@font-face {
  font-family: "Xiebei Serif";
  src: url("../fonts/xiebei-serif.woff2") format("woff2");
  font-weight: 200 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Xiebei Latin";
  src: url("../fonts/xiebei-latin.woff2") format("woff2");
  font-weight: 200 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --ink: #0B1512;
  --ink-2: #101C18;
  --ink-3: #16241F;
  --cream: #F3EEE3;
  --cream-2: #E8E1D2;
  --gold: #C8A96A;
  --gold-line: rgba(200, 169, 106, 0.32);
  --gold-dim: rgba(200, 169, 106, 0.16);
  --cinnabar: #B23A2E;
  --text: #F3EEE3;
  --text-muted: rgba(243, 238, 227, 0.72);
  --text-dim: rgba(243, 238, 227, 0.5);
  --ink-text: #1A201C;
  --ink-text-muted: rgba(26, 32, 28, 0.68);
  --serif: "Xiebei Serif", "Noto Serif SC", "Songti SC", "Source Han Serif SC", "SimSun", serif;
  --latin: "Xiebei Latin", "Cormorant Garamond", "Bodoni 72", Didot, "Times New Roman", serif;
  --sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
  --w: 1180px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

* { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font-family: var(--serif);
  font-size: 17px;
  line-height: 2;
  letter-spacing: 0.02em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; border: 0; }

a { color: inherit; text-decoration: none; }

a:hover { color: var(--gold); }

h1, h2, h3, h4 {
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: 0.06em;
  margin: 0;
  text-wrap: balance;
}

p { margin: 0 0 1.15em; }

p:last-child { margin-bottom: 0; }

::selection { background: rgba(200, 169, 106, 0.32); }

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

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--gold);
  color: var(--ink);
  padding: 10px 18px;
  z-index: 100;
}

.skip:focus { left: 12px; top: 12px; }

/* ---------- 版心与节奏 ---------- */

.wrap {
  width: 100%;
  max-width: var(--w);
  margin: 0 auto;
  padding: 0 26px;
}

.wrap--narrow { max-width: 820px; }

.section { padding: clamp(64px, 8.5vw, 132px) 0; }

.section--cream {
  background: var(--cream);
  color: var(--ink-text);
}

.section--cream p { color: var(--ink-text-muted); }

.section--ink2 { background: var(--ink-2); }

.section--tight { padding: clamp(48px, 6vw, 88px) 0; }

.hairline {
  height: 1px;
  border: 0;
  margin: 0;
  background: linear-gradient(90deg, transparent, var(--gold-line), transparent);
}

/* ---------- 文字层级 ---------- */

.eyebrow {
  font-family: var(--latin);
  font-size: 12.5px;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0 0 20px;
}

.eyebrow--sans { font-family: var(--sans); letter-spacing: 0.3em; font-size: 12px; }

.h-display {
  font-size: clamp(2.1rem, 5.4vw, 3.6rem);
  letter-spacing: 0.1em;
}

.h-section {
  font-size: clamp(1.55rem, 3.4vw, 2.35rem);
  letter-spacing: 0.09em;
}

.h-sub {
  font-size: clamp(1.12rem, 2vw, 1.32rem);
  letter-spacing: 0.08em;
  margin-bottom: 14px;
}

.lead {
  font-size: clamp(1.04rem, 1.6vw, 1.2rem);
  line-height: 2.15;
}

.muted { color: var(--text-muted); }

.section--cream .muted { color: var(--ink-text-muted); }

.gold { color: var(--gold); }

.latin {
  font-family: var(--latin);
  letter-spacing: 0.24em;
  text-transform: uppercase;
  font-size: 0.86em;
}

.small { font-size: 14.5px; line-height: 1.95; color: var(--text-muted); }

.section--cream .small { color: var(--ink-text-muted); }

blockquote {
  margin: 0;
  padding: 0 0 0 22px;
  border-left: 2px solid var(--gold-line);
  font-size: clamp(1.05rem, 1.7vw, 1.24rem);
  line-height: 2.1;
  color: var(--gold);
}

