/* ==========================================================================
   开云体育入口 · 共享站点样式 /assets/site.css
   基调：夜空深靛蓝底 + 奶油纸画板 + 青绿/炽橙状态点 + 沙金极细边界
   ========================================================================== */

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

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

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

ul, ol { padding: 0; }

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

button { font: inherit; color: inherit; }

a { color: inherit; }

/* ---------- tokens ---------- */
:root {
  --ky-night: #0B1B2B;
  --ky-abyss: #06111C;
  --ky-cream: #F4EFE4;
  --ky-ink: #1E1A16;
  --ky-teal: #2BB3A3;
  --ky-orange: #F05A28;
  --ky-sand: #C9A96A;
  --ky-sand-ink: #8A6A2E;
  --ky-mist: #8A949E;
  --ky-alert: #D64545;
  --ky-white: #FFFFFF;

  --ky-line: rgba(201, 169, 106, 0.24);
  --ky-line-strong: rgba(201, 169, 106, 0.46);
  --ky-line-ink: rgba(30, 26, 22, 0.16);

  --ky-shell-w: 1240px;
  --ky-gutter: clamp(1.1rem, 4vw, 3rem);
  --ky-ease: cubic-bezier(.22, .61, .36, 1);

  --ky-shadow-panel: 0 34px 70px -46px rgba(6, 17, 28, .95), 0 1px 0 rgba(255, 255, 255, .05) inset;
  --ky-shadow-soft: 0 16px 34px -26px rgba(6, 17, 28, .9);

  --ky-font-display: "HarmonyOS Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --ky-font-body: "Inter", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  --ky-font-mono: "JetBrains Mono", "Roboto Mono", "SFMono-Regular", Consolas, monospace;
}

/* ---------- base ---------- */
body {
  font-family: var(--ky-font-body);
  font-size: 1rem;
  line-height: 1.75;
  letter-spacing: 0.01em;
  color: var(--ky-cream);
  background-color: var(--ky-abyss);
  background-image:
    radial-gradient(1080px 520px at 78% -10%, rgba(43, 179, 163, 0.16), transparent 62%),
    radial-gradient(760px 430px at 6% 3%, rgba(240, 90, 40, 0.10), transparent 60%),
    linear-gradient(180deg, var(--ky-night) 0%, var(--ky-abyss) 42%);
  background-repeat: no-repeat;
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.ky-locked { overflow: hidden; }

h1, h2, h3, h4 {
  font-family: var(--ky-font-display);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

p { text-wrap: pretty; }

::selection { background: var(--ky-teal); color: var(--ky-abyss); }

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

/* ---------- 跳转链接 ---------- */
.ky-skip {
  position: fixed;
  top: -4rem;
  left: 1rem;
  z-index: 200;
  padding: 0.65rem 1.1rem;
  background: var(--ky-teal);
  color: var(--ky-abyss);
  font-size: 0.85rem;
  font-weight: 700;
  text-decoration: none;
  border-radius: 2px;
  transition: top 0.18s var(--ky-ease);
}
.ky-skip:focus { top: 0.75rem; }

/* ==========================================================================
   Header：左品牌 / 中状态带 / 右栏目索引
   ========================================================================== */
.ky-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: linear-gradient(180deg, rgba(11, 27, 43, 0.99), rgba(6, 17, 28, 0.95));
  border-bottom: 1px solid var(--ky-line);
  backdrop-filter: blur(10px);
}

.ky-header__stripe {
  display: block;
  height: 2px;
  background: linear-gradient(90deg, var(--ky-teal), var(--ky-sand) 46%, var(--ky-orange));
  opacity: 0.85;
}

.ky-header__inner {
  width: min(calc(100% - (2 * var(--ky-gutter))), var(--ky-shell-w));
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: clamp(0.7rem, 2vw, 1.6rem);
  min-height: 66px;
  padding-block: 0.55rem;
}

/* 品牌 */
.ky-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  margin-inline-end: auto;
  text-decoration: none;
  color: var(--ky-cream);
}

.ky-brand__mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  flex: none;
  border: 1px solid var(--ky-line-strong);
  border-radius: 50%;
  background: rgba(6, 17, 28, 0.6);
  transition: transform 0.35s var(--ky-ease), border-color 0.2s var(--ky-ease);
}
.ky-brand:hover .ky-brand__mark { transform: rotate(28deg); border-color: var(--ky-teal); }

