/* =========================================================
   云开赛场 · 共享样式 /assets/site.css
   深夜球场数据舱：近单色深空底 + 荧光青 / 橙红数据高亮
   ========================================================= */

/* ---------- 基础重置 ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

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

body,
h1, h2, h3, h4, h5, p, ul, ol, li, figure, blockquote, dl, dd {
  margin: 0;
}

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

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;
}

[hidden] { display: none !important; }

/* ---------- 变量 ---------- */
:root {
  --ky-void: #04070F;
  --ky-hull: #0B1424;
  --ky-hull-2: #111D32;
  --ky-grid: #22314A;
  --ky-grid-hi: #33486E;
  --ky-cyan: #2FF3D2;
  --ky-orange: #FF5A36;
  --ky-amber: #FFC53D;
  --ky-violet: #7C5CFF;
  --ky-white: #F3F7FF;
  --ky-body: #A7B4CB;

  --ky-font-display: 'Oswald', 'Barlow Condensed', 'Noto Sans SC', 'PingFang SC', sans-serif;
  --ky-font-body: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --ky-font-mono: 'JetBrains Mono', 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --ky-max: 1280px;
  --ky-gutter: clamp(16px, 4vw, 44px);
  --ky-radius: 3px;
  --ky-line: 2px solid var(--ky-grid);
  --ky-shadow-hard: 6px 6px 0 rgba(0, 0, 0, 0.6);
  --ky-ease: cubic-bezier(0.2, 0.7, 0.3, 1);
  --ky-header-h: 66px;
}

/* ---------- 页面底色：场地网格 + 灯箱光晕 ---------- */
body {
  min-height: 100vh;
  color: var(--ky-body);
  font-family: var(--ky-font-body);
  font-size: 16px;
  line-height: 1.85;
  background-color: #04070F;
  background-image:
    radial-gradient(72% 55% at 6% -12%, rgba(47, 243, 210, 0.10), transparent 62%),
    radial-gradient(55% 45% at 98% 2%, rgba(124, 92, 255, 0.13), transparent 66%),
    linear-gradient(rgba(34, 49, 74, 0.24) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 49, 74, 0.24) 1px, transparent 1px);
  background-size: auto, auto, 64px 64px, 64px 64px;
  background-repeat: no-repeat, no-repeat, repeat, repeat;
}

::selection {
  background: var(--ky-cyan);
  color: var(--ky-void);
}

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

/* ---------- 排版工具 ---------- */
.ky-display {
  font-family: var(--ky-font-display);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.05;
  color: var(--ky-white);
}

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

.ky-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--ky-font-mono);
  font-size: 12px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--ky-cyan);
}

.ky-eyebrow::before {
  content: "";
  width: 24px;
  height: 2px;
  background: var(--ky-cyan);
  flex: 0 0 auto;
}

.ky-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;
}

/* ---------- 跳转与进度 ---------- */
.ky-skip {
  position: fixed;
  top: -120px;
  left: 16px;
  z-index: 200;
  padding: 12px 20px;
  background: var(--ky-cyan);
  color: var(--ky-void);
  font-weight: 700;
  border-radius: var(--ky-radius);
  box-shadow: var(--ky-shadow-hard);
  transition: top 0.22s var(--ky-ease);
}

.ky-skip:focus {
  top: 14px;
}

.ky-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 70;
  background: rgba(34, 49, 74, 0.55);
  pointer-events: none;
}

.ky-progress__bar {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--ky-cyan), var(--ky-violet) 58%, var(--ky-orange));
  transition: width 0.12s linear;
}

/* ---------- 悬浮胶囊导航 ---------- */
.ky-header {
  position: sticky;
  top: 0;
  z-index: 60;
  padding: 10px var(--ky-gutter) 0;
}

.ky-header__inner {
  position: relative;
  max-width: var(--ky-max);
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: clamp(8px, 1.4vw, 20px);
  padding: 8px 10px 8px 14px;
  background: rgba(11, 20, 36, 0.74);
  border: var(--ky-line);
  border-radius: 999px;
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.45);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  transition: background 0.3s var(--ky-ease), border-color 0.3s var(--ky-ease), box-shadow 0.3s var(--ky-ease);
}

