/* ==========================================================================
   星空体育入口 · 共享样式表 /assets/site.css
   午夜蓝底 / 星图分区 / 青紫渐变描边 / 粗边框硬阴影
   ========================================================================== */

/* --- 0. Reset ----------------------------------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }

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

body {
  margin: 0;
  min-height: 100vh;
  background: #070B18;
  color: var(--text);
  font: 400 16px/1.75 var(--sans);
  letter-spacing: .01em;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    radial-gradient(1100px 640px at 78% -10%, rgba(108, 76, 241, .22), transparent 62%),
    radial-gradient(820px 520px at 4% 2%, rgba(34, 224, 214, .10), transparent 60%),
    radial-gradient(circle at 1px 1px, rgba(154, 166, 196, .13) 1px, transparent 1px);
  background-size: auto, auto, 24px 24px;
}

img { max-width: 100%; display: block; }
button { font: inherit; color: inherit; }
ul, ol { margin: 0; }

h1, h2, h3, h4 {
  margin: 0;
  font-weight: 800;
  letter-spacing: -.01em;
  line-height: 1.25;
}

p { margin: 0; }

a { color: var(--cyan); }

[hidden] { display: none !important; }

#main-content {
  position: relative;
  z-index: 1;
  display: block;
  scroll-margin-top: 140px;
}

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

/* --- 1. 变量 ------------------------------------------------------------ */
:root {
  --ink: #070B18;
  --panel: #0E1730;
  --line: #1B2748;
  --violet: #6C4CF1;
  --cyan: #22E0D6;
  --amber: #FFB63D;
  --text: #E6EAF5;
  --muted: #9AA6C4;
  --coral: #FF6B6B;
  --cream: #F4EFE3;

  --grad: linear-gradient(90deg, var(--violet), var(--cyan));
  --radius: 4px;
  --shadow-hard: 6px 6px 0 rgba(0, 0, 0, .5);
  --shadow-soft: 0 18px 44px -26px rgba(0, 0, 0, .95);
  --wrap-max: 1240px;

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

/* --- 2. 通用布局 -------------------------------------------------------- */
.wrap {
  position: relative;
  width: 100%;
  max-width: var(--wrap-max);
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 40px);
}

.grid { display: grid; gap: clamp(14px, 1.8vw, 22px); }
.grid--12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }
.grid--auto { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }

.col-3 { grid-column: span 3; }
.col-4 { grid-column: span 4; }
.col-5 { grid-column: span 5; }
.col-6 { grid-column: span 6; }
.col-7 { grid-column: span 7; }
.col-8 { grid-column: span 8; }
.col-12 { grid-column: span 12; }

.section { padding: clamp(30px, 5vw, 62px) 0; position: relative; z-index: 1; }

.section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 12px 18px;
  padding-bottom: 14px;
  margin-bottom: 22px;
  border-bottom: 1.5px solid var(--line);
}

.section__num {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--amber);
}

.section__title { font-size: clamp(22px, 3vw, 30px); }

.section__note {
  margin-left: auto;
  max-width: 46ch;
  font-size: 13.5px;
  color: var(--muted);
}

.prose { max-width: 40em; }
.prose p { margin: 0 0 1.1em; }
.prose h2 { margin: 1.6em 0 .6em; font-size: clamp(20px, 2.4vw, 28px); }
.prose h3 { margin: 1.4em 0 .5em; font-size: 18px; }
.prose ul, .prose ol { padding-left: 1.2em; margin: 0 0 1.1em; }
.prose li { margin: .35em 0; }
.prose a { color: var(--cyan); text-decoration: none; border-bottom: 1.5px solid rgba(34, 224, 214, .5); }
.prose a:hover { border-bottom-color: var(--amber); color: var(--amber); }

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 16px 0 0;
  list-style: none;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--muted);
}

.breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

.breadcrumbs__link { color: var(--muted); text-decoration: none; }
.breadcrumbs__link:hover { color: var(--cyan); }
.breadcrumbs__item[aria-current="page"] { color: var(--amber); }

.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;
}

/* --- 3. 按钮 / 标签 / 印章 --------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--text);
  font: 700 14px/1.2 var(--sans);
  text-decoration: none;
  cursor: pointer;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease,
              background-color .22s ease, color .22s ease;
}

