/* ============================================================
   /assets/site.css — 共享外壳与基础组件
   夜间赛事指挥台 · 深墨绿 / 炭黑 / 青柠 / 琥珀 / 玫红
   ============================================================ */

:root {
  --ink-900: #061A14;
  --ink-950: #0B0F0E;
  --panel: #10231D;
  --line: #17352B;
  --line-soft: rgba(23, 53, 43, 0.8);
  --mint: #B6FF3B;
  --mint-dim: #C9FF6B;
  --amber: #FFB84D;
  --rose: #FF3D7F;
  --fog: #EAF2EC;
  --muted: #8CA69B;
  --link: #2ED3B7;
  --on-mint: #04140F;

  --font-display: "Archivo Narrow", "Barlow Condensed", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-mono: "IBM Plex Mono", "Roboto Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --font-serif: "Noto Serif SC", "Songti SC", Georgia, serif;

  --w: 1280px;
  --pad: clamp(1rem, 3vw, 2.5rem);
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
  --dur: 0.2s;
  --header-h: 74px;
}

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

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

body {
  margin: 0;
  background-color: var(--ink-900);
  background-image:
    radial-gradient(1100px 620px at 82% -12%, rgba(46, 211, 183, 0.09), transparent 65%),
    radial-gradient(760px 520px at 4% 6%, rgba(182, 255, 59, 0.06), transparent 62%);
  color: var(--fog);
  font-family: var(--font-body);
  font-size: clamp(15px, 0.35vw + 14.2px, 17px);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

ul,
ol {
  margin: 0;
  padding: 0;
}

p { margin: 0 0 1em; }

a {
  color: var(--link);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.22em;
}

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

h1, h2, h3, h4 {
  margin: 0 0 0.55em;
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: 0.01em;
  color: var(--fog);
}

h1 { font-size: clamp(2rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.55rem, 3.2vw, 2.35rem); }
h3 { font-size: clamp(1.12rem, 1.8vw, 1.4rem); }
h4 { font-size: 1rem; letter-spacing: 0.06em; }

::selection {
  background: var(--mint);
  color: var(--on-mint);
}

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

/* ---------- 容器与区块 ---------- */
.container {
  width: 100%;
  max-width: var(--w);
  margin-inline: auto;
  padding-inline: var(--pad);
}

.section { padding-block: clamp(2.5rem, 6vw, 4.5rem); }
.section--tight { padding-block: clamp(1.5rem, 4vw, 2.5rem); }

.eyebrow {
  margin: 0 0 0.8rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.85rem 1.35rem;
  border: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  color: var(--fog);
  font-family: var(--font-display);
  font-size: 0.94rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--dur) var(--ease),
              color var(--dur) var(--ease),
              border-color var(--dur) var(--ease),
              transform var(--dur) var(--ease);
}

.btn:hover { transform: translateY(-1px); color: var(--fog); }

.btn--primary {
  background: var(--mint);
  border-color: var(--mint);
  color: var(--on-mint);
  font-weight: 700;
}
.btn--primary:hover { background: var(--mint-dim); border-color: var(--mint-dim); color: var(--on-mint); }

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

.btn--amber {
  background: var(--amber);
  border-color: var(--amber);
  color: #1A0F00;
  font-weight: 700;
}
.btn--amber:hover { background: #ffc973; border-color: #ffc973; color: #1A0F00; }

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ---------- 面包屑 ---------- */
.breadcrumb {
  width: 100%;
  max-width: var(--w);
  margin-inline: auto;
  padding: 1.15rem var(--pad) 0;
}

.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.breadcrumb__item:not(:last-child)::after {
  content: "/";
  margin-left: 0.6rem;
  color: #2C5A4A;
}

.breadcrumb__item + .breadcrumb__item { margin-left: 0.6rem; }

.breadcrumb__link {
  color: var(--muted);
  text-decoration: none;
}
.breadcrumb__link:hover { color: var(--mint); }

.breadcrumb__current { color: var(--fog); }

/* ---------- 栅格与面板 ---------- */
.grid {
  display: grid;
  gap: clamp(1rem, 2.4vw, 1.75rem);
}
.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--asym { grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); }

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 0;
  padding: clamp(1rem, 2.5vw, 1.6rem);
}
.panel--flat { background: transparent; }
.panel--accent { border-left: 3px solid var(--mint); }

