@font-face {
  font-family: "KAYO Mincho";
  src: url("assets/fonts/noto-serif-jp-headings-700.ttf") format("truetype");
  font-style: normal;
  font-weight: 700;
  font-display: swap;
}

:root {
  color-scheme: light;
  --porcelain: #fcfcfa;
  --celadon: #e8edeb;
  --ink: #172129;
  --glaze: #1b5a87;
  --bg: var(--porcelain);
  --surface: var(--porcelain);
  --surface-muted: var(--celadon);
  --surface-blue: var(--celadon);
  --muted: color-mix(in srgb, var(--ink) 72%, var(--porcelain));
  --quiet: var(--muted);
  --line: color-mix(in srgb, var(--ink) 22%, var(--porcelain));
  --line-strong: color-mix(in srgb, var(--ink) 34%, var(--porcelain));
  --accent: var(--glaze);
  --accent-deep: color-mix(in srgb, var(--glaze) 85%, var(--ink));
  --accent-soft: var(--celadon);
  --focus: var(--glaze);
  --on-glaze: var(--porcelain);
  --header-height: 72px;
  --radius: 4px;
  --control-radius: 3px;
  --content-width: 1240px;
  --page-gutter: clamp(24px, 4vw, 56px);
  --section-space: clamp(96px, 9vw, 132px);
  --section-space-compact: clamp(80px, 7vw, 104px);
  --layout-gap: clamp(48px, 7vw, 96px);
  --shadow: 0 24px 70px color-mix(in srgb, var(--ink) 13%, transparent);
  --display: "KAYO Mincho", "Yu Mincho", "Hiragino Mincho ProN", serif;
  --body: "Yu Gothic", "Hiragino Sans", "Noto Sans JP", sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scrollbar-color: var(--line-strong) var(--bg);
  scrollbar-width: thin;
}

body {
  margin: 0;
  min-width: 0;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::-webkit-scrollbar { width: 10px; }
body::-webkit-scrollbar-track { background: var(--bg); }
body::-webkit-scrollbar-thumb { border: 3px solid var(--bg); background: var(--line-strong); }

::selection { background: var(--accent); color: var(--on-glaze); }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: .24em; }
button, a { -webkit-tap-highlight-color: transparent; }

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

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 10px 16px;
  border-radius: var(--control-radius);
  background: var(--ink);
  color: var(--surface);
  transform: translateY(-160%);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  min-height: var(--header-height);
  padding: 0 clamp(24px, 4vw, 68px);
  border-bottom: 1px solid color-mix(in srgb, var(--line) 82%, transparent);
  background: color-mix(in srgb, var(--surface) 94%, transparent);
  backdrop-filter: blur(16px) saturate(115%);
  transition: box-shadow 240ms ease, background-color 240ms ease;
}

.site-header.is-scrolled { box-shadow: 0 12px 34px color-mix(in srgb, var(--ink) 9%, transparent); }
.wordmark { display: block; width: fit-content; text-decoration: none; }
.wordmark img { width: 154px; height: auto; }

.primary-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(20px, 2.6vw, 42px);
  white-space: nowrap;
}

.primary-nav a {
  position: relative;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
}

.primary-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -9px;
  left: 0;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 220ms cubic-bezier(.16, 1, .3, 1);
}

.primary-nav a:hover::after { transform: scaleX(1); }

.contact-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 8px 16px;
  border: 1px solid var(--accent);
  border-radius: var(--control-radius);
  color: var(--accent-deep);
  transition: background-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.primary-nav .contact-link::after { display: none; }
.contact-link:hover { background: var(--accent); color: var(--on-glaze); }
.contact-link:active { transform: translateY(1px); }
.nav-toggle { display: none; }

.hero {
  display: grid;
  grid-template-columns: minmax(0, .84fr) minmax(0, 1.16fr);
  height: clamp(650px, calc(100dvh - var(--header-height)), 860px);
  min-height: 650px;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.hero-copy {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: clamp(58px, 7vh, 88px) clamp(38px, 5vw, 82px);
}

