/* 博亚娱乐 · 共享外壳样式 /assets/site.css */

:root {
  --ochre: #A63D2F;
  --ochre-deep: #74261F;
  --teal: #1F6F78;
  --teal-deep: #0F4C55;
  --jade: #0E8A6A;
  --saffron: #F2B705;
  --paper: #F6EFE3;
  --paper-light: #FFF9EE;
  --ink: #1C1A17;
  --slate: #5C7A7E;

  --header-h: 72px;
  --wrap: 1200px;
  --edge: 24px;

  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", system-ui, -apple-system, sans-serif;
  --font-serif: "Songti SC", "STSong", "SimSun", "Noto Serif SC", serif;
  --font-hand: "Kaiti SC", "STKaiti", "KaiTi", "楷体", cursive;
}

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

html { font-size: 16px; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  padding-top: var(--header-h);
  background-color: var(--paper);
  background-image:
    repeating-linear-gradient(90deg, rgba(166, 61, 47, 0.045) 0 1px, transparent 1px 120px),
    repeating-linear-gradient(0deg, rgba(31, 111, 120, 0.035) 0 1px, transparent 1px 120px);
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.75;
  letter-spacing: 0.01em;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 0.5em;
  font-family: var(--font-sans);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.012em;
}

p { margin: 0 0 1em; }

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

ul, ol { margin: 0 0 1em; padding-left: 1.4em; }

a { color: var(--teal); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--ochre); }

button { font: inherit; color: inherit; }

:focus-visible {
  outline: 3px solid var(--teal);
  outline-offset: 3px;
}
.site-header.is-scrolled :focus-visible,
.site-footer :focus-visible {
  outline-color: var(--saffron);
}

/* ---------- 跳转链接 ---------- */
.skip-link {
  position: fixed;
  top: -80px;
  left: var(--edge);
  z-index: 300;
  padding: 12px 20px;
  background: var(--ink);
  color: var(--paper-light);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-decoration: none;
  border: 2px solid var(--saffron);
  transition: top 0.18s ease;
}
.skip-link:focus {
  top: 12px;
  color: var(--paper-light);
}

/* ---------- 固定页头 ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 120;
  background-color: transparent;
  color: var(--ink);
  transition: background-color 0.28s ease, color 0.28s ease, box-shadow 0.28s ease;
}
.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(246, 239, 227, 0.96) 0%, rgba(246, 239, 227, 0.78) 62%, rgba(246, 239, 227, 0) 100%);
  transition: opacity 0.28s ease;
}
.site-header.is-scrolled {
  background-color: var(--ochre);
  color: var(--paper-light);
  box-shadow: 0 4px 0 var(--ochre-deep), 0 12px 26px rgba(28, 26, 23, 0.2);
}
.site-header.is-scrolled::before { opacity: 0; }

.read-progress {
  position: absolute;
  left: 0;
  bottom: 0;
  z-index: 2;
  width: 0;
  height: 3px;
  background: var(--saffron);
  transition: width 0.1s linear;
}

.header-inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 20px;
  width: 100%;
  max-width: var(--wrap);
  min-height: var(--header-h);
  margin: 0 auto;
  padding: 10px var(--edge);
  transition: min-height 0.24s ease;
}
.site-header.is-scrolled .header-inner { min-height: 62px; }

/* ---------- 品牌 ---------- */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
  color: inherit;
  text-decoration: none;
}
.brand:hover { color: inherit; }

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  background: var(--ochre);
  color: var(--paper-light);
  font-family: var(--font-sans);
  font-size: 21px;
  font-weight: 900;
  line-height: 1;
  border: 2px solid var(--ink);
  box-shadow: 4px 4px 0 var(--ink);
  transform: rotate(-3deg);
  transition: background-color 0.24s ease, color 0.24s ease, border-color 0.24s ease, box-shadow 0.24s ease, transform 0.24s ease;
}
.brand:hover .brand-mark { transform: rotate(2deg) translateY(-1px); }

