/* =========================================================================
   完美体育安装 — 共享站点样式 /assets/site.css
   高原青蓝底 + 夜灯深墨分区 + 切角面板 + 比分牌刻度
   ========================================================================= */

/* ---------- 01. reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

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

ul, ol { list-style: none; }

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

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

table { border-collapse: collapse; width: 100%; }

hr {
  border: 0;
  height: 0;
}

/* ---------- 02. 设计变量 ---------- */
:root {
  --ink:        #071A26;
  --ink-2:      #0A2434;
  --ink-3:      #0D2E42;
  --lake:       #0B3C5D;
  --lake-2:     #0E4B72;
  --blue:       #1B6CA8;
  --paper:      #F2E9D8;
  --paper-2:    #E6DAC2;
  --orange:     #F47A1F;
  --orange-hi:  #FF9040;
  --lime:       #B7F34A;
  --snow:       #F7FBFF;
  --rock:       #5A7184;

  --line-light: rgba(247, 251, 255, .14);
  --line-light-2: rgba(247, 251, 255, .28);
  --line-dark:  rgba(7, 26, 38, .16);

  --font-sans:
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
    "Source Han Sans SC", "Noto Sans CJK SC",
    system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  --font-mono:
    ui-monospace, "SFMono-Regular", "Cascadia Mono", "Roboto Mono",
    "DejaVu Sans Mono", Consolas, monospace;

  --wrap: 1200px;
  --gutter: 24px;
  --h-header: 68px;

  --cut: 18px;
  --cut-sm: 10px;
}

/* ---------- 03. 基础排版 ---------- */
body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: .01em;
  color: var(--snow);
  background-color: var(--lake);
  background-image:
    radial-gradient(1100px 520px at 88% 0, rgba(27, 108, 168, .52), transparent 62%),
    linear-gradient(180deg, #0B3C5D 0%, #093A59 62%, #082E48 100%);
  background-repeat: no-repeat;
  background-size: 100% 1400px, 100% 100%;
  -webkit-font-smoothing: antialiased;
}

main { display: block; flex: 1 0 auto; }

h1, h2, h3, h4 {
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -.035em;
  color: var(--snow);
}

h1 { font-size: clamp(40px, 6.2vw, 84px); }
h2 { font-size: clamp(28px, 3.6vw, 40px); }
h3 { font-size: clamp(20px, 2.2vw, 26px); line-height: 1.24; }
h4 { font-size: 17px; letter-spacing: -.01em; }

p { color: rgba(247, 251, 255, .82); }

strong { font-weight: 800; color: var(--snow); }

a {
  transition: color .18s ease, border-color .18s ease, background-color .18s ease;
}

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

/* 等宽数字（比分、榜单、统计） */
.num,
[data-num] {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: -.02em;
}

/* 超大数字锚点 */
.figure {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(56px, 9vw, 148px);
  line-height: .86;
  letter-spacing: -.05em;
  color: var(--snow);
  display: block;
}

.figure--orange { color: var(--orange); }
.figure--lime { color: var(--lime); }
.figure--blue { color: #4FA3DE; }

/* ---------- 04. 布局工具 ---------- */
.wrap {
  width: 100%;
  max-width: calc(var(--wrap) + var(--gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.wrap--narrow { --wrap: 820px; }
.wrap--wide { --wrap: 1420px; }

.section { padding-block: clamp(56px, 8vw, 108px); }
.section--tight { padding-block: clamp(34px, 5vw, 60px); }

.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px 28px;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.section-kicker {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--lime);
  margin-bottom: 10px;
}

.section-title {
  font-size: clamp(28px, 3.6vw, 40px);
  letter-spacing: -.038em;
}

.rule {
  height: 2px;
  width: 100%;
  background: repeating-linear-gradient(
    90deg,
    rgba(247, 251, 255, .3) 0 14px,
    transparent 14px 26px
  );
}

.grid {
  display: grid;
  gap: clamp(14px, 1.8vw, 22px);
}

.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)); }

/* ---------- 05. 面板 / 标签 / 按钮 ---------- */
.panel {
  position: relative;
  background: var(--ink-2);
  border: 1px solid var(--line-light);
  padding: clamp(20px, 2.4vw, 30px);
  clip-path: polygon(
    0 0,
    calc(100% - var(--cut)) 0,
    100% var(--cut),
    100% 100%,
    var(--cut) 100%,
    0 calc(100% - var(--cut))
  );
}

.panel--paper {
  background: var(--paper);
  border-color: var(--line-dark);
  color: var(--ink);
}

.panel--paper h2,
.panel--paper h3,
.panel--paper h4,
.panel--paper strong { color: var(--ink); }

