/* /assets/site.css — 壹号娱乐 CN 共享样式 */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 18px);
}

body { margin: 0; }

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

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

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

p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

/* ---------- 2. Tokens ---------- */
:root {
  --lake-deep: #0B3B5A;
  --lake-mid: #126E82;
  --lake-light: #D9EDF2;
  --mist: #EEF4F5;
  --paper: #FAFDFD;
  --ink: #17313D;
  --slate: #5C7480;
  --sunrise: #E8752A;
  --prayer-yellow: #F2C14E;
  --jewel-indigo: #2E3A78;
  --jewel-wine: #7A2E46;

  --header-h: 72px;
  --rail-w: 92px;
  --edge: clamp(18px, 4vw, 56px);

  --radius-s: 10px;
  --radius-m: 18px;
  --radius-l: 34px;

  --shadow-soft: 0 20px 44px -28px rgba(11, 59, 90, 0.55);

  --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC",
    "Noto Sans CJK SC", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-num: "SFMono-Regular", ui-monospace, Menlo, Consolas, "Roboto Mono", monospace;
}

@media (max-width: 1023px) {
  :root { --header-h: 64px; }
}

/* ---------- 3. Base ---------- */
body {
  padding-top: var(--header-h);
  background-color: var(--mist);
  background-image:
    radial-gradient(1100px 560px at 92% -6%, rgba(217, 237, 242, 0.72), transparent 64%),
    radial-gradient(820px 480px at -12% 108%, rgba(242, 193, 78, 0.12), transparent 62%);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.8;
  letter-spacing: 0.012em;
  -webkit-font-smoothing: antialiased;
}

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

html[data-nav-lock] { overflow: hidden; }

h1, h2, h3, h4 {
  margin: 0 0 0.6em;
  color: var(--lake-deep);
  font-weight: 600;
  line-height: 1.28;
  letter-spacing: 0.028em;
}

h1 {
  font-size: clamp(30px, 4.6vw, 54px);
  font-weight: 300;
  letter-spacing: 0.045em;
}

h2 { font-size: clamp(22px, 2.9vw, 34px); }
h3 { font-size: clamp(17px, 1.9vw, 21px); }
h4 { font-size: 15px; letter-spacing: 0.09em; }

a { color: var(--lake-mid); text-underline-offset: 3px; }

::selection {
  background: var(--prayer-yellow);
  color: var(--lake-deep);
}

:focus-visible {
  outline: 3px solid var(--prayer-yellow);
  outline-offset: 3px;
  border-radius: 4px;
}

#main-content:focus-visible {
  outline: 3px solid var(--prayer-yellow);
  outline-offset: -6px;
}

/* ---------- 4. Layout utilities ---------- */
.wrap {
  width: min(calc(100% - 2 * var(--edge)), 1240px);
  margin-inline: auto;
}

.grid {
  display: grid;
  gap: clamp(18px, 3vw, 36px);
}

.grid--split {
  grid-template-columns: minmax(210px, 25fr) minmax(0, 75fr);
  align-items: start;
}

.grid--cards {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.stack {
  display: grid;
  gap: var(--stack-gap, clamp(12px, 1.6vw, 20px));
}

.divider {
  height: 1px;
  margin: clamp(24px, 4vw, 48px) 0;
  border: 0;
  background: linear-gradient(90deg, rgba(11, 59, 90, 0.22), rgba(11, 59, 90, 0));
}

.card {
  padding: clamp(18px, 2.4vw, 30px);
  border: 1px solid rgba(11, 59, 90, 0.09);
  border-radius: var(--radius-m);
  background: var(--paper);
  box-shadow: var(--shadow-soft);
}

.card--deep {
  background: linear-gradient(158deg, var(--lake-deep), #082F45 78%);
  border-color: transparent;
  color: #E7F3F6;
}

.card--deep h2,
.card--deep h3,
.card--deep h4 { color: #F2FAFC; }

/* ---------- 5. Typography helpers ---------- */
.display {
  margin: 0 0 0.4em;
  color: var(--lake-deep);
  font-size: clamp(38px, 7vw, 92px);
  font-weight: 200;
  line-height: 1.04;
  letter-spacing: 0.03em;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 14px;
  color: var(--lake-mid);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 24px;
  height: 2px;
  background: var(--sunrise);
  border-radius: 2px;
}

