/* ============================================================
   신신정밀 — Concept D "MATERIAL EDITORIAL"
   Section 0 holds every token. Every value below references one.
   ============================================================ */

/* ---------- 0. Tokens ---------- */
:root {
  /* palette */
  --paper: #EDEAE4;
  --card: #F7F5F1;
  --carbon: #151515;
  --graphite: #4A4946;
  --muted: #7A7770;          /* large text (>= 24px) and decoration only */
  --copper: #B4643A;         /* hairlines, large accent type, focus, active */
  --copper-ink: #9A5530;     /* copper for small text on light */
  --copper-light: #D08A5E;   /* copper for small text on dark */
  --deep: #1E1E1C;
  --deep-2: #262624;
  --paper-muted: #B5B1A8;
  --error: #8E2C19;

  /* semantic (light) */
  --bg: var(--paper);
  --bg-2: var(--card);
  --ink: var(--carbon);
  --ink-2: var(--graphite);
  --ink-3: var(--muted);
  --accent: var(--copper);
  --accent-text: var(--copper-ink);
  --accent-wash: rgb(180 100 58 / .10);
  --ink-wash: rgb(21 21 21 / .05);
  --rule: rgb(21 21 21 / .14);
  --rule-strong: rgb(21 21 21 / .34);
  --selection: rgb(180 100 58 / .28);
  --shadow-float: 0 32px 64px -28px rgb(21 21 21 / .55);

  /* type */
  --font-serif: "Noto Serif KR", "Apple SD Gothic Neo", "Nanum Myeongjo", "Batang", serif;
  --font-sans: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, system-ui, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  --font-latin: "Instrument Serif", "Times New Roman", Georgia, serif;

  --fs-display: clamp(2.75rem, 1.2rem + 6.2vw, 6rem);
  --fs-h1: clamp(2rem, 1.2rem + 2.6vw, 3.6rem);
  --fs-h2: clamp(1.5625rem, 1.1rem + 1.25vw, 2.25rem);
  --fs-h3: clamp(1.25rem, 1.1rem + 0.5vw, 1.5rem);
  --fs-lead: clamp(1.125rem, 1rem + 0.45vw, 1.375rem);
  --fs-body: clamp(1rem, 0.95rem + 0.2vw, 1.0625rem);
  --fs-small: 0.9375rem;
  --fs-caption: 0.8125rem;
  --fs-no: clamp(3rem, 2.4rem + 2.4vw, 4.75rem);
  --fs-quote: clamp(1.625rem, 1.05rem + 1.9vw, 2.75rem);
  --fs-marquee: clamp(2rem, 1.4rem + 2.6vw, 4.25rem);

  --lh-tight: 1.08;
  --lh-snug: 1.3;
  --lh-body: 1.72;
  --measure: 36em;

  /* space */
  --s-1: .25rem; --s-2: .5rem; --s-3: .75rem; --s-4: 1rem; --s-5: 1.5rem;
  --s-6: 2rem; --s-7: 3rem; --s-8: 4rem; --s-9: 6rem; --s-10: 8rem;
  --section-y: clamp(5rem, 3.5rem + 6vw, 10rem);
  --gutter: clamp(1.25rem, 0.5rem + 3vw, 4.5rem);
  --wrap: 92rem;
  --header-h: 4rem;
  --bottombar-h: 3.5rem;

  --radius-1: 2px;
  --radius-2: 6px;

  --ease-out: cubic-bezier(.22, 1, .36, 1);
  --ease-inout: cubic-bezier(.65, 0, .35, 1);
  --dur-1: 160ms;
  --dur-2: 320ms;
  --dur-3: 700ms;
}

.theme-dark {
  --bg: var(--deep);
  --bg-2: var(--deep-2);
  --ink: var(--paper);
  --ink-2: var(--paper-muted);
  --ink-3: #8F8B83;
  --accent-text: var(--copper-light);
  --accent-wash: rgb(208 138 94 / .14);
  --ink-wash: rgb(237 234 228 / .06);
  --rule: rgb(237 234 228 / .16);
  --rule-strong: rgb(237 234 228 / .4);
  --selection: rgb(208 138 94 / .35);
  background: var(--bg);
  color: var(--ink);
}

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

html {
  background: var(--paper);
  color: var(--carbon);
  font-family: var(--font-sans);
  font-size: 100%;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: calc(var(--header-h) + var(--s-4));
  scrollbar-color: var(--graphite) var(--paper);
  scrollbar-width: thin;
}
html:not(.has-lenis) { scroll-behavior: smooth; }
html.reduced { scroll-behavior: auto; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  word-break: keep-all;
  overflow-wrap: normal;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, .pullquote p, .hero__lead, .chapter__lead, .lead { word-break: keep-all; overflow-wrap: normal; }
.colophon__list dd, .site-footer__info dd, .mobile-menu__contact a, .form__done, .inquiry__hint, .data-table td:first-child { overflow-wrap: anywhere; }
body.menu-open { overflow: hidden; }

h1, h2, h3, h4, p, ul, ol, dl, dd, figure, blockquote { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: .18em; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
input, select, textarea { font: inherit; color: inherit; }
abbr[title] { text-decoration: none; }
strong { font-weight: 600; }
[hidden] { display: none !important; }

::selection { background: var(--selection); color: var(--carbon); }
.theme-dark ::selection { color: var(--paper); }
:focus-visible { outline: 2px solid var(--copper); outline-offset: 2px; }
input, textarea, select { caret-color: var(--copper); }

.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip {
  position: absolute; left: var(--s-4); top: -100%; z-index: 100;
  padding: var(--s-3) var(--s-4); background: var(--carbon); color: var(--paper);
  border-radius: var(--radius-2); font-weight: 600;
}
.skip:focus { top: var(--s-4); }

