/* ==========================================================================
   环亚赛事 · 共享样式表  /assets/site.css
   夜间球场灯光 × 转播数据面板：近单色底 + 荧光青/琥珀金数据高亮
   ========================================================================== */

/* ---------- 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, ul, ol, dl, dd, figure, blockquote { margin: 0; }

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

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; text-decoration: none; }

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

/* ---------- 2. 变量 ---------- */
:root {
  --ink: #05130F;
  --ink-2: #0A1B2E;
  --panel: #0E2620;
  --line: #1B4038;
  --line-2: #26584C;
  --muted: #93A9A1;
  --text: #E9F1ED;
  --cyan: #3EF2CE;
  --amber: #F2B23C;
  --tag-judge: #57C8F0;
  --tag-coach: #A78BFA;

  --rail-w: 16.5rem;
  --page-max: 68rem;
  --gap: 1.25rem;
  --shadow: 6px 6px 0 0 #02100C;
  --shadow-sm: 3px 3px 0 0 #02100C;
  --ease: cubic-bezier(.2, .7, .3, 1);

  --font-display: "Barlow Condensed", "Oswald", "Noto Sans SC", "PingFang SC", sans-serif;
  --font-body: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", system-ui, -apple-system, sans-serif;
  --font-data: "JetBrains Mono", "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

/* ---------- 3. 基础排版 ---------- */
body {
  margin: 0;
  min-height: 100vh;
  background-color: var(--ink);
  background-image:
    radial-gradient(120% 70% at 86% -18%, rgba(62, 242, 206, .07), transparent 62%),
    radial-gradient(90% 65% at -10% 108%, rgba(10, 27, 46, .95), transparent 72%);
  background-attachment: fixed;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.75;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -.02em;
  text-wrap: balance;
}

h1 {
  font-size: clamp(2.6rem, 7vw, 5.4rem);
  letter-spacing: -.04em;
  text-transform: uppercase;
  margin-bottom: .5em;
}

h2 { font-size: clamp(1.5rem, 2.4vw, 2.4rem); margin-bottom: .6em; }
h3 { font-size: clamp(1.15rem, 1.7vw, 1.5rem); margin-bottom: .6em; }
h4 { font-size: 1.0625rem; letter-spacing: .01em; margin-bottom: .5em; }

p { margin-bottom: 1.2em; }
p:last-child { margin-bottom: 0; }

strong { color: var(--text); font-weight: 700; }
small { font-size: .8125rem; }

::selection { background: var(--cyan); color: #04140F; }

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

main { display: block; }

[id] { scroll-margin-top: 5.5rem; }

/* ---------- 4. 布局工具 ---------- */
.wrap {
  width: min(100% - 2.5rem, var(--page-max));
  margin-inline: auto;
}

.section { padding: clamp(2.75rem, 7vh, 5.5rem) 0; }

.section-head { margin-bottom: clamp(1.5rem, 3vw, 2.5rem); }

.band {
  background: var(--ink-2);
  border-top: 3px solid var(--line);
  border-bottom: 3px solid var(--line);
  padding: clamp(2.25rem, 6vh, 4.25rem) 0;
}

.band--panel { background: var(--panel); }

.divider {
  height: 0;
  border: 0;
  border-top: 2px solid var(--line);
  margin: 2.5rem 0;
}

.divider--diag {
  height: 2px;
  border: 0;
  background: linear-gradient(90deg, var(--line-2), transparent 75%);
  transform: rotate(-1.5deg);
  transform-origin: left center;
  margin: 2.5rem 0;
}

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

.prose { max-width: 36em; }
.prose p { max-width: 36em; }

/* ---------- 5. 文字与标签组件 ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  margin-bottom: 1rem;
  font-family: var(--font-data);
  font-size: .6875rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.eyebrow::before {
  content: "";
  display: block;
  width: 2rem;
  height: 2px;
  background: var(--cyan);
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .22rem .5rem;
  border: 1px solid var(--line-2);
  background: var(--panel);
  color: var(--muted);
  font-family: var(--font-data);
  font-size: .6875rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  border-radius: 2px;
  white-space: nowrap;
}

