/* ==========================================================================
   真人对接会馆 · 共享样式 /assets/site.css
   深墨蓝底 + 电光青结构线 + 暖琥珀操作信号
   ========================================================================== */

/* ---------- 1. Reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

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

body,
h1, h2, h3, h4, h5, h6,
p, figure, blockquote, dl, dd, ul, ol {
  margin: 0;
}

ul, ol { padding: 0; }

img, svg, video {
  display: block;
  max-width: 100%;
  height: auto;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

button { background: none; border: 0; }

a { color: inherit; }

[hidden] { display: none !important; }

/* ---------- 2. 变量 ---------- */
:root {
  --ink: #0B1B2B;
  --ink-2: #122A3F;
  --ink-3: #1E3448;
  --cyan: #35E0D0;
  --amber: #F5A524;
  --coral: #E8675A;
  --paper: #F2F5F7;
  --haze: #A7B6C2;
  --mint: #8FF2E8;
  --paper-soft: #E8EDF0;

  --line: rgba(53, 224, 208, 0.24);
  --line-soft: rgba(167, 182, 194, 0.18);
  --line-strong: rgba(53, 224, 208, 0.55);

  --sans: "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC",
          "Noto Sans CJK SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", "Sarasa Mono SC", "Noto Sans Mono CJK SC",
          ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --shell: 1240px;
  --gutter: clamp(16px, 4vw, 44px);
  --track: 72px;

  --shadow-hard: 6px 6px 0 rgba(5, 13, 22, 0.68);
  --shadow-hard-lg: 9px 9px 0 rgba(5, 13, 22, 0.72);
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ---------- 3. 基础与中文排版 ---------- */
body {
  background-color: var(--ink);
  background-image:
    radial-gradient(1100px 620px at 92% -12%, rgba(53, 224, 208, 0.10), transparent 62%),
    radial-gradient(900px 520px at -8% 18%, rgba(30, 52, 72, 0.72), transparent 66%);
  background-repeat: no-repeat;
  color: var(--paper);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(34px, 5.4vw, 68px); }
h2 { font-size: clamp(24px, 3.2vw, 38px); }
h3 { font-size: clamp(18px, 2vw, 22px); line-height: 1.35; }

p { max-width: 38em; }

a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 0;
}

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

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- 4. 布局容器 ---------- */
.shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section {
  padding-block: clamp(40px, 6vw, 84px);
}

.section--tight {
  padding-block: clamp(24px, 3.4vw, 44px);
}

.section--paper {
  background: var(--paper-soft);
  color: var(--ink);
}

.section--paper .eyebrow { color: #0E6F68; }
.section--paper .lead { color: #33475A; }

.grid {
  display: grid;
  gap: clamp(14px, 2vw, 24px);
}

.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--side { grid-template-columns: minmax(0, 7fr) minmax(0, 3fr); }

/* ---------- 5. 文本工具 ---------- */
.eyebrow {
  display: inline-block;
  margin: 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  line-height: 1.6;
  text-transform: uppercase;
  color: var(--cyan);
}

.vertical-note {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.3em;
  line-height: 1;
  color: rgba(167, 182, 194, 0.78);
  border-left: 1px solid var(--line-strong);
  padding-left: 8px;
  align-self: stretch;
}

.section--paper .vertical-note {
  color: #4A5F72;
  border-left-color: rgba(14, 111, 104, 0.45);
}

.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 18px;
  margin-bottom: clamp(18px, 2.6vw, 30px);
}

.section-head > h2,
.section-head > h1 {
  flex: 1 1 320px;
  min-width: 0;
}

.lead {
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.85;
  color: var(--haze);
  max-width: 36em;
}

.prose p {
  max-width: 36em;
  margin-bottom: 1.05em;
  color: inherit;
}

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

.prose h3 { margin: 1.6em 0 0.6em; }

/* ---------- 6. 按钮 / 标签 / 卡片 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 22px;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
  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);
}

.btn--primary {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--ink);
  box-shadow: 5px 5px 0 rgba(5, 13, 22, 0.8);
}

.btn--primary:hover {
  transform: translate(3px, 3px);
  box-shadow: 2px 2px 0 rgba(5, 13, 22, 0.8);
}

.btn--ghost {
  background: transparent;
  border-color: var(--cyan);
  color: var(--cyan);
}

.btn--ghost:hover {
  background: var(--mint);
  border-color: var(--mint);
  color: var(--ink);
}

.btn--ghost-dark {
  background: transparent;
  border-color: var(--ink);
  color: var(--ink);
}