/* type roles */
.latin { font-family: var(--font-latin); font-weight: 400; letter-spacing: 0; }
.serif { font-family: var(--font-serif); font-weight: 700; }
.lead { font-size: var(--fs-lead); line-height: 1.55; color: var(--ink-2); max-width: var(--measure); }
.caption { font-size: var(--fs-caption); line-height: 1.5; color: var(--ink-2); }
.num { font-family: var(--font-latin); font-variant-numeric: tabular-nums; }

.wrap { width: min(100% - 2 * var(--gutter), var(--wrap)); margin-inline: auto; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--s-2);
  min-height: 2.75rem; padding: 0 var(--s-5);
  border-radius: var(--radius-2); border: 1px solid transparent;
  font-family: var(--font-sans); font-size: var(--fs-small); font-weight: 600; line-height: 1;
  text-decoration: none; white-space: nowrap;
  transition: background-color var(--dur-1) ease, color var(--dur-1) ease, border-color var(--dur-1) ease, transform var(--dur-1) ease;
}
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--carbon); color: var(--paper); }
.btn--primary:hover { background: #000; }
.theme-dark .btn--primary { background: var(--paper); color: var(--carbon); }
.theme-dark .btn--primary:hover { background: #fff; }
.btn--ghost { border-color: var(--rule-strong); color: var(--ink); }
.btn--ghost:hover { background: var(--ink-wash); }
.btn[disabled] { opacity: .5; pointer-events: none; }

.link-arrow {
  display: inline-flex; align-items: center; gap: .4em; min-height: 2.75rem;
  color: var(--accent-text); font-weight: 600; font-size: var(--fs-small);
  text-decoration: underline; text-decoration-color: transparent;
  transition: text-decoration-color var(--dur-1) ease;
}
.link-arrow::after { content: "\2192"; transition: transform var(--dur-2) var(--ease-out); }
.link-arrow:hover { text-decoration-color: currentColor; }
.link-arrow:hover::after { transform: translateX(.25em); }

/* ---------- 2. Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--paper); border-bottom: 1px solid var(--rule);
}
.site-header__inner {
  display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: var(--s-6);
  height: var(--header-h);
}
.brand { display: inline-flex; align-items: center; min-height: 2.75rem; }
.brand img { width: auto; height: 2rem; }
.site-nav ul { display: flex; justify-content: center; gap: var(--s-1); }
.site-nav a {
  display: inline-flex; white-space: nowrap; align-items: center; min-height: 2.75rem; padding: 0 var(--s-3);
  font-size: var(--fs-small); font-weight: 500; color: var(--graphite); text-decoration: none;
  transition: color var(--dur-1) ease;
}
.site-nav a:hover { color: var(--carbon); }
.site-nav a[aria-current="true"] { color: var(--copper-ink); }
.site-header__actions { display: flex; align-items: center; gap: var(--s-4); }
.tel {
  display: inline-flex; align-items: center; gap: var(--s-2); min-height: 2.75rem;
  font-family: var(--font-sans); font-size: var(--fs-small); font-weight: 600; font-variant-numeric: tabular-nums;
  color: var(--carbon); text-decoration: none;
}
.tel svg { width: 1.1rem; height: 1.1rem; }
.menu-toggle {
  display: none; position: relative; width: 2.75rem; height: 2.75rem; border-radius: var(--radius-2);
}
.menu-toggle span {
  position: absolute; left: .75rem; right: .75rem; height: 1.5px; background: var(--carbon);
  transition: transform var(--dur-2) var(--ease-out), opacity var(--dur-2) ease;
}
.menu-toggle span:nth-child(1) { top: calc(50% - 5px); }
.menu-toggle span:nth-child(2) { top: calc(50% + 4px); }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(4.5px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { transform: translateY(-4.5px) rotate(-45deg); }

.mobile-menu {
  position: fixed; inset: var(--header-h) 0 0 0; z-index: 40;
  background: var(--paper); overflow: auto; padding: var(--s-6) var(--gutter) var(--s-10);
}
.mobile-menu ul { border-top: 1px solid var(--rule); }
.mobile-menu li { border-bottom: 1px solid var(--rule); }
.mobile-menu li a {
  display: flex; align-items: baseline; justify-content: space-between; min-height: 3.5rem; padding: var(--s-4) 0;
  font-family: var(--font-serif); font-weight: 700; font-size: var(--fs-h2); color: var(--carbon); text-decoration: none;
}
.mobile-menu li a .latin { font-size: var(--fs-small); color: var(--graphite); }
.mobile-menu__contact { margin-top: var(--s-7); display: grid; gap: var(--s-2); }
.mobile-menu__contact a {
  display: inline-flex; align-items: center; gap: var(--s-3); min-height: 2.75rem;
  font-weight: 600; font-variant-numeric: tabular-nums; text-decoration: none;
}
.mobile-menu__contact a svg { width: 1.1rem; height: 1.1rem; }
.mobile-menu__contact .caption { margin-top: var(--s-3); }

/* ---------- 3. Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  padding: clamp(2.5rem, 2rem + 3vw, 5rem) 0 clamp(3rem, 2rem + 4vw, 6rem);
}
.hero__inner {
  display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(2rem, 4vw, 5rem);
  align-items: center; min-height: min(84svh, 60rem);
}
.hero__meta {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: var(--s-3);
  font-size: var(--fs-small); color: var(--graphite); letter-spacing: .02em;
}
.hero__meta .latin { font-size: 1.2em; color: var(--carbon); }
.hero__meta .dot { color: var(--copper);  margin-right: var(--s-3); }
.hero__title {
  margin-top: var(--s-6);
  font-family: var(--font-serif); font-weight: 700; font-size: var(--fs-display);
  line-height: var(--lh-tight); letter-spacing: -.025em; color: var(--carbon);
}
.hero__title .hero__line { display: block; }
.hero__lead { margin-top: var(--s-6); max-width: 30em; }
.hero__actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s-4) var(--s-6); margin-top: var(--s-7); }
.hero__rule {
  display: flex; justify-content: space-between; gap: var(--s-4); margin-top: var(--s-9);
  padding-top: var(--s-4); border-top: 1px solid var(--rule);
  font-size: var(--fs-caption); color: var(--graphite);
}