.btn:hover {
  transform: translateY(-2px);
  border-color: var(--cyan);
  box-shadow: 4px 4px 0 rgba(0, 0, 0, .55);
}

.btn--solid {
  background-image: var(--grad);
  background-color: transparent;
  color: #08101F;
  border-color: transparent;
}

.btn--solid:hover { color: #05080F; box-shadow: 4px 4px 0 rgba(34, 224, 214, .28); }

.btn--ghost {
  background: transparent;
  color: var(--cyan);
  border-color: rgba(34, 224, 214, .5);
}

.btn--ghost:hover { color: var(--ink); background: var(--cyan); }

.btn--amber {
  background: transparent;
  color: var(--amber);
  border-color: rgba(255, 182, 61, .55);
}

.btn--amber:hover { color: #1A1206; background: var(--amber); border-color: var(--amber); }

.tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: rgba(27, 39, 72, .55);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  line-height: 1.6;
  white-space: nowrap;
}

.tag--cyan { color: var(--cyan); border-color: rgba(34, 224, 214, .48); }
.tag--violet { color: #B8A6FF; border-color: rgba(108, 76, 241, .55); }
.tag--amber { color: var(--amber); border-color: rgba(255, 182, 61, .5); }
.tag--coral { color: var(--coral); border-color: rgba(255, 107, 107, .5); }

.stamp {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  border: 1px solid rgba(244, 239, 227, .3);
  border-radius: 3px;
  color: var(--cream);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .1em;
}

/* --- 4. 卡片 / 图片容器 ------------------------------------------------- */
.panel {
  position: relative;
  padding: clamp(16px, 1.6vw, 22px);
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(14, 23, 48, .95), rgba(10, 16, 36, .95));
  box-shadow: var(--shadow-hard);
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}

.panel:hover {
  transform: translateY(-2px);
  border-color: rgba(34, 224, 214, .45);
  box-shadow: 8px 10px 0 rgba(0, 0, 0, .55);
}

.panel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.panel__title { font-size: 19px; }
.panel__meta {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .04em;
  color: var(--muted);
}
.panel__body { color: var(--text); font-size: 15px; }

.panel__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}

.media {
  position: relative;
  overflow: hidden;
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(135deg, #0E1730, #0A1024);
}

.media--16x9 { aspect-ratio: 16 / 9; }
.media--4x3 { aspect-ratio: 4 / 3; }
.media--1x1 { aspect-ratio: 1 / 1; }
.media--tall { aspect-ratio: 3 / 4; }

.media__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.62) brightness(.76) contrast(1.06);
}

.media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(circle at 78% 12%, rgba(34, 224, 214, .3), transparent 56%);
  mix-blend-mode: screen;
}

.media__lines {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(34, 224, 214, .08) 1px, transparent 1px);
  background-size: 100% 26px;
}

.media__cap,
.media[data-cap]::before {
  position: absolute;
  left: 12px;
  bottom: 10px;
  z-index: 2;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--muted);
}

.media[data-cap]::before { content: attr(data-cap); }

/* --- 5. 头部：品牌说明条 ----------------------------------------------- */
.skip-link {
  position: absolute;
  left: 50%;
  top: -60px;
  transform: translateX(-50%);
  z-index: 300;
  padding: 10px 18px;
  border: 1.5px solid var(--cyan);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--text);
  font: 700 13px/1 var(--mono);
  text-decoration: none;
  transition: top .2s ease;
}

.skip-link:focus { top: 10px; }

.site-head {
  position: relative;
  z-index: 1;
  overflow: hidden;
  background: linear-gradient(180deg, #0A1024 0%, #070B18 100%);
  border-bottom: 1.5px solid var(--line);
}

.arcs { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }

.arcs::before,
.arcs::after {
  content: "";
  position: absolute;
  border: 1px solid rgba(108, 76, 241, .35);
  border-radius: 50%;
}

.arcs::before { width: 560px; height: 560px; right: -170px; top: -290px; }
.arcs::after { width: 340px; height: 340px; right: -30px; top: -180px; border-color: rgba(34, 224, 214, .22); }

