/* =========================================================
   site.css — 皇冠国际娱乐 · 城市同频中文坐标
   共享外壳：刊头 / 栏目条 / 档案室页脚 / 通用组件
   ========================================================= */

/* ---------- 变量 ---------- */
:root {
  --ink: #0E2A24;
  --ink-deep: #141A17;
  --ink-soft: #16332C;
  --paper: #F4EFE6;
  --gold: #C9A45C;
  --gold-mist: #E6D3A3;
  --clay: #A65A3A;
  --lake: #2F6F7E;
  --lake-deep: #1F5A68;
  --ghost: #6E7A72;
  --archive: #8C3F2F;

  --font-heading: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-body: "Source Han Serif SC", "Noto Serif SC", "Songti SC", "SimSun", "Times New Roman", serif;
  --font-mono: "JetBrains Mono", "Roboto Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --shell: 1240px;
  --gutter: clamp(18px, 4vw, 44px);
  --hair: rgba(201, 164, 92, 0.28);
  --hair-soft: rgba(201, 164, 92, 0.14);

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ---------- 重置 ---------- */
*,
*::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, figcaption, blockquote, dl, dd, dt {
  margin: 0;
}

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

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

a { color: inherit; }

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

hr { border: 0; }

table { border-collapse: collapse; }

/* ---------- 排版 ---------- */
body {
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.78;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: 0.005em;
}

h1 { font-size: clamp(30px, 4.6vw, 56px); }
h2 { font-size: clamp(23px, 3vw, 34px); }
h3 { font-size: clamp(18px, 2vw, 22px); }
h4 { font-size: 16px; letter-spacing: 0.06em; }

.mono {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  line-height: 1.5;
}

/* ---------- 布局基座 ---------- */
.shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.main { display: block; }

.sheet {
  padding-block: clamp(40px, 6vw, 92px);
  position: relative;
}

.sheet--ink {
  background: var(--ink);
  color: var(--paper);
}

.sheet--paper {
  background: var(--paper);
  color: var(--ink);
  border-top: 1px solid var(--hair-soft);
  border-bottom: 1px solid var(--hair-soft);
}

.sheet--paper h1,
.sheet--paper h2,
.sheet--paper h3,
.sheet--paper h4 { color: var(--ink); }

.sheet--paper a { color: var(--lake-deep); }
.sheet--paper .mono { color: var(--clay); }

.sheet--paper .label {
  color: var(--archive);
  border-color: rgba(140, 63, 47, 0.35);
  background: rgba(140, 63, 47, 0.06);
}

.reading { max-width: 72ch; }
.reading > * + * { margin-top: 1.15em; }
.reading p { line-height: 1.9; }

/* ---------- 无障碍 ---------- */
:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip-link {
  position: fixed;
  top: 0;
  left: 50%;
  z-index: 400;
  padding: 10px 24px;
  transform: translate(-50%, -150%);
  background: var(--gold);
  color: var(--ink-deep);
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-decoration: none;
  border-radius: 0 0 3px 3px;
  transition: transform 0.22s var(--ease);
}

.skip-link:focus { transform: translate(-50%, 0); }

/* =========================================================
   刊头 MASTHEAD
   ========================================================= */
.masthead {
  position: relative;
  z-index: 80;
  color: var(--paper);
  background:
    radial-gradient(120% 90% at 10% -25%, rgba(47, 111, 126, 0.34), transparent 62%),
    radial-gradient(90% 80% at 92% 4%, rgba(166, 90, 58, 0.18), transparent 65%),
    linear-gradient(180deg, #10322B 0%, var(--ink) 58%, #0B221E 100%);
  border-bottom: 1px solid var(--hair);
}

/* 顶端信息带 */
.masthead__bar {
  background: var(--ink-deep);
  border-bottom: 1px solid var(--hair-soft);
}

.masthead__bar-inner {
  display: flex;
  align-items: center;
  gap: clamp(10px, 2vw, 20px);
  padding-block: 7px;
}

.masthead__bar-item {
  color: var(--ghost);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  white-space: nowrap;
}

.masthead__bar-item--live {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--gold-mist);
}

.dot {
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 3px rgba(201, 164, 92, 0.16);
}

.masthead__bar-rule {
  flex: 1 1 auto;
  min-width: 16px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--hair), transparent);
}

/* 报头 */
.masthead__head {
  text-align: center;
  padding-block: clamp(20px, 3.2vw, 34px) clamp(14px, 2.2vw, 22px);
}

.masthead__kicker {
  color: var(--gold);
  font-size: 10.5px;
  letter-spacing: 0.44em;
  text-indent: 0.44em;
}

.masthead__brand {
  display: inline-block;
  margin-top: 10px;
  text-decoration: none;
}

