/* ===========================================================
   豪乐雅居门窗 · 全站基础样式
   配色：深石墨蓝 + 香槟金；移动优先，断点 700 / 900 / 1000
   =========================================================== */

:root {
  --ink: #1b2a41;
  --ink-2: #24384f;
  --ink-soft: #4a5a70;
  --gold: #b6904a;
  --gold-2: #c8a45c;
  --gold-soft: #efe3c8;
  --bg: #ffffff;
  --bg-alt: #f6f7f9;
  --line: #e3e6ea;
  --text: #22303f;
  --muted: #6b7787;
  --radius: 14px;
  --radius-lg: 20px;
  --shadow: 0 10px 30px rgba(27, 42, 65, 0.08);
  --shadow-lg: 0 18px 50px rgba(27, 42, 65, 0.14);
  --wrap: 1180px;
  --header-h: 68px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 14px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Source Han Sans SC",
    system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.75;
  font-size: 16px;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--gold); }
h1, h2, h3 { line-height: 1.3; margin: 0 0 0.6em; color: var(--ink); font-weight: 700; }
h1 { font-size: clamp(28px, 4.6vw, 46px); letter-spacing: -0.4px; }
h2 { font-size: clamp(22px, 3vw, 32px); }
h3 { font-size: 18px; }
p { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; list-style: none; }
code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.9em;
  background: var(--gold-soft);
  padding: 0.1em 0.4em;
  border-radius: 6px;
  color: #6b4f16;
}

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 880px; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: 10px 16px;
  border-radius: 0 0 8px 0;
  z-index: 200;
}
.skip-link:focus { left: 0; }

/* ---------------- 按钮 ---------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 999px;
  border: 1.5px solid transparent;
  font-size: 15.5px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.18s var(--ease), box-shadow 0.18s var(--ease),
    background-color 0.18s var(--ease), color 0.18s var(--ease), border-color 0.18s var(--ease);
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--gold-2), var(--gold));
  color: #fff;
  box-shadow: 0 8px 20px rgba(182, 144, 74, 0.32);
}
.btn-primary:hover { box-shadow: 0 12px 28px rgba(182, 144, 74, 0.42); transform: translateY(-1px); color: #fff; }
.btn-ghost { background: rgba(255, 255, 255, 0.1); color: #fff; border-color: rgba(255, 255, 255, 0.55); }
.btn-ghost:hover { background: rgba(255, 255, 255, 0.2); color: #fff; }
.btn-outline { background: #fff; color: var(--ink); border-color: var(--line); }
.btn-outline:hover { border-color: var(--gold-2); color: var(--gold); }
.btn-block { width: 100%; margin-bottom: 10px; }

/* ---------------- 顶部导航 ---------------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid transparent;
  z-index: 100;
  transition: box-shadow 0.2s var(--ease), border-color 0.2s var(--ease);
}
.site-header.is-scrolled { box-shadow: 0 6px 24px rgba(27, 42, 65, 0.08); border-bottom-color: var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); gap: 14px; }

.brand { display: inline-flex; align-items: center; gap: 10px; }
.brand-logo { width: 40px; height: 40px; border-radius: 11px; flex: none; }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-text strong { font-size: 17px; letter-spacing: 0.3px; color: var(--ink); }
.brand-text em { font-style: normal; font-size: 11px; color: var(--muted); letter-spacing: 0.8px; }

.nav { display: flex; align-items: center; gap: 10px; }
.nav-list { display: flex; align-items: center; gap: 2px; }
.nav-list > li { position: relative; }
.nav-list > li > a {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 9px 11px;
  border-radius: 9px;
  font-size: 14.5px;
  color: var(--ink-soft);
  transition: background-color 0.16s var(--ease), color 0.16s var(--ease);
}
.nav-list > li > a:hover { background: var(--bg-alt); color: var(--ink); }
.nav-list > li.is-current > a { color: var(--gold); }
.caret {
  width: 7px;
  height: 7px;
  border-right: 1.6px solid currentColor;
  border-bottom: 1.6px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  opacity: 0.6;
}
.subnav {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 250px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow-lg);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.16s var(--ease), transform 0.16s var(--ease), visibility 0.16s;
}
.has-sub:hover .subnav,
.has-sub:focus-within .subnav { opacity: 1; visibility: visible; transform: none; }
.subnav a {
  display: block;
  padding: 9px 12px;
  border-radius: 9px;
  font-size: 14.5px;
  color: var(--ink-soft);
}
.subnav a:hover { background: var(--bg-alt); color: var(--ink); }