.site-header.is-scrolled .brand-mark {
  background: var(--saffron);
  color: var(--ink);
  border-color: var(--ochre-deep);
  box-shadow: 4px 4px 0 var(--ochre-deep);
}

.brand-text { display: flex; flex-direction: column; line-height: 1.15; }

.brand-name {
  font-family: var(--font-sans);
  font-size: 19px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.brand-line {
  margin-top: 3px;
  font-family: var(--font-hand);
  font-size: 12px;
  letter-spacing: 0.04em;
  opacity: 0.78;
}

/* ---------- 主导航 ---------- */
.site-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-left: auto;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-item { margin: 0; }

.nav-link {
  display: inline-block;
  padding: 8px 11px;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: inherit;
  text-decoration: none;
  border-bottom: 3px solid transparent;
  transition: color 0.18s ease, background-color 0.18s ease, border-color 0.18s ease;
}
.nav-link:hover {
  color: var(--teal);
  background: rgba(31, 111, 120, 0.12);
  border-bottom-color: var(--teal);
}
.site-header.is-scrolled .nav-link:hover {
  color: var(--paper-light);
  background: rgba(246, 239, 227, 0.16);
  border-bottom-color: var(--saffron);
}
.nav-link[aria-current="page"] {
  color: var(--ochre);
  border-bottom-color: var(--saffron);
}
.site-header.is-scrolled .nav-link[aria-current="page"] {
  color: var(--paper-light);
  background: rgba(116, 38, 31, 0.55);
  border-bottom-color: var(--saffron);
}

.nav-cta {
  flex: 0 0 auto;
  padding: 10px 16px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.05em;
  white-space: nowrap;
  color: var(--paper-light);
  background: var(--teal);
  border: 2px solid var(--ink);
  box-shadow: 4px 4px 0 var(--ink);
  text-decoration: none;
  transition: transform 0.16s ease, box-shadow 0.16s ease, background-color 0.16s ease, color 0.16s ease, border-color 0.16s ease;
}
.nav-cta:hover {
  color: var(--paper-light);
  background: var(--teal-deep);
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--ink);
}
.site-header.is-scrolled .nav-cta {
  color: var(--ink);
  background: var(--saffron);
  border-color: var(--ochre-deep);
  box-shadow: 4px 4px 0 var(--ochre-deep);
}
.site-header.is-scrolled .nav-cta:hover {
  color: var(--ink);
  background: #ffcb22;
  box-shadow: 6px 6px 0 var(--ochre-deep);
}

/* ---------- 移动端菜单按钮 ---------- */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  margin-left: auto;
  padding: 9px 13px;
  background: transparent;
  color: inherit;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.14em;
  border: 2px solid currentColor;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease;
}
.nav-toggle:hover { background: rgba(28, 26, 23, 0.08); }
.site-header.is-scrolled .nav-toggle:hover { background: rgba(246, 239, 227, 0.16); }

.nav-toggle-bars {
  position: relative;
  display: block;
  width: 20px;
  height: 2px;
  background: currentColor;
  transition: background-color 0.2s ease;
}
.nav-toggle-bars::before,
.nav-toggle-bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 20px;
  height: 2px;
  background: currentColor;
  transition: transform 0.22s ease, top 0.22s ease;
}
.nav-toggle-bars::before { top: -6px; }
.nav-toggle-bars::after { top: 6px; }

.site-header[data-open] .nav-toggle-bars { background: transparent; }
.site-header[data-open] .nav-toggle-bars::before { top: 0; transform: rotate(45deg); }
.site-header[data-open] .nav-toggle-bars::after { top: 0; transform: rotate(-45deg); }

/* ---------- 页脚 ---------- */
.site-footer {
  position: relative;
  margin-top: 96px;
  color: var(--paper);
  background: var(--ochre-deep);
  border-top: 3px solid var(--ink);
}

.footer-weave {
  height: 14px;
  border-bottom: 3px solid var(--ink);
  background: repeating-linear-gradient(
    45deg,
    var(--ochre) 0 8px,
    var(--teal) 8px 16px,
    var(--jade) 16px 22px,
    var(--saffron) 22px 30px
  );
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 48px;
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 54px var(--edge) 38px;
}

