/* =========================================================
   sections.css — 8 个展厅各自的个性
   ========================================================= */

/* ===================== 01 HERO ===================== */
.hero__inner {
  flex: 1;
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding-top: 104px;
}

.hero__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.hero__center { padding-block: var(--space-md) var(--space-lg); }

.hero__name {
  font-size: var(--fs-display-1);
  line-height: 1.04;
  display: flex;
  gap: .05em;
  overflow: hidden;
}
.hero__ch { display: inline-block; will-change: transform; }

.hero__line {
  height: 2px;
  width: min(30vw, 320px);
  background: var(--color-accent);
  margin: var(--space-sm) 0 var(--space-md);
  transform-origin: left;
}

.hero__tagline {
  font-family: var(--font-zh-display);
  font-weight: 500;
  font-size: clamp(22px, 2.4vw, 34px);
  line-height: 1.6;
  max-width: 20em;
}
.hero__tagline strong {
  font-weight: 700;
  background: linear-gradient(transparent 68%, var(--color-accent-soft) 68%);
}

.hero__meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-md);
  border-top: 1px solid var(--color-line);
  padding-block: var(--space-sm) calc(var(--space-md) + 8px);
}
.hero__meta > span {
  display: flex;
  gap: 10px;
  align-items: baseline;
  font-size: 14px;
  color: var(--color-ink-2);
}
.hero__meta i {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-muted);
}
.hero__meta em {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .1em;
  color: var(--color-muted);
}

.hero__blink {
  position: absolute;
  right: var(--gutter);
  bottom: 96px;
  width: 12px;
  height: 12px;
  background: var(--color-accent);
  opacity: 0;
  pointer-events: none;
}

/* ===================== 02 OVERVIEW ===================== */
.ov__grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: clamp(40px, 5vw, 96px);
  align-items: start;
}

.ov__side {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  align-items: flex-start;
  border-right: 1px solid var(--color-line-faint);
  padding-right: var(--space-md);
  min-height: 220px;
}
.ov__side-row {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
  flex: 1;
}

/* 证件照档案卡 */
.ov__id {
  width: clamp(190px, 15vw, 250px);
  flex: none;
  background: var(--color-bg-raise);
  border: 1px solid var(--color-line);
  padding: 10px;
}
.ov__id img {
  width: 100%;
  aspect-ratio: 295 / 413;
  object-fit: cover;
  display: block;
}
.ov__id__cap {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--color-muted);
}

.ov__statement {
  font-family: var(--font-zh-display);
  font-weight: 500;
  font-size: clamp(23px, 2.4vw, 34px);
  line-height: 1.75;
  max-width: 24em;
}

/* 事实行(数字留在经历区) */
.ov__facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-block: 1px solid var(--color-line);
  margin-top: clamp(56px, 8vh, 104px);
}
.ov__fact {
  padding: var(--space-sm) var(--space-md) var(--space-sm) var(--space-sm);
  border-left: 1px solid var(--color-line-faint);
}
.ov__fact:first-child { border-left: 0; }
.ov__fact .mono-label {
  display: block;
  margin-bottom: 6px;
  color: var(--color-ink-faint);
}
.ov__fact p { font-size: 16px; color: var(--color-ink-2); }

/* ===================== 04 能力:大字交互目录 ===================== */
.cap__row {
  display: grid;
  grid-template-columns: 56px 1fr 340px;
  gap: var(--space-md);
  align-items: center;
  padding-block: clamp(24px, 3.5vh, 40px);
  border-top: 1px solid var(--color-line);
}
.cap__row:last-child { border-bottom: 1px solid var(--color-line); }

.cap__idx {
  font-size: 11px;
  transition: color var(--duration-fast) var(--ease-soft);
}

.cap__name {
  position: relative;
  display: inline-block;
  font-size: clamp(30px, 3.4vw, 52px);
  line-height: 1.15;
  letter-spacing: .01em;
  transition: transform var(--duration-normal) var(--ease-out);
}
/* hover:accent 强调条自下而上弹起,条目右移 */
.cap__name::before {
  content: "";
  position: absolute;
  left: -22px;
  top: 14%;
  bottom: 14%;
  width: 10px;
  background: var(--color-accent);
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform var(--duration-normal) var(--ease-out);
}
.cap__row:hover .cap__name,
.cap__row:focus-within .cap__name { transform: translateX(18px); }
.cap__row:hover .cap__name::before,
.cap__row:focus-within .cap__name::before { transform: scaleY(1); }
.cap__row:hover .cap__idx,
.cap__row:focus-within .cap__idx { color: var(--color-ink); }