.lead {
  font-size: clamp(16px, 1.55vw, 19px);
  line-height: 1.95;
  color: #2A4A58;
}

.note {
  color: var(--slate);
  font-size: 13px;
  line-height: 1.85;
}

.note--rule {
  padding-left: 14px;
  border-left: 3px solid var(--lake-light);
}

.num-anchor {
  display: inline-block;
  color: var(--sunrise);
  font-family: var(--font-num);
  font-size: clamp(28px, 4vw, 46px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 13px;
  border: 1px solid rgba(11, 59, 90, 0.1);
  border-radius: 999px;
  background: var(--lake-light);
  color: var(--lake-deep);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.tag--sunrise {
  border-color: rgba(232, 117, 42, 0.32);
  background: rgba(232, 117, 42, 0.14);
  color: #92400D;
}

.tag--yellow {
  border-color: rgba(242, 193, 78, 0.55);
  background: rgba(242, 193, 78, 0.22);
  color: #6F4C0C;
}

/* ---------- 6. Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-family: var(--font);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.07em;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.25s ease, background 0.25s ease, color 0.25s ease,
    box-shadow 0.25s ease, border-color 0.25s ease;
}

.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--sunrise {
  background: linear-gradient(135deg, #F08A3C, var(--sunrise));
  color: #331504;
  box-shadow: 0 16px 30px -18px rgba(232, 117, 42, 0.95);
}

.btn--sunrise:hover {
  box-shadow: 0 20px 34px -16px rgba(232, 117, 42, 0.95);
}

.btn--ghost {
  background: transparent;
  border-color: rgba(217, 237, 242, 0.42);
  color: #EAF6F8;
}

.btn--ghost:hover {
  background: rgba(217, 237, 242, 0.12);
  border-color: rgba(217, 237, 242, 0.68);
}

.btn--line {
  background: var(--lake-light);
  border-color: rgba(11, 59, 90, 0.16);
  color: var(--lake-deep);
}

.btn--line:hover { background: #CDE7EE; }

/* ---------- 7. Breadcrumbs ---------- */
.breadcrumbs {
  color: var(--slate);
  font-size: 12.5px;
  letter-spacing: 0.06em;
}

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.breadcrumbs li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.breadcrumbs li + li::before {
  content: "/";
  color: rgba(92, 116, 128, 0.5);
}

.breadcrumbs a {
  color: var(--lake-mid);
  text-decoration: none;
}

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

.breadcrumbs [aria-current="page"] { color: var(--ink); }

/* ---------- 8. Media frames ---------- */
.media-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border: 1px solid rgba(11, 59, 90, 0.1);
  border-radius: var(--radius-m);
  background: linear-gradient(148deg, var(--lake-light), var(--mist));
  box-shadow: var(--shadow-soft);
}

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

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

.media-frame--organic {
  border-radius: 46px var(--radius-m) 46px var(--radius-m);
}

.media-caption {
  margin-top: 9px;
  color: var(--slate);
  font-size: 12.5px;
  letter-spacing: 0.04em;
}

/* ---------- 9. Skip link & progress ---------- */
.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 200;
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--prayer-yellow);
  color: #14262F;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-decoration: none;
  box-shadow: 0 12px 26px -14px rgba(0, 0, 0, 0.55);
  transform: translateY(-170%);
  transition: transform 0.25s ease;
}

.skip-link:focus { transform: translateY(0); }

.scroll-progress {
  position: fixed;
  top: calc(var(--header-h) - 3px);
  left: 0;
  right: 0;
  z-index: 110;
  height: 3px;
  border-radius: 0 3px 3px 0;
  background: linear-gradient(90deg, var(--prayer-yellow), var(--sunrise) 58%, var(--lake-mid));
  transform: scaleX(0);
  transform-origin: 0 50%;
  pointer-events: none;
}

