/* ============================================================
   Echo Site Kit · /assets/site.css
   夜间赛场指挥中心 · 深墨绿 / 荧光青 / 暖橙
   1 重置  2 变量  3 基础排版  4 通用组件  5 头部  6 页脚
   7 响应式  8 动效降级
   ============================================================ */

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

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

body, h1, h2, h3, h4, h5, h6, p, ul, ol, li, figure, blockquote, dl, dd, table { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, svg, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { padding: 0; border: 0; background: none; cursor: pointer; }
table { border-collapse: collapse; width: 100%; }

/* ---------- 2. 变量 ---------- */
:root {
  --ink: #0B3D2E;
  --ink-deep: #071F18;
  --cyan: #4DFFC3;
  --orange: #FF7A3D;
  --orange-soft: #FFB08A;
  --paper: #F4EFE3;
  --paper-2: #E4DCC8;
  --mid: #1F5C46;
  --mist: #9FB8AE;
  --white: #FDFBF4;

  --line-dark: rgba(159, 184, 174, 0.28);
  --line-light: rgba(11, 61, 46, 0.16);

  --wrap: 1180px;
  --gutter: clamp(18px, 4vw, 40px);
  --header-h: 88px;
  --header-h-compact: 64px;
  --radius: 2px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);

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

/* ---------- 3. 基础排版 ---------- */
body {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.75;
  letter-spacing: 0.01em;
  color: var(--ink);
  background: var(--paper);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

p { text-wrap: pretty; }

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

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

/* ---------- 4. 通用组件 ---------- */
.eh-container {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.eh-section { padding-block: clamp(56px, 8vw, 104px); }

.eh-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mid);
}
.eh-eyebrow::before {
  content: "";
  width: 18px;
  height: 2px;
  background: var(--orange);
  flex: 0 0 auto;
}

.eh-index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--orange);
}

.eh-display {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 6vw, 68px);
  line-height: 0.98;
  letter-spacing: -0.015em;
}

.eh-lead {
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.85;
  max-width: 36em;
}

.eh-mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.08em;
}

.eh-score {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(44px, 8vw, 104px);
  line-height: 0.92;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}

.eh-rule {
  height: 1px;
  border: 0;
  background: linear-gradient(90deg, var(--line-light), transparent);
}

.eh-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 24px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.04em;
  border: 1px solid transparent;
  border-radius: var(--radius);
  transition: background 0.18s var(--ease), color 0.18s var(--ease),
              border-color 0.18s var(--ease), transform 0.18s var(--ease);
}
.eh-btn:hover { transform: translateY(-2px); }
.eh-btn--orange { background: var(--orange); color: var(--ink-deep); }
.eh-btn--orange:hover { background: var(--cyan); color: var(--ink-deep); }
.eh-btn--cyan { background: var(--cyan); color: var(--ink-deep); }
.eh-btn--cyan:hover { background: var(--orange); color: var(--ink-deep); }
.eh-btn--ghost { border-color: currentColor; background: transparent; }
.eh-btn--ghost:hover { background: var(--ink); border-color: var(--ink); color: var(--white); }

.eh-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.6;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mid);
  border: 1px solid currentColor;
  border-radius: 999px;
}
.eh-tag--orange { color: var(--orange); }
.eh-tag--cyan { color: var(--cyan); }

.eh-card {
  position: relative;
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--white);
  border: 1px solid var(--line-light);
  border-radius: var(--radius);
  transition: border-color 0.18s var(--ease), box-shadow 0.18s var(--ease),
              transform 0.18s var(--ease);
}
.eh-card:hover {
  border-color: var(--cyan);
  box-shadow: 0 0 16px rgba(77, 255, 195, 0.28), 0 18px 40px rgba(7, 31, 24, 0.12);
  transform: translateY(-2px);
}
.eh-card__title {
  font-family: var(--font-display);
  font-size: clamp(20px, 2.2vw, 26px);
  font-weight: 800;
  line-height: 1.16;
}
.eh-card__meta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}

.eh-media {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: linear-gradient(150deg, var(--ink) 0%, var(--mid) 58%, var(--ink-deep) 100%);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
}
.eh-media::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: repeating-radial-gradient(circle at 78% 88%,
              rgba(77, 255, 195, 0.18) 0 1px, transparent 1px 22px);
  pointer-events: none;
}
.eh-media::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(7, 31, 24, 0) 42%, rgba(7, 31, 24, 0.58) 100%);
  pointer-events: none;
}
.eh-media img,
.eh-media video {
  position: relative;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.eh-media--wide { aspect-ratio: 16 / 9; }
.eh-media--tall { aspect-ratio: 3 / 4; }
.eh-media--square { aspect-ratio: 1 / 1; }
.eh-media--banner { aspect-ratio: 21 / 9; }