.cap__side { text-align: right; }
.cap__items { font-size: 14px; color: var(--color-ink-2); }
.cap__evi {
  margin-top: 8px;
  color: var(--color-muted);
  transition: color var(--duration-fast) var(--ease-soft);
}
.cap__row:hover .cap__evi { color: var(--color-ink-2); }

/* ===================== 关键词动线(能力 → 作品) ===================== */
.marquee {
  overflow: hidden;
  border-block: 1px solid var(--color-line-faint);
  padding-block: 30px;
}
.marquee__track {
  display: flex;
  width: max-content;
  animation: marquee 64s linear infinite;
}
.marquee__seq { display: flex; flex: none; }
.marquee__seq span {
  font-family: var(--font-mono);
  font-size: 21px;
  letter-spacing: .1em;
  color: rgba(21, 21, 21, .52);
  padding-inline: 36px;
  white-space: nowrap;
}
.marquee__seq span::after {
  content: "·";
  margin-left: 72px;
  color: rgba(21, 21, 21, .22);
}

/* ===================== 05 SELECTED WORK ===================== */
.work__head {
  padding-top: clamp(96px, 12vh, 160px);
  padding-bottom: clamp(20px, 3vh, 40px);
}
.work .sec-head { margin-bottom: 0; }

/* 基础态:无 JS / 无动画环境 → 原生横向滚动(内容永远可达) */
.work__viewport {
  position: relative;
  display: flex;
  align-items: center;
}

.work__track {
  display: flex;
  align-items: center;
  gap: clamp(48px, 6vw, 120px);
  padding-inline: var(--gutter);
  overflow-x: auto;
}

/* JS + GSAP 可用 → pinned 全屏横向陈列 */
.js .work__viewport { height: 100vh; overflow: hidden; background: var(--color-bg); }
.js .work__track { overflow: visible; will-change: transform; }

.work__panel {
  flex: none;
  width: min(1180px, 82vw);
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: clamp(32px, 4vw, 72px);
  align-items: center;
}

.work__cover .ph-box { aspect-ratio: 16 / 10; }
.work__cover-actions {
  display: flex;
  gap: var(--space-xs);
  margin-top: var(--space-xs);
  align-items: center;
}

.work__index {
  display: block;
  font-family: var(--font-latin);
  font-weight: 700;
  font-size: var(--fs-number-xl);
  line-height: 1;
  color: var(--color-ink-faint);
}

.work__title {
  font-size: clamp(28px, 3vw, 44px);
  margin-top: var(--space-2xs);
}

.work__subtitle {
  margin-top: 6px;
  font-size: 16px;
  color: var(--color-muted);
}

.work__info .mlabel { margin-top: var(--space-sm); }

.work__summary {
  margin-top: var(--space-sm);
  font-size: 16px;
  color: var(--color-ink-2);
  max-width: 34em;
}

.work__metrics {
  display: flex;
  gap: var(--space-lg);
  margin-top: var(--space-sm);
}
.work__metrics b {
  display: block;
  font-family: var(--font-latin);
  font-weight: 700;
  font-size: 30px;
  line-height: 1.2;
}
.work__metrics span {
  font-size: 13px;
  color: var(--color-muted);
}

.work__progress {
  position: absolute;
  left: var(--gutter);
  right: var(--gutter);
  bottom: 40px;
  height: 1px;
  background: var(--color-line-faint);
}
.work__progress i {
  position: absolute;
  inset: 0;
  background: var(--color-ink);
  transform: scaleX(0);
  transform-origin: left;
}

.work__endcap {
  flex: none;
  width: min(520px, 56vw);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-md);
}
.work__endcap-no {
  font-family: var(--font-latin);
  font-weight: 700;
  font-size: clamp(80px, 10vw, 160px);
  line-height: 1;
  color: var(--color-ink-faint);
}
.work__endcap p {
  font-family: var(--font-zh-display);
  font-weight: 500;
  font-size: clamp(20px, 2vw, 28px);
}

