/* =========================================================
   万博在线 — 共享样式 / assets/site.css
   蓝图网格体系：墨蓝底 + 荧光青（版本）+ 琥珀橙（口径）+ 灰绿（分类）
   ========================================================= */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 140px;
}

body,
h1, h2, h3, h4, h5, h6,
p, figure, blockquote, dl, dd { margin: 0; }

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

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

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

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

a { color: inherit; text-decoration: none; }

table { width: 100%; border-collapse: collapse; border-spacing: 0; }

hr { margin: 0; border: 0; border-top: 1px solid var(--line); }

::selection { background: rgba(53, 224, 208, 0.28); color: #ffffff; }

/* ---------- 2. 变量 ---------- */
:root {
  --ink-900: #0B1622;
  --ink-800: #101E2E;
  --ink-700: #16283C;
  --line: #22354A;
  --fg: #E8EEF4;
  --fg-dim: #9FB0C0;
  --cyan: #35E0D0;
  --cyan-soft: #5AEADD;
  --amber: #F5A524;
  --sage: #7E9486;
  --link: #6FC3FF;
  --ink: #04121A;

  --shell: 1280px;
  --pad: clamp(18px, 4.2vw, 48px);
  --gutter: clamp(16px, 2.4vw, 28px);

  --font-display: "Arial Narrow", "Helvetica Neue Condensed", "Roboto Condensed",
                  "Noto Sans SC", "PingFang SC", sans-serif;
  --font-body: "Noto Sans SC", "Source Han Sans SC", "PingFang SC",
               "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas,
               "Liberation Mono", "Courier New", monospace;

  --t-fast: 160ms;
  --t-base: 240ms;
}

/* ---------- 3. 蓝图底纹与基础排版 ---------- */
body {
  min-height: 100vh;
  background: var(--ink-900);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.75;
  letter-spacing: 0.005em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(34, 53, 74, 0.65) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(34, 53, 74, 0.65) 1px, transparent 1px);
  background-size: 96px 96px;
  -webkit-mask-image: radial-gradient(150% 105% at 50% 0%, #000 8%, rgba(0, 0, 0, 0.35) 48%, transparent 82%);
  mask-image: radial-gradient(150% 105% at 50% 0%, #000 8%, rgba(0, 0, 0, 0.35) 48%, transparent 82%);
}

body::after {
  content: "";
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  width: 1px;
  z-index: 0;
  pointer-events: none;
  background: linear-gradient(to bottom, transparent, var(--line) 10%, var(--line) 90%, transparent);
  opacity: 0.55;
}

.main {
  position: relative;
  z-index: 1;
  display: block;
}

.shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--pad);
}

/* ---------- 4. 排版工具 ---------- */
.h1 {
  font-size: clamp(38px, 6vw, 56px);
  line-height: 1.08;
  letter-spacing: -0.03em;
  font-weight: 700;
}

.h2 {
  font-size: clamp(26px, 3.4vw, 40px);
  line-height: 1.18;
  letter-spacing: -0.02em;
  font-weight: 700;
}

.h3 {
  font-size: clamp(20px, 2.2vw, 28px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  font-weight: 600;
}

.h4 {
  font-size: 20px;
  line-height: 1.4;
  font-weight: 600;
}

.t-display {
  font-family: var(--font-display);
  font-weight: 700;
  font-stretch: condensed;
  text-transform: uppercase;
  letter-spacing: -0.02em;
}

.t-mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
}

.t-dim { color: var(--fg-dim); }
.t-cyan { color: var(--cyan); }
.t-amber { color: var(--amber); }

/* ---------- 5. 焦点与跳转链接 ---------- */
:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  border-radius: 0;
}

.skip-link {
  position: absolute;
  left: var(--pad);
  top: -120px;
  z-index: 120;
  padding: 12px 18px;
  background: var(--cyan);
  color: var(--ink);
  border: 1px solid var(--cyan);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  transition: top var(--t-fast) ease;
}

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

/* ---------- 6. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 16px;
  font-size: 14px;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--fg);
  background: var(--ink-800);
  border: 1px solid var(--line);
  transition: color var(--t-fast) ease,
              background-color var(--t-fast) ease,
              border-color var(--t-fast) ease;
}

