@charset "UTF-8";
/* ============================================================
   DataCast — design system
   墨(ink) / 生成り(paper) / 金(gold) / 藍緑(teal)
   No build step. Zen Maru Gothic は Google Fonts から読み込みます（各 HTML の <link>）。
   自前配信にする場合は woff2 を assets/fonts/ に置き @font-face を追加してください。
   なお benchmark-tool.html だけは外部参照ゼロ（読み込んだデータを外に出さない約束のため）。
   ============================================================ */

/* ---------- 1. Tokens ---------- */
:root {
  color-scheme: light dark;

  /* Type */
  /* Japanese font stacks.
     Every stack ends with real CJK-complete families *before* the generic
     keyword. Without that, a platform lacking the named families falls back
     per character, which breaks glyph advances in `writing-mode: vertical-rl`
     (characters render on top of each other). */
  --font-sans: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans",
    "BIZ UDPGothic", Meiryo, "Yu Gothic", YuGothic, "Noto Sans JP", "Noto Sans CJK JP",
    "Source Han Sans JP", "IPAPGothic", "IPAGothic", sans-serif;
  --font-serif: "Hiragino Mincho ProN", "Hiragino Mincho Pro", "Yu Mincho", YuMincho,
    "BIZ UDPMincho", "Noto Serif JP", "Noto Serif CJK JP", "Source Han Serif JP",
    "IPAexMincho", "IPAMincho", "MS Mincho", "ＭＳ 明朝",
    /* last resort: a CJK-complete gothic beats per-character fallback */
    "Noto Sans CJK JP", "IPAPGothic", "IPAGothic", serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Courier New", monospace;

  --step--1: clamp(.8125rem, .78rem + .16vw, .875rem);
  --step-0:  clamp(.9375rem, .9rem + .2vw, 1.0625rem);
  --step-1:  clamp(1.0625rem, 1rem + .3vw, 1.25rem);
  --step-2:  clamp(1.25rem, 1.13rem + .6vw, 1.625rem);
  --step-3:  clamp(1.5rem, 1.3rem + 1vw, 2.25rem);
  --step-4:  clamp(1.875rem, 1.5rem + 1.9vw, 3.25rem);
  --step-5:  clamp(2.25rem, 1.6rem + 3.2vw, 4.5rem);

  /* Space */
  --sp-1: .25rem;  --sp-2: .5rem;   --sp-3: .75rem;  --sp-4: 1rem;
  --sp-5: 1.5rem;  --sp-6: 2rem;    --sp-7: 3rem;    --sp-8: 4rem;
  --sp-9: 6rem;    --sp-10: 8rem;

  --wrap: 1140px;
  --wrap-narrow: 760px;
  --radius: 26px;
  --radius-sm: 16px;
  --radius-lg: 40px;

  /* Fixed (theme-independent) */
  --dark: #131208;
  --dark-2: #23210F;
  --cream: #FCE9A6;
  --cream-dim: #B9A65E;

  --ease: cubic-bezier(.22, .68, 0, 1);
  --dur: .5s;
}

/* Light (default) */
:root, :root[data-theme="light"] {
  --bg: #FBF8F0;
  --bg-2: #F4EFE2;
  --bg-3: #EBE3D0;
  --card: #FFFDF8;
  --ink: #17160F;
  --ink-2: #4A4739;
  --ink-3: #6F6A57;
  --line: #E9E1D0;
  --line-strong: #D2C7AE;

  --accent: #1E1C13;        /* coffee — decorative / large */
  --accent-ink: #17160F;    /* coffee — body-size text (AA) */
  --accent-soft: #F2ECDC;
  --accent-glow: rgba(23, 22, 15, .12);

  --teal: #8A6A0B;
  --teal-ink: #6F5406;
  --teal-soft: #FBEFC7;

  --shadow-sm: 0 1px 2px rgba(46, 53, 39, .05), 0 2px 8px rgba(46, 53, 39, .04);
  --shadow: 0 2px 4px rgba(46, 53, 39, .05), 0 12px 32px -12px rgba(46, 53, 39, .16);
  --shadow-lg: 0 4px 8px rgba(46, 53, 39, .06), 0 28px 60px -20px rgba(46, 53, 39, .24);
  --sel: rgba(23, 22, 15, .18);
}

/* Dark */
:root[data-theme="dark"] {
  --bg: #0F0F0A;
  --bg-2: #171710;
  --bg-3: #232218;
  --card: #181811;
  --ink: #F2F1EA;
  --ink-2: #B5B2A4;
  --ink-3: #85826F;
  --line: #2C2B20;
  --line-strong: #413F30;

