/* ==========================================================================
   KAIYUN 体育登录 · 全站共享样式 /assets/site.css
   场地深底 + 战术板刻度 + 数据终端：纵向长卷、左右分置、框景与色带
   ========================================================================== */

/* ---------- 1. Reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

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

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

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

img, picture, svg, video, canvas {
  display: block;
  max-width: 100%;
  height: auto;
}

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

button { background: none; border: 0; cursor: pointer; }

a { color: inherit; }

table { border-collapse: collapse; width: 100%; }

[hidden] { display: none !important; }

/* ---------- 2. 变量 ---------- */
:root {
  /* 品牌色板 */
  --ky-field: #071B16;
  --ky-stand: #0E332A;
  --ky-moss: #1F5C4A;
  --ky-signal: #45F0C4;
  --ky-amber: #EBB04B;
  --ky-chalk: #EDF4F0;
  --ky-mute: #93A8A0;
  --ky-paper: #F3EFE4;
  --ky-alert: #D9563F;
  --ky-night: #132A33;

  /* 线条与状态 */
  --ky-line: rgba(31, 92, 74, 0.55);
  --ky-line-soft: rgba(31, 92, 74, 0.32);
  --ky-signal-soft: rgba(69, 240, 196, 0.10);
  --ky-amber-soft: rgba(235, 176, 75, 0.10);

  /* 字体 */
  --ky-font-display: "Helvetica Neue", "Arial Narrow", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --ky-font-sans: "Helvetica Neue", Arial, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --ky-font-mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, "Roboto Mono", "Noto Sans Mono", monospace;
  --ky-font-serif: "Songti SC", "Noto Serif SC", Georgia, "Times New Roman", serif;

  /* 尺度 */
  --ky-shell: 1320px;
  --ky-gutter: clamp(16px, 3vw, 32px);
  --ky-radius: 2px;
  --ky-ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ---------- 3. 基座与中文排版 ---------- */
body {
  background-color: var(--ky-field);
  background-image:
    radial-gradient(circle at 12% -8%, rgba(69, 240, 196, 0.10), transparent 44%),
    radial-gradient(circle at 92% 4%, rgba(235, 176, 75, 0.07), transparent 40%),
    repeating-linear-gradient(90deg, rgba(31, 92, 74, 0.14) 0 1px, transparent 1px 96px);
  background-repeat: no-repeat, no-repeat, repeat;
  color: var(--ky-chalk);
  font-family: var(--ky-font-sans);
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--ky-font-display);
  font-weight: 800;
  font-stretch: 88%;
  letter-spacing: -0.01em;
  line-height: 1.12;
}

strong { font-weight: 700; }

::selection {
  background: var(--ky-signal);
  color: #04150F;
}

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

#main-content { display: block; scroll-margin-top: 120px; }

/* ---------- 4. 跳转链接 ---------- */
.ky-skip {
  position: absolute;
  left: 12px;
  top: -80px;
  z-index: 200;
  padding: 10px 18px;
  background: var(--ky-signal);
  color: #04150F;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.08em;
  text-decoration: none;
  border-radius: var(--ky-radius);
  transition: top 0.2s var(--ky-ease);
}

.ky-skip:focus {
  top: 12px;
}

/* ---------- 5. 容器 ---------- */
.ky-container {
  width: 100%;
  max-width: var(--ky-shell);
  margin-inline: auto;
  padding-inline: var(--ky-gutter);
}

/* ---------- 6. 页头 ---------- */
.ky-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: rgba(7, 27, 22, 0.94);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--ky-line);
}

.ky-header__inner {
  width: 100%;
  max-width: var(--ky-shell);
  margin-inline: auto;
  padding: 12px var(--ky-gutter) 14px;
  display: grid;
  grid-template-columns: minmax(240px, 34%) minmax(0, 1fr);
  align-items: center;
  gap: clamp(14px, 2vw, 36px);
}

/* 进度线 */
.ky-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 4px;
  height: 2px;
  background: linear-gradient(90deg, var(--ky-signal) 0%, var(--ky-amber) 100%);
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform 0.12s linear;
  pointer-events: none;
}