.btn:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}

.btn--solid {
  color: var(--ink);
  background: var(--cyan);
  border-color: var(--cyan);
  font-weight: 600;
}

.btn--solid:hover {
  color: var(--ink);
  background: var(--cyan-soft);
  border-color: var(--cyan-soft);
}

.btn--ghost {
  color: var(--fg-dim);
  background: transparent;
  border-color: var(--line);
}

.btn--ghost:hover {
  color: var(--amber);
  border-color: var(--amber);
}

/* ---------- 7. 页头 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: rgba(11, 22, 34, 0.96);
  -webkit-backdrop-filter: saturate(140%) blur(8px);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--line);
}

.site-header__inner {
  position: relative;
}

.header-upper {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  padding-block: 18px 15px;
}

.brand { min-width: 0; }

.brand-mark {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px;
  line-height: 1.1;
}

.brand-mark__cn {
  font-size: clamp(19px, 2.1vw, 25px);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--fg);
  transition: color var(--t-fast) ease;
}

.brand-mark__en {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--sage);
}

.brand-mark:hover .brand-mark__cn { color: var(--cyan); }

.brand-line {
  margin-top: 7px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--fg-dim);
}

.header-meta {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 16px;
}

.version-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 12px;
  background: var(--ink-800);
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--fg-dim);
  white-space: nowrap;
}

.version-chip__key { color: var(--sage); }

.version-chip__val {
  color: var(--cyan);
  letter-spacing: 0.08em;
  font-variant-numeric: tabular-nums;
}

.header-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.header-lower {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 54px;
  border-top: 1px solid var(--line);
}

.site-nav { display: flex; align-items: center; }

.nav-list {
  display: flex;
  align-items: stretch;
  flex-wrap: wrap;
}

.nav-item { display: flex; }

.nav-link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 17px 15px;
  font-size: 15px;
  line-height: 1;
  color: var(--fg-dim);
  border-bottom: 2px solid transparent;
  transition: color var(--t-fast) ease, border-color var(--t-fast) ease;
}

.nav-link__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: rgba(126, 148, 134, 0.85);
  font-variant-numeric: tabular-nums;
  transition: color var(--t-fast) ease;
}

.nav-link:hover {
  color: var(--fg);
  border-bottom-color: var(--sage);
}

.nav-link[aria-current="page"] {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.nav-link[aria-current="page"] .nav-link__idx { color: var(--cyan); }

.nav-toggle {
  display: none;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  min-height: 42px;
  color: var(--cyan);
  background: var(--ink-800);
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  transition: border-color var(--t-fast) ease, color var(--t-fast) ease;
}

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

.nav-toggle__bars {
  position: relative;
  display: inline-block;
  width: 18px;
  height: 2px;
  background: currentColor;
}

.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 18px;
  height: 2px;
  background: currentColor;
}

.nav-toggle__bars::before { top: -6px; }
.nav-toggle__bars::after { top: 6px; }

.progress-rail {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  overflow: hidden;
  pointer-events: none;
}

.progress-bar {
  display: block;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--amber));
  transform: scaleX(0);
  transform-origin: left center;
  will-change: transform;
}

/* ---------- 8. 页脚 ---------- */
.site-footer {
  position: relative;
  margin-top: clamp(64px, 8vw, 120px);
  overflow: hidden;
  background: var(--ink-800);
  border-top: 1px solid var(--line);
}

.site-footer::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(120% 130% at 6% 118%, rgba(53, 224, 208, 0.07), transparent 58%),
    radial-gradient(95% 120% at 95% 128%, rgba(245, 165, 36, 0.06), transparent 58%),
    repeating-linear-gradient(106deg, rgba(232, 238, 244, 0.045) 0 1px, transparent 1px 12px);
}

.footer-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 0.85fr)) minmax(0, 1.15fr);
  gap: 44px var(--gutter);
  padding-block: clamp(40px, 5vw, 64px) clamp(28px, 3.4vw, 48px);
}

.footer-brand__name {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.footer-brand__name::after {
  content: "";
  display: block;
  width: 36px;
  height: 2px;
  margin-top: 10px;
  background: var(--cyan);
}

.footer-brand__line {
  margin-top: 14px;
  max-width: 34ch;
  font-size: 14px;
  line-height: 1.7;
  color: var(--fg-dim);
}

.footer-brand__chip {
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--sage);
}