.eh-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(16px, 2.4vw, 28px);
}
.eh-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.eh-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.eh-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}
.eh-breadcrumb a:hover { color: var(--cyan); }
.eh-breadcrumb__sep { opacity: 0.6; }

.eh-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.eh-filter__btn {
  padding: 7px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mid);
  border: 1px solid var(--line-light);
  border-radius: 999px;
  transition: background 0.18s var(--ease), color 0.18s var(--ease),
              border-color 0.18s var(--ease);
}
.eh-filter__btn:hover { border-color: var(--mid); }
.eh-filter__btn[aria-pressed="true"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink-deep);
}
.eh-filter--dark .eh-filter__btn {
  color: var(--mist);
  border-color: var(--line-dark);
}
.eh-filter--dark .eh-filter__btn:hover { color: var(--white); border-color: var(--cyan); }
.eh-filter--dark .eh-filter__btn[aria-pressed="true"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink-deep);
}

[data-filter-item].is-hidden { display: none !important; }

/* 滚动显现（仅在 JS 可用时启用隐藏态） */
.js-reveal [data-reveal] {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
}
.js-reveal [data-reveal].is-in {
  opacity: 1;
  transform: none;
}

/* ---------- 5. 头部 ---------- */
.eh-skip {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 400;
  padding: 10px 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--ink-deep);
  background: var(--cyan);
  border-radius: 2px;
  transform: translateY(-180%);
  transition: transform 0.18s var(--ease);
}
.eh-skip:focus { transform: translateY(0); }

.eh-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 120;
  --hd-fg: var(--white);
  --hd-fg-dim: rgba(253, 251, 244, 0.74);
  --hd-line: rgba(159, 184, 174, 0.32);
  --hd-underline: var(--cyan);
  color: var(--hd-fg);
  background: linear-gradient(180deg, rgba(7, 31, 24, 0.62) 0%, rgba(7, 31, 24, 0) 100%);
  border-bottom: 1px solid var(--hd-line);
  transition: background 0.28s var(--ease), color 0.2s linear,
              border-color 0.28s var(--ease), box-shadow 0.28s var(--ease);
}

.eh-header[data-scrolled="true"] {
  --hd-fg: var(--ink);
  --hd-fg-dim: rgba(11, 61, 46, 0.74);
  --hd-line: rgba(11, 61, 46, 0.16);
  --hd-underline: var(--mid);
  background: var(--paper);
  box-shadow: 0 10px 30px rgba(7, 31, 24, 0.1);
}

.eh-header__inner {
  display: flex;
  align-items: center;
  gap: clamp(12px, 2vw, 28px);
  width: 100%;
  max-width: var(--wrap);
  min-height: var(--header-h);
  margin-inline: auto;
  padding-inline: var(--gutter);
  transition: min-height 0.3s var(--ease);
}
.eh-header[data-compact="true"] .eh-header__inner {
  min-height: var(--header-h-compact);
}

.eh-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
  padding-block: 6px;
}
.eh-brand__mark {
  position: relative;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  flex: 0 0 auto;
  border: 1.5px solid var(--cyan);
  border-radius: 50%;
}
.eh-brand__mark::before {
  content: "";
  width: 16px;
  height: 16px;
  border: 1.5px solid var(--cyan);
  border-radius: 50%;
  opacity: 0.72;
}
.eh-brand__mark::after {
  content: "";
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--orange);
}
.eh-brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.eh-brand__name {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--hd-fg);
}
.eh-brand__sub {
  margin-top: 3px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--hd-fg-dim);
}

.eh-nav {
  display: flex;
  align-items: center;
  margin-left: auto;
}
.eh-nav__list {
  display: flex;
  align-items: center;
  gap: clamp(10px, 1.7vw, 26px);
}
.eh-nav__item { display: block; }
.eh-nav__link {
  position: relative;
  display: inline-block;
  padding: 8px 2px;
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--hd-fg-dim);
  transition: color 0.18s linear;
}
.eh-nav__link::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 2px;
  background: var(--hd-underline);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.24s var(--ease);
}
.eh-nav__link:hover,
.eh-nav__link:focus-visible { color: var(--hd-fg); }
.eh-nav__link:hover::after,
.eh-nav__link:focus-visible::after { transform: scaleX(1); }
.eh-nav__link[aria-current="page"] {
  color: var(--hd-fg);
  font-weight: 600;
}
.eh-nav__link[aria-current="page"]::after { transform: scaleX(1); }

