/* ==========================================================================
   汇赢国际 · Site Kit 共享样式
   /assets/site.css — reset / 变量 / 中文排版 / 页头 / 页脚 / 通用组件
   ========================================================================== */

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

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

body { margin: 0; }

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

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

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

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

h1, h2, h3, h4, h5, p, figure, blockquote { margin: 0; }

table { border-collapse: collapse; }

/* ---------- 2. 设计变量 ---------- */
:root {
  /* 色彩 */
  --hy-night: #081A1F;
  --hy-panel: #0F2B31;
  --hy-line: #1C4248;
  --hy-gold: #E3A84E;
  --hy-signal: #FF6A3D;
  --hy-mist: #8EA9C6;
  --hy-paper: #F3F5EF;
  --hy-ink: #041013;
  --hy-mint: #79C7B8;
  --hy-sand: #D8C7A8;

  /* 字体 */
  --hy-font-head: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --hy-font-body: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --hy-font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;

  /* 尺度 */
  --hy-header-h: 72px;
  --hy-max: 1240px;
  --hy-gutter: clamp(1.1rem, 4vw, 3rem);
  --hy-radius-l: 28px;
  --hy-radius-m: 16px;
  --hy-radius-pill: 999px;
  --hy-ease: cubic-bezier(.22, .7, .28, 1);
}

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

/* ---------- 3. 中文排版基线 ---------- */
body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--hy-font-body);
  font-size: clamp(16px, .45vw + 14.6px, 17.5px);
  font-weight: 400;
  line-height: 1.85;
  color: var(--hy-paper);
  background:
    radial-gradient(1100px 620px at 82% -10%, rgba(227, 168, 78, .11), transparent 62%),
    radial-gradient(880px 520px at 4% 6%, rgba(121, 199, 184, .07), transparent 60%),
    var(--hy-night);
  background-repeat: no-repeat;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

main { flex: 1 0 auto; }

h1, h2, h3, h4 {
  font-family: var(--hy-font-head);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -.02em;
  color: var(--hy-paper);
}

p { line-height: 1.85; }

strong { font-weight: 700; }

::selection {
  background: var(--hy-gold);
  color: #0A1B1F;
}

:focus-visible {
  outline: 2px solid var(--hy-signal);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- 4. 无障碍与工具类 ---------- */
.hy-visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.hy-mono { font-family: var(--hy-font-mono); font-variant-numeric: tabular-nums; }
.hy-muted { color: rgba(243, 245, 239, .6); }

.hy-prose { max-width: 38em; }

.hy-rule {
  border: 0;
  border-top: 1px solid var(--hy-line);
  margin-block: clamp(1.6rem, 4vw, 2.8rem);
}

/* ---------- 5. Skip link ---------- */
.hy-skip {
  position: fixed;
  top: .7rem;
  left: .7rem;
  z-index: 300;
  display: inline-block;
  padding: .8rem 1.25rem;
  font-family: var(--hy-font-head);
  font-size: .9rem;
  font-weight: 700;
  color: #0A1B1F;
  background: var(--hy-gold);
  border-radius: var(--hy-radius-pill);
  transform: translateY(-180%);
  transition: transform .22s var(--hy-ease);
}

.hy-skip:focus,
.hy-skip:focus-visible { transform: translateY(0); }

/* ---------- 6. 容器与分节 ---------- */
.hy-container {
  width: 100%;
  max-width: var(--hy-max);
  margin-inline: auto;
  padding-inline: var(--hy-gutter);
}

.hy-section { padding-block: clamp(2.4rem, 6vw, 4.6rem); }

.hy-section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: .8rem 1.6rem;
  margin-bottom: clamp(1.4rem, 3vw, 2.4rem);
}

.hy-section__title {
  font-size: clamp(1.45rem, 2.6vw, 2.05rem);
}

.hy-section__note {
  font-family: var(--hy-font-mono);
  font-size: .74rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--hy-mist);
}

/* ---------- 7. 网格 ---------- */
.hy-grid {
  display: grid;
  gap: clamp(1rem, 2.5vw, 2rem);
}

