/* ==========================================================================
   星空赛场 · 共享站点样式 /assets/site.css
   深空蓝黑底 · 荧光青数据高亮 · 脉冲橙关键动作
   ========================================================================== */

:root {
  --gx-void: #05070D;
  --gx-panel: #0C1424;
  --gx-line: #16223A;
  --gx-cyan: #38F2E0;
  --gx-pulse: #FF7A2F;
  --gx-turf: #3FA65A;
  --gx-whistle: #F2C744;
  --gx-clay: #B4623C;
  --gx-stone: #8A93A6;
  --gx-cream: #EDF1F7;

  --gx-shell: 1280px;
  --gx-gutter: clamp(18px, 4vw, 56px);
  --gx-radius: 2px;
  --gx-ease: cubic-bezier(.2, .7, .3, 1);

  --gx-font-head: "Oswald", "Barlow Condensed", "Noto Sans SC", "PingFang SC", sans-serif;
  --gx-font-num: "JetBrains Mono", "Roboto Mono", ui-monospace, SFMono-Regular, monospace;
  --gx-font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
}

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

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

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

ul, ol { padding: 0; }

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

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

/* ---------- 基底 ---------- */
html { scroll-behavior: smooth; }

body {
  min-height: 100vh;
  font-family: var(--gx-font-body);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.75;
  color: var(--gx-cream);
  background-color: var(--gx-void);
  background-image:
    radial-gradient(1.2px 1.2px at 12% 22%, rgba(237, 241, 247, .55), transparent 60%),
    radial-gradient(1px 1px at 78% 12%, rgba(56, 242, 224, .5), transparent 60%),
    radial-gradient(1px 1px at 34% 62%, rgba(237, 241, 247, .32), transparent 60%),
    radial-gradient(1.4px 1.4px at 62% 84%, rgba(255, 122, 47, .45), transparent 60%),
    radial-gradient(1px 1px at 88% 58%, rgba(237, 241, 247, .28), transparent 60%),
    radial-gradient(900px 520px at 84% -6%, rgba(56, 242, 224, .07), transparent 70%),
    radial-gradient(720px 420px at 6% 106%, rgba(255, 122, 47, .06), transparent 70%);
  background-repeat: no-repeat;
  background-size: 100% 100%;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-family: var(--gx-font-head);
  font-weight: 600;
  letter-spacing: .01em;
  line-height: 1.14;
  color: var(--gx-cream);
}

h1 { font-size: clamp(2.1rem, 5.4vw, 4rem); }
h2 { font-size: clamp(1.5rem, 3.4vw, 2.35rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.45rem); }

p { max-width: 68ch; }

a {
  color: var(--gx-cyan);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

strong, b { color: var(--gx-cream); font-weight: 700; }

code, kbd, samp { font-family: var(--gx-font-num); font-size: .92em; }

::selection { background: rgba(56, 242, 224, .28); color: var(--gx-cream); }

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

/* ---------- 容器 ---------- */
.gx-shell {
  width: 100%;
  max-width: var(--gx-shell);
  margin-inline: auto;
  padding-inline: var(--gx-gutter);
}

/* ---------- 跳转链接 ---------- */
.gx-skip {
  position: absolute;
  top: -72px;
  left: 16px;
  z-index: 200;
  display: inline-block;
  padding: 10px 16px;
  background: var(--gx-cyan);
  color: #04121A;
  font-family: var(--gx-font-num);
  font-size: 12px;
  letter-spacing: .08em;
  text-decoration: none;
  border-radius: var(--gx-radius);
  transition: top .18s var(--gx-ease);
}

.gx-skip:focus { top: 12px; color: #04121A; }

/* ---------- 头部 ---------- */
.gx-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: rgba(5, 7, 13, .9);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gx-line);
  transition: background .2s var(--gx-ease), box-shadow .2s var(--gx-ease);
}

.gx-header[data-stuck] {
  background: rgba(5, 7, 13, .97);
  box-shadow: 0 18px 36px -28px rgba(0, 0, 0, .95);
}

.gx-header__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px 28px;
  padding-block: 14px;
}

.gx-header__beam {
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--gx-cyan), var(--gx-pulse) 78%, rgba(255, 122, 47, 0));
  transform: scaleX(var(--gx-progress, 0));
  transform-origin: 0 50%;
  transition: transform .12s linear;
}

/* 品牌 */
.gx-brand {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px 18px;
  min-width: 0;
}