.tag--judge { color: var(--tag-judge); border-color: var(--tag-judge); }
.tag--coach { color: var(--tag-coach); border-color: var(--tag-coach); }
.tag--data { color: var(--amber); border-color: var(--amber); }
.tag--live { color: var(--cyan); border-color: var(--cyan); }

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
  margin-bottom: 1.5rem;
  font-family: var(--font-data);
  font-size: .6875rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
}

.breadcrumb li { display: flex; align-items: center; gap: .5rem; }
.breadcrumb li + li::before { content: "/"; color: var(--line-2); }
.breadcrumb a { color: var(--muted); border-bottom: 1px solid var(--line); }
.breadcrumb a:hover { color: var(--cyan); border-bottom-color: var(--cyan); }
.breadcrumb [aria-current="page"] { color: var(--text); }

/* ---------- 6. 容器与数据组件 ---------- */
.panel {
  background: var(--panel);
  border: 2px solid var(--line);
  padding: 1.25rem 1.35rem;
  box-shadow: var(--shadow);
}

.panel--flush { padding: 0; }

.stat {
  display: flex;
  flex-direction: column;
  gap: .2rem;
  padding-left: .8rem;
  border-left: 3px solid var(--line-2);
}

.stat-value {
  font-family: var(--font-data);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  line-height: 1;
  color: var(--amber);
  letter-spacing: .01em;
}

.stat-label {
  font-family: var(--font-data);
  font-size: .6875rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}

.num {
  font-family: var(--font-data);
  font-variant-numeric: tabular-nums;
  letter-spacing: .02em;
}

.num--amber { color: var(--amber); }
.num--cyan { color: var(--cyan); }

.data-table {
  font-family: var(--font-data);
  font-variant-numeric: tabular-nums;
  font-size: .875rem;
  border: 2px solid var(--line);
}

.data-table caption {
  padding-bottom: .6rem;
  text-align: left;
  font-family: var(--font-body);
  font-size: .75rem;
  letter-spacing: .06em;
  color: var(--muted);
}

.data-table th,
.data-table td {
  padding: .6rem .7rem;
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.data-table thead th {
  background: var(--ink-2);
  color: var(--muted);
  font-size: .6875rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.data-table tbody tr:nth-child(even) { background: rgba(14, 38, 32, .68); }
.data-table tbody tr:hover { background: rgba(62, 242, 206, .07); }
.data-table tbody tr:hover td { color: var(--text); }

/* ---------- 7. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .7rem 1.1rem;
  border: 2px solid var(--cyan);
  background: transparent;
  color: var(--cyan);
  font-family: var(--font-data);
  font-size: .75rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: 4px 4px 0 0 #02100C;
  transition: background 160ms var(--ease), color 160ms var(--ease),
              transform 160ms var(--ease), box-shadow 160ms var(--ease);
}

.btn:hover {
  background: var(--cyan);
  color: #04140F;
  transform: translate(1px, 1px);
  box-shadow: 3px 3px 0 0 #02100C;
}

.btn:active { transform: translate(3px, 3px); box-shadow: 1px 1px 0 0 #02100C; }

.btn--amber { border-color: var(--amber); color: var(--amber); }
.btn--amber:hover { background: var(--amber); color: #1A1204; }

.btn--rail { width: 100%; }

/* ---------- 8. 可展开内容组 ---------- */
.disclosure {
  margin-bottom: .75rem;
  background: var(--panel);
  border: 2px solid var(--line);
}

.disclosure-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  padding: .9rem 1.1rem;
  border: 0;
  background: transparent;
  color: var(--text);
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: .01em;
  text-align: left;
  cursor: pointer;
  transition: background 160ms var(--ease);
}

.disclosure-toggle::after {
  content: "+";
  flex: none;
  font-family: var(--font-data);
  font-size: 1.15rem;
  line-height: 1;
  color: var(--cyan);
  transition: transform 220ms var(--ease);
}