  --accent: #F0EDE2;
  --accent-ink: #FFFFFF;
  --accent-soft: #262518;
  --accent-glow: rgba(240, 237, 226, .10);

  --teal: #E5C55E;
  --teal-ink: #F0D57F;
  --teal-soft: #332C12;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);
  --shadow: 0 2px 4px rgba(0, 0, 0, .35), 0 14px 34px -14px rgba(0, 0, 0, .7);
  --shadow-lg: 0 4px 10px rgba(0, 0, 0, .4), 0 30px 64px -22px rgba(0, 0, 0, .8);
  --sel: rgba(240, 237, 226, .22);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0F0F0A;
    --bg-2: #171710;
    --bg-3: #232218;
    --card: #181811;
    --ink: #F2F1EA;
    --ink-2: #B5B2A4;
    --ink-3: #85826F;
    --line: #2C2B20;
    --line-strong: #413F30;
    --accent: #F0EDE2;
    --accent-ink: #FFFFFF;
    --accent-soft: #262518;
    --accent-glow: rgba(240, 237, 226, .10);
    --teal: #E5C55E;
    --teal-ink: #F0D57F;
    --teal-soft: #332C12;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);
    --shadow: 0 2px 4px rgba(0, 0, 0, .35), 0 14px 34px -14px rgba(0, 0, 0, .7);
    --shadow-lg: 0 4px 10px rgba(0, 0, 0, .4), 0 30px 64px -22px rgba(0, 0, 0, .8);
    --sel: rgba(240, 237, 226, .22);
  }
}

/* ---------- 2. Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  font-family: var(--font-sans);
  font-size: var(--step-0);
  line-height: 1.85;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "palt" 0;
  letter-spacing: .02em;
  overflow-wrap: anywhere;
  word-break: normal;
  line-break: strict;
  min-height: 100vh;
}

::selection { background: var(--sel); }

img, svg, video { display: block; max-width: 100%; height: auto; }
svg { flex: none; }

a { color: inherit; text-decoration-color: color-mix(in srgb, currentColor 35%, transparent); text-underline-offset: .22em; }
a:hover { text-decoration-color: currentColor; }

button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: 0; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 3px;
}
:where(.dark-field) :focus-visible { outline-color: var(--cream); }

hr { border: 0; border-top: 1px solid var(--line); }

/* ---------- 3. Typography ---------- */
h1, h2, h3, h4 { line-height: 1.4; font-weight: 700; letter-spacing: .01em; text-wrap: balance; }
.mincho { font-family: var(--font-serif); font-weight: 600; letter-spacing: .04em; }

.eyebrow {
  display: inline-flex; align-items: center; gap: .55em;
  font-size: var(--step--1); font-weight: 700; letter-spacing: .16em;
  color: var(--accent-ink); text-transform: uppercase;
}
.eyebrow::before {
  content: ""; width: 1.75em; height: 1px; background: currentColor; opacity: .6;
}
.eyebrow--ja { text-transform: none; letter-spacing: .12em; }

.section-title {
  font-family: var(--font-serif);
  font-size: var(--step-3);
  font-weight: 600;
  letter-spacing: .04em;
  line-height: 1.5;
  margin-block: var(--sp-3) var(--sp-4);
}
.section-lead { color: var(--ink-2); max-width: 62ch; font-size: var(--step-1); line-height: 1.9; }

.prose > * + * { margin-top: var(--sp-4); }
.prose h3 {
  font-family: var(--font-serif); font-size: var(--step-2); font-weight: 600;
  letter-spacing: .03em; margin-top: var(--sp-7); padding-top: var(--sp-1);
}
.prose h4 { font-size: var(--step-1); margin-top: var(--sp-6); }
.prose p { color: var(--ink-2); }
.prose strong { color: var(--ink); font-weight: 700; }
.prose a { color: var(--accent-ink); font-weight: 600; }
.prose ul, .prose ol { padding-left: 1.35em; color: var(--ink-2); }
.prose li + li { margin-top: .45em; }
.prose li::marker { color: var(--accent); }

.lead-quote {
  font-family: var(--font-serif);
  font-size: var(--step-2);
  line-height: 2;
  letter-spacing: .05em;
  color: var(--ink);
  border-left: 3px solid var(--accent);
  padding: var(--sp-2) 0 var(--sp-2) var(--sp-5);
}