.footer-name {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 32px;
  font-weight: 900;
  letter-spacing: 0.1em;
  color: var(--paper-light);
}

.footer-slogan {
  margin: 8px 0 24px;
  font-family: var(--font-hand);
  font-size: 15px;
  letter-spacing: 0.06em;
  color: var(--saffron);
}

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

.footer-contact-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
}

.footer-contact-key {
  padding: 1px 8px;
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.16em;
  color: var(--saffron);
  border: 1px solid rgba(242, 183, 5, 0.55);
}

.footer-contact-val { color: var(--paper-light); word-break: break-word; }

.copy-btn {
  padding: 4px 10px;
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--ink);
  background: var(--saffron);
  border: 2px solid var(--ink);
  cursor: pointer;
  transition: background-color 0.16s ease, transform 0.16s ease, box-shadow 0.16s ease;
  box-shadow: 2px 2px 0 var(--ink);
}
.copy-btn:hover { background: #ffcb22; transform: translate(-1px, -1px); box-shadow: 3px 3px 0 var(--ink); }
.copy-btn:active { transform: translate(1px, 1px); box-shadow: 1px 1px 0 var(--ink); }

.footer-nav { align-self: start; }

.footer-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 28px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-link {
  display: block;
  padding: 11px 0;
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid rgba(246, 239, 227, 0.22);
  transition: color 0.18s ease, padding-left 0.18s ease, border-color 0.18s ease;
}
.footer-link:hover {
  color: var(--saffron);
  padding-left: 8px;
  border-bottom-color: var(--saffron);
}

.footer-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px 32px;
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 22px var(--edge) 44px;
  border-top: 1px solid rgba(246, 239, 227, 0.22);
}

.footer-service {
  margin: 0;
  max-width: 58ch;
  font-size: 13px;
  line-height: 1.8;
  color: rgba(246, 239, 227, 0.74);
}

.footer-legal {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--paper-light);
}

.footer-dot { margin: 0 8px; color: var(--saffron); }

/* ---------- 返回顶部与轻提示 ---------- */
.to-top {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 110;
  display: grid;
  place-items: center;
  width: 50px;
  height: 50px;
  font-size: 20px;
  font-weight: 900;
  color: var(--paper-light);
  background: var(--ochre);
  border: 3px solid var(--ink);
  box-shadow: 5px 5px 0 var(--ink);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(14px);
  transition: opacity 0.22s ease, transform 0.22s ease, visibility 0.22s, background-color 0.2s ease;
}
.to-top.is-visible { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { background: var(--teal); }

.toast {
  position: fixed;
  left: 50%;
  bottom: 92px;
  z-index: 260;
  max-width: calc(100% - 40px);
  padding: 12px 20px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--paper-light);
  background: var(--ink);
  border: 2px solid var(--saffron);
  box-shadow: 5px 5px 0 rgba(28, 26, 23, 0.28);
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, 16px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
}
.toast.is-visible { opacity: 1; visibility: visible; transform: translate(-50%, 0); }

/* ---------- 通用容器与网格 ---------- */
.container,
.page-wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 var(--edge);
}

.grid { display: grid; gap: 28px; }
.grid--7-5 { grid-template-columns: 7fr 5fr; align-items: start; }
.grid--8-4 { grid-template-columns: 8fr 4fr; align-items: start; }
.grid--halves { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--thirds { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.grid--stagger .grid-item:nth-child(even) { transform: translateY(30px); }

/* ---------- 通用标题与标注 ---------- */
.display-title {
  font-family: var(--font-sans);
  font-size: clamp(2.6rem, 8vw, 7.5rem);
  font-weight: 900;
  line-height: 0.98;
  letter-spacing: -0.03em;
  margin: 0 0 0.3em;
}

.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 18px;
  margin-bottom: 22px;
  padding-bottom: 12px;
  border-bottom: 3px solid var(--ink);
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--teal-deep);
  background: rgba(242, 183, 5, 0.42);
  padding: 2px 10px;
}