/* 品牌 */
.ky-brand {
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr);
  grid-template-areas:
    "scale link"
    "scale tagline"
    "scale baseline";
  column-gap: 14px;
  row-gap: 2px;
  align-items: center;
}

.ky-brand__scale {
  grid-area: scale;
  align-self: stretch;
  min-height: 46px;
  border-left: 2px solid var(--ky-signal);
  background-image: repeating-linear-gradient(to bottom, rgba(69, 240, 196, 0.55) 0 1px, transparent 1px 7px);
  background-repeat: no-repeat;
  background-size: 6px 100%;
  background-position: 2px 0;
}

.ky-brand__link {
  grid-area: link;
  display: flex;
  align-items: baseline;
  gap: 10px;
  text-decoration: none;
  color: var(--ky-chalk);
}

.ky-brand__mark {
  font-family: var(--ky-font-display);
  font-size: clamp(18px, 1.8vw, 22px);
  font-weight: 800;
  letter-spacing: 0.14em;
  line-height: 1;
  color: var(--ky-chalk);
}

.ky-brand__full {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--ky-mute);
  white-space: nowrap;
}

.ky-brand__tagline {
  grid-area: tagline;
  font-family: var(--ky-font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  line-height: 1.5;
  color: var(--ky-amber);
}

.ky-brand__baseline {
  grid-area: baseline;
  font-family: var(--ky-font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  line-height: 1.5;
  color: var(--ky-mute);
}

.ky-brand__link:hover .ky-brand__mark { color: var(--ky-signal); }

/* 移动导航按钮 */
.ky-nav-toggle {
  display: none;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: 1px solid var(--ky-line);
  border-radius: var(--ky-radius);
  color: var(--ky-chalk);
  background: rgba(14, 51, 42, 0.7);
  transition: border-color 0.22s var(--ky-ease), background 0.22s var(--ky-ease);
}

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

.ky-nav-toggle__text {
  font-family: var(--ky-font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
}

.ky-nav-toggle__bars {
  display: grid;
  gap: 4px;
  width: 18px;
}

.ky-nav-toggle__bars span {
  display: block;
  height: 2px;
  background: var(--ky-signal);
  transition: transform 0.24s var(--ky-ease), opacity 0.24s var(--ky-ease);
}

.ky-nav-toggle[aria-expanded="true"] {
  border-color: var(--ky-signal);
  background: var(--ky-signal-soft);
}

.ky-nav-toggle[aria-expanded="true"] .ky-nav-toggle__bars span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.ky-nav-toggle[aria-expanded="true"] .ky-nav-toggle__bars span:nth-child(2) { opacity: 0; }
.ky-nav-toggle[aria-expanded="true"] .ky-nav-toggle__bars span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* 导航 */
.ky-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(10px, 1.4vw, 22px);
}

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

.ky-nav__link {
  position: relative;
  display: inline-block;
  padding: 9px 12px;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--ky-chalk);
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--ky-radius);
  transition: color 0.22s var(--ky-ease), background 0.22s var(--ky-ease), border-color 0.22s var(--ky-ease);
}

.ky-nav__link::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 4px;
  height: 2px;
  background: var(--ky-signal);
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform 0.26s var(--ky-ease);
}

.ky-nav__link:hover { color: var(--ky-signal); }

.ky-nav__link:hover::after,
.ky-nav__link:focus-visible::after { transform: scaleX(1); }

.ky-nav__link[aria-current="page"] {
  color: var(--ky-signal);
  border-color: var(--ky-line);
  background: var(--ky-signal-soft);
}

.ky-nav__link[aria-current="page"]::after { transform: scaleX(1); }

/* 速览索引 */
.ky-nav__quick {
  display: flex;
  align-items: center;
  gap: 10px;
}

.ky-nav__quick-label {
  font-family: var(--ky-font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--ky-mute);
}

