/* ============================================================
   百利宫新站 · 共享样式 /assets/site.css
   01 reset  02 tokens  03 typography  04 shell & grid
   05 bands & labels  06 buttons & crumbs  07 media frames
   08 command bar  09 footer  10 responsive  11 motion
   ============================================================ */

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

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

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

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

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

address { font-style: normal; }

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

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

[hidden] { display: none !important; }

/* ---------- 02 tokens ---------- */
:root {
  --ink-green: #123B2E;
  --porcelain: #F4F0E6;
  --ink-black: #151713;
  --sand: #C8A45C;
  --cinnabar: #B4432E;
  --moss: #2F5D4A;
  --paper-yellow: #E8DFC8;
  --hair: #8C9187;
  --mist: #FBFAF5;
  --slate: #4A5148;

  --font-display: "Songti SC", "STSong", "SimSun", "Noto Serif SC", "Source Han Serif SC", Georgia, serif;
  --font-body: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, "Liberation Mono", monospace;

  --site-max: 1440px;
  --page-max: 1240px;
  --gutter: clamp(20px, 4vw, 56px);
  --cmd-h: 70px;
}

::selection {
  background: var(--sand);
  color: var(--ink-black);
}

:focus-visible {
  outline: 2px solid var(--cinnabar);
  outline-offset: 3px;
}

/* ---------- 03 typography ---------- */
body {
  background: var(--porcelain);
  color: var(--ink-black);
  font-family: var(--font-body);
  font-size: clamp(15px, 0.4vw + 14px, 17px);
  font-weight: 400;
  line-height: 1.85;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 300;
  line-height: 1.14;
  letter-spacing: 0.01em;
  color: var(--ink-green);
  text-wrap: balance;
}

h1 { font-size: clamp(2.8rem, 8vw, 7rem); font-weight: 200; }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.75rem); }
h3 { font-size: clamp(1.15rem, 1.6vw, 1.45rem); line-height: 1.4; }
h4 { font-size: clamp(1rem, 1.2vw, 1.125rem); line-height: 1.5; }

p { max-width: 72ch; }

small { font-size: 0.8125rem; }

strong { font-weight: 500; color: var(--ink-green); }

/* ---------- 04 shell & grid ---------- */
.shell {
  width: 100%;
  max-width: var(--page-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
  transition: max-width 0.32s ease;
}

.grid {
  display: grid;
  gap: clamp(20px, 3.2vw, 42px);
}

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

.grid--asym {
  grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
  align-items: start;
}

.grid--asym > :last-child { margin-top: clamp(24px, 4vw, 72px); }

.section-head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(24px, 3.4vw, 44px);
}

/* ---------- 05 bands & labels ---------- */
.band {
  padding-block: clamp(40px, 6vw, 88px);
  background: var(--mist);
}

.band--paper { background: var(--paper-yellow); }
.band--moss { background: var(--moss); color: var(--porcelain); }
.band--ink { background: var(--ink-green); color: var(--porcelain); }

.band--moss h2, .band--ink h2,
.band--moss h3, .band--ink h3,
.band--moss strong, .band--ink strong { color: var(--porcelain); }

.band--moss p, .band--ink p { color: rgba(244, 240, 230, 0.86); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--slate);
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--cinnabar);
}

.no {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--cinnabar);
}

.plate {
  display: grid;
  gap: 6px;
  padding: 16px 18px 18px;
  border-top: 1px solid var(--ink-green);
  background: var(--mist);
}

.plate__no {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.2em;
  color: var(--moss);
  text-transform: uppercase;
}

.plate__title {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  line-height: 1.4;
  letter-spacing: 0.06em;
  color: var(--ink-green);
}

.plate__text {
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--slate);
  max-width: 34ch;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 9px;
  background: var(--sand);
  color: var(--ink-green);
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.tag--line {
  background: transparent;
  border: 1px solid var(--hair);
  color: var(--slate);
}

.rule {
  height: 1px;
  border: 0;
  margin-block: clamp(28px, 4vw, 56px);
  background: var(--hair);
}

.rule--sand { background: rgba(200, 164, 92, 0.5); }

.lede {
  font-size: clamp(1rem, 1.4vw, 1.1875rem);
  line-height: 1.9;
  color: var(--slate);
  max-width: 62ch;
}