/* ---------- 10. Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
}

.site-header__bar {
  display: flex;
  align-items: center;
  gap: clamp(10px, 2vw, 24px);
  height: var(--header-h);
  padding: 0 clamp(14px, 2.4vw, 30px);
  border-bottom: 1px solid rgba(217, 237, 242, 0.16);
  background: linear-gradient(100deg, #0B3B5A 0%, #0D4768 56%, #0A3A57 100%);
  color: #EAF6F8;
  box-shadow: 0 20px 42px -34px rgba(4, 26, 40, 0.95);
}

.site-brand {
  display: flex;
  align-items: center;
  gap: 11px;
  margin-right: auto;
  color: inherit;
  text-decoration: none;
}

.site-brand__mark {
  flex: none;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 44% 56% 52% 48% / 52% 44% 56% 48%;
  background: linear-gradient(140deg, var(--prayer-yellow), var(--sunrise));
  color: var(--lake-deep);
  font-size: 20px;
  font-weight: 700;
  box-shadow: 0 8px 18px -10px rgba(242, 193, 78, 0.95);
  transition: border-radius 0.5s ease, transform 0.5s ease;
}

.site-brand:hover .site-brand__mark {
  border-radius: 50%;
  transform: rotate(-6deg);
}

.site-brand__text {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.site-brand__name {
  color: #F4FBFD;
  font-size: 16.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 1.2;
}

.site-brand__tagline {
  color: rgba(217, 237, 242, 0.62);
  font-size: 11px;
  letter-spacing: 0.14em;
  line-height: 1.2;
}

.site-header__meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  color: rgba(233, 244, 246, 0.66);
  font-size: 12px;
  letter-spacing: 0.12em;
  white-space: nowrap;
}

.pulse-dot {
  flex: none;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--prayer-yellow);
  box-shadow: 0 0 0 0 rgba(242, 193, 78, 0.5);
  animation: pulse-dot 2.8s ease-out infinite;
}

@keyframes pulse-dot {
  0% { box-shadow: 0 0 0 0 rgba(242, 193, 78, 0.5); }
  70% { box-shadow: 0 0 0 9px rgba(242, 193, 78, 0); }
  100% { box-shadow: 0 0 0 0 rgba(242, 193, 78, 0); }
}

.site-header__cta {
  padding: 9px 18px;
  font-size: 13px;
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  padding: 9px 14px;
  border: 1px solid rgba(217, 237, 242, 0.28);
  border-radius: 999px;
  background: rgba(217, 237, 242, 0.08);
  color: #EAF6F8;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: background 0.25s ease, border-color 0.25s ease;
}

.nav-toggle:hover {
  background: rgba(217, 237, 242, 0.16);
  border-color: rgba(217, 237, 242, 0.5);
}

.nav-toggle__bars {
  display: grid;
  gap: 4px;
  width: 16px;
}

.nav-toggle__bars span {
  display: block;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: transform 0.28s ease, opacity 0.2s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* 桌面：左侧竖栏（L 形的一竖） */
.site-nav {
  position: fixed;
  top: var(--header-h);
  bottom: 0;
  left: 0;
  z-index: 90;
  display: flex;
  flex-direction: column;
  width: var(--rail-w);
  padding: 18px 0 14px;
  overflow-y: auto;
  overscroll-behavior: contain;
  border-right: 1px solid rgba(217, 237, 242, 0.14);
  background: linear-gradient(180deg, #0C4262 0%, #0B3B5A 52%, #082C43 100%);
  scrollbar-width: thin;
}

.site-nav::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 1px;
  height: 100%;
  background: linear-gradient(
    180deg,
    rgba(242, 193, 78, 0.55),
    rgba(217, 237, 242, 0.06) 42%,
    rgba(46, 58, 120, 0.6)
  );
  pointer-events: none;
}

.site-nav__eyebrow {
  margin: 0 0 14px;
  padding: 0 6px;
  color: rgba(242, 193, 78, 0.88);
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-align: center;
  line-height: 1.6;
}

.site-nav__list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.site-nav__link {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 11px 4px;
  border-left: 3px solid transparent;
  color: rgba(226, 240, 244, 0.72);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  line-height: 1.4;
  text-align: center;
  text-decoration: none;
  transition: color 0.25s ease, background 0.25s ease, border-color 0.25s ease;
}

