/* ==========================================================================
   微乐游戏攻略 · CN 主站 — 共享外壳样式 /assets/site.css
   夜色游戏厅 + 纸质刊物叠层
   ========================================================================== */

/* ---------- 1. 变量 ---------- */
:root {
  --night-900: #08071B;
  --night-700: #17143D;
  --paper-100: #FFF4DC;
  --ink-900: #241A2E;
  --cyan-400: #2FF3E0;
  --magenta-500: #FF3FA4;
  --orange-500: #FF9A3D;
  --lavender-300: #B9A7FF;
  --lime-300: #C8FF5E;
  --red-500: #FF6B6B;

  --rail-w: 176px;
  --m-header-h: 64px;
  --max-w: 1320px;

  --font-display: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
  --font-ui: "Noto Sans SC", "HarmonyOS Sans SC", system-ui, "PingFang SC", sans-serif;
  --font-body: "MiSans", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;

  --line-soft: rgba(185, 167, 255, 0.22);
  --line-cyan: rgba(47, 243, 224, 0.34);
  --ink-soft: #D6CEF2;
  --ink-dim: #A99FD0;
  --shadow-paper: 0 18px 44px -30px rgba(0, 0, 0, 0.95);
}

/* ---------- 2. Reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  background-color: #08071B;
}

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

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

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

a { color: inherit; }

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
}

input, textarea, select { font: inherit; }

:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 3px;
  border-radius: 2px;
}

::selection {
  background: var(--magenta-500);
  color: var(--paper-100);
}

/* ---------- 3. 中文排版与页面底色 ---------- */
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: var(--paper-100);
  background-color: var(--night-900);
  background-image:
    radial-gradient(64vw 46vw at 88% -6%, rgba(255, 63, 164, 0.22), transparent 68%),
    radial-gradient(56vw 44vw at -4% 12%, rgba(47, 243, 224, 0.15), transparent 66%),
    radial-gradient(70vw 52vw at 54% 104%, rgba(185, 167, 255, 0.14), transparent 72%);
  background-repeat: no-repeat;
  background-attachment: fixed;
  min-height: 100vh;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-ui);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: 0.01em;
}

p { max-width: 34em; }

/* 轻微像素边缘：标题偏移阴影工具（页面可选用） */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  color: var(--cyan-400);
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--magenta-500);
  flex: 0 0 auto;
}

.visually-hidden {
  position: absolute;
  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;
}

/* ---------- 4. 布局工具 ---------- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: 1.35rem;
}

.grid {
  display: grid;
  gap: 1.25rem;
}

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

@media (max-width: 860px) {
  .grid--2,
  .grid--3 { grid-template-columns: minmax(0, 1fr); }
}

/* ---------- 5. Skip link ---------- */
.skip-link {
  position: fixed;
  top: 0.55rem;
  left: 0.55rem;
  z-index: 300;
  padding: 0.7rem 1.1rem;
  font-family: var(--font-ui);
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--night-900);
  background: var(--cyan-400);
  border-radius: 3px;
  box-shadow: 4px 4px 0 0 rgba(255, 63, 164, 0.85);
  text-decoration: none;
  transform: translateY(-220%);
  transition: transform 0.18s ease;
}

.skip-link:focus-visible {
  transform: translateY(0);
  outline-offset: 4px;
}

/* ---------- 6. 页头：桌面端左侧轨道 ---------- */
.site-header {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  width: var(--rail-w);
  padding: 1.15rem 0.9rem 1rem;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: rgba(47, 243, 224, 0.4) transparent;
  background-color: #0C0A24;
  background-image:
    linear-gradient(180deg, var(--cyan-400) 0%, var(--magenta-500) 52%, var(--orange-500) 100%),
    linear-gradient(180deg, #151235 0%, #0C0A24 54%, #090819 100%);
  background-repeat: no-repeat;
  background-size: 3px 100%, 100% 100%;
  background-position: right top, left top;
}

/* 品牌 */
.brand {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  padding: 0.15rem 0.1rem 0.35rem;
  text-decoration: none;
  color: var(--paper-100);
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--night-900);
  background: var(--cyan-400);
  border-radius: 2px;
  box-shadow: 4px 4px 0 0 rgba(255, 63, 164, 0.85);
  transition: box-shadow 0.16s ease, transform 0.16s ease;
}

.brand:hover .brand-mark,
.brand:focus-visible .brand-mark {
  transform: translate(1px, 1px);
  box-shadow: 3px 3px 0 0 rgba(255, 63, 164, 0.9), 0 0 24px rgba(47, 243, 224, 0.5);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  min-width: 0;
}