.prose { max-width: 68ch; }
.prose > * + * { margin-top: 1.1em; }
.prose h2 { margin-top: 2.2em; font-size: clamp(1.4rem, 2.4vw, 1.9rem); }
.prose h3 { margin-top: 1.8em; }
.prose ul, .prose ol { display: grid; gap: 0.5em; padding-left: 1.2em; }
.prose ul { list-style: none; padding-left: 0; }
.prose ul li { position: relative; padding-left: 20px; }
.prose ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 9px;
  height: 1px;
  background: var(--cinnabar);
}
.prose ol { list-style: decimal; }
.prose ol li::marker {
  font-family: var(--font-mono);
  color: var(--cinnabar);
  font-size: 0.875em;
}
.prose a {
  color: var(--ink-green);
  border-bottom: 1px solid var(--sand);
}
.prose a:hover { border-color: var(--cinnabar); color: var(--cinnabar); }

/* ---------- 06 buttons & crumbs ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 46px;
  padding: 0 22px;
  border: 1px solid var(--ink-green);
  background: transparent;
  color: var(--ink-green);
  font-size: 0.9375rem;
  letter-spacing: 0.06em;
  transition: background 0.22s ease, color 0.22s ease, border-color 0.22s ease;
}

.btn:hover {
  background: var(--ink-green);
  color: var(--sand);
}

.btn--solid {
  background: var(--ink-green);
  border-color: var(--ink-green);
  color: var(--sand);
}

.btn--solid:hover {
  background: var(--cinnabar);
  border-color: var(--cinnabar);
  color: var(--porcelain);
}

.btn--quiet {
  min-height: auto;
  padding: 2px 0;
  border: 0;
  border-bottom: 1px solid var(--cinnabar);
  color: var(--ink-green);
}

.btn--quiet:hover {
  background: transparent;
  color: var(--cinnabar);
}

.band--ink .btn, .band--moss .btn {
  border-color: rgba(200, 164, 92, 0.7);
  color: var(--porcelain);
}

.band--ink .btn:hover, .band--moss .btn:hover {
  background: var(--sand);
  border-color: var(--sand);
  color: var(--ink-green);
}

.crumbs {
  padding-block: clamp(16px, 2vw, 26px);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--slate);
}

.crumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.crumbs__item + .crumbs__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--hair);
}

.crumbs__link { color: var(--slate); transition: color 0.2s ease; }
.crumbs__link:hover { color: var(--cinnabar); }
.crumbs__item[aria-current="page"] { color: var(--ink-green); }

/* ---------- 07 media frames ---------- */
.fig {
  display: grid;
  gap: 10px;
  margin: 0;
}

.fig__frame {
  position: relative;
  overflow: hidden;
  background: var(--paper-yellow);
  border: 1px solid var(--hair);
  aspect-ratio: 4 / 3;
}

.fig__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.6;
  background-image:
    repeating-linear-gradient(90deg, rgba(21, 23, 19, 0.05) 0 1px, transparent 1px 6px),
    repeating-linear-gradient(0deg, rgba(21, 23, 19, 0.04) 0 1px, transparent 1px 6px);
}

.fig__frame--tall { aspect-ratio: 3 / 4; }
.fig__frame--wide { aspect-ratio: 16 / 9; }
.fig__frame--square { aspect-ratio: 1 / 1; }

.fig__frame--cut {
  clip-path: polygon(0 0, 100% 0, 100% 88%, 0 100%);
}

.fig__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.fig__cap {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--slate);
}

.fig__cap-no {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.16em;
  color: var(--cinnabar);
}

/* ---------- 08 command bar ---------- */
.skip-link {
  position: absolute;
  left: 10px;
  top: -80px;
  z-index: 120;
  padding: 10px 18px;
  background: var(--ink-green);
  color: var(--porcelain);
  font-size: 0.875rem;
  letter-spacing: 0.06em;
  transition: top 0.2s ease;
}

.skip-link:focus { top: 10px; }

.cmd {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(244, 240, 230, 0.94);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--hair);
  transition: background 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.cmd[data-scrolled="true"] {
  background: rgba(251, 250, 245, 0.98);
  border-bottom-color: rgba(18, 59, 46, 0.28);
  box-shadow: 0 18px 32px -28px rgba(21, 23, 19, 0.75);
}

.cmd__bar {
  display: flex;
  align-items: center;
  gap: clamp(10px, 1.6vw, 22px);
  width: 100%;
  max-width: var(--site-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
  min-height: var(--cmd-h);
  transition: min-height 0.25s ease;
}

.cmd[data-scrolled="true"] .cmd__bar { min-height: 56px; }

.cmd__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}

.cmd__brand-mark {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  background: var(--ink-green);
  color: var(--sand);
  font-family: var(--font-display);
  font-size: 1rem;
  clip-path: polygon(0 0, 100% 0, 86% 100%, 0 100%);
  transition: background 0.2s ease, color 0.2s ease;
}

.cmd__brand:hover .cmd__brand-mark {
  background: var(--cinnabar);
  color: var(--porcelain);
}