.gx-brand__mark {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--gx-cream);
  text-decoration: none;
}

.gx-brand__glyph {
  position: relative;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  flex: none;
  background: conic-gradient(from 210deg, rgba(56, 242, 224, .85), rgba(56, 242, 224, 0) 68%);
  box-shadow: inset 0 0 0 1px rgba(56, 242, 224, .5);
}

.gx-brand__glyph::after {
  content: "";
  position: absolute;
  inset: 7px;
  border-radius: 50%;
  background: var(--gx-cyan);
  box-shadow: 0 0 10px rgba(56, 242, 224, .9);
}

.gx-brand__name {
  font-family: var(--gx-font-head);
  font-size: 21px;
  font-weight: 600;
  letter-spacing: .18em;
  line-height: 1;
}

.gx-brand__tag {
  font-family: var(--gx-font-num);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--gx-stone);
  max-width: none;
}

/* 右上信息 */
.gx-header__meta {
  display: flex;
  align-items: center;
  gap: 18px;
  font-family: var(--gx-font-num);
  font-size: 12px;
}

.gx-pulse {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--gx-turf);
  letter-spacing: .12em;
}

.gx-pulse__dot {
  width: 7px;
  height: 7px;
  flex: none;
  border-radius: 50%;
  background: var(--gx-turf);
  box-shadow: 0 0 10px rgba(63, 166, 90, .9);
  animation: gx-beat 2.4s var(--gx-ease) infinite;
}

@keyframes gx-beat {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .4; transform: scale(.76); }
}

.gx-header__link {
  color: var(--gx-cream);
  text-decoration: none;
  letter-spacing: .12em;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(56, 242, 224, .45);
  transition: color .18s var(--gx-ease), border-color .18s var(--gx-ease);
}

.gx-header__link:hover { color: var(--gx-cyan); border-bottom-color: var(--gx-cyan); }

/* ---------- 导航 ---------- */
.gx-nav { border-top: 1px solid var(--gx-line); }

.gx-nav__inner {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 54px;
}

.gx-nav__toggle {
  display: none;
  align-items: center;
  gap: 10px;
  margin-block: 8px;
  padding: 9px 14px;
  background: rgba(12, 20, 36, .8);
  border: 1px solid var(--gx-line);
  border-radius: var(--gx-radius);
  color: var(--gx-cream);
  cursor: pointer;
  transition: border-color .18s var(--gx-ease), color .18s var(--gx-ease);
}

.gx-nav__toggle:hover { border-color: rgba(56, 242, 224, .55); color: var(--gx-cyan); }

.gx-nav__toggle-text {
  font-family: var(--gx-font-num);
  font-size: 12px;
  letter-spacing: .14em;
}

.gx-nav__bars {
  position: relative;
  display: block;
  width: 16px;
  height: 2px;
  flex: none;
  background: currentColor;
  transition: background .18s var(--gx-ease);
}

.gx-nav__bars::before,
.gx-nav__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 16px;
  height: 2px;
  background: currentColor;
  transition: transform .18s var(--gx-ease);
}

.gx-nav__bars::before { top: -5px; }
.gx-nav__bars::after { top: 5px; }

.gx-nav[data-open] .gx-nav__bars { background: transparent; }
.gx-nav[data-open] .gx-nav__bars::before { transform: translateY(5px) rotate(45deg); }
.gx-nav[data-open] .gx-nav__bars::after { transform: translateY(-5px) rotate(-45deg); }

.gx-nav__list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.gx-nav__list a {
  position: relative;
  display: block;
  padding: 16px 14px;
  font-family: var(--gx-font-num);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--gx-stone);
  text-decoration: none;
  transition: color .18s var(--gx-ease);
}

.gx-nav__list a::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 9px;
  height: 2px;
  background: var(--gx-cyan);
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform .18s var(--gx-ease);
}

.gx-nav__list a:hover { color: var(--gx-cream); }
.gx-nav__list a:hover::after { transform: scaleX(1); }

.gx-nav__list a[aria-current="page"] { color: var(--gx-cyan); }
.gx-nav__list a[aria-current="page"]::after { transform: scaleX(1); }

.gx-nav__cta {
  margin-left: auto;
  padding: 9px 16px;
  font-size: 12px;
  letter-spacing: .1em;
}