.disclosure-toggle:hover { background: rgba(62, 242, 206, .06); }
.disclosure-toggle[aria-expanded="true"] { background: rgba(62, 242, 206, .08); }
.disclosure-toggle[aria-expanded="true"]::after { transform: rotate(45deg); }

.disclosure-panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 220ms var(--ease);
}

.disclosure-panel[data-open="true"] { grid-template-rows: 1fr; }
.disclosure-panel > div {
  overflow: hidden;
  visibility: hidden;
  padding: 0 1.1rem;
  color: var(--muted);
  font-size: .9375rem;
}

.disclosure-panel[data-open="true"] > div {
  visibility: visible;
  padding-bottom: 1.1rem;
}

/* ---------- 9. 图片容器（页面阶段放图） ---------- */
.media {
  position: relative;
  display: block;
  width: 100%;
  overflow: hidden;
  border: 2px solid var(--line);
  background: linear-gradient(160deg, #0B2119, var(--ink-2));
  box-shadow: var(--shadow);
}

.media--16x9 { aspect-ratio: 16 / 9; }
.media--4x3 { aspect-ratio: 4 / 3; }
.media--1x1 { aspect-ratio: 1 / 1; }

.media > img,
.media > svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.88) contrast(1.06);
}

.media-overlay {
  position: absolute;
  inset: auto 0 0 0;
  padding: .7rem .85rem;
  background: linear-gradient(0deg, rgba(5, 19, 15, .94), transparent);
  font-family: var(--font-data);
  font-size: .6875rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--cyan);
}

.media-badge {
  position: absolute;
  top: .6rem;
  left: .6rem;
  padding: .2rem .5rem;
  background: var(--amber);
  color: #1A1204;
  font-family: var(--font-data);
  font-size: .6875rem;
  letter-spacing: .1em;
}

.media-caption {
  margin-top: .6rem;
  font-family: var(--font-data);
  font-size: .6875rem;
  letter-spacing: .08em;
  color: var(--muted);
}

/* ---------- 10. 头部：侧边轨道 ---------- */
.site-header { position: relative; z-index: 90; }

.skip-link {
  position: fixed;
  top: .75rem;
  left: .75rem;
  z-index: 300;
  padding: .6rem .9rem;
  background: var(--cyan);
  color: #04140F;
  border: 2px solid #04140F;
  font-family: var(--font-data);
  font-size: .8125rem;
  letter-spacing: .08em;
  transform: translateY(-180%);
  transition: transform 180ms var(--ease);
}

.skip-link:focus { transform: translateY(0); }

.site-rail {
  position: sticky;
  top: 0;
  z-index: 90;
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg, #061713 0%, #081A24 100%);
  border-bottom: 3px solid var(--line);
}

.rail-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .7rem 1rem;
}

.rail-brand {
  display: flex;
  align-items: center;
  gap: .7rem;
  min-width: 0;
}

.rail-brand-mark {
  display: grid;
  place-items: center;
  flex: none;
  width: 2.25rem;
  height: 2.25rem;
  background: var(--cyan);
  color: #04140F;
  border: 2px solid #04140F;
  box-shadow: var(--shadow-sm);
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 800;
}

.rail-brand-text { display: flex; flex-direction: column; line-height: 1.2; }

.rail-brand-name {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: .02em;
  color: var(--text);
}

.rail-brand-sub {
  font-family: var(--font-data);
  font-size: .625rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  flex: none;
  padding: .5rem .7rem;
  background: #0B241E;
  border: 2px solid var(--line-2);
  color: var(--text);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: border-color 160ms var(--ease), background 160ms var(--ease);
}

.nav-toggle:hover { border-color: var(--cyan); }
.nav-toggle[aria-expanded="true"] { border-color: var(--cyan); background: #0E2A24; }

.nav-toggle-bars { display: flex; flex-direction: column; gap: 3px; }

.nav-toggle-bar {
  display: block;
  width: 16px;
  height: 2px;
  background: var(--cyan);
  transition: transform 200ms var(--ease), opacity 160ms var(--ease);
}