.ky-header[data-scrolled="true"] .ky-header__inner {
  background: rgba(4, 7, 15, 0.95);
  border-color: var(--ky-grid-hi);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.72);
}

/* 品牌 */
.ky-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  padding: 3px 4px 3px 2px;
}

.ky-brand__mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 2px solid var(--ky-cyan);
  border-radius: var(--ky-radius);
  background: linear-gradient(160deg, rgba(47, 243, 210, 0.22), rgba(47, 243, 210, 0));
  color: var(--ky-cyan);
  font-family: var(--ky-font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.06em;
  box-shadow: 3px 3px 0 rgba(47, 243, 210, 0.18);
}

.ky-brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.06;
}

.ky-brand__name {
  font-family: var(--ky-font-display);
  font-size: 17px;
  letter-spacing: 0.16em;
  color: var(--ky-white);
}

.ky-brand__en {
  font-family: var(--ky-font-mono);
  font-size: 9.5px;
  letter-spacing: 0.3em;
  color: var(--ky-cyan);
  opacity: 0.82;
}

/* 导航 */
.ky-nav {
  flex: 1 1 auto;
  min-width: 0;
}

.ky-nav__list {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
}

.ky-nav__item { flex: 0 0 auto; }

.ky-nav__link {
  display: inline-block;
  padding: 7px 12px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--ky-body);
  white-space: nowrap;
  transition: color 0.2s var(--ky-ease), background 0.2s var(--ky-ease), border-color 0.2s var(--ky-ease);
}

.ky-nav__link:hover {
  color: var(--ky-white);
  background: rgba(47, 243, 210, 0.08);
  border-color: rgba(47, 243, 210, 0.32);
}

.ky-nav__link[aria-current="page"] {
  color: var(--ky-void);
  background: var(--ky-cyan);
  border-color: var(--ky-cyan);
  font-weight: 700;
  box-shadow: 0 0 0 3px rgba(47, 243, 210, 0.16);
}

/* 动作区 */
.ky-header__actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
  margin-left: auto;
}

.ky-league-switch {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 14px;
  border: 2px solid var(--ky-grid);
  border-radius: 999px;
  background: rgba(4, 7, 15, 0.62);
  color: var(--ky-body);
  font-family: var(--ky-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  white-space: nowrap;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.ky-league-switch:hover {
  color: var(--ky-white);
  border-color: var(--ky-violet);
}

.ky-league-switch[aria-expanded="true"] {
  color: var(--ky-white);
  border-color: var(--ky-cyan);
  background: rgba(47, 243, 210, 0.1);
}

.ky-league-switch__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ky-amber);
  flex: 0 0 auto;
  animation: ky-pulse 2.6s var(--ky-ease) infinite;
}

@keyframes ky-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(255, 197, 61, 0.55); }
  70%  { box-shadow: 0 0 0 9px rgba(255, 197, 61, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 197, 61, 0); }
}

.ky-nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 2px solid var(--ky-grid);
  border-radius: 999px;
  background: rgba(4, 7, 15, 0.62);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  transition: border-color 0.2s;
}

.ky-nav-toggle:hover { border-color: var(--ky-cyan); }

.ky-nav-toggle__bar {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--ky-white);
  transition: transform 0.22s var(--ky-ease), opacity 0.18s linear;
}

.ky-nav-toggle[aria-expanded="true"] .ky-nav-toggle__bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.ky-nav-toggle[aria-expanded="true"] .ky-nav-toggle__bar:nth-child(2) { opacity: 0; }
.ky-nav-toggle[aria-expanded="true"] .ky-nav-toggle__bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- 按钮 ---------- */
.ky-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border: 2px solid transparent;
  border-radius: var(--ky-radius);
  font-family: var(--ky-font-body);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.25;
  text-align: center;
  transition: transform 0.18s var(--ky-ease), box-shadow 0.18s var(--ky-ease),
              background 0.2s, color 0.2s, border-color 0.2s;
}

