/* ==========================================================
   博鱼主页 · 共享样式 /assets/site.css
   深水寻光：深水蓝暗底 + 荧光青路径 + 暖钓橙咬钩
   ========================================================== */

/* ---------- 1. Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; -webkit-tap-highlight-color: transparent; }
body { margin: 0; }
img, svg, video { display: block; max-width: 100%; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
a { color: inherit; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, h5, h6, p, figure, blockquote { margin: 0; }
table { border-collapse: collapse; width: 100%; }

/* ---------- 2. Tokens ---------- */
:root {
  --c-ink:      #061F2F;
  --c-ink-deep: #040F17;
  --c-deep:     #0B3C5D;
  --c-deep-2:   #0F5B72;
  --c-scale:    #C9D6DF;
  --c-mist:     #6E8A9B;
  --c-fog:      #F2F6F8;
  --c-cyan:     #00E5CC;
  --c-cyan-2:   #7FE3DA;
  --c-orange:   #FF6B35;
  --c-gold:     #D9A441;

  --rail-w: 96px;
  --header-h: 64px;
  --shell-max: 1280px;
  --radius: 8px;
  --notch: 24px;
  --hair: rgba(201, 214, 223, 0.16);
  --hair-strong: rgba(201, 214, 223, 0.30);

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --dur: 260ms;
  --dur-slow: 320ms;

  --font-cjk: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-num: "Oswald", "Barlow Condensed", "Arial Narrow", Impact, sans-serif;
}

/* ---------- 3. Base typography ---------- */
body {
  font-family: var(--font-cjk);
  font-size: 17px;
  font-weight: 400;
  line-height: 1.75;
  color: var(--c-scale);
  background-color: var(--c-ink);
  background-image:
    radial-gradient(120% 60% at 50% 0%, rgba(15, 91, 114, 0.35) 0%, rgba(6, 31, 47, 0) 62%),
    repeating-linear-gradient(180deg, rgba(201, 214, 223, 0.028) 0 1px, rgba(201, 214, 223, 0) 1px 26px);
  background-attachment: fixed;
  padding-top: var(--header-h);
}

h1, h2, h3, h4 {
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--c-fog);
}
h1 { font-size: clamp(34px, 6vw, 72px); }
h2 { font-size: clamp(26px, 4vw, 48px); }
h3 { font-size: clamp(21px, 2.6vw, 32px); }
h4 { font-size: 24px; }

p { text-wrap: pretty; }
p + p { margin-top: 1.3em; }

a { text-decoration-thickness: 1px; text-underline-offset: 3px; }

.num, [data-num] {
  font-family: var(--font-num);
  font-weight: 600;
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
}

::selection { background: rgba(0, 229, 204, 0.28); color: #ffffff; }

:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

#main-content { scroll-margin-top: calc(var(--header-h) + 16px); }
html { scroll-behavior: smooth; }

/* ---------- 4. Skip link ---------- */
.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 200;
  padding: 10px 20px;
  border-radius: 999px;
  background: var(--c-cyan);
  color: var(--c-ink);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  transform: translateY(-180%);
  transition: transform var(--dur) var(--ease);
}
.skip-link:focus,
.skip-link:focus-visible { transform: translateY(0); }

/* ==========================================================
   5. HEADER —— 移动端顶部条 + 左侧抽屉
   ========================================================== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  z-index: 60;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 14px;
  background: var(--c-ink);
  border-bottom: 1px solid var(--hair);
}
.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(140% 220% at 8% 50%, rgba(0, 229, 204, 0.12), transparent 62%);
}

/* 品牌 */
.brand {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 10px;
  min-width: 0;
  text-decoration: none;
}
.brand__mark {
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
  color: var(--c-cyan);
  transition: color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.brand:hover .brand__mark { color: var(--c-cyan-2); transform: translateY(-2px); }
.brand__text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-width: 0;
}
.brand__name {
  font-size: 15px;
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--c-fog);
  white-space: nowrap;
}
.brand__sub {
  font-family: var(--font-num);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.05em;
  line-height: 1.3;
  color: var(--c-mist);
  white-space: nowrap;
  display: none;
}

/* 移动端菜单按钮 */
.nav-toggle {
  position: relative;
  z-index: 3;
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid rgba(0, 229, 204, 0.42);
  color: var(--c-cyan);
  font-size: 13px;
  font-weight: 700;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.nav-toggle:hover { background: rgba(0, 229, 204, 0.10); border-color: var(--c-cyan); }
.nav-toggle__box {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 16px;
  height: 12px;
}
.nav-toggle__bar {
  display: block;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}
.site-header[data-open] .nav-toggle__bar:first-child { transform: translateY(3px) rotate(45deg); }
.site-header[data-open] .nav-toggle__bar:last-child  { transform: translateY(-3px) rotate(-45deg); }
.nav-toggle__label { letter-spacing: 0.06em; }