.site-nav__link:hover {
  background: rgba(217, 237, 242, 0.09);
  color: #FFFFFF;
}

.site-nav__index {
  color: rgba(242, 193, 78, 0.7);
  font-family: var(--font-num);
  font-size: 10px;
  letter-spacing: 0.1em;
}

.site-nav__text { white-space: nowrap; }

.site-nav__link[aria-current="page"] {
  border-left-color: var(--sunrise);
  background: linear-gradient(90deg, rgba(232, 117, 42, 0.24), rgba(217, 237, 242, 0));
  color: #FFFFFF;
}

.site-nav__link[aria-current="page"] .site-nav__index { color: var(--prayer-yellow); }

.site-nav__foot {
  margin-top: auto;
  padding: 16px 8px 4px;
  border-top: 1px solid rgba(217, 237, 242, 0.14);
  text-align: center;
}

.site-nav__note {
  margin: 0 0 6px;
  color: rgba(226, 240, 244, 0.5);
  font-size: 10px;
  letter-spacing: 0.08em;
  line-height: 1.6;
}

.site-nav__support {
  color: var(--prayer-yellow);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 193, 78, 0.42);
  padding-bottom: 2px;
}

.site-nav__support:hover { color: #FFE7A8; }

.nav-scrim { display: none; }

/* ---------- 11. Footer ---------- */
.site-footer {
  position: relative;
  margin-top: clamp(48px, 8vw, 96px);
  padding: 56px 0 26px;
  overflow: hidden;
  background: linear-gradient(180deg, #0B3B5A 0%, #082C43 62%, #06253A 100%);
  color: #DCEBEF;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 6px;
  left: 0;
  right: 0;
  height: 52px;
  background: linear-gradient(118deg, rgba(18, 110, 130, 0.6), rgba(46, 58, 120, 0.42));
  clip-path: polygon(
    0 100%, 7% 44%, 17% 80%, 29% 26%, 41% 74%, 53% 20%,
    65% 68%, 77% 32%, 88% 72%, 100% 38%, 100% 100%
  );
  opacity: 0.55;
  pointer-events: none;
}

.footer-flags {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: linear-gradient(
    90deg,
    var(--sunrise) 0 16.66%,
    var(--prayer-yellow) 0 33.33%,
    var(--lake-mid) 0 50%,
    var(--lake-light) 0 66.66%,
    var(--jewel-indigo) 0 83.33%,
    var(--jewel-wine) 0 100%
  );
}

.site-footer__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.85fr) minmax(0, 0.85fr) minmax(0, 1.25fr);
  gap: clamp(24px, 4vw, 56px);
  width: min(calc(100% - 2 * var(--edge)), 1240px);
  margin-inline: auto;
}

.site-footer__name {
  margin: 0 0 12px;
  color: #F2FAFC;
  font-size: 22px;
  font-weight: 600;
  letter-spacing: 0.1em;
}

.site-footer__summary {
  max-width: 34ch;
  margin: 0 0 22px;
  color: rgba(220, 235, 239, 0.68);
  font-size: 14px;
  line-height: 1.95;
}

.site-footer__cta { font-size: 13px; }

.footer-col__title {
  margin: 0 0 14px;
  color: var(--prayer-yellow);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
}

.footer-col__list {
  display: grid;
  gap: 10px;
}

.footer-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: rgba(220, 235, 239, 0.8);
  font-size: 14px;
  letter-spacing: 0.045em;
  text-decoration: none;
  transition: color 0.22s ease, transform 0.22s ease;
}

.footer-link::before {
  content: "";
  flex: none;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(232, 117, 42, 0.8);
  transition: background 0.22s ease;
}

.footer-link:hover {
  color: #FFFFFF;
  transform: translateX(3px);
}

.footer-link:hover::before { background: var(--prayer-yellow); }

.footer-col--contact .footer-col__title { margin-bottom: 16px; }

.footer-contact { display: grid; gap: 12px; }

.footer-contact__row {
  display: grid;
  gap: 2px;
  margin: 0;
}

.footer-contact__label {
  color: rgba(220, 235, 239, 0.5);
  font-size: 11px;
  letter-spacing: 0.16em;
}

