/* ===== 完美电竞赛场 · 共享样式 /assets/site.css ===== */

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

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

body {
  margin: 0;
  min-height: 100%;
  background-color: #070B14;
  background-image:
    radial-gradient(900px 540px at 84% -10%, rgba(49, 230, 255, .12), transparent 62%),
    radial-gradient(720px 480px at 4% 2%, rgba(255, 61, 139, .09), transparent 60%),
    linear-gradient(180deg, #070B14 0%, #070B14 58%, #050810 100%);
  background-repeat: no-repeat;
  color: #EAF6FF;
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  margin: 0;
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--white);
}

p, figure, ul, ol, dl { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, svg, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
table { border-collapse: collapse; width: 100%; }

:root {
  color-scheme: dark;

  --ink: #070B14;
  --panel: #0C1422;
  --panel-deep: #091020;
  --rail: #13233A;
  --cyan: #31E6FF;
  --magenta: #FF3D8B;
  --amber: #FFB84D;
  --blue: #2F7BFF;
  --danger: #FF5A5F;
  --white: #EAF6FF;
  --muted: #A9B8C8;

  --line: rgba(19, 35, 58, .95);
  --line-soft: rgba(19, 35, 58, .55);
  --shadow-lg: 0 34px 70px -46px #000;
  --glow-cyan: 0 0 24px rgba(49, 230, 255, .38);

  --wrap-max: 1240px;
  --gutter: clamp(16px, 4vw, 44px);

  --sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: ui-monospace, "SFMono-Regular", "JetBrains Mono", "Cascadia Mono", Consolas, "Liberation Mono", monospace;

  --cut: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
}

::selection { background: var(--magenta); color: #0A0207; }

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

#main-content:focus { outline: none; }

/* ===== 排版基础 ===== */
.wrap {
  width: 100%;
  max-width: var(--wrap-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.text-muted { color: var(--muted); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--cyan);
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--cyan);
  box-shadow: var(--glow-cyan);
}

.section { padding-block: clamp(40px, 7vw, 82px); }
.section--tight { padding-block: clamp(26px, 4vw, 48px); }

.section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: clamp(20px, 3vw, 34px);
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.section-title {
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.15;
}

.section-lede {
  max-width: 62ch;
  font-size: 15.5px;
  color: var(--muted);
}

.divider {
  height: 1px;
  border: 0;
  margin-block: 26px;
  background: linear-gradient(90deg, var(--rail), rgba(19, 35, 58, 0));
}

.note {
  padding: 12px 16px;
  border-left: 3px solid var(--amber);
  background: rgba(255, 184, 77, .07);
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(234, 246, 255, .92);
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 22px;
  border: 1px solid var(--rail);
  background: rgba(19, 35, 58, .6);
  color: var(--white);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .06em;
  clip-path: var(--cut);
  transition: transform .18s ease, background .18s ease, border-color .18s ease, color .18s ease;
}
.btn:hover {
  transform: translateY(-2px);
  border-color: var(--cyan);
  background: rgba(49, 230, 255, .14);
}
.btn:focus-visible { outline-offset: 2px; }

.btn--amber {
  border-color: var(--amber);
  background: linear-gradient(100deg, var(--amber), #FFD79A);
  color: #1A0F00;
}
.btn--amber:hover {
  background: linear-gradient(100deg, #FFCB70, var(--amber));
  color: #1A0F00;
}

.btn--cyan {
  border-color: var(--cyan);
  background: var(--cyan);
  color: #03121A;
}
.btn--cyan:hover { background: #8AF2FF; color: #03121A; }

.btn--ghost {
  border-color: rgba(49, 230, 255, .5);
  background: transparent;
  color: var(--cyan);
}
.btn--ghost:hover { background: rgba(49, 230, 255, .12); color: var(--white); }

