/* ==========================================================================
   华体会赛场 · 共享站点样式 /assets/site.css
   深墨绿基底 · 米白纸页 · 青柠状态 · 暖沙注释 · 电光紫对照
   ========================================================================== */

:root {
  --forest: #0B2B24;
  --forest-2: #123B31;
  --moss: #2F5D4F;
  --lime: #C8FF3D;
  --sand: #E8D3A3;
  --violet: #8B5CF6;
  --stone: #6B7280;
  --cream: #F6F1E7;
  --clay: #B86B4B;
  --ink: #071A16;

  --font-display: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", system-ui, sans-serif;
  --font-body: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", ui-monospace, "Courier New", monospace;

  --shell-max: 1280px;
  --gutter: clamp(16px, 4vw, 48px);
  --line-dark: rgba(11, 43, 36, 0.16);
  --line-light: rgba(246, 241, 231, 0.14);
  --radius: 2px;
}

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

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

body {
  margin: 0;
  background: var(--cream);
  color: var(--forest);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg, video, canvas { display: block; max-width: 100%; height: auto; }
h1, h2, h3, h4, p, figure, blockquote, ul, ol, dl { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: inherit; }
button, input, select, textarea { font: inherit; color: inherit; }
table { border-collapse: collapse; width: 100%; }
[hidden] { display: none !important; }

:focus-visible {
  outline: 3px solid var(--clay);
  outline-offset: 3px;
  border-radius: var(--radius);
}
.site-header :focus-visible,
.site-footer :focus-visible {
  outline-color: var(--lime);
}

/* ---------- 布局与排版工具 ---------- */
.shell {
  width: 100%;
  max-width: var(--shell-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: clamp(36px, 6vw, 84px); }

.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(14px, 2vw, 28px);
}

.stack > * + * { margin-top: var(--stack-gap, 16px); }

.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}

.prose {
  max-width: 68ch;
  font-size: 17px;
  line-height: 1.8;
  color: #243B34;
}
.prose p + p { margin-top: 1.1em; }
.prose a { color: var(--clay); text-underline-offset: 3px; }

/* ---------- 跳链与滚动进度 ---------- */
.skip-link {
  position: fixed;
  left: 16px;
  top: -90px;
  z-index: 300;
  padding: 12px 20px;
  background: var(--lime);
  color: var(--forest);
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
  border-radius: var(--radius);
  transition: top 0.18s ease;
}
.skip-link:focus,
.skip-link:focus-visible { top: 12px; }

.scroll-progress {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  height: 3px;
  background: rgba(7, 26, 22, 0.35);
  z-index: 200;
  pointer-events: none;
}
.scroll-progress__bar {
  display: block;
  height: 100%;
  background: var(--lime);
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform 0.12s linear;
}

/* ---------- 页头 ---------- */
.site-header {
  position: relative;
  z-index: 90;
  background: var(--forest);
  color: var(--cream);
  font-family: var(--font-body);
}

.site-header__top {
  background: var(--ink);
  border-bottom: 1px solid rgba(246, 241, 231, 0.08);
}
.site-header__top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 46px;
  padding-block: 6px;
}

.brand-line {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--sand);
  text-transform: uppercase;
}
.brand-line__mark {
  width: 8px;
  height: 8px;
  flex: none;
  background: var(--lime);
  transform: rotate(45deg);
}
.brand-line__text { color: var(--sand); }
.brand-line__sub {
  padding-left: 12px;
  border-left: 1px solid rgba(246, 241, 231, 0.2);
  color: rgba(232, 211, 163, 0.6);
  letter-spacing: 0.06em;
}

.header-tools {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  flex-wrap: wrap;
}

.status-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--sand);
  white-space: nowrap;
}
.status-chip__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 3px rgba(200, 255, 61, 0.18);
}

.search-toggle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 14px;
  border: 1px solid rgba(246, 241, 231, 0.22);
  border-radius: 999px;
  background: rgba(246, 241, 231, 0.04);
  color: var(--sand);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}
.search-toggle:hover,
.search-toggle[aria-expanded="true"] {
  border-color: var(--lime);
  color: var(--lime);
  background: rgba(200, 255, 61, 0.08);
}
.search-toggle__icon {
  position: relative;
  width: 11px;
  height: 11px;
  flex: none;
  border: 1.5px solid currentColor;
  border-radius: 50%;
}
.search-toggle__icon::after {
  content: "";
  position: absolute;
  right: -4px;
  bottom: -3px;
  width: 6px;
  height: 1.5px;
  background: currentColor;
  transform: rotate(45deg);
  transform-origin: right center;
}