.btn--ghost-dark:hover {
  background: var(--ink);
  color: var(--paper);
}

.card {
  position: relative;
  padding: clamp(18px, 2.4vw, 30px);
  background: var(--ink-2);
  border: 2px solid rgba(53, 224, 208, 0.22);
  color: var(--paper);
  box-shadow: var(--shadow-hard);
  transition: transform 0.2s var(--ease), border-color 0.2s var(--ease),
              box-shadow 0.2s var(--ease);
}

.card:hover {
  transform: translate(-2px, -2px);
  border-color: var(--cyan);
  box-shadow: var(--shadow-hard-lg);
}

.card--paper {
  background: #FFFFFF;
  border-color: var(--ink);
  color: var(--ink);
  box-shadow: 6px 6px 0 rgba(11, 27, 43, 0.18);
}

.card--paper:hover {
  border-color: #0E6F68;
  box-shadow: 8px 8px 0 rgba(11, 27, 43, 0.26);
}

.card h3 { margin-bottom: 10px; }
.card p { font-size: 14.5px; line-height: 1.8; color: var(--haze); max-width: 34em; }
.card--paper p { color: #3C4F62; }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 9px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  line-height: 1.5;
  color: var(--haze);
  background: rgba(30, 52, 72, 0.55);
  border: 1px solid var(--line-soft);
  white-space: nowrap;
}

.tag--cyan {
  color: var(--cyan);
  border-color: var(--line-strong);
  background: rgba(53, 224, 208, 0.10);
}

.tag--amber {
  color: var(--amber);
  border-color: rgba(245, 165, 36, 0.55);
  background: rgba(245, 165, 36, 0.10);
}

.tag--coral {
  color: var(--coral);
  border-color: rgba(232, 103, 90, 0.55);
  background: rgba(232, 103, 90, 0.10);
}

/* ---------- 7. 图片容器 ---------- */
.media-frame {
  position: relative;
  display: block;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background:
    linear-gradient(140deg, var(--ink-3) 0%, var(--ink-2) 55%, #08131F 100%);
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard);
}

.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.06);
  transition: transform 0.5s var(--ease);
}

.media-frame:hover img { transform: scale(1.03); }

.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(200deg, rgba(53, 224, 208, 0.16) 0%, rgba(11, 27, 43, 0) 58%);
}

.media-frame::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 46px;
  height: 3px;
  background: var(--cyan);
  z-index: 2;
}

.media-frame--wide { aspect-ratio: 21 / 9; }
.media-frame--tall { aspect-ratio: 3 / 4; }
.media-frame--square { aspect-ratio: 1 / 1; }

@media (max-width: 700px) {
  .media-frame--wide { aspect-ratio: 16 / 10; }
  .media-frame--tall { aspect-ratio: 4 / 5; }
}

/* ---------- 8. 面包屑 ---------- */
.breadcrumb {
  max-width: var(--shell);
  margin-inline: auto;
  padding: clamp(16px, 2.4vw, 26px) var(--gutter) 0;
}

.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  line-height: 1.6;
}

.breadcrumb-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--haze);
}

.breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  color: rgba(167, 182, 194, 0.45);
}

.breadcrumb-item a {
  color: var(--haze);
  text-decoration: none;
  border-bottom: 1px solid rgba(167, 182, 194, 0.34);
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.breadcrumb-item a:hover {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

.breadcrumb-item[aria-current="page"] {
  color: var(--cyan);
}

/* ---------- 9. 筛选 ---------- */
.filter-panel { position: relative; }

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 clamp(18px, 2.4vw, 26px);
}

.filter-btn {
  padding: 7px 14px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  line-height: 1.4;
  color: var(--haze);
  background: transparent;
  border: 1px solid rgba(167, 182, 194, 0.32);
  cursor: pointer;
  transition: color 0.16s var(--ease), background-color 0.16s var(--ease),
              border-color 0.16s var(--ease);
}

.filter-btn:hover {
  background: var(--mint);
  border-color: var(--mint);
  color: var(--ink);
}

.filter-btn[aria-pressed="true"] {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--ink);
  font-weight: 700;
}

.section--paper .filter-btn { color: #3C4F62; border-color: rgba(11, 27, 43, 0.28); }
.section--paper .filter-btn:hover { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.section--paper .filter-btn[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--amber); }

[data-filter-group] [data-filter-item][hidden] { display: none !important; }

/* ---------- 10. 显现 ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.2s var(--ease), transform 0.2s var(--ease);
  transition-delay: var(--reveal-delay, 0ms);
}