.panel--paper p { color: rgba(7, 26, 38, .82); }

.panel--flat { background: transparent; }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 26px;
  padding: 0 11px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  line-height: 1;
  color: var(--lime);
  border: 1px solid currentColor;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 7px 100%, 0 calc(100% - 7px));
  white-space: nowrap;
}

.tag--orange { color: var(--orange); }
.tag--snow { color: rgba(247, 251, 255, .76); }
.tag--ink { color: var(--ink); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 46px;
  padding: 0 24px;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: .01em;
  border: 1px solid transparent;
  clip-path: polygon(0 0, 100% 0, 100% 72%, 88% 100%, 0 100%);
  transition: background-color .18s ease, color .18s ease,
              border-color .18s ease, transform .18s ease;
}

.btn--primary { background: var(--orange); color: var(--ink); }
.btn--primary:hover { background: var(--orange-hi); transform: translateY(-2px); }

.btn--ghost { border-color: var(--line-light-2); color: var(--snow); }
.btn--ghost:hover { border-color: var(--lime); color: var(--lime); }

.btn--paper { background: var(--paper); color: var(--ink); }
.btn--paper:hover { background: var(--snow); transform: translateY(-2px); }

/* ---------- 06. 页头 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  color: var(--snow);
  background: linear-gradient(180deg, #071A26 0%, #072232 100%);
  border-bottom: 1px solid rgba(183, 243, 74, .16);
}

.site-header::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background: linear-gradient(90deg, var(--orange) 0%, rgba(244, 122, 31, 0) 26%);
  pointer-events: none;
}

.header-rail {
  width: 100%;
  max-width: calc(var(--wrap) + var(--gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--gutter);
  min-height: var(--h-header);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.scroll-progress {
  position: absolute;
  left: 0;
  bottom: 0;
  z-index: 3;
  height: 2px;
  width: 100%;
  background: var(--lime);
  transform: scaleX(0);
  transform-origin: left center;
  pointer-events: none;
}

/* 品牌 */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
  padding: 6px 0;
}

.brand-mark {
  display: grid;
  align-content: center;
  gap: 3px;
  width: 36px;
  height: 36px;
  padding: 7px 8px;
  background: linear-gradient(140deg, var(--blue), var(--lake));
  clip-path: polygon(0 0, 100% 0, 100% 70%, 74% 100%, 0 100%);
}

.brand-mark i {
  display: block;
  height: 3px;
  border-radius: 1px;
  background: var(--snow);
}

.brand-mark i:nth-child(2) { width: 70%; background: var(--lime); }
.brand-mark i:nth-child(3) { width: 44%; background: var(--orange); }

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.16;
}

.brand-name {
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--snow);
}

.brand-sub {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .14em;
  color: var(--rock);
}

/* 右侧容器 */
.header-end {
  display: flex;
  align-items: center;
  gap: 18px;
}

/* 状态条 */
.status-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 30px;
  padding: 0 13px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  line-height: 1;
  color: var(--lime);
  border: 1px solid rgba(183, 243, 74, .34);
  background: rgba(183, 243, 74, .06);
  clip-path: polygon(0 0, 100% 0, 100% 62%, 88% 100%, 0 100%);
  white-space: nowrap;
}

.status-chip::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lime);
  animation: chip-pulse 2.4s ease-out infinite;
}

@keyframes chip-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(183, 243, 74, .55); }
  70%  { box-shadow: 0 0 0 7px rgba(183, 243, 74, 0); }
  100% { box-shadow: 0 0 0 0 rgba(183, 243, 74, 0); }
}

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

.nav-list {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav-list a {
  position: relative;
  display: block;
  padding: 9px 13px;
  font-size: 15px;
  font-weight: 600;
  color: rgba(247, 251, 255, .76);
  white-space: nowrap;
}

.nav-list a::after {
  content: "";
  position: absolute;
  left: 13px;
  right: 13px;
  bottom: 3px;
  height: 2px;
  background: var(--lime);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .22s cubic-bezier(.2, .7, .3, 1);
}

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

.nav-list a[aria-current="page"] {
  color: var(--snow);
  background: rgba(27, 108, 168, .3);
}

.nav-list a[aria-current="page"]::after { transform: scaleX(1); }

.nav-cta {
  position: relative;
  margin-left: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 38px;
  padding: 0 18px;
  font-size: 15px;
  font-weight: 800;
  color: var(--ink);
  background: var(--orange);
  clip-path: polygon(0 0, 100% 0, 100% 70%, 84% 100%, 0 100%);
  white-space: nowrap;
}

.nav-cta::after {
  content: "↗";
  font-size: 13px;
  line-height: 1;
  transition: transform .18s ease;
}

.nav-cta:hover {
  background: var(--orange-hi);
  transform: translateY(-1px);
}