.masthead__brand-cn {
  display: block;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(26px, 4.6vw, 46px);
  letter-spacing: 0.16em;
  text-indent: 0.16em;
  color: var(--paper);
  text-shadow: 0 1px 0 rgba(0, 0, 0, 0.45);
  transition: color 0.25s var(--ease);
}

.masthead__brand::after {
  content: "";
  display: block;
  width: 64px;
  height: 1px;
  margin: 14px auto 0;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  transition: width 0.4s var(--ease);
}

.masthead__brand:hover .masthead__brand-cn { color: var(--gold-mist); }
.masthead__brand:hover::after { width: 132px; }

.masthead__descriptor {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--ghost);
}

/* 栏目条 */
.masthead__nav-zone {
  position: relative;
  border-top: 1px solid var(--hair-soft);
  background: linear-gradient(180deg, rgba(20, 26, 23, 0.58), rgba(14, 42, 36, 0.22));
}

.masthead__nav-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 14px;
}

.nav__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: stretch;
}

.nav__item { position: relative; }

.nav__link {
  display: block;
  position: relative;
  padding: 15px clamp(8px, 1.2vw, 15px);
  font-family: var(--font-heading);
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: 0.09em;
  color: rgba(244, 239, 230, 0.78);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.2s var(--ease);
}

.nav__link::after {
  content: "";
  position: absolute;
  left: clamp(8px, 1.2vw, 15px);
  right: clamp(8px, 1.2vw, 15px);
  bottom: 8px;
  height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.3s var(--ease);
}

.nav__link:hover,
.nav__link:focus-visible { color: var(--gold-mist); }

.nav__link:hover::after,
.nav__link:focus-visible::after { transform: scaleX(1); }

.nav__link[aria-current="page"] { color: var(--gold); }
.nav__link[aria-current="page"]::after { transform: scaleX(1); }

/* 移动端按钮 */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  padding: 9px 14px;
  border: 1px solid var(--hair);
  border-radius: 2px;
  background: rgba(20, 26, 23, 0.62);
  color: var(--gold-mist);
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.nav-toggle:hover { border-color: var(--gold); color: var(--gold); }

.nav-toggle__bars {
  display: inline-flex;
  flex-direction: column;
  gap: 3px;
  width: 16px;
}

.nav-toggle__bars > span {
  display: block;
  height: 1.5px;
  background: currentColor;
  transition: transform 0.25s var(--ease), opacity 0.2s var(--ease);
}

.masthead[data-open] .nav-toggle__bars > span:nth-child(1) { transform: translateY(4.5px) rotate(45deg); }
.masthead[data-open] .nav-toggle__bars > span:nth-child(2) { opacity: 0; }
.masthead[data-open] .nav-toggle__bars > span:nth-child(3) { transform: translateY(-4.5px) rotate(-45deg); }

.nav-toggle__text { line-height: 1; }

/* 刊头 CTA */
.masthead__cta { justify-self: end; }

/* =========================================================
   按钮
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55em;
  padding: 11px 20px;
  border: 1px solid var(--gold);
  border-radius: 2px;
  background: transparent;
  color: var(--gold-mist);
  font-family: var(--font-heading);
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.4;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.2s var(--ease), background-color 0.2s var(--ease),
              color 0.2s var(--ease), border-color 0.2s var(--ease),
              box-shadow 0.25s var(--ease);
}

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

.btn--gold {
  border-color: transparent;
  color: var(--ink-deep);
  background: linear-gradient(135deg, #DCC07E 0%, #C9A45C 52%, #A9863F 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.28),
    0 6px 18px rgba(0, 0, 0, 0.34);
}

.btn--gold:hover {
  background: linear-gradient(135deg, #E6D3A3 0%, #D3B06A 52%, #B08F47 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.36),
    0 10px 24px rgba(0, 0, 0, 0.42);
}

.btn--ghost {
  border-color: var(--hair);
  color: var(--gold-mist);
  background: rgba(201, 164, 92, 0.05);
}

.btn--ghost:hover {
  border-color: var(--gold);
  background: rgba(201, 164, 92, 0.12);
}

/* =========================================================
   通用组件：标签 / 批次号 / 细线 / 网格 / 图框 / 说明牌
   ========================================================= */
.label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 4px 10px;
  border: 1px solid var(--hair);
  border-radius: 2px;
  background: rgba(201, 164, 92, 0.06);
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  line-height: 1.6;
  white-space: nowrap;
}

.label--clay {
  border-color: rgba(166, 90, 58, 0.5);
  background: rgba(166, 90, 58, 0.14);
  color: #D08A63;
}

.label--lake {
  border-color: rgba(47, 111, 126, 0.6);
  background: rgba(47, 111, 126, 0.16);
  color: #82BFCC;
}

.batch {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--gold-mist);
}

.hairline {
  height: 1px;
  margin-block: clamp(24px, 4vw, 48px);
  background: linear-gradient(90deg, var(--hair), transparent);
}