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

@media (max-width: 900px) {
  .hy-grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .hy-grid--2,
  .hy-grid--3 { grid-template-columns: minmax(0, 1fr); }
}

/* ---------- 8. 文字组件 ---------- */
.hy-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-family: var(--hy-font-mono);
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--hy-gold);
}

.hy-eyebrow::before {
  content: "";
  display: block;
  width: 26px;
  height: 1px;
  background: currentColor;
}

.hy-num {
  display: block;
  font-family: var(--hy-font-mono);
  font-weight: 600;
  font-size: clamp(1.9rem, 4vw, 3.4rem);
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--hy-gold);
  font-variant-numeric: tabular-nums;
}

/* ---------- 9. 按钮 ---------- */
.hy-btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .78rem 1.4rem;
  font-family: var(--hy-font-head);
  font-size: .9rem;
  font-weight: 700;
  letter-spacing: .01em;
  color: #170804;
  background: var(--hy-signal);
  border: 1px solid transparent;
  border-radius: var(--hy-radius-pill);
  transition: background-color .2s var(--hy-ease), color .2s var(--hy-ease),
              border-color .2s var(--hy-ease), transform .2s var(--hy-ease);
}

.hy-btn:hover { background: #FF8259; }
.hy-btn:active { transform: translateY(1px); }

.hy-btn--ghost {
  color: var(--hy-paper);
  background: transparent;
  border-color: var(--hy-line);
}

.hy-btn--ghost:hover {
  color: var(--hy-gold);
  background: rgba(227, 168, 78, .08);
  border-color: var(--hy-gold);
}

/* ---------- 10. 标签与胶囊 ---------- */
.hy-tag {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .28rem .7rem;
  font-family: var(--hy-font-mono);
  font-size: .7rem;
  letter-spacing: .06em;
  color: var(--hy-mist);
  background: rgba(15, 43, 49, .65);
  border: 1px solid var(--hy-line);
  border-radius: var(--hy-radius-pill);
  white-space: nowrap;
}

.hy-tag--gold {
  color: var(--hy-gold);
  background: rgba(227, 168, 78, .1);
  border-color: rgba(227, 168, 78, .45);
}

.hy-tag--signal {
  color: #FFC0AC;
  background: rgba(255, 106, 61, .12);
  border-color: rgba(255, 106, 61, .5);
}

.hy-tag--mint {
  color: #A7E3D6;
  background: rgba(121, 199, 184, .1);
  border-color: rgba(121, 199, 184, .45);
}

.hy-chip {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .42rem .9rem;
  font-family: var(--hy-font-mono);
  font-size: .74rem;
  letter-spacing: .05em;
  color: rgba(243, 245, 239, .72);
  background: rgba(15, 43, 49, .55);
  border: 1px solid var(--hy-line);
  border-radius: var(--hy-radius-pill);
  transition: color .2s var(--hy-ease), background-color .2s var(--hy-ease),
              border-color .2s var(--hy-ease), transform .2s var(--hy-ease);
}

.hy-chip:hover {
  color: var(--hy-paper);
  border-color: var(--hy-mist);
}

.hy-chip:active { transform: translateY(1px); }

.hy-chip[aria-pressed="true"] {
  color: #170804;
  background: var(--hy-signal);
  border-color: var(--hy-signal);
  transform: translateY(-1px);
}

/* ---------- 11. 面包屑 ---------- */
.hy-breadcrumb {
  font-family: var(--hy-font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  color: var(--hy-mist);
}

.hy-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .55rem;
}

.hy-breadcrumb li {
  display: flex;
  align-items: center;
  gap: .55rem;
}

.hy-breadcrumb li + li::before {
  content: "/";
  color: var(--hy-line);
}

.hy-breadcrumb a { color: var(--hy-mist); transition: color .2s var(--hy-ease); }
.hy-breadcrumb a:hover { color: var(--hy-gold); }

.hy-breadcrumb [aria-current="page"] { color: var(--hy-paper); }

/* ---------- 12. 图像容器（页面阶段放占位图） ---------- */
.hy-media {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  border: 1px solid var(--hy-line);
  border-radius: var(--hy-radius-l);
  background:
    linear-gradient(152deg, rgba(15, 43, 49, .96), rgba(6, 20, 24, .99)),
    var(--hy-panel);
}