.footer-brand__chip .t-mono { color: var(--cyan); }

.footer-col__title {
  padding-bottom: 12px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--sage);
}

.footer-list {
  display: flex;
  flex-direction: column;
  gap: 11px;
}

.footer-link {
  display: inline-flex;
  align-items: center;
  font-size: 14.5px;
  color: var(--fg-dim);
  transition: color var(--t-fast) ease;
}

.footer-link::before {
  content: "";
  width: 0;
  height: 1px;
  margin-right: 0;
  background: var(--sage);
  transition: width var(--t-fast) ease, margin-right var(--t-fast) ease;
}

.footer-link:hover { color: var(--cyan); }

.footer-link:hover::before {
  width: 12px;
  margin-right: 8px;
}

.footer-contact__list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-contact__item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-contact__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--sage);
}

.footer-contact__val {
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: 0.02em;
  color: var(--fg);
  word-break: break-all;
}

.footer-contact__val--text {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.7;
  color: var(--fg-dim);
  word-break: normal;
}

.footer-legal {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--line);
}

.footer-legal__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 24px;
  padding-block: 18px 26px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--fg-dim);
}

.footer-legal__cn { color: var(--sage); }

/* ---------- 9. 面包屑与章节头 ---------- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
  padding-block: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--fg-dim);
}

.breadcrumb__sep { color: var(--line); }

.breadcrumb a { color: var(--fg-dim); transition: color var(--t-fast) ease; }
.breadcrumb a:hover { color: var(--link); }
.breadcrumb [aria-current="page"] { color: var(--cyan); }

.section-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 12px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

.section-head__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.section-head__title {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.section-head__note {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--fg-dim);
}

/* ---------- 10. 标签、表格、图片容器 ---------- */
.tag-sage {
  display: inline-flex;
  align-items: center;
  padding: 5px 10px;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: #DDE7DE;
  background: rgba(126, 148, 134, 0.16);
  border-left: 3px solid var(--sage);
}

.table-wrap {
  overflow-x: auto;
  background: var(--ink-800);
  border: 1px solid var(--line);
}

.data-table {
  min-width: 520px;
  font-size: 14.5px;
}

.data-table caption {
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-align: left;
  color: var(--sage);
}

.data-table thead th {
  padding: 12px 16px;
  background: var(--ink-700);
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-align: left;
  color: var(--sage);
  white-space: nowrap;
}

.data-table tbody th,
.data-table tbody td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  color: var(--fg);
}

.data-table tbody tr:last-child th,
.data-table tbody tr:last-child td { border-bottom: 0; }

.data-table tbody tr:hover td,
.data-table tbody tr:hover th { background: rgba(22, 40, 60, 0.7); }

.data-table td.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  text-align: right;
  color: var(--amber);
  white-space: nowrap;
}

.media-frame {
  position: relative;
  display: block;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--ink-800);
  border: 1px solid var(--line);
}

.media-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    118deg,
    rgba(34, 53, 74, 0.55) 0 1px,
    transparent 1px 10px
  );
}

.media-frame > img,
.media-frame > picture > img {
  position: relative;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media-frame--wide { aspect-ratio: 21 / 9; }
.media-frame--tall { aspect-ratio: 4 / 5; }
.media-frame--square { aspect-ratio: 1 / 1; }

.media-frame__cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--fg-dim);
  background: linear-gradient(to top, rgba(11, 22, 34, 0.94), rgba(11, 22, 34, 0));
}

.coast-band {
  position: relative;
  overflow: hidden;
  background: var(--ink-800);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.coast-band::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(120% 140% at 8% 120%, rgba(53, 224, 208, 0.07), transparent 62%),
    radial-gradient(90% 120% at 92% 130%, rgba(245, 165, 36, 0.06), transparent 60%),
    repeating-linear-gradient(108deg, rgba(232, 238, 244, 0.05) 0 1px, transparent 1px 11px);
}

.coast-band > * {
  position: relative;
  z-index: 1;
}

/* ---------- 11. 时间轴与网格 ---------- */
.timeline {
  position: relative;
  padding-left: 28px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--line);
}