.grid {
  display: grid;
  gap: clamp(18px, 2.6vw, 36px);
}

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

.grid--offset > *:nth-child(even) { margin-top: clamp(16px, 4vw, 56px); }

/* 图片容器（页面阶段投放图片用） */
.frame {
  position: relative;
  display: block;
  overflow: hidden;
  border: 1px solid var(--hair-soft);
  border-radius: 2px;
  background:
    radial-gradient(120% 110% at 12% 0%, rgba(47, 111, 126, 0.42), transparent 62%),
    radial-gradient(110% 100% at 92% 96%, rgba(166, 90, 58, 0.36), transparent 66%),
    linear-gradient(160deg, #16332C, #101F1B 70%, #0B100E);
  isolation: isolate;
}

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

.frame::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  box-shadow: inset 0 0 0 1px rgba(201, 164, 92, 0.12);
  background: linear-gradient(180deg, rgba(14, 42, 36, 0) 58%, rgba(14, 42, 36, 0.5));
}

.frame--wide { aspect-ratio: 21 / 9; }
.frame--16x9 { aspect-ratio: 16 / 9; }
.frame--4x3 { aspect-ratio: 4 / 3; }
.frame--1x1 { aspect-ratio: 1 / 1; }
.frame--3x4 { aspect-ratio: 3 / 4; }

.frame__tag {
  position: absolute;
  left: 14px;
  top: 14px;
  z-index: 2;
}

.frame__caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  color: var(--ghost);
}

.plate {
  padding: clamp(18px, 2.4vw, 28px);
  border: 1px solid var(--hair-soft);
  border-left: 2px solid var(--gold);
  border-radius: 2px;
  background: rgba(244, 239, 230, 0.04);
}

.sheet--paper .plate {
  background: rgba(14, 42, 36, 0.04);
  border-color: rgba(14, 42, 36, 0.12);
  border-left-color: var(--gold);
}

/* 面包屑 */
.crumbs { padding-block: 14px; }

.crumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
}

.crumbs__link {
  color: var(--ghost);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.crumbs__link:hover { color: var(--gold); }
.crumbs__sep { color: rgba(201, 164, 92, 0.35); }
.crumbs__current { color: var(--gold-mist); }

.sheet--paper .crumbs__link { color: var(--ghost); }
.sheet--paper .crumbs__current { color: var(--archive); }

/* =========================================================
   页脚 COLOPHON
   ========================================================= */
.colophon {
  position: relative;
  padding-top: clamp(38px, 5vw, 66px);
  color: rgba(244, 239, 230, 0.8);
  background:
    radial-gradient(90% 130% at 90% 0%, rgba(166, 90, 58, 0.2), transparent 62%),
    radial-gradient(80% 120% at 4% 100%, rgba(47, 111, 126, 0.18), transparent 66%),
    linear-gradient(180deg, #121815 0%, var(--ink-deep) 54%, #0A0F0D 100%);
  border-top: 1px solid var(--hair);
}

.colophon::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--clay) 0%, var(--gold) 38%, var(--gold-mist) 56%, var(--lake) 100%);
  opacity: 0.72;
}

.colophon__top {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.8fr) minmax(0, 0.9fr) minmax(0, 1.25fr);
  gap: clamp(24px, 3.4vw, 54px);
  padding-bottom: clamp(30px, 4vw, 54px);
}

.colophon__brand { min-width: 0; }

.colophon__mark {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 22px;
  letter-spacing: 0.14em;
  color: var(--paper);
}

.colophon__summary {
  margin-top: 12px;
  max-width: 32ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(244, 239, 230, 0.6);
}

.colophon__stamp {
  display: inline-block;
  margin-top: 18px;
  padding: 5px 10px;
  border: 1px solid var(--hair);
  color: var(--gold);
  font-size: 10px;
  letter-spacing: 0.2em;
}

.colophon__col { min-width: 0; }

.colophon__title {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 14px;
  font-family: var(--font-heading);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--gold);
}

.colophon__title::before {
  content: "";
  flex: 0 0 auto;
  width: 14px;
  height: 1px;
  background: var(--gold);
}

.colophon__list { display: block; }
.colophon__list--plain { list-style: none; }

.colophon__link {
  display: inline-block;
  padding-block: 6px;
  font-size: 14.5px;
  color: rgba(244, 239, 230, 0.7);
  text-decoration: none;
  transition: color 0.2s var(--ease), transform 0.25s var(--ease);
}

.colophon__link:hover,
.colophon__link:focus-visible {
  color: var(--gold-mist);
  transform: translateX(4px);
}

.colophon__contact {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 10px;
  padding-block: 7px;
  border-bottom: 1px dashed rgba(201, 164, 92, 0.16);
}

