/* =========================================================
   易游主站 · 共享样式 /assets/site.css
   丝路绿洲 · Bento 命令栏体系
   ========================================================= */

/* ---------- 01 reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

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

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

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

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

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

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

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

i { font-style: normal; }

/* ---------- 02 tokens ---------- */
:root {
  --sand: #F7F0E3;
  --sand-soft: #EFE4CF;
  --gold: #D9A544;
  --gold-deep: #A97A24;
  --oasis: #16697A;
  --oasis-deep: #0B3B45;
  --ochre: #A8452E;
  --lapis: #4B3A78;
  --ink: #14161A;
  --mist: #6E7379;
  --mint: #8FCFC4;
  --warm-white: #FFFBF4;

  --font-display: "Noto Serif SC", "Source Han Serif SC", "Songti SC", Georgia, serif;
  --font-body: system-ui, -apple-system, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-data: ui-monospace, "JetBrains Mono", SFMono-Regular, Consolas, monospace;

  --step-96: clamp(44px, 7.2vw, 96px);
  --step-64: clamp(34px, 4.8vw, 64px);
  --step-44: clamp(27px, 3.3vw, 44px);
  --step-32: clamp(23px, 2.3vw, 32px);
  --step-22: 22px;
  --step-18: 18px;
  --step-16: 16px;
  --step-14: 14px;
  --step-12: 12px;

  --shell: 1220px;
  --gutter: clamp(18px, 4vw, 40px);
  --header-h: 78px;

  --r-sm: 12px;
  --r-md: 20px;
  --r-lg: 30px;
  --r-xl: 44px;
  --r-pill: 999px;

  --ease: cubic-bezier(.22, .61, .36, 1);
}

/* ---------- 03 base typography ---------- */
body {
  padding-top: var(--header-h);
  background: var(--sand);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16.5px;
  font-weight: 400;
  line-height: 1.75;
  letter-spacing: .005em;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -.02em;
  color: var(--ink);
}

h1 { font-size: var(--step-96); }
h2 { font-size: var(--step-64); }
h3 { font-size: var(--step-44); }

h4 {
  font-size: var(--step-22);
  line-height: 1.28;
  letter-spacing: -.01em;
}

p + p { margin-top: .9em; }

a {
  color: var(--oasis);
  text-decoration-thickness: 1px;
  text-underline-offset: .18em;
}

a:hover { color: var(--gold-deep); }

:focus-visible {
  outline: 2.5px solid var(--oasis);
  outline-offset: 3px;
  border-radius: 6px;
}

.zone-deep :focus-visible,
.site-footer :focus-visible { outline-color: var(--mint); }

/* ---------- 04 layout primitives ---------- */
.wrap {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: clamp(44px, 6vw, 88px); }
.section--tight { padding-block: clamp(26px, 3.2vw, 46px); }

.stack > * + * { margin-top: clamp(14px, 1.8vw, 24px); }

.divider-gold {
  height: 1px;
  border: 0;
  margin: 0;
  background: linear-gradient(90deg, transparent, rgba(169, 122, 36, .55), transparent);
}

.zone-sand { background: var(--sand); }
.zone-soft { background: var(--sand-soft); }

.zone-deep {
  background: var(--oasis-deep);
  color: rgba(255, 251, 244, .88);
  padding-block: clamp(44px, 6vw, 88px);
}

.zone-deep h1,
.zone-deep h2,
.zone-deep h3,
.zone-deep h4 { color: var(--warm-white); }

.zone-deep a { color: var(--mint); }
.zone-deep a:hover { color: var(--gold); }

.dune-divider {
  height: clamp(30px, 5vw, 68px);
  margin-bottom: -1px;
  background: var(--sand-soft);
  border-radius: 50% 50% 0 0 / 100% 100% 0 0;
}

.dune-divider--flip {
  background: var(--sand);
  border-radius: 0 0 50% 50% / 0 0 100% 100%;
}

/* ---------- 05 skip link ---------- */
.skip-link {
  position: absolute;
  left: 14px;
  top: -72px;
  z-index: 200;
  padding: 11px 20px;
  border-radius: var(--r-pill);
  background: var(--ink);
  color: var(--warm-white);
  font-size: 14px;
  text-decoration: none;
  transition: top .2s var(--ease);
}