/* ===================== 06 EXPERIMENTS ===================== */
.exp__row {
  display: grid;
  grid-template-columns: 8fr 4fr;
  gap: clamp(32px, 4vw, 72px);
  padding-block: clamp(40px, 6vh, 64px);
}
.exp__row + .exp__row { border-top: 1px solid var(--color-line); }

.exp__head {
  display: flex;
  align-items: baseline;
  gap: var(--space-sm);
  flex-wrap: wrap;
}
.exp__name { font-size: clamp(22px, 2.2vw, 32px); }
.exp__period { margin-left: auto; }

.exp__lines {
  margin-top: var(--space-sm);
  display: grid;
  gap: 10px;
}
.exp__lines > div {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: var(--space-sm);
  align-items: baseline;
}
.exp__lines dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--color-muted);
}
.exp__lines dd {
  font-size: 16px;
  color: var(--color-ink-2);
}

.exp__main .mlabel { margin-top: var(--space-md); }
.exp__side .ph-box { aspect-ratio: 4 / 3; }

/* ===================== 07 VISUAL ===================== */
.ph__frame { margin-bottom: clamp(40px, 6vh, 80px); }

.ph__row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: clamp(24px, 3vw, 56px);
  width: 82%;
}
.ph__row--alt { width: 74%; margin-left: auto; }

/* 行内画框需要显式宽度基准,aspect-ratio 才能撑开 */
.ph__row .ph__frame { margin-bottom: clamp(40px, 6vh, 80px); }
.ph__row .ph__frame:first-child { flex: 0 0 46%; }
.ph__row .ph__frame:last-child { flex: 0 0 50%; }
.ph__row--alt .ph__frame:first-child { flex: 0 0 50%; }
.ph__row--alt .ph__frame:last-child { flex: 0 0 44%; }

.ph__frame .ph-box { aspect-ratio: 3 / 4; }
.ph__frame--lead .ph-box { aspect-ratio: 21 / 9; }
.ph__frame--land .ph-box { aspect-ratio: 16 / 10; }

.ph__cap {
  display: flex;
  justify-content: space-between;
  gap: var(--space-sm);
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--color-muted);
}

.ph__strip {
  display: flex;
  gap: 10px;
  margin-top: clamp(48px, 7vh, 96px);
  flex-wrap: wrap;
}
.ph__sq {
  width: 28px;
  height: 28px;
  border: 1px solid var(--color-line);
  position: relative;
  transition: border-color var(--duration-fast) var(--ease-soft);
}
.ph__sq:hover { border-color: var(--color-ink); }
.ph__sq.is-active { border-color: var(--color-ink); }
.ph__sq.is-active::after {
  content: "";
  position: absolute;
  inset: 6px;
  background: var(--color-accent);
}

/* ===================== 03 EXPERIENCE(重点厅) ===================== */

/* -- featured 案例:铁建实习 -- */
.xp__featured {
  display: grid;
  grid-template-columns: 3fr 9fr;
  gap: var(--space-lg);
  padding-block: clamp(40px, 6vh, 64px) clamp(56px, 8vh, 96px);
  border-top: 1px solid var(--color-line);
}
.xp__featured .xp__when { grid-column: 1; }
.xp__f-title { grid-column: 2; }

.xp__f-summary {
  margin-top: var(--space-2xs);
  font-family: var(--font-zh-display);
  font-weight: 500;
  font-size: clamp(17px, 1.5vw, 22px);
  color: var(--color-ink-2);
  max-width: 34em;
}

/* 数据带:这段经历留下的真实数据 */
.xp__f-metrics {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-block: 1px solid var(--color-line);
  margin-top: var(--space-xs);
}
.xp__metric {
  padding: var(--space-sm);
  border-left: 1px solid var(--color-line-faint);
}
.xp__metric:first-child { border-left: 0; padding-left: 0; }
.xp__metric b {
  display: block;
  font-family: var(--font-latin);
  font-weight: 700;
  font-size: clamp(30px, 3vw, 48px);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.xp__metric span {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  color: var(--color-muted);
}