.muted { color: var(--ink-3); }
.small { font-size: var(--step--1); line-height: 1.8; }
.center { text-align: center; }
.nowrap { white-space: nowrap; }

/* ---------- 4. Layout ---------- */
.wrap { width: min(100% - 2.5rem, var(--wrap)); margin-inline: auto; }
@media (max-width: 560px) { .wrap { width: min(100% - 2rem, var(--wrap)); } }
.wrap-narrow { width: min(100% - 2.5rem, var(--wrap-narrow)); margin-inline: auto; }

.section { padding-block: clamp(3.5rem, 2rem + 6vw, 7rem); }
.section--tight { padding-block: clamp(2.5rem, 1.5rem + 4vw, 4.5rem); }
.section--alt { background: var(--bg-2); }
.section--line { border-top: 1px solid var(--line); }

.grid { display: grid; gap: var(--sp-5); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 210px), 1fr)); }

.stack > * + * { margin-top: var(--sp-4); }
.stack-lg > * + * { margin-top: var(--sp-6); }
.cluster { display: flex; flex-wrap: wrap; gap: var(--sp-3); align-items: center; }

.split {
  display: grid; gap: clamp(2rem, 1rem + 4vw, 4.5rem);
  grid-template-columns: 1fr;
  align-items: start;
}
@media (min-width: 900px) {
  .split { grid-template-columns: minmax(0, 25rem) minmax(0, 1fr); }
  .split--even { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .split__aside--sticky { position: sticky; top: 96px; }
}
/* Headings in the narrow aside column need a lower ceiling, otherwise a
   Japanese line orphans its last one or two characters. */
.split__aside .section-title { font-size: clamp(1.5rem, 1.25rem + .9vw, 2rem); }

.section-head { max-width: 66ch; margin-bottom: clamp(2rem, 1rem + 3vw, 3.5rem); }

/* ---------- 5. Skip link ---------- */
.skip-link {
  position: absolute; left: 50%; top: 0; transform: translate(-50%, -120%);
  z-index: 200; background: var(--ink); color: var(--bg);
  padding: .7em 1.4em; border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  font-weight: 700; text-decoration: none; transition: transform .18s var(--ease);
}
.skip-link:focus-visible { transform: translate(-50%, 0); }

/* ---------- 6. Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(1.5) blur(14px);
  -webkit-backdrop-filter: saturate(1.5) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease), background .3s var(--ease);
}
.site-header.is-stuck { border-bottom-color: var(--line); }
@supports not (backdrop-filter: blur(1px)) { .site-header { background: var(--bg); } }

.header-inner {
  display: flex; align-items: center; gap: var(--sp-4);
  min-height: 72px;
}

.brand {
  display: inline-flex; align-items: center; gap: .6rem;
  text-decoration: none; color: var(--ink); flex: none;
  padding-block: .35rem;
}
.brand-mark { width: 30px; height: 30px; color: var(--accent); }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-name {
  font-size: 1.2rem; font-weight: 700; letter-spacing: .045em;
  font-family: var(--font-sans);
}
.brand-sub {
  font-size: .5625rem; letter-spacing: .18em; color: var(--ink-3);
  font-weight: 600; white-space: nowrap;
}

.nav { margin-left: auto; }
.nav ul { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; gap: clamp(.25rem, .1rem + .8vw, 1rem); }
.nav a {
  display: block; padding: .55rem .5rem; text-decoration: none;
  font-size: .875rem; font-weight: 600; color: var(--ink-2);
  border-radius: var(--radius-sm); position: relative;
  transition: color .2s var(--ease);
  white-space: nowrap;
}
.nav a::after {
  content: ""; position: absolute; left: .5rem; right: .5rem; bottom: .25rem; height: 1.5px;
  background: var(--accent); transform: scaleX(0); transform-origin: left;
  transition: transform .28s var(--ease);
}
.nav a:hover { color: var(--ink); }
.nav a:hover::after { transform: scaleX(1); }
.nav a[aria-current="page"] { color: var(--ink); }
.nav a[aria-current="page"]::after { transform: scaleX(1); }

.header-actions { display: flex; align-items: center; gap: var(--sp-2); flex: none; }

.icon-btn {
  display: inline-grid; place-items: center;
  width: 38px; height: 38px; border-radius: 50%;
  color: var(--ink-2); border: 1px solid transparent;
  transition: background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}
.icon-btn:hover { background: var(--bg-3); color: var(--ink); }
.icon-btn svg { width: 19px; height: 19px; }