.skip-link:focus {
  top: 12px;
  color: var(--warm-white);
}

/* ---------- 06 header / command bar ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  background: rgba(247, 240, 227, .92);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(169, 122, 36, .32);
  color: var(--ink);
}

.cmd-bar {
  position: relative;
  display: flex;
  align-items: center;
  gap: clamp(10px, 1.3vw, 20px);
  width: 100%;
  max-width: var(--shell);
  min-height: var(--header-h);
  margin-inline: auto;
  padding: 10px var(--gutter);
}

.cmd-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  color: inherit;
  text-decoration: none;
}

.cmd-brand:hover { color: inherit; }

.cmd-brand__mark {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 13px;
  background: linear-gradient(140deg, var(--gold), var(--ochre));
  color: var(--warm-white);
  font-family: var(--font-data);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .04em;
  box-shadow: 0 3px 0 rgba(11, 59, 69, .18);
}

.cmd-brand__text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.cmd-brand__name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: .02em;
}

.cmd-brand__sub {
  font-size: 11px;
  line-height: 1.2;
  letter-spacing: .08em;
  color: var(--mist);
  white-space: nowrap;
}

.cmd-rail {
  display: none;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
  padding-left: 12px;
  border-left: 1px solid rgba(169, 122, 36, .38);
}

.site-header.is-condensed .cmd-rail { display: inline-flex; }

.cmd-rail__num {
  font-size: 12px;
  font-weight: 600;
  color: var(--oasis);
}

.cmd-rail__name {
  font-family: var(--font-display);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink);
}

.cmd-rail__meta {
  display: none;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--mist);
}

.cmd-nav {
  flex: 1 1 auto;
  display: flex;
  justify-content: center;
  min-width: 0;
}

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

.cmd-nav__item { display: block; }

.cmd-nav__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 11px;
  border-radius: var(--r-pill);
  color: var(--ink);
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  transition: background .22s var(--ease), color .22s var(--ease), transform .22s var(--ease);
}

.cmd-nav__idx {
  font-family: var(--font-data);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--gold-deep);
}

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

.cmd-nav__link:hover {
  background: rgba(217, 165, 68, .22);
  color: var(--ink);
  transform: translateY(-1px);
}

.cmd-nav__link[aria-current="page"] {
  background: var(--oasis-deep);
  color: var(--warm-white);
}

.cmd-nav__link[aria-current="page"] .cmd-nav__idx { color: var(--mint); }

.cmd-util {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 0 0 auto;
}

.cmd-util__link {
  padding: 7px 13px;
  border-radius: var(--r-pill);
  border: 1px solid rgba(22, 105, 122, .32);
  color: var(--oasis);
  font-size: 13px;
  font-weight: 500;
  line-height: 1;
  text-decoration: none;
  transition: background .2s var(--ease), color .2s var(--ease);
}

.cmd-util__link:hover {
  background: rgba(22, 105, 122, .1);
  color: var(--oasis-deep);
}

.cmd-util__lang {
  padding: 0 4px;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--mist);
}

.cmd-util__jump {
  padding: 8px 15px;
  border-radius: var(--r-pill);
  background: var(--gold);
  color: var(--ink);
  font-size: 13px;
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  transition: transform .2s var(--ease), background .2s var(--ease);
}

.cmd-util__jump:hover {
  background: var(--gold-deep);
  color: var(--warm-white);
  transform: translateY(-1px);
}

.cmd-util__jump.is-alt {
  background: transparent;
  border: 1px solid rgba(168, 69, 46, .42);
  color: var(--ochre);
}

.cmd-util__jump.is-alt:hover {
  background: var(--ochre);
  color: var(--warm-white);
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  padding: 9px 14px;
  border-radius: var(--r-pill);
  border: 1px solid rgba(169, 122, 36, .42);
  background: var(--warm-white);
  color: var(--ink);
  font-size: 12.5px;
  font-weight: 600;
  line-height: 1;
}

.nav-toggle__bars {
  display: inline-flex;
  flex-direction: column;
  gap: 3px;
  width: 14px;
}

