/* ==========================================================================
   企业战略协会 ESA — 样式表
   设计基调：深藏青 + 鎏金点缀，克制的留白，学术与咨询的双重气质
   ========================================================================== */

/* ---------- 1. 设计变量 ---------- */
:root {
  /* 品牌色 */
  --ink: #0d2137;          /* 主色：深藏青 */
  --ink-2: #16324f;
  --ink-3: #24455f;
  --gold: #b8912f;         /* 点缀：鎏金 */
  --gold-2: #d4af57;
  --gold-soft: #f2ead6;

  /* 中性色 */
  --paper: #ffffff;
  --surface: #f7f8fa;
  --surface-2: #eef1f5;
  --line: #dfe4ea;
  --line-strong: #c7cfd9;

  /* 文字 */
  --text: #1c2733;
  --text-2: #4a5866;
  --text-3: #7b8794;
  --on-dark: #ffffff;
  --on-dark-2: #b8c6d4;

  /* 排版 */
  --font-sans: "Segoe UI", "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", sans-serif;
  --font-serif: "Georgia", "Times New Roman", "Songti SC", "SimSun", serif;

  /* 尺度 */
  --wrap: 1140px;
  --radius: 3px;
  --shadow-sm: 0 1px 3px rgba(13, 33, 55, .07);
  --shadow-md: 0 6px 24px rgba(13, 33, 55, .09);
  --shadow-lg: 0 18px 48px rgba(13, 33, 55, .14);

  --ease: cubic-bezier(.4, 0, .2, 1);
}

/* ---------- 2. 基础重置 ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 84px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; display: block; }
a { color: var(--ink-2); text-decoration: none; }
a:hover { color: var(--gold); }

h1, h2, h3, h4 {
  margin: 0 0 .5em;
  font-weight: 600;
  line-height: 1.3;
  color: var(--ink);
  letter-spacing: .01em;
}

p { margin: 0 0 1em; }

::selection { background: var(--gold-soft); color: var(--ink); }

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- 3. 布局容器 ---------- */
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 28px;
}

.section { padding: 92px 0; }
.section--tight { padding: 68px 0; }
.section--surface { background: var(--surface); }
.section--dark { background: var(--ink); color: var(--on-dark); }
.section--dark h2, .section--dark h3 { color: var(--on-dark); }

/* 章节标题 */
.sec-head { margin-bottom: 52px; max-width: 720px; }
.sec-head--center { margin-left: auto; margin-right: auto; text-align: center; }

.sec-head h2 {
  font-size: clamp(26px, 3.2vw, 36px);
  margin-bottom: 16px;
  letter-spacing: .02em;
}

.sec-head .kicker {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 14px;
}

.sec-head .lede {
  font-size: 17px;
  color: var(--text-2);
  margin: 0;
}

.section--dark .sec-head .lede { color: var(--on-dark-2); }

.rule {
  width: 56px;
  height: 2px;
  background: var(--gold);
  margin: 20px 0 22px;
}
.sec-head--center .rule { margin-left: auto; margin-right: auto; }

/* ---------- 4. 顶栏 ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, .94);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .3s var(--ease);
}
.header.is-scrolled { box-shadow: var(--shadow-sm); }

.header__inner {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 76px;
}

/* 品牌标识 */
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
  margin-right: auto;
}
.brand:hover { color: inherit; }

.brand__mark {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  position: relative;
}
.brand__mark img {
  width: 100%;
  height: 100%;
  display: block;
}

.brand__text { line-height: 1.25; }
.brand__cn {
  display: block;
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: .06em;
}
.brand__en {
  display: block;
  font-size: 10.5px;
  color: var(--text-3);
  letter-spacing: .1em;
  text-transform: uppercase;
}

/* 导航 */
.nav { display: flex; align-items: center; gap: 4px; }

.nav__link {
  padding: 8px 13px;
  font-size: 14.5px;
  color: var(--text-2);
  border-radius: var(--radius);
  transition: color .2s var(--ease), background .2s var(--ease);
  white-space: nowrap;
}
.nav__link:hover { color: var(--ink); background: var(--surface-2); }
.nav__link.is-active { color: var(--gold); font-weight: 600; }