/* ---------- 正文 ---------- */
.prose { max-width: 68ch; }
.prose p { margin: 0 0 1em; }
.prose h2,
.prose h3 { margin: 1.7em 0 0.55em; }
.prose ul,
.prose ol { margin: 0 0 1em; padding-left: 1.25rem; }
.prose li { margin-bottom: 0.4em; }

/* ---------- 数据 ---------- */
.stat { display: grid; gap: 0.3rem; }

.stat__value {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 6vw, 3.6rem);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.02em;
  color: var(--mint);
  font-variant-numeric: tabular-nums;
}

.stat__label {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}

.stat--amber .stat__value { color: var(--amber); }
.stat--rose .stat__value { color: var(--rose); }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.22rem 0.55rem;
  border: 1px solid var(--line);
  border-radius: 0;
  background: rgba(23, 53, 43, 0.4);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}
.tag--mint { color: var(--mint); border-color: rgba(182, 255, 59, 0.45); }
.tag--amber { color: var(--amber); border-color: rgba(255, 184, 77, 0.45); }
.tag--rose { color: var(--rose); border-color: rgba(255, 61, 127, 0.5); }

.table-scroll {
  overflow-x: auto;
  border: 1px solid var(--line);
  background: rgba(16, 35, 29, 0.6);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.data-table th,
.data-table td {
  padding: 0.72rem 0.9rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.data-table th {
  background: rgba(23, 53, 43, 0.55);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
}

.data-table tbody tr:last-child td { border-bottom: 0; }

/* ---------- 图片容器（页面阶段填充占位） ---------- */
.media-frame {
  position: relative;
  display: block;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 0;
  background:
    linear-gradient(180deg, rgba(23, 53, 43, 0.9), rgba(11, 15, 14, 0.95));
  aspect-ratio: 16 / 10;
}
.media-frame--wide { aspect-ratio: 21 / 9; }
.media-frame--tall { aspect-ratio: 4 / 5; }
.media-frame--square { aspect-ratio: 1 / 1; }

.media-frame__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.86) contrast(1.06) brightness(0.92);
}

.media-frame__scan {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    repeating-linear-gradient(0deg, rgba(46, 211, 183, 0.09) 0 1px, transparent 1px 5px),
    repeating-linear-gradient(90deg, rgba(46, 211, 183, 0.06) 0 1px, transparent 1px 88px);
  mix-blend-mode: screen;
  opacity: 0.55;
}

.media-frame__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 0.7rem 0.9rem;
  background: linear-gradient(0deg, rgba(6, 26, 20, 0.95), rgba(6, 26, 20, 0));
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fog);
}

/* ---------- 分段标签页 ---------- */
.tabs { display: grid; gap: 1.1rem; }

.tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0;
  padding: 0 0 0.55rem;
  border-bottom: 1px solid var(--line);
  list-style: none;
}

.tab {
  border: 1px solid transparent;
  border-radius: 0;
  background: transparent;
  padding: 0.5rem 0.9rem;
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  cursor: pointer;
  transition: color var(--dur) var(--ease),
              background-color var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
}
.tab:hover { color: var(--fog); }
.tab[aria-selected="true"] {
  background: rgba(182, 255, 59, 0.1);
  border-color: rgba(182, 255, 59, 0.5);
  color: var(--mint);
}

.tabs__panel[hidden] { display: none; }
.tabs__panel { animation: tabFade 0.22s var(--ease) both; }

@keyframes tabFade {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: none; }
}

/* ---------- 显现 ---------- */
[data-reveal] {
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}
.reveal-ready [data-reveal]:not(.is-visible) {
  opacity: 0;
  transform: translateY(14px);
}

/* ============================================================
   头部
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: var(--ink-950);
  border-bottom: 1px solid var(--line);
}

.skip-link {
  position: absolute;
  top: -200px;
  left: 1rem;
  z-index: 120;
  padding: 0.7rem 1.1rem;
  background: var(--mint);
  color: var(--on-mint);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 0;
  transition: top var(--dur) var(--ease);
}
.skip-link:focus {
  top: 0.55rem;
  color: var(--on-mint);
}