.btn--sm {
  padding: 8px 14px;
  font-size: 12.5px;
}

/* ===== 跳转链接 ===== */
.skip-link {
  position: absolute;
  left: 12px;
  top: -70px;
  z-index: 200;
  padding: 10px 18px;
  background: var(--cyan);
  color: #03121A;
  font-weight: 700;
  font-size: 14px;
  clip-path: var(--cut);
  transition: top .2s ease;
}
.skip-link:focus { top: 12px; }

/* ===== 头部 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(7, 11, 20, .94);
  border-bottom: 2px solid var(--rail);
  box-shadow: 0 22px 44px -34px #000;
  backdrop-filter: blur(9px);
  -webkit-backdrop-filter: blur(9px);
}

.site-header::after {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 0;
  height: 2px;
  pointer-events: none;
  background: linear-gradient(90deg, var(--cyan), var(--magenta) 46%, var(--amber) 82%, transparent);
  opacity: .85;
}

.hud-top__inner {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: clamp(12px, 2vw, 26px);
  padding-block: 13px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
}

.brand__glyph {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: .08em;
  color: var(--cyan);
  border: 2px solid var(--cyan);
  background: rgba(49, 230, 255, .09);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
  box-shadow: inset 0 0 22px rgba(49, 230, 255, .22);
}

.brand__text { display: block; }

.brand__name {
  display: block;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: .06em;
  color: var(--white);
}

.brand__sub {
  display: block;
  margin-top: 1px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--muted);
}

.hud-status {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-inline-start: auto;
  padding: 6px 13px;
  border: 1px solid rgba(255, 184, 77, .38);
  background: rgba(255, 184, 77, .08);
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: .1em;
  color: #FFD79A;
  white-space: nowrap;
}

.hud-status__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 3px rgba(255, 184, 77, .18), 0 0 14px rgba(255, 184, 77, .85);
  animation: hud-pulse 2.8s ease-in-out infinite;
}

@keyframes hud-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .45; transform: scale(.82); }
}

.hud-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}

.rail-toggle,
.nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 8px 13px;
  border: 1px solid var(--rail);
  background: var(--panel);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .12em;
  transition: color .18s ease, border-color .18s ease, background .18s ease;
}
.rail-toggle:hover,
.nav-toggle:hover {
  color: var(--white);
  border-color: rgba(49, 230, 255, .55);
  background: rgba(49, 230, 255, .1);
}
.rail-toggle[aria-expanded="true"],
.nav-toggle[aria-expanded="true"] {
  color: var(--cyan);
  border-color: var(--cyan);
  background: rgba(49, 230, 255, .14);
}

.rail-toggle__bars,
.nav-toggle__bars {
  display: grid;
  gap: 3px;
  width: 16px;
}
.rail-toggle__bars i,
.nav-toggle__bars i {
  display: block;
  height: 2px;
  width: 100%;
  background: currentColor;
}
.rail-toggle__bars i:nth-child(2),
.nav-toggle__bars i:nth-child(2) { width: 72%; }
.rail-toggle__bars i:nth-child(3),
.nav-toggle__bars i:nth-child(3) { width: 44%; }

.nav-toggle { display: none; }

/* 第二层导航 */
.hud-nav {
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(12, 20, 34, .92), rgba(7, 11, 20, .86));
}

.hud-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.primary-nav { display: block; }

.primary-nav__list {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
}

.primary-nav__item { display: block; }

.primary-nav a {
  display: block;
  padding: 12px 16px;
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--muted);
  border-bottom: 2px solid transparent;
  transition: color .18s ease, background .18s ease, border-color .18s ease;
}
.primary-nav a:hover {
  color: var(--white);
  background: rgba(49, 230, 255, .07);
}
.primary-nav a[aria-current="page"] {
  color: var(--white);
  border-bottom-color: var(--cyan);
  background: linear-gradient(180deg, rgba(49, 230, 255, 0), rgba(49, 230, 255, .16));
  box-shadow: inset 0 -14px 24px -20px var(--cyan);
}

.hud-nav__meta {
  display: flex;
  gap: 18px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .28em;
  color: rgba(169, 184, 200, .55);
  white-space: nowrap;
}