/* 阶段叙事 */
.xp__phases { grid-column: 1 / -1; margin-top: var(--space-2xs); }
.xp__phase {
  display: grid;
  grid-template-columns: 110px 220px 1fr;
  gap: var(--space-xs) var(--space-md);
  align-items: baseline;
  padding-block: clamp(16px, 2.4vh, 24px);
  border-top: 1px solid var(--color-line-faint);
}
.xp__phase:first-child { border-top: 0; padding-top: 0; }
.xp__phase-no { font-size: 11px; }
.xp__phase-name {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .02em;
}
.xp__phase-text {
  font-size: 16px;
  line-height: 1.95;
  color: var(--color-ink-2);
  max-width: 58em;
}

/* 核心判断:强调条引文(全站 accent 预算内的「标记条」用法) */
.xp__verdict {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: var(--space-md);
  align-items: baseline;
  margin-top: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-bg-raise);
  border-left: 2px solid var(--color-accent);
}
.xp__verdict .mono-label { font-size: 10px; }
.xp__verdict p {
  font-family: var(--font-zh-display);
  font-weight: 500;
  font-size: clamp(16px, 1.4vw, 20px);
  line-height: 1.9;
  color: var(--color-ink);
  max-width: 46em;
}

/* -- 紧凑行:其余经历 -- */
.xp__row {
  display: grid;
  grid-template-columns: 3fr 9fr;
  gap: var(--space-lg);
  padding-block: clamp(32px, 4.5vh, 48px);
  border-top: 1px solid var(--color-line-faint);
}

.xp__year {
  font-family: var(--font-latin);
  font-weight: 700;
  font-size: clamp(40px, 4vw, 64px);
  line-height: 1;
  color: var(--color-ink-faint);
}
.xp__span { display: block; margin-top: var(--space-2xs); }

.xp__head {
  display: flex;
  align-items: baseline;
  gap: var(--space-sm);
  flex-wrap: wrap;
}
.xp__head h3 { font-size: var(--fs-title); }
.xp__role { font-size: 15px; color: var(--color-muted); }

.xp__points { margin-top: var(--space-2xs); }
.xp__points li {
  position: relative;
  padding: 6px 0 6px 20px;
  font-size: 16px;
  color: var(--color-ink-2);
}
.xp__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.15em;
  width: 8px;
  height: 1px;
  background: var(--color-line);
}

/* ===================== 07 CAPABILITIES =====================
   大字目录样式统一放在「04 能力」块(与 DOM 顺序一致),此处仅保留占位说明。 */

/* ===================== 08 ABOUT + CONTACT ===================== */
.ab__grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: clamp(40px, 5vw, 96px);
  align-items: start;
}
.ab__portrait .ph-box { aspect-ratio: 3 / 4; }
.ab__text .mlabel { margin-top: var(--space-md); }
.ab__p {
  font-size: var(--fs-body-lg);
  line-height: 2;
  color: var(--color-ink-2);
  max-width: 36em;
}
.ab__p + .ab__p { margin-top: var(--space-sm); }

.ct { margin-top: clamp(96px, 14vh, 180px); }
.ct__title {
  font-size: var(--fs-display-2);
  line-height: 1.15;
}
.ct__dot { color: var(--color-ink); } /* accent 预算内保留为墨色 */

.ct__mail {
  display: inline-block;
  margin-top: var(--space-md);
  font-family: var(--font-latin);
  font-weight: 500;
  font-size: clamp(22px, 2.6vw, 40px);
  position: relative;
  padding-bottom: 4px;
}
.ct__mail::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--color-ink);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--duration-slow) var(--ease-out);
}
.ct__mail:hover::after { transform: scaleX(1); transform-origin: left; }

.ct__actions {
  display: flex;
  gap: var(--space-sm);
  align-items: center;
  margin-top: var(--space-md);
  flex-wrap: wrap;
}

/* ===================== NAV ===================== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  transition: background var(--duration-normal) var(--ease-soft);
}
.nav.is-scrolled {
  background: rgba(245, 243, 236, .92);
  border-bottom: 1px solid var(--color-line-faint);
}
.nav__inner {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  height: 64px;
}
.nav__brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.nav__brand-zh {
  font-family: var(--font-zh-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: .04em;
}
.nav__brand-en {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--color-muted);
}
.nav__links {
  display: flex;
  gap: var(--space-md);
  margin-left: auto;
}
.nav__link { font-size: 15px; padding: 4px 0; }
.nav__link .en {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .1em;
  color: var(--color-muted);
  margin-left: 5px;
  vertical-align: 2px;
}