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

/* ---------- 11. 页头 ---------- */
.skip-link {
  position: absolute;
  left: 10px;
  top: -140px;
  z-index: 200;
  padding: 11px 18px;
  background: var(--amber);
  color: var(--ink);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
  border: 2px solid var(--ink);
  transition: top 0.2s var(--ease);
}

.skip-link:focus,
.skip-link:focus-visible {
  top: 10px;
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: var(--ink);
  color: var(--paper);
  border-top: 2px solid var(--cyan);
  box-shadow: 0 1px 0 rgba(167, 182, 194, 0.14);
}

.header-shell {
  display: flex;
  align-items: center;
  gap: clamp(12px, 2.2vw, 32px);
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
  min-height: 78px;
  transition: min-height 0.25s var(--ease);
}

.site-header[data-compact] .header-shell { min-height: 56px; }

/* 品牌 */
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
  text-decoration: none;
  color: var(--paper);
}

.brand-mark {
  font-family: var(--sans);
  font-size: clamp(17px, 1.55vw, 20px);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1;
  white-space: nowrap;
}

.brand-sub {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.3em;
  line-height: 1;
  color: var(--cyan);
  padding: 2px 0 2px 7px;
  border-left: 1px solid var(--line-strong);
  transition: opacity 0.2s var(--ease);
}

.brand:hover .brand-mark { color: var(--mint); }
.site-header[data-compact] .brand-sub { opacity: 0; }

/* 主导航 */
.site-nav {
  flex: 1 1 auto;
  display: flex;
  justify-content: center;
  min-width: 0;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: clamp(8px, 1.5vw, 24px);
  list-style: none;
}

.nav-item { display: block; }

.nav-item a {
  position: relative;
  display: inline-block;
  padding: 9px 2px;
  font-size: 14px;
  line-height: 1;
  letter-spacing: 0.04em;
  white-space: nowrap;
  text-decoration: none;
  color: var(--haze);
  transition: color 0.18s var(--ease);
}

.nav-item a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--cyan);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.2s var(--ease);
}

.nav-item a:hover { color: var(--paper); }
.nav-item a:hover::after { transform: scaleX(1); }

.nav-item a[aria-current="page"] { color: var(--cyan); font-weight: 700; }
.nav-item a[aria-current="page"]::after { transform: scaleX(1); }

/* 页头尾部 */
.header-tail {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
}

.version-tag {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  line-height: 1;
  color: var(--haze);
  border: 1px solid rgba(167, 182, 194, 0.28);
  padding: 4px 6px;
}

.float-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 15px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1;
  text-decoration: none;
  color: var(--amber);
  background: transparent;
  border: 2px solid var(--amber);
  box-shadow: 4px 4px 0 rgba(245, 165, 36, 0.18);
  transform: translate(-2px, -2px);
  transition: transform 0.18s var(--ease), box-shadow 0.18s var(--ease),
              background-color 0.18s var(--ease), color 0.18s var(--ease);
}

.float-tag:hover {
  transform: translate(4px, 4px);
  box-shadow: 0 0 0 rgba(245, 165, 36, 0);
  background: var(--amber);
  color: var(--ink);
}

/* 移动导航按钮 */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  padding: 9px 11px;
  color: var(--paper);
  background: transparent;
  border: 2px solid var(--cyan);
  font-size: 12px;
  letter-spacing: 0.12em;
  line-height: 1;
  cursor: pointer;
  transition: background-color 0.18s var(--ease), color 0.18s var(--ease);
}

.nav-toggle:hover { background: var(--mint); border-color: var(--mint); color: var(--ink); }

.nav-toggle-bars {
  position: relative;
  display: block;
  width: 16px;
  height: 2px;
  background: currentColor;
  transition: background-color 0.18s var(--ease);
}

.nav-toggle-bars::before,
.nav-toggle-bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 16px;
  height: 2px;
  background: currentColor;
  transition: transform 0.2s var(--ease);
}

.nav-toggle-bars::before { top: -5px; }
.nav-toggle-bars::after { top: 5px; }

.site-header[data-open] .nav-toggle-bars { background: transparent; }
.site-header[data-open] .nav-toggle-bars::before { transform: translateY(5px) rotate(45deg); }
.site-header[data-open] .nav-toggle-bars::after { transform: translateY(-5px) rotate(-45deg); }

/* 滚动进度 */
.scroll-meter {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: rgba(53, 224, 208, 0.12);
  pointer-events: none;
}

.scroll-meter-fill {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--cyan);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.1s linear;
}

/* ---------- 12. 页脚 ---------- */
.site-footer {
  position: relative;
  margin-top: clamp(24px, 4vw, 56px);
  background: var(--ink);
  color: var(--haze);
  border-top: 2px solid var(--cyan);
}