.ky-quick {
  display: flex;
  align-items: center;
  gap: 6px;
}

.ky-quick__link {
  display: inline-block;
  padding: 5px 10px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ky-mute);
  text-decoration: none;
  white-space: nowrap;
  border: 1px solid var(--ky-line);
  border-radius: 999px;
  transition: color 0.22s var(--ky-ease), border-color 0.22s var(--ky-ease), background 0.22s var(--ky-ease);
}

.ky-quick__link:hover {
  color: var(--ky-amber);
  border-color: rgba(235, 176, 75, 0.5);
  background: var(--ky-amber-soft);
}

/* 头部行动按钮 */
.ky-cta {
  display: inline-flex;
  align-items: center;
  padding: 11px 18px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  white-space: nowrap;
  text-decoration: none;
  color: #04150F;
  background: var(--ky-signal);
  border: 1px solid var(--ky-signal);
  border-radius: var(--ky-radius);
  box-shadow: 4px 4px 0 rgba(31, 92, 74, 0.9);
  transition: transform 0.22s var(--ky-ease), box-shadow 0.22s var(--ky-ease), background 0.22s var(--ky-ease), border-color 0.22s var(--ky-ease);
}

.ky-cta:hover,
.ky-cta:focus-visible {
  background: var(--ky-amber);
  border-color: var(--ky-amber);
  transform: translate(-1px, -1px);
  box-shadow: 6px 6px 0 rgba(31, 92, 74, 0.9);
}

/* 色带 */
.ky-header__bands,
.ky-footer__bands {
  display: grid;
  grid-template-columns: 4fr 3fr 3fr;
}

.ky-header__bands { height: 4px; }
.ky-footer__bands { height: 6px; }

.ky-band { display: block; height: 100%; }
.ky-band--league { background: var(--ky-signal); }
.ky-band--cup { background: var(--ky-amber); }
.ky-band--zone { background: var(--ky-alert); }

/* ---------- 7. 页脚 ---------- */
.ky-footer {
  position: relative;
  margin-top: clamp(48px, 8vw, 112px);
  background: var(--ky-stand);
  border-top: 1px solid var(--ky-line);
}

.ky-footer__inner {
  width: 100%;
  max-width: var(--ky-shell);
  margin-inline: auto;
  padding: clamp(40px, 5vw, 68px) var(--ky-gutter) clamp(32px, 4vw, 48px);
  display: grid;
  grid-template-columns: minmax(230px, 3fr) minmax(0, 6fr) minmax(250px, 3fr);
  gap: clamp(24px, 3.5vw, 56px);
}

.ky-footer__brand { display: grid; gap: 6px; align-content: start; }

.ky-footer__mark {
  font-family: var(--ky-font-display);
  font-size: 26px;
  font-weight: 800;
  letter-spacing: 0.16em;
  line-height: 1;
  color: var(--ky-signal);
}

.ky-footer__full {
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--ky-chalk);
}

.ky-footer__tagline {
  font-family: var(--ky-font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ky-amber);
}

.ky-footer__note {
  margin-top: 10px;
  padding-top: 12px;
  border-top: 1px dashed var(--ky-line-soft);
  font-size: 13px;
  line-height: 1.8;
  color: var(--ky-mute);
}

.ky-footer__index {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 2vw, 32px);
}

.ky-index-col { min-width: 0; }

.ky-index-col__title {
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--ky-line);
  font-family: var(--ky-font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  line-height: 1.5;
  color: var(--ky-amber);
}

.ky-index-col__list { display: grid; gap: 10px; }

.ky-index-col__link {
  display: inline-block;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ky-chalk);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ky-ease), border-color 0.2s var(--ky-ease), transform 0.2s var(--ky-ease);
}

.ky-index-col__link:hover {
  color: var(--ky-signal);
  border-bottom-color: var(--ky-signal);
  transform: translateX(2px);
}

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

.ky-footer__heading {
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--ky-line);
  font-family: var(--ky-font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--ky-chalk);
}

.ky-contact__list { display: grid; gap: 9px; }

.ky-contact__row {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
}

.ky-contact__key {
  font-family: var(--ky-font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ky-mute);
}