.footer-contact__value {
  color: #E9F5F8;
  font-size: 14.5px;
  letter-spacing: 0.03em;
  line-height: 1.65;
  word-break: break-all;
}

.footer-contact__note {
  margin: 4px 0 0;
  padding-left: 12px;
  border-left: 2px solid rgba(242, 193, 78, 0.5);
  color: rgba(220, 235, 239, 0.55);
  font-size: 12px;
  line-height: 1.8;
}

.site-footer__base {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 22px;
  width: min(calc(100% - 2 * var(--edge)), 1240px);
  margin: clamp(32px, 5vw, 56px) auto 0;
  padding-top: 18px;
  border-top: 1px solid rgba(217, 237, 242, 0.16);
  color: rgba(220, 235, 239, 0.62);
  font-size: 12.5px;
  letter-spacing: 0.05em;
}

.site-footer__legal,
.site-footer__icp { margin: 0; }

.site-footer__icp { font-family: var(--font-num); }

.site-footer__mini {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.site-footer__mini-link {
  color: rgba(220, 235, 239, 0.68);
  text-decoration: none;
  border-bottom: 1px solid rgba(220, 235, 239, 0.22);
  padding-bottom: 1px;
}

.site-footer__mini-link:hover {
  color: #FFFFFF;
  border-bottom-color: var(--prayer-yellow);
}

/* ---------- 12. Reveal ---------- */
html.js [data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.2, 0.8, 0.2, 1);
}

html.js [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- 13. Responsive ---------- */
@media (max-width: 1023px) {
  .nav-toggle { display: inline-flex; }

  .site-nav {
    top: var(--header-h);
    bottom: 0;
    width: min(86vw, 330px);
    padding: 20px 18px 24px;
    border-right: none;
    border-radius: 0 24px 24px 0;
    box-shadow: 34px 0 70px -34px rgba(4, 26, 40, 0.9);
    transform: translateX(-104%);
    transition: transform 0.38s cubic-bezier(0.2, 0.8, 0.2, 1);
  }

  .site-nav[data-open] { transform: translateX(0); }

  .site-nav::after { display: none; }

  .site-nav__eyebrow {
    margin-bottom: 16px;
    padding: 0 4px;
    font-size: 10.5px;
    text-align: left;
  }

  .site-nav__list { gap: 4px; }

  .site-nav__link {
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
    gap: 12px;
    padding: 13px 14px;
    border-left: none;
    border-radius: 14px;
    font-size: 16px;
    text-align: left;
  }

  .site-nav__index {
    width: 22px;
    font-size: 11px;
  }

  .site-nav__link[aria-current="page"] {
    border-left: none;
    background: linear-gradient(90deg, rgba(232, 117, 42, 0.3), rgba(217, 237, 242, 0.04));
  }

  .site-nav__foot {
    margin-top: 24px;
    padding: 16px 4px 0;
    text-align: left;
  }

  .site-nav__note { font-size: 11px; }
  .site-nav__support { font-size: 13px; }

  .nav-scrim {
    display: block;
    position: fixed;
    inset: var(--header-h) 0 0 0;
    z-index: 80;
    background: rgba(6, 32, 50, 0.6);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.32s ease;
  }

  .site-nav[data-open] + .nav-scrim {
    opacity: 1;
    pointer-events: auto;
  }

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

  .site-footer__brand { grid-column: 1 / -1; }

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

@media (max-width: 719px) {
  .site-header__meta { display: none; }
  .site-brand__tagline { display: none; }
  .site-brand__mark { width: 36px; height: 36px; font-size: 17px; }
  .site-brand__name { font-size: 15px; }
  .site-header__cta { display: none; }

  .site-footer { padding-top: 48px; }

  .site-footer__grid { grid-template-columns: minmax(0, 1fr); gap: 30px; }

  .site-footer__base { justify-content: flex-start; }

  h1 { letter-spacing: 0.03em; }
}

@media (max-width: 479px) {
  .btn { padding: 11px 18px; font-size: 13.5px; }
  .media-frame--organic { border-radius: 28px var(--radius-s) 28px var(--radius-s); }
}

/* ---------- 14. Motion preferences ---------- */
@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;
  }

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

  .pulse-dot { animation: none; }
}