter-spacing: 2px; color: var(--ink); }
.choice-head .choice-tag { font-size: 12px; letter-spacing: 2px; font-weight: 600; }
.choice-head p { color: var(--ink-soft); font-size: 13.5px; margin-top: 4px; }
.choice-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
@media (max-width: 960px) { .choice-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .choice-grid { grid-template-columns: 1fr; } }
.choice-card {
  position: relative; border-radius: var(--radius-sm); overflow: hidden;
  cursor: pointer; border: 2px solid transparent; transition: all 0.35s var(--ease);
  box-shadow: var(--shadow-sm); aspect-ratio: 4/3; background: #eef1ec;
}
.choice-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.7s var(--ease); }
.choice-card:hover { border-color: rgba(93,156,126,0.55); transform: translateY(-3px); box-shadow: 0 14px 34px rgba(46,90,74,0.16); }
.choice-card:hover img { transform: scale(1.06); }
.choice-card.selected { border-color: var(--green); box-shadow: 0 0 0 3px rgba(93,156,126,0.18), 0 14px 34px rgba(46,90,74,0.16); }
.choice-card.selected::after {
  content: "✓ 已选"; position: absolute; top: 10px; right: 10px; z-index: 2;
  background: rgba(46,90,74,0.88); color: #fff; font-size: 11px; letter-spacing: 1px;
  padding: 4px 12px; border-radius: 20px;
}
.choice-name {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
  padding: 34px 14px 12px; background: linear-gradient(180deg, transparent, rgba(22,44,37,0.78));
  color: #fff; font-size: 14px; letter-spacing: 2px; font-weight: 500;
}

/* ========== 移动端 ========== */
.menu-button { display: none; background: none; border: none; font-size: 24px; color: var(--ink); cursor: pointer; padding: 6px; }
@media (max-width: 900px) {
  .main-nav {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    background: rgba(250,249,244,0.98); flex-direction: column; padding: 18px 24px 24px;
    box-shadow: 0 20px 40px rgba(46,90,74,0.12); border-bottom: 1px solid var(--line);
    gap: 4px;
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 12px 16px; border-radius: 12px; }
  .menu-button { display: block; }
  .header-cta-desktop { display: none; }
  .section { padding: 76px 0; }
}

/* 无障碍：减少动效偏好 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ========== 素材示意（如何开始） ========== */
.material-demo {
  border: 1px dashed rgba(46,90,74,0.18);
  border-radius: 14px;
  padding: 13px 14px 14px;
  margin-bottom: 16px;
  background: rgba(250,249,244,0.7);
}
.demo-tag { display: block; color: var(--ink-soft); font-size: 11px; letter-spacing: 1px; margin-bottom: 8px; }
.voice-list { display: flex; flex-direction: column; gap: 7px; }
.voice-bubble {
  display: flex; align-items: center; gap: 8px;
  background: linear-gradient(135deg, #95ec69, #6fcf4a);
  color: #fff; border-radius: 10px 10px 10px 3px;
  padding: 7px 12px; width: 74%;
}
.voice-bubble .icon { width: 14px; height: 14px; flex: none; }
.voice-bubble span { font-size: 12px; opacity: .95; margin-left: auto; }
.voice-bubble.right { align-self: flex-end; border-radius: 10px 10px 3px 10px; width: 58%; }
.photo-demo {
  background: #f2ead6; border-radius: 6px; padding: 10px 10px 11px;
  box-shadow: 0 2px 8px rgba(0,0,0,.08);
  display: flex; flex-direction: column; align-items: center; gap: 6px;
}
.photo-demo .photo-inner {
  width: 100%; height: 92px; border-radius: 3px;
  background: linear-gradient(160deg, #cfe0cf, #a8c4b2);
  display: flex; align-items: center; justify-content: center;
  color: rgba(46,90,74,.55);
}
.photo-demo .photo-inner .icon { width: 30px; height: 30px; }
.photo-demo small { color: #8a7a52; font-size: 11px; letter-spacing: 2px; }
.video-demo {
  position: relative; border-radius: 10px; overflow: hidden;
  background: linear-gradient(160deg, #2e3a34, #1f2a25);
  height: 108px; display: flex; align-items: center; justify-content: center;
}
.video-demo .play {
  width: 0; height: 0; margin-left: 6px;
  border-left: 22px solid rgba(255,255,255,.92);
  border-top: 13px solid transparent; border-bottom: 13px solid transparent;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,.35));
}
.video-demo .rec {
  position: absolute; top: 10px; left: 11px;
  display: flex; align-items: center; gap: 5px;
  color: rgba(255,255,255,.85); font-size: 10px; letter-spacing: 1px;
}
.video-demo .rec::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: #ff6b5e; }