.hero__visual { display: grid; gap: var(--s-4); }
.hero__collage { position: relative; aspect-ratio: 1 / 1.02; }
.collage__item { position: absolute; margin: 0; }
.collage__item .frame { width: 100%; height: 100%; }
.collage__item img { width: 100%; height: 100%; object-fit: cover; }
.collage__item--a { top: 0; left: 14%; width: 62%; aspect-ratio: 4 / 5; z-index: 1; }
.collage__item--b { bottom: 0; left: 0; width: 48%; aspect-ratio: 4 / 3; z-index: 2; }
.collage__item--c { top: 8%; right: 0; width: 34%; aspect-ratio: 1; z-index: 3; }
.collage__caption { font-size: var(--fs-caption); color: var(--graphite); text-align: right; line-height: 1.6; }
.collage__caption .latin { color: var(--copper-ink); font-size: 1.05rem; }
.collage__caption .sep { color: var(--copper); padding: 0 .25em; }

/* frame primitive */
.frame { position: relative; overflow: hidden; background: var(--ink-wash); border-radius: var(--radius-1); }
.frame img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.frame--16-9 { aspect-ratio: 16 / 9; }
.frame--21-9 { aspect-ratio: 21 / 9; }
.frame--4-3 { aspect-ratio: 4 / 3; }
.frame--3-2 { aspect-ratio: 3 / 2; }
.frame--4-5 { aspect-ratio: 4 / 5; }
.frame--1-1 { aspect-ratio: 1; }
.frame[data-parallax-img] img { height: 118%; top: -9%; }

/* ---------- 4. Marquee ---------- */
.marquee {
  overflow: hidden; border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule);
  padding: var(--s-4) 0;
}
.marquee__track { display: flex; width: max-content; animation: marquee 48s linear infinite; }
.marquee__group {
  font-family: var(--font-latin); font-style: italic; font-size: var(--fs-marquee); line-height: 1;
  white-space: nowrap; color: var(--carbon); padding-right: .6em;
}
.marquee__group i { font-style: normal; color: var(--copper); padding: 0 .35em; }
@keyframes marquee { to { transform: translateX(-50%); } }
.marquee:hover .marquee__track { animation-play-state: paused; }

/* ---------- 5. Chapters ---------- */
.chapter { padding: var(--section-y) 0; scroll-margin-top: var(--header-h); }
.chapter--alt { background: var(--card); }
.chapter__grid {
  display: grid; grid-template-columns: minmax(0, 3fr) minmax(0, 9fr); gap: var(--s-8) var(--gutter);
  align-items: start;
}
.chapter__aside { align-self: stretch; }
.chapter__sticky { position: sticky; top: calc(var(--header-h) + var(--s-6)); }
.chapter__no {
  font-family: var(--font-latin); font-size: var(--fs-no); line-height: 1; color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.chapter__no .latin { font-style: italic; font-size: .5em; color: var(--ink-2); margin-right: .15em; }
.chapter__title {
  margin-top: var(--s-4); font-family: var(--font-serif); font-weight: 700; font-size: var(--fs-h2);
  line-height: var(--lh-snug); letter-spacing: -.01em; color: var(--ink);
}
.chapter__en { margin-top: var(--s-2); font-size: var(--fs-lead); color: var(--ink-2); font-style: italic; }
.chapter__hair { width: 3rem; height: 1px; background: var(--accent); margin-top: var(--s-5); }
.chapter__body { display: grid; gap: var(--s-9); min-width: 0; }
.chapter__lead { font-size: var(--fs-lead); line-height: 1.55; color: var(--ink-2); max-width: var(--measure); }

.block { display: grid; gap: var(--s-5); }
.block__title {
  font-family: var(--font-serif); font-weight: 600; font-size: var(--fs-h3); line-height: var(--lh-snug); color: var(--ink);
  padding-top: var(--s-5); border-top: 1px solid var(--rule-strong);
}
.block__title .latin { font-weight: 400; font-style: italic; font-size: .95em; color: var(--ink-2); margin-left: .5em; }
.block__title--open { border-top: 0; padding-top: 0; }

.figure figcaption { margin-top: var(--s-3); font-size: var(--fs-caption); color: var(--ink-2); display: flex; gap: var(--s-3); }
.figure figcaption .latin { color: var(--accent-text); font-size: 1.05rem; line-height: 1.2; }
.figure--bleed { margin-inline: calc(-1 * var(--gutter)); }
.figure--bleed .frame { border-radius: 0; }
.figure--bleed figcaption { padding-inline: var(--gutter); }

/* definition list (appendix style) */
.spec-list > div {
  display: grid; grid-template-columns: minmax(6rem, 10rem) 1fr; gap: var(--s-4);
  padding: var(--s-3) 0; border-bottom: 1px solid var(--rule);
}
.spec-list > div:first-child { border-top: 1px solid var(--rule-strong); }
.spec-list dt { color: var(--ink-2); font-size: var(--fs-small); }
.spec-list dd { color: var(--ink); font-size: var(--fs-small); }

/* index list */
.index-list li {
  display: grid; grid-template-columns: 2.5rem 1fr; gap: var(--s-4) var(--s-5);
  padding: var(--s-4) 0; border-bottom: 1px solid var(--rule);
}
.index-list li:first-child { border-top: 1px solid var(--rule-strong); }
.index-list .idx { font-family: var(--font-latin); font-size: 1.35rem; line-height: 1.2; color: var(--accent-text); }
.index-list .name { font-family: var(--font-serif); font-weight: 600; font-size: var(--fs-h3); line-height: var(--lh-snug); }
.index-list .en { font-style: italic; color: var(--ink-2); font-size: var(--fs-small); margin-left: .5em; }
.index-list .detail { color: var(--ink-2); font-size: var(--fs-small); margin-top: var(--s-1); }