.theme-toggle .icon-sun { display: none; }
:root[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
:root[data-theme="dark"] .theme-toggle .icon-moon { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .icon-sun { display: block; }
  :root:not([data-theme="light"]) .theme-toggle .icon-moon { display: none; }
}

.nav-toggle { display: none; }
.nav-toggle .bar {
  display: block; width: 19px; height: 1.6px; background: currentColor; border-radius: 2px;
  transition: transform .3s var(--ease), opacity .2s var(--ease);
}
.nav-toggle .bar + .bar { margin-top: 5px; }
.nav-toggle[aria-expanded="true"] .bar:nth-child(1) { transform: translateY(6.6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .bar:nth-child(3) { transform: translateY(-6.6px) rotate(-45deg); }

@media (max-width: 1000px) {
  .nav {
    position: fixed; inset: 72px 0 auto 0;
    background: var(--bg); border-bottom: 1px solid var(--line);
    padding: var(--sp-3) 0 var(--sp-5);
    box-shadow: var(--shadow-lg);
    display: grid; grid-template-rows: 0fr;
    opacity: 0; visibility: hidden; pointer-events: none;
    transition: grid-template-rows .34s var(--ease), opacity .24s var(--ease), visibility .34s;
  }
  .nav.is-open { grid-template-rows: 1fr; opacity: 1; visibility: visible; pointer-events: auto; }
  .nav > ul {
    overflow: hidden; flex-direction: column; align-items: stretch; gap: 0;
    width: min(100% - 2.5rem, var(--wrap)); margin-inline: auto;
  }
  .nav a {
    padding: .95rem .25rem; font-size: 1rem; border-bottom: 1px solid var(--line);
  }
  .nav a::after { display: none; }
  .nav a[aria-current="page"] { color: var(--accent-ink); }
  .nav-toggle { display: inline-grid; }
  .header-cta { display: none; }
}

/* ---------- 7. Buttons ---------- */
.btn {
  --btn-bg: var(--ink); --btn-fg: var(--bg); --btn-bd: var(--ink);
  display: inline-flex; align-items: center; justify-content: center; gap: .55em;
  padding: .82em 1.5em;
  font-size: var(--step-0); font-weight: 700; letter-spacing: .03em;
  line-height: 1.3; text-align: center; text-decoration: none;
  background: var(--btn-bg); color: var(--btn-fg);
  border: 1.5px solid var(--btn-bd); border-radius: 999px;
  transition: transform .22s var(--ease), box-shadow .22s var(--ease), background .22s var(--ease), color .22s var(--ease), border-color .22s var(--ease);
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.btn:active { transform: translateY(0); }
.btn svg { width: 1.05em; height: 1.05em; }

.btn--primary { --btn-bg: var(--accent-ink); --btn-bd: var(--accent-ink); --btn-fg: #FFFCF4; }
:root[data-theme="dark"] .btn--primary { --btn-fg: #17120A; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .btn--primary { --btn-fg: #17120A; } }

.btn--ghost { --btn-bg: transparent; --btn-fg: var(--ink); --btn-bd: var(--line-strong); }
.btn--ghost:hover { --btn-bd: var(--ink); }

.btn--cream { --btn-bg: var(--cream); --btn-fg: #1B1713; --btn-bd: var(--cream); }
.btn--outline-cream { --btn-bg: transparent; --btn-fg: var(--cream); --btn-bd: rgba(240, 223, 182, .45); }
.btn--outline-cream:hover { --btn-bd: var(--cream); }

.btn--sm { padding: .6em 1.15em; font-size: .8125rem; }
.btn--block { width: 100%; }

.link-arrow {
  display: inline-flex; align-items: center; gap: .45em;
  font-weight: 700; color: var(--accent-ink); text-decoration: none;
  font-size: var(--step-0);
}
.link-arrow svg { width: .95em; height: .95em; transition: transform .25s var(--ease); }
.link-arrow:hover svg { transform: translateX(4px); }
.link-arrow::after {
  content: ""; position: absolute; inset: 0;
}
.link-arrow--inline::after { display: none; position: static; }

/* ---------- 8. Cards ---------- */
.card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(1.4rem, 1rem + 1.2vw, 2rem);
  display: flex; flex-direction: column; gap: var(--sp-3);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.card--link:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--line-strong); }
.card--link:focus-within { border-color: var(--accent); }
.card h3 { font-size: var(--step-1); letter-spacing: .02em; }
.card p { color: var(--ink-2); font-size: var(--step-0); }
.card .card-foot { margin-top: auto; padding-top: var(--sp-2); }