.site-footer::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: clamp(64px, 12vw, 180px);
  height: 2px;
  background: var(--amber);
}

.footer-shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding: clamp(34px, 4.6vw, 60px) var(--gutter) 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.35fr;
  gap: clamp(20px, 3vw, 46px);
  align-items: start;
}

.footer-col { min-width: 0; }

.footer-brand {
  font-size: clamp(20px, 2.1vw, 26px);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--paper);
  margin: 0 0 12px;
}

.footer-tagline {
  margin: 0 0 16px;
  max-width: 24ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--haze);
}

.footer-icp {
  margin: 0;
  max-width: none;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  line-height: 1.6;
  color: rgba(167, 182, 194, 0.68);
}

.footer-title {
  margin: 0 0 14px;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.22em;
  line-height: 1.6;
  color: var(--cyan);
}

.footer-list {
  display: grid;
  gap: 9px;
  list-style: none;
}

.footer-list a {
  display: inline-block;
  font-size: 14px;
  line-height: 1.6;
  color: var(--haze);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.footer-list a:hover {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

.footer-list--contact { gap: 12px; }

.footer-contact-line {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  font-size: 13.5px;
  line-height: 1.65;
}

.footer-contact-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: rgba(167, 182, 194, 0.6);
  white-space: nowrap;
}

.footer-contact-value {
  color: var(--paper);
  word-break: break-word;
}

.footer-hours {
  margin: 14px 0 0;
  max-width: 30ch;
  font-size: 12.5px;
  line-height: 1.75;
  color: rgba(167, 182, 194, 0.74);
}

.footer-cta {
  display: inline-block;
  margin-top: 14px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
  color: var(--amber);
  border-bottom: 2px solid var(--amber);
  padding-bottom: 2px;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.footer-cta:hover {
  color: var(--mint);
  border-bottom-color: var(--mint);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 26px;
  justify-content: space-between;
  align-items: center;
  margin-top: clamp(26px, 4vw, 48px);
  padding-block: 18px 24px;
  border-top: 1px solid rgba(167, 182, 194, 0.16);
}

.footer-note {
  margin: 0;
  max-width: none;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  line-height: 1.7;
  color: rgba(167, 182, 194, 0.66);
}

/* ---------- 13. 响应式 ---------- */
@media (max-width: 1080px) {
  .brand-sub { display: none; }
  .nav-item a { font-size: 13.5px; }
  .version-tag { display: none; }
}

@media (max-width: 960px) {
  .header-shell {
    flex-wrap: wrap;
    min-height: 64px;
    padding-right: var(--gutter);
  }

  .site-header[data-compact] .header-shell { min-height: 56px; }

  .nav-toggle { display: inline-flex; }

  .site-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    display: block;
    flex: none;
    max-height: 0;
    overflow: hidden;
    visibility: hidden;
    opacity: 0;
    background: var(--ink-2);
    border-bottom: 2px solid var(--cyan);
    box-shadow: 0 12px 0 rgba(5, 13, 22, 0.35);
    transition: max-height 0.3s var(--ease), opacity 0.2s var(--ease),
                visibility 0.3s var(--ease);
  }

  .site-header[data-open] .site-nav {
    max-height: 560px;
    visibility: visible;
    opacity: 1;
    overflow-y: auto;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 6px var(--gutter) 18px;
  }

  .nav-item a {
    display: block;
    padding: 14px 4px;
    font-size: 15px;
    border-bottom: 1px solid rgba(167, 182, 194, 0.14);
  }

  .nav-item a::after { display: none; }

  .nav-item a[aria-current="page"] {
    color: var(--cyan);
    box-shadow: inset 3px 0 0 var(--cyan);
    padding-left: 12px;
  }

  .header-tail { margin-left: auto; }

  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-col--brand { grid-column: 1 / -1; }
  .footer-tagline { max-width: 34ch; }

  .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 760px) {
  .grid--2,
  .grid--3,
  .grid--side { grid-template-columns: minmax(0, 1fr); }

  .footer-grid { grid-template-columns: minmax(0, 1fr); gap: 26px; }
  .footer-col--brand { grid-column: auto; }

  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 560px) {
  .brand-mark { font-size: 16px; }
  .float-tag { padding: 8px 11px; font-size: 12px; }
  .nav-toggle-text { display: none; }
  .header-tail { gap: 8px; }
  .footer-hours { max-width: none; }
}

/* ---------- 14. 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    transition-delay: 0ms !important;
  }

  [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }

  .media-frame:hover img { transform: none; }
  .card:hover { transform: none; }
}