.nav-toggle__bars i {
  display: block;
  height: 1.5px;
  border-radius: 2px;
  background: var(--oasis);
  transition: opacity .2s var(--ease);
}

.nav-toggle[aria-expanded="true"] {
  background: var(--oasis-deep);
  border-color: var(--oasis-deep);
  color: var(--warm-white);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars i { background: var(--mint); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(2) { opacity: .45; }

.site-header.is-condensed .cmd-brand__sub { display: none; }
.site-header.is-condensed .cmd-nav__link { padding: 7px 9px; font-size: 13px; }
.site-header.is-condensed .cmd-util__jump { padding: 7px 12px; font-size: 12.5px; }

.cmd-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--gold), var(--ochre) 48%, var(--lapis));
  transition: transform .12s linear;
}

/* ---------- 07 footer ---------- */
.site-footer {
  position: relative;
  margin-top: clamp(40px, 6vw, 90px);
  padding-top: clamp(40px, 5.5vw, 78px);
  background: var(--oasis-deep);
  color: rgba(255, 251, 244, .86);
  overflow: hidden;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: clamp(30px, 5vw, 64px);
  background: var(--sand);
  border-radius: 0 0 50% 50% / 0 0 100% 100%;
  pointer-events: none;
}

.footer-shell {
  position: relative;
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, .78fr));
  gap: clamp(26px, 3.4vw, 56px);
}

.footer-brand__link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: inherit;
  text-decoration: none;
}

.footer-brand__link:hover { color: inherit; }

.footer-brand__mark {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 13px;
  background: linear-gradient(140deg, var(--gold), var(--ochre));
  color: var(--warm-white);
  font-family: var(--font-data);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .04em;
}

.footer-brand__name {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--warm-white);
}

.footer-brand__tag {
  margin-top: 14px;
  max-width: 42ch;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 251, 244, .66);
}

.footer-col__title {
  margin: 0 0 14px;
  font-family: var(--font-data);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--mint);
}

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

.footer-col__link {
  display: inline-block;
  font-size: 14.5px;
  color: rgba(255, 251, 244, .84);
  text-decoration: none;
  transition: color .2s var(--ease), transform .2s var(--ease);
}

.footer-col__link:hover {
  color: var(--gold);
  transform: translateX(3px);
}

.footer-contact {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 34px;
  margin-top: clamp(30px, 4vw, 56px);
  padding-top: 22px;
  border-top: 1px solid rgba(143, 207, 196, .24);
  font-size: 14px;
  line-height: 1.7;
}

.footer-contact__item { margin: 0; }

.footer-contact__item--wide { flex-basis: 100%; }

.footer-contact__key {
  margin-right: 8px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--mint);
}

.footer-contact__val { color: rgba(255, 251, 244, .86); }

.footer-note {
  margin-top: 14px;
  font-size: 13px;
  line-height: 1.75;
  color: rgba(255, 251, 244, .58);
}

.footer-base {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  align-items: center;
  justify-content: space-between;
  margin-top: clamp(24px, 3vw, 42px);
  padding-top: 18px;
  padding-bottom: clamp(26px, 3.4vw, 42px);
  border-top: 1px solid rgba(143, 207, 196, .18);
  font-size: 12.5px;
  color: rgba(255, 251, 244, .6);
}

.footer-base__icp,
.footer-base__copy {
  font-family: var(--font-data);
  letter-spacing: .05em;
}

.footer-base__meta { letter-spacing: .06em; }

/* ---------- 08 buttons & pills ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5em;
  padding: .74em 1.5em;
  border: 1px solid transparent;
  border-radius: var(--r-pill);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.1;
  text-decoration: none;
  cursor: pointer;
  transition: transform .24s var(--ease), background .24s var(--ease), color .24s var(--ease), border-color .24s var(--ease);
}

.btn:hover { transform: translateY(-2px); }

.btn--gold { background: var(--gold); color: var(--ink); }
.btn--gold:hover { background: var(--gold-deep); color: var(--warm-white); }

.btn--oasis { background: var(--oasis); color: var(--warm-white); }
.btn--oasis:hover { background: var(--oasis-deep); color: var(--warm-white); }