/* --- No.01 about --- */
.essay { display: grid; gap: var(--s-6); }
.essay__heading { font-family: var(--font-serif); font-weight: 600; font-size: var(--fs-h3); color: var(--ink-2); }
.pullquote { display: grid; gap: var(--s-5); }
.pullquote p {
  font-family: var(--font-serif); font-weight: 600; font-size: var(--fs-quote); line-height: 1.42; letter-spacing: -.015em; color: var(--ink);
  max-width: 21em;
}
.pullquote .word { display: inline-block; }
.essay__promise { font-size: var(--fs-lead); color: var(--ink-2); max-width: var(--measure); }
.essay__sign { font-size: var(--fs-small); color: var(--ink-2); display: flex; align-items: baseline; gap: var(--s-3); }
.essay__sign strong { font-family: var(--font-serif); font-size: var(--fs-h3); color: var(--ink); }
.essay__sign::before { content: ""; width: 2.5rem; height: 1px; background: var(--accent); align-self: center; }

.vision { display: grid; gap: var(--s-4); }
.vision__words { display: flex; align-items: baseline; gap: var(--s-4); font-family: var(--font-serif); font-weight: 700; font-size: var(--fs-display); line-height: 1; letter-spacing: -.03em; }
.vision__words .latin { font-style: italic; color: var(--copper); font-size: .5em; }
.vision__slogan { font-size: var(--fs-lead); color: var(--ink); }
.vision__motto { font-size: var(--fs-body); color: var(--ink-2); }
.overview__customers { font-size: var(--fs-small); color: var(--ink-2); max-width: var(--measure); }

/* --- No.02 business --- */
.pillars { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--s-7) var(--s-6); }
.pillar { display: grid; gap: var(--s-4); align-content: start; }
.pillar__no { font-family: var(--font-latin); font-size: 2rem; line-height: 1; color: var(--accent-text); }
.pillar__title { font-family: var(--font-serif); font-weight: 700; font-size: var(--fs-h3); line-height: var(--lh-snug); }
.pillar__en { font-style: italic; color: var(--ink-2); font-size: var(--fs-small); margin-top: calc(-1 * var(--s-3)); }
.pillar__body { color: var(--ink-2); font-size: var(--fs-small); }
.pillar__facts { font-size: var(--fs-caption); color: var(--ink); padding-top: var(--s-3); border-top: 1px solid var(--rule); font-variant-numeric: tabular-nums; }
.pillar:nth-child(2) { margin-top: var(--s-8); }
.pillar:nth-child(3) { margin-top: var(--s-10); }

/* --- No.03 gallery (dark, pinned reel) --- */
.chapter--gallery { padding: 0; }
.gallery { position: relative; }
.gallery__pin { padding: var(--section-y) 0; display: grid; gap: var(--s-7); }
.gallery__intro { display: grid; gap: var(--s-3); padding: 0 var(--gutter); max-width: 46rem; }
.gallery__intro .chapter__title { margin-top: var(--s-2); }
.gallery__lead { margin-top: var(--s-4); color: var(--ink-2); font-size: var(--fs-lead); line-height: 1.5; }
.gallery__hint { font-size: var(--fs-caption); color: var(--ink-2); margin-top: var(--s-4); display: inline-flex; align-items: center; gap: var(--s-2); }
.gallery__hint svg { width: 1rem; height: 1rem; }
.gallery__track {
  display: flex; align-items: center; gap: clamp(1.25rem, 1rem + 2vw, 3rem);
  padding: 0 var(--gutter) var(--s-5);
  overflow-x: auto; overscroll-behavior-x: contain; scroll-snap-type: x mandatory; scroll-padding-inline: var(--gutter);
  scrollbar-color: var(--paper-muted) transparent; scrollbar-width: thin;
}
.plate { flex: 0 0 min(76vw, 24rem); display: grid; gap: var(--s-3); scroll-snap-align: start; }
.plate .frame { width: 100%; }
.plate--tall .frame { aspect-ratio: 3 / 4; }
.plate--wide .frame { aspect-ratio: 3 / 2; }
.plate--square .frame { aspect-ratio: 1; }
.gallery.is-pinned .gallery__pin { height: 100vh; display: flex; align-items: center; overflow: hidden; padding: 0; gap: 0; }
.gallery.is-pinned .gallery__track { overflow: visible; width: max-content; padding-bottom: 0; gap: clamp(1.5rem, 1rem + 2.5vw, 3.5rem); }
.gallery.is-pinned .gallery__intro { flex: 0 0 auto; width: min(26rem, 80vw); max-width: none; padding: 0; }
.gallery.is-pinned .plate { flex-basis: auto; }
.gallery.is-pinned .plate .frame { width: auto; height: var(--plate-h); }
.gallery.is-pinned .plate--tall { --plate-h: min(64vh, 40rem); }
.gallery.is-pinned .plate--wide { --plate-h: min(50vh, 31rem); }
.gallery.is-pinned .plate--square { --plate-h: min(56vh, 35rem); }
.plate figcaption { display: grid; grid-template-columns: auto 1fr; gap: 0 var(--s-3); align-items: baseline; font-size: var(--fs-caption); color: var(--ink-2); }
.plate figcaption .latin { color: var(--accent-text); font-size: 1.05rem; grid-row: 1 / 3; }
.plate figcaption strong { color: var(--ink); font-size: var(--fs-small); }