.ky-btn--primary {
  background: var(--ky-orange);
  border-color: var(--ky-orange);
  color: #1A0704;
  box-shadow: 5px 5px 0 rgba(255, 90, 54, 0.22);
}

.ky-btn--primary:hover {
  transform: translate(-2px, -2px);
  box-shadow: 8px 8px 0 rgba(255, 90, 54, 0.34);
}

.ky-btn--primary:active {
  transform: translate(1px, 1px);
  box-shadow: 2px 2px 0 rgba(255, 90, 54, 0.3);
}

.ky-btn--outline {
  background: transparent;
  border-color: var(--ky-cyan);
  color: var(--ky-cyan);
  box-shadow: 5px 5px 0 rgba(47, 243, 210, 0.14);
}

.ky-btn--outline:hover {
  background: rgba(47, 243, 210, 0.12);
  transform: translate(-2px, -2px);
  box-shadow: 8px 8px 0 rgba(47, 243, 210, 0.22);
}

.ky-header__cta {
  padding: 9px 17px;
  font-size: 13.5px;
  border-radius: 999px;
}

/* ---------- 联赛侧边数据栏 ---------- */
.ky-drawer {
  position: fixed;
  top: 0;
  right: 0;
  height: 100%;
  width: min(92vw, 360px);
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 24px 22px 32px;
  overflow-y: auto;
  background: linear-gradient(180deg, #0B1424 0%, #04070F 100%);
  border-left: 2px solid var(--ky-grid);
  box-shadow: -20px 0 54px rgba(0, 0, 0, 0.62);
  transform: translateX(102%);
  transition: transform 0.3s var(--ky-ease);
}

.ky-drawer[data-open="true"] { transform: translateX(0); }

.ky-drawer__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--ky-grid);
}

.ky-drawer__title {
  font-family: var(--ky-font-display);
  font-size: 15px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ky-white);
}

.ky-drawer__close {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 2px solid var(--ky-grid);
  border-radius: var(--ky-radius);
  color: var(--ky-white);
  font-size: 18px;
  line-height: 1;
  transition: color 0.2s, border-color 0.2s;
}

.ky-drawer__close:hover {
  color: var(--ky-orange);
  border-color: var(--ky-orange);
}

.ky-drawer__hint {
  font-size: 13px;
  line-height: 1.7;
  color: var(--ky-body);
}

.ky-drawer__list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.ky-drawer__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  width: 100%;
  padding: 11px 13px;
  border: 2px solid var(--ky-grid);
  border-left: 4px solid var(--ky-grid);
  border-radius: var(--ky-radius);
  background: rgba(4, 7, 15, 0.55);
  color: var(--ky-white);
  font-size: 14.5px;
  text-align: left;
  transition: transform 0.18s var(--ky-ease), border-color 0.2s, background 0.2s, color 0.2s;
}

.ky-drawer__item:hover {
  transform: translateX(-3px);
  border-color: var(--ky-cyan);
}

.ky-drawer__item[aria-pressed="true"] {
  border-left-color: var(--ky-cyan);
  background: rgba(47, 243, 210, 0.1);
  color: var(--ky-cyan);
}

.ky-drawer__name { min-width: 0; }

.ky-drawer__count {
  font-family: var(--ky-font-mono);
  font-size: 12px;
  color: var(--ky-body);
  flex: 0 0 auto;
}

.ky-drawer__empty {
  padding: 16px;
  border: 2px dashed var(--ky-grid);
  border-radius: var(--ky-radius);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--ky-body);
}

.ky-scrim {
  position: fixed;
  inset: 0;
  z-index: 75;
  background: rgba(4, 7, 15, 0.72);
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s var(--ky-ease);
}

.ky-scrim[data-visible="true"] {
  opacity: 1;
  pointer-events: auto;
}

/* ---------- 联赛筛选态 ---------- */
[data-league] {
  transition: opacity 0.3s var(--ky-ease), filter 0.3s var(--ky-ease), box-shadow 0.3s var(--ky-ease);
}