.hy-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hy-media::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(138deg, rgba(227, 168, 78, .14), transparent 42%),
    repeating-linear-gradient(90deg, rgba(28, 66, 72, .55) 0 1px, transparent 1px 80px),
    repeating-linear-gradient(0deg, rgba(28, 66, 72, .38) 0 1px, transparent 1px 80px);
  opacity: .9;
}

.hy-media--plain::before { display: none; }

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

.hy-media__cap {
  position: absolute;
  left: 1.1rem;
  bottom: 1rem;
  z-index: 2;
  padding: .3rem .75rem;
  font-family: var(--hy-font-mono);
  font-size: .68rem;
  letter-spacing: .08em;
  color: var(--hy-sand);
  background: rgba(4, 16, 19, .72);
  border: 1px solid var(--hy-line);
  border-radius: var(--hy-radius-pill);
  backdrop-filter: blur(6px);
}

/* ---------- 13. 页头 ---------- */
.hy-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background-color .38s var(--hy-ease),
              border-color .38s var(--hy-ease),
              box-shadow .38s var(--hy-ease);
}

.hy-header[data-scrolled] {
  background: rgba(6, 20, 24, .93);
  border-bottom-color: var(--hy-line);
  box-shadow: 0 20px 40px -32px #000;
  backdrop-filter: blur(14px) saturate(140%);
}

@supports not (backdrop-filter: blur(2px)) {
  .hy-header[data-scrolled] { background: rgba(6, 20, 24, .99); }
}

.hy-header__inner {
  display: flex;
  align-items: center;
  gap: clamp(.7rem, 2vw, 2rem);
  width: 100%;
  max-width: var(--hy-max);
  min-height: var(--hy-header-h);
  margin-inline: auto;
  padding-inline: var(--hy-gutter);
}

/* 品牌 */
.hy-brand {
  display: flex;
  align-items: baseline;
  gap: .65rem;
  flex-shrink: 0;
  padding-block: .8rem;
}

.hy-brand__mark {
  display: inline-flex;
  align-items: center;
  font-family: var(--hy-font-head);
  font-size: 1.06rem;
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--hy-paper);
  white-space: nowrap;
}

.hy-brand__mark::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: .5rem;
  border-radius: 50%;
  background: var(--hy-gold);
  box-shadow: 0 0 0 3px rgba(227, 168, 78, .16);
}

.hy-brand__line {
  font-family: var(--hy-font-mono);
  font-size: .64rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--hy-mist);
  white-space: nowrap;
}

.hy-brand:hover .hy-brand__mark { color: var(--hy-gold); }
.hy-brand__mark { transition: color .2s var(--hy-ease); }

/* 主导航 */
.hy-nav { margin-inline-start: auto; }

.hy-nav__list {
  display: flex;
  align-items: center;
  gap: clamp(.45rem, 1.4vw, 1.5rem);
}

.hy-nav__link {
  position: relative;
  display: inline-block;
  padding: .55rem .12rem;
  font-family: var(--hy-font-head);
  font-size: .92rem;
  font-weight: 600;
  letter-spacing: .01em;
  color: rgba(243, 245, 239, .74);
  transition: color .2s var(--hy-ease);
}

.hy-nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: .24rem;
  height: 1.5px;
  background: var(--hy-gold);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .28s var(--hy-ease);
}

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

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

.hy-nav__extra { display: none; }

/* 工具栏 */
.hy-tools {
  display: flex;
  align-items: center;
  gap: clamp(.4rem, 1vw, .9rem);
  flex-shrink: 0;
}

.hy-tool {
  padding: .45rem .1rem;
  font-family: var(--hy-font-mono);
  font-size: .7rem;
  letter-spacing: .06em;
  color: var(--hy-mist);
  white-space: nowrap;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--hy-ease), border-color .2s var(--hy-ease);
}

.hy-tool:hover {
  color: var(--hy-sand);
  border-bottom-color: var(--hy-sand);
}