.hero-copy::after { display: none; }

.hero h1,
.statement h2,
.business-summary h2,
.section-heading h2,
.experience h2,
.services h2,
.management h2,
.categories h2,
.principles h2,
.company h2,
.closing h2 {
  margin: 0;
  font-family: var(--display);
  font-weight: 700;
  line-height: 1.24;
  letter-spacing: -.03em;
}

.hero h1 {
  position: relative;
  z-index: 1;
  max-width: 12.5em;
  font-size: clamp(40px, 2.85vw, 48px);
}

.hero-copy > p {
  position: relative;
  z-index: 1;
  max-width: 35ch;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: clamp(15px, 1.08vw, 17px);
  line-height: 1.9;
}

.hero-actions {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 34px;
}

.button,
.closing-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 12px 20px;
  border-radius: var(--control-radius);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.button-primary { border: 1px solid var(--accent); background: var(--accent); color: var(--on-glaze); }
.button-primary:hover { border-color: var(--accent-deep); background: var(--accent-deep); }
.button-secondary { border: 1px solid var(--line-strong); background: transparent; color: var(--ink); }
.button-secondary:hover { border-color: var(--accent); color: var(--accent); }
.button:active, .closing-link:active { transform: translateY(1px) scale(.99); }

.operations-corridor {
  position: relative;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-template-rows: repeat(12, minmax(0, 1fr));
  gap: 8px;
  height: 100%;
  padding: 22px;
  overflow: hidden;
  background: var(--surface-blue);
  isolation: isolate;
}

.operations-corridor::before { display: none; }

.route-rail { display: none; }

.corridor-panel {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  min-width: 0;
  min-height: 0;
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--surface);
}

.corridor-panel:nth-of-type(1) { grid-area: 2 / 1 / 12 / 7; }
.corridor-panel:nth-of-type(2) { grid-area: 1 / 7 / 8 / 10; }
.corridor-panel:nth-of-type(3) { grid-area: 1 / 10 / 7 / 13; }
.corridor-panel:nth-of-type(4) { grid-area: 8 / 7 / 13 / 10; }
.corridor-panel:nth-of-type(5) { grid-area: 7 / 10 / 13 / 13; }

.corridor-panel img {
  width: 100%;
  height: 100%;
  min-height: 0;
  object-fit: cover;
  filter: saturate(.9) contrast(1.02);
  transition: transform 700ms cubic-bezier(.16, 1, .3, 1), filter 300ms ease;
}

.corridor-water img { object-position: 50% 52%; }
.corridor-tea img { transform: scale(1.22); object-position: 50% 54%; }
.corridor-coffee img { object-position: 52% 48%; }
.corridor-daily img { object-position: 50% 46%; }
.corridor-fulfillment img { object-position: 55% 52%; }
.corridor-panel:hover img { transform: scale(1.035); filter: saturate(1.03) contrast(1.03); }
.corridor-panel.corridor-tea:hover img { transform: scale(1.26); }

.corridor-panel figcaption {
  position: relative;
  z-index: 3;
  padding: 9px 12px 10px;
  border-top: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  font-size: 12px;
  font-weight: 700;
}

.media-fallback {
  position: absolute;
  inset: 0;
  display: none;
  place-items: center;
  background: var(--surface-muted);
  color: var(--quiet);
  font-size: 12px;
}

.has-media .media-fallback { display: none; }
.has-media-error .media-fallback { display: grid; }
.has-media-error img { display: none; }

.section-shell,
.statement-inner {
  width: min(var(--content-width), calc(100% - (var(--page-gutter) * 2)));
  margin-inline: auto;
}

.statement {
  padding: var(--section-space) 0;
  border-bottom: 1px solid var(--line);
  background: var(--surface-blue);
}