/* 顶部数据条 */
.header-strip {
  background: linear-gradient(90deg, var(--ink-950), #0E1F19 55%, var(--ink-950));
  border-bottom: 1px solid var(--line);
}

.header-strip__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  max-width: var(--w);
  margin-inline: auto;
  padding: 0.4rem var(--pad);
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.header-strip__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  padding: 0.16rem 0.6rem;
  background: var(--mint);
  color: var(--on-mint);
  font-weight: 700;
  white-space: nowrap;
}

.header-strip__note {
  margin: 0;
  color: var(--rose);
  line-height: 1.35;
  text-align: right;
}

.pulse-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  animation: pulseDot 2.4s var(--ease) infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.3; transform: scale(0.72); }
}

/* 滚动进度 */
.header-progress {
  position: relative;
  height: 2px;
  overflow: hidden;
  background: rgba(23, 53, 43, 0.9);
}

.header-progress__bar {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--mint), var(--amber));
  transition: width 0.08s linear;
}

/* 主条 */
.header-bar {
  background: linear-gradient(180deg, rgba(16, 35, 29, 0.55), rgba(11, 15, 14, 0));
}

.header-bar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(1rem, 3vw, 2rem);
  width: 100%;
  max-width: var(--w);
  margin-inline: auto;
  padding: 0.55rem var(--pad);
  min-height: var(--header-h);
}

/* 品牌 */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  flex: 0 0 auto;
  color: var(--fog);
  text-decoration: none;
}
.brand:hover { color: var(--fog); }

.brand__code {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 52px;
  padding: 0.3rem 0.45rem;
  background: var(--mint);
  color: var(--on-mint);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  line-height: 1;
}

.brand__lockup {
  display: flex;
  flex-direction: column;
  gap: 0.18rem;
  line-height: 1;
}

.brand__name {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fog);
}

.brand__sub {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
}

/* 导航开关 */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 0.55rem;
  padding: 0.55rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  color: var(--fog);
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.nav-toggle:hover { border-color: var(--mint); color: var(--mint); }

.nav-toggle__bars {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  width: 16px;
}

.nav-toggle__line {
  display: block;
  height: 2px;
  background: currentColor;
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

.nav-toggle__label { line-height: 1; }

.site-header[data-open] .nav-toggle { border-color: var(--mint); color: var(--mint); }
.site-header[data-open] .nav-toggle__line:first-child { transform: translateY(3px) rotate(45deg); }
.site-header[data-open] .nav-toggle__line:last-child { transform: translateY(-3px) rotate(-45deg); }

/* 导航 */
.nav {
  display: flex;
  flex: 1 1 auto;
  align-items: center;
  justify-content: flex-end;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: clamp(0.35rem, 1.5vw, 1.4rem);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav__item { display: block; }

.nav__link {
  position: relative;
  display: inline-block;
  padding: 0.5rem 0.12rem;
  color: var(--fog);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--dur) var(--ease);
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0.12rem;
  height: 2px;
  background: var(--mint);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--dur) var(--ease);
}

.nav__link:hover { color: var(--mint); }
.nav__link:hover::after { transform: scaleX(1); }

.nav__link[aria-current="page"] { color: var(--mint); }
.nav__link[aria-current="page"]::after { transform: scaleX(1); }

.nav__link--cta {
  padding: 0.52rem 0.9rem;
  background: var(--mint);
  color: var(--on-mint);
  font-weight: 700;
  letter-spacing: 0.08em;
}
.nav__link--cta::after { display: none; }
.nav__link--cta:hover { background: var(--mint-dim); color: var(--on-mint); }

/* ---------- 头部响应式 ---------- */
@media (max-width: 1120px) {
  .nav-toggle { display: inline-flex; }

  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    background: var(--ink-900);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    max-height: calc(100vh - 110px);
    overflow-y: auto;
    box-shadow: 0 26px 44px rgba(0, 0, 0, 0.55);
  }

  .site-header[data-open] .nav { display: flex; }

  .nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    width: 100%;
    padding: 0.35rem 0 0.9rem;
  }

  .nav__item { border-bottom: 1px solid var(--line-soft); }

  .nav__link {
    display: block;
    padding: 0.9rem var(--pad);
    font-size: 1rem;
    letter-spacing: 0.06em;
  }
  .nav__link::after { display: none; }

