/* ==========================================================================
   金年会电子游 · 共享样式表 /assets/site.css
   深空蓝夜间赛场 + 竞技橙脉冲 + 荧光绿数据高亮
   ========================================================================== */

/* ---------- 1. 变量 ---------- */
:root {
  --ink-900: #0B1220;
  --ink-800: #131C2E;
  --ink-700: #101A2C;
  --line: #1E2A44;
  --line-soft: #16203A;

  --orange: #FF6A1F;
  --green: #57F2A4;
  --violet: #7A2BFF;
  --rose: #FF2D78;
  --amber: #FFC24B;
  --ice: #EAF1FF;
  --mist: #8FA0BF;
  --cream: #F5EFE2;
  --brown: #1A1512;

  --fg: var(--ice);
  --fg-muted: var(--mist);

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

  --radius: 3px;
  --shell-max: 1320px;
  --gutter: clamp(16px, 4vw, 40px);
  --header-h: 0px;
}

/* ---------- 2. 重置 ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 24px;
}
body {
  min-height: 100%;
  background: var(--ink-900);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.75;
  letter-spacing: .01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(920px 520px at 78% -12%, rgba(255, 106, 31, .10), transparent 62%),
    radial-gradient(720px 480px at 4% 6%, rgba(122, 43, 255, .12), transparent 68%),
    linear-gradient(180deg, #0B1220 0%, #090F1B 100%);
}
img, svg, video { display: block; max-width: 100%; }
ul, ol { list-style-position: outside; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { background: none; border: 0; }
table { border-collapse: collapse; width: 100%; }
hr { border: 0; border-top: 1px solid var(--line); }

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

/* ---------- 3. 中文排版 ---------- */
h1, h2, h3, h4, h5 {
  font-weight: 900;
  line-height: 1.22;
  letter-spacing: .02em;
  color: var(--fg);
  text-wrap: balance;
}
h1 { font-size: clamp(32px, 5.6vw, 62px); }
h2 { font-size: clamp(26px, 3.6vw, 40px); }
h3 { font-size: clamp(20px, 2.4vw, 26px); }
p { text-wrap: pretty; }
strong { font-weight: 700; }
code, kbd, samp { font-family: var(--font-mono); font-size: .92em; }
::selection { background: rgba(255, 106, 31, .32); color: #fff; }

/* ---------- 4. 无障碍工具 ---------- */
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}
.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 200;
  padding: 10px 18px;
  background: var(--green);
  color: #06210F;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .04em;
  border-radius: var(--radius);
  transform: translateY(-180%);
  transition: transform 160ms ease;
}
.skip-link:focus { transform: translateY(0); }

/* ---------- 5. 布局容器与栅格 ---------- */
.shell {
  width: 100%;
  max-width: var(--shell-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.shell--narrow { max-width: 880px; }

.grid {
  display: grid;
  gap: clamp(16px, 2.4vw, 28px);
}
.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 1024px) {
  .grid--3, .grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 720px) {
  .grid--2, .grid--3, .grid--4 { grid-template-columns: minmax(0, 1fr); }
}

/* ---------- 6. 标题组与正文 ---------- */
.section-head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(20px, 3vw, 34px);
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--orange);
}
.eyebrow::before {
  content: "";
  display: inline-block;
  width: 24px;
  height: 1px;
  background: currentColor;
}
.section-title {
  font-size: clamp(26px, 3.6vw, 40px);
  font-weight: 900;
  line-height: 1.2;
  color: var(--fg);
}
.section-sub {
  max-width: 62ch;
  color: var(--fg-muted);
  font-size: 16px;
  line-height: 1.8;
}
.prose {
  max-width: 72ch;
  font-size: 17px;
  line-height: 1.85;
}
.prose p { margin-bottom: 1.1em; color: var(--fg-muted); }
.prose p:last-child { margin-bottom: 0; }
.prose h2, .prose h3 { margin: 1.6em 0 .6em; color: var(--fg); }
.prose ul, .prose ol { margin: 0 0 1.1em 1.2em; color: var(--fg-muted); }
.prose li { margin-bottom: .4em; }
.prose a { color: var(--orange); border-bottom: 1px solid rgba(255, 106, 31, .4); }
.prose a:hover { border-bottom-color: var(--orange); }