[data-league].is-league-dim {
  opacity: 0.2;
  filter: grayscale(0.7);
}

[data-league].is-league-hit {
  box-shadow: 0 0 0 2px var(--ky-cyan), 0 0 26px rgba(47, 243, 210, 0.18);
}

/* ---------- 容器与章节 ---------- */
.ky-container {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--ky-max);
  margin-inline: auto;
  padding-inline: var(--ky-gutter);
}

.ky-section {
  position: relative;
  padding-block: clamp(40px, 6vw, 88px);
}

.ky-section--tight { padding-block: clamp(22px, 3vw, 42px); }

.ky-section--narrow {
  max-width: 900px;
  margin-inline: auto;
}

.ky-band {
  display: block;
  height: 4px;
  border: 0;
  background: var(--ky-cyan);
}

.ky-band--violet { background: var(--ky-violet); }
.ky-band--amber { background: var(--ky-amber); }
.ky-band--orange { background: var(--ky-orange); }

/* ---------- 面包屑 ---------- */
.ky-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-block: 18px;
  font-family: var(--ky-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ky-body);
}

.ky-breadcrumb__link {
  border-bottom: 1px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}

.ky-breadcrumb__link:hover {
  color: var(--ky-cyan);
  border-bottom-color: var(--ky-cyan);
}

.ky-breadcrumb__sep { color: var(--ky-grid-hi); }

.ky-breadcrumb__item[aria-current="page"] { color: var(--ky-white); }

/* ---------- 网格 ---------- */
.ky-grid {
  display: grid;
  gap: clamp(14px, 2vw, 24px);
}

.ky-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.ky-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.ky-grid--aside { grid-template-columns: minmax(220px, 268px) minmax(0, 1fr); }

/* ---------- 卡片 ---------- */
.ky-card {
  position: relative;
  padding: clamp(18px, 2.4vw, 28px);
  background: var(--ky-hull);
  border: var(--ky-line);
  border-radius: var(--ky-radius);
  box-shadow: var(--ky-shadow-hard);
  transition: transform 0.2s var(--ky-ease), border-color 0.2s, box-shadow 0.2s;
}

.ky-card:hover {
  transform: translate(-3px, -3px);
  border-color: var(--ky-grid-hi);
  box-shadow: 9px 9px 0 rgba(0, 0, 0, 0.6);
}

.ky-card__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  margin-bottom: 14px;
  border-bottom: 2px solid var(--ky-grid);
}

.ky-card__body { font-size: 15px; line-height: 1.8; }

.ky-card__meta {
  font-family: var(--ky-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ky-body);
  white-space: nowrap;
}

/* ---------- 筛选胶囊 ---------- */
.ky-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 14px;
  border: 2px solid var(--ky-grid);
  border-radius: 999px;
  background: rgba(4, 7, 15, 0.6);
  color: var(--ky-body);
  font-family: var(--ky-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.ky-chip:hover {
  color: var(--ky-white);
  border-color: var(--ky-grid-hi);
}

.ky-chip[aria-pressed="true"] {
  color: var(--ky-void);
  background: var(--ky-cyan);
  border-color: var(--ky-cyan);
  font-weight: 700;
}

/* ---------- 图例 ---------- */
.ky-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  padding: 14px 16px;
  border: var(--ky-line);
  border-radius: var(--ky-radius);
  background: rgba(11, 20, 36, 0.72);
}

.ky-legend__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--ky-font-mono);
  font-size: 12px;
  color: var(--ky-body);
}

.ky-legend__swatch {
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
  border: 1px solid rgba(0, 0, 0, 0.45);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.ky-legend__swatch--cyan { background: var(--ky-cyan); }
.ky-legend__swatch--orange { background: var(--ky-orange); }
.ky-legend__swatch--amber { background: var(--ky-amber); }
.ky-legend__swatch--violet { background: var(--ky-violet); }
.ky-legend__swatch--grid { background: var(--ky-grid); }