/* --- No.04 applications (hover rows) --- */
.app-rows { border-top: 1px solid var(--rule-strong); }
.app-row {
  position: relative; display: grid; grid-template-columns: 3rem minmax(0, 1.1fr) minmax(0, 1fr);
  gap: var(--s-2) var(--s-5); align-items: baseline;
  padding: var(--s-6) 0; border-bottom: 1px solid var(--rule);
}
.app-row__no { font-family: var(--font-latin); font-size: 1.35rem; color: var(--accent-text); }
.app-row__name {
  font-family: var(--font-serif); font-weight: 700; font-size: var(--fs-h1); line-height: 1.05; letter-spacing: -.02em;
  transition: color var(--dur-2) ease, transform var(--dur-3) var(--ease-out);
}
.app-row__text { display: grid; gap: var(--s-1); }
.app-row__en { font-style: italic; color: var(--ink-2); font-size: var(--fs-body); }
.app-row__detail { color: var(--ink-2); font-size: var(--fs-small); }
.app-row__fig { display: none; grid-column: 2 / -1; max-width: 26rem; margin-top: var(--s-3); }
.app-row.is-hover .app-row__name { color: var(--accent-text); transform: translateX(.35em); }
@media (hover: hover) and (pointer: fine) {
  .app-row:hover .app-row__name { color: var(--accent-text); transform: translateX(.35em); }
}
@media (hover: none), (pointer: coarse) {
  .app-row__fig { display: block; }
}
.app-preview {
  position: fixed; left: 0; top: 0; z-index: 30; pointer-events: none;
  width: clamp(14rem, 22vw, 22rem); aspect-ratio: 4 / 3;
  border-radius: var(--radius-1); overflow: hidden; box-shadow: var(--shadow-float);
  opacity: 0; transition: opacity var(--dur-2) ease; will-change: transform;
}
.app-preview.is-on { opacity: 1; }
.app-preview img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity var(--dur-2) ease; }
.app-preview img.is-current { opacity: 1; }
@media (hover: none), (pointer: coarse) { .app-preview { display: none; } }

/* --- No.05 PLUSCUT --- */
.brand-spread { display: grid; gap: var(--s-6); }
.brand-spread__mark {
  font-family: var(--font-latin); font-size: clamp(3rem, 2rem + 5vw, 7rem); line-height: .95; letter-spacing: -.01em; color: var(--ink);
}
.brand-spread__mark sup { font-size: .4em; color: var(--copper); vertical-align: top; top: .2em; position: relative; }
.brand-spread__headline { font-family: var(--font-serif); font-weight: 700; font-size: var(--fs-h2); line-height: var(--lh-snug); letter-spacing: -.01em; max-width: 24em; }
.brand-spread__en { font-style: italic; color: var(--ink-2); font-size: var(--fs-lead); margin-top: calc(-1 * var(--s-4)); }
.brand-spread__body { color: var(--ink-2); max-width: var(--measure); }
.brand-spread__note { font-size: var(--fs-small); color: var(--ink-2); }
.highlights { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: var(--s-5); border-top: 1px solid var(--rule-strong); padding-top: var(--s-5); }
.highlights > div { display: grid; gap: var(--s-1); align-content: start; }
.highlights dt { font-family: var(--font-serif); font-weight: 600; font-size: var(--fs-body); }
.highlights dd { font-size: var(--fs-caption); color: var(--ink-2); }
.downloads { display: flex; flex-wrap: wrap; gap: var(--s-3); }

.lines { display: grid; gap: var(--s-9); }
.line { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: var(--s-6) var(--s-7); align-items: start; padding-top: var(--s-6); border-top: 1px solid var(--rule-strong); }
.line:nth-child(even) .line__fig { order: 2; }
.line__fig { display: grid; gap: var(--s-3); }
.line__fig figcaption { font-size: var(--fs-caption); color: var(--ink-2); }
.line__fig figcaption .latin { color: var(--accent-text); font-size: 1.05rem; margin-right: .4em; }
.line__text { display: grid; gap: var(--s-4); }
.line__head { display: flex; align-items: baseline; gap: var(--s-4); flex-wrap: wrap; }
.line__code { font-family: var(--font-latin); font-size: clamp(2.5rem, 2rem + 2vw, 4rem); line-height: 1; color: var(--ink); }
.line__badge { font-family: var(--font-latin); font-style: italic; font-size: 1.25rem; color: var(--accent-text); }
.line__count { margin-left: auto; font-size: var(--fs-small); color: var(--ink-2); font-variant-numeric: tabular-nums; }
.line__name { font-family: var(--font-serif); font-weight: 700; font-size: var(--fs-h3); line-height: var(--lh-snug); }
.line__en { font-style: italic; color: var(--ink-2); font-size: var(--fs-small); margin-top: calc(-1 * var(--s-3)); }
.line__summary { color: var(--ink); }
.line__features { display: grid; gap: var(--s-2); color: var(--ink-2); font-size: var(--fs-small); }
.line__features li { padding-left: 1.1em; position: relative; }
.line__features li::before { content: ""; position: absolute; left: 0; top: .72em; width: .45em; height: 1px; background: var(--accent); }
.spec-icons { display: flex; flex-wrap: wrap; gap: var(--s-2); }
.spec-icons li {
  font-size: var(--fs-caption); padding: .3rem .55rem; border: 1px solid var(--rule); border-radius: var(--radius-1);
  color: var(--ink-2); font-variant-numeric: tabular-nums;
}
.line__note { font-size: var(--fs-caption); color: var(--ink-2); }

