/* =========================================================
   美博体育 / Beyond the Field — site.css
   共享外壳：reset · 设计令牌 · 头部 · 页脚 · 基础组件
   ========================================================= */

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

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

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

ul, ol { list-style: none; margin: 0; padding: 0; }

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

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

button { background: none; border: 0; padding: 0; cursor: pointer; }

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

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

main { display: block; }

[hidden] { display: none !important; }

#main-content { scroll-margin-top: 104px; }
:target { scroll-margin-top: 104px; }

/* ---------- 2. 设计令牌 ---------- */
:root {
  --ink-950: #101114;
  --ink-900: #0A1626;
  --ink-800: #14243A;
  --cyan: #38E1D4;
  --orange: #FF8A21;
  --stone: #8C97A5;
  --moss: #4F7059;
  --clay: #B56A4A;
  --cream: #F4EFE6;

  --line: rgba(140, 151, 165, .30);
  --line-strong: rgba(140, 151, 165, .55);
  --cyan-wash: rgba(56, 225, 212, .10);
  --orange-wash: rgba(255, 138, 33, .12);
  --cream-dim: rgba(244, 239, 230, .78);
  --cream-soft: rgba(244, 239, 230, .58);

  --font-display: "Barlow Condensed", "Oswald", "Noto Sans SC", "Source Han Sans SC", system-ui, sans-serif;
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", Georgia, "Times New Roman", serif;
  --font-body: "Noto Sans SC", "Source Han Sans SC", Inter, system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --shell: 1240px;
  --gutter: 20px;
  --header-h: 68px;

  --shadow-hard: 5px 5px 0 rgba(0, 0, 0, .45);
  --shadow-cyan: 5px 5px 0 rgba(56, 225, 212, .26);
  --shadow-warm: 5px 5px 0 rgba(255, 138, 33, .26);
  --ease: cubic-bezier(.2, .7, .3, 1);
}

@media (min-width: 768px) {
  :root { --gutter: 32px; --header-h: 76px; }
}

@media (min-width: 1120px) {
  :root { --gutter: 40px; }
}

/* ---------- 3. 页面基调与中文排版 ---------- */
body {
  min-height: 100vh;
  background-color: var(--ink-900);
  background-image:
    linear-gradient(rgba(56, 225, 212, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56, 225, 212, .035) 1px, transparent 1px);
  background-size: 72px 72px, 72px 72px;
  color: var(--cream);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.75;
  letter-spacing: .01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: .02em;
}

h1 { font-size: clamp(2.1rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2.2vw, 1.5rem); }

p { text-wrap: pretty; }

::selection { background: var(--cyan); color: #06171A; }

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 1px;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 200;
  transform: translateY(-180%);
  background: var(--cyan);
  color: #06171A;
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: .08em;
  padding: 10px 16px;
  border: 2px solid #06171A;
  box-shadow: 4px 4px 0 rgba(0, 0, 0, .5);
  transition: transform .15s var(--ease);
}
.skip-link:focus { transform: translateY(0); }

/* ---------- 4. 通用容器 ---------- */
.shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.shell--narrow { max-width: 920px; }
.shell--wide { max-width: 1440px; }

.main-offset { padding-top: calc(var(--header-h) + 28px); }

.section { padding-block: clamp(40px, 7vw, 80px); }

.section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 18px;
  border-bottom: 2px solid var(--line);
}

.section__title { letter-spacing: .03em; }

.section__note {
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.7;
  color: var(--cream-soft);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cyan);
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--clay);
}

.divider {
  height: 2px;
  border: 0;
  margin-block: clamp(24px, 4vw, 44px);
  background: var(--line);
}
.divider--dash {
  background: repeating-linear-gradient(90deg, var(--line) 0 8px, transparent 8px 16px);
}

/* ---------- 5. 头部 ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 80;
  background-image: linear-gradient(to bottom, rgba(10, 22, 38, .94), rgba(10, 22, 38, .70) 62%, rgba(10, 22, 38, 0));
  border-bottom: 1px solid transparent;
  transition: background-color .18s var(--ease), border-color .18s var(--ease);
}

.site-header[data-scrolled="true"] {
  background-image: none;
  background-color: var(--ink-950);
  border-bottom-color: var(--line-strong);
}

.site-header__inner {
  display: flex;
  align-items: center;
  gap: clamp(12px, 2vw, 24px);
  min-height: var(--header-h);
  padding-block: 10px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}

.brand__mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  background: var(--ink-800);
  color: var(--cyan);
  border: 2px solid var(--cyan);
  box-shadow: 3px 3px 0 var(--cyan);
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: .04em;
}

.brand__text { display: block; }

.brand__name {
  display: block;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: .08em;
}

.brand__tag {
  display: block;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--stone);
}