.timeline-node {
  position: relative;
  padding-bottom: 32px;
}

.timeline-node:last-child { padding-bottom: 0; }

.timeline-node::before {
  content: "";
  position: absolute;
  left: -28px;
  top: 9px;
  width: 11px;
  height: 11px;
  background: var(--ink-900);
  border: 1px solid var(--sage);
  transition: background-color var(--t-base) ease, border-color var(--t-base) ease;
}

.timeline-node.is-current::before {
  background: var(--cyan);
  border-color: var(--cyan);
}

.grid {
  display: grid;
  gap: var(--gutter);
}

.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

/* ---------- 12. 正文容器 ---------- */
.prose {
  max-width: 72ch;
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--fg);
}

.prose > * + * { margin-top: 1.05em; }

.prose h2 {
  margin-top: 2.4em;
  margin-bottom: 0.6em;
  font-size: clamp(22px, 2.4vw, 28px);
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.prose h3 {
  margin-top: 1.9em;
  margin-bottom: 0.5em;
  font-size: 20px;
  line-height: 1.45;
}

.prose ul,
.prose ol {
  padding-left: 1.4em;
  list-style: disc;
}

.prose ol { list-style: decimal; }

.prose li { margin-top: 0.5em; }

.prose a {
  color: var(--link);
  border-bottom: 1px solid rgba(111, 195, 255, 0.35);
  transition: border-color var(--t-fast) ease;
}

.prose a:hover { border-bottom-color: var(--link); }

.prose strong { color: #ffffff; font-weight: 600; }

.prose code {
  padding: 1px 5px;
  font-family: var(--font-mono);
  font-size: 0.92em;
  color: var(--amber);
  background: rgba(245, 165, 36, 0.08);
}

.prose blockquote {
  padding-left: 18px;
  border-left: 2px solid var(--sage);
  color: var(--fg-dim);
}

.prose > :first-child { margin-top: 0; }

/* ---------- 13. 进场动效 ---------- */
.js-reveal-ready [data-reveal] {
  opacity: 0;
  transform: translateY(12px);
}

.js-reveal-ready [data-reveal].is-visible {
  opacity: 1;
  transform: none;
  transition: opacity 360ms ease, transform 360ms ease;
}

/* ---------- 14. 响应式 ---------- */
@media (max-width: 1180px) {
  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 40px var(--gutter);
  }
  .footer-contact { grid-column: 1 / -1; }
}

@media (max-width: 1024px) {
  html { scroll-padding-top: 120px; }

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

  .site-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    z-index: 90;
    display: none;
    max-height: min(72vh, 560px);
    overflow-y: auto;
    background: var(--ink-800);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }

  .site-nav[data-open] { display: block; }

  .nav-list { flex-direction: column; align-items: stretch; }

  .nav-item { border-bottom: 1px solid var(--line); }
  .nav-item:last-child { border-bottom: 0; }

  .nav-link {
    justify-content: flex-start;
    padding: 15px var(--pad);
    border-bottom: 0;
    border-left: 3px solid transparent;
    font-size: 15.5px;
  }

  .nav-link:hover { border-left-color: var(--sage); }

  .nav-link[aria-current="page"] { border-left-color: var(--cyan); }

  .header-actions { display: none; }

  .grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 860px) {
  .header-upper {
    align-items: flex-start;
    padding-block: 14px 12px;
    gap: 14px;
  }
  .header-meta { justify-content: flex-start; }
}

@media (max-width: 720px) {
  body { font-size: 16px; }

  .footer-grid { grid-template-columns: minmax(0, 1fr); }
  .footer-contact { grid-column: auto; }

  .grid--2,
  .grid--3,
  .grid--4 { grid-template-columns: minmax(0, 1fr); }

  .section-head { flex-wrap: wrap; }
  .section-head__note { margin-left: 0; width: 100%; }

  .data-table { min-width: 480px; }
}

@media (max-width: 560px) {
  .brand-mark__en { display: none; }
  .brand-line { font-size: 11px; letter-spacing: 0.03em; }
  .version-chip { padding: 6px 10px; font-size: 11px; }
  .nav-toggle__text { display: none; }
  .footer-legal__inner { justify-content: flex-start; }
}

/* ---------- 15. 减少动态 ---------- */
@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;
    scroll-behavior: auto !important;
  }

  .js-reveal-ready [data-reveal] {
    opacity: 1;
    transform: none;
  }

  .timeline-node::before { transition: none; }
}