/* 语言切换 */
.lang {
  display: flex;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  overflow: hidden;
  flex-shrink: 0;
  margin-left: 8px;
}
.lang__btn {
  border: 0;
  background: transparent;
  font-family: inherit;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--text-3);
  padding: 6px 12px;
  cursor: pointer;
  transition: all .2s var(--ease);
}
.lang__btn:hover { color: var(--ink); background: var(--surface-2); }
.lang__btn.is-on {
  background: var(--ink);
  color: #fff;
}

/* 移动端菜单按钮 */
.navtoggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: transparent;
  cursor: pointer;
  padding: 0;
  position: relative;
  flex-shrink: 0;
}
.navtoggle span {
  position: absolute;
  left: 11px;
  width: 18px;
  height: 1.5px;
  background: var(--ink);
  transition: all .3s var(--ease);
}
.navtoggle span:nth-child(1) { top: 15px; }
.navtoggle span:nth-child(2) { top: 20px; }
.navtoggle span:nth-child(3) { top: 25px; }
.navtoggle.is-open span:nth-child(1) { top: 20px; transform: rotate(45deg); }
.navtoggle.is-open span:nth-child(2) { opacity: 0; }
.navtoggle.is-open span:nth-child(3) { top: 20px; transform: rotate(-45deg); }

/* ---------- 5. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 13px 28px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .02em;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all .25s var(--ease);
  text-align: center;
}
.btn:hover { transform: translateY(-1px); }

.btn--gold {
  background: var(--gold);
  color: #fff;
  box-shadow: 0 3px 12px rgba(184, 145, 47, .28);
}
.btn--gold:hover { background: #a6831f; color: #fff; box-shadow: 0 6px 20px rgba(184, 145, 47, .36); }

.btn--ink { background: var(--ink); color: #fff; }
.btn--ink:hover { background: var(--ink-2); color: #fff; }

.btn--ghost { border-color: var(--line-strong); color: var(--ink); }
.btn--ghost:hover { border-color: var(--ink); background: var(--ink); color: #fff; }

.btn--ghost-light { border-color: rgba(255,255,255,.35); color: #fff; }
.btn--ghost-light:hover { background: #fff; border-color: #fff; color: var(--ink); }

.btn--block { width: 100%; }

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}
.sec-head--center .btn-row { justify-content: center; }

/* ---------- 6. Hero ---------- */
.hero {
  position: relative;
  background: var(--ink);
  color: #fff;
  overflow: hidden;
  padding: 118px 0 110px;
}

/* 背景纹理：细网格 + 光晕 */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute;
  top: -30%;
  right: -12%;
  width: 720px;
  height: 720px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(184,145,47,.17) 0%, transparent 68%);
  pointer-events: none;
}

.hero__inner { position: relative; z-index: 1; }
.hero__content { max-width: 780px; }

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--gold-2);
  margin-bottom: 26px;
}
.hero__eyebrow::before {
  content: "";
  width: 34px;
  height: 1px;
  background: var(--gold);
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(34px, 5.4vw, 60px);
  font-weight: 400;
  line-height: 1.18;
  color: #fff;
  letter-spacing: .01em;
  margin-bottom: 10px;
}
.hero h1 em {
  font-style: italic;
  color: var(--gold-2);
}

.hero__sub {
  font-size: clamp(15px, 1.6vw, 18px);
  color: var(--on-dark-2);
  letter-spacing: .04em;
  margin-bottom: 32px;
}

.hero__text {
  font-size: 17.5px;
  line-height: 1.95;
  color: #d5dfe9;
  max-width: 690px;
  margin-bottom: 8px;
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 30px;
  margin-top: 44px;
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,.13);
  font-size: 13.5px;
  color: var(--on-dark-2);
  letter-spacing: .03em;
}
.hero__meta span { display: inline-flex; align-items: center; gap: 8px; }
.hero__meta span::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--gold);
  flex-shrink: 0;
}

/* ---------- 7. 理念卡片 ---------- */
.grid { display: grid; gap: 26px; }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(272px, 1fr)); }
.grid--4 { grid-template-columns: repeat(auto-fit, minmax(212px, 1fr)); }

.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 30px;
  transition: all .3s var(--ease);
  position: relative;
}
.card:hover {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.card__num {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: .1em;
  margin-bottom: 16px;
  display: block;
}

.card h3 {
  font-size: 17.5px;
  margin-bottom: 12px;
  line-height: 1.45;
}

.card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-2);
}

/* ---------- 8. 创始人引言 ---------- */
.founder {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 54px;
  align-items: start;
}