.ky-brand__text {
  font-family: var(--ky-font-display);
  font-weight: 800;
  font-size: 1.04rem;
  letter-spacing: 0.02em;
  line-height: 1.1;
  white-space: nowrap;
}

.ky-brand__sub {
  display: none;
  padding-left: 0.7rem;
  border-left: 1px solid var(--ky-line);
  font-family: var(--ky-font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ky-mist);
  white-space: nowrap;
}

/* 头部状态带 */
.ky-status {
  display: none;
  align-items: center;
  gap: 1rem;
  font-family: var(--ky-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--ky-mist);
}
.ky-status__item { display: inline-flex; align-items: center; gap: 0.45rem; white-space: nowrap; }
.ky-status__dot { width: 7px; height: 7px; border-radius: 50%; background: var(--ky-mist); flex: none; }
.ky-status__dot--teal { background: var(--ky-teal); box-shadow: 0 0 0 3px rgba(43, 179, 163, 0.16); animation: ky-breathe 3.6s ease-in-out infinite; }
.ky-status__dot--orange { background: var(--ky-orange); box-shadow: 0 0 0 3px rgba(240, 90, 40, 0.16); animation: ky-breathe 3.6s ease-in-out 0.9s infinite; }

/* 导航 */
.ky-nav__list {
  display: flex;
  align-items: center;
  gap: clamp(0.1rem, 1vw, 0.5rem);
  list-style: none;
  margin: 0;
  padding: 0;
}

.ky-nav__item { display: list-item; }

.ky-nav__link {
  display: inline-flex;
  align-items: center;
  gap: 0.42rem;
  padding: 0.55rem 0.6rem;
  text-decoration: none;
  color: rgba(244, 239, 228, 0.78);
  font-size: 0.86rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ky-ease), border-color 0.2s var(--ky-ease);
}
.ky-nav__link:hover { color: var(--ky-white); border-bottom-color: var(--ky-line-strong); }

.ky-nav__num {
  font-family: var(--ky-font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  color: var(--ky-sand);
  opacity: 0.72;
}

.ky-nav__label { display: inline-block; }

.ky-nav__dot {
  width: 6px;
  height: 6px;
  flex: none;
  border-radius: 50%;
  background: transparent;
  border: 1px solid var(--ky-line-strong);
  transition: background-color 0.2s var(--ky-ease), border-color 0.2s var(--ky-ease), box-shadow 0.2s var(--ky-ease);
}

.ky-nav__link[aria-current="page"] {
  color: var(--ky-white);
  border-bottom-color: var(--ky-teal);
}
.ky-nav__link[aria-current="page"] .ky-nav__num { color: var(--ky-teal); opacity: 1; }
.ky-nav__link[aria-current="page"] .ky-nav__dot {
  background: var(--ky-teal);
  border-color: var(--ky-teal);
  box-shadow: 0 0 0 3px rgba(43, 179, 163, 0.18);
}

.ky-nav__foot { display: none; }

/* 移动端按钮 */
.ky-nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  background: rgba(6, 17, 28, 0.5);
  border: 1px solid var(--ky-line-strong);
  border-radius: 2px;
  cursor: pointer;
  font-family: var(--ky-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--ky-cream);
  transition: border-color 0.2s var(--ky-ease), color 0.2s var(--ky-ease);
}
.ky-nav-toggle:hover { border-color: var(--ky-teal); color: var(--ky-white); }

.ky-nav-toggle__bars { display: grid; gap: 4px; width: 16px; }
.ky-nav-toggle__bars > span {
  display: block;
  height: 1px;
  background: currentColor;
  transition: transform 0.24s var(--ky-ease), opacity 0.24s ease;
}
.ky-nav-toggle[aria-expanded="true"] { border-color: var(--ky-orange); color: var(--ky-white); }
.ky-nav-toggle[aria-expanded="true"] .ky-nav-toggle__bars > span:nth-child(1) { transform: translateY(5px) 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(-5px) rotate(-45deg); }

.ky-nav-toggle__label { line-height: 1; }

/* 阅读进度 */
.ky-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background: rgba(244, 239, 228, 0.07);
  overflow: hidden;
}
.ky-progress__bar {
  display: block;
  width: 100%;
  height: 100%;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--ky-teal), var(--ky-sand) 55%, var(--ky-orange));
}