/* ---------- 顶栏 ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(11, 21, 18, 0.86);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid rgba(200, 169, 106, 0.14);
}

.site-header__inner {
  display: flex;
  align-items: center;
  gap: 26px;
  min-height: 74px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 13px;
  flex: 0 0 auto;
}

.brand__mark {
  width: 42px;
  height: 42px;
  border-radius: 9px;
  overflow: hidden;
  border: 1px solid rgba(200, 169, 106, 0.35);
}

.brand__mark img { width: 100%; height: 100%; object-fit: cover; }

.brand__text { display: flex; flex-direction: column; line-height: 1.35; }

.brand__cn { font-size: 17px; letter-spacing: 0.22em; }

.brand__en {
  font-family: var(--latin);
  font-size: 10.5px;
  letter-spacing: 0.3em;
  color: var(--gold);
  text-transform: uppercase;
}

.nav {
  display: flex;
  align-items: center;
  gap: 26px;
  margin-left: auto;
  font-size: 15.5px;
  letter-spacing: 0.08em;
}

.nav a { color: var(--text-muted); }

.nav a:hover, .nav a[aria-current="page"] { color: var(--text); }

.nav a[aria-current="page"] { position: relative; }

.nav a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -8px;
  height: 1px;
  background: var(--gold);
}

.header-cta { flex: 0 0 auto; }

.nav-toggle {
  display: none;
  margin-left: auto;
  background: none;
  border: 1px solid rgba(200, 169, 106, 0.4);
  color: var(--text);
  border-radius: 8px;
  padding: 8px 12px;
  font-family: var(--sans);
  font-size: 13px;
  letter-spacing: 0.16em;
  cursor: pointer;
}

/* ---------- 按钮 ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 30px;
  border-radius: 2px;
  font-size: 15.5px;
  letter-spacing: 0.16em;
  border: 1px solid transparent;
  transition: all 0.34s var(--ease);
  cursor: pointer;
  font-family: var(--serif);
  white-space: nowrap;
}

.btn--gold {
  background: var(--gold);
  color: #14201B;
  border-color: var(--gold);
  font-weight: 500;
}

.btn--gold:hover {
  background: #D8BC80;
  color: #14201B;
  transform: translateY(-2px);
}

.btn--ghost {
  border-color: rgba(200, 169, 106, 0.5);
  color: var(--text);
}

.btn--ghost:hover {
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-2px);
}

.btn--dark {
  border-color: rgba(26, 32, 28, 0.24);
  color: var(--ink-text);
}

.btn--dark:hover { border-color: var(--ink-text); color: var(--ink-text); }

/* 浅色区块里的描边按钮（避免奶油色字落在奶油底上看不见） */
.section--cream .btn--ghost,
.page-head--cream .btn--ghost {
  border-color: rgba(26, 32, 28, 0.34);
  color: var(--ink-text);
}

.section--cream .btn--ghost:hover,
.page-head--cream .btn--ghost:hover {
  border-color: var(--ink-text);
  color: var(--ink-text);
  background: rgba(26, 32, 28, 0.04);
}

.btn--sm { padding: 11px 20px; font-size: 14px; letter-spacing: 0.12em; }

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

/* ---------- 首屏 ---------- */

.hero {
  position: relative;
  min-height: min(92vh, 900px);
  display: flex;
  align-items: center;
  background-image:
    linear-gradient(180deg, rgba(11, 21, 18, 0.74) 0%, rgba(11, 21, 18, 0.42) 38%, rgba(11, 21, 18, 0.9) 100%),
    url("../img/hero-garden.jpg");
  background-size: cover;
  background-position: center 42%;
}

.hero__inner {
  position: relative;
  z-index: 2;
  padding: clamp(90px, 13vh, 150px) 0 clamp(70px, 11vh, 120px);
  text-align: center;
}