/* ---------- 7. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 22px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .06em;
  line-height: 1.2;
  cursor: pointer;
  transition: background-color 150ms ease, color 150ms ease, border-color 150ms ease, transform 150ms ease;
}
.btn--primary { background: var(--orange); color: #180A00; }
.btn--primary:hover { background: var(--amber); transform: translateY(-1px); }
.btn--ghost {
  background: rgba(234, 241, 255, .03);
  border-color: var(--line);
  color: var(--ice);
}
.btn--ghost:hover { border-color: var(--green); color: var(--green); }
.btn--quiet { color: var(--fg-muted); padding-inline: 12px; }
.btn--quiet:hover { color: var(--ice); background: rgba(234, 241, 255, .06); }
.btn:active { transform: translateY(0); }
.btn[aria-disabled="true"], .btn:disabled { opacity: .45; cursor: not-allowed; }

/* ---------- 8. 面包屑 ---------- */
.breadcrumb {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--fg-muted);
}
.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.breadcrumb li { display: inline-flex; align-items: center; gap: 8px; }
.breadcrumb li + li::before { content: "/"; color: #46567A; }
.breadcrumb a:hover { color: var(--orange); }
.breadcrumb [aria-current="page"] { color: var(--fg); }

/* ---------- 9. 卡片 / 数据 / 标签 ---------- */
.card {
  position: relative;
  padding: clamp(18px, 2.4vw, 26px);
  background: linear-gradient(180deg, var(--ink-800), #101828);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 1px 0 rgba(0, 0, 0, .3), 0 12px 32px -20px rgba(0, 0, 0, .9);
  transition: border-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}
.card:hover {
  border-color: var(--orange);
  transform: translateY(-2px);
  box-shadow: 0 16px 38px -20px rgba(255, 106, 31, .38);
}
.card--flat:hover { transform: none; border-color: var(--line); box-shadow: none; }

.data-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -.01em;
  color: var(--fg);
  line-height: 1;
}
.data-num--xl { font-size: clamp(44px, 7vw, 88px); }
.data-num--lg { font-size: clamp(30px, 4vw, 48px); }
.data-num--accent { color: var(--orange); }
.data-num--live { color: var(--green); }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: rgba(143, 160, 191, .06);
  color: var(--fg-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  line-height: 1.6;
  white-space: nowrap;
}
.tag--live {
  color: var(--green);
  border-color: rgba(87, 242, 164, .38);
  background: rgba(87, 242, 164, .08);
}
.tag--alert {
  color: #FFE3EE;
  border-color: transparent;
  background: linear-gradient(100deg, var(--violet), var(--rose));
}
.tag--amber {
  color: #2A1A00;
  border-color: transparent;
  background: var(--amber);
}

/* ---------- 10. 图片容器 ---------- */
.media {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(150deg, #14203A, #0B1220 72%);
  aspect-ratio: 16 / 9;
}
.media > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.media--hero { aspect-ratio: 21 / 9; }
.media--wide { aspect-ratio: 16 / 9; }
.media--square { aspect-ratio: 1 / 1; }
.media--portrait { aspect-ratio: 3 / 4; }
.media--veil::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(11, 18, 32, .12) 0%, rgba(11, 18, 32, .80) 100%);
}
.media__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
  padding: 14px 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--ice);
}
.media__tag {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 1;
}

/* ---------- 11. 面板 ---------- */
.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-700);
  overflow: hidden;
}
.panel__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--fg-muted);
}
.panel__body { padding: 16px 18px; }

/* ---------- 12. 浅色出版区 ---------- */
.surface--light {
  --fg: var(--brown);
  --fg-muted: #6F655A;
  --line: #DFD5C2;
  background: var(--cream);
  color: var(--fg);
}
.surface--light .section-sub,
.surface--light .prose p { color: var(--fg-muted); }
.surface--light .card {
  background: #FFFBF2;
  box-shadow: 0 1px 0 rgba(26, 21, 18, .06), 0 14px 30px -24px rgba(26, 21, 18, .5);
}
.surface--light .card:hover { border-color: var(--orange); }
.surface--light .tag {
  background: rgba(26, 21, 18, .05);
  color: var(--fg-muted);
}
.surface--light .tag--live { color: #0A6B44; border-color: rgba(10, 107, 68, .3); background: rgba(87, 242, 164, .18); }
.surface--light .panel { background: #FFFBF2; }

/* ---------- 13. 页头 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: rgba(11, 18, 32, .93);
  border-bottom: 1px solid var(--line);
  -webkit-backdrop-filter: blur(12px) saturate(130%);
  backdrop-filter: blur(12px) saturate(130%);
}