/* ---------- 编号索引 ---------- */
.ky-index {
  display: inline-flex;
  flex-direction: column;
  gap: 2px;
  padding-left: 14px;
  border-left: 3px solid var(--ky-orange);
}

.ky-index__num {
  font-family: var(--ky-font-mono);
  font-size: clamp(20px, 2.4vw, 30px);
  font-weight: 700;
  line-height: 1;
  color: var(--ky-white);
}

.ky-index__label {
  font-family: var(--ky-font-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--ky-body);
}

/* ---------- 图片容器 ---------- */
.ky-figure {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
}

.ky-figure__frame {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: var(--ky-line);
  border-radius: var(--ky-radius);
  box-shadow: var(--ky-shadow-hard);
  background-color: var(--ky-hull);
  background-image:
    linear-gradient(135deg, rgba(47, 243, 210, 0.13), transparent 55%),
    repeating-linear-gradient(90deg, rgba(34, 49, 74, 0.9) 0 1px, transparent 1px 40px),
    repeating-linear-gradient(0deg, rgba(34, 49, 74, 0.9) 0 1px, transparent 1px 40px);
}

.ky-figure__frame::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 3px;
  background: linear-gradient(90deg, var(--ky-cyan), var(--ky-violet));
  opacity: 0.72;
}

.ky-figure__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ky-figure__caption {
  display: flex;
  gap: 8px;
  font-family: var(--ky-font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ky-body);
}

.ky-figure__caption::before {
  content: "▚";
  color: var(--ky-cyan);
  flex: 0 0 auto;
}

.ky-figure--wide .ky-figure__frame { aspect-ratio: 21 / 9; }
.ky-figure--square .ky-figure__frame { aspect-ratio: 1 / 1; }
.ky-figure--tall .ky-figure__frame { aspect-ratio: 3 / 4; }

/* ---------- 显现 ---------- */
.ky-reveal {
  opacity: 1;
  transform: none;
}

html.ky-js .ky-reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s var(--ky-ease), transform 0.5s var(--ky-ease);
}

html.ky-js .ky-reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- 页脚 ---------- */
.ky-footer {
  position: relative;
  margin-top: clamp(48px, 8vw, 112px);
  background: linear-gradient(180deg, #0B1424 0%, #04070F 100%);
  color: var(--ky-body);
}

.ky-footer::before {
  content: "";
  display: block;
  height: 3px;
  background: linear-gradient(90deg,
    var(--ky-cyan) 0 30%,
    var(--ky-violet) 30% 55%,
    var(--ky-amber) 55% 78%,
    var(--ky-orange) 78% 100%);
}

.ky-footer__inner {
  display: grid;
  grid-template-columns: 1.3fr 2fr 1.1fr;
  gap: clamp(24px, 4vw, 56px);
  max-width: var(--ky-max);
  margin-inline: auto;
  padding: clamp(36px, 5vw, 64px) var(--ky-gutter) 8px;
}

.ky-footer__brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
}

.ky-footer__mark {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 8px;
  border: 2px solid var(--ky-cyan);
  border-radius: var(--ky-radius);
  background: linear-gradient(160deg, rgba(47, 243, 210, 0.2), transparent);
  color: var(--ky-cyan);
  font-family: var(--ky-font-display);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.ky-footer__name {
  font-family: var(--ky-font-display);
  font-size: 20px;
  letter-spacing: 0.16em;
  color: var(--ky-white);
}

.ky-footer__en {
  font-family: var(--ky-font-mono);
  font-size: 10px;
  letter-spacing: 0.34em;
  color: var(--ky-cyan);
  opacity: 0.85;
}

.ky-footer__note {
  margin-top: 10px;
  max-width: 34ch;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--ky-body);
}

.ky-footer__nav {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 3vw, 34px);
}

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

.ky-footer__title {
  padding-bottom: 10px;
  margin-bottom: 14px;
  border-bottom: 2px solid var(--ky-grid);
  font-family: var(--ky-font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ky-white);
}

.ky-footer__list {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.ky-footer__link {
  display: inline-block;
  font-size: 14px;
  color: var(--ky-body);
  transition: color 0.2s, transform 0.2s var(--ky-ease);
}