.hero__rule {
  width: 132px;
  height: 2px;
  margin: 0 auto 30px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.hero__title {
  font-size: clamp(2.5rem, 7.4vw, 4.9rem);
  letter-spacing: 0.2em;
  text-indent: 0.2em;
  margin: 0 0 18px;
  text-shadow: 0 2px 30px rgba(11, 21, 18, 0.6);
}

.hero__en {
  font-family: var(--latin);
  font-size: clamp(12px, 1.5vw, 15px);
  letter-spacing: 0.42em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 34px;
}

.hero__sub {
  font-size: clamp(1.05rem, 2.3vw, 1.5rem);
  letter-spacing: 0.24em;
  margin-bottom: 24px;
}

.hero__meta {
  font-family: var(--sans);
  font-size: 13.5px;
  letter-spacing: 0.16em;
  color: var(--text-muted);
  line-height: 2.1;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  margin-top: 40px;
}

.hero__scroll {
  position: absolute;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%);
  font-family: var(--latin);
  font-size: 10.5px;
  letter-spacing: 0.34em;
  color: var(--text-dim);
  text-transform: uppercase;
}

/* ---------- 内页页头 ---------- */

.page-head {
  position: relative;
  padding: clamp(78px, 12vh, 132px) 0 clamp(52px, 7vw, 78px);
  background: var(--ink-2);
  border-bottom: 1px solid rgba(200, 169, 106, 0.16);
  overflow: hidden;
}

.page-head--photo {
  background-image:
    linear-gradient(180deg, rgba(11, 21, 18, 0.86) 0%, rgba(11, 21, 18, 0.7) 50%, rgba(11, 21, 18, 0.94) 100%),
    var(--page-photo);
  background-size: cover;
  background-position: center 40%;
}

.page-head__title {
  font-size: clamp(1.9rem, 4.4vw, 3rem);
  letter-spacing: 0.14em;
  margin-bottom: 18px;
}

.page-head__lead {
  max-width: 720px;
  color: var(--text-muted);
}

.breadcrumb {
  font-family: var(--sans);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  color: var(--text-dim);
  margin-bottom: 22px;
}

.breadcrumb a { color: var(--text-dim); }

.breadcrumb a:hover { color: var(--gold); }

/* ---------- 数字条 ---------- */

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--gold-dim);
  border: 1px solid var(--gold-dim);
}

.stat {
  background: var(--ink);
  padding: 34px 26px;
  text-align: center;
}

.stat__num {
  font-family: var(--latin);
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  letter-spacing: 0.06em;
  color: var(--gold);
  line-height: 1.3;
}

.stat__label {
  font-family: var(--sans);
  font-size: 12.5px;
  letter-spacing: 0.18em;
  color: var(--text-muted);
  margin-top: 8px;
}

/* ---------- 通用栅格 ---------- */

.grid { display: grid; gap: 26px; }

.grid--3 { grid-template-columns: repeat(3, 1fr); }

.grid--2 { grid-template-columns: repeat(2, 1fr); }

.grid--4 { grid-template-columns: repeat(4, 1fr); }

.card {
  border: 1px solid var(--gold-dim);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.028), rgba(255, 255, 255, 0));
  padding: 34px 30px;
  transition: border-color 0.4s var(--ease), transform 0.4s var(--ease);
}

.card:hover { border-color: var(--gold-line); transform: translateY(-3px); }

.section--cream .card {
  border-color: rgba(26, 32, 28, 0.14);
  background: rgba(255, 255, 255, 0.4);
}

.section--cream .card:hover { border-color: rgba(26, 32, 28, 0.3); }

.card__num {
  font-family: var(--latin);
  font-size: 15px;
  letter-spacing: 0.2em;
  color: var(--gold);
  margin-bottom: 16px;
}