.eh-nav__meta { display: none; }
.eh-nav__badge {
  display: inline-flex;
  align-items: center;
  padding: 5px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan);
  border: 1px solid var(--cyan);
  border-radius: 999px;
}
.eh-nav__hint {
  margin-top: 14px;
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--mist);
}

.eh-header__actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}
.eh-round {
  display: inline-flex;
  align-items: center;
  padding: 5px 11px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--hd-underline);
  border: 1px solid var(--hd-underline);
  border-radius: 999px;
  white-space: nowrap;
}
.eh-cta {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--ink-deep);
  background: var(--orange);
  border-radius: var(--radius);
  box-shadow: inset 3px 0 0 rgba(7, 31, 24, 0.35);
  transition: background 0.18s var(--ease), color 0.18s var(--ease),
              transform 0.18s var(--ease);
  white-space: nowrap;
}
.eh-cta:hover {
  background: var(--cyan);
  transform: translateY(-1px);
}

.eh-burger {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  border: 1px solid var(--hd-line);
  border-radius: var(--radius);
  color: var(--hd-fg);
}
.eh-burger__line {
  display: block;
  width: 20px;
  height: 2px;
  background: currentColor;
  transition: transform 0.24s var(--ease), opacity 0.16s linear;
}
.eh-burger[aria-expanded="true"] .eh-burger__line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.eh-burger[aria-expanded="true"] .eh-burger__line:nth-child(2) { opacity: 0; }
.eh-burger[aria-expanded="true"] .eh-burger__line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.eh-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--orange));
  transition: width 0.12s linear;
}

.eh-header[data-scrolled="true"] :focus-visible { outline-color: var(--mid); }

/* ---------- 6. 页脚 ---------- */
.eh-footer {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  color: rgba(253, 251, 244, 0.78);
  background: var(--ink);
}
.eh-footer::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(120% 90% at 10% 0%, rgba(77, 255, 195, 0.1), transparent 62%),
    repeating-radial-gradient(circle at 92% 14%, rgba(77, 255, 195, 0.06) 0 1px, transparent 1px 34px);
}
.eh-footer__band {
  height: clamp(44px, 7vw, 84px);
  background: linear-gradient(96deg,
    var(--orange) 0 20%,
    var(--cyan) 20% 28%,
    var(--mid) 28% 100%);
  clip-path: polygon(0 100%, 100% 0, 100% 100%);
}
.eh-footer__inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding: clamp(34px, 5vw, 62px) var(--gutter) 26px;
}
.eh-footer__grid {
  display: grid;
  grid-template-columns: 1.15fr 1.25fr 0.9fr 0.9fr;
  gap: clamp(20px, 3vw, 40px);
}
.eh-footer__col { min-width: 0; }
.eh-footer__col + .eh-footer__col {
  padding-left: clamp(16px, 2.4vw, 32px);
  border-left: 1px solid rgba(159, 184, 174, 0.25);
}
.eh-footer__name {
  font-family: var(--font-display);
  font-size: clamp(22px, 2.6vw, 28px);
  font-weight: 800;
  letter-spacing: 0.06em;
  line-height: 1.1;
  color: var(--white);
}
.eh-footer__slogan {
  margin-top: 8px;
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--cyan);
}
.eh-footer__intro {
  margin-top: 14px;
  font-size: 13px;
  line-height: 1.9;
  color: var(--mist);
}
.eh-footer__legal {
  margin-top: 16px;
  padding-top: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.9;
  letter-spacing: 0.06em;
  color: rgba(159, 184, 174, 0.85);
  border-top: 1px dashed rgba(159, 184, 174, 0.28);
}

.eh-contact-card {
  padding: 18px;
  background: rgba(255, 122, 61, 0.07);
  border: 1.5px solid var(--orange);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 0 100%);
}
.eh-contact-card__title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--orange-soft);
}
.eh-contact-card__line {
  display: flex;
  gap: 10px;
  padding-block: 7px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--white);
  border-bottom: 1px dashed rgba(255, 122, 61, 0.32);
  word-break: break-word;
}
.eh-contact-card__label {
  flex: 0 0 34px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--orange-soft);
  padding-top: 3px;
}
.eh-contact-card__note {
  margin-top: 12px;
  font-size: 11.5px;
  line-height: 1.75;
  color: var(--mist);
}