.brand--footer .brand__mark {
  border-color: var(--clay);
  box-shadow: 3px 3px 0 var(--clay);
  color: var(--clay);
}

.nav { margin-left: auto; }

.nav__list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav__link {
  display: block;
  padding: 9px 14px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: .08em;
  color: var(--cream-dim);
  transition: color .15s var(--ease), background-color .15s var(--ease), border-color .15s var(--ease);
}
.nav__link:hover { color: var(--cream); background: var(--cyan-wash); }
.nav__link[aria-current="page"] {
  color: var(--cyan);
  border-color: var(--cyan);
  background: var(--cyan-wash);
}

.nav__foot { display: none; }

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}

.nav-toggle {
  display: none;
  position: relative;
  margin-left: auto;
  width: 46px;
  height: 42px;
  flex: 0 0 auto;
  background: var(--ink-800);
  border: 2px solid var(--line-strong);
  box-shadow: 3px 3px 0 rgba(0, 0, 0, .5);
  transition: border-color .15s var(--ease);
}
.nav-toggle:hover { border-color: var(--cyan); }

.nav-toggle__bars {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 2px;
  margin-top: -1px;
  transform: translateX(-50%);
  background: var(--cream);
}
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 20px;
  height: 2px;
  background: var(--cream);
  transition: transform .15s var(--ease), top .15s var(--ease);
}
.nav-toggle__bars::before { top: -6px; }
.nav-toggle__bars::after { top: 6px; }

.site-header[data-open="true"] .nav-toggle__bars { background: transparent; }
.site-header[data-open="true"] .nav-toggle__bars::before { top: 0; transform: rotate(45deg); }
.site-header[data-open="true"] .nav-toggle__bars::after { top: 0; transform: rotate(-45deg); }

.scroll-meter {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--cyan), var(--orange));
  pointer-events: none;
}

@media (min-width: 1081px) and (max-width: 1180px) {
  .nav__link { padding: 8px 10px; font-size: 15px; }
  .brand__tag { display: none; }
}

@media (max-width: 1080px) {
  .header-actions { display: none; }

  .nav-toggle { display: block; }

  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    margin-left: 0;
    padding: 16px var(--gutter) 20px;
    background: var(--ink-950);
    border-top: 1px solid var(--line);
    border-bottom: 3px solid var(--cyan);
    box-shadow: 0 8px 0 rgba(0, 0, 0, .45);
  }

  .site-header[data-open="true"] .nav { display: block; }

  .nav__list {
    flex-wrap: nowrap;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 8px;
    scroll-snap-type: x proximity;
    -webkit-overflow-scrolling: touch;
  }
  .nav__item { flex: 0 0 auto; scroll-snap-align: start; }
  .nav__link {
    padding: 10px 16px;
    border: 2px solid var(--line-strong);
    border-radius: 999px;
    white-space: nowrap;
  }

  .nav__foot {
    display: flex;
    margin-top: 14px;
  }
  .nav__foot .btn { width: 100%; }
}

/* ---------- 6. 页脚 ---------- */
.site-footer {
  margin-top: clamp(48px, 8vw, 96px);
  background: var(--ink-950);
  border-top: 3px solid var(--cyan);
  color: var(--cream-dim);
  font-size: 15px;
}

.footer__grid {
  display: grid;
  gap: 32px;
  padding-block: clamp(36px, 5vw, 56px) clamp(24px, 3vw, 36px);
}

@media (min-width: 900px) {
  .footer__grid {
    grid-template-columns: minmax(0, .95fr) minmax(0, 1.6fr);
    gap: 48px;
  }
}

.footer__brand {
  display: grid;
  gap: 14px;
  align-content: start;
}

.footer__pitch {
  max-width: 34ch;
  font-family: var(--font-serif);
  font-size: 16px;
  line-height: 1.8;
  color: var(--cream);
}

.footer__meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--stone);
}

.footer__columns {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
}

.footer__col-title {
  margin-bottom: 12px;
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: .18em;
  color: var(--cyan);
}

.footer__links { display: grid; gap: 8px; }

.footer__link {
  display: inline-block;
  width: fit-content;
  padding-bottom: 1px;
  color: var(--cream-dim);
  border-bottom: 1px solid transparent;
  transition: color .15s var(--ease), border-color .15s var(--ease);
}
.footer__link:hover,
.footer__link:focus-visible {
  color: var(--cream);
  border-bottom-color: var(--clay);
}

.footer__contact {
  display: grid;
  gap: 1px;
  margin-bottom: 18px;
  background: var(--line);
  border: 1px solid var(--line);
}

@media (min-width: 768px) {
  .footer__contact { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

.footer__contact-item {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  background: var(--ink-950);
}

.footer__contact-label {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--stone);
}

.footer__contact-value {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--cream);
  word-break: break-word;
}