.nav-cta {
  background: var(--ink);
  color: #fff;
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14.5px;
  white-space: nowrap;
}
.nav-cta:hover { background: var(--ink-2); color: #fff; }

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: #fff;
  padding: 0;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  flex: none;
}
.nav-toggle span { display: block; width: 20px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform 0.2s var(--ease), opacity 0.2s var(--ease); }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------------- 首屏 ---------------- */
.hero {
  position: relative;
  min-height: min(86vh, 720px);
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: calc(var(--header-h) + 46px) 0 78px;
  background: #0f1a29;
}
.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 72% center;
}
.hero-veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(100deg, rgba(15, 26, 41, 0.96) 0%, rgba(18, 31, 48, 0.86) 38%, rgba(20, 34, 52, 0.5) 68%, rgba(20, 34, 52, 0.22) 100%),
    linear-gradient(to top, rgba(15, 26, 41, 0.6), rgba(15, 26, 41, 0) 45%);
}
.hero-inner { position: relative; color: #fff; max-width: 760px; }
.hero .eyebrow { color: var(--gold-soft); }
.hero h1, .hero .hero-title { color: #fff; margin-bottom: 16px; }
.hero .hero-title {
  font-size: clamp(28px, 4.6vw, 46px);
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: -0.4px;
}
.hero .hl { color: var(--gold-2); }
.hero-sub { font-size: clamp(15px, 1.6vw, 17.5px); color: rgba(255, 255, 255, 0.86); max-width: 620px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 24px 0 32px; }

.hero-points {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 22px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  max-width: 640px;
}
.hero-points li { display: flex; flex-direction: column; }
.hero-points b { color: var(--gold-2); font-size: 16px; }
.hero-points span { color: rgba(255, 255, 255, 0.72); font-size: 13.5px; }

.eyebrow {
  margin: 0 0 10px;
  font-size: 13px;
  letter-spacing: 2.4px;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 600;
}

/* ---------- 首屏轮换 ---------- */
.hero .hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.1s var(--ease);
}
.hero .hero-slide.is-active { opacity: 1; }
.hero-inner { position: relative; z-index: 2; }
.hero-copy { display: none; }
.hero-copy.is-active { display: block; animation: heroCopyIn 0.7s var(--ease) both; }
@keyframes heroCopyIn {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  .hero .hero-slide { transition: none; }
  .hero-copy.is-active { animation: none; }
}
.hero-nav {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 22px;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
}
.hero-arrow {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.45);
  background: rgba(15, 26, 41, 0.35);
  color: #fff;
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: background-color 0.16s var(--ease), border-color 0.16s var(--ease);
}
.hero-arrow:hover { background: rgba(15, 26, 41, 0.7); border-color: var(--gold-2); }
.hero-dots { display: flex; gap: 9px; }
.hero-dot {
  width: 9px;
  height: 9px;
  padding: 0;
  border-radius: 50%;
  border: 0;
  background: rgba(255, 255, 255, 0.42);
  cursor: pointer;
  transition: background-color 0.16s var(--ease), width 0.2s var(--ease);
}
.hero-dot.is-active { background: var(--gold-2); width: 26px; border-radius: 999px; }

/* 真实照片卡片不标「场景示意」 */
.card-figure.real::after { display: none; }

/* ---------------- 数据条 ---------------- */
.stats { background: var(--ink); color: #fff; padding: 0 0 32px; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 12px;
  padding-top: 26px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}
.stat b { display: block; font-size: clamp(19px, 2.4vw, 26px); color: var(--gold-2); }
.stat span { font-size: 13.5px; color: rgba(255, 255, 255, 0.7); }
.stats-inline { background: transparent; padding: 0; margin-bottom: 34px; }
.stats-inline .stats-grid { border-top: 0; border-bottom: 1px solid var(--line); padding: 0 0 22px; }
.stats-inline .stat b { color: var(--gold); }
.stats-inline .stat span { color: var(--muted); }