@media (max-width: 1280px) {
  .hy-tools .hy-tool { display: none; }
}

/* 主 CTA */
.hy-cta {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .62rem 1.05rem;
  font-family: var(--hy-font-head);
  font-size: .86rem;
  font-weight: 700;
  color: #170804;
  white-space: nowrap;
  background: var(--hy-gold);
  border-radius: var(--hy-radius-pill);
  transition: background-color .2s var(--hy-ease),
              transform .2s var(--hy-ease),
              box-shadow .2s var(--hy-ease);
}

.hy-cta:hover {
  background: #F0B863;
  transform: translateY(-1px);
  box-shadow: 0 10px 26px -16px rgba(227, 168, 78, .95);
}

.hy-cta:active { transform: translateY(0); }

/* 移动导航按钮 */
.hy-navtoggle {
  position: relative;
  display: none;
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  margin-inline-start: .25rem;
  background: rgba(15, 43, 49, .7);
  border: 1px solid var(--hy-line);
  border-radius: 14px;
  transition: border-color .2s var(--hy-ease), background-color .2s var(--hy-ease);
}

.hy-navtoggle:hover { border-color: var(--hy-mist); }

.hy-navtoggle__bar {
  position: absolute;
  left: 50%;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--hy-paper);
  transform: translateX(-50%);
  transition: transform .25s var(--hy-ease), opacity .2s var(--hy-ease),
              background-color .2s var(--hy-ease);
}

.hy-navtoggle__bar:nth-child(1) { top: 15px; }
.hy-navtoggle__bar:nth-child(2) { top: 21px; }
.hy-navtoggle__bar:nth-child(3) { top: 27px; }

.hy-navtoggle[aria-expanded="true"] {
  border-color: var(--hy-signal);
  background: rgba(255, 106, 61, .12);
}

.hy-navtoggle[aria-expanded="true"] .hy-navtoggle__bar:nth-child(1) {
  transform: translateX(-50%) translateY(6px) rotate(45deg);
  background: var(--hy-signal);
}

.hy-navtoggle[aria-expanded="true"] .hy-navtoggle__bar:nth-child(2) { opacity: 0; }

.hy-navtoggle[aria-expanded="true"] .hy-navtoggle__bar:nth-child(3) {
  transform: translateX(-50%) translateY(-6px) rotate(-45deg);
  background: var(--hy-signal);
}

/* 阅读进度 */
.hy-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  pointer-events: none;
}

.hy-progress__bar {
  display: block;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, var(--hy-gold), var(--hy-signal));
  transform: scaleX(0);
  transform-origin: left center;
  opacity: 0;
  transition: opacity .35s var(--hy-ease);
}

.hy-header[data-scrolled] .hy-progress__bar { opacity: .95; }

/* ---------- 14. 页头移动端 ---------- */
@media (max-width: 960px) {
  .hy-navtoggle { display: block; }

  .hy-tools { display: none; }

  .hy-nav {
    position: fixed;
    top: var(--hy-header-h);
    left: 0;
    right: 0;
    margin: 0;
    max-height: calc(100dvh - var(--hy-header-h));
    padding: 1.1rem var(--hy-gutter) 1.7rem;
    overflow-y: auto;
    background: #0A2025;
    border-bottom: 1px solid var(--hy-line);
    box-shadow: 0 28px 46px -30px #000;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-10px);
    transition: opacity .26s var(--hy-ease),
                transform .26s var(--hy-ease),
                visibility .26s var(--hy-ease);
  }

  .hy-nav[data-open] {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }

  .hy-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .hy-nav__link {
    display: block;
    padding: .82rem .2rem;
    font-size: 1.04rem;
    border-bottom: 1px solid rgba(28, 66, 72, .7);
  }

  .hy-nav__link::after { display: none; }

  .hy-nav__link[aria-current="page"] { color: var(--hy-gold); }

  .hy-nav__link[aria-current="page"]::before {
    content: "—";
    margin-right: .5rem;
    color: var(--hy-signal);
  }

  .hy-nav__extra {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: .5rem .75rem;
    margin-top: 1.2rem;
  }