/* ==========================================================================
   Footer
   ========================================================================== */
.ky-footer {
  position: relative;
  margin-top: clamp(3rem, 8vw, 7rem);
  background: linear-gradient(180deg, var(--ky-night), var(--ky-abyss));
  border-top: 1px solid var(--ky-line-strong);
  color: var(--ky-cream);
}
.ky-footer::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, var(--ky-orange), var(--ky-sand) 52%, var(--ky-teal));
  opacity: 0.9;
}

.ky-footer__grid {
  width: min(calc(100% - (2 * var(--ky-gutter))), var(--ky-shell-w));
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.8rem, 5vw, 3.4rem);
  padding-block: clamp(2.4rem, 6vw, 4.2rem);
}

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

.ky-footer__brand {
  font-family: var(--ky-font-display);
  font-weight: 800;
  font-size: clamp(1.4rem, 3.6vw, 1.9rem);
  line-height: 1.1;
  margin-bottom: 0.7rem;
}

.ky-footer__tagline {
  max-width: 36ch;
  font-size: 0.95rem;
  color: rgba(244, 239, 228, 0.72);
  margin-bottom: 1.1rem;
}

.ky-footer__status {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 1rem;
  font-family: var(--ky-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--ky-mist);
}

.ky-footer__dot { width: 7px; height: 7px; border-radius: 50%; flex: none; display: inline-block; }
.ky-footer__dot--teal { background: var(--ky-teal); box-shadow: 0 0 0 3px rgba(43, 179, 163, 0.14); }
.ky-footer__dot--orange { background: var(--ky-orange); box-shadow: 0 0 0 3px rgba(240, 90, 40, 0.14); }
.ky-footer__dot--sand { background: var(--ky-sand); box-shadow: 0 0 0 3px rgba(201, 169, 106, 0.14); }

.ky-footer__title {
  font-family: var(--ky-font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ky-sand);
  margin-bottom: 0.95rem;
}

.ky-footer__list {
  list-style: none;
  display: grid;
  gap: 0.62rem;
  font-size: 0.92rem;
}
.ky-footer__list--meta { color: rgba(244, 239, 228, 0.72); font-size: 0.86rem; line-height: 1.65; }

.ky-footer__link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  text-decoration: none;
  color: rgba(244, 239, 228, 0.86);
  border-bottom: 1px solid transparent;
  padding-bottom: 1px;
  transition: color 0.2s var(--ky-ease), border-color 0.2s var(--ky-ease);
}
.ky-footer__link::before {
  content: "";
  width: 5px;
  height: 5px;
  flex: none;
  border-radius: 50%;
  background: var(--ky-sand);
  opacity: 0.65;
  transition: background-color 0.2s var(--ky-ease), opacity 0.2s var(--ky-ease);
}
.ky-footer__link:hover { color: var(--ky-white); border-bottom-color: var(--ky-teal); }
.ky-footer__link:hover::before { background: var(--ky-teal); opacity: 1; }

.ky-footer__base {
  width: min(calc(100% - (2 * var(--ky-gutter))), var(--ky-shell-w));
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.4rem;
  justify-content: space-between;
  padding-block: 1.15rem 1.5rem;
  border-top: 1px solid var(--ky-line);
  font-family: var(--ky-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--ky-mist);
}
.ky-footer__note { margin: 0; }
.ky-footer__pipe { display: inline-block; margin-inline: 0.5rem; color: var(--ky-sand); opacity: 0.7; }

/* ==========================================================================
   通用组件
   ========================================================================== */
.ky-shell {
  width: min(calc(100% - (2 * var(--ky-gutter))), var(--ky-shell-w));
  margin-inline: auto;
}

.ky-section { padding-block: clamp(2.4rem, 7vw, 5rem); }

.ky-stack > * + * { margin-top: clamp(1.1rem, 3vw, 2rem); }

/* 面板 */
.ky-panel {
  position: relative;
  background: var(--ky-cream);
  color: var(--ky-ink);
  border: 1px solid var(--ky-line-strong);
  border-radius: 3px;
  box-shadow: var(--ky-shadow-panel);
}