.card-num, .card p.card-num {
  font-family: var(--font-mono); font-size: .8125rem; font-weight: 700;
  letter-spacing: .1em; color: var(--accent-ink);
}

.card-icon {
  width: 44px; height: 44px; border-radius: 12px;
  display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent-ink);
}
.card-icon svg { width: 22px; height: 22px; }
.card-icon--teal { background: var(--teal-soft); color: var(--teal-ink); }

.tag {
  display: inline-flex; align-items: center; gap: .35em;
  font-size: .6875rem; font-weight: 700; letter-spacing: .1em;
  padding: .3em .8em; border-radius: 999px;
  background: var(--bg-3); color: var(--ink-2);
  border: 1px solid var(--line);
  white-space: nowrap;
}
.tag--teal { background: var(--teal-soft); color: var(--teal-ink); border-color: transparent; }
.tag--gold { background: var(--accent-soft); color: var(--accent-ink); border-color: transparent; }
.tag--dev { background: transparent; color: var(--ink-2); border-style: dashed; }

/* ---------- 9. Hero ---------- */
.hero {
  position: relative; isolation: isolate;
  background: var(--dark);
  color: var(--cream);
  overflow: hidden;
  min-height: min(88svh, 820px);
  display: grid;
  align-items: center;
}
.hero__bg { position: absolute; inset: 0; z-index: -3; }
.hero__bg::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(120% 90% at 78% 18%, rgba(214, 173, 96, .20), transparent 62%),
    radial-gradient(90% 80% at 10% 92%, rgba(94, 112, 72, .34), transparent 60%),
    linear-gradient(168deg, #23210F 0%, #131208 46%, #0B0A04 100%);
}
/* optional photo: set --hero-image: url(../img/hero.jpg) on .hero to layer it in */
.hero__photo {
  position: absolute; inset: 0; z-index: -2;
  background-image: var(--hero-image, none);
  background-size: cover; background-position: 30% center;
  opacity: .52; filter: sepia(.28) contrast(1.03);
  mask-image: linear-gradient(100deg, #000 0%, #000 42%, transparent 78%);
  -webkit-mask-image: linear-gradient(100deg, #000 0%, #000 42%, transparent 78%);
}
.hero__grain {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  opacity: .045; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E");
}
.hero__motif {
  position: absolute; left: -4%; bottom: -6%; z-index: -2;
  width: min(62vw, 720px); height: auto; color: var(--cream);
  opacity: .17; pointer-events: none;
}
@media (max-width: 860px) { .hero__motif { left: -18%; bottom: -4%; width: 110vw; opacity: .12; } }

.hero__inner {
  display: grid; gap: clamp(2rem, 1rem + 4vw, 4rem);
  padding-block: clamp(3rem, 2rem + 6vw, 6rem);
  align-items: center;
  grid-template-columns: 1fr;
  justify-items: stretch;
}
/* Mobile: headline leads, copy follows. */
.hero__copy { order: 2; }
.hero__title-wrap { order: 1; justify-self: start; }
@media (min-width: 1000px) {
  .hero__inner { grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); }
  .hero__copy { order: 2; }
  .hero__title-wrap { order: 1; justify-self: start; }
}

.hero-title {
  font-family: var(--font-serif);
  font-weight: 600;
  color: var(--cream);
  writing-mode: horizontal-tb;
  font-size: clamp(2rem, 1.2rem + 4.2vw, 4rem);
  letter-spacing: .06em;
  line-height: 1.55;
  margin: 0;
  text-shadow: 0 2px 30px rgba(0, 0, 0, .5);
  text-wrap: balance;
  /* `palt` is a horizontal-only proportional-width feature; leaving it on
     collapses the glyph advance in vertical writing mode in some
     font + browser combinations. Always reset it for vertical text. */
  font-feature-settings: normal;
  -webkit-font-feature-settings: normal;
  font-kerning: none;
  font-variant: normal;
}
.hero-title .em { color: #F8E9C2; }


.hero__copy { max-width: 34rem; display: grid; gap: var(--sp-5); }
.hero__eyebrow {
  display: inline-flex; align-items: center; gap: .6em;
  font-size: .75rem; font-weight: 700; letter-spacing: .18em;
  color: var(--cream-dim);
}
.hero__eyebrow::before { content: ""; width: 2em; height: 1px; background: currentColor; }
.hero__lead {
  font-size: var(--step-1); line-height: 2.05; color: rgba(240, 223, 182, .88);
  letter-spacing: .03em;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--sp-3); }