.status-band {
  background: #0E1727;
  border-bottom: 1px solid var(--line-soft);
}
.status-band__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 6px 22px;
  max-width: var(--shell-max);
  margin-inline: auto;
  padding: 9px var(--gutter);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--mist);
}
.status-band__live {
  display: flex;
  align-items: center;
  gap: 9px;
  min-width: 0;
}
.status-band__text { min-width: 0; }
.status-band__utility {
  display: flex;
  align-items: center;
  gap: 20px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.status-band__utility a {
  color: var(--mist);
  border-bottom: 1px solid transparent;
  transition: color 140ms ease, border-color 140ms ease;
}
.status-band__utility a:hover,
.status-band__utility a:focus-visible {
  color: var(--green);
  border-bottom-color: var(--green);
}

.pulse-dot {
  flex: none;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 0 rgba(87, 242, 164, .55);
  animation: pulse-ring 1.6s ease-out infinite;
}
.pulse-dot--amber {
  background: var(--amber);
  box-shadow: 0 0 0 0 rgba(255, 194, 75, .5);
  animation-name: pulse-ring-amber;
}
@keyframes pulse-ring {
  0%   { box-shadow: 0 0 0 0 rgba(87, 242, 164, .55); }
  70%  { box-shadow: 0 0 0 9px rgba(87, 242, 164, 0); }
  100% { box-shadow: 0 0 0 0 rgba(87, 242, 164, 0); }
}
@keyframes pulse-ring-amber {
  0%   { box-shadow: 0 0 0 0 rgba(255, 194, 75, .5); }
  70%  { box-shadow: 0 0 0 9px rgba(255, 194, 75, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 194, 75, 0); }
}

.masthead {
  padding: clamp(20px, 3.2vw, 34px) var(--gutter) clamp(14px, 2.4vw, 22px);
  text-align: center;
}
.masthead__inner {
  display: grid;
  justify-items: center;
  gap: 6px;
  max-width: var(--shell-max);
  margin-inline: auto;
}
.masthead__descriptor {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .34em;
  text-transform: uppercase;
  color: var(--mist);
}
.masthead__brand {
  position: relative;
  display: inline-block;
  padding-inline: .14em;
  font-size: clamp(30px, 5.4vw, 54px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: .16em;
  color: var(--ice);
  transition: color 160ms ease;
}
.masthead__brand::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -9px;
  width: 46px;
  height: 2px;
  background: linear-gradient(90deg, var(--orange), var(--rose));
  transform: translateX(-50%);
  transition: width 200ms ease;
}
.masthead__brand:hover { color: #fff; }
.masthead__brand:hover::after { width: 88px; }
.masthead__brand:focus-visible::after { width: 88px; }
.masthead__keywords {
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .24em;
  color: rgba(143, 160, 191, .74);
}

.nav-bar {
  position: relative;
  border-top: 1px solid var(--line);
}
.nav-bar__inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  max-width: var(--shell-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.primary-nav__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.primary-nav__list a {
  position: relative;
  display: block;
  padding: 15px 18px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: .1em;
  color: var(--mist);
  border-bottom: 2px solid transparent;
  transition: color 140ms ease, border-color 140ms ease, background-color 140ms ease;
}
.primary-nav__list a:hover {
  color: var(--ice);
  background: rgba(255, 106, 31, .07);
  border-bottom-color: var(--orange);
}
.primary-nav__list a[aria-current="page"] {
  color: var(--orange);
  border-bottom-color: var(--orange);
  background: linear-gradient(180deg, rgba(255, 106, 31, 0), rgba(255, 106, 31, .13));
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ice);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  cursor: pointer;
  transition: color 140ms ease, border-color 140ms ease;
}
.nav-toggle:hover { color: var(--orange); border-color: var(--orange); }
.nav-toggle__bars {
  position: relative;
  display: block;
  width: 16px;
  height: 2px;
  background: currentColor;
}
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 16px;
  height: 2px;
  background: currentColor;
}
.nav-toggle__bars::before { top: -5px; }
.nav-toggle__bars::after { top: 5px; }

/* ---------- 14. 页脚 ---------- */
.site-footer {
  margin-top: clamp(48px, 8vw, 96px);
  background: #090F1B;
  border-top: 1px solid var(--line);
}
.footer-band {
  background: #0D1524;
  border-bottom: 1px solid var(--line-soft);
}
.footer-band__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 26px;
  max-width: var(--shell-max);
  margin-inline: auto;
  padding: 11px var(--gutter);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--mist);
}
.footer-band__item {
  display: flex;
  align-items: center;
  gap: 9px;
  min-width: 0;
}