.statement-inner { max-width: none; }
.statement h2 { max-width: 720px; font-size: clamp(38px, 4.2vw, 64px); }
.statement p { max-width: 48ch; margin: 34px 0 0; color: var(--muted); font-size: 17px; }

.business-summary {
  display: grid;
  grid-template-columns: minmax(280px, .72fr) minmax(0, 1.28fr);
  gap: var(--layout-gap);
  padding-block: var(--section-space);
}

.business-summary-copy h2 { font-size: clamp(34px, 3.6vw, 52px); }
.business-summary-copy > p { max-width: 38ch; margin: 32px 0 0; color: var(--muted); }

.business-facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin: 0;
  border-top: 1px solid var(--line-strong);
  border-left: 1px solid var(--line);
}

.business-facts > div {
  min-height: 196px;
  padding: 28px 30px 32px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.business-facts dt { color: var(--accent); font-size: 12px; font-weight: 700; letter-spacing: .08em; }
.business-facts dd { margin: 16px 0 0; font-family: var(--display); font-size: 23px; font-weight: 700; line-height: 1.5; }
.business-facts p { margin: 16px 0 0; color: var(--muted); font-size: 14px; line-height: 1.75; }

.process {
  padding-block: var(--section-space-compact);
  border-top: 1px solid var(--line);
}

.section-heading h2 { max-width: 720px; font-size: clamp(34px, 3.8vw, 54px); }

.process-route {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 28px;
  margin: 86px 0 0;
  padding: 0;
  list-style: none;
}

.process-route::before,
.process-route::after {
  content: "";
  position: absolute;
  top: 7px;
  left: 7px;
  height: 1px;
}

.process-route::before { right: 7px; background: var(--line-strong); }
.process-route::after { width: calc(100% - 14px); background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform 1.5s cubic-bezier(.16, 1, .3, 1); }
.process-route.is-visible::after { transform: scaleX(1); }
.process-route li { position: relative; padding-right: 16px; }
.process-node { position: relative; z-index: 2; display: block; width: 15px; height: 15px; margin-bottom: 28px; border: 2px solid var(--line-strong); border-radius: 50%; background: var(--bg); transition: border-color 400ms ease, background-color 400ms ease; }
.process-route.is-visible .process-node { border-color: var(--accent); background: var(--accent); }
.process-route h3 { margin: 0; font-size: 18px; line-height: 1.5; }
.process-route p { margin: 14px 0 0; color: var(--muted); font-size: 14px; line-height: 1.8; }

.experience {
  display: grid;
  grid-template-columns: minmax(280px, .8fr) minmax(0, 1.2fr);
  gap: var(--layout-gap);
  padding-block: var(--section-space-compact);
  border-top: 1px solid var(--line);
}

.experience h2 { font-size: clamp(34px, 3.6vw, 52px); }
.experience-copy > p { max-width: 39ch; margin: 30px 0 0; color: var(--muted); }
.experience-rhythm { border-top: 1px solid var(--line-strong); }
.experience-rhythm article { display: grid; grid-template-columns: 72px 1fr; gap: 24px; padding: 24px 0 26px; border-bottom: 1px solid var(--line); }
.experience-rhythm article > span { color: var(--accent); font-size: 12px; font-weight: 700; letter-spacing: .08em; }
.experience-rhythm h3 { margin: 0; font-size: 17px; }
.experience-rhythm p { margin: 8px 0 0; color: var(--muted); font-size: 14px; }

.services {
  padding-block: var(--section-space);
  border-top: 1px solid var(--line);
}