.hero__scroll {
  position: absolute; left: 50%; bottom: 1.5rem; transform: translateX(-50%);
  color: var(--cream-dim); display: grid; justify-items: center; gap: .4rem;
  font-size: .625rem; letter-spacing: .2em; font-weight: 700;
  text-decoration: none;
}
.hero__scroll svg { width: 16px; height: 16px; animation: nudge 2.4s var(--ease) infinite; }
@keyframes nudge { 0%, 100% { transform: translateY(0); opacity: .7; } 50% { transform: translateY(5px); opacity: 1; } }
@media (max-width: 899px) { .hero__scroll { display: none; } }

/* Hero motif draw-in */
.motif-curve { stroke-dasharray: 1400; stroke-dashoffset: 1400; animation: draw 2.6s var(--ease) .3s forwards; }
.motif-dot { opacity: 0; animation: pop .7s var(--ease) forwards; }
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes pop { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* ---------- 10. Dark field (bands / footer) ---------- */
.dark-field {
  position: relative; isolation: isolate;
  background: var(--dark); color: var(--cream);
  overflow: hidden;
}
.dark-field::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(80% 120% at 88% 0%, rgba(214, 173, 96, .16), transparent 60%),
    radial-gradient(70% 100% at 6% 100%, rgba(15, 97, 87, .18), transparent 60%);
}
.dark-field h2, .dark-field h3 { color: var(--cream); }
.dark-field p { color: rgba(240, 223, 182, .8); }
.dark-field .eyebrow { color: var(--cream-dim); }
.dark-field a:not(.btn) { color: var(--cream); }
.dark-field .btn { color: var(--btn-fg); }

/* ---------- 11. Page header ---------- */
.page-head {
  padding-block: clamp(2.75rem, 1.5rem + 5vw, 5.5rem) clamp(2rem, 1rem + 3vw, 3.5rem);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(70% 140% at 88% -10%, var(--accent-glow), transparent 62%),
    var(--bg);
}
.page-head h1 {
  font-family: var(--font-serif);
  font-size: var(--step-4); font-weight: 600; letter-spacing: .05em; line-height: 1.45;
  margin-block: var(--sp-3) var(--sp-4);
}
.page-head .page-lead { color: var(--ink-2); max-width: 60ch; font-size: var(--step-1); line-height: 1.95; }

.breadcrumb { font-size: .75rem; color: var(--ink-3); }
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: .4em; padding: 0; margin: 0; }
.breadcrumb li + li::before { content: "／"; margin-right: .4em; opacity: .55; }
.breadcrumb a { text-decoration: none; }
.breadcrumb a:hover { color: var(--accent-ink); }

/* ---------- 12. Components ---------- */

/* Stat row */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 150px), 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.stat { background: var(--card); padding: var(--sp-5) var(--sp-4); text-align: center; }
.stat__num { font-family: var(--font-serif); font-size: var(--step-3); font-weight: 600; color: var(--accent-ink); letter-spacing: .02em; line-height: 1.2; display: block; }
.stat__num small { font-size: .5em; margin-left: .15em; letter-spacing: .05em; }
.stat__label { font-size: var(--step--1); color: var(--ink-2); margin-top: .4em; display: block; }

/* Question list (課題提起) */
.q-list { list-style: none; padding: 0; display: grid; gap: 1px; background: var(--line); border-block: 1px solid var(--line); }
.q-list li {
  background: var(--bg); padding: var(--sp-5) 0;
  display: grid; grid-template-columns: auto 1fr; gap: var(--sp-4); align-items: start;
}
.q-list .q-mark {
  font-family: var(--font-serif); font-size: 1.5rem; line-height: 1; color: var(--accent);
  width: 1.6em; text-align: center;
}
.q-list .q-body strong { display: block; font-size: var(--step-1); margin-bottom: .35em; }
.q-list .q-body p { color: var(--ink-2); font-size: var(--step-0); }

/* Pillars */
.pillar { position: relative; }
.pillar__label {
  font-family: var(--font-mono); font-size: .6875rem; letter-spacing: .14em;
  color: var(--accent); font-weight: 700;
}
.pillar h3 { font-family: var(--font-serif); font-size: var(--step-2); font-weight: 600; letter-spacing: .03em; }