.ky-contact__val {
  font-family: var(--ky-font-mono);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  line-height: 1.6;
  color: var(--ky-chalk);
  overflow-wrap: anywhere;
}

.ky-footer__hint {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--ky-line-soft);
  font-size: 12px;
  line-height: 1.75;
  color: var(--ky-mute);
}

.ky-footer__legal {
  border-top: 1px solid var(--ky-line);
  background: rgba(7, 27, 22, 0.55);
}

.ky-footer__legal-inner {
  width: 100%;
  max-width: var(--ky-shell);
  margin-inline: auto;
  padding: 18px var(--ky-gutter);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 24px;
  font-size: 13px;
  color: var(--ky-mute);
}

.ky-legal__list { display: flex; flex-wrap: wrap; gap: 8px 18px; }

.ky-legal__link {
  color: var(--ky-chalk);
  text-decoration: none;
  border-bottom: 1px solid var(--ky-line);
  transition: color 0.2s var(--ky-ease), border-color 0.2s var(--ky-ease);
}

.ky-legal__link:hover {
  color: var(--ky-signal);
  border-bottom-color: var(--ky-signal);
}

.ky-footer__copy,
.ky-footer__icp {
  font-family: var(--ky-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.ky-footer__icp { color: var(--ky-mute); }

/* ---------- 8. 章节与文字 ---------- */
.ky-section {
  position: relative;
  padding-block: clamp(36px, 6vw, 80px);
}

.ky-section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px 28px;
  margin-bottom: clamp(20px, 3vw, 34px);
  padding-bottom: 16px;
  border-bottom: 1px solid var(--ky-line);
}

.ky-section__body { display: grid; gap: clamp(16px, 2vw, 26px); }

.ky-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--ky-font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--ky-signal);
}

.ky-kicker::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--ky-signal);
}

.ky-heading {
  font-size: clamp(26px, 3.4vw, 44px);
  color: var(--ky-chalk);
}

.ky-heading--sm { font-size: clamp(20px, 2.2vw, 28px); }

.ky-lede {
  max-width: 62ch;
  font-family: var(--ky-font-serif);
  font-size: clamp(17px, 1.5vw, 20px);
  line-height: 1.9;
  color: rgba(237, 244, 240, 0.84);
}

.ky-prose {
  max-width: 68ch;
  color: rgba(237, 244, 240, 0.86);
}

.ky-prose p { margin-bottom: 1.05em; }
.ky-prose p:last-child { margin-bottom: 0; }
.ky-prose ul { list-style: disc; padding-left: 1.2em; margin-bottom: 1.05em; }
.ky-prose li { margin-bottom: 0.4em; }
.ky-prose a {
  color: var(--ky-signal);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.ky-prose strong { color: var(--ky-chalk); }

.ky-num {
  font-family: var(--ky-font-mono);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  letter-spacing: 0.02em;
}

/* ---------- 9. 按钮与标签 ---------- */
.ky-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-decoration: none;
  color: #04150F;
  background: var(--ky-signal);
  border: 1px solid var(--ky-signal);
  border-radius: var(--ky-radius);
  transition: background 0.22s var(--ky-ease), color 0.22s var(--ky-ease), border-color 0.22s var(--ky-ease), transform 0.22s var(--ky-ease);
}

.ky-btn:hover {
  background: var(--ky-amber);
  border-color: var(--ky-amber);
  transform: translateY(-1px);
}

.ky-btn--ghost {
  background: transparent;
  color: var(--ky-signal);
}

.ky-btn--ghost:hover {
  background: var(--ky-signal-soft);
  color: var(--ky-signal);
  border-color: var(--ky-signal);
}

.ky-tag {
  display: inline-block;
  padding: 3px 9px;
  font-family: var(--ky-font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  line-height: 1.7;
  color: var(--ky-amber);
  background: var(--ky-amber-soft);
  border: 1px solid rgba(235, 176, 75, 0.45);
  border-radius: var(--ky-radius);
}

.ky-rule {
  height: 3px;
  border: 0;
  background: linear-gradient(90deg, var(--ky-signal) 0 40%, var(--ky-amber) 40% 72%, var(--ky-alert) 72% 100%);
}