.brand-line {
  font-family: var(--font-ui);
  font-size: 0.9rem;
  font-weight: 800;
  line-height: 1.42;
  letter-spacing: 0.01em;
}

.brand-tagline {
  font-size: 0.71rem;
  line-height: 1.65;
  color: var(--lavender-300);
  max-width: none;
}

/* 移动抽屉按钮（桌面隐藏） */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.7rem;
  font-family: var(--font-ui);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--cyan-400);
  background: rgba(47, 243, 224, 0.08);
  border: 1px solid var(--line-cyan);
  border-radius: 3px;
  cursor: pointer;
  transition: background-color 0.16s ease, border-color 0.16s ease, color 0.16s ease;
}

.nav-toggle:hover { background: rgba(47, 243, 224, 0.16); }

.nav-toggle-bars {
  display: flex;
  flex-direction: column;
  gap: 3px;
  width: 16px;
  flex: 0 0 auto;
}

.nav-toggle-bars span {
  display: block;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform 0.18s ease, opacity 0.18s ease;
}

.site-header[data-nav-open] .nav-toggle-bars span:nth-child(1) {
  transform: translateY(5px) rotate(45deg);
}
.site-header[data-nav-open] .nav-toggle-bars span:nth-child(2) { opacity: 0; }
.site-header[data-nav-open] .nav-toggle-bars span:nth-child(3) {
  transform: translateY(-5px) rotate(-45deg);
}

/* 导航 */
.site-nav {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  min-height: 0;
}

.nav-list {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.nav-item { display: block; }

.nav-link {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.52rem 0.45rem 0.52rem 0.55rem;
  font-family: var(--font-ui);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--ink-soft);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color 0.16s ease, background-color 0.16s ease,
              border-color 0.16s ease, transform 0.16s ease;
}

.nav-index {
  flex: 0 0 auto;
  font-size: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--magenta-500);
  transition: color 0.16s ease, opacity 0.16s ease;
}

.nav-label {
  min-width: 0;
  white-space: nowrap;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--cyan-400);
  background: rgba(47, 243, 224, 0.08);
  border-left-color: var(--cyan-400);
}

.nav-link:hover .nav-index,
.nav-link:focus-visible .nav-index { color: var(--cyan-400); }

.nav-link[aria-current="page"] {
  color: var(--night-900);
  background: var(--cyan-400);
  border-left-color: var(--orange-500);
  box-shadow: 3px 3px 0 0 rgba(255, 63, 164, 0.55);
}

.nav-link[aria-current="page"] .nav-index {
  color: var(--night-900);
  opacity: 0.6;
}

/* 侧轨底部行动区 */
.rail-actions {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  margin-top: auto;
  padding-top: 0.9rem;
  border-top: 1px dashed rgba(185, 167, 255, 0.3);
}

.rail-actions .btn {
  min-height: 40px;
  padding: 0.5rem 0.45rem;
  font-size: 0.8rem;
  white-space: nowrap;
}

/* ---------- 7. 通用按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4em;
  min-height: 46px;
  padding: 0.6rem 1.05rem;
  font-family: var(--font-ui);
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  line-height: 1.35;
  text-decoration: none;
  text-align: center;
  border: 1px solid transparent;
  border-radius: 3px;
  cursor: pointer;
  transition: background-color 0.16s ease, color 0.16s ease,
              border-color 0.16s ease, box-shadow 0.16s ease,
              transform 0.16s ease;
}

.btn:active { transform: translateY(1px); }

.btn-primary {
  color: var(--ink-900);
  background: var(--orange-500);
  box-shadow: 0 0 0 0 rgba(47, 243, 224, 0);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  transform: translate(-2px, -2px);
  box-shadow: 4px 4px 0 0 rgba(47, 243, 224, 0.9);
}

.btn-ghost {
  color: var(--paper-100);
  background: transparent;
  border-color: rgba(185, 167, 255, 0.45);
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  color: var(--cyan-400);
  border-color: var(--cyan-400);
  background: rgba(47, 243, 224, 0.08);
}

/* ---------- 8. 面包屑 ---------- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 1.4rem;
  font-family: var(--font-ui);
  font-size: 0.76rem;
  letter-spacing: 0.03em;
  color: var(--lavender-300);
}

.breadcrumb a {
  color: var(--lavender-300);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.16s ease, border-color 0.16s ease;
}

.breadcrumb a:hover,
.breadcrumb a:focus-visible {
  color: var(--cyan-400);
  border-bottom-color: var(--cyan-400);
}