.eh-footer__title {
  margin-bottom: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mist);
}
.eh-footer__list li + li { margin-top: 10px; }
.eh-footer__link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 14px;
  color: rgba(253, 251, 244, 0.82);
  transition: color 0.18s var(--ease), transform 0.18s var(--ease);
}
.eh-footer__link::before {
  content: "";
  width: 12px;
  height: 1px;
  flex: 0 0 auto;
  background: currentColor;
  opacity: 0.5;
  transition: background 0.18s var(--ease), width 0.18s var(--ease);
}
.eh-footer__link:hover {
  color: var(--cyan);
  transform: translateX(2px);
}
.eh-footer__link:hover::before { width: 18px; background: var(--cyan); opacity: 1; }

.eh-footer__base {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: clamp(26px, 4vw, 44px);
  padding-top: 18px;
  border-top: 1px solid rgba(159, 184, 174, 0.25);
}
.eh-totop {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 2px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
  border-bottom: 1px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}
.eh-totop:hover { color: var(--cyan); border-bottom-color: var(--cyan); }
.eh-footer__ver {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: rgba(159, 184, 174, 0.8);
}

/* ---------- 7. 响应式 ---------- */
@media (max-width: 1023px) {
  .eh-brand__sub { display: none; }
  .eh-nav__list { gap: 12px; }
  .eh-nav__link { font-size: 14px; }
  .eh-round { display: none; }
}

@media (max-width: 899px) {
  :root {
    --header-h: 72px;
    --header-h-compact: 60px;
  }

  .eh-header__actions { margin-left: auto; }
  .eh-burger { display: flex; }

  .eh-nav {
    position: fixed;
    top: var(--header-h);
    right: 0;
    display: block;
    width: min(86vw, 340px);
    max-height: calc(100dvh - var(--header-h));
    overflow-y: auto;
    margin-left: 0;
    padding: 22px 22px 30px;
    background: var(--ink-deep);
    border-left: 1px solid rgba(77, 255, 195, 0.28);
    box-shadow: -26px 34px 60px rgba(7, 31, 24, 0.45);
    transform: translateX(102%);
    visibility: hidden;
    transition: transform 0.32s var(--ease), visibility 0.32s;
  }
  .eh-header[data-compact="true"] .eh-nav { top: var(--header-h-compact); }
  .eh-nav[data-open="true"] {
    transform: translateX(0);
    visibility: visible;
  }

  .eh-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }
  .eh-nav__link {
    display: block;
    padding: 14px 0;
    font-size: 17px;
    color: rgba(253, 251, 244, 0.8);
    border-bottom: 1px solid rgba(159, 184, 174, 0.18);
  }
  .eh-nav__link::after { display: none; }
  .eh-nav__link:hover,
  .eh-nav__link:focus-visible { color: var(--cyan); }
  .eh-nav__link[aria-current="page"] {
    color: var(--cyan);
    box-shadow: inset 2px 0 0 var(--cyan);
    padding-left: 12px;
  }
  .eh-nav__meta {
    display: block;
    margin-top: 22px;
    padding-top: 18px;
    border-top: 1px dashed rgba(159, 184, 174, 0.28);
  }

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

  .eh-footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .eh-footer__col + .eh-footer__col {
    padding-left: 0;
    border-left: 0;
  }
  .eh-footer__col {
    padding-top: 20px;
    border-top: 1px solid rgba(159, 184, 174, 0.22);
  }
}

@media (max-width: 560px) {
  body { font-size: 16px; }
  .eh-cta { padding: 9px 13px; font-size: 13px; letter-spacing: 0.04em; }
  .eh-brand__mark { width: 30px; height: 30px; }
  .eh-brand__name { font-size: 16px; }
  .eh-footer__grid { grid-template-columns: minmax(0, 1fr); }
  .eh-footer__base { justify-content: flex-start; }
}

@media (max-width: 380px) {
  .eh-cta { display: none; }
}

/* ---------- 8. 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .js-reveal [data-reveal] {
    opacity: 1;
    transform: none;
  }
  .eh-btn:hover,
  .eh-card:hover,
  .eh-cta:hover,
  .eh-footer__link:hover { transform: none; }
}