.services-intro { max-width: 680px; }
.services h2 { font-size: clamp(34px, 3.8vw, 54px); }
.services-intro > p { max-width: 46ch; margin: 30px 0 0; color: var(--muted); }
.service-groups { display: grid; grid-template-columns: 1fr 1fr; gap: var(--layout-gap); margin-top: 68px; }
.service-group { margin: 0; padding: 34px 36px 42px; border-top: 3px solid var(--accent); background: var(--surface); }
.service-group > h3 { margin: 0 0 28px; font-family: var(--display); font-size: 25px; }
.service-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0 28px; }
.service-list article { padding: 20px 0 24px; border-top: 1px solid var(--line); }
.service-list h4 { margin: 0; font-size: 15px; }
.service-list p { margin: 9px 0 0; color: var(--muted); font-size: 13px; line-height: 1.75; }

.management {
  padding-block: var(--section-space-compact);
  border-top: 1px solid var(--line);
  background: var(--surface);
}

.management-heading { max-width: 720px; }
.management h2 { font-size: clamp(34px, 3.8vw, 54px); }
.management-heading > p { max-width: 42ch; margin: 28px 0 0; color: var(--muted); }
.management-layout { display: grid; grid-template-columns: minmax(300px, .72fr) minmax(600px, 1.28fr); gap: var(--layout-gap); margin-top: 68px; }
.management-feature { margin: 0; padding: 38px; background: var(--accent); color: var(--on-glaze); }
.management-feature h3 { margin: 0; font-family: var(--display); font-size: 27px; line-height: 1.5; }
.management-feature p { margin: 20px 0 0; color: var(--on-glaze); }
.management-notes { display: grid; grid-template-columns: 1fr 1fr; gap: 30px 44px; }
.management-notes article { padding-top: 20px; border-top: 1px solid var(--line-strong); }
.management-notes h3 { margin: 0; font-size: 16px; }
.management-notes p { margin: 10px 0 0; color: var(--muted); font-size: 14px; }
.management-note { max-width: 72ch; margin: 48px 0 0 auto; color: var(--quiet); font-size: 13px; }

.categories { padding-block: var(--section-space); border-top: 1px solid var(--line); background: var(--surface); }
.categories-copy { display: block; }
.categories h2 { max-width: 760px; font-size: clamp(36px, 4vw, 58px); }
.categories-copy p { max-width: 46ch; margin: 30px 0 0; color: var(--muted); }

.category-gallery {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-template-rows: repeat(8, 64px);
  gap: 12px;
  width: min(var(--content-width), calc(100% - (var(--page-gutter) * 2)));
  margin: 64px auto 0;
}

.category-gallery figure { display: grid; grid-template-rows: minmax(0, 1fr) auto; min-height: 0; margin: 0; overflow: hidden; border-radius: var(--radius); background: var(--bg); }
.category-gallery figure:nth-child(1) { grid-area: 1 / 1 / 9 / 7; }
.category-gallery figure:nth-child(2) { grid-area: 1 / 7 / 6 / 10; }
.category-gallery figure:nth-child(3) { grid-area: 1 / 10 / 6 / 13; }
.category-gallery figure:nth-child(4) { grid-area: 6 / 7 / 9 / 13; }
.category-gallery img { width: 100%; height: 100%; min-height: 0; object-fit: cover; filter: saturate(.92); transition: transform 700ms cubic-bezier(.16, 1, .3, 1), filter 300ms ease; }
.category-gallery .category-cup img { transform: scale(1.24); object-position: 50% 54%; }
.category-gallery figure:hover img { transform: scale(1.035); filter: saturate(1.03); }
.category-gallery .category-cup:hover img { transform: scale(1.28); }
.category-gallery figcaption { padding: 11px 14px 12px; border-top: 1px solid var(--line); background: var(--surface); color: var(--ink); font-size: 13px; font-weight: 700; }

.works {
  padding-block: var(--section-space);
  border-top: 1px solid var(--line);
  background: var(--celadon);
}

.works-intro {
  display: grid;
  grid-template-columns: minmax(320px, .78fr) minmax(0, 1.22fr);
  gap: var(--layout-gap);
  align-items: start;
}