.search-panel {
  background: var(--forest-2);
  border-bottom: 1px solid rgba(200, 255, 61, 0.25);
}
.search-panel__inner { padding-block: 22px 26px; }
.search-panel__hint {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--sand);
  margin-bottom: 12px;
}
.search-panel__input {
  width: 100%;
  padding: 13px 16px;
  background: rgba(7, 26, 22, 0.55);
  border: 1px solid rgba(246, 241, 231, 0.2);
  border-radius: var(--radius);
  color: var(--cream);
  font-size: 15px;
}
.search-panel__input::placeholder { color: rgba(246, 241, 231, 0.42); }
.search-panel__input:focus,
.search-panel__input:focus-visible {
  outline: none;
  border-color: var(--lime);
  box-shadow: 0 0 0 3px rgba(200, 255, 61, 0.16);
}
.search-panel__list {
  margin-top: 16px;
  display: grid;
  gap: 2px;
}
.search-panel__list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 14px;
  font-size: 14px;
  color: rgba(246, 241, 231, 0.86);
  text-decoration: none;
  background: rgba(246, 241, 231, 0.035);
  border-left: 2px solid transparent;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}
.search-panel__list a::after {
  content: "→";
  font-family: var(--font-mono);
  color: rgba(232, 211, 163, 0.6);
}
.search-panel__list a:hover {
  background: rgba(200, 255, 61, 0.1);
  border-left-color: var(--lime);
  color: var(--lime);
}
.search-panel__empty {
  margin-top: 14px;
  font-size: 13px;
  color: rgba(232, 211, 163, 0.8);
}

.site-header__main { position: relative; }

.site-header__main-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(16px, 3vw, 40px);
  min-height: 82px;
  padding-block: 12px;
}

.brandmark {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--cream);
  justify-self: start;
}
.brandmark__glyph {
  position: relative;
  width: 30px;
  height: 30px;
  flex: none;
  background: var(--lime);
  clip-path: polygon(0 0, 100% 0, 100% 68%, 68% 100%, 0 100%);
}
.brandmark__glyph::after {
  content: "";
  position: absolute;
  inset: 9px;
  background: var(--forest);
}
.brandmark__text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.brandmark__name {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.brandmark__note {
  margin-top: 5px;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.28em;
  color: rgba(232, 211, 163, 0.75);
}

.primary-nav { margin: 0; justify-self: center; }
.primary-nav__list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: clamp(10px, 1.8vw, 24px);
}
.primary-nav__link {
  position: relative;
  display: inline-block;
  padding: 8px 2px;
  font-size: 14px;
  font-weight: 500;
  color: rgba(246, 241, 231, 0.78);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.18s ease;
}
.primary-nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 2px;
  height: 2px;
  background: var(--lime);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.22s ease;
}
.primary-nav__link:hover { color: var(--cream); }
.primary-nav__link:hover::after { transform: scaleX(1); }
.primary-nav__link[aria-current="page"] { color: var(--lime); }
.primary-nav__link[aria-current="page"]::after { transform: scaleX(1); }

.header-cta {
  display: flex;
  align-items: center;
  gap: 10px;
  justify-self: end;
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  flex: none;
  background: transparent;
  border: 1px solid rgba(246, 241, 231, 0.24);
  border-radius: var(--radius);
  color: var(--cream);
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.nav-toggle:hover {
  border-color: var(--lime);
  background: rgba(200, 255, 61, 0.1);
}
.nav-toggle__bars {
  position: relative;
  display: block;
  width: 18px;
  height: 12px;
}
.nav-toggle__bars span {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: currentColor;
  transition: transform 0.22s ease;
}
.nav-toggle__bars span:nth-child(1) { top: 0; }
.nav-toggle__bars span:nth-child(2) { bottom: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(1) {
  transform: translateY(5px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(2) {
  transform: translateY(-5px) rotate(-45deg);
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}
.btn--lime { background: var(--lime); color: var(--forest); }
.btn--lime:hover { background: var(--sand); transform: translateY(-1px); }
.btn--dark { background: var(--forest); color: var(--cream); }
.btn--dark:hover { background: var(--moss); }
.btn--ghost {
  background: transparent;
  color: var(--cream);
  border-color: rgba(246, 241, 231, 0.35);
}
.btn--ghost:hover { border-color: var(--lime); color: var(--lime); }
.btn--sm { padding: 9px 16px; font-size: 13px; }