/* ---------- 按钮 ---------- */
.gx-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border: 1px solid var(--gx-line);
  border-radius: var(--gx-radius);
  background: transparent;
  color: var(--gx-cream);
  font-family: var(--gx-font-num);
  font-size: 13px;
  letter-spacing: .1em;
  text-decoration: none;
  cursor: pointer;
  transition: transform .18s var(--gx-ease), border-color .18s var(--gx-ease),
              background-color .18s var(--gx-ease), color .18s var(--gx-ease);
}

.gx-btn:hover { transform: translateY(-2px); }

.gx-btn--primary {
  background: var(--gx-pulse);
  border-color: var(--gx-pulse);
  color: #140600;
  font-weight: 700;
  box-shadow: 0 10px 26px -18px rgba(255, 122, 47, .95);
}

.gx-btn--primary:hover { background: #FF8E4D; border-color: #FF8E4D; }

.gx-btn--ghost {
  color: var(--gx-cyan);
  border-color: rgba(56, 242, 224, .45);
  background: rgba(56, 242, 224, .05);
}

.gx-btn--ghost:hover { border-color: var(--gx-cyan); background: rgba(56, 242, 224, .12); }

/* ---------- 状态标签 ---------- */
.gx-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 9px;
  border: 1px solid var(--gx-line);
  border-radius: var(--gx-radius);
  font-family: var(--gx-font-num);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--gx-stone);
  white-space: nowrap;
}

.gx-tag--live {
  color: var(--gx-turf);
  border-color: rgba(63, 166, 90, .45);
  background: rgba(63, 166, 90, .1);
}

.gx-tag--pending {
  color: var(--gx-whistle);
  border-color: rgba(242, 199, 68, .45);
  background: rgba(242, 199, 68, .1);
}

.gx-tag--key {
  color: var(--gx-pulse);
  border-color: rgba(255, 122, 47, .45);
  background: rgba(255, 122, 47, .1);
}

/* ---------- 面包屑 ---------- */
.gx-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--gx-font-num);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--gx-stone);
}

.gx-crumbs__item {
  color: var(--gx-stone);
  text-decoration: none;
  transition: color .18s var(--gx-ease);
}

.gx-crumbs__item:hover { color: var(--gx-cyan); }

/* ---------- 区块骨架 ---------- */
.gx-section { padding-block: clamp(40px, 7vw, 88px); }

.gx-section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px 24px;
  padding-bottom: 14px;
  margin-bottom: clamp(22px, 3vw, 36px);
  border-bottom: 1px solid var(--gx-line);
}

.gx-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--gx-font-num);
  font-size: 11px;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--gx-cyan);
}

.gx-eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  flex: none;
  background: var(--gx-cyan);
}

.gx-rule {
  border: 0;
  border-top: 1px solid var(--gx-line);
  margin: 0;
}

/* ---------- 网格 ---------- */
.gx-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(16px, 2.4vw, 32px);
}

/* ---------- 卡片 ---------- */
.gx-card {
  position: relative;
  background: var(--gx-panel);
  border: 1px solid var(--gx-line);
  border-radius: var(--gx-radius);
  padding: clamp(18px, 2.4vw, 28px);
  opacity: .92;
  transition: transform .22s var(--gx-ease), border-color .22s var(--gx-ease),
              opacity .22s var(--gx-ease), box-shadow .22s var(--gx-ease);
}

.gx-card:hover {
  transform: translateY(-4px);
  border-color: rgba(56, 242, 224, .55);
  opacity: 1;
  box-shadow: 0 22px 40px -34px rgba(56, 242, 224, .8);
}

.gx-card--flat:hover { transform: none; }

/* ---------- 大数字锚点 ---------- */
.gx-figure { display: block; }

.gx-figure__value {
  display: block;
  font-family: var(--gx-font-num);
  font-weight: 700;
  font-size: clamp(3.2rem, 10vw, 7rem);
  line-height: .9;
  letter-spacing: -.02em;
  font-variant-numeric: tabular-nums;
  color: var(--gx-cyan);
  text-shadow: 0 0 28px rgba(56, 242, 224, .32);
}

.gx-figure__label {
  display: block;
  margin-top: 10px;
  font-family: var(--gx-font-num);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--gx-stone);
}

/* ---------- 图片容器（页面阶段复用） ---------- */
.gx-media {
  position: relative;
  display: block;
  width: 100%;
  overflow: hidden;
  background: linear-gradient(160deg, #0C1424, #05070D 70%);
  border: 1px solid var(--gx-line);
  border-radius: var(--gx-radius);
}