.colophon__contact-key {
  font-size: 9.5px;
  letter-spacing: 0.2em;
  color: var(--gold);
  white-space: nowrap;
}

.colophon__contact-val {
  font-size: 13.5px;
  line-height: 1.6;
  color: rgba(244, 239, 230, 0.78);
  word-break: break-word;
}

.copy-btn {
  flex: 0 0 auto;
  padding: 3px 8px;
  border: 1px solid var(--hair);
  border-radius: 2px;
  background: transparent;
  color: var(--ghost);
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.14em;
  white-space: nowrap;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease),
              background-color 0.2s var(--ease);
}

.copy-btn:hover {
  color: var(--gold);
  border-color: var(--gold);
}

.copy-btn[data-copied="true"] {
  color: var(--ink-deep);
  background: var(--gold);
  border-color: var(--gold);
}

.colophon__legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 22px;
  padding-block: 18px 26px;
  border-top: 1px solid var(--hair-soft);
  font-size: 12.5px;
  color: var(--ghost);
}

.colophon__copy { color: rgba(244, 239, 230, 0.55); }

.colophon__icp {
  font-size: 10.5px;
  letter-spacing: 0.14em;
  color: var(--ghost);
}

.colophon__legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0 18px;
  margin-left: auto;
}

.colophon__legal-links a {
  color: rgba(244, 239, 230, 0.58);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.colophon__legal-links a:hover,
.colophon__legal-links a:focus-visible { color: var(--gold); }

/* =========================================================
   脚本生成的全局件
   ========================================================= */
.scroll-progress {
  position: fixed;
  inset: 0 0 auto 0;
  height: 2px;
  z-index: 320;
  pointer-events: none;
}

.scroll-progress__fill {
  height: 100%;
  width: 100%;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--lake) 0%, var(--gold) 58%, var(--gold-mist) 100%);
}

.to-top {
  position: fixed;
  right: clamp(14px, 3vw, 28px);
  bottom: clamp(14px, 3vw, 28px);
  z-index: 260;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--hair);
  border-radius: 2px;
  background: rgba(20, 26, 23, 0.88);
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease),
              visibility 0.25s var(--ease), border-color 0.2s var(--ease);
}

.to-top[data-visible="true"] {
  opacity: 1;
  visibility: visible;
  transform: none;
}

.to-top:hover { border-color: var(--gold); }

/* 显现（JS 加 .js-reveal 后才生效，避免无脚本时空白） */
.js-reveal [data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}

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

/* =========================================================
   响应式
   ========================================================= */
@media (max-width: 1020px) {
  .masthead__nav-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding-block: 10px;
  }

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

  .nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    z-index: 70;
    display: none;
    max-height: min(72vh, 540px);
    overflow: auto;
    background: linear-gradient(180deg, #101F1B 0%, #0B221E 100%);
    border-top: 1px solid var(--hair);
    border-bottom: 1px solid var(--hair);
    box-shadow: 0 26px 52px rgba(0, 0, 0, 0.52);
  }

  .masthead[data-open] .nav { display: block; }

  .nav__list {
    flex-direction: column;
    align-items: stretch;
    padding: 8px 0;
  }

  .nav__item + .nav__item { border-top: 1px solid var(--hair-soft); }

  .nav__link {
    padding: 15px clamp(18px, 4vw, 44px);
    font-size: 15px;
    white-space: normal;
  }

  .nav__link::after {
    left: clamp(18px, 4vw, 44px);
    right: auto;
    bottom: 10px;
    width: 0;
    transform: none;
    transition: width 0.28s var(--ease);
  }

  .nav__link:hover::after,
  .nav__link:focus-visible::after,
  .nav__link[aria-current="page"]::after {
    width: 34px;
    transform: none;
  }

  body.is-nav-open { overflow: hidden; }

  .colophon__top { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .colophon__brand { grid-column: 1 / -1; }
}

@media (max-width: 900px) {
  .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 680px) {
  body { font-size: 16px; }

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

  .grid--offset > *:nth-child(even) { margin-top: 0; }

  .masthead__bar-item { font-size: 9.5px; letter-spacing: 0.14em; }

  .masthead__descriptor { font-size: 10px; letter-spacing: 0.1em; }

  .masthead__brand::after { margin-top: 11px; }

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

  .colophon__legal-links { margin-left: 0; }

  .colophon__legal { gap: 8px 16px; }
}

@media (max-width: 560px) {
  .masthead__cta {
    padding: 9px 12px;
    font-size: 12px;
    letter-spacing: 0.04em;
  }

  .nav-toggle { padding: 8px 11px; font-size: 12px; }

  .colophon__contact { grid-template-columns: auto minmax(0, 1fr); }
  .copy-btn { grid-column: 2; justify-self: start; }
}

@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;
  }

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

  .to-top { transform: none; }
}