.btn--ink { background: var(--ink); color: var(--warm-white); }
.btn--ink:hover { background: var(--oasis-deep); color: var(--warm-white); }

.btn--ghost {
  background: transparent;
  border-color: rgba(169, 122, 36, .55);
  color: var(--gold-deep);
}

.btn--ghost:hover {
  background: rgba(217, 165, 68, .16);
  color: var(--gold-deep);
}

.btn--on-dark {
  background: transparent;
  border-color: rgba(143, 207, 196, .58);
  color: var(--warm-white);
}

.btn--on-dark:hover {
  background: rgba(143, 207, 196, .16);
  color: var(--warm-white);
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border: 1px solid transparent;
  border-radius: var(--r-pill);
  font-size: 12.5px;
  font-weight: 500;
  line-height: 1.5;
  white-space: nowrap;
}

.pill--gold { background: rgba(217, 165, 68, .2); border-color: rgba(169, 122, 36, .36); color: var(--gold-deep); }
.pill--oasis { background: rgba(22, 105, 122, .14); border-color: rgba(22, 105, 122, .3); color: var(--oasis); }
.pill--ochre { background: rgba(168, 69, 46, .14); border-color: rgba(168, 69, 46, .32); color: var(--ochre); }
.pill--lapis { background: rgba(75, 58, 120, .14); border-color: rgba(75, 58, 120, .3); color: var(--lapis); }

/* ---------- 09 content components ---------- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 14px;
  font-size: 13px;
  color: var(--mist);
}

.breadcrumb a {
  color: var(--oasis);
  text-decoration: none;
}

.breadcrumb a:hover { text-decoration: underline; }

.breadcrumb__sep { color: rgba(110, 115, 121, .6); }

.breadcrumb [aria-current="page"] {
  color: var(--ink);
  font-weight: 500;
}

.section-head {
  display: grid;
  gap: 10px;
  max-width: 74ch;
  margin-bottom: clamp(22px, 3vw, 38px);
}

.section-head__index {
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold-deep);
}

.section-head__title {
  font-family: var(--font-display);
  font-size: var(--step-44);
  font-weight: 600;
  line-height: 1.06;
  letter-spacing: -.02em;
}

.section-head__note {
  max-width: 58ch;
  font-size: var(--step-16);
  color: var(--mist);
}

.zone-deep .section-head__index { color: var(--gold); }
.zone-deep .section-head__note { color: rgba(255, 251, 244, .72); }

.index-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 11px;
  border: 1px solid rgba(169, 122, 36, .4);
  border-radius: var(--r-pill);
  background: rgba(217, 165, 68, .18);
  color: var(--gold-deep);
  font-family: var(--font-data);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.zone-deep .index-tag,
.bento__cell--focus .index-tag {
  background: rgba(143, 207, 196, .14);
  border-color: rgba(143, 207, 196, .4);
  color: var(--mint);
}

.lede {
  max-width: 62ch;
  font-size: clamp(17px, 1.5vw, 21px);
  line-height: 1.7;
  color: rgba(20, 22, 26, .78);
}

.zone-deep .lede { color: rgba(255, 251, 244, .78); }

.data-num {
  font-family: var(--font-data);
  font-variant-numeric: tabular-nums;
  letter-spacing: .02em;
}

.data-num--sm { font-size: var(--step-14); }
.data-num--lg { font-size: var(--step-32); font-weight: 600; }
.data-num--xl { font-size: var(--step-44); font-weight: 700; letter-spacing: 0; }

.bento {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(12px, 1.5vw, 22px);
}

.bento__cell {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 2.4vw, 34px);
  border: 1px solid rgba(169, 122, 36, .22);
  border-radius: var(--r-lg);
  background: var(--sand-soft);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}

.bento__cell:hover {
  transform: translateY(-3px);
  border-color: rgba(169, 122, 36, .48);
  box-shadow: 0 20px 38px -24px rgba(11, 59, 69, .45);
}

.bento__cell--focus {
  background: var(--oasis-deep);
  border-color: rgba(217, 165, 68, .55);
  color: rgba(255, 251, 244, .9);
}

.bento__cell--focus h2,
.bento__cell--focus h3,
.bento__cell--focus h4 { color: var(--warm-white); }