  .nav__link[aria-current="page"] {
    background: rgba(182, 255, 59, 0.09);
    box-shadow: inset 3px 0 0 var(--mint);
  }

  .nav__item:last-child { border-bottom: 0; }

  .nav__link--cta {
    margin: 0.85rem var(--pad) 0;
    padding: 0.8rem 1rem;
    text-align: center;
  }
}

@media (max-width: 640px) {
  .header-strip__inner {
    font-size: 0.58rem;
    letter-spacing: 0.08em;
    gap: 0.5rem;
  }
  .header-strip__note {
    max-width: 54%;
    font-size: 0.58rem;
  }
  .header-bar__inner { min-height: 62px; padding-block: 0.45rem; }
  .brand__name { font-size: 1rem; letter-spacing: 0.1em; }
  .brand__sub { font-size: 0.54rem; letter-spacing: 0.16em; }
  .brand__code { min-width: 44px; font-size: 0.64rem; padding: 0.26rem 0.38rem; }
}

/* ============================================================
   页脚
   ============================================================ */
.site-footer {
  position: relative;
  overflow: hidden;
  background: var(--ink-950);
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.footer-top {
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(16, 35, 29, 0.92), rgba(11, 15, 14, 0)),
    repeating-linear-gradient(90deg, rgba(46, 211, 183, 0.07) 0 1px, transparent 1px 76px);
}

.footer-top__inner {
  width: 100%;
  max-width: var(--w);
  margin-inline: auto;
  padding: clamp(2rem, 5vw, 3.4rem) var(--pad) clamp(1.7rem, 4vw, 2.6rem);
}

.footer-mark {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.3rem, 8vw, 5rem);
  line-height: 0.88;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--fog);
}
.footer-mark span {
  color: var(--mint);
  margin-left: 0.12em;
}

.footer-lede {
  max-width: 58ch;
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.8;
  color: var(--muted);
}

.footer-main {
  display: grid;
  grid-template-columns: 1fr 1fr 1.25fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  width: 100%;
  max-width: var(--w);
  margin-inline: auto;
  padding: clamp(2rem, 4.5vw, 3rem) var(--pad);
}

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

.footer-col__title {
  margin: 0 0 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.64rem;
  font-weight: 500;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--mint);
}

.footer-list {
  display: grid;
  gap: 0.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-list a {
  color: var(--fog);
  font-size: 0.92rem;
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}
.footer-list a:hover { color: var(--mint); }

.footer-col__note {
  margin: 1rem 0 0;
  font-size: 0.8rem;
  line-height: 1.65;
  color: var(--muted);
  border-left: 2px solid var(--line);
  padding-left: 0.75rem;
}

.footer-contact {
  display: grid;
  gap: 0.85rem;
  font-size: 0.9rem;
}

.footer-contact__row {
  display: grid;
  gap: 0.15rem;
}

.footer-contact__label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}

.footer-contact__value {
  color: var(--fog);
  line-height: 1.5;
  word-break: break-word;
}

.footer-base {
  border-top: 1px solid var(--line);
  background: rgba(6, 26, 20, 0.72);
}

.footer-base__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
  width: 100%;
  max-width: var(--w);
  margin-inline: auto;
  padding: 1rem var(--pad) 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.footer-base__copy { margin: 0; }
.footer-base__note { margin: 0; color: var(--fog); }

@media (max-width: 900px) {
  .footer-main { grid-template-columns: 1fr 1fr; }
  .footer-col:last-child { grid-column: 1 / -1; }
}

@media (max-width: 620px) {
  .footer-main { grid-template-columns: 1fr; gap: 1.9rem; }
  .footer-col:last-child { grid-column: auto; }
  .footer-base__inner { font-size: 0.6rem; letter-spacing: 0.06em; }
}

/* ---------- 栅格响应式 ---------- */
@media (max-width: 860px) {
  .grid--2,
  .grid--3,
  .grid--asym { grid-template-columns: minmax(0, 1fr); }
}

/* ---------- 减少动态偏好 ---------- */
@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;
  }

  [data-reveal],
  .reveal-ready [data-reveal]:not(.is-visible) {
    opacity: 1 !important;
    transform: none !important;
  }

  .header-progress__bar { transition: none; }
}