.section--cream .card__num { color: #9A7B36; }

.card h3 { font-size: 1.22rem; letter-spacing: 0.1em; margin-bottom: 12px; }

.card p { font-size: 15.5px; line-height: 2; color: var(--text-muted); }

.section--cream .card p { color: var(--ink-text-muted); }

/* ---------- 图文左右分栏 ---------- */

.split {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(34px, 6vw, 78px);
  align-items: center;
}

.split--reverse .split__media { order: -1; }

.split__media img {
  width: 100%;
  border: 1px solid var(--gold-dim);
}

.split__media figcaption {
  font-family: var(--sans);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  margin-top: 12px;
}

.section--cream .split__media figcaption { color: rgba(26, 32, 28, 0.5); }

.figure-pair {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.figure-pair img { border: 1px solid var(--gold-dim); }

/* ---------- 照片小图组 ---------- */

.fig-grid { display: grid; gap: 18px; }

.fig-grid--4 { grid-template-columns: repeat(4, 1fr); }

.fig-grid--3 { grid-template-columns: repeat(3, 1fr); }

.fig-grid--2 { grid-template-columns: repeat(2, 1fr); }

.fig { margin: 0; }

.fig img { width: 100%; border: 1px solid var(--gold-dim); aspect-ratio: 16 / 9; object-fit: cover; }

.fig--sq img { aspect-ratio: 1 / 1; }

.fig figcaption {
  font-family: var(--sans);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  line-height: 1.8;
  color: var(--text-dim);
  margin-top: 10px;
}

.section--cream .fig img { border-color: rgba(26, 32, 28, 0.16); }

.section--cream .fig figcaption { color: rgba(26, 32, 28, 0.52); }

/* ---------- 浅色区块里的金色元素（提深，保证对比度） ---------- */

.section--cream .hook {
  border-color: rgba(26, 32, 28, 0.14);
  background: rgba(255, 255, 255, 0.45);
}

.section--cream .hook:hover { border-color: rgba(26, 32, 28, 0.3); }

.section--cream .hook__desc,
.section--cream .hook__steps { color: var(--ink-text-muted); }

.section--cream .hook__value { color: #86692A; }

.section--cream .hook__icon { color: #86692A; border-color: rgba(26, 32, 28, 0.26); }

.section--cream .timeline { border-left-color: rgba(26, 32, 28, 0.24); }

.section--cream .tl-item::before { background: #9A7B36; }

.section--cream .tl-year { color: #86692A; }

.section--cream .tl-title { color: var(--ink-text); }

.section--cream .faq summary::after { color: #86692A; }

.section--cream .card__num { color: #86692A; }

.section--cream .eyebrow,
.section--cream .eyebrow--sans { color: #86692A; }

/* ---------- 工序 ---------- */

.steps { counter-reset: step; display: grid; gap: 1px; background: var(--gold-dim); border: 1px solid var(--gold-dim); }

.step {
  counter-increment: step;
  background: var(--ink);
  padding: 30px clamp(22px, 3vw, 40px);
  display: grid;
  grid-template-columns: 78px 1fr;
  gap: 22px;
  align-items: start;
}

.section--cream .steps { background: rgba(26, 32, 28, 0.14); border-color: rgba(26, 32, 28, 0.14); }

.section--cream .step { background: var(--cream); }

.step::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--latin);
  font-size: 28px;
  letter-spacing: 0.08em;
  color: var(--gold);
  line-height: 1.2;
}

.section--cream .step::before { color: #9A7B36; }

.step__body h3 { font-size: 1.12rem; letter-spacing: 0.1em; margin-bottom: 8px; }

.step__body p { font-size: 15.5px; line-height: 2; color: var(--text-muted); margin: 0; }

.section--cream .step__body p { color: var(--ink-text-muted); }

/* ---------- 事实表 ---------- */

.facts { display: grid; gap: 0; border-top: 1px solid var(--gold-dim); }

.fact {
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid var(--gold-dim);
}

.fact__k {
  font-family: var(--sans);
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.fact__v { font-size: 16px; line-height: 1.95; }