/* 移动端菜单按钮(≤960 显示) */
.nav__menu-btn {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  margin-left: auto;
  flex: none;
}
.nav__menu-btn span {
  width: 16px;
  height: 1.5px;
  background: var(--color-ink);
}
.nav__menu-btn[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav__menu-btn[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__menu-btn[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
.nav__menu-btn span { transition: transform var(--duration-fast) var(--ease-soft), opacity var(--duration-fast); }

/* 移动端全屏菜单(层级在导航之下,保证 ☰ 常驻可点) */
.mmenu {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-nav) - 1);
  background: var(--color-bg);
  padding: 84px var(--gutter) 48px;
  display: flex;
  flex-direction: column;
}
.mmenu[hidden] { display: none; }
.mmenu__links { display: flex; flex-direction: column; }
.mmenu__links a {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-family: var(--font-zh-display);
  font-weight: 700;
  font-size: clamp(34px, 9vw, 56px);
  padding: 18px 0;
  border-bottom: 1px solid var(--color-line-faint);
}
.mmenu__links a .en {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--color-muted);
}
.mmenu__foot {
  margin-top: auto;
  color: var(--color-muted);
}

/* ===================== 动线轨 RAIL ===================== */
.rail {
  position: fixed;
  right: clamp(16px, 2vw, 40px);
  top: 50%;
  transform: translateY(-50%);
  z-index: var(--z-sticky);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.rail__item {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  padding: 2px 0;
}
.rail__name {
  writing-mode: vertical-rl;
  font-size: 10px;
  letter-spacing: .3em;
  color: var(--color-ink-2);
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: opacity var(--duration-normal) var(--ease-out), max-height var(--duration-normal) var(--ease-out);
}
.rail__no {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .08em;
  color: var(--color-muted);
  transition: color var(--duration-fast);
}
.rail__dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  border: 1px solid var(--color-line);
  background: transparent;
  transition: background var(--duration-fast), border-color var(--duration-fast);
}
.rail__item.is-active .rail__no { color: var(--color-ink); }
.rail__item.is-active .rail__dot {
  background: var(--color-accent);
  border-color: var(--color-ink);
}
.rail__item.is-active .rail__name {
  opacity: 1;
  max-height: 48px;
}

/* ===================== FOOTER ===================== */
.footer { border-top: 1px solid var(--color-line); }
.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  padding-block: var(--space-sm);
}
.footer__item {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--color-muted);
}
.footer__item button { color: inherit; transition: color var(--duration-fast); }
.footer__item button:hover { color: var(--color-ink); }

/* ===================== 图片放大灯箱 ===================== */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-overlay) + 1);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 5vh 5vw;
  background: rgba(21, 21, 21, .58);
}
.lightbox[hidden] { display: none; }
.lightbox__bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-sm);
  width: 100%;
  max-width: 90vw;
}
.lightbox__bar .mono-label { color: var(--color-bg); }
.lightbox img {
  max-width: 90vw;
  max-height: 78vh;
  object-fit: contain;
  background: var(--color-bg-raise);
}

/* ===================== DEMO MODAL ===================== */
.demo-modal {
  position: fixed;
  inset: 0;
  z-index: var(--z-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4vh 4vw;
  background: rgba(21, 21, 21, .42);
}
.demo-modal[hidden] { display: none; }
.demo-modal__panel {
  width: min(1240px, 94vw);
  height: min(82vh, 780px);
  background: var(--color-bg-raise);
  border: 1px solid var(--color-line);
  display: flex;
  flex-direction: column;
}
.demo-modal__bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-sm);
  padding: 10px 16px;
  border-bottom: 1px solid var(--color-line-faint);
}
.demo-modal__bar .mono-label { color: var(--color-ink-2); }
.demo-modal__close {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  padding: 6px 10px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  transition: background var(--duration-fast), color var(--duration-fast);
}
.demo-modal__close:hover { background: var(--color-ink); color: var(--color-bg); }
.demo-modal iframe {
  flex: 1;
  width: 100%;
  border: 0;
  background: #e9e4da;
}