.footer__service {
  max-width: 78ch;
  padding-left: 14px;
  border-left: 3px solid var(--clay);
  font-size: 14px;
  line-height: 1.75;
  color: var(--cream-soft);
}

.footer__baseline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 24px;
  margin-top: 26px;
  padding-block: 18px 26px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--stone);
}

/* ---------- 7. 按钮与文字链 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border: 2px solid transparent;
  border-radius: 2px;
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: .08em;
  white-space: nowrap;
  transition: transform .15s var(--ease), box-shadow .15s var(--ease),
              background-color .15s var(--ease), color .15s var(--ease), border-color .15s var(--ease);
}

.btn--sm { padding: 8px 14px; font-size: 15px; }
.btn--block { width: 100%; }

.btn--primary {
  background: var(--orange);
  border-color: var(--orange);
  color: #1A0E02;
  box-shadow: 3px 3px 0 rgba(255, 138, 33, .30);
}
.btn--primary:hover,
.btn--primary:focus-visible {
  transform: translate(-1px, -2px);
  box-shadow: 5px 5px 0 rgba(255, 138, 33, .42);
}

.btn--ghost {
  background: transparent;
  border-color: var(--line-strong);
  color: var(--cream);
}
.btn--ghost:hover,
.btn--ghost:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translate(-1px, -2px);
  box-shadow: 3px 3px 0 rgba(56, 225, 212, .26);
}

.btn--cyan {
  background: transparent;
  border-color: var(--cyan);
  color: var(--cyan);
}
.btn--cyan:hover,
.btn--cyan:focus-visible {
  background: var(--cyan-wash);
  transform: translate(-1px, -2px);
  box-shadow: 3px 3px 0 rgba(56, 225, 212, .26);
}

.link-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
  font-family: var(--font-display);
  font-size: 15px;
  letter-spacing: .1em;
  color: var(--cyan);
  transition: border-color .15s var(--ease), color .15s var(--ease);
}
.link-more::after {
  content: "→";
  font-family: var(--font-mono);
  transition: transform .15s var(--ease);
}
.link-more:hover,
.link-more:focus-visible { border-bottom-color: var(--cyan); }
.link-more:hover::after { transform: translateX(3px); }

.action-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

/* ---------- 8. 网格与 Bento 分格 ---------- */
.grid { display: grid; gap: 16px; }
.grid--split { grid-template-columns: 1fr; }

@media (min-width: 768px) {
  .grid { gap: 18px; }
  .grid--bento { grid-template-columns: repeat(12, minmax(0, 1fr)); }
  .col-3 { grid-column: span 3; }
  .col-4 { grid-column: span 4; }
  .col-6 { grid-column: span 6; }
  .col-8 { grid-column: span 8; }
  .col-12 { grid-column: span 12; }
}

@media (min-width: 900px) {
  .grid--split { grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: 24px; }
}

/* ---------- 9. 记分卡面板 ---------- */
.panel {
  background: var(--ink-800);
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard);
  padding: clamp(16px, 2.4vw, 24px);
  transition: transform .15s var(--ease), box-shadow .15s var(--ease), border-color .15s var(--ease);
}

.panel--link:hover,
.panel--link:focus-within {
  transform: translate(-1px, -3px);
  box-shadow: 7px 7px 0 rgba(0, 0, 0, .5);
}

.panel--focus {
  border-color: var(--cyan);
  box-shadow: var(--shadow-cyan);
}

.panel--warm {
  border-color: rgba(255, 138, 33, .70);
  box-shadow: var(--shadow-warm);
}

.panel--flat {
  background: var(--ink-950);
  border-color: var(--line);
  box-shadow: none;
}

.panel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.panel__title { font-size: 1.15rem; letter-spacing: .04em; }

.panel__meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--stone);
}

.panel__body { font-size: 15.5px; line-height: 1.75; color: var(--cream-dim); }

.panel__foot {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

/* ---------- 10. 数据与状态 ---------- */
.stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 14px 16px;
  background: var(--ink-950);
  border-left: 3px solid var(--line-strong);
}

.stat__label {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--stone);
}

.stat__value {
  font-family: var(--font-mono);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  line-height: 1.05;
  letter-spacing: .02em;
  color: var(--cyan);
}

.stat__unit {
  margin-left: 4px;
  font-family: var(--font-mono);
  font-size: .75rem;
  color: var(--stone);
}