/* coating spread (dark) */
.coating {
  padding: var(--section-y) var(--gutter); margin-inline: calc(-1 * var(--gutter));
  display: grid; gap: var(--s-8); border-radius: var(--radius-1);
}
.coating__head { display: grid; gap: var(--s-4); max-width: 44em; }
.coating__title { font-family: var(--font-serif); font-weight: 700; font-size: var(--fs-h2); line-height: var(--lh-snug); }
.coating__title .latin { font-weight: 400; font-style: italic; color: var(--ink-2); margin-left: .5em; font-size: .9em; }
.coating__body { color: var(--ink-2); max-width: var(--measure); }
.vs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s-6); }
.vs > div { display: grid; gap: var(--s-3); padding-top: var(--s-4); border-top: 1px solid var(--rule-strong); }
.vs h4 { font-family: var(--font-serif); font-weight: 600; font-size: var(--fs-h3); }
.vs ul { display: grid; gap: var(--s-2); color: var(--ink-2); font-size: var(--fs-small); }
.vs li { padding-left: 1.1em; position: relative; }
.vs li::before { content: ""; position: absolute; left: 0; top: .72em; width: .45em; height: 1px; background: var(--accent); }
.coating__point { font-family: var(--font-serif); font-weight: 600; font-size: var(--fs-h1); line-height: 1.2; letter-spacing: -.015em; max-width: 18em; }
.coating__point .latin { display: block; font-weight: 400; font-style: italic; font-size: .45em; color: var(--accent-text); margin-bottom: var(--s-2); }
.coating__facts { display: grid; gap: var(--s-3); color: var(--ink-2); font-size: var(--fs-small); max-width: var(--measure); }
.five { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: var(--s-5); counter-reset: five; border-top: 1px solid var(--rule-strong); padding-top: var(--s-5); }
.five li { counter-increment: five; display: grid; gap: var(--s-2); font-size: var(--fs-small); color: var(--ink); }
.five li::before { content: "0" counter(five); font-family: var(--font-latin); font-size: 1.6rem; line-height: 1; color: var(--accent-text); }
.plates { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s-7) var(--s-6); }
.plates figure { display: grid; gap: var(--s-3); align-content: start; }
.plates img { width: 100%; max-width: 40rem; height: auto; border-radius: var(--radius-1); background: var(--bg-2); }
.plates figcaption { display: grid; grid-template-columns: auto 1fr; gap: var(--s-3); font-size: var(--fs-caption); color: var(--ink-2); }
.plates figcaption .latin { color: var(--accent-text); font-size: 1.05rem; line-height: 1.2; }
.plates figure.is-small img { max-width: 23rem; }
.plates figure.is-span { grid-column: 1 / -1; }
.plates figure.is-span img { max-width: 40rem; }
.plates__pair { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s-5); grid-column: 1 / -1; }

/* price */
.price { display: grid; gap: var(--s-5); }
.price__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s-6); }
.price__item { display: grid; gap: var(--s-2); padding-top: var(--s-4); border-top: 1px solid var(--rule); }
.price__num { font-family: var(--font-latin); font-size: clamp(3.5rem, 2.5rem + 4vw, 6rem); line-height: 1; color: var(--ink); font-variant-numeric: tabular-nums; }
.price__num small { font-size: .45em; color: var(--accent-text); margin-right: .15em; font-style: italic; }
.price__item p:not(.price__num) { color: var(--ink-2); font-size: var(--fs-small); }
.price__disclaimer { grid-column: 1 / -1; font-size: var(--fs-small); color: var(--ink); padding: var(--s-4) var(--s-5); background: var(--accent-wash); border-radius: var(--radius-1); max-width: none; }

/* explorer */
.explorer { display: grid; gap: var(--s-5); scroll-margin-top: calc(var(--header-h) + var(--s-4)); }
.explorer__intro { color: var(--ink-2); font-size: var(--fs-small); max-width: var(--measure); }
.explorer__controls { display: grid; gap: var(--s-4); }
.tabs { display: flex; flex-wrap: wrap; gap: var(--s-2); }
.tab {
  display: inline-flex; align-items: center; gap: .45em; min-height: 2.75rem; padding: 0 var(--s-4);
  border: 1px solid var(--rule-strong); border-radius: var(--radius-2); font-size: var(--fs-small); font-weight: 500; color: var(--ink-2);
  transition: background-color var(--dur-1) ease, color var(--dur-1) ease, border-color var(--dur-1) ease;
}
.tab:hover { color: var(--ink); background: var(--ink-wash); }
.tab[aria-selected="true"] { background: var(--carbon); border-color: var(--carbon); color: var(--paper); }
.tab .tab__n { font-family: var(--font-latin); font-size: 1.1em; opacity: .85; }
.explorer__row { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: var(--s-4); }
.search { display: grid; gap: var(--s-2); flex: 1 1 18rem; max-width: 28rem; }
.search span { font-size: var(--fs-small); font-weight: 600; }
.search input {
  min-height: 2.75rem; padding: 0 var(--s-4); border: 1px solid var(--rule-strong); border-radius: var(--radius-2); background: var(--bg-2);
  width: 100%;
}
.search input::placeholder { color: var(--muted); }
.explorer__count { font-size: var(--fs-small); color: var(--ink); font-variant-numeric: tabular-nums; min-height: 2.75rem; display: flex; align-items: center; }
.explorer__count strong { font-family: var(--font-latin); font-size: 1.5rem; margin-right: .12em; font-weight: 400; }

.table-scroll { position: relative; overflow-x: auto; scrollbar-width: thin; scrollbar-color: var(--graphite) transparent; -webkit-overflow-scrolling: touch; }
.explorer__table { position: relative; max-height: min(70vh, 47.5rem); overflow: auto; border-top: 1px solid var(--rule-strong); border-bottom: 1px solid var(--rule-strong); }
.spec-group { padding-top: var(--s-5); padding-right: var(--s-4); }
.spec-group + .spec-group { margin-top: var(--s-6); }
.spec-group__title { display: flex; align-items: baseline; gap: var(--s-3); flex-wrap: wrap; font-family: var(--font-serif); font-weight: 600; font-size: var(--fs-h3); padding-bottom: var(--s-3); }
.spec-group__title .latin { font-weight: 400; font-size: 1.2em; }
.spec-group__title .count { margin-left: auto; font-family: var(--font-sans); font-weight: 400; font-size: var(--fs-small); color: var(--ink-2); font-variant-numeric: tabular-nums; }
.spec-group__sub { font-size: var(--fs-small); color: var(--ink-2); padding: var(--s-3) 0 var(--s-2); }