.bento__cell--gold {
  background: var(--gold);
  border-color: var(--gold-deep);
  color: var(--ink);
}

.bento__cell--deep {
  background: var(--ink);
  border-color: rgba(217, 165, 68, .4);
  color: rgba(255, 251, 244, .9);
}

.bento__cell--deep h2,
.bento__cell--deep h3,
.bento__cell--deep h4 { color: var(--warm-white); }

.span-3 { grid-column: span 3; }
.span-4 { grid-column: span 4; }
.span-5 { grid-column: span 5; }
.span-6 { grid-column: span 6; }
.span-7 { grid-column: span 7; }
.span-8 { grid-column: span 8; }
.span-12 { grid-column: span 12; }

.media-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  border-radius: var(--r-lg);
  background: linear-gradient(135deg, var(--sand-soft), var(--sand));
}

.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(160deg, rgba(217, 165, 68, .16), rgba(22, 105, 122, .2));
}

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

.data-table {
  overflow: hidden;
  border-radius: var(--r-md);
  background: var(--warm-white);
  font-size: 14px;
}

.data-table th,
.data-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid rgba(169, 122, 36, .18);
}

.data-table th {
  background: var(--sand-soft);
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--mist);
}

.data-table td.is-num {
  text-align: right;
  font-family: var(--font-data);
  font-variant-numeric: tabular-nums;
}

.data-table tbody tr:hover { background: rgba(217, 165, 68, .1); }

/* ---------- 10 motion ---------- */
.reveal { opacity: 1; transform: none; }

.has-js .reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .38s var(--ease), transform .38s var(--ease);
}

.has-js .reveal.is-in {
  opacity: 1;
  transform: none;
}

/* ---------- 11 responsive ---------- */
@media (max-width: 1280px) {
  .cmd-rail__meta { display: none; }
}

@media (min-width: 1280px) {
  .is-condensed .cmd-rail__meta { display: inline; }
}

@media (max-width: 1120px) {
  .cmd-brand__sub { display: none; }
}

@media (max-width: 1000px) {
  .cmd-util__lang { display: none; }
  .span-3, .span-4, .span-5 { grid-column: span 6; }
  .footer-grid { grid-template-columns: minmax(0, 1.3fr) repeat(3, minmax(0, .8fr)); gap: 26px; }
}

@media (max-width: 900px) {
  :root { --header-h: 64px; }

  .cmd-util__link,
  .cmd-util__lang,
  .cmd-util__jump.is-alt { display: none; }

  .cmd-util__jump { padding: 7px 13px; font-size: 12.5px; }

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

  .cmd-rail { display: none !important; }

  .cmd-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    display: none;
    flex-direction: column;
    justify-content: flex-start;
    padding: 12px var(--gutter) 18px;
    background: var(--warm-white);
    border-top: 1px solid rgba(169, 122, 36, .3);
    border-bottom: 1px solid rgba(169, 122, 36, .3);
    box-shadow: 0 20px 42px -20px rgba(11, 59, 69, .38);
  }

  .cmd-nav[data-open] { display: flex; }

  .cmd-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 3px;
    width: 100%;
  }

  .cmd-nav__link {
    justify-content: flex-start;
    padding: 13px 14px;
    border-radius: 14px;
    font-size: 15px;
  }

  .cmd-nav__link[aria-current="page"] { background: var(--oasis-deep); }

  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  .span-3, .span-4, .span-5, .span-6, .span-7, .span-8 { grid-column: span 12; }
  .cmd-brand__name { font-size: 15px; }
  .footer-grid { grid-template-columns: minmax(0, 1fr); }
  .footer-base { justify-content: flex-start; }
}

@media (max-width: 520px) {
  .cmd-util { display: none; }
}

/* ---------- 12 reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  .has-js .reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  .bento__cell,
  .btn,
  .cmd-nav__link,
  .footer-col__link,
  .cmd-util__jump,
  .skip-link {
    transition: none !important;
  }

  .bento__cell:hover,
  .btn:hover,
  .cmd-nav__link:hover,
  .footer-col__link:hover,
  .cmd-util__jump:hover {
    transform: none !important;
  }

  .cmd-progress { display: none; }
}