.ky-panel--night {
  background: linear-gradient(158deg, var(--ky-night), var(--ky-abyss));
  color: var(--ky-cream);
  border-color: var(--ky-line);
  box-shadow: var(--ky-shadow-soft);
}

.ky-panel__inner { padding: clamp(1.3rem, 4vw, 2.6rem); }

.ky-rule { height: 1px; border: 0; background: var(--ky-line); }
.ky-rule--strong { background: var(--ky-line-strong); }

/* 文字 */
.ky-eyebrow {
  font-family: var(--ky-font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ky-sand);
}
.ky-panel .ky-eyebrow { color: var(--ky-sand-ink); }

.ky-index {
  font-family: var(--ky-font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--ky-sand);
}
.ky-panel .ky-index { color: var(--ky-sand-ink); }

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

.ky-lead {
  font-size: clamp(1rem, 1.6vw, 1.12rem);
  line-height: 1.8;
  color: rgba(244, 239, 228, 0.8);
}
.ky-panel .ky-lead { color: #4A443A; }

/* 按钮 */
.ky-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.82rem 1.35rem;
  border: 1px solid var(--ky-line-strong);
  border-radius: 2px;
  background: transparent;
  color: var(--ky-cream);
  font-family: var(--ky-font-body);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.2s var(--ky-ease), background-color 0.2s var(--ky-ease),
              border-color 0.2s var(--ky-ease), color 0.2s var(--ky-ease);
}
.ky-btn:hover { transform: translateY(-2px); }

.ky-btn--primary { background: var(--ky-orange); border-color: var(--ky-orange); color: var(--ky-white); }
.ky-btn--primary:hover { background: #D94A1C; border-color: #D94A1C; }

.ky-btn--teal { background: var(--ky-teal); border-color: var(--ky-teal); color: var(--ky-abyss); }
.ky-btn--teal:hover { background: #23A092; border-color: #23A092; }

.ky-btn--ghost { background: rgba(244, 239, 228, 0.04); }
.ky-btn--ghost:hover { border-color: var(--ky-teal); color: var(--ky-white); }

.ky-btn--ink { border-color: rgba(30, 26, 22, 0.34); color: var(--ky-ink); }
.ky-btn--ink:hover { background: var(--ky-ink); border-color: var(--ky-ink); color: var(--ky-cream); }

.ky-btn--sm { padding: 0.52rem 0.92rem; font-size: 0.78rem; }

/* 状态胶囊 */
.ky-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.26rem 0.62rem;
  border: 1px solid var(--ky-line-strong);
  border-radius: 999px;
  background: rgba(6, 17, 28, 0.35);
  font-family: var(--ky-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--ky-mist);
  white-space: nowrap;
}
.ky-pill--teal { color: var(--ky-teal); border-color: rgba(43, 179, 163, 0.5); background: rgba(43, 179, 163, 0.1); }
.ky-pill--orange { color: var(--ky-orange); border-color: rgba(240, 90, 40, 0.5); background: rgba(240, 90, 40, 0.1); }
.ky-pill--sand { color: var(--ky-sand); border-color: rgba(201, 169, 106, 0.5); background: rgba(201, 169, 106, 0.08); }
.ky-pill--ink { color: #5B4A2C; border-color: rgba(138, 106, 46, 0.42); background: rgba(201, 169, 106, 0.16); }

/* 面包屑 */
.ky-crumb {
  font-family: var(--ky-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--ky-mist);
}
.ky-crumb__list { display: flex; flex-wrap: wrap; gap: 0.5rem; list-style: none; margin: 0; padding: 0; }
.ky-crumb__item { display: inline-flex; align-items: center; gap: 0.5rem; }
.ky-crumb__item + .ky-crumb__item::before { content: "/"; color: var(--ky-sand); opacity: 0.7; }
.ky-crumb a { text-decoration: none; }
.ky-crumb a:hover { color: var(--ky-teal); }
.ky-crumb__item--current { color: var(--ky-cream); }
.ky-panel .ky-crumb { color: #6B6355; }
.ky-panel .ky-crumb__item--current { color: var(--ky-ink); }

/* 图片容器（页面阶段放置 <img class="ky-figure__img">） */
.ky-figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--ky-line);
  border-radius: 3px;
  background: linear-gradient(150deg, rgba(11, 27, 43, 0.92), rgba(6, 17, 28, 0.99));
  overflow: hidden;
}