/* 抽屉面板 */
.rail__body {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 2;
  width: min(84vw, 320px);
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: calc(var(--header-h) + 20px) 20px 26px;
  background: linear-gradient(180deg, var(--c-deep) 0%, var(--c-ink) 62%, var(--c-ink-deep) 100%);
  border-right: 1px solid rgba(0, 229, 204, 0.22);
  overflow-y: auto;
  transform: translateX(-102%);
  transition: transform var(--dur-slow) var(--ease);
}
.site-header[data-open] .rail__body { transform: translateX(0); }

.rail__eyebrow {
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.26em;
  color: var(--c-mist);
}

.rail__nav { flex: 1 1 auto; }
.rail__list { display: flex; flex-direction: column; gap: 2px; }
.rail__item { min-width: 0; }

.rail__link {
  position: relative;
  display: block;
  padding: 13px 14px;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.4;
  color: var(--c-scale);
  text-decoration: none;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.rail__link:hover { color: var(--c-fog); background: rgba(127, 227, 218, 0.08); }
.rail__link[aria-current="page"] {
  color: var(--c-cyan);
  background: rgba(0, 229, 204, 0.10);
  box-shadow: inset 2px 0 0 var(--c-cyan);
}
.rail__link[aria-current="page"]::before { display: none; }

.rail__cta {
  display: block;
  padding: 13px 18px;
  border-radius: 999px;
  background: var(--c-orange);
  color: #231008;
  font-size: 15px;
  font-weight: 900;
  letter-spacing: 0.02em;
  text-align: center;
  text-decoration: none;
  box-shadow: 0 10px 26px rgba(255, 107, 53, 0.26);
  transition: transform var(--dur) var(--ease), filter var(--dur) var(--ease);
}
.rail__cta:hover { transform: translateY(-2px); filter: brightness(1.08); }
.rail__cta:active { transform: translateY(0); }

.rail__note {
  font-size: 12px;
  line-height: 1.7;
  color: var(--c-mist);
  text-align: center;
}

/* 遮罩 */
.nav-scrim {
  position: fixed;
  inset: 0;
  z-index: 1;
  background: rgba(4, 15, 23, 0.68);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur) var(--ease);
}
.site-header[data-open] .nav-scrim { opacity: 1; pointer-events: auto; }

/* 滚动进度：移动端为顶部细线 */
.scroll-progress {
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 2px;
  z-index: 4;
  background: rgba(201, 214, 223, 0.10);
  pointer-events: none;
}
.scroll-progress__bar {
  display: block;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, var(--c-cyan), var(--c-orange));
  transform: scaleX(var(--progress, 0));
  transform-origin: left center;
}

/* ==========================================================
   6. FOOTER
   ========================================================== */
.site-footer {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, var(--c-deep) 0%, var(--c-ink) 56%, var(--c-ink-deep) 100%);
  border-top: 1px solid var(--hair);
  color: var(--c-scale);
  padding-top: 68px;
}
.site-footer::before {
  content: "";
  position: absolute;
  left: 50%;
  top: -150px;
  width: min(780px, 92vw);
  height: 340px;
  transform: translateX(-50%);
  background: radial-gradient(closest-side, rgba(0, 229, 204, 0.16), rgba(0, 229, 204, 0) 72%);
  pointer-events: none;
}
.site-footer::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 180px;
  background: repeating-linear-gradient(180deg, rgba(201, 214, 223, 0.035) 0 1px, transparent 1px 24px);
  pointer-events: none;
}

.footer__inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 44px;
}

.footer__lead { display: flex; flex-direction: column; gap: 8px; }
.footer__mark {
  font-size: 26px;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--c-fog);
}
.footer__sub {
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.10em;
  color: var(--c-cyan);
}
.footer__line {
  margin-top: 4px;
  max-width: 30ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-mist);
}

.footer__cols {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px 28px;
}
.footer__col { min-width: 0; }
.footer__coltitle {
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--c-cyan-2);
  margin-bottom: 12px;
}
.footer__list { display: flex; flex-direction: column; gap: 4px; }
.footer__link {
  display: inline-block;
  padding: 4px 0;
  font-size: 15px;
  color: var(--c-scale);
  text-decoration: none;
  transition: color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.footer__link:hover { color: var(--c-cyan); transform: translateX(4px); }

.footer__base {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--shell-max);
  margin: 56px auto 0;
  padding: 20px 24px 30px;
  border-top: 1px solid var(--hair);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  justify-content: space-between;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-mist);
}
.footer__contact,
.footer__legal { min-width: 0; }