.works h2 { margin: 0; max-width: 720px; font-family: var(--display); font-size: clamp(34px, 3.8vw, 54px); font-weight: 700; line-height: 1.24; letter-spacing: -.03em; }
.works-intro > div > p { max-width: 44ch; margin: 30px 0 0; color: var(--muted); }
.works-notes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin: 0; }
.works-notes > div { padding-top: 18px; border-top: 1px solid var(--line-strong); }
.works-notes dt { font-size: 14px; font-weight: 700; }
.works-notes dd { margin: 10px 0 0; color: var(--muted); font-size: 13px; line-height: 1.8; }

.works-gallery {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-auto-rows: 84px;
  gap: 12px;
  width: min(var(--content-width), calc(100% - (var(--page-gutter) * 2)));
  margin: 64px auto 0;
}

.works-gallery figure { position: relative; grid-column: span 3; grid-row: span 4; min-width: 0; min-height: 0; margin: 0; overflow: hidden; border-radius: var(--radius); background: var(--surface); }
.works-gallery .work-tall { grid-row: span 6; }
.works-gallery .work-wide { grid-column: span 6; grid-row: span 4; }
.works-gallery img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.92); transition: transform 700ms cubic-bezier(.16, 1, .3, 1), filter 300ms ease; }
.works-gallery figure:hover img { transform: scale(1.025); filter: saturate(1); }
.works-gallery figcaption { position: absolute; right: 0; bottom: 0; left: 0; padding: 12px 14px; background: color-mix(in srgb, var(--surface) 92%, transparent); color: var(--ink); font-size: 12px; font-weight: 700; backdrop-filter: blur(8px); }
.works-note { margin-top: 22px; color: var(--muted); font-size: 12px; }

.principles { padding-block: var(--section-space-compact); border-top: 1px solid var(--line); }
.principles > h2 { max-width: 720px; font-size: clamp(34px, 3.8vw, 54px); }
.principle-field { display: grid; grid-template-columns: minmax(340px, .75fr) minmax(520px, 1.25fr); gap: var(--layout-gap); margin-top: 64px; }
.principle-lead { max-width: 28ch; margin: 0; font-family: var(--display); font-size: clamp(23px, 2.15vw, 31px); font-weight: 700; line-height: 1.65; letter-spacing: -.02em; }
.principle-notes { display: grid; grid-template-columns: 1fr 1fr; gap: 34px 42px; }
.principle-notes p { margin: 0; padding-top: 18px; border-top: 1px solid var(--line-strong); }
.principle-notes p:last-child { grid-column: 1 / -1; }
.principle-notes strong, .principle-notes span { display: block; }
.principle-notes strong { font-size: 15px; }
.principle-notes span { margin-top: 10px; color: var(--muted); font-size: 14px; }

.company {
  display: grid;
  grid-template-columns: minmax(300px, .72fr) minmax(0, 1.28fr);
  gap: var(--layout-gap);
  padding-block: var(--section-space);
  border-top: 1px solid var(--line);
}

.company-mark { display: grid; place-content: center; min-height: 430px; padding: 46px; border-radius: var(--radius); background: var(--surface-blue); text-align: center; }
.company-mark img { width: min(100%, 360px); margin-inline: auto; }
.company-mark span { margin-top: 26px; color: var(--muted); font-size: 12px; font-weight: 700; letter-spacing: .12em; }
.company h2 { font-size: clamp(34px, 3.5vw, 50px); }
.company-content > p { max-width: 48ch; margin: 28px 0 0; color: var(--muted); }
.company dl { display: grid; grid-template-columns: 1fr 1fr; gap: 26px 44px; margin: 48px 0 0; }
.company dl div { margin: 0; }
.company dt { color: var(--quiet); font-size: 12px; font-weight: 700; }
.company dd { margin: 7px 0 0; font-size: 14px; font-weight: 700; line-height: 1.75; }
.company dd a { color: var(--accent); }