.stat__note { font-size: 13px; line-height: 1.6; color: var(--cream-soft); }

.stat--hot { border-left-color: var(--orange); }
.stat--hot .stat__value { color: var(--orange); }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 8px;
  border: 1px solid var(--line-strong);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--stone);
}
.tag--cyan { color: var(--cyan); border-color: rgba(56, 225, 212, .60); background: var(--cyan-wash); }
.tag--orange { color: var(--orange); border-color: rgba(255, 138, 33, .60); background: var(--orange-wash); }
.tag--moss { color: #9CC0A4; border-color: rgba(79, 112, 89, .80); background: rgba(79, 112, 89, .22); }
.tag--clay { color: #E0A184; border-color: rgba(181, 106, 74, .70); background: rgba(181, 106, 74, .18); }

.pill-row {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}
.pill-row > * { flex: 0 0 auto; scroll-snap-align: start; }

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(20, 36, 58, .60);
  font-family: var(--font-display);
  font-size: 15px;
  letter-spacing: .08em;
  color: var(--cream-dim);
  white-space: nowrap;
  transition: transform .15s var(--ease), border-color .15s var(--ease), color .15s var(--ease), background-color .15s var(--ease);
}
.pill:hover,
.pill:focus-visible {
  transform: translateY(-2px);
  border-color: var(--cyan);
  color: var(--cream);
}
.pill[aria-current="page"],
.pill[aria-current="true"] {
  border-color: var(--cyan);
  color: var(--cyan);
  background: var(--cyan-wash);
}

[data-anchor-nav] { display: flex; flex-wrap: wrap; gap: 4px; }

[data-anchor-nav] a {
  display: inline-block;
  padding: 6px 10px;
  border-left: 2px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--cream-soft);
  transition: color .15s var(--ease), border-color .15s var(--ease), background-color .15s var(--ease);
}
[data-anchor-nav] a:hover { color: var(--cream); border-left-color: var(--clay); }
[data-anchor-nav] a[aria-current="true"] {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: var(--cyan-wash);
}

/* ---------- 11. 图片容器基础规则 ---------- */
.media { margin: 0; }

.media__frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border: 2px solid var(--line);
  background: linear-gradient(155deg, #1B2E48 0%, #0A1626 62%, #101114 100%);
}

.media__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(16, 17, 20, 0) 44%, rgba(16, 17, 20, .74));
  pointer-events: none;
}

.media__img,
.media__ph {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media__ph {
  display: grid;
  place-items: center;
  padding: 16px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: rgba(140, 151, 165, .85);
}
.media__ph::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--clay) 55%, transparent);
}

.media__caption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--stone);
}

.media--wide .media__frame { aspect-ratio: 21 / 9; }
.media--tall .media__frame { aspect-ratio: 4 / 5; }
.media--square .media__frame { aspect-ratio: 1 / 1; }

@media (min-width: 768px) {
  .media--tall.md-ratio-3x4 .media__frame { aspect-ratio: 3 / 4; }
}

/* ---------- 12. 米白阅读区 ---------- */
.prose {
  max-width: 72ch;
  padding: clamp(22px, 4vw, 44px);
  background: var(--cream);
  color: #182231;
  border: 2px solid #DAD1C0;
  box-shadow: var(--shadow-hard);
  font-size: 17px;
  line-height: 1.8;
}

.prose > * + * { margin-top: 1em; }

.prose h2 {
  font-size: clamp(1.3rem, 2.6vw, 1.75rem);
  color: #0A1626;
}
.prose h3 {
  font-size: 1.15rem;
  color: #14243A;
}
.prose h2 + p,
.prose h3 + p { margin-top: .5em; }

.prose ul { display: grid; gap: .5em; }
.prose li { position: relative; padding-left: 1.2em; }
.prose li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 8px;
  height: 2px;
  background: var(--clay);
}

.prose a {
  color: #0A1626;
  border-bottom: 2px solid var(--clay);
  transition: color .15s var(--ease);
}
.prose a:hover { color: var(--clay); }

.prose strong { color: #0A1626; }

.prose blockquote {
  padding-left: 18px;
  border-left: 4px solid var(--clay);
  font-family: var(--font-serif);
  color: #3A4658;
}

/* ---------- 13. 面包屑 ---------- */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--stone);
}

.breadcrumbs__item { display: inline-flex; align-items: center; gap: 6px; }

.breadcrumbs__link {
  color: var(--cream-soft);
  border-bottom: 1px solid transparent;
  transition: color .15s var(--ease), border-color .15s var(--ease);
}
.breadcrumbs__link:hover { color: var(--cyan); border-bottom-color: var(--cyan); }

.breadcrumbs__sep { color: var(--clay); }

.breadcrumbs [aria-current="page"] { color: var(--cream); }

/* ---------- 14. 动效协议 ---------- */
.has-js [data-reveal] {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity .12s linear, transform .12s var(--ease);
}
.has-js [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- 15. 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

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

  .has-js [data-reveal] { opacity: 1; transform: none; }

  .site-header,
  .scroll-meter { transition: none; }

  .pill:hover,
  .btn:hover,
  .panel--link:hover { transform: none; }
}