.brandbar { position: relative; z-index: 2; border-bottom: 1px solid var(--line); }

.brandbar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px clamp(14px, 2vw, 26px);
  min-height: 74px;
  padding-top: 12px;
  padding-bottom: 12px;
}

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

.brandbar__sigil {
  flex: none;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1.5px solid rgba(34, 224, 214, .7);
  border-radius: var(--radius);
  background-image: var(--grad);
  color: #060A16;
  font: 700 18px/1 var(--sans);
  box-shadow: 3px 3px 0 rgba(34, 224, 214, .22);
}

.brandbar__name {
  display: block;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -.01em;
  line-height: 1.35;
}

.brandbar__line {
  display: block;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .02em;
  line-height: 1.5;
  color: var(--muted);
}

.brandbar__motto {
  padding-left: 14px;
  border-left: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .06em;
  white-space: nowrap;
}

.brandbar__tools { display: flex; gap: 8px; margin-left: auto; }

.iconbtn {
  min-height: 36px;
  padding: 7px 12px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  background: transparent;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
  cursor: pointer;
  transition: color .2s ease, border-color .2s ease, background-color .2s ease;
}

.iconbtn:hover,
.iconbtn[aria-expanded="true"] {
  color: var(--cyan);
  border-color: var(--cyan);
  background: rgba(34, 224, 214, .08);
}

.navbtn {
  display: none;
  align-items: center;
  gap: 9px;
  min-height: 38px;
  padding: 8px 13px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  background: transparent;
  color: var(--cyan);
  font: 700 12px/1 var(--mono);
  letter-spacing: .1em;
  cursor: pointer;
}

.navbtn__bars {
  display: block;
  width: 16px;
  height: 2px;
  background: currentColor;
  box-shadow: 0 5px 0 currentColor, 0 -5px 0 currentColor;
}

.navbtn[aria-expanded="true"] { border-color: var(--cyan); background: rgba(34, 224, 214, .1); }

/* --- 6. 头部：栏目条 ---------------------------------------------------- */
.navlayer { position: relative; z-index: 2; }

.navlayer__list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 0;
  list-style: none;
}

.navlayer__link {
  position: relative;
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 15px 16px 17px;
  border: 1.5px solid transparent;
  border-radius: var(--radius) var(--radius) 0 0;
  color: var(--muted);
  font-size: 14.5px;
  font-weight: 700;
  text-decoration: none;
  transition: color .22s ease, border-color .22s ease, background-color .22s ease;
}

.navlayer__idx {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .1em;
  color: var(--line);
  transition: color .22s ease;
}

.navlayer__link::after {
  content: "";
  position: absolute;
  left: 50%;
  right: 50%;
  bottom: 8px;
  height: 1.5px;
  background-image: var(--grad);
  transition: left .24s ease, right .24s ease;
}

.navlayer__link:hover,
.navlayer__link:focus-visible { color: var(--text); border-color: rgba(27, 39, 72, .9); }

.navlayer__link:hover::after,
.navlayer__link:focus-visible::after,
.navlayer__link[aria-current="page"]::after { left: 16px; right: 16px; }

.navlayer__link:hover .navlayer__idx { color: var(--cyan); }

.navlayer__link[aria-current="page"] {
  color: var(--text);
  border-color: rgba(34, 224, 214, .5);
  background: linear-gradient(180deg, rgba(108, 76, 241, .2), rgba(34, 224, 214, .05));
}

.navlayer__link[aria-current="page"] .navlayer__idx { color: var(--amber); }

/* --- 7. 常驻悬浮筛选条 -------------------------------------------------- */
.filterbar {
  position: sticky;
  top: 0;
  z-index: 60;
  border-bottom: 1.5px solid var(--line);
  background: rgba(10, 16, 36, .95);
  backdrop-filter: blur(9px);
  box-shadow: 0 14px 34px -22px rgba(0, 0, 0, .95);
}

.filterbar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding-top: 9px;
  padding-bottom: 9px;
}

.filterbar__label {
  padding: 5px 9px;
  border: 1px solid rgba(244, 239, 227, .24);
  border-radius: 3px;
  background: rgba(244, 239, 227, .06);
  color: var(--cream);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .14em;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 0;
  list-style: none;
}