.site-rail[data-open="true"] .nav-toggle-bar:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.site-rail[data-open="true"] .nav-toggle-bar:nth-child(2) { opacity: 0; }
.site-rail[data-open="true"] .nav-toggle-bar:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }

.nav-toggle-label {
  font-family: var(--font-data);
  font-size: .6875rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.rail-body {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-height: 0;
  padding: 0 1rem;
  overflow: hidden;
  visibility: hidden;
  transition: max-height 280ms var(--ease), padding 280ms var(--ease),
              visibility 0s linear 280ms;
}

.site-rail[data-open="true"] .rail-body {
  max-height: 46rem;
  visibility: visible;
  padding: 0 1rem 1.25rem;
  transition: max-height 320ms var(--ease), padding 320ms var(--ease), visibility 0s;
}

.rail-position {
  margin: 0;
  padding-left: .7rem;
  border-left: 3px solid var(--amber);
  color: var(--muted);
  font-size: .875rem;
  line-height: 1.6;
}

.rail-season {
  display: flex;
  flex-direction: column;
  gap: .2rem;
  padding: .65rem .75rem;
  background: var(--panel);
  border: 2px solid var(--line);
}

.rail-season-key {
  font-family: var(--font-data);
  font-size: .625rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
}

.rail-season-val {
  font-family: var(--font-data);
  font-variant-numeric: tabular-nums;
  font-size: 1.05rem;
  letter-spacing: .02em;
  color: var(--amber);
}

.rail-season-status {
  display: flex;
  align-items: center;
  gap: .45rem;
  font-family: var(--font-data);
  font-size: .6875rem;
  letter-spacing: .04em;
  color: var(--muted);
}

.status-dot {
  flex: none;
  width: 6px;
  height: 6px;
  background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(62, 242, 206, .16);
  animation: dot-pulse 2.6s ease-in-out infinite;
}

@keyframes dot-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .3; }
}

.rail-nav { display: block; }

.rail-list { display: flex; flex-direction: column; gap: 2px; }

.rail-item { list-style: none; }

.rail-link {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: .6rem;
  padding: .55rem .75rem .55rem .9rem;
  background: transparent;
  color: var(--text);
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: .01em;
  transition: background 160ms var(--ease), color 160ms var(--ease),
              padding-left 180ms var(--ease);
}

.rail-link::before {
  content: "";
  position: absolute;
  left: 0;
  top: .5rem;
  bottom: .5rem;
  width: 4px;
  background: var(--cyan);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform 220ms var(--ease);
}

.rail-link:hover { background: rgba(62, 242, 206, .06); padding-left: 1.05rem; }
.rail-link:hover::before { transform: scaleY(.4); }

.rail-link[aria-current="page"] {
  background: rgba(62, 242, 206, .09);
  color: var(--cyan);
}

.rail-link[aria-current="page"]::before { transform: scaleY(1); }

.rail-index {
  font-family: var(--font-data);
  font-size: .625rem;
  letter-spacing: .1em;
  color: var(--muted);
}

.rail-link[aria-current="page"] .rail-index { color: var(--cyan); }

.rail-foot {
  display: flex;
  flex-direction: column;
  gap: .7rem;
  margin-top: auto;
  padding-top: 1.1rem;
  border-top: 2px solid var(--line);
}

.rail-foot-note {
  margin: 0;
  font-family: var(--font-data);
  font-size: .625rem;
  letter-spacing: .1em;
  color: var(--muted);
}

.rail-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: rgba(62, 242, 206, .12);
  pointer-events: none;
}

.rail-progress > span {
  display: block;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--amber));
  transform: scaleX(var(--progress, 0));
  transform-origin: left center;
}

/* ---------- 11. 页脚 ---------- */
.site-footer {
  position: relative;
  padding: clamp(2.5rem, 6vh, 4.5rem) 0 1.5rem;
  background: var(--ink-2);
  border-top: 3px solid var(--line);
  color: var(--muted);
  font-size: .9375rem;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: -3px;
  left: 0;
  width: min(40%, 15rem);
  height: 3px;
  background: var(--cyan);
}