.closing {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 60px;
  padding: var(--section-space) max(var(--page-gutter), calc((100% - var(--content-width)) / 2));
  border-top: 1px solid var(--line);
  background: var(--accent-soft);
}

.closing h2 { font-size: clamp(38px, 4.2vw, 62px); }
.closing p { margin: 28px 0 0; color: var(--muted); }
.closing-link { min-width: 238px; border: 1px solid var(--accent); background: var(--surface); color: var(--accent-deep); flex-direction: column; align-items: flex-start; }
.closing-link:hover { background: var(--accent); color: var(--on-glaze); }
.closing-link span { font-size: 11px; }
.closing-link strong { margin-top: 3px; font-size: 17px; letter-spacing: .04em; }

.site-footer {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 30px;
  padding: 34px max(var(--page-gutter), calc((100% - var(--content-width)) / 2));
  border-top: 1px solid var(--line);
  background: var(--surface);
}

.site-footer p { margin: 0; color: var(--muted); font-size: 12px; }
.wordmark-footer img { width: 140px; }

@media (max-width: 1180px) {
  .hero { grid-template-columns: 42% 58%; }
  .hero h1 { font-size: clamp(40px, 3.5vw, 46px); }
  .primary-nav { gap: 18px; }
  .contact-link { display: none; }
  .process-route { grid-template-columns: repeat(6, 1fr); row-gap: 52px; }
  .process-route::before, .process-route::after { display: none; }
  .process-route li { grid-column: span 2; }
  .process-route li:nth-last-child(2) { grid-column: 2 / span 2; }
  .process-route li:last-child { grid-column: 4 / span 2; }
  .management-layout, .company { grid-template-columns: minmax(300px, .82fr) 1.18fr; }
}

@media (max-width: 1100px) and (min-width: 821px) {
  .section-shell, .statement-inner { width: calc(100% - 48px); }
  .hero { grid-template-columns: 46% 54%; }
  .hero-copy { padding-inline: 28px; }
  .hero h1 { font-size: clamp(29px, 3.5vw, 36px); }
  .hero-copy > p { font-size: 14px; }
  .hero-actions { gap: 8px; }
  .button { padding-inline: 16px; }
  .management-layout, .principle-field { grid-template-columns: 1fr; gap: 52px; }
  .company-mark { min-height: 330px; }
}

@media (max-width: 960px) and (min-width: 821px) {
  .business-summary, .experience, .company { grid-template-columns: 1fr; gap: 52px; }
}

@media (max-width: 900px) and (min-width: 821px) {
  .service-groups { grid-template-columns: 1fr; gap: 28px; }
}

@media (max-width: 820px) {
  :root {
    --header-height: 64px;
    --page-gutter: 20px;
    --section-space: 72px;
    --section-space-compact: 56px;
    --layout-gap: 44px;
  }
  body.nav-open { overflow: hidden; }
  .site-header { grid-template-columns: 1fr auto; padding-inline: max(18px, env(safe-area-inset-left)); }
  .wordmark img { width: 146px; }
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; min-width: 66px; min-height: 44px; padding: 8px 12px; border: 1px solid var(--line); border-radius: var(--control-radius); background: var(--surface); color: var(--ink); font: 700 12px/1 var(--body); box-shadow: 0 6px 18px color-mix(in srgb, var(--ink) 8%, transparent); }
  .nav-toggle:active { transform: scale(.98); }
  .primary-nav { position: absolute; top: calc(100% + 1px); right: 0; left: 0; display: none; height: calc(100dvh - var(--header-height)); overflow-y: auto; align-content: start; align-items: stretch; justify-content: stretch; gap: 0; padding: 14px max(20px, env(safe-area-inset-right)) max(22px, env(safe-area-inset-bottom)) max(20px, env(safe-area-inset-left)); border-bottom: 1px solid var(--line); background: var(--surface); box-shadow: var(--shadow); white-space: normal; }
  .primary-nav.is-open { display: grid; }
  .primary-nav a:not(.contact-link) { display: flex; align-items: center; min-height: 52px; padding: 0 4px; border-bottom: 1px solid var(--line); color: var(--ink); font-size: 14px; }
  .primary-nav a::after { display: none; }
  .contact-link { display: flex; width: 100%; min-height: 50px; margin-top: 18px; border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); background: var(--accent-soft); color: var(--accent-deep); font-size: 13px; }