.cmd__brand-text { display: grid; line-height: 1.12; }

.cmd__brand-name {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  letter-spacing: 0.14em;
  color: var(--ink-green);
}

.cmd__brand-meta {
  font-family: var(--font-mono);
  font-size: 0.5625rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--slate);
}

.cmd__chapter {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  flex: 0 0 auto;
  padding-left: 12px;
  border-left: 1px solid var(--hair);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  color: var(--slate);
}

.cmd__chapter-no {
  color: var(--cinnabar);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.cmd__nav {
  flex: 1 1 auto;
  display: flex;
  justify-content: center;
}

.cmd__nav-list {
  display: flex;
  align-items: center;
  gap: clamp(0px, 0.5vw, 10px);
}

.cmd__nav-link {
  position: relative;
  display: inline-block;
  padding: 9px 10px;
  font-size: 0.875rem;
  letter-spacing: 0.06em;
  white-space: nowrap;
  color: var(--slate);
  transition: color 0.2s ease;
}

.cmd__nav-link::after {
  content: "";
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 2px;
  height: 2px;
  background: var(--cinnabar);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.24s ease, background 0.24s ease;
}

.cmd__nav-link:hover { color: var(--ink-green); }
.cmd__nav-link:hover::after { transform: scaleX(1); background: var(--sand); }

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

.cmd__nav-link[aria-current="page"]::after { transform: scaleX(1); }

.cmd__actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  flex: 0 0 auto;
}

.cmd__toggle,
.cmd__compact,
.cmd__nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 34px;
  padding: 0 12px;
  border: 1px solid var(--hair);
  background: transparent;
  color: var(--ink-green);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.cmd__toggle:hover,
.cmd__compact:hover,
.cmd__nav-toggle:hover {
  border-color: var(--ink-green);
  background: var(--mist);
}

.cmd__toggle[aria-expanded="true"] {
  background: var(--ink-green);
  border-color: var(--ink-green);
  color: var(--sand);
}

.cmd__compact[aria-pressed="true"] {
  background: var(--ink-green);
  border-color: var(--ink-green);
  color: var(--sand);
}

.cmd__nav-toggle { display: none; }

.cmd__nav-toggle[aria-expanded="true"] {
  background: var(--ink-green);
  border-color: var(--ink-green);
  color: var(--sand);
}

.cmd__progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  pointer-events: none;
}

.cmd__progress-bar {
  display: block;
  width: 0;
  height: 100%;
  background: var(--cinnabar);
  transition: width 0.12s linear;
}

.cmd__panel {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 85;
  display: grid;
  gap: 18px;
  padding: clamp(20px, 3vw, 34px) var(--gutter) clamp(26px, 3.4vw, 40px);
  background: var(--mist);
  border-bottom: 1px solid var(--ink-green);
  box-shadow: 0 28px 48px -32px rgba(21, 23, 19, 0.8);
}

.cmd__panel-title,
.cmd__panel-list {
  width: 100%;
  max-width: var(--site-max);
  margin-inline: auto;
}

.cmd__panel-title {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--slate);
}

.cmd__panel-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0 22px;
}

.cmd__panel-link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 11px 0;
  border-bottom: 1px solid rgba(140, 145, 135, 0.35);
  font-size: 0.9375rem;
  color: var(--ink-black);
  transition: color 0.2s ease, padding-left 0.2s ease;
}

.cmd__panel-link:hover {
  color: var(--cinnabar);
  padding-left: 6px;
}

.cmd__panel-no {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  color: var(--moss);
}

/* ---------- 09 footer ---------- */
.foot {
  margin-top: clamp(60px, 8vw, 120px);
  background: var(--ink-green);
  color: var(--porcelain);
  font-size: 0.9375rem;
}

.foot :focus-visible { outline-color: var(--sand); }

.foot__inner {
  width: 100%;
  max-width: var(--site-max);
  margin-inline: auto;
  padding: clamp(38px, 5.4vw, 72px) var(--gutter) clamp(18px, 2.4vw, 28px);
}

.foot__row {
  padding-block: clamp(20px, 2.6vw, 30px);
  border-top: 1px solid rgba(200, 164, 92, 0.3);
}

.foot__row:first-child {
  border-top: 0;
  padding-top: 0;
}

.foot__row--brand {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: clamp(18px, 3vw, 48px);
}

.foot__sign {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
}

.foot__mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  background: var(--sand);
  color: var(--ink-green);
  font-family: var(--font-display);
  font-size: 1rem;
  clip-path: polygon(0 0, 100% 0, 86% 100%, 0 100%);
}