.ky-figure__media {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background-color: var(--ky-night);
  background-image:
    repeating-linear-gradient(90deg, rgba(201, 169, 106, 0.09) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(0deg, rgba(43, 179, 163, 0.07) 0 1px, transparent 1px 64px);
}
.ky-figure__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 17, 28, 0) 42%, rgba(6, 17, 28, 0.6));
  pointer-events: none;
}

.ky-figure__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.05);
}

.ky-figure__cap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.4rem 1rem;
  padding: 0.72rem 0.95rem;
  border-top: 1px solid var(--ky-line);
  font-family: var(--ky-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--ky-mist);
}

.ky-figure--wide .ky-figure__media { aspect-ratio: 16 / 9; }
.ky-figure--tall .ky-figure__media { aspect-ratio: 3 / 4; }
.ky-figure--slant { clip-path: polygon(0 0, 100% 0, 100% 88%, 0 100%); }
.ky-figure--slant .ky-figure__cap { clip-path: none; }

/* 栅格 */
.ky-grid { display: grid; gap: clamp(1rem, 3vw, 1.8rem); grid-template-columns: 1fr; }
.ky-grid--2, .ky-grid--3 { grid-template-columns: 1fr; }

/* 显现 */
.ky-js [data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s var(--ky-ease) var(--ky-delay, 0ms),
              transform 0.5s var(--ky-ease) var(--ky-delay, 0ms);
}
.ky-js [data-reveal].is-visible { opacity: 1; transform: none; }

/* 工具 */
.ky-visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

@keyframes ky-breathe {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.55; transform: scale(0.86); }
}

/* ==========================================================================
   响应式
   ========================================================================== */
@media (min-width: 640px) {
  .ky-brand__sub { display: inline-block; }
  .ky-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ky-grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ky-footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ky-footer__col--brand { grid-column: 1 / -1; }
}

@media (min-width: 720px) {
  .ky-figure--slant { clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%); }
}

@media (min-width: 900px) {
  .ky-footer__grid { grid-template-columns: 1.25fr 0.85fr 1.2fr; }
  .ky-footer__col--brand { grid-column: auto; }
}

@media (min-width: 1000px) {
  .ky-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (min-width: 1180px) {
  .ky-status { display: flex; }
}

/* 移动端导航抽屉：1023.98px 以下 */
@media (max-width: 1023.98px) {
  .ky-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 70;
    width: min(86vw, 340px);
    padding: 5.4rem 1.5rem 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    overflow-y: auto;
    background: linear-gradient(180deg, var(--ky-night), var(--ky-abyss));
    border-left: 1px solid var(--ky-line-strong);
    box-shadow: -34px 0 70px -34px rgba(0, 0, 0, 0.85);
    transform: translateX(103%);
    visibility: hidden;
    transition: transform 0.32s var(--ky-ease), visibility 0.32s linear;
  }
  .ky-nav[data-open="true"] { transform: translateX(0); visibility: visible; }

  .ky-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }
  .ky-nav__item { border-bottom: 1px solid var(--ky-line); }
  .ky-nav__item:first-child { border-top: 1px solid var(--ky-line); }

  .ky-nav__link {
    width: 100%;
    padding: 0.95rem 0.2rem;
    font-size: 1rem;
    border-bottom: 0;
  }
  .ky-nav__link[aria-current="page"] { border-bottom: 0; color: var(--ky-white); }
  .ky-nav__link[aria-current="page"] .ky-nav__num { color: var(--ky-teal); }
  .ky-nav__link:hover { border-bottom: 0; }

  .ky-nav__num { font-size: 0.68rem; }
  .ky-nav__label { margin-inline-end: auto; }

  .ky-nav__foot { display: flex; margin-top: auto; }
  .ky-nav__foot .ky-btn { width: 100%; }
}

@media (min-width: 1024px) {
  .ky-nav {
    display: flex;
    align-items: center;
    gap: 0.7rem;
  }
  .ky-nav__foot { display: flex; margin-inline-start: 0.35rem; }
}

/* 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;
  }
  .ky-js [data-reveal] { opacity: 1 !important; transform: none !important; }
  .ky-btn:hover { transform: none; }
  .ky-brand:hover .ky-brand__mark { transform: none; }
}