/* 无照片时的通栏排版 */
.founder--full { grid-template-columns: 1fr; max-width: 880px; margin: 0 auto; }
.founder--full .founder__quote {
  font-size: clamp(21px, 2.8vw, 30px);
  max-width: 24em;
}

.founder__quote {
  font-family: var(--font-serif);
  font-size: clamp(19px, 2.3vw, 25px);
  line-height: 1.72;
  color: var(--ink);
  margin: 0 0 30px;
  letter-spacing: .01em;
}

.founder__body p {
  font-size: 16.5px;
  line-height: 1.95;
  color: var(--text-2);
  margin-bottom: 1.1em;
}

.founder__sign {
  margin-top: 34px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}
.founder__sign strong {
  display: block;
  font-size: 17px;
  color: var(--ink);
  letter-spacing: .02em;
}
.founder__sign span {
  display: block;
  font-size: 14px;
  color: var(--text-3);
  margin-top: 3px;
}

/* ---------- 9. 时间线 ---------- */
.timeline { position: relative; padding-left: 34px; }

.timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--line-strong);
}

.tl-item { position: relative; padding-bottom: 40px; }
.tl-item:last-child { padding-bottom: 0; }

.tl-item::before {
  content: "";
  position: absolute;
  left: -34px;
  top: 7px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--gold);
}

.tl-item.is-highlight::before {
  background: var(--gold);
  box-shadow: 0 0 0 4px var(--gold-soft);
}

.tl-date {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: .06em;
  margin-bottom: 7px;
}

.tl-item h3 {
  font-size: 17.5px;
  margin-bottom: 9px;
}

.tl-item p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--text-2);
  max-width: 760px;
}

.tl-tag {
  display: inline-block;
  margin-top: 11px;
  padding: 4px 12px;
  background: var(--gold-soft);
  color: #8a6d1c;
  border-radius: 100px;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .03em;
}

/* ---------- 10. 团队 ---------- */
.team {
  background: var(--ink);
  padding: 92px 0;
}

.team .sec-head .kicker { color: var(--gold-2); }
.team .sec-head .lede { color: var(--on-dark-2); }

.member {
  background: rgba(255,255,255,.045);
  border: 1px solid rgba(255,255,255,.11);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
  transition: all .3s var(--ease);
}
.member:hover {
  background: rgba(255,255,255,.085);
  border-color: rgba(212,175,87,.45);
  transform: translateY(-3px);
}

/* 姓名上方的金色分隔线 */
.member__divider {
  width: 44px;
  height: 2px;
  margin: 0 auto 18px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.member__name {
  font-size: 16.5px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 5px;
  letter-spacing: .02em;
}
.member__name em {
  font-style: normal;
  font-size: 12.5px;
  color: var(--on-dark-2);
  margin-left: 5px;
  font-weight: 400;
}

.member__role {
  font-size: 13px;
  line-height: 1.6;
  color: var(--gold-2);
  letter-spacing: .03em;
}

.member__org {
  font-size: 12.5px;
  color: var(--on-dark-2);
  margin-top: 7px;
  line-height: 1.55;
}

/* ---------- 11. 内容板块（出海指南 / Newsletter） ---------- */
.split {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 60px;
  align-items: start;
}

.prose h3 { font-size: 20px; margin-bottom: 16px; }
.prose p {
  font-size: 16px;
  line-height: 1.95;
  color: var(--text-2);
  margin-bottom: 1.15em;
}
.prose p:last-child { margin-bottom: 0; }

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 26px;
}
.tag {
  padding: 6px 15px;
  background: var(--paper);
  border: 1px solid var(--line-strong);
  border-radius: 100px;
  font-size: 13px;
  color: var(--text-2);
  letter-spacing: .02em;
}

.panel {
  background: var(--paper);
  border: 1px solid var(--line);
  border-top: 3px solid var(--gold);
  border-radius: var(--radius);
  padding: 32px 30px;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 100px;
}

.panel h3 { font-size: 18px; margin-bottom: 8px; }
.panel__sub {
  font-size: 14.5px;
  color: var(--text-2);
  margin-bottom: 24px;
  line-height: 1.7;
}