.foot__brand {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.2vw, 1.75rem);
  letter-spacing: 0.16em;
  color: var(--porcelain);
}

.foot__brand-meta {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: rgba(244, 240, 230, 0.62);
}

.foot__steps {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
}

.foot__step {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-size: 0.875rem;
  color: rgba(244, 240, 230, 0.86);
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.foot__step:hover {
  color: var(--sand);
  border-color: var(--sand);
}

.foot__step-no {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.12em;
  color: var(--sand);
}

.foot__row--index {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 18px 48px;
}

.foot__nav-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2px 24px;
  max-width: 640px;
}

.foot__nav-link {
  display: inline-block;
  padding: 5px 0;
  font-size: 0.9375rem;
  color: rgba(244, 240, 230, 0.82);
  transition: color 0.2s ease, letter-spacing 0.2s ease;
}

.foot__nav-link:hover {
  color: var(--sand);
  letter-spacing: 0.08em;
}

.foot__nav-link[aria-current="page"] { color: var(--sand); }

.foot__legal {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
}

.foot__link {
  font-size: 0.875rem;
  color: rgba(244, 240, 230, 0.7);
  border-bottom: 1px solid rgba(200, 164, 92, 0.4);
  padding-bottom: 2px;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.foot__link:hover {
  color: var(--sand);
  border-color: var(--sand);
}

.foot__row--contact {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  align-items: start;
  gap: 18px 48px;
}

.foot__contact { display: grid; gap: 8px; }

.foot__contact-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
}

.foot__key {
  flex: 0 0 auto;
  min-width: 42px;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.2em;
  color: var(--sand);
}

.foot__val {
  font-size: 0.9375rem;
  color: rgba(244, 240, 230, 0.9);
  overflow-wrap: anywhere;
}

.foot__note {
  max-width: 34ch;
  font-size: 0.8125rem;
  line-height: 1.75;
  color: rgba(244, 240, 230, 0.58);
}

.foot__row--meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 24px;
  padding-bottom: 0;
}

.foot__meta {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  color: rgba(244, 240, 230, 0.55);
}

.foot__totop {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  height: 34px;
  padding: 0 14px;
  border: 1px solid rgba(200, 164, 92, 0.45);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--sand);
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.foot__totop:hover {
  background: var(--sand);
  border-color: var(--sand);
  color: var(--ink-green);
}

/* ---------- 10 responsive ---------- */
@media (max-width: 1080px) {
  .cmd__nav-link { padding: 9px 7px; font-size: 0.8438rem; }
  .cmd__panel-list { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  .cmd__chapter { display: none; }

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

  .cmd__nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    justify-content: flex-start;
    padding: 6px var(--gutter) 18px;
    background: var(--mist);
    border-bottom: 1px solid var(--ink-green);
    box-shadow: 0 28px 48px -32px rgba(21, 23, 19, 0.8);
  }

  .cmd__nav[data-open="true"] { display: flex; }

  .cmd__nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    width: 100%;
  }

  .cmd__nav-link {
    display: block;
    padding: 14px 12px;
    font-size: 1rem;
    border-bottom: 1px solid rgba(140, 145, 135, 0.3);
  }

  .cmd__nav-link::after { display: none; }

  .cmd__nav-link[aria-current="page"] {
    color: var(--ink-green);
    background: rgba(232, 223, 200, 0.55);
    box-shadow: inset 2px 0 0 var(--cinnabar);
  }

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

  .grid--asym > :last-child { margin-top: 0; }

  .foot__row--brand { grid-template-columns: minmax(0, 1fr); }
  .foot__row--index { grid-template-columns: minmax(0, 1fr); }
  .foot__nav-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .foot__row--contact { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 680px) {
  .cmd__brand-meta { display: none; }
  .cmd__actions { gap: 6px; }
  .cmd__toggle,
  .cmd__compact,
  .cmd__nav-toggle {
    height: 32px;
    padding: 0 9px;
    font-size: 0.625rem;
    letter-spacing: 0.1em;
  }
  .cmd__panel-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .foot__nav-list { grid-template-columns: minmax(0, 1fr); }
  .foot__totop { margin-left: 0; }
}

@media (max-width: 420px) {
  .cmd__brand-name { font-size: 0.9375rem; letter-spacing: 0.1em; }
  .cmd__brand-mark { width: 28px; height: 28px; }
}

/* ---------- 11 motion ---------- */
html[data-compact="on"] { --page-max: 560px; }

html[data-compact="on"] .shell { outline: 1px dashed rgba(140, 145, 135, 0.5); outline-offset: 6px; }

@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;
    scroll-behavior: auto !important;
  }

  .shell { transition: none; }
  .cmd__progress-bar { transition: none; }
}