/* Steps */
.steps { list-style: none; padding: 0; display: grid; gap: var(--sp-5); counter-reset: step; }
@media (min-width: 760px) { .steps { grid-template-columns: repeat(4, 1fr); } }
.steps li { counter-increment: step; position: relative; padding-top: var(--sp-5); }
.steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute; top: 0; left: 0;
  font-family: var(--font-mono); font-size: .75rem; font-weight: 700;
  letter-spacing: .1em; color: var(--accent);
}
.steps li::after {
  content: ""; position: absolute; top: .55rem; left: 2.4rem; right: 0; height: 1px;
  background: var(--line);
}
@media (max-width: 759px) { .steps li::after { display: none; } }
.steps h3 { font-size: var(--step-1); margin-bottom: .4em; }
.steps p { color: var(--ink-2); font-size: var(--step--1); }

/* Service block */
.svc { border-top: 2px solid var(--ink); padding-top: var(--sp-5); }
.svc + .svc { margin-top: clamp(3rem, 2rem + 3vw, 5rem); }
.svc__head { display: flex; flex-wrap: wrap; gap: var(--sp-3); align-items: baseline; justify-content: space-between; }
.svc__head h2 { font-family: var(--font-serif); font-size: var(--step-3); font-weight: 600; letter-spacing: .04em; }
.svc__who { font-size: var(--step--1); color: var(--ink-3); font-weight: 700; letter-spacing: .1em; }

.offer-list { list-style: none; padding: 0; display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.offer {
  background: var(--card); padding: clamp(1.2rem, .9rem + 1vw, 1.75rem);
  display: grid; gap: var(--sp-3);
}
.offer__top { display: flex; flex-wrap: wrap; align-items: center; gap: var(--sp-3); justify-content: space-between; }
.offer h3 { font-size: var(--step-1); letter-spacing: .02em; }
.offer p { color: var(--ink-2); font-size: var(--step-0); }
.offer ul { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: .45rem; }
.offer ul li {
  font-size: .75rem; color: var(--ink-2); background: var(--bg-2);
  border: 1px solid var(--line); border-radius: 6px; padding: .25em .7em;
}
.offer__price { font-family: var(--font-mono); font-size: .8125rem; font-weight: 700; color: var(--accent-ink); white-space: nowrap; }

/* Ladder */
.ladder { display: grid; gap: var(--sp-3); }
.ladder__row {
  display: grid; grid-template-columns: 1fr; gap: var(--sp-2);
  padding: var(--sp-4) var(--sp-5);
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--card);
  border-left: 4px solid var(--tier, var(--line-strong));
}
@media (min-width: 720px) { .ladder__row { grid-template-columns: 9rem 1fr; gap: var(--sp-5); align-items: baseline; } }
.ladder__tier { font-weight: 700; font-size: var(--step-0); color: var(--tier, var(--ink)); letter-spacing: .04em; }
.ladder__tier small { display: block; font-size: .6875rem; letter-spacing: .12em; color: var(--ink-3); font-weight: 700; margin-top: .2em; }
.ladder__items { font-size: var(--step--1); color: var(--ink-2); line-height: 1.9; }

/* Work / case */
.work {
  display: grid; gap: var(--sp-4);
  padding: clamp(1.5rem, 1rem + 2vw, 2.5rem);
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--card);
}
@media (min-width: 780px) { .work { grid-template-columns: minmax(0, 15rem) minmax(0, 1fr); gap: var(--sp-6); } }
.work__org { font-size: var(--step--1); color: var(--ink-3); font-weight: 700; letter-spacing: .06em; }
.work__title { font-family: var(--font-serif); font-size: var(--step-2); font-weight: 600; letter-spacing: .03em; margin-top: .3em; }
.work__meta { list-style: none; padding: 0; margin-top: var(--sp-4); display: grid; gap: .5rem; font-size: var(--step--1); }
.work__meta dt { color: var(--ink-3); font-weight: 700; font-size: .6875rem; letter-spacing: .1em; }
.work__meta dd { margin: 0; color: var(--ink-2); }

/* Partner list */
.partners { list-style: none; padding: 0; display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr)); }
.partners li {
  background: var(--card); padding: var(--sp-4) var(--sp-5);
  display: flex; align-items: center; gap: var(--sp-3);
  font-size: var(--step-0); font-weight: 600;
}
.partners li::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); flex: none;
}

/* Marquee-free partner strip */
.trust-strip {
  display: flex; flex-wrap: wrap; gap: var(--sp-2) var(--sp-5);
  align-items: center; justify-content: center;
  font-size: var(--step--1); color: var(--ink-3); font-weight: 600;
}
.trust-strip li { list-style: none; }