.timeline-mini { list-style: none; padding: 0; margin: 0 0 26px; }
.timeline-mini li {
  position: relative;
  padding-left: 26px;
  padding-bottom: 20px;
  font-size: 14.5px;
  color: var(--text-2);
  line-height: 1.7;
}
.timeline-mini li:last-child { padding-bottom: 0; }
.timeline-mini li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: 2px solid var(--gold);
}
.timeline-mini li:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 20px;
  bottom: 4px;
  width: 1px;
  background: var(--line-strong);
}
.timeline-mini strong { color: var(--ink); display: block; font-size: 14px; }

/* ---------- 12. 动态 / 新闻 ---------- */
.news-grid { display: grid; gap: 24px; }

.news {
  display: grid;
  grid-template-columns: 116px 1fr;
  gap: 26px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  transition: all .3s var(--ease);
}
.news:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--line-strong);
}

.news__date {
  text-align: center;
  border-right: 1px solid var(--line);
  padding-right: 20px;
  align-self: start;
}
.news__day {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1;
  margin-bottom: 5px;
}
.news__ym {
  font-size: 12.5px;
  color: var(--text-3);
  letter-spacing: .09em;
  text-transform: uppercase;
}
.news__place {
  margin-top: 10px;
  font-size: 12.5px;
  color: var(--gold);
  font-weight: 600;
  letter-spacing: .04em;
}

.news__body h3 {
  font-size: 18.5px;
  margin-bottom: 10px;
  line-height: 1.5;
}
.news__body p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--text-2);
}

.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.badge--upcoming { background: var(--gold); color: #fff; }
.badge--past { background: var(--surface-2); color: var(--text-3); }

/* ---------- 13. 会员费 ---------- */
.fee-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 26px; }

.fee {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all .3s var(--ease);
}
.fee:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }

.fee__head {
  padding: 26px 30px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}
.fee__head h3 { font-size: 19px; margin: 0 0 4px; }
.fee__head p { margin: 0; font-size: 13.5px; color: var(--text-3); }

.fee__price {
  text-align: right;
  flex-shrink: 0;
}
.fee__amount {
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 700;
  color: var(--gold);
  line-height: 1.1;
  display: block;
}
.fee__unit { font-size: 12.5px; color: var(--text-3); }

.fee__body { padding: 26px 30px; flex: 1; display: flex; flex-direction: column; }

.fee__list { list-style: none; padding: 0; margin: 0 0 24px; flex: 1; }
.fee__list li {
  position: relative;
  padding-left: 25px;
  margin-bottom: 12px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text-2);
}
.fee__list li:last-child { margin-bottom: 0; }
.fee__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 13px;
  height: 7px;
  border-left: 2px solid var(--gold);
  border-bottom: 2px solid var(--gold);
  transform: rotate(-45deg);
}

.fee__note {
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--text-3);
  padding-top: 18px;
  border-top: 1px dashed var(--line-strong);
  margin-top: auto;
}

/* ---------- 15. 会员专区 ---------- */
.memberzone {
  background:
    linear-gradient(rgba(13,33,55,.965), rgba(13,33,55,.965)),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size: auto, 56px 56px;
  padding: 84px 0;
  text-align: center;
}

.memberzone__inner { max-width: 640px; margin: 0 auto; }
.memberzone .icon-lock {
  width: 52px;
  height: 52px;
  margin: 0 auto 24px;
  border-radius: 50%;
  border: 1px solid rgba(212,175,87,.5);
  display: grid;
  place-items: center;
  color: var(--gold-2);
  font-size: 21px;
}
.memberzone h2 {
  font-family: var(--font-serif);
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 400;
  color: #fff;
  margin-bottom: 16px;
}
.memberzone p {
  font-size: 16.5px;
  line-height: 1.9;
  color: var(--on-dark-2);
  margin-bottom: 34px;
}

/* ---------- 16. 联系 ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }

.contact-list { list-style: none; padding: 0; margin: 0; }
.contact-list li {
  display: flex;
  gap: 18px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}
.contact-list li:first-child { padding-top: 0; }

.contact-list__icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  display: grid;
  place-items: center;
  color: var(--gold);
  font-size: 16px;
  flex-shrink: 0;
}

.contact-list strong {
  display: block;
  font-size: 15.5px;
  color: var(--ink);
  margin-bottom: 4px;
  letter-spacing: .02em;
}
.contact-list span, .contact-list a {
  font-size: 15px;
  color: var(--text-2);
  line-height: 1.7;
}
.contact-list a:hover { color: var(--gold); }