/* ========== 信任度建设新增样式 ========== */

/* 真实反馈样式 */
.testimonial-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-sm);
}

.testimonial-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.testimonial-avatar {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, #cfe6f2, #7fb4d4);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.testimonial-avatar .icon {
  width: 28px;
  height: 28px;
  color: var(--ink);
}

.testimonial-header h4 {
  color: var(--ink);
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 4px;
}

.testimonial-meta {
  color: var(--ink-soft);
  font-size: 13px;
}

.testimonial-content {
  color: var(--ink);
  font-size: 15px;
  line-height: 1.7;
  margin-bottom: 20px;
  font-style: italic;
  position: relative;
  padding: 0 20px;
}

.testimonial-content::before {
  content: """;
  position: absolute;
  left: -5px;
  top: -10px;
  font-size: 40px;
  color: var(--gold);
  font-family: var(--font-serif);
  line-height: 1;
}

.testimonial-content::after {
  content: """;
  position: absolute;
  right: -5px;
  bottom: -25px;
  font-size: 40px;
  color: var(--gold);
  font-family: var(--font-serif);
  line-height: 1;
}

.testimonial-details {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tag {
  background: rgba(93, 156, 126, 0.1);
  color: var(--green);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
}

/* 验证流程样式 */
.process-validation {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}

.process-validation h3 {
  color: var(--ink);
  font-size: 20px;
  margin-bottom: 24px;
  text-align: center;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.step {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.step-number {
  width: 40px;
  height: 40px;
  background: var(--green);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 600;
  flex-shrink: 0;
}

.step-content h4 {
  color: var(--ink);
  font-size: 16px;
  margin-bottom: 8px;
}

.step-content p {
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.6;
}

/* 技术原理样式 */
.tech-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
  transition: transform 0.3s var(--ease);
}

.tech-card:hover {
  transform: translateY(-4px);
}

.tech-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, #d9b46a, #f4e4c1);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.tech-icon .icon {
  width: 32px;
  height: 32px;
  color: var(--green-deep);
}

.tech-card h3 {
  color: var(--ink);
  font-size: 18px;
  margin-bottom: 12px;
}

.tech-card p {
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 16px;
}

.tech-details {
  background: rgba(93, 156, 126, 0.05);
  border-radius: var(--radius-sm);
  padding: 16px;
}

.tech-details p {
  color: var(--ink);
  font-size: 13px;
  line-height: 1.6;
  margin-bottom: 8px;
}

.tech-details p:last-child {
  margin-bottom: 0;
}

.tech-details strong {
  color: var(--green-deep);
}

/* ========== 结算说明样式 ========== */
.settlement-info {
  background: rgba(217, 180, 106, 0.08);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin: 32px 0;
  border: 1px solid rgba(217, 180, 106, 0.16);
}

.settlement-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--green-deep);
  margin-bottom: 16px;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.settlement-items {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.settlement-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.7);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(93, 156, 126, 0.1);
}

.settlement-item .item-icon {
  font-size: 18px;
  flex-shrink: 0;
  margin-top: 2px;
}

.settlement-item .item-text {
  color: var(--ink);
  font-size: 14px;
  line-height: 1.5;
}

.settlement-note {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 16px;
  background: rgba(93, 156, 126, 0.05);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(93, 156, 126, 0.1);
  margin-top: 8px;
}

.settlement-note .note-icon {
  font-size: 16px;
  flex-shrink: 0;
  margin-top: 2px;
}

.settlement-note .note-text {
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.5;
}