/* ==========================================================
   7. 通用布局与组件
   ========================================================== */
.shell {
  width: 100%;
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 0 24px;
}

.grid { display: grid; gap: 32px; }
.grid--12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }

/* 堆叠面板 */
.panel {
  position: relative;
  padding: 32px;
  background: var(--c-deep);
  border: 1px solid var(--hair);
  border-radius: var(--radius);
  overflow: hidden;
}
.panel--notch { border-top-left-radius: var(--notch); }
.panel--float {
  box-shadow: 0 14px 32px rgba(4, 15, 23, 0.38);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.panel--float:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 46px rgba(4, 15, 23, 0.52);
}

/* 章节抬头 */
.section-head { display: flex; flex-direction: column; gap: 10px; margin-bottom: 32px; }
.section-head__num {
  font-family: var(--font-num);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.24em;
  color: var(--c-cyan);
}
.section-head__title { margin: 0; }

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.01em;
  text-decoration: none;
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn--primary { background: var(--c-orange); color: #231008; box-shadow: 0 12px 28px rgba(255, 107, 53, 0.26); }
.btn--primary:hover { filter: brightness(1.08); }
.btn--ghost { border-color: rgba(0, 229, 204, 0.48); color: var(--c-cyan); }
.btn--ghost:hover { background: rgba(0, 229, 204, 0.10); border-color: var(--c-cyan); }
.btn--quiet { border-color: var(--hair-strong); color: var(--c-scale); }
.btn--quiet:hover { border-color: var(--c-scale); color: var(--c-fog); }

/* 面包屑 */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 16px 0 0;
  font-size: 13px;
  color: var(--c-mist);
}
.breadcrumb a { color: var(--c-mist); text-decoration: none; transition: color var(--dur) var(--ease); }
.breadcrumb a:hover { color: var(--c-cyan); }
.breadcrumb__sep { color: rgba(201, 214, 223, 0.34); }
.breadcrumb [aria-current="page"] { color: var(--c-scale); }

/* 长文阅读区 */
.prose {
  max-width: 72ch;
  padding: 32px;
  border-radius: var(--radius);
  background: var(--c-fog);
  color: #11303F;
  font-size: 17px;
  line-height: 1.75;
}
.prose h2 { color: var(--c-deep); font-size: 30px; margin-top: 1.6em; }
.prose h3 { color: var(--c-deep); font-size: 23px; margin-top: 1.4em; }
.prose h2:first-child, .prose h3:first-child { margin-top: 0; }
.prose a { color: var(--c-deep); text-decoration-color: var(--c-cyan); }
.prose a:hover { color: #06395c; }
.prose blockquote {
  margin: 1.4em 0;
  padding: 2px 0 2px 18px;
  border-left: 3px solid var(--c-cyan-2);
  color: #33566b;
}
.prose table { margin: 1.4em 0; font-size: 15px; }
.prose th {
  background: var(--c-deep-2);
  color: var(--c-fog);
  padding: 10px 12px;
  text-align: left;
  font-weight: 600;
}
.prose td { padding: 10px 12px; border-bottom: 1px solid rgba(11, 60, 93, 0.15); }

/* 图片容器 */
.media {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(140deg, var(--c-deep-2) 0%, var(--c-ink) 100%);
}
.media > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease);
}
.media:hover > img { transform: scale(1.03); }
.media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 31, 47, 0) 46%, rgba(6, 31, 47, 0.62) 100%);
  pointer-events: none;
}
.media--tall { aspect-ratio: 3 / 4; }
.media--wide { aspect-ratio: 21 / 9; }
.media--square { aspect-ratio: 1 / 1; }
.media__tag {
  position: absolute;
  left: 14px;
  bottom: 14px;
  z-index: 1;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(6, 31, 47, 0.78);
  border: 1px solid rgba(0, 229, 204, 0.42);
  font-size: 13px;
  color: var(--c-cyan);
}

/* 分段切换 */
.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--hair);
}
.tab-btn {
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid var(--hair-strong);
  font-size: 15px;
  font-weight: 500;
  color: var(--c-scale);
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.tab-btn:hover { color: var(--c-fog); border-color: var(--c-scale); }
.tab-btn[aria-selected="true"] {
  background: var(--c-cyan);
  border-color: var(--c-cyan);
  color: var(--c-ink);
  font-weight: 700;
}

/* 目录 */
.toc { display: flex; flex-direction: column; gap: 2px; }
.toc__link {
  display: block;
  padding: 6px 0 6px 14px;
  border-left: 1px solid var(--hair);
  font-size: 14px;
  color: var(--c-mist);
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.toc__link:hover { color: var(--c-cyan); border-color: var(--c-cyan); }