/* ---------- 时间线（荣誉） ---------- */

.timeline { border-left: 1px solid var(--gold-line); padding-left: clamp(20px, 3vw, 34px); }

.tl-item { position: relative; padding: 0 0 34px; }

.tl-item:last-child { padding-bottom: 0; }

.tl-item::before {
  content: "";
  position: absolute;
  left: calc(clamp(20px, 3vw, 34px) * -1 - 3.5px);
  top: 12px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
}

.tl-year {
  font-family: var(--latin);
  font-size: 15px;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.tl-title { font-size: 1.08rem; letter-spacing: 0.08em; margin: 6px 0 4px; }

.tl-note { font-size: 15px; color: var(--text-muted); margin: 0; }

.section--cream .tl-note { color: var(--ink-text-muted); }

/* ---------- 联系方式 ---------- */

.hook-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }

.hook {
  border: 1px solid var(--gold-dim);
  padding: 30px;
  display: flex;
  gap: 24px;
  align-items: flex-start;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0));
  transition: border-color 0.4s var(--ease);
}

.hook:hover { border-color: var(--gold-line); }

.hook__icon {
  flex: 0 0 44px;
  width: 44px;
  height: 44px;
  border: 1px solid var(--gold-line);
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--gold);
}

.hook__icon svg { width: 22px; height: 22px; }

.hook__body { flex: 1 1 auto; min-width: 0; }

.hook__name { font-size: 1.1rem; letter-spacing: 0.1em; margin-bottom: 8px; }

.hook__desc { font-size: 15px; line-height: 1.95; color: var(--text-muted); margin: 0 0 12px; }

.hook__value {
  font-family: var(--sans);
  font-size: 15.5px;
  letter-spacing: 0.06em;
  color: var(--gold);
  word-break: break-all;
}

.hook__steps {
  font-family: var(--sans);
  font-size: 13.5px;
  line-height: 2;
  color: var(--text-muted);
  margin: 0;
  padding-left: 1.1em;
}

.qr {
  flex: 0 0 118px;
  width: 118px;
  border: 1px solid var(--gold-dim);
  padding: 8px;
  background: var(--cream);
}

.qr img { width: 100%; }

.hook.is-noqr .qr { display: none; }

/* ---------- CTAB 区块 ---------- */

.cta-band {
  background:
    linear-gradient(180deg, rgba(11, 21, 18, 0.92), rgba(11, 21, 18, 0.96)),
    url("../img/garden-terrace.jpg") center/cover;
  border-top: 1px solid var(--gold-dim);
  border-bottom: 1px solid var(--gold-dim);
  text-align: center;
}

.cta-band__inner { padding: clamp(62px, 8vw, 104px) 0; }

/* ---------- FAQ ---------- */

.faq { border-top: 1px solid var(--gold-dim); }

.faq details {
  border-bottom: 1px solid var(--gold-dim);
  padding: 4px 0;
}

.section--cream .faq, .section--cream .faq details { border-color: rgba(26, 32, 28, 0.14); }

.faq summary {
  cursor: pointer;
  padding: 22px 34px 22px 0;
  font-size: 1.06rem;
  letter-spacing: 0.06em;
  list-style: none;
  position: relative;
}

.faq summary::-webkit-details-marker { display: none; }

.faq summary::after {
  content: "+";
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--latin);
  font-size: 22px;
  color: var(--gold);
  transition: transform 0.3s var(--ease);
}

.faq details[open] summary::after { content: "–"; }

.faq .faq__answer { padding: 0 40px 24px 0; color: var(--text-muted); font-size: 15.8px; line-height: 2.05; }

.section--cream .faq .faq__answer { color: var(--ink-text-muted); }

.faq .faq__answer p { margin-bottom: 0.9em; }

/* ---------- 页脚 ---------- */

.site-footer {
  background: #08110F;
  border-top: 1px solid rgba(200, 169, 106, 0.18);
  padding: clamp(52px, 6vw, 78px) 0 34px;
  font-size: 15px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr 1fr;
  gap: 40px;
}