.breadcrumb [aria-current="page"] { color: var(--paper-100); }

.breadcrumb-sep {
  color: rgba(185, 167, 255, 0.45);
  select: none;
}

/* ---------- 9. 基础标签 ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.18rem 0.6rem;
  font-family: var(--font-ui);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  line-height: 1.6;
  color: var(--lavender-300);
  border: 1px solid currentColor;
  border-radius: 2px;
}

.tag--cyan { color: var(--cyan-400); }
.tag--magenta { color: var(--magenta-500); }
.tag--lime { color: var(--lime-300); }
.tag--orange { color: var(--orange-500); }

/* ---------- 10. 图片容器基础规则 ---------- */
.media {
  position: relative;
  display: block;
  overflow: hidden;
  border-radius: 3px;
  background-image: linear-gradient(160deg, #1A1745 0%, #0C0A24 100%);
  border: 1px solid rgba(185, 167, 255, 0.25);
  box-shadow: var(--shadow-paper);
}

.media > img,
.media > picture > img,
.media > video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.media--16x9 { aspect-ratio: 16 / 9; }
.media--4x3 { aspect-ratio: 4 / 3; }
.media--1x1 { aspect-ratio: 1 / 1; }
.media--wide { aspect-ratio: 21 / 9; }

.media--phone {
  aspect-ratio: 9 / 19.5;
  border-radius: 16px;
  border: 2px solid rgba(47, 243, 224, 0.55);
  box-shadow: 0 0 0 5px rgba(8, 7, 27, 0.72),
              0 26px 50px -28px rgba(255, 63, 164, 0.85);
}

.media--paper {
  background-color: var(--paper-100);
  background-image: none;
  border: 1px solid rgba(36, 26, 46, 0.16);
  box-shadow: 5px 5px 0 0 rgba(47, 243, 224, 0.35);
}

.media-caption {
  margin-top: 0.55rem;
  font-size: 0.75rem;
  line-height: 1.6;
  color: var(--lavender-300);
  max-width: none;
}

/* ---------- 11. 滚动进度条（JS 注入） ---------- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 120;
  height: 3px;
  pointer-events: none;
  background: rgba(185, 167, 255, 0.15);
}

.scroll-progress-bar {
  height: 100%;
  width: 100%;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background-image: linear-gradient(90deg, var(--cyan-400) 0%, var(--magenta-500) 58%, var(--orange-500) 100%);
  will-change: transform;
}

/* ---------- 12. 页脚 ---------- */
.site-footer {
  position: relative;
  margin-top: 4rem;
  color: var(--paper-100);
  background-color: #06051A;
  background-image:
    radial-gradient(680px 340px at 88% -4%, rgba(255, 63, 164, 0.18), transparent 70%),
    radial-gradient(560px 300px at 2% 14%, rgba(47, 243, 224, 0.12), transparent 72%),
    linear-gradient(180deg, rgba(23, 20, 61, 0.9) 0%, #06051A 42%, #06051A 100%);
  border-top: 1px solid var(--line-soft);
}

.site-footer::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 3px;
  background-image: linear-gradient(90deg, var(--cyan-400) 0%, var(--magenta-500) 44%, var(--orange-500) 100%);
  opacity: 0.85;
  pointer-events: none;
}

.footer-inner {
  max-width: var(--max-w);
  margin-inline: auto;
  padding: 3rem 1.35rem 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.9fr 1.75fr;
  gap: 2.5rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.9rem;
}

.footer-mark {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1;
  color: var(--paper-100);
  background-image: linear-gradient(140deg, var(--magenta-500) 0%, #8B2CF0 100%);
  border-radius: 2px;
  box-shadow: 4px 4px 0 0 rgba(47, 243, 224, 0.75);
}

.footer-statement {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper-100);
  max-width: 12em;
}

.footer-sign {
  font-family: var(--font-ui);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--lavender-300);
  max-width: none;
}

.footer-col { min-width: 0; }

.footer-col-title {
  margin-bottom: 0.9rem;
  padding-bottom: 0.5rem;
  font-family: var(--font-ui);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  color: var(--cyan-400);
  border-bottom: 1px solid var(--line-soft);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.12rem;
}

.footer-link {
  display: inline-block;
  padding: 0.3rem 0;
  font-family: var(--font-ui);
  font-size: 0.92rem;
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.16s ease, border-color 0.16s ease, transform 0.16s ease;
}

.footer-link:hover,
.footer-link:focus-visible {
  color: var(--cyan-400);
  border-bottom-color: var(--cyan-400);
  transform: translateX(3px);
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.footer-contact-item {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.footer-contact-key {
  font-family: var(--font-ui);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--magenta-500);
}

.footer-contact-val {
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--ink-soft);
  word-break: break-word;
  max-width: none;
}