/* 数据轨道侧栏 */
.tactical-rail {
  position: fixed;
  inset: 0 0 0 auto;
  z-index: 90;
  width: min(330px, 88vw);
  display: grid;
  align-content: start;
  gap: 12px;
  padding: 20px 20px 34px;
  overflow-y: auto;
  background: linear-gradient(180deg, #0C1422, #060A12);
  border-left: 2px solid var(--cyan);
  box-shadow: -34px 0 70px -34px #000;
  animation: rail-in .32s cubic-bezier(.2, .8, .2, 1) both;
}
.tactical-rail[hidden] { display: none; }

@keyframes rail-in {
  from { transform: translateX(18px); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

.rail-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.rail-title {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .3em;
  color: var(--cyan);
}

.rail-close {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  font-size: 18px;
  line-height: 1;
  color: var(--muted);
  border: 1px solid var(--rail);
  background: rgba(19, 35, 58, .5);
  transition: color .18s ease, border-color .18s ease;
}
.rail-close:hover { color: var(--cyan); border-color: var(--cyan); }

.rail-note {
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--rail);
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--muted);
}

.rail-link {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 12px 12px;
  border: 1px solid var(--line);
  background: rgba(19, 35, 58, .3);
  transition: border-color .18s ease, background .18s ease, transform .18s ease;
}
.rail-link:hover {
  border-color: var(--cyan);
  background: rgba(49, 230, 255, .1);
  transform: translateX(-3px);
}

.rail-link__idx {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--amber);
}

.rail-link__label {
  font-size: 14px;
  font-weight: 600;
  color: var(--white);
}

.rail-link__hint {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--muted);
}

/* 滚动进度 */
.scroll-track {
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 2px;
  background: rgba(19, 35, 58, .9);
  pointer-events: none;
}
.scroll-track__bar {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--cyan), var(--magenta));
  box-shadow: 0 0 14px rgba(49, 230, 255, .75);
}

/* ===== 页脚 ===== */
.site-footer {
  position: relative;
  margin-top: clamp(48px, 8vw, 96px);
  border-top: 2px solid var(--rail);
  background: linear-gradient(180deg, #0A1120 0%, #050810 72%);
  color: var(--white);
  overflow: hidden;
}

.footer-gridline {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(115deg, rgba(49, 230, 255, .07) 0 1px, transparent 1px 66px),
    repeating-linear-gradient(0deg, rgba(255, 61, 139, .05) 0 1px, transparent 1px 48px);
  opacity: .55;
}

.footer__inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, .8fr) minmax(0, 1.1fr);
  gap: clamp(24px, 4vw, 56px);
  padding-block: clamp(34px, 6vw, 62px);
}

.footer__brand { min-width: 0; }

.brand--footer { margin-bottom: 14px; }
.brand--footer .brand__glyph {
  color: var(--amber);
  border-color: var(--amber);
  background: rgba(255, 184, 77, .1);
  box-shadow: inset 0 0 22px rgba(255, 184, 77, .2);
}

.footer__note {
  max-width: 36ch;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

.footer__icp {
  display: inline-block;
  margin-top: 16px;
  padding: 6px 11px;
  border: 1px solid var(--rail);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: rgba(169, 184, 200, .85);
}

.footer__title {
  margin-bottom: 14px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--cyan);
}

.footer__list li + li { margin-top: 9px; }

.footer__list a {
  font-size: 14.5px;
  color: var(--muted);
  transition: color .18s ease, padding-left .18s ease;
}
.footer__list a:hover {
  color: var(--white);
  padding-left: 4px;
  text-decoration: underline;
  text-decoration-color: var(--cyan);
  text-underline-offset: 5px;
}

.footer__list--contact li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
}

.footer__label {
  flex: 0 0 auto;
  min-width: 40px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: rgba(169, 184, 200, .6);
}

.footer__value {
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.6;
  color: var(--white);
  word-break: break-word;
}