.data-table { width: 100%; border-collapse: collapse; font-size: var(--fs-small); font-variant-numeric: tabular-nums; }
.data-table th, .data-table td { text-align: left; padding: .7rem .75rem; white-space: nowrap; border-bottom: 1px solid var(--rule); }
.data-table th { font-weight: 600; color: var(--ink-2); border-bottom-color: var(--rule-strong); background: var(--bg); }
.data-table td:first-child { font-weight: 600; color: var(--ink); }
.data-table td.is-num, .data-table th.is-num { text-align: right; }
.explorer__table .data-table th { position: sticky; top: 0; z-index: 1; background: var(--bg); }
.explorer__empty { padding: var(--s-7) 0; text-align: center; color: var(--ink-2); }

/* --- No.06 facility --- */
.process { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: var(--s-5); border-top: 1px solid var(--rule-strong); }
.process li { display: grid; gap: var(--s-2); padding-top: var(--s-5); align-content: start; }
.process__step { font-family: var(--font-latin); font-size: 2.25rem; line-height: 1; color: var(--accent-text); }
.process__title { font-family: var(--font-serif); font-weight: 700; font-size: var(--fs-h3); line-height: var(--lh-snug); }
.process__desc { font-size: var(--fs-small); color: var(--ink-2); }
.equip__summary { color: var(--ink-2); font-size: var(--fs-small); max-width: var(--measure); }

/* ---------- 6. Contact (colophon) ---------- */
.reach { list-style: none; margin: 0; padding: 0; }
.reach a {
  display: grid; grid-template-columns: 5rem minmax(0, 1fr); align-items: baseline; gap: var(--s-3);
  padding: var(--s-4) 0; border-bottom: 1px solid var(--rule); color: var(--ink); text-decoration: none;
  transition: color var(--dur-1) ease;
}
.reach li:first-child a { border-top: 1px solid var(--rule-strong); }
.reach__label { font-size: var(--fs-small); color: var(--ink-2); }
.reach__value { font-size: var(--fs-h3); font-weight: 600; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.reach a:hover .reach__value { color: var(--accent-text); }
.contact { padding: var(--section-y) 0; scroll-margin-top: var(--header-h); background: var(--card); }
.contact__grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: var(--s-8) var(--gutter); align-items: start; }
.colophon { display: grid; gap: var(--s-6); }
.colophon__title { font-family: var(--font-serif); font-weight: 700; font-size: var(--fs-h1); line-height: var(--lh-tight); letter-spacing: -.02em; }
.colophon__title .latin { display: block; font-weight: 400; font-style: italic; font-size: .5em; color: var(--ink-2); margin-top: var(--s-2); }
.colophon__list > div { display: grid; grid-template-columns: 5rem 1fr; gap: var(--s-3); padding: var(--s-3) 0; border-bottom: 1px solid var(--rule); font-size: var(--fs-small); }
.colophon__list > div:first-child { border-top: 1px solid var(--rule-strong); }
.colophon__list dt { color: var(--ink-2); }
.colophon__list a { font-variant-numeric: tabular-nums; }
.map { display: grid; gap: var(--s-3); }
.map iframe { width: 100%; aspect-ratio: 4 / 3; border: 0; border-radius: var(--radius-1); background: var(--ink-wash); display: block; }
.map__links { display: flex; flex-wrap: wrap; gap: var(--s-3); }

.inquiry { display: grid; gap: var(--s-5); padding: var(--s-6); background: var(--paper); border: 1px solid var(--rule); border-radius: var(--radius-1); }
.inquiry__title { font-family: var(--font-serif); font-weight: 700; font-size: var(--fs-h3); }
.inquiry__legend { font-size: var(--fs-caption); color: var(--ink-2); margin-top: calc(-1 * var(--s-3)); }
.inquiry__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s-4) var(--s-5); }
.field { display: grid; gap: var(--s-2); min-width: 0; }
.field--full { grid-column: 1 / -1; }
.field label, .field .label { font-size: var(--fs-small); font-weight: 600; }
.req { color: var(--copper-ink); margin-left: .15em; }
.field input, .field select, .field textarea {
  width: 100%; min-height: 2.75rem; padding: .6rem .8rem;
  border: 1px solid var(--rule-strong); border-radius: var(--radius-2); background: var(--card);
}
.field textarea { min-height: 8rem; resize: vertical; line-height: 1.55; }
.field input[type="file"] { padding: .5rem .8rem; font-size: var(--fs-small); }
.field input[type="file"]::file-selector-button {
  font: inherit; font-weight: 600; margin-right: var(--s-3); padding: .35rem .75rem;
  border: 1px solid var(--rule-strong); border-radius: var(--radius-1); background: var(--paper); color: var(--ink); cursor: pointer;
}
.field select { appearance: none; -webkit-appearance: none; padding-right: 2.5rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='%234A4946' stroke-width='1.5'%3E%3Cpath d='m4 6 4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right .8rem center; }
.field [aria-invalid="true"] { border-color: var(--error); }
.field__hint { font-size: var(--fs-caption); color: var(--ink-2); }
.field__error { font-size: var(--fs-caption); color: var(--error); font-weight: 500; }
.field__error:empty { display: none; }
.field--check { grid-template-columns: auto 1fr; align-items: start; gap: var(--s-3); min-height: 2.75rem; }
.field--check input { width: 1.25rem; height: 1.25rem; min-height: 0; margin: .2rem 0 0; accent-color: var(--carbon); padding: 0; }
.field--check label { font-weight: 500; line-height: 1.5; }
.field--check .field__error { grid-column: 1 / -1; }
.inquiry__actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s-4) var(--s-5); }
.inquiry__hint { font-size: var(--fs-caption); color: var(--ink-2); }
.form__done { padding: var(--s-4) var(--s-5); background: var(--accent-wash); border-radius: var(--radius-1); font-size: var(--fs-small); display: grid; gap: var(--s-2); }
.form__done strong { font-family: var(--font-serif); font-size: var(--fs-body); }