/* ---------- 10. 面包屑 ---------- */
.ky-breadcrumb {
  font-family: var(--ky-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ky-mute);
}

.ky-breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.ky-breadcrumb__item { display: inline-flex; align-items: center; gap: 8px; }

.ky-breadcrumb__item + .ky-breadcrumb__item::before {
  content: "/";
  color: var(--ky-moss);
}

.ky-breadcrumb__link {
  color: var(--ky-mute);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ky-ease), border-color 0.2s var(--ky-ease);
}

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

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

/* ---------- 11. 栅格 ---------- */
.ky-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(12px, 1.6vw, 24px);
}

.ky-span-4 { grid-column: span 4; }
.ky-span-6 { grid-column: span 6; }
.ky-span-8 { grid-column: span 8; }
.ky-span-12 { grid-column: span 12; }

/* ---------- 12. 面板与纸卡 ---------- */
.ky-panel {
  position: relative;
  padding: clamp(18px, 2.4vw, 32px);
  background: var(--ky-stand);
  border: 1px solid var(--ky-line);
}

.ky-panel::before,
.ky-panel::after {
  content: "";
  position: absolute;
  width: 22px;
  height: 22px;
  pointer-events: none;
}

.ky-panel::before {
  top: -1px;
  left: -1px;
  border-top: 2px solid var(--ky-signal);
  border-left: 2px solid var(--ky-signal);
}

.ky-panel::after {
  right: -1px;
  bottom: -1px;
  border-right: 2px solid var(--ky-amber);
  border-bottom: 2px solid var(--ky-amber);
}

.ky-card {
  position: relative;
  padding: clamp(18px, 2vw, 28px) clamp(18px, 2vw, 28px) calc(clamp(18px, 2vw, 28px) + 4px);
  color: #16241F;
  background: var(--ky-paper);
  border: 1px solid rgba(19, 42, 51, 0.18);
  box-shadow: 6px 6px 0 rgba(31, 92, 74, 0.35);
}

.ky-card::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--ky-amber) 0 60%, var(--ky-alert) 60% 100%);
}

.ky-card .ky-kicker { color: #1F5C4A; }
.ky-card .ky-kicker::before { background: #1F5C4A; }
.ky-card .ky-heading,
.ky-card .ky-heading--sm { color: #0E332A; }

.ky-card .ky-prose,
.ky-card .ky-lede { color: rgba(22, 36, 31, 0.86); }

/* ---------- 13. 数据表 ---------- */
.ky-table__wrap {
  overflow-x: auto;
  background: rgba(14, 51, 42, 0.6);
  border: 1px solid var(--ky-line);
}

.ky-table {
  width: 100%;
  min-width: 520px;
  font-family: var(--ky-font-mono);
  font-size: 14px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}

.ky-table caption {
  padding: 12px 14px;
  text-align: left;
  font-family: var(--ky-font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ky-mute);
  border-bottom: 1px solid var(--ky-line);
}

.ky-table th,
.ky-table td {
  padding: 11px 14px;
  text-align: left;
  vertical-align: middle;
  border-bottom: 1px solid var(--ky-line-soft);
}

.ky-table thead th {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--ky-mute);
  border-bottom: 1px solid var(--ky-moss);
  white-space: nowrap;
}

.ky-table tbody tr { transition: background 0.2s var(--ky-ease); }
.ky-table tbody tr:hover { background: var(--ky-signal-soft); }

.ky-table .is-num,
.ky-table th.is-num { text-align: right; }

.ky-table tr[data-highlight] {
  outline: 1px solid rgba(235, 176, 75, 0.7);
  outline-offset: -1px;
  background: var(--ky-amber-soft);
}

/* ---------- 14. 图片容器 ---------- */
.ky-figure {
  position: relative;
  background: var(--ky-night);
  border: 1px solid var(--ky-line);
  overflow: hidden;
}

.ky-figure__inner {
  display: block;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.ky-figure--wide .ky-figure__inner { aspect-ratio: 21 / 9; }
.ky-figure--tall .ky-figure__inner { aspect-ratio: 4 / 5; }