.chip {
  padding: 6px 12px;
  border: 1.5px solid var(--line);
  border-radius: 3px;
  color: var(--muted);
  background-color: rgba(16, 26, 51, .85);
  background-image: var(--grad);
  background-repeat: no-repeat;
  background-size: 0% 100%;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .06em;
  cursor: pointer;
  transition: background-size .24s ease, color .24s ease, border-color .24s ease;
}

.chip:hover { color: var(--text); border-color: rgba(34, 224, 214, .55); }

.chip[aria-pressed="true"] {
  background-size: 100% 100%;
  border-color: rgba(34, 224, 214, .85);
  color: #071018;
  font-weight: 700;
}

.segmented {
  display: inline-flex;
  overflow: hidden;
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
}

.segmented__btn {
  padding: 6px 11px;
  border: 0;
  border-left: 1.5px solid var(--line);
  background: transparent;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .04em;
  cursor: pointer;
  transition: color .2s ease, background-color .2s ease;
}

.segmented__btn:first-child { border-left: 0; }
.segmented__btn:hover { color: var(--cyan); }

.segmented__btn[aria-pressed="true"] {
  background: rgba(255, 182, 61, .16);
  color: var(--amber);
}

.filterbar__toggle {
  margin-left: auto;
  padding: 6px 12px;
  border: 1.5px dashed rgba(34, 224, 214, .45);
  border-radius: 3px;
  background: transparent;
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  cursor: pointer;
  transition: border-style .2s ease, background-color .2s ease;
}

.filterbar__toggle:hover { border-style: solid; background: rgba(34, 224, 214, .08); }

.filterbar__panel {
  padding: 2px 0 14px;
  border-top: 1px dashed var(--line);
}

.filterbar__panelrow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding-top: 12px;
}

.searchfield {
  display: flex;
  flex: 1 1 280px;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.searchfield__hint {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--muted);
  white-space: nowrap;
}

.searchfield__input {
  flex: 1 1 auto;
  min-width: 0;
  padding: 9px 12px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  background: #0B1226;
  color: var(--text);
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .02em;
}

.searchfield__input::placeholder { color: rgba(154, 166, 196, .7); }

.searchfield__input:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 2px rgba(34, 224, 214, .22);
  outline: none;
}

.filtercount {
  color: var(--amber);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .06em;
}

/* --- 8. 页脚 ------------------------------------------------------------ */
.site-foot {
  position: relative;
  z-index: 1;
  margin-top: clamp(46px, 7vw, 92px);
  border-top: 1.5px solid var(--line);
  background: linear-gradient(180deg, #0A1024, #05080F);
}

.site-foot::before {
  content: "";
  display: block;
  height: 2px;
  background: linear-gradient(90deg, var(--violet), var(--cyan) 42%, transparent);
}

.foottop {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px 24px;
  padding: 26px 0 22px;
  border-bottom: 1px solid var(--line);
}

.footbrand { display: inline-flex; align-items: center; gap: 12px; }

.footbrand__sigil {
  flex: none;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1.5px solid rgba(34, 224, 214, .6);
  border-radius: var(--radius);
  background-image: var(--grad);
  color: #060A16;
  font: 700 17px/1 var(--sans);
}

.footbrand__name { display: block; font-size: 16px; font-weight: 800; line-height: 1.4; }

.footbrand__line {
  display: block;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .04em;
}

.foottop__note {
  max-width: 44ch;
  color: var(--muted);
  font-size: 13.5px;
  text-align: right;
}

.footlines {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.footlines__kicker {
  color: var(--cream);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .14em;
}

.footlines__list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  list-style: none;
}

.footlines__link {
  display: inline-flex;
  padding: 8px 14px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  background: rgba(14, 23, 48, .8);
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  transition: transform .22s ease, border-color .22s ease, color .22s ease;
}

.footlines__link:hover {
  transform: translateY(-2px);
  border-color: var(--cyan);
  color: var(--cyan);
}

.footgrid {
  display: grid;
  grid-template-columns: 1.1fr 1.1fr 1fr 1.4fr;
  gap: clamp(18px, 2.4vw, 34px);
  padding: 30px 0 34px;
}