.foot-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2rem 1.5rem;
}

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

.foot-brand {
  margin-bottom: .5rem;
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -.02em;
  text-transform: uppercase;
  color: var(--text);
  line-height: 1.1;
}

.foot-desc {
  max-width: 34em;
  margin-bottom: .6rem;
  font-size: .875rem;
  line-height: 1.85;
}

.foot-desc--dim {
  margin: 0;
  font-family: var(--font-data);
  font-size: .6875rem;
  letter-spacing: .08em;
  color: var(--muted);
  opacity: .85;
}

.foot-title {
  display: block;
  margin: 0 0 .9rem;
  padding-bottom: .5rem;
  border-bottom: 2px solid var(--line);
  font-family: var(--font-data);
  font-size: .6875rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--text);
}

.foot-list { display: flex; flex-direction: column; gap: .5rem; }

.foot-list a {
  display: inline-block;
  font-size: .875rem;
  color: var(--muted);
  border-bottom: 1px solid transparent;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.foot-list a:hover { color: var(--cyan); border-bottom-color: var(--cyan); }

.foot-contact { display: flex; flex-direction: column; gap: .8rem; }

.foot-contact li { display: flex; flex-direction: column; gap: .15rem; }

.contact-key {
  font-family: var(--font-data);
  font-size: .625rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}

.contact-val {
  font-family: var(--font-data);
  font-size: .8125rem;
  letter-spacing: .02em;
  color: var(--text);
  word-break: break-word;
}

.contact-val--addr {
  font-family: var(--font-body);
  font-size: .875rem;
  line-height: 1.7;
  letter-spacing: 0;
}

.foot-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .5rem 1.5rem;
  margin-top: 2.5rem;
  padding-top: 1.1rem;
  border-top: 2px solid var(--line);
  font-family: var(--font-data);
  font-size: .6875rem;
  letter-spacing: .08em;
  color: var(--muted);
}

.foot-legal { margin: 0; color: var(--text); }
.foot-note { margin: 0; }

/* ---------- 12. 显现动效 ---------- */
.reveal-armed [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
  transition: opacity 420ms var(--ease), transform 420ms var(--ease);
}

/* ---------- 13. 响应式 ---------- */
@media (min-width: 640px) {
  .wrap { width: min(100% - 3rem, var(--page-max)); }
  .grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .foot-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 768px) {
  .grid--split { grid-template-columns: 1.05fr .95fr; }
  .grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .section-head--row {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 2rem;
  }
}

@media (min-width: 1024px) {
  body { padding-left: var(--rail-w); }

  .skip-link { left: calc(var(--rail-w) + 1rem); }

  .wrap { width: min(100% - 4rem, var(--page-max)); }

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

  .site-rail {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: var(--rail-w);
    height: 100vh;
    border-bottom: 0;
    border-right: 3px solid var(--line);
    overflow-y: auto;
    overscroll-behavior: contain;
  }

  .rail-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 1.1rem;
    padding: 1.5rem 1.5rem 1.25rem;
    border-bottom: 2px solid var(--line);
  }

  .nav-toggle { display: none; }

  .rail-brand-mark { width: 2.6rem; height: 2.6rem; font-size: 1.35rem; }
  .rail-brand-name { font-size: 1.2rem; }

  .rail-body {
    flex: 1 1 auto;
    max-height: none;
    padding: 1.25rem 1.5rem 1.5rem;
    overflow: visible;
    visibility: visible;
    transition: none;
  }

  .rail-link { font-size: 1.125rem; }

  .rail-progress {
    left: auto;
    right: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    height: auto;
  }

  .rail-progress > span {
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, var(--cyan), var(--amber));
    transform: scaleY(var(--progress, 0));
    transform-origin: top center;
  }

  .foot-grid { grid-template-columns: 1.5fr 1fr 1fr 1.35fr; gap: 2.5rem; }
}

@media (min-width: 1280px) {
  :root { --rail-w: 17.5rem; }
}

/* ---------- 14. 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;
  }

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