/* ---------- 7. Footer ---------- */
.site-footer { padding: var(--s-9) 0 var(--s-8); }
.site-footer__grid { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: var(--s-7) var(--gutter); align-items: start; }
.site-footer__brand { display: grid; gap: var(--s-4); }
.site-footer__brand img { width: auto; height: 2.25rem; }
.site-footer__slogan { font-family: var(--font-serif); font-weight: 600; font-size: var(--fs-h3); line-height: var(--lh-snug); }
.site-footer__en { font-style: italic; color: var(--ink-2); }
.site-footer__info { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 var(--s-6); }
.site-footer__info > div { display: grid; grid-template-columns: 4.5rem 1fr; gap: var(--s-3); padding: var(--s-3) 0; border-bottom: 1px solid var(--rule); font-size: var(--fs-small); }
.site-footer__info dt { color: var(--ink-2); }
.site-footer__info a { text-decoration: none; font-variant-numeric: tabular-nums; }
.site-footer__info a:hover { text-decoration: underline; }
.site-footer__legal { margin-top: var(--s-8); padding-top: var(--s-5); border-top: 1px solid var(--rule); display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--s-3) var(--s-6); font-size: var(--fs-caption); color: var(--ink-2); }

/* ---------- 8. Bottom action bar (mobile) ---------- */
.bottom-bar { display: none; }

/* ---------- 9. Motion pre-states (JS + motion allowed only) ---------- */
html.js:not(.reduced) [data-reveal],
html.js:not(.reduced) [data-reveal-group] > * { visibility: hidden; }
html.js:not(.reduced) [data-wipe] { clip-path: inset(0 0 100% 0); }
html.js:not(.reduced) .hero__collage .collage__item .frame { clip-path: inset(100% 0 0 0); }
.hero__tline-mask, .hero__title .mask { overflow: hidden; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .marquee__track { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- 10. Responsive ---------- */
@media (max-width: 1100px) {
  .site-nav a { padding: 0 var(--s-2); }
  .highlights { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .five { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .process { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 1023px) {
  .site-header__actions .tel { display: none; }
}

@media (max-width: 960px) {
  .chapter__grid { grid-template-columns: 1fr; gap: var(--s-7); }
  .chapter__sticky { position: static; display: grid; grid-template-columns: auto 1fr; gap: var(--s-2) var(--s-5); align-items: baseline; }
  .chapter__no { grid-row: 1 / 3; }
  .chapter__title { margin-top: 0; }
  .chapter__en { margin-top: 0; }
  .chapter__hair { display: none; }
  .hero__inner { grid-template-columns: 1fr; min-height: 0; }
  .hero__collage { max-width: 36rem; margin-top: var(--s-6); }
  .pillars { grid-template-columns: 1fr; }
  .pillar:nth-child(2), .pillar:nth-child(3) { margin-top: 0; }
  .line { grid-template-columns: 1fr; }
  .line:nth-child(even) .line__fig { order: 0; }
  .contact__grid { grid-template-columns: 1fr; }
  .site-footer__grid { grid-template-columns: 1fr; }
  .coating { border-radius: 0; }
  .figure--bleed { margin-inline: 0; }
  .figure--bleed figcaption { padding-inline: 0; }
}

@media (max-width: 768px) {
  :root { --header-h: 3.5rem; }
  .site-nav { display: none; }
  .site-header__inner { grid-template-columns: auto 1fr auto; }
  .site-header__actions .btn, .site-header__actions .tel { display: none; }
  .menu-toggle { display: block; }
  .brand img { height: 1.75rem; }
  body { padding-bottom: calc(var(--bottombar-h) + env(safe-area-inset-bottom)); }
  .bottom-bar {
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 45;
    display: grid; grid-template-columns: repeat(4, 1fr);
    background: var(--paper); border-top: 1px solid var(--rule-strong);
    padding-bottom: env(safe-area-inset-bottom);
  }
  .bottom-bar a {
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .2rem;
    min-height: var(--bottombar-h); font-size: var(--fs-caption); font-weight: 600; color: var(--carbon); text-decoration: none;
  }
  .bottom-bar a + a { border-left: 1px solid var(--rule); }
  .bottom-bar svg { width: 1.2rem; height: 1.2rem; }
  .bottom-bar a.is-cta { background: var(--carbon); color: var(--paper); }
  .mobile-menu { bottom: calc(var(--bottombar-h) + env(safe-area-inset-bottom)); }
  .app-row { grid-template-columns: 2.25rem minmax(0, 1fr); }
  .app-row__text { grid-column: 2; }
  .app-row__fig { grid-column: 2; }
  .vs, .price__grid, .plates, .plates__pair { grid-template-columns: 1fr; }
  .plates figure.is-small img { max-width: 100%; }
  .highlights { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .five { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .process { grid-template-columns: 1fr 1fr; }
  .inquiry__grid { grid-template-columns: 1fr; }
  .inquiry { padding: var(--s-5); }
  .site-footer__info { grid-template-columns: 1fr; }
  .hero__rule { flex-direction: column; }
  .collage__caption { text-align: left; }
  .index-list .en { display: block; margin-left: 0; }
}

@media (max-width: 480px) {
  .highlights { grid-template-columns: 1fr; }
  .five { grid-template-columns: 1fr; }
  .process { grid-template-columns: 1fr; }
  .spec-list > div, .colophon__list > div { grid-template-columns: 1fr; gap: var(--s-1); }
  .site-footer__info > div { grid-template-columns: 1fr; gap: var(--s-1); }
  .line__count { margin-left: 0; width: 100%; }
}