.footer-brand__cn { font-size: 19px; letter-spacing: 0.22em; margin-bottom: 6px; }

.footer-brand__en { font-family: var(--latin); font-size: 11px; letter-spacing: 0.3em; color: var(--gold); text-transform: uppercase; }

.footer-list { list-style: none; margin: 0; padding: 0; color: var(--text-muted); line-height: 2.1; font-size: 14.5px; }

.footer-list a { color: var(--text-muted); }

.footer-list a:hover { color: var(--gold); }

.footer-title {
  font-family: var(--sans);
  font-size: 12.5px;
  letter-spacing: 0.2em;
  color: var(--gold);
  margin-bottom: 14px;
}

.footer-bottom {
  margin-top: 46px;
  padding-top: 22px;
  border-top: 1px solid rgba(200, 169, 106, 0.14);
  display: flex;
  flex-wrap: wrap;
  gap: 12px 26px;
  justify-content: space-between;
  font-family: var(--sans);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--text-dim);
}

/* ---------- 移动端底部行动条 ---------- */

.mobile-bar {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 60;
  background: rgba(8, 17, 15, 0.96);
  border-top: 1px solid rgba(200, 169, 106, 0.26);
  padding: 10px 12px calc(10px + env(safe-area-inset-bottom));
  gap: 10px;
}

.mobile-bar a {
  flex: 1 1 0;
  text-align: center;
  padding: 13px 8px;
  font-size: 15px;
  letter-spacing: 0.12em;
  border: 1px solid rgba(200, 169, 106, 0.4);
  color: var(--text);
}

.mobile-bar a.is-primary { background: var(--gold); color: #14201B; border-color: var(--gold); font-weight: 500; }

/* ---------- 出现动画 ---------- */

.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease); }

.reveal.is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn:hover, .card:hover { transform: none; }
}

/* ---------- 404 ---------- */

.nf { min-height: 62vh; display: grid; place-items: center; text-align: center; }

/* ---------- 响应式 ---------- */

@media (max-width: 980px) {
  .nav, .header-cta { display: none; }
  .nav-toggle { display: block; }
  .site-header.is-open .nav {
    display: flex;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    background: rgba(8, 17, 15, 0.98);
    border-bottom: 1px solid rgba(200, 169, 106, 0.2);
    padding: 14px 26px 22px;
  }
  .site-header.is-open .nav a { padding: 10px 0; font-size: 16px; }
  .site-header.is-open .nav a[aria-current="page"]::after { display: none; }
  .grid--4, .stats { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .fig-grid--4, .fig-grid--3 { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; }
  .split--reverse .split__media { order: 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hook-grid { grid-template-columns: 1fr; }
  .mobile-bar { display: flex; }
  body { padding-bottom: 68px; }
}

@media (max-width: 620px) {
  body { font-size: 16.4px; }
  .wrap { padding: 0 20px; }
  .grid--3, .grid--4, .grid--2, .stats, .figure-pair { grid-template-columns: 1fr; }
  .fig-grid--4, .fig-grid--3, .fig-grid--2 { grid-template-columns: repeat(2, 1fr); }
  .stats { border-left: 0; border-right: 0; }
  .stat { padding: 24px 18px; }
  .fact { grid-template-columns: 1fr; gap: 4px; }
  .step { grid-template-columns: 46px 1fr; gap: 14px; padding: 24px 20px; }
  .hook { flex-direction: column; gap: 16px; }
  .qr { flex: 0 0 auto; width: 132px; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .hero { min-height: 88vh; }
  .hero__title { letter-spacing: 0.14em; text-indent: 0.14em; }
  .btn { padding: 14px 22px; width: 100%; }
  .btn-row { gap: 10px; }
  .hero__cta .btn { width: auto; flex: 1 1 auto; }
}

.nowrap { white-space: nowrap; }