/* ---------------- 通用区块 ---------------- */
.section { padding: clamp(52px, 7.5vw, 92px) 0; }
.section-alt { background: var(--bg-alt); }
.section-head { max-width: 780px; margin-bottom: clamp(26px, 3.6vw, 44px); }
.section-head .lead { color: var(--muted); font-size: 16.5px; margin-bottom: 0; }
.section-foot { margin-top: 30px; color: var(--muted); font-size: 14.5px; text-align: center; }
.section-foot a { color: var(--gold); }
.link-more { color: var(--gold); font-weight: 600; font-size: 15px; }

.two-col {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: clamp(26px, 4vw, 54px);
  align-items: start;
}

.tick-list { display: grid; gap: 10px; }
.tick-list li {
  position: relative;
  padding-left: 26px;
  color: var(--ink-soft);
  font-size: 15.5px;
}
.tick-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.62em;
  width: 12px;
  height: 7px;
  border-left: 2px solid var(--gold);
  border-bottom: 2px solid var(--gold);
  transform: rotate(-45deg);
}
.tick-list.plain li::before {
  width: 6px;
  height: 6px;
  border: 0;
  border-radius: 50%;
  background: var(--gold);
  top: 0.7em;
}
.tick-list b { color: var(--ink); }

.col-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(20px, 3vw, 30px);
  box-shadow: var(--shadow);
}
.col-card h3 { margin-bottom: 10px; }
.col-card p { color: var(--ink-soft); font-size: 15px; }
.mini-facts { margin: 0 0 20px; display: grid; gap: 10px; }
.mini-facts > div { display: flex; gap: 10px; font-size: 14.5px; }
.mini-facts dt { flex: 0 0 68px; color: var(--muted); }
.mini-facts dd { margin: 0; color: var(--ink); }
.note-inline { font-size: 13.5px; color: var(--muted); }

.mini-steps { counter-reset: ms; display: grid; gap: 10px; }
.mini-steps li { position: relative; padding-left: 30px; font-size: 14.5px; color: var(--ink-soft); }
.mini-steps li::before {
  counter-increment: ms;
  content: counter(ms);
  position: absolute;
  left: 0;
  top: 1px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--gold-soft);
  color: #6b4f16;
  font-size: 12px;
  font-weight: 700;
  display: grid;
  place-items: center;
}

/* ---------------- 产品卡片 ---------------- */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(272px, 1fr));
  gap: clamp(16px, 2.2vw, 26px);
}
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.22s var(--ease), box-shadow 0.22s var(--ease), border-color 0.22s var(--ease);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--gold-soft); }
.card-link { display: flex; flex-direction: column; height: 100%; }
.card-figure { position: relative; margin: 0; overflow: hidden; }
.card-figure.big { border-radius: var(--radius); margin-bottom: 14px; }
.card img { aspect-ratio: 9 / 6.4; object-fit: cover; width: 100%; background: var(--bg-alt); }
.card-figure::after {
  content: "场景示意";
  position: absolute;
  right: 10px;
  bottom: 10px;
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(12, 22, 35, 0.62);
  color: rgba(255, 255, 255, 0.92);
  font-size: 11.5px;
  letter-spacing: 0.5px;
  pointer-events: none;
}
.card-body { padding: 20px 22px 24px; }
.card-body h3 { margin-bottom: 8px; }
.card-body p { font-size: 14.6px; color: var(--ink-soft); margin-bottom: 12px; }
.card-meta {
  font-size: 13px !important;
  color: var(--gold) !important;
  letter-spacing: 0.4px;
  margin: 0 !important;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}
.badge {
  display: inline-block;
  vertical-align: middle;
  margin-left: 6px;
  padding: 2px 8px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--gold-2), var(--gold));
  color: #fff;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.5px;
}

/* ---------------- 图库 ---------------- */
.filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 22px; }
.chip {
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink-soft);
  font-size: 14.5px;
  cursor: pointer;
  transition: all 0.16s var(--ease);
}
.chip:hover { border-color: var(--gold-soft); color: var(--ink); }
.chip.is-active { background: var(--ink); border-color: var(--ink); color: #fff; }