.footer-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr);
  gap: clamp(32px, 5vw, 68px);
  max-width: var(--shell-max);
  margin-inline: auto;
  padding: clamp(40px, 6vw, 68px) var(--gutter) clamp(28px, 4vw, 46px);
}
.footer-brand__mark {
  display: inline-block;
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 900;
  letter-spacing: .14em;
  color: var(--ice);
  transition: color 160ms ease;
}
.footer-brand__mark:hover { color: var(--orange); }
.footer-brand__line {
  max-width: 34ch;
  margin-top: 14px;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.8;
}
.to-top {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-top: 22px;
  padding: 9px 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  cursor: pointer;
  transition: color 140ms ease, border-color 140ms ease, background-color 140ms ease;
}
.to-top::before { content: "↑"; font-size: 13px; line-height: 1; }
.to-top:hover {
  color: var(--orange);
  border-color: var(--orange);
  background: rgba(255, 106, 31, .07);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(20px, 3vw, 36px);
}
.footer-col { min-width: 0; }
.footer-col__title {
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--ice);
}
.footer-col__list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.footer-col__list a {
  display: inline-block;
  font-size: 15px;
  color: var(--mist);
  transition: color 140ms ease, transform 140ms ease;
}
.footer-col__list a:hover {
  color: var(--ice);
  transform: translateX(3px);
}
.footer-col__list a[aria-current="page"] { color: var(--orange); }

.footer-contact { border-top: 1px solid var(--line-soft); }
.footer-contact__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 34px;
  max-width: var(--shell-max);
  margin-inline: auto;
  padding: 20px var(--gutter);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--mist);
}
.footer-contact__item { display: flex; gap: 10px; min-width: 0; }
.footer-contact__item span {
  flex: none;
  color: rgba(143, 160, 191, .6);
  letter-spacing: .12em;
}

.footer-legal {
  background: #080D17;
  border-top: 1px solid var(--line-soft);
}
.footer-legal__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 28px;
  max-width: var(--shell-max);
  margin-inline: auto;
  padding: 16px var(--gutter) 30px;
  font-size: 12px;
  letter-spacing: .04em;
  color: #6B7A96;
}

/* ---------- 15. 显现动效 ---------- */
html.js [data-reveal] {
  opacity: 0;
  transform: translateY(8px);
}
html.js [data-reveal].is-in {
  opacity: 1;
  transform: none;
  transition: opacity 180ms ease, transform 180ms ease;
}

/* ---------- 16. 响应式 ---------- */
@media (max-width: 1024px) {
  .footer-body { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 900px) {
  .status-band__inner { font-size: 11px; letter-spacing: .04em; }
  .status-band__utility { gap: 16px; }
  .masthead { padding-top: 18px; }
  .masthead__brand { letter-spacing: .12em; }
  .masthead__keywords { margin-top: 14px; letter-spacing: .18em; }

  .nav-bar__inner {
    justify-content: flex-end;
    padding-block: 9px;
  }
  .nav-toggle { display: inline-flex; }
  .primary-nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    z-index: 5;
    padding: 10px var(--gutter) 18px;
    background: #101A2C;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 26px 52px rgba(0, 0, 0, .58);
  }
  .site-header[data-open] .primary-nav { display: block; }
  .primary-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }
  .primary-nav__list a {
    padding: 14px 10px;
    border-bottom: 1px solid var(--line-soft);
    border-left: 3px solid transparent;
  }
  .primary-nav__list a:hover,
  .primary-nav__list a[aria-current="page"] {
    border-bottom-color: var(--line-soft);
    border-left-color: var(--orange);
    background: rgba(255, 106, 31, .09);
  }
  .primary-nav__list li:last-child a { border-bottom-color: transparent; }
}

@media (max-width: 680px) {
  .status-band__utility { width: 100%; justify-content: flex-start; }
  .footer-links { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-contact__inner { font-size: 12px; }
  .footer-legal__inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 440px) {
  .footer-links { grid-template-columns: minmax(0, 1fr); }
}

/* ---------- 17. 降低动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  html.js [data-reveal] { opacity: 1; transform: none; }
}

/* ---------- 18. 打印 ---------- */
@media print {
  body::before,
  .status-band,
  .nav-bar,
  .to-top { display: none !important; }
  body { background: #fff; color: #1A1512; }
}