/* ---------- 面包屑 ---------- */
.breadcrumb {
  background: var(--forest);
  border-top: 1px solid rgba(246, 241, 231, 0.08);
}
.breadcrumb__inner {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 42px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
}
.breadcrumb__label {
  flex: none;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: rgba(232, 211, 163, 0.6);
}
.breadcrumb__list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}
.breadcrumb__link {
  color: var(--sand);
  text-decoration: none;
  transition: color 0.18s ease;
}
.breadcrumb__link:hover { color: var(--lime); }
.breadcrumb__sep { color: rgba(246, 241, 231, 0.3); }
.breadcrumb__current { color: var(--lime); }

/* ---------- 层与容器组件 ---------- */
.glass {
  background: rgba(246, 241, 231, 0.08);
  border: 1px solid rgba(246, 241, 231, 0.18);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.plate {
  background: var(--cream);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
}
.plate--dark {
  background: var(--forest);
  color: var(--cream);
  border-color: var(--line-light);
}

.pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 7px 15px;
  border: 1px solid rgba(11, 43, 36, 0.24);
  border-radius: 999px;
  background: transparent;
  color: var(--forest);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.pill:hover { border-color: var(--forest); }
.pill[aria-pressed="true"],
.pill[aria-current="true"] {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--forest);
  font-weight: 700;
}

/* ---------- 图片容器基础规则 ---------- */
.media {
  position: relative;
  display: block;
  overflow: hidden;
  background: var(--forest-2);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
}
.media__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.media--wide { aspect-ratio: 16 / 9; }
.media--tall { aspect-ratio: 3 / 4; }
.media--square { aspect-ratio: 1 / 1; }
.media--skew {
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - clamp(20px, 4vw, 56px)), 0 100%);
}
.media__caption {
  position: absolute;
  inset-inline: 0;
  inset-block-end: 0;
  padding: 16px 18px 14px;
  background: linear-gradient(to top, rgba(7, 26, 22, 0.88), rgba(7, 26, 22, 0));
  color: var(--sand);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
}

/* ---------- 横向溢出轨道 ---------- */
.rail {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  padding-bottom: 12px;
  scrollbar-color: var(--moss) transparent;
}
.rail > * {
  flex: none;
  scroll-snap-align: start;
}

/* ---------- 可展开内容组 ---------- */
.acc { border-top: 1px solid rgba(11, 43, 36, 0.2); }
.acc__item { border-bottom: 1px solid rgba(11, 43, 36, 0.2); }
.acc__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: 100%;
  padding: 18px 4px;
  background: none;
  border: 0;
  color: inherit;
  font-family: inherit;
  font-size: 16px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: color 0.18s ease;
}
.acc__trigger::after {
  content: "";
  width: 9px;
  height: 9px;
  flex: none;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform 0.2s ease;
}
.acc__trigger[aria-expanded="true"] { color: var(--forest-2); }
.acc__trigger[aria-expanded="true"]::after { transform: rotate(-135deg); }
.acc__panel {
  padding: 0 4px 20px;
  font-size: 15px;
  line-height: 1.75;
  color: #2b3b36;
}

/* ---------- 复制按钮 ---------- */
.copy-btn {
  padding: 4px 10px;
  background: rgba(246, 241, 231, 0.06);
  border: 1px solid rgba(246, 241, 231, 0.24);
  border-radius: 999px;
  color: var(--sand);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.copy-btn:hover { border-color: var(--lime); color: var(--lime); }
.copy-btn[data-copied="true"] {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--forest);
}

/* ---------- 页脚 ---------- */
.site-footer {
  background: var(--ink);
  color: var(--cream);
  padding-block: clamp(40px, 6vw, 72px) 0;
}