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: clamp(14px, 2vw, 22px);
}
.shot {
  margin: 0;
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink);
  box-shadow: var(--shadow);
  transition: transform 0.24s var(--ease), box-shadow 0.24s var(--ease);
}
.shot:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.shot img { aspect-ratio: 9 / 6.4; object-fit: cover; width: 100%; }
.shot figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 34px 16px 14px;
  background: linear-gradient(to top, rgba(12, 22, 35, 0.9), rgba(12, 22, 35, 0));
  color: #fff;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.shot figcaption b { font-size: 15.5px; }
.shot figcaption span { font-size: 13px; color: rgba(255, 255, 255, 0.76); }
.shot.is-hidden { display: none; }

/* ---------------- 步骤 ---------------- */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: clamp(16px, 2vw, 24px); }
.steps li {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 26px 24px 24px;
  box-shadow: var(--shadow);
}
.section-alt .steps li { background: #fff; }
.step-no { display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: 1.6px; color: var(--gold); margin-bottom: 10px; }
.steps h3 { font-size: 17.5px; margin-bottom: 8px; }
.steps p { font-size: 14.6px; color: var(--ink-soft); margin: 0; }

/* ---------------- FAQ ---------------- */
.faq { display: grid; gap: 12px; }
.faq details {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 4px 20px;
  transition: border-color 0.18s var(--ease), box-shadow 0.18s var(--ease);
}
.faq details[open] { border-color: var(--gold-soft); box-shadow: var(--shadow); }
.faq summary {
  cursor: pointer;
  padding: 16px 30px 16px 0;
  font-weight: 600;
  color: var(--ink);
  list-style: none;
  position: relative;
  font-size: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "";
  position: absolute;
  right: 4px;
  top: 50%;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--gold);
  border-bottom: 2px solid var(--gold);
  transform: translateY(-70%) rotate(45deg);
  transition: transform 0.2s var(--ease);
}
.faq details[open] summary::after { transform: translateY(-30%) rotate(-135deg); }
.faq p { margin: 0 0 18px; color: var(--ink-soft); font-size: 15px; }

/* ---------------- 表单 ---------------- */
.booking { background: linear-gradient(180deg, #fff 0%, var(--bg-alt) 100%); }
.form-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(22px, 3.2vw, 34px);
  box-shadow: var(--shadow-lg);
  display: grid;
  gap: 16px;
}
.field { display: grid; gap: 6px; }
.field-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 16px; }
.field label, .field legend { font-size: 14.5px; font-weight: 600; color: var(--ink); }
.req { color: #d9534f; }
.field input[type="text"], .field input[type="tel"], .field select, .field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--line);
  border-radius: 11px;
  font: inherit;
  font-size: 15px;
  color: var(--text);
  background: #fff;
  transition: border-color 0.16s var(--ease), box-shadow 0.16s var(--ease);
}
.field textarea { resize: vertical; min-height: 84px; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--gold-2);
  box-shadow: 0 0 0 3px rgba(200, 164, 92, 0.18);
}
.field input.is-invalid, .field select.is-invalid, .field textarea.is-invalid {
  border-color: #d9534f;
  box-shadow: 0 0 0 3px rgba(217, 83, 79, 0.14);
}
.err { margin: 0; font-size: 13px; color: #d9534f; }
.err:empty { display: none; }

.field-checks { border: 0; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.field-checks legend { padding: 0; margin-bottom: 8px; width: 100%; }
.field-checks label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border: 1.5px solid var(--line);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.16s var(--ease);
}
.field-checks label:hover { border-color: var(--gold-soft); }
.field-checks input { accent-color: var(--gold); }
.field-checks label:has(input:checked) { border-color: var(--gold-2); background: var(--gold-soft); color: #6b4f16; }

.consent { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--ink-soft); }
.consent input { margin-top: 4px; accent-color: var(--gold); width: 17px; height: 17px; }
.form-status { margin: 0; font-size: 14.5px; }
.form-status.is-ok { color: #2b7a4b; font-weight: 600; }
.form-status.is-err { color: #d9534f; font-weight: 600; }
.fine { font-size: 12.6px; color: var(--muted); margin: 0; }