.hand-note {
  font-family: var(--font-hand);
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--ochre);
}

.num-badge {
  display: inline-grid;
  place-items: center;
  min-width: 56px;
  height: 56px;
  padding: 0 8px;
  font-family: var(--font-sans);
  font-size: 26px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--ink);
  background: var(--saffron);
  border: 3px solid var(--ink);
  box-shadow: 4px 4px 0 var(--ink);
}

.tag {
  display: inline-block;
  padding: 2px 10px;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--paper-light);
  background: var(--teal);
  border: 2px solid var(--ink);
}

/* ---------- 分隔带 ---------- */
.rule-band {
  height: 8px;
  border: 0;
  margin: 0;
  background: repeating-linear-gradient(
    90deg,
    var(--ochre) 0 40px,
    var(--teal) 40px 80px,
    var(--jade) 80px 100px,
    var(--saffron) 100px 140px
  );
}

.weave-divider {
  height: 16px;
  border-top: 3px solid var(--ink);
  border-bottom: 3px solid var(--ink);
  background: repeating-linear-gradient(
    45deg,
    var(--ochre) 0 8px,
    var(--teal) 8px 16px,
    var(--jade) 16px 22px,
    var(--saffron) 22px 30px
  );
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--ink);
  background: var(--paper-light);
  border: 2px solid var(--ink);
  box-shadow: 5px 5px 0 var(--ink);
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease, color 0.15s ease;
}
.btn:hover {
  color: var(--ink);
  transform: translate(-2px, -2px);
  box-shadow: 7px 7px 0 var(--ink);
}
.btn:active { transform: translate(1px, 1px); box-shadow: 3px 3px 0 var(--ink); }

.btn--primary { background: var(--ochre); color: var(--paper-light); }
.btn--primary:hover { background: var(--ochre-deep); color: var(--paper-light); }
.btn--teal { background: var(--teal); color: var(--paper-light); }
.btn--teal:hover { background: var(--teal-deep); color: var(--paper-light); }
.btn--jade { background: var(--jade); color: var(--paper-light); }
.btn--jade:hover { background: #0b7459; color: var(--paper-light); }
.btn--ghost { background: transparent; }
.btn--ghost:hover { background: rgba(242, 183, 5, 0.24); color: var(--ink); }
.btn--sm { padding: 8px 14px; font-size: 13px; box-shadow: 3px 3px 0 var(--ink); }

/* ---------- 卡片 ---------- */
.card {
  position: relative;
  padding: 24px;
  background: var(--paper-light);
  border: 3px solid var(--ink);
  box-shadow: 8px 8px 0 var(--ochre);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}
.card:hover { transform: translate(-3px, -3px); box-shadow: 11px 11px 0 var(--ochre); }
.card--teal { box-shadow: 8px 8px 0 var(--teal); }
.card--teal:hover { box-shadow: 11px 11px 0 var(--teal); }
.card--jade { box-shadow: 8px 8px 0 var(--jade); }
.card--jade:hover { box-shadow: 11px 11px 0 var(--jade); }
.card--saffron { box-shadow: 8px 8px 0 var(--saffron); }
.card--saffron:hover { box-shadow: 11px 11px 0 var(--saffron); }

/* ---------- 面包屑 ---------- */
.crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 14px 0 0;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--slate);
}
.crumb a {
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}
.crumb a:hover { color: var(--ochre); }
.crumb-sep { color: var(--slate); }

/* ---------- 图片容器基础规则 ---------- */
.media {
  position: relative;
  display: block;
  overflow: hidden;
  background: var(--paper-light);
  border: 3px solid var(--ink);
  box-shadow: 8px 8px 0 var(--teal);
}
.media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.media--4x3 { aspect-ratio: 4 / 3; }
.media--1x1 { aspect-ratio: 1 / 1; }
.media--16x9 { aspect-ratio: 16 / 9; }
.media--3x4 { aspect-ratio: 3 / 4; }
.media--ochre { box-shadow: 8px 8px 0 var(--ochre); }
.media--jade { box-shadow: 8px 8px 0 var(--jade); }
.media--saffron { box-shadow: 8px 8px 0 var(--saffron); }