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

.footcol__title::after {
  content: "";
  display: block;
  width: 26px;
  height: 2px;
  margin-top: 8px;
  background-image: var(--grad);
}

.footlist { padding: 0; list-style: none; }
.footlist li + li { margin-top: 8px; }

.footlist__link {
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
  border-bottom: 1.5px solid transparent;
  transition: color .2s ease, border-color .2s ease;
}

.footlist__link:hover { color: var(--cyan); border-bottom-color: rgba(34, 224, 214, .6); }

.foottags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  padding: 0;
  list-style: none;
}

.foottag {
  display: inline-flex;
  padding: 4px 9px;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: rgba(27, 39, 72, .5);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .06em;
}

.footcontact { padding: 0; list-style: none; }

.footcontact__row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 10px;
  font-size: 13.5px;
}

.footcontact__row + .footcontact__row { margin-top: 9px; }

.footcontact__key {
  flex: none;
  min-width: 4.6em;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  line-height: 1.9;
}

.footcontact__val {
  color: var(--text);
  word-break: break-word;
}

.footcol__cta { margin-top: 16px; }

.footbottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 20px;
  padding: 16px 0 26px;
  border-top: 1px solid var(--line);
}

.footbottom__copy {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .06em;
}

.footlegal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  padding: 0;
  list-style: none;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .06em;
}

.footlegal__icp { color: var(--cream); opacity: .75; }

.footlegal__link { color: var(--muted); text-decoration: none; }
.footlegal__link:hover { color: var(--cyan); }

/* --- 9. 全局小件 -------------------------------------------------------- */
.scrollprogress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 120;
  width: 0;
  height: 2px;
  background-image: var(--grad);
  pointer-events: none;
  transition: width .12s linear;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 26px;
  z-index: 200;
  max-width: min(92vw, 420px);
  padding: 11px 18px;
  border: 1.5px solid var(--cyan);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: 6px 6px 0 rgba(0, 0, 0, .6);
  color: var(--text);
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: .02em;
  opacity: 0;
  transform: translate(-50%, 14px);
  pointer-events: none;
  transition: opacity .22s ease, transform .22s ease;
}

.toast.is-on { opacity: 1; transform: translate(-50%, 0); }

.reveal {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity .28s ease, transform .28s ease;
}

.reveal.is-in { opacity: 1; transform: none; }

/* --- 10. 响应式 --------------------------------------------------------- */
@media (max-width: 1080px) {
  .footgrid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .foottop__note { text-align: left; }
}

@media (max-width: 1024px) {
  .col-3, .col-4, .col-5 { grid-column: span 6; }
  .col-7, .col-8 { grid-column: span 12; }
}

@media (max-width: 900px) {
  .navbtn { display: inline-flex; }
  .brandbar__motto { display: none; }

  .navlayer { display: none; border-top: 1px solid var(--line); }
  .navlayer[data-open="true"] { display: block; animation: navdrop .24s ease both; }

  .navlayer__list { flex-direction: column; gap: 0; padding: 6px 0; }

  .navlayer__link {
    width: 100%;
    padding: 13px 6px;
    border-radius: 0;
    border-bottom: 1px solid rgba(27, 39, 72, .75);
  }

  .navlayer__link::after { display: none; }
  .navlayer__link[aria-current="page"] { background: linear-gradient(90deg, rgba(108, 76, 241, .22), rgba(34, 224, 214, .05)); }

  .filterbar__toggle { margin-left: 0; }
  .searchfield { flex: 1 1 100%; }
  .searchfield__hint { display: none; }
}

@keyframes navdrop {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: none; }
}

@media (max-width: 640px) {
  .col-3, .col-4, .col-5, .col-6, .col-7, .col-8 { grid-column: span 12; }
  .footgrid { grid-template-columns: 1fr; }
  .brandbar__line { display: none; }
  .brandbar__tools { margin-left: 0; width: 100%; }
  .iconbtn { flex: 1; }
  .section__note { margin-left: 0; }
  .footbottom { flex-direction: column; align-items: flex-start; }
}

/* --- 11. 动效降级 ------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

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

  .reveal { opacity: 1; transform: none; }
  .panel:hover, .btn:hover, .footlines__link:hover { transform: none; }
}