.site-footer__lead {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: clamp(20px, 4vw, 56px);
  flex-wrap: wrap;
  padding-bottom: clamp(26px, 4vw, 44px);
  border-bottom: 1px solid rgba(246, 241, 231, 0.12);
}
.brandmark--footer { color: var(--cream); }
.brandmark--footer .brandmark__glyph::after { background: var(--ink); }
.site-footer__statement {
  max-width: 42ch;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(246, 241, 231, 0.68);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(20px, 3vw, 40px);
  padding-block: clamp(26px, 4vw, 44px);
  border-bottom: 1px solid rgba(246, 241, 231, 0.12);
}
.footer-col { min-width: 0; }
.footer-col__title {
  margin-bottom: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--sand);
}
.footer-col__list { display: grid; gap: 10px; }
.footer-col__link {
  font-size: 14px;
  color: rgba(246, 241, 231, 0.78);
  text-decoration: none;
  transition: color 0.18s ease;
}
.footer-col__link:hover { color: var(--lime); }

.footer-contact {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 20px;
  padding-block: clamp(24px, 3vw, 36px);
  border-bottom: 1px solid rgba(246, 241, 231, 0.12);
}
.footer-contact__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}
.footer-contact__key {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(232, 211, 163, 0.7);
}
.footer-contact__value {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 15px;
  color: var(--cream);
  overflow-wrap: anywhere;
}
.footer-contact__note {
  grid-column: 1 / -1;
  max-width: 68ch;
  font-size: 13px;
  line-height: 1.65;
  color: rgba(246, 241, 231, 0.6);
}

.site-footer__legal {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding-block: 22px 28px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: rgba(246, 241, 231, 0.55);
}
.site-footer__legal-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}
.site-footer__legal-links a {
  color: rgba(246, 241, 231, 0.7);
  text-decoration: none;
  transition: color 0.18s ease;
}
.site-footer__legal-links a:hover { color: var(--lime); }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .nav-toggle { display: inline-flex; }

  .site-header__main-inner {
    position: static;
    grid-template-columns: minmax(0, 1fr) auto;
    min-height: 72px;
  }

  .primary-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    display: none;
    z-index: 80;
    max-height: calc(100vh - 130px);
    overflow-y: auto;
    background: var(--forest-2);
    border-top: 1px solid rgba(246, 241, 231, 0.12);
    border-bottom: 1px solid rgba(246, 241, 231, 0.12);
    box-shadow: 0 26px 50px rgba(7, 26, 22, 0.55);
  }
  .primary-nav[data-open="true"] { display: block; }
  .primary-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding-block: 6px;
  }
  .primary-nav__link {
    display: block;
    padding: 15px var(--gutter);
    font-size: 16px;
    border-bottom: 1px solid rgba(246, 241, 231, 0.07);
    white-space: normal;
  }
  .primary-nav__link::after { display: none; }
  .primary-nav__link:hover { background: rgba(246, 241, 231, 0.05); }
  .primary-nav__link[aria-current="page"] {
    background: rgba(200, 255, 61, 0.09);
    box-shadow: inset 3px 0 0 var(--lime);
  }
}

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

@media (max-width: 760px) {
  .site-header__top-inner { flex-wrap: wrap; row-gap: 8px; }
  .brand-line { font-size: 10px; letter-spacing: 0.06em; }
  .brand-line__sub { display: none; }
  .status-chip { display: none; }
  .search-toggle { padding: 0; width: 34px; height: 34px; justify-content: center; }
  .search-toggle__label { display: none; }
  .header-tools { gap: 8px; }

  .brandmark__name { font-size: 17px; }
  .brandmark__note { letter-spacing: 0.2em; }
  .header-cta .btn { padding: 10px 14px; font-size: 12px; }

  .search-panel__inner { padding-block: 18px 20px; }

  .site-footer__lead { flex-direction: column; }
  .site-footer__statement { max-width: none; }
}

@media (max-width: 520px) {
  .footer-grid { grid-template-columns: 1fr; gap: 22px; }
  .breadcrumb__inner { flex-wrap: wrap; gap: 8px; }
  .site-footer__legal { flex-direction: column; align-items: flex-start; }
  .header-cta .btn { display: none; }
}

/* ---------- 动效降级 ---------- */
@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;
    scroll-behavior: auto !important;
  }
}