.media-caption {
  margin: 14px 0 0;
  font-family: var(--font-hand);
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--slate);
}

/* ---------- 显现 ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- 响应式 ---------- */
@media (max-width: 1023px) {
  .grid--7-5,
  .grid--8-4,
  .grid--halves { grid-template-columns: 1fr; }
  .grid--thirds { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid--stagger .grid-item:nth-child(even) { transform: none; }
}

@media (max-width: 899px) {
  :root { --header-h: 64px; --edge: 20px; }

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

  .site-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin-left: 0;
    padding: 14px var(--edge) 26px;
    max-height: calc(100vh - var(--header-h));
    overflow-y: auto;
    color: var(--paper-light);
    background: var(--ochre-deep);
    border-bottom: 6px solid var(--saffron);
    box-shadow: 0 18px 30px rgba(28, 26, 23, 0.28);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    transition: opacity 0.22s ease, transform 0.22s ease, visibility 0.22s;
  }
  .site-header[data-open] .site-nav {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }
  .nav-link {
    display: block;
    padding: 15px 10px;
    font-size: 17px;
    color: var(--paper-light);
    border-bottom: 1px solid rgba(246, 239, 227, 0.18);
    border-left: 4px solid transparent;
  }
  .nav-link:hover,
  .site-header.is-scrolled .nav-link:hover {
    color: var(--saffron);
    background: rgba(246, 239, 227, 0.1);
    border-bottom-color: rgba(246, 239, 227, 0.18);
    border-left-color: var(--saffron);
  }
  .nav-link[aria-current="page"],
  .site-header.is-scrolled .nav-link[aria-current="page"] {
    color: var(--saffron);
    background: rgba(246, 239, 227, 0.12);
    border-bottom-color: rgba(246, 239, 227, 0.18);
    border-left-color: var(--saffron);
  }

  .nav-cta {
    margin-top: 18px;
    text-align: center;
    justify-content: center;
    padding: 14px 18px;
    color: var(--ink);
    background: var(--saffron);
    border-color: var(--ink);
    box-shadow: 5px 5px 0 var(--ink);
  }
  .site-header.is-scrolled .nav-cta {
    background: var(--saffron);
    box-shadow: 5px 5px 0 var(--ink);
  }

  .brand-name { font-size: 17px; }
  .brand-line { font-size: 11px; }
  .brand-mark { width: 38px; height: 38px; font-size: 18px; }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 34px;
    padding: 42px var(--edge) 30px;
  }
  .footer-name { font-size: 26px; }
  .footer-links { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 20px; }
  .footer-meta { padding-bottom: 36px; }
  .site-footer { margin-top: 72px; }
  .to-top { width: 46px; height: 46px; right: 14px; bottom: 14px; }
  .toast { bottom: 78px; }
}

@media (max-width: 640px) {
  body { font-size: 16px; }
  .grid--thirds { grid-template-columns: 1fr; }
  .grid { gap: 22px; }
  .card { padding: 20px; box-shadow: 6px 6px 0 var(--ochre); }
  .card--teal { box-shadow: 6px 6px 0 var(--teal); }
  .card--jade { box-shadow: 6px 6px 0 var(--jade); }
  .card--saffron { box-shadow: 6px 6px 0 var(--saffron); }
  .media { box-shadow: 6px 6px 0 var(--teal); }
  .media--ochre { box-shadow: 6px 6px 0 var(--ochre); }
  .media--jade { box-shadow: 6px 6px 0 var(--jade); }
  .media--saffron { box-shadow: 6px 6px 0 var(--saffron); }
  .footer-links { grid-template-columns: 1fr; }
}

@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;
  }
  [data-reveal] { opacity: 1; transform: none; }
  .to-top { transform: none; }
  .toast { transform: translate(-50%, 0); }
}