/* ---------------- 咨询条 / 页脚 ---------------- */
.consult { background: var(--ink); color: #fff; }
.consult-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 22px; }
.consult h2 { color: #fff; margin-bottom: 8px; }
.consult p { color: rgba(255, 255, 255, 0.8); margin: 0; max-width: 560px; }
.consult-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.consult .btn-outline { background: transparent; color: #fff; border-color: rgba(255, 255, 255, 0.5); }
.consult .btn-outline:hover { border-color: var(--gold-2); color: var(--gold-2); }

.site-footer { background: #16233a; color: rgba(255, 255, 255, 0.78); padding: clamp(42px, 6vw, 66px) 0 26px; }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 30px; }
.brand-footer .brand-text strong { color: #fff; }
.brand-footer .brand-text em { color: rgba(255, 255, 255, 0.55); }
.footer-desc { font-size: 14.5px; line-height: 1.9; margin-top: 14px; }
.site-footer h3 { color: #fff; font-size: 15.5px; margin-bottom: 14px; letter-spacing: 0.5px; }
.footer-list { display: grid; gap: 9px; font-size: 14.5px; }
.footer-list a:hover { color: var(--gold-2); }
.footer-bottom {
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
}
.footer-bottom p { margin: 0; }
.footer-icp a { color: rgba(255, 255, 255, 0.72); }
.footer-icp a:hover { color: var(--gold-2); }
.footer-credits { color: rgba(255, 255, 255, 0.5); }

/* ---------------- 手机底部条 ---------------- */
.mobile-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 90;
  display: none;
  gap: 10px;
  padding: 10px 14px calc(10px + env(safe-area-inset-bottom, 0px));
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--line);
}
.mb-btn {
  flex: 1;
  text-align: center;
  padding: 12px 10px;
  border-radius: 999px;
  font-size: 14.5px;
  font-weight: 600;
  border: 1.5px solid var(--line);
  color: var(--ink);
}
.mb-primary { background: linear-gradient(135deg, var(--gold-2), var(--gold)); color: #fff; border-color: transparent; }
.mb-primary:hover { color: #fff; }

/* ---------------- 动效 ---------------- */
.reveal { opacity: 0; transform: translateY(16px); }
.reveal.is-in { opacity: 1; transform: none; transition: opacity 0.6s var(--ease), transform 0.6s var(--ease); }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal, .reveal.is-in { opacity: 1; transform: none; transition: none; }
}

/* ---------------- 响应式 ---------------- */
@media (min-width: 700px) {
  .stats-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; text-align: center; }
  .stat { display: flex; flex-direction: column; }
}

@media (max-width: 1000px) {
  .two-col { grid-template-columns: 1fr; }
  .col-card { order: 2; }
}

@media (max-width: 900px) {
  .nav-toggle { display: flex; }
  .nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    background: #fff;
    padding: 10px 14px 18px;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 18px 30px rgba(27, 42, 65, 0.12);
    max-height: calc(100vh - var(--header-h));
    overflow-y: auto;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s var(--ease), transform 0.2s var(--ease);
  }
  .nav.is-open { opacity: 1; transform: none; pointer-events: auto; }
  .nav-list { flex-direction: column; align-items: stretch; gap: 0; }
  .nav-list > li > a { padding: 13px 10px; font-size: 16px; border-radius: 10px; }
  .subnav {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: 0;
    border-left: 2px solid var(--gold-soft);
    border-radius: 0;
    margin: 0 0 6px 12px;
    padding: 0 0 0 8px;
    min-width: 0;
  }
  .subnav a { padding: 9px 10px; font-size: 14.5px; }
  .caret { display: none; }
  .nav-cta { margin: 10px 0 0; text-align: center; padding: 13px; }
}

@media (max-width: 640px) {
  body { padding-bottom: 74px; }
  .mobile-bar { display: flex; }
  .hero { min-height: auto; padding: calc(var(--header-h) + 32px) 0 38px; }
  .hero-bg { object-position: center; opacity: 0.5; }
  .hero-actions .btn { flex: 1 1 auto; }
  .card-body { padding: 16px 18px 20px; }
  .section { padding: 46px 0; }
  .footer-bottom { flex-direction: column; }
}