.ky-figure img,
.ky-figure picture,
.ky-figure svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.05);
}

.ky-figure__cap {
  display: block;
  padding: 10px 14px;
  font-family: var(--ky-font-mono);
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: 0.06em;
  color: var(--ky-mute);
  border-top: 1px solid var(--ky-line);
}

.ky-figure--empty .ky-figure__inner {
  background-image: repeating-linear-gradient(135deg, rgba(31, 92, 74, 0.38) 0 10px, rgba(19, 42, 51, 0.25) 10px 20px);
}

/* ---------- 15. 标签页 ---------- */
.ky-tabs { display: block; }

.ky-tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--ky-line);
}

.ky-tabs__tab {
  padding: 10px 16px;
  font-family: var(--ky-font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--ky-mute);
  background: transparent;
  border: 1px solid var(--ky-line);
  border-radius: var(--ky-radius);
  transition: color 0.22s var(--ky-ease), background 0.22s var(--ky-ease), border-color 0.22s var(--ky-ease);
}

.ky-tabs__tab:hover {
  color: var(--ky-chalk);
  border-color: var(--ky-signal);
}

.ky-tabs__tab[aria-selected="true"],
.ky-tabs__tab.is-active {
  color: #04150F;
  background: var(--ky-signal);
  border-color: var(--ky-signal);
}

.ky-tabs__panel[hidden] { display: none; }

/* ---------- 16. 滚动显现 ---------- */
.ky-js [data-reveal] {
  opacity: 0;
  transform: translate3d(-16px, 0, 0);
  transition: opacity 0.34s var(--ky-ease), transform 0.34s var(--ky-ease);
  transition-delay: var(--ky-delay, 0ms);
}

.ky-js [data-reveal].is-in {
  opacity: 1;
  transform: none;
}

/* ---------- 17. 响应式 ---------- */
@media (max-width: 1180px) and (min-width: 981px) {
  .ky-nav__quick { display: none; }
}

@media (max-width: 1080px) {
  .ky-footer__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
  .ky-footer__brand { grid-column: 1 / -1; }
  .ky-footer__note { max-width: 60ch; }
}

@media (max-width: 980px) {
  .ky-header__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

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

  .ky-nav {
    grid-column: 1 / -1;
    display: none;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 16px;
    margin-top: 4px;
    padding-top: 16px;
    border-top: 1px solid var(--ky-line);
  }

  .ky-nav[data-open="true"] { display: flex; }

  .ky-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
  }

  .ky-nav__link {
    display: block;
    padding: 12px 12px;
    border-color: var(--ky-line-soft);
    background: rgba(14, 51, 42, 0.5);
    font-size: 16px;
  }

  .ky-nav__link::after { display: none; }

  .ky-nav__quick {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .ky-quick {
    flex-wrap: wrap;
    gap: 8px;
  }

  .ky-cta {
    align-self: flex-start;
    justify-content: center;
  }

  .ky-grid > [class*="ky-span-"] { grid-column: 1 / -1; }
}

@media (max-width: 760px) {
  .ky-brand { grid-template-columns: 10px minmax(0, 1fr); column-gap: 12px; }
  .ky-brand__baseline { display: none; }
  .ky-brand__full { letter-spacing: 0.12em; }

  .ky-footer__inner { grid-template-columns: minmax(0, 1fr); }
  .ky-footer__index { grid-template-columns: minmax(0, 1fr); gap: 22px; }
  .ky-footer__legal-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .ky-contact__row { grid-template-columns: minmax(0, 1fr); gap: 2px; }
  .ky-contact__key { color: var(--ky-moss); }

  .ky-section__head { align-items: flex-start; }
}

@media (max-width: 420px) {
  .ky-brand__full { display: none; }
}

/* ---------- 18. 动效偏好与打印 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .ky-js [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }

  .ky-progress { transition: none; }
}

@media print {
  .ky-header,
  .ky-footer,
  .ky-skip,
  .ky-progress { display: none !important; }
  body { background: #fff; color: #000; }
}