.footer__hint {
  margin-top: 16px;
  padding-left: 12px;
  border-left: 2px solid var(--amber);
  font-size: 12.5px;
  line-height: 1.7;
  color: rgba(169, 184, 200, .8);
}

.footer__base {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding-block: 18px 24px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: rgba(169, 184, 200, .72);
}

.footer__base-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}
.footer__base-links a { color: rgba(169, 184, 200, .8); }
.footer__base-links a:hover { color: var(--cyan); }

/* 移动端固定轨道 */
.mobile-dock { display: none; }

/* ===== 通用内容组件 ===== */
.panel {
  position: relative;
  padding: clamp(18px, 2.6vw, 28px);
  border: 2px solid var(--rail);
  background: linear-gradient(160deg, rgba(12, 20, 34, .96), rgba(9, 16, 32, .96));
  box-shadow: var(--shadow-lg);
}

.panel--rail { border-left: 4px solid var(--cyan); }

.panel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--rail);
}

.grid {
  display: grid;
  gap: clamp(14px, 2vw, 22px);
}
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

.stat-card {
  padding: 16px 18px;
  border: 1px solid var(--rail);
  border-top: 2px solid var(--cyan);
  background: rgba(12, 20, 34, .9);
  box-shadow: 0 22px 44px -38px #000;
}

.stat-card__label {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--muted);
}

.stat-card__value {
  display: block;
  margin-top: 6px;
  font-family: var(--mono);
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--white);
}

.data-figure {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
}

.data-figure__value {
  font-size: clamp(38px, 7vw, 72px);
  font-weight: 800;
  line-height: .95;
  letter-spacing: -.03em;
  color: var(--white);
}

.data-figure__unit {
  font-size: 14px;
  letter-spacing: .12em;
  color: var(--cyan);
}

.data-figure__label {
  display: block;
  margin-top: 6px;
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--muted);
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border: 1px solid rgba(49, 230, 255, .35);
  background: rgba(49, 230, 255, .08);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--cyan);
}
.chip--amber {
  border-color: rgba(255, 184, 77, .42);
  background: rgba(255, 184, 77, .1);
  color: #FFD79A;
}
.chip--magenta {
  border-color: rgba(255, 61, 139, .42);
  background: rgba(255, 61, 139, .1);
  color: #FF9BC3;
}

/* 图片容器基础规则 */
.media-frame {
  position: relative;
  overflow: hidden;
  border: 2px solid var(--rail);
  background: linear-gradient(140deg, #0C1422, #080E18);
  box-shadow: var(--shadow-lg);
  isolation: isolate;
}
.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(0deg, rgba(49, 230, 255, .06) 0 1px, transparent 1px 4px);
  opacity: .5;
  mix-blend-mode: screen;
}
.media-frame--16x9 { aspect-ratio: 16 / 9; }
.media-frame--4x3 { aspect-ratio: 4 / 3; }
.media-frame--1x1 { aspect-ratio: 1 / 1; }
.media-frame--hero { aspect-ratio: 21 / 9; min-height: 200px; }

.media-frame__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(1.06) contrast(1.05);
}

.media-frame__caption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 10px 14px;
  background: linear-gradient(180deg, rgba(7, 11, 20, 0), rgba(7, 11, 20, .94));
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--white);
}

/* 时间线轨道 */
.track {
  position: relative;
  padding-left: 26px;
}
.track::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--cyan), rgba(255, 61, 139, .55), rgba(19, 35, 58, 0));
}
.track__item {
  position: relative;
  padding-block: 12px;
}
.track__item::before {
  content: "";
  position: absolute;
  left: -25px;
  top: 18px;
  width: 10px;
  height: 10px;
  background: var(--ink);
  border: 2px solid var(--cyan);
  transform: rotate(45deg);
}

/* 面包屑 */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-block: 14px 0;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: rgba(169, 184, 200, .75);
}
.breadcrumbs li { display: inline-flex; align-items: center; }
.breadcrumbs li + li::before {
  content: "/";
  margin-inline-end: 8px;
  color: rgba(49, 230, 255, .55);
}
.breadcrumbs a { color: var(--muted); }
.breadcrumbs a:hover { color: var(--cyan); }
.breadcrumbs [aria-current="page"] { color: var(--white); }