/* 标签 */
.tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  background: rgba(127, 227, 218, 0.14);
  border: 1px solid rgba(127, 227, 218, 0.34);
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-cyan-2);
}
.tag--gold { background: rgba(217, 164, 65, 0.14); border-color: rgba(217, 164, 65, 0.42); color: var(--c-gold); }

/* 滚动显现 */
[data-reveal-ready] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 520ms var(--ease), transform 520ms var(--ease);
}
[data-reveal-ready].is-visible { opacity: 1; transform: none; }

/* ==========================================================
   8. 平板 / 桌面
   ========================================================== */
@media (min-width: 700px) {
  .footer__inner { grid-template-columns: 1fr 2fr; gap: 40px 56px; }
  .footer__cols { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (min-width: 1024px) {
  body {
    padding-top: 0;
    padding-left: var(--rail-w);
  }

  #main-content { scroll-margin-top: 24px; }

  /* 左侧固定轨道 */
  .site-header {
    top: 0; right: auto; bottom: 0; left: 0;
    width: var(--rail-w);
    height: auto;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0;
    background: linear-gradient(180deg, var(--c-ink) 0%, var(--c-deep) 46%, var(--c-ink) 100%);
    border-right: 1px solid var(--hair);
    border-bottom: 0;
  }
  .site-header::before {
    background:
      radial-gradient(120% 34% at 50% 6%, rgba(0, 229, 204, 0.16), transparent 66%),
      repeating-linear-gradient(180deg, rgba(201, 214, 223, 0.05) 0 1px, transparent 1px 22px);
  }

  .brand {
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 22px 8px 18px;
    border-bottom: 1px solid var(--hair);
  }
  .brand__mark { width: 34px; height: 34px; }
  .brand__text { align-items: center; }
  .brand__name { font-size: 15px; }
  .brand__sub {
    display: block;
    font-size: 9px;
    letter-spacing: 0.02em;
    text-align: center;
    white-space: normal;
    word-break: break-all;
    max-width: 76px;
  }

  .nav-toggle { display: none; }
  .nav-scrim { display: none; }

  .rail__body {
    position: relative;
    inset: auto;
    z-index: 1;
    width: auto;
    flex: 1 1 auto;
    min-height: 0;
    padding: 8px 0 14px;
    background: none;
    border-right: 0;
    overflow: visible;
    transform: none;
    transition: none;
    gap: 10px;
  }

  .rail__eyebrow { display: none; }

  .rail__nav {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    padding: 4px 0;
    scrollbar-width: thin;
    scrollbar-color: rgba(201, 214, 223, 0.24) transparent;
  }
  .rail__list { gap: 1px; }

  .rail__link {
    padding: 12px 6px;
    border-radius: 0;
    font-size: 13px;
    font-weight: 500;
    line-height: 1.35;
    text-align: center;
    letter-spacing: 0.01em;
  }
  .rail__link:hover { background: rgba(127, 227, 218, 0.08); }
  .rail__link[aria-current="page"] {
    background: rgba(0, 229, 204, 0.09);
    box-shadow: none;
  }
  .rail__link[aria-current="page"]::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    display: block;
    width: 9px;
    height: 9px;
    transform: translateY(-50%);
    background: var(--c-cyan);
    clip-path: polygon(0 0, 100% 50%, 0 100%, 28% 50%);
  }

  .rail__cta {
    margin: 6px 8px 4px;
    padding: 11px 6px;
    font-size: 12px;
    letter-spacing: 0;
  }
  .rail__note {
    padding: 0 8px;
    font-size: 11px;
    line-height: 1.6;
  }

  .scroll-progress {
    left: auto; right: 0; bottom: 0; top: 0;
    width: 2px;
    height: auto;
    background: rgba(201, 214, 223, 0.10);
  }
  .scroll-progress__bar {
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, var(--c-cyan), var(--c-orange));
    transform: scaleY(var(--progress, 0));
    transform-origin: center top;
  }

  .footer__inner { grid-template-columns: 1fr 2fr; }
  .footer__base { padding: 22px 24px 34px; }
}

@media (min-width: 1280px) {
  .panel { padding: 44px; }
  .footer__inner { gap: 48px 72px; }
}

/* ==========================================================
   9. 可访问性：减弱动效
   ========================================================== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 120ms !important;
    transition-property: opacity, background-color, color, border-color !important;
  }

  .panel--float:hover,
  .btn:hover,
  .rail__cta:hover,
  .footer__link:hover,
  .media:hover > img,
  .brand:hover .brand__mark {
    transform: none;
  }

  .rail__body { transition: none; }
  .site-header[data-open] .rail__body { transform: translateX(0); }

  [data-reveal-ready] {
    opacity: 1;
    transform: none;
    transition: opacity 120ms linear;
  }
}