.nav-cta:hover::after { transform: translate(2px, -2px); }

/* 折叠按钮 */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 10px;
  height: 40px;
  padding: 0 15px;
  font-size: 14px;
  font-weight: 700;
  color: var(--snow);
  border: 1px solid var(--line-light-2);
  clip-path: polygon(0 0, 100% 0, 100% 68%, 86% 100%, 0 100%);
}

.nav-toggle:hover { border-color: var(--lime); color: var(--lime); }

.nav-toggle-bars {
  display: grid;
  gap: 4px;
  width: 18px;
}

.nav-toggle-bars i {
  display: block;
  height: 2px;
  background: var(--lime);
  transition: transform .2s ease, opacity .2s ease;
}

.nav-toggle-bars i:nth-child(2) { width: 70%; }

.nav-toggle[aria-expanded="true"] .nav-toggle-bars i:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bars i:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bars i:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.nav-toggle-label { line-height: 1; }

/* ---------- 07. 页脚 ---------- */
.site-footer {
  position: relative;
  margin-top: clamp(48px, 6vw, 92px);
  color: rgba(247, 251, 255, .78);
  background:
    linear-gradient(180deg, #071A26 0%, #061621 100%);
  border-top: 1px solid rgba(247, 251, 255, .1);
}

.site-footer::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: min(340px, 42%);
  height: 3px;
  background: linear-gradient(90deg, var(--orange), var(--lime));
}

.footer-frame {
  width: 100%;
  max-width: calc(var(--wrap) + var(--gutter) * 2);
  margin-inline: auto;
  padding: clamp(44px, 6vw, 74px) var(--gutter) clamp(30px, 4vw, 46px);
  display: grid;
  grid-template-columns: minmax(240px, .95fr) 2.1fr;
  gap: clamp(28px, 4vw, 64px);
}

.footer-brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -.025em;
  color: var(--snow);
}

.footer-brand-mark::before {
  content: "";
  flex: 0 0 auto;
  width: 24px;
  height: 24px;
  background:
    linear-gradient(var(--snow), var(--snow)) 4px 6px / 16px 3px no-repeat,
    linear-gradient(var(--lime), var(--lime)) 4px 11px / 11px 3px no-repeat,
    linear-gradient(var(--orange), var(--orange)) 4px 16px / 7px 3px no-repeat,
    linear-gradient(140deg, var(--blue), var(--lake));
  clip-path: polygon(0 0, 100% 0, 100% 70%, 72% 100%, 0 100%);
}

.footer-brand-mark:hover { color: var(--lime); }

.footer-summary {
  margin-top: 16px;
  max-width: 36ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(247, 251, 255, .6);
}

.footer-note {
  margin-top: 14px;
  padding-left: 12px;
  border-left: 2px solid var(--orange);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: .03em;
  color: var(--rock);
}

.footer-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(20px, 3vw, 42px);
}

.footer-col-title {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--lime);
  margin-bottom: 16px;
}

.footer-col-title::after {
  content: "";
  display: block;
  width: 26px;
  height: 2px;
  margin-top: 10px;
  background: rgba(183, 243, 74, .5);
}

.footer-links li + li { margin-top: 10px; }

.footer-links a {
  font-size: 14.5px;
  color: rgba(247, 251, 255, .72);
  border-bottom: 1px solid transparent;
}

.footer-links a:hover {
  color: var(--snow);
  border-bottom-color: var(--orange);
}

.footer-contact li {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.72;
  letter-spacing: .02em;
  color: rgba(247, 251, 255, .72);
  word-break: break-word;
}

.footer-contact li + li { margin-top: 10px; }

.footer-contact li:last-child {
  font-family: var(--font-sans);
  font-size: 14px;
  letter-spacing: 0;
  color: rgba(247, 251, 255, .6);
}

.footer-base {
  width: 100%;
  max-width: calc(var(--wrap) + var(--gutter) * 2);
  margin-inline: auto;
  padding: 18px var(--gutter) 30px;
  border-top: 1px solid rgba(247, 251, 255, .09);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 24px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--rock);
}

.footer-base p { color: inherit; font-size: inherit; }

/* ---------- 08. 图片容器基础规则 ---------- */
.media {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: linear-gradient(150deg, var(--lake-2), var(--ink));
  border: 1px solid var(--line-light);
  clip-path: polygon(
    0 0,
    100% 0,
    100% calc(100% - 20px),
    calc(100% - 20px) 100%,
    0 100%
  );
  isolation: isolate;
}

.media > img {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.media::before {
  content: "";
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  width: 38px;
  height: 3px;
  background: repeating-linear-gradient(
    90deg,
    var(--lime) 0 4px,
    transparent 4px 8px
  );
}

.media::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    180deg,
    rgba(7, 26, 38, 0) 42%,
    rgba(7, 26, 38, .74) 100%
  );
  pointer-events: none;
}