.ky-footer__link:hover {
  color: var(--ky-cyan);
  transform: translateX(3px);
}

.ky-footer__link--mono {
  font-family: var(--ky-font-mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  word-break: break-all;
}

.ky-footer__text {
  display: block;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--ky-body);
}

.ky-footer__legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 22px;
  max-width: var(--ky-max);
  margin: clamp(28px, 4vw, 48px) auto 0;
  padding: 20px var(--ky-gutter) 30px;
  border-top: 2px solid var(--ky-grid);
  font-size: 12.5px;
}

.ky-footer__copy {
  font-family: var(--ky-font-mono);
  letter-spacing: 0.04em;
}

.ky-footer__icp {
  font-family: var(--ky-font-mono);
  letter-spacing: 0.04em;
  color: var(--ky-body);
}

/* ---------- 回到顶部 ---------- */
.ky-totop {
  position: fixed;
  right: clamp(14px, 2.4vw, 30px);
  bottom: clamp(14px, 2.4vw, 30px);
  z-index: 55;
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border: 2px solid var(--ky-grid-hi);
  border-radius: var(--ky-radius);
  background: rgba(11, 20, 36, 0.92);
  color: var(--ky-cyan);
  font-family: var(--ky-font-mono);
  font-size: 17px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 0.25s var(--ky-ease), transform 0.25s var(--ky-ease), border-color 0.2s, color 0.2s;
}

.ky-totop[data-visible="true"] {
  opacity: 1;
  pointer-events: auto;
  transform: none;
}

.ky-totop:hover {
  border-color: var(--ky-cyan);
  color: var(--ky-white);
}

/* ---------- 平板 ---------- */
@media (max-width: 1100px) {
  .ky-nav__link {
    padding: 7px 9px;
    font-size: 13.5px;
  }
  .ky-brand__name { font-size: 15.5px; }
  .ky-brand__en { letter-spacing: 0.22em; }
  .ky-grid--aside { grid-template-columns: minmax(200px, 240px) minmax(0, 1fr); }
}

@media (max-width: 980px) {
  .ky-grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ky-grid--aside { grid-template-columns: minmax(0, 1fr); }
}

/* ---------- 移动导航 ---------- */
@media (max-width: 940px) {
  .ky-header__inner { padding: 7px 8px 7px 12px; }
  .ky-header__cta { display: none; }

  .ky-nav-toggle { display: inline-flex; }

  .ky-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(86vw, 330px);
    padding: 86px 20px 32px;
    overflow-y: auto;
    background: linear-gradient(180deg, #0B1424 0%, #04070F 100%);
    border-left: 2px solid var(--ky-grid);
    box-shadow: -18px 0 50px rgba(0, 0, 0, 0.62);
    transform: translateX(102%);
    transition: transform 0.3s var(--ky-ease);
    z-index: 80;
  }

  .ky-nav[data-open="true"] { transform: translateX(0); }

  .ky-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
  }

  .ky-nav__item { width: 100%; }

  .ky-nav__link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    border: 2px solid var(--ky-grid);
    border-radius: var(--ky-radius);
    background: rgba(4, 7, 15, 0.5);
    font-size: 16px;
  }

  .ky-footer__inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 34px;
  }
}

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

  .ky-header { padding: 8px var(--ky-gutter) 0; }
  .ky-brand__en { display: none; }
  .ky-brand__mark { width: 34px; height: 34px; font-size: 13.5px; }
  .ky-league-switch { padding: 7px 11px; font-size: 11px; }

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

  .ky-footer__nav { grid-template-columns: minmax(0, 1fr); gap: 24px; }

  .ky-footer__legal {
    flex-direction: column;
    align-items: flex-start;
  }

  .ky-drawer { width: min(94vw, 340px); padding: 20px 18px 28px; }
}

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

  html.ky-js .ky-reveal,
  .ky-reveal {
    opacity: 1 !important;
    transform: none !important;
  }

  .ky-progress__bar { transition: none; }
}