  .hero { display: block; height: auto; min-height: 0; max-height: none; background: var(--surface); }
  .hero-copy { padding: 44px 20px 40px; }
  .hero-copy::after { display: none; }
  .hero h1 { max-width: 12em; font-size: clamp(27px, 6.7vw, 32px); line-height: 1.34; }
  .hero-copy > p { max-width: 34ch; margin-top: 22px; font-size: 15px; }
  .hero-actions { display: grid; width: 100%; margin-top: 28px; }
  .button { width: 100%; }

  .operations-corridor { grid-template-columns: none; grid-template-rows: none; grid-auto-flow: column; grid-auto-columns: min(82vw, 330px); align-items: stretch; gap: 16px; height: auto; overflow-x: auto; overflow-y: hidden; padding: 24px 20px 46px; background: var(--surface-blue); overscroll-behavior-inline: contain; scroll-padding-inline: 20px; scroll-snap-type: inline mandatory; scrollbar-width: none; }
  .operations-corridor::before { display: none; }
  .operations-corridor::-webkit-scrollbar { display: none; }
  .operations-corridor:focus-visible, .category-gallery:focus-visible { outline-offset: -4px; }
  .corridor-panel, .corridor-panel:nth-of-type(n) { grid-area: auto; min-height: 338px; scroll-snap-align: start; scroll-snap-stop: always; }
  .corridor-panel img { min-height: 294px; height: 294px; }
  .corridor-tea img { transform: scale(1.18); }
  .corridor-panel:hover img { transform: scale(1.025); }
  .corridor-panel.corridor-tea:hover img { transform: scale(1.21); }
  .corridor-panel figcaption { padding: 10px 12px 11px; font-size: 13px; }

  .section-shell, .statement-inner { width: min(100% - 40px, 720px); }
  .statement { padding: var(--section-space) 0; }
  .statement h2 { font-size: clamp(27px, 6.2vw, 31px); }
  .statement p { margin-top: 24px; font-size: 15px; }

  .business-summary, .experience, .company { grid-template-columns: 1fr; gap: var(--layout-gap); }
  .business-summary, .company { padding-block: var(--section-space); }
  .experience { padding-block: var(--section-space-compact); }
  .business-summary-copy h2, .experience h2, .services h2, .management h2, .principles > h2, .company h2, .section-heading h2 { font-size: clamp(27px, 6.2vw, 31px); }
  .business-facts { grid-template-columns: 1fr 1fr; }
  .business-facts > div { min-height: 188px; padding: 24px; }
  .business-facts dd { font-size: 20px; }

  .process { padding-block: var(--section-space-compact); }
  .process-route { grid-template-columns: 1fr; gap: 0; margin-top: 52px; }
  .process-route li { display: grid; grid-template-columns: 22px 1fr; column-gap: 18px; padding: 0 0 28px; }
  .process-route li, .process-route li:nth-last-child(2), .process-route li:last-child { grid-column: auto; }
  .process-node { grid-row: 1 / span 2; margin: 5px 0 0; }
  .process-route li::after { content: ""; position: absolute; top: 20px; bottom: -4px; left: 7px; width: 1px; background: var(--line); }
  .process-route li:last-child::after { display: none; }
  .process-route h3 { grid-column: 2; }
  .process-route p { grid-column: 2; margin-top: 8px; }

  .experience-rhythm article { grid-template-columns: 60px 1fr; gap: 18px; }
  .services { padding-block: var(--section-space); }
  .service-groups { grid-template-columns: 1fr; gap: 24px; margin-top: 44px; }
  .service-group { padding: 28px 22px 30px; }
  .service-list { gap: 0 20px; }