.media--21-9 { aspect-ratio: 21 / 9; }
.media--16-9 { aspect-ratio: 16 / 9; }
.media--4-3  { aspect-ratio: 4 / 3; }
.media--1-1  { aspect-ratio: 1 / 1; }
.media--3-4  { aspect-ratio: 3 / 4; }

.media-caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--rock);
}

/* ---------- 09. 面包屑 / 正文 ---------- */
.breadcrumb {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--rock);
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: rgba(90, 113, 132, .7);
}

.breadcrumb a {
  color: rgba(247, 251, 255, .72);
  border-bottom: 1px solid rgba(247, 251, 255, .22);
}

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

.prose { max-width: 68ch; }

.prose p {
  margin-bottom: 1.1em;
  font-size: 17px;
  line-height: 1.85;
  color: rgba(247, 251, 255, .82);
}

.prose h2 {
  margin: 1.7em 0 .55em;
  font-size: clamp(26px, 3vw, 34px);
}

.prose h3 { margin: 1.4em 0 .5em; }

.prose ul,
.prose ol { margin-bottom: 1.2em; }

.prose li {
  position: relative;
  padding-left: 20px;
  margin-bottom: .55em;
  font-size: 16.5px;
  line-height: 1.8;
  color: rgba(247, 251, 255, .82);
}

.prose li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .74em;
  width: 9px;
  height: 2px;
  background: var(--orange);
}

.prose blockquote {
  margin: 1.3em 0;
  padding: 4px 0 4px 18px;
  border-left: 3px solid var(--lime);
  color: rgba(247, 251, 255, .9);
}

.panel--paper .prose p,
.panel--paper .prose li { color: rgba(7, 26, 38, .84); }

.panel--paper .prose blockquote { color: var(--ink); }

/* 纸色区包裹：切换焦点环颜色 */
.on-paper { color: var(--ink); }

.on-paper h1,
.on-paper h2,
.on-paper h3,
.on-paper h4 { color: var(--ink); }

.on-paper p { color: rgba(7, 26, 38, .84); }

/* ---------- 10. 焦点与无障碍 ---------- */
:focus-visible {
  outline: 3px solid var(--lime);
  outline-offset: 3px;
}

.on-paper :focus-visible,
.panel--paper :focus-visible {
  outline-color: var(--orange);
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 200;
  padding: 12px 18px;
  font-size: 14px;
  font-weight: 800;
  color: var(--ink);
  background: var(--lime);
  clip-path: polygon(0 0, 100% 0, 100% 72%, 88% 100%, 0 100%);
  transform: translateY(-180%);
  transition: transform .2s ease;
}

.skip-link:focus,
.skip-link:focus-visible { transform: none; }

#main-content { scroll-margin-top: 92px; }

/* ---------- 11. 响应式 ---------- */
@media (max-width: 1180px) {
  .status-chip { display: none; }
}

@media (max-width: 1060px) {
  .nav-toggle { display: inline-flex; }

  .header-end { gap: 10px; }

  .primary-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    z-index: 95;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px var(--gutter) 22px;
    background: linear-gradient(180deg, #071A26 0%, #0B3C5D 100%);
    border-top: 1px solid rgba(247, 251, 255, .12);
    max-height: calc(100vh - var(--h-header));
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity .2s ease, transform .2s ease, visibility .2s ease;
  }

  .primary-nav[data-open] {
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .nav-list li + li { border-top: 1px dashed rgba(247, 251, 255, .1); }

  .nav-list a {
    padding: 14px 4px;
    font-size: 16px;
  }

  .nav-list a::after {
    left: 4px;
    right: auto;
    width: 24px;
    bottom: 8px;
  }

  .nav-list a:hover::after,
  .nav-list a[aria-current="page"]::after { transform: scaleX(1); }

  .nav-list a[aria-current="page"] {
    background: transparent;
    color: var(--lime);
  }

  .nav-cta {
    margin: 18px 0 0;
    align-self: flex-start;
    height: 44px;
    padding: 0 22px;
  }
}

@media (max-width: 980px) {
  .grid--3,
  .grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 880px) {
  .footer-frame { grid-template-columns: minmax(0, 1fr); }
  .footer-columns { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  :root { --gutter: 18px; --h-header: 62px; }

  body { font-size: 15.5px; }

  .grid--2,
  .grid--3,
  .grid--4 { grid-template-columns: minmax(0, 1fr); }

  .brand-mark { width: 32px; height: 32px; padding: 6px 7px; }
  .brand-name { font-size: 17px; }
  .brand-sub { display: none; }

  .nav-toggle-label { display: none; }

  .footer-columns { grid-template-columns: minmax(0, 1fr); }
  .footer-base { justify-content: flex-start; }
  .prose p { font-size: 16px; }
}

/* ---------- 12. 降低动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }

  .status-chip::before { animation: none; }
  .nav-cta:hover,
  .btn:hover { transform: none; }
}