.gx-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gx-media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(56, 242, 224, .16), transparent 44%),
    radial-gradient(120% 80% at 88% -12%, rgba(255, 122, 47, .18), transparent 62%),
    linear-gradient(0deg, rgba(5, 7, 13, .55), transparent 55%);
  mix-blend-mode: screen;
}

.gx-media--wide { aspect-ratio: 16 / 9; }
.gx-media--tall { aspect-ratio: 3 / 4; }
.gx-media--square { aspect-ratio: 1 / 1; }
.gx-media--pitch { aspect-ratio: 21 / 9; }

.gx-media__cap {
  display: block;
  margin-top: 10px;
  font-family: var(--gx-font-num);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--gx-stone);
}

/* ---------- 滚动显现 ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .5s var(--gx-ease), transform .5s var(--gx-ease);
}

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

/* ---------- 页脚 ---------- */
.gx-footer {
  position: relative;
  margin-top: clamp(56px, 9vw, 120px);
  background: var(--gx-panel);
  border-top: 1px solid var(--gx-line);
  color: var(--gx-stone);
  font-size: 14px;
}

.gx-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: min(260px, 42%);
  height: 2px;
  background: linear-gradient(90deg, var(--gx-cyan), rgba(56, 242, 224, 0));
}

.gx-footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: clamp(26px, 4vw, 56px);
  padding-block: clamp(36px, 6vw, 72px);
}

.gx-footer__mark {
  display: block;
  font-family: var(--gx-font-head);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: .18em;
  color: var(--gx-cream);
}

.gx-footer__note {
  margin-top: 12px;
  max-width: 36ch;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--gx-stone);
}

.gx-footer__contact {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
  font-size: 13px;
  color: var(--gx-cream);
}

.gx-footer__contact li {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  color: var(--gx-cream);
  word-break: break-word;
}

.gx-footer__contact span {
  font-family: var(--gx-font-num);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--gx-stone);
}

.gx-footer__col { min-width: 0; }

.gx-footer__title {
  font-family: var(--gx-font-num);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gx-cyan);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--gx-line);
}

.gx-footer__links {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.gx-footer__links a {
  color: var(--gx-stone);
  text-decoration: none;
  transition: color .18s var(--gx-ease), padding-left .18s var(--gx-ease);
}

.gx-footer__links a:hover {
  color: var(--gx-cream);
  padding-left: 4px;
}

.gx-footer__base {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 24px;
  padding-block: 20px;
  border-top: 1px solid var(--gx-line);
  font-family: var(--gx-font-num);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--gx-stone);
}

.gx-footer__base p { max-width: none; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .gx-footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 899px) {
  .gx-header__top { padding-block: 12px; gap: 10px 18px; }

  .gx-brand__name { font-size: 18px; letter-spacing: .14em; }

  .gx-pulse { display: none; }

  .gx-nav__inner { flex-wrap: wrap; padding-block: 0; }

  .gx-nav__toggle { display: inline-flex; }

  .gx-nav__cta { margin-left: auto; }

  .gx-nav__list {
    order: 3;
    flex-basis: 100%;
    flex-direction: column;
    align-items: stretch;
    flex-wrap: nowrap;
    gap: 0;
    max-height: 0;
    overflow: hidden;
    visibility: hidden;
    background: var(--gx-panel);
    border: 1px solid var(--gx-line);
    border-top: none;
    border-radius: 0 0 var(--gx-radius) var(--gx-radius);
    transition: max-height .28s var(--gx-ease), visibility .28s var(--gx-ease);
  }

  .gx-nav[data-open] .gx-nav__list {
    max-height: min(72vh, 520px);
    overflow-y: auto;
    visibility: visible;
  }

  .gx-nav__list li + li { border-top: 1px solid var(--gx-line); }

  .gx-nav__list a {
    padding: 15px 20px;
    font-size: 14px;
    color: var(--gx-cream);
  }

  .gx-nav__list a::after { display: none; }

  .gx-nav__list a[aria-current="page"] {
    color: var(--gx-cyan);
    background: rgba(56, 242, 224, .06);
    box-shadow: inset 3px 0 0 var(--gx-cyan);
  }

  .gx-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  body { font-size: 15.5px; }

  .gx-header__meta { gap: 12px; }

  .gx-footer__grid { grid-template-columns: 1fr; gap: 28px; }

  .gx-footer__base { justify-content: flex-start; }

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

/* ---------- 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;
  }

  .gx-pulse__dot { animation: none; }

  .gx-card:hover,
  .gx-btn:hover { transform: none; }

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