.footer-smallprint {
  margin-top: 2.4rem;
  padding: 0.85rem 1rem;
  font-size: 0.78rem;
  line-height: 1.75;
  color: var(--lavender-300);
  background: rgba(47, 243, 224, 0.06);
  border-left: 3px solid var(--cyan-400);
  max-width: none;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.5rem;
  margin-top: 1.6rem;
  padding-top: 1.2rem;
  font-size: 0.78rem;
  border-top: 1px solid rgba(185, 167, 255, 0.18);
}

.footer-copy {
  margin-right: auto;
  font-family: var(--font-ui);
  color: var(--ink-dim);
  max-width: none;
}

.footer-legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem 1.1rem;
}

.footer-legal-links .footer-link {
  padding: 0.1rem 0;
  font-size: 0.78rem;
  color: var(--ink-dim);
}

.footer-icp {
  font-family: var(--font-ui);
  letter-spacing: 0.04em;
  color: #8E84B8;
  max-width: none;
}

/* ---------- 13. 桌面端偏移 ---------- */
@media (min-width: 1024px) {
  body { padding-left: var(--rail-w); }

  .container { padding-inline: 2.25rem; }

  .scroll-progress { left: var(--rail-w); }
}

/* ---------- 14. 移动 / 平板 ---------- */
@media (max-width: 1023px) {
  body {
    padding-top: var(--m-header-h);
    padding-left: 0;
    background-attachment: scroll;
  }

  #main-content { scroll-margin-top: calc(var(--m-header-h) + 12px); }

  .site-header {
    top: 0;
    bottom: auto;
    left: 0;
    right: 0;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    width: 100%;
    height: var(--m-header-h);
    padding: 0 1rem;
    overflow: visible;
    background-image: linear-gradient(180deg, #12102F 0%, #0A081E 100%);
    background-size: 100% 100%;
    background-position: left top;
    border-bottom: 1px solid var(--line-cyan);
    z-index: 90;
  }

  .brand {
    flex-direction: row;
    align-items: center;
    gap: 0.6rem;
    padding: 0;
    min-width: 0;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
    font-size: 1.1rem;
    box-shadow: 3px 3px 0 0 rgba(255, 63, 164, 0.85);
  }

  .brand-line {
    font-size: 0.84rem;
    line-height: 1.25;
    letter-spacing: 0;
  }

  .brand-tagline { display: none; }

  .nav-toggle { display: inline-flex; flex: 0 0 auto; }

  .site-nav {
    position: fixed;
    top: var(--m-header-h);
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 85;
    padding: 1.1rem 1rem 8rem;
    overflow-y: auto;
    overscroll-behavior: contain;
    background-image: linear-gradient(180deg, rgba(18, 16, 47, 0.99) 0%, rgba(8, 7, 27, 0.995) 100%);
    border-bottom: 2px solid var(--cyan-400);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
  }

  .site-nav[data-open] {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
  }

  .nav-list { gap: 0.25rem; }

  .nav-link {
    min-height: 52px;
    padding: 0.8rem 0.9rem;
    font-size: 1.02rem;
    border-left: 0;
    border-bottom: 1px solid rgba(185, 167, 255, 0.16);
    border-radius: 0;
  }

  .nav-link[aria-current="page"] { box-shadow: none; }

  .nav-index {
    width: 1.9em;
    font-size: 0.7rem;
  }

  .rail-actions {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 86;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.6rem;
    margin: 0;
    padding: 0.85rem 1rem calc(0.85rem + env(safe-area-inset-bottom, 0px));
    background: rgba(8, 7, 27, 0.97);
    border-top: 1px solid rgba(47, 243, 224, 0.32);
    transform: translateY(110%);
    pointer-events: none;
    transition: transform 0.22s ease;
  }

  .site-header[data-nav-open] .rail-actions {
    transform: translateY(0);
    pointer-events: auto;
  }

  .rail-actions .btn {
    min-height: 46px;
    font-size: 0.85rem;
    white-space: normal;
  }

  body[data-nav-locked] { overflow: hidden; }
}

/* ---------- 15. 页脚窄屏 ---------- */
@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 2rem;
  }

  .footer-inner { padding: 2.4rem 1.35rem 1.8rem; }

  .footer-statement { font-size: 1.28rem; }

  .footer-bottom { flex-direction: column; align-items: flex-start; }

  .footer-copy { margin-right: 0; }
}

/* ---------- 16. 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

  .skip-link { transition: none; }

  .scroll-progress-bar { transition: none; }

  .site-nav,
  .rail-actions,
  .nav-toggle-bars span { transition: none; }
}

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}