/* 筛选 */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.filter-btn {
  padding: 8px 14px;
  border: 1px solid var(--rail);
  background: rgba(12, 20, 34, .85);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--muted);
  transition: color .18s ease, border-color .18s ease, background .18s ease;
}
.filter-btn:hover {
  color: var(--white);
  border-color: rgba(49, 230, 255, .5);
}
.filter-btn[aria-pressed="true"] {
  color: var(--cyan);
  border-color: var(--cyan);
  background: rgba(49, 230, 255, .14);
  box-shadow: inset 0 0 0 1px rgba(49, 230, 255, .25);
}
.filter-item {
  transition: opacity .25s ease, transform .25s ease;
}
.filter-item[hidden] { display: none; }

/* 显现 */
.reveal { opacity: 1; transform: none; }
.reveal-ready .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal-ready .reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ===== 响应式 ===== */
@media (max-width: 1100px) {
  .hud-nav__meta { display: none; }
}

@media (max-width: 980px) {
  .footer__inner { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 900px) {
  .nav-toggle { display: inline-flex; }
  .rail-toggle { display: none; }

  .primary-nav { display: none; }
  .primary-nav[data-open] {
    display: block;
    animation: nav-in .26s ease both;
  }

  .primary-nav__list {
    flex-direction: column;
    gap: 0;
    padding-block: 8px;
  }

  .primary-nav a {
    padding: 14px 6px;
    border-bottom: 1px solid var(--line);
    border-left: 2px solid transparent;
    border-top: 0;
  }
  .primary-nav a[aria-current="page"] {
    border-left-color: var(--cyan);
    border-bottom-color: var(--line);
    background: linear-gradient(90deg, rgba(49, 230, 255, .16), rgba(49, 230, 255, 0));
    box-shadow: none;
  }

  .hud-nav__inner { display: block; }

  .hud-top__inner { justify-content: space-between; }
  .hud-actions { margin-inline-start: auto; }
}

@keyframes nav-in {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: none; }
}

@media (max-width: 760px) {
  .mobile-dock {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    position: fixed;
    left: 0; right: 0; bottom: 0;
    z-index: 70;
    padding-bottom: env(safe-area-inset-bottom, 0px);
    background: rgba(7, 11, 20, .97);
    border-top: 2px solid var(--rail);
    box-shadow: 0 -18px 40px -30px #000;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
  }
  .mobile-dock__item {
    padding: 11px 4px;
    text-align: center;
    font-size: 12px;
    letter-spacing: .04em;
    color: var(--muted);
    border-right: 1px solid var(--line-soft);
  }
  .mobile-dock__item:last-child { border-right: 0; }
  .mobile-dock__item:hover { color: var(--white); }
  .mobile-dock__item[aria-current="page"] { color: var(--cyan); }

  body { padding-bottom: 60px; }

  .hud-status {
    order: 3;
    flex: 1 0 100%;
    margin-inline-start: 0;
    justify-content: flex-start;
    font-size: 11.5px;
  }
  .footer__inner { grid-template-columns: minmax(0, 1fr); }
  .footer__brand { grid-column: auto; }
  .footer__base { justify-content: flex-start; }
}

@media (max-width: 520px) {
  .brand__name { font-size: 15.5px; }
  .brand__sub { font-size: 10px; letter-spacing: .16em; }
  .brand__glyph { width: 36px; height: 36px; font-size: 12px; }
  .btn--sm { padding: 7px 11px; font-size: 12px; }
  .hud-actions { gap: 8px; }
}

@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;
  }
  .reveal,
  .reveal-ready .reveal {
    opacity: 1 !important;
    transform: none !important;
  }
  .hud-status__dot { animation: none !important; }
  .tactical-rail { animation: none !important; }
}