  .hy-nav__extra-link {
    padding: .35rem .8rem;
    font-family: var(--hy-font-mono);
    font-size: .74rem;
    letter-spacing: .06em;
    color: var(--hy-mist);
    background: rgba(15, 43, 49, .7);
    border: 1px solid var(--hy-line);
    border-radius: var(--hy-radius-pill);
    transition: color .2s var(--hy-ease), border-color .2s var(--hy-ease);
  }

  .hy-nav__extra-link:hover {
    color: var(--hy-gold);
    border-color: var(--hy-gold);
  }

  .hy-nav__extra .hy-cta { margin-top: .3rem; }
}

@media (max-width: 480px) {
  .hy-brand__line { display: none; }
  .hy-brand__mark { font-size: 1rem; }
}

/* ---------- 15. 页脚 ---------- */
.hy-footer {
  margin-top: clamp(3rem, 8vw, 6.5rem);
  color: rgba(243, 245, 239, .72);
  background: linear-gradient(180deg, #061519 0%, var(--hy-ink) 100%);
  border-top: 1px solid var(--hy-line);
}

.hy-footer__inner {
  display: grid;
  grid-template-columns: minmax(230px, 1.05fr) minmax(0, 2fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  width: 100%;
  max-width: var(--hy-max);
  margin-inline: auto;
  padding: clamp(2.3rem, 5vw, 3.8rem) var(--hy-gutter) clamp(1.6rem, 3vw, 2.4rem);
}

.hy-footer__mark {
  font-family: var(--hy-font-head);
  font-size: 1.28rem;
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--hy-paper);
}

.hy-footer__tag {
  margin-top: .5rem;
  font-family: var(--hy-font-mono);
  font-size: .7rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--hy-gold);
}

.hy-footer__note {
  max-width: 30ch;
  margin-top: .9rem;
  font-size: .86rem;
  line-height: 1.75;
  color: rgba(243, 245, 239, .58);
}

.hy-footer__mail {
  display: inline-block;
  margin-top: 1rem;
  padding-bottom: 2px;
  font-family: var(--hy-font-mono);
  font-size: .82rem;
  color: var(--hy-sand);
  border-bottom: 1px solid rgba(216, 199, 168, .35);
  transition: color .2s var(--hy-ease), border-color .2s var(--hy-ease);
}

.hy-footer__mail:hover {
  color: var(--hy-gold);
  border-bottom-color: var(--hy-gold);
}

.hy-footer__cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1.2rem, 3vw, 2.5rem);
}

.hy-footer__coltitle {
  margin-bottom: .9rem;
  padding-bottom: .7rem;
  font-family: var(--hy-font-mono);
  font-size: .68rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--hy-mist);
  border-bottom: 1px solid var(--hy-line);
}

.hy-footer__list li + li { margin-top: .1rem; }

.hy-footer__link {
  position: relative;
  display: block;
  padding: .3rem 0;
  font-size: .9rem;
  color: rgba(243, 245, 239, .72);
  transition: color .2s var(--hy-ease), padding-left .2s var(--hy-ease);
}

.hy-footer__link::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 0;
  height: 1px;
  background: var(--hy-gold);
  transition: width .2s var(--hy-ease);
}

.hy-footer__link:hover {
  padding-left: .7rem;
  color: var(--hy-paper);
}

.hy-footer__link:hover::before { width: .45rem; }

.hy-footer__base {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .8rem 1.5rem;
  width: 100%;
  max-width: var(--hy-max);
  margin-inline: auto;
  padding: 1.1rem var(--hy-gutter) 1.7rem;
  font-family: var(--hy-font-mono);
  font-size: .72rem;
  letter-spacing: .04em;
  color: rgba(243, 245, 239, .48);
  border-top: 1px solid var(--hy-line);
}

.hy-footer__legal { margin: 0; }

.hy-footer__legalnav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.1rem;
}

.hy-footer__legalnav a {
  color: inherit;
  transition: color .2s var(--hy-ease);
}

.hy-footer__legalnav a:hover { color: var(--hy-gold); }

@media (max-width: 900px) {
  .hy-footer__inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 2rem;
  }

  .hy-footer__cols {
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  }
}

/* ---------- 16. 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

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

  .hy-nav__link::after,
  .hy-footer__link::before { transition: none; }
}