/* ---------- 17. 页脚 ---------- */
.footer {
  background: #081726;
  color: var(--on-dark-2);
  padding: 60px 0 32px;
}

.footer__top {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  justify-content: space-between;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(255,255,255,.09);
}

.footer__brand { max-width: 340px; }
.footer__brand .brand__cn { color: #fff; margin-bottom: 8px; }
.footer__brand .brand__en { color: rgba(255,255,255,.45); margin-bottom: 16px; display: block; }
.footer__brand p { font-size: 14px; line-height: 1.8; margin: 0; color: rgba(255,255,255,.55); }

.footer__cols { display: flex; flex-wrap: wrap; gap: 52px; }
.footer__col h4 {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 16px;
}
.footer__col ul { list-style: none; padding: 0; margin: 0; }
.footer__col li { margin-bottom: 9px; }
.footer__col a { font-size: 14px; color: rgba(255,255,255,.6); }
.footer__col a:hover { color: var(--gold-2); }

.footer__bottom {
  padding-top: 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: rgba(255,255,255,.42);
}
.footer__bottom a { color: rgba(255,255,255,.55); }

/* ---------- 18. 滚动进场动画 ---------- */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.reveal.is-in { opacity: 1; transform: none; }

/* ---------- 语言切换：三语显隐 ---------- */
[data-lang="zh-Hans"] [data-lang-only="zh-Hant"],
[data-lang="zh-Hans"] [data-lang-only="en"],
[data-lang="zh-Hant"] [data-lang-only="zh-Hans"],
[data-lang="zh-Hant"] [data-lang-only="en"],
[data-lang="en"] [data-lang-only="zh-Hans"],
[data-lang="en"] [data-lang-only="zh-Hant"] { display: none !important; }

/* 兼容旧的 data-i18n-only-* 写法：
   only-zh = 简体+繁体共用（中文内容）
   only-en = 仅英文 */
[data-lang="zh-Hans"] [data-i18n-only-en] { display: none !important; }
[data-lang="zh-Hant"] [data-i18n-only-en] { display: none !important; }

/* ---------- 19. 响应式 ---------- */
@media (max-width: 1000px) {
  .split { grid-template-columns: 1fr; gap: 40px; }
  .panel { position: static; }
  .founder { grid-template-columns: 1fr; gap: 34px; }
  .contact-grid { grid-template-columns: 1fr; gap: 42px; }
}

@media (max-width: 860px) {
  .navtoggle { display: block; }

  .nav {
    position: fixed;
    inset: 76px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-lg);
    padding: 12px 28px 24px;
    max-height: calc(100vh - 76px);
    overflow-y: auto;
    transform: translateY(-14px);
    opacity: 0;
    visibility: hidden;
    transition: all .28s var(--ease);
  }
  .nav.is-open { transform: none; opacity: 1; visibility: visible; }

  .nav__link {
    padding: 13px 0;
    border-bottom: 1px solid var(--surface-2);
    font-size: 15.5px;
    border-radius: 0;
  }

  .lang { margin: 18px 0 0; align-self: flex-start; }
  .section { padding: 68px 0; }
  .section--tight { padding: 52px 0; }
  .hero { padding: 84px 0 78px; }
  .team { padding: 68px 0; }
  .sec-head { margin-bottom: 38px; }
}

@media (max-width: 560px) {
  .wrap { padding: 0 20px; }
  body { font-size: 15.5px; }
  .news { grid-template-columns: 1fr; gap: 18px; }
  .news__date {
    border-right: 0;
    border-bottom: 1px solid var(--line);
    padding: 0 0 16px;
    display: flex;
    align-items: baseline;
    gap: 12px;
    text-align: left;
  }
  .news__day { font-size: 26px; }
  .news__place { margin-top: 0; }
  .hero__meta { flex-direction: column; gap: 10px; }
  .fee__head { flex-direction: column; gap: 12px; }
  .fee__price { text-align: left; }
  .btn { width: 100%; }
  .footer__top { flex-direction: column; }
}

/* ---------- 20. 无障碍：尊重减少动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- 21. 打印 ---------- */
@media print {
  .header, .hero__eyebrow, .btn-row, .navtoggle, .footer__cols { display: none; }
  body { color: #000; }
  .section { padding: 24px 0; }
  .card, .fee, .panel { break-inside: avoid; box-shadow: none; }
}