  .management { padding-block: var(--section-space-compact); }
  .management-layout { grid-template-columns: 1fr; gap: 36px; margin-top: 44px; }
  .management-feature { padding: 30px 26px; }
  .management-notes { gap: 26px 30px; }
  .management-note { margin-top: 38px; }

  .categories { padding-block: var(--section-space); }
  .categories h2 { font-size: clamp(27px, 6.2vw, 31px); }
  .category-gallery { grid-template-columns: 1fr 1fr; grid-template-rows: none; gap: 10px; width: 100%; margin-top: 46px; padding-inline: 20px; }
  .category-gallery figure, .category-gallery figure:nth-child(n) { grid-area: auto; min-height: 320px; }
  .category-gallery img { min-height: 275px; height: 275px; }
  .category-gallery .category-cup img,
  .category-gallery .category-cup:hover img { transform: none; }

  .works { padding-block: var(--section-space); }
  .works-intro { grid-template-columns: 1fr; gap: 42px; }
  .works h2 { font-size: clamp(27px, 6.2vw, 31px); }
  .works-intro > div > p { margin-top: 24px; }
  .works-notes { gap: 18px; }
  .works-gallery { grid-auto-rows: 70px; gap: 10px; width: calc(100% - 40px); margin-top: 44px; }
  .works-gallery figure { grid-column: span 4; }
  .works-gallery .work-wide { grid-column: span 8; }

  .principles { padding-block: var(--section-space-compact); }
  .principle-field { grid-template-columns: 1fr; gap: 44px; margin-top: 44px; }
  .principle-lead { font-size: clamp(21px, 5.4vw, 27px); }
  .company-mark { min-height: 270px; padding: 32px; }
  .company dl { gap: 24px 30px; margin-top: 40px; }

  .closing { grid-template-columns: 1fr; gap: 34px; padding: var(--section-space) 20px; }
  .closing h2 { font-size: clamp(28px, 6.6vw, 33px); }
  .closing-link { width: 100%; }
  .site-footer { grid-template-columns: 1fr; gap: 10px; padding: 30px 20px max(30px, env(safe-area-inset-bottom)); }
}

@media (max-width: 620px) {
  .business-facts { grid-template-columns: 1fr; border-left: 0; }
  .business-facts > div { min-height: 0; border-left: 1px solid var(--line); }
  .service-list, .management-notes, .principle-notes, .company dl { grid-template-columns: 1fr; }
  .service-group:nth-child(2) .service-list article:last-child,
  .principle-notes p:last-child { grid-column: auto; }
  .company dl { gap: 22px; }
  .works-notes { grid-template-columns: 1fr; }
  .works-gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); grid-auto-rows: auto; gap: 8px; }
  .works-gallery figure,
  .works-gallery .work-tall,
  .works-gallery .work-wide { grid-column: auto; grid-row: auto; aspect-ratio: 3 / 4; }
  .works-gallery figure:nth-child(3n + 2) { aspect-ratio: 4 / 5; }
  .works-gallery figcaption { padding: 9px 10px; font-size: 11px; }
}

@media (max-width: 520px) {
  .category-gallery { grid-template-columns: none; grid-auto-flow: column; grid-auto-columns: min(82vw, 330px); gap: 20px; overflow-x: auto; overflow-y: hidden; padding: 0 20px 24px; overscroll-behavior-inline: contain; scroll-padding-inline: 20px; scroll-snap-type: inline mandatory; scrollbar-width: none; }
  .category-gallery::-webkit-scrollbar { display: none; }
  .category-gallery figure, .category-gallery figure:nth-child(n) { min-height: 334px; scroll-snap-align: start; scroll-snap-stop: always; }
  .category-gallery img { min-height: 290px; height: 290px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
  .process-route::after { transform: scaleX(1); }
}