/* Person */
.person { display: grid; gap: var(--sp-5); }
@media (min-width: 720px) { .person { grid-template-columns: 11rem minmax(0, 1fr); gap: var(--sp-6); } }
.person__avatar {
  aspect-ratio: 1; border-radius: var(--radius); overflow: hidden;
  background: linear-gradient(150deg, var(--accent-soft), var(--teal-soft));
  display: grid; place-items: center; border: 1px solid var(--line);
}
.person__initials { font-family: var(--font-serif); font-size: 2.5rem; color: var(--accent-ink); letter-spacing: .05em; }
.person__name { font-family: var(--font-serif); font-size: var(--step-2); font-weight: 600; letter-spacing: .04em; }
.person__name span { font-size: .6em; color: var(--ink-3); margin-left: .7em; letter-spacing: .08em; font-family: var(--font-sans); }
.person__role { font-size: var(--step--1); color: var(--accent-ink); font-weight: 700; letter-spacing: .08em; margin-top: .25em; }

/* Article cards */
.article-card {
  display: grid; gap: var(--sp-3);
  padding: var(--sp-5) 0; border-bottom: 1px solid var(--line);
  position: relative;
}
.article-card:first-child { border-top: 1px solid var(--line); }
.article-card h3 { font-size: var(--step-1); letter-spacing: .02em; line-height: 1.6; }
.article-card p { color: var(--ink-2); font-size: var(--step--1); }
.article-card .article-meta { display: flex; flex-wrap: wrap; gap: var(--sp-3); align-items: center; font-size: .75rem; color: var(--ink-3); }
.article-card--link { transition: background .25s var(--ease); }
.article-card--link:hover { background: var(--bg-2); }

.planned-list { list-style: none; padding: 0; display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; counter-reset: pl; }
.planned-list li {
  background: var(--card); padding: var(--sp-4) var(--sp-5);
  display: grid; grid-template-columns: 2.2rem 1fr; gap: var(--sp-3); align-items: baseline;
  counter-increment: pl;
}
.planned-list li::before {
  content: counter(pl, decimal-leading-zero);
  font-family: var(--font-mono); font-size: .75rem; color: var(--accent); font-weight: 700;
}
.planned-list strong { font-weight: 600; font-size: var(--step-0); }
.planned-list span { display: block; font-size: .75rem; color: var(--ink-3); margin-top: .2em; }

/* Audience router */
.router { display: grid; gap: var(--sp-4); grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr)); }
.router__item {
  position: relative; display: grid; gap: var(--sp-3);
  padding: clamp(1.4rem, 1rem + 1.2vw, 2rem);
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--card); text-decoration: none;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.router__item:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--line-strong); }
.router__who { font-size: var(--step--1); font-weight: 700; letter-spacing: .1em; color: var(--accent-ink); }
.router__item h3 { font-family: var(--font-serif); font-size: var(--step-2); font-weight: 600; letter-spacing: .03em; }
.router__item p { color: var(--ink-2); font-size: var(--step--1); }

/* Details / FAQ */
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer; padding: var(--sp-4) 2.5rem var(--sp-4) 0;
  font-weight: 700; font-size: var(--step-0); position: relative;
  display: flex; gap: .7em; align-items: baseline;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: "Q."; font-family: var(--font-mono); color: var(--accent); font-size: .875rem; flex: none; }
.faq summary::after {
  content: ""; position: absolute; right: .5rem; top: 1.55rem;
  width: 11px; height: 11px; border-right: 1.8px solid var(--ink-3); border-bottom: 1.8px solid var(--ink-3);
  transform: rotate(45deg); transition: transform .28s var(--ease);
}
.faq details[open] summary::after { transform: rotate(-135deg); top: 1.85rem; }
.faq .faq__a { padding: 0 0 var(--sp-5) 2.2rem; color: var(--ink-2); font-size: var(--step-0); }
.faq .faq__a > * + * { margin-top: var(--sp-3); }

/* Callout */
.callout {
  border: 1px solid var(--line); border-left: 3px solid var(--teal);
  background: var(--bg-2); border-radius: var(--radius-sm);
  padding: var(--sp-4) var(--sp-5);
  font-size: var(--step--1); color: var(--ink-2); line-height: 1.9;
}
.callout strong { color: var(--ink); }
.callout--gold { border-left-color: var(--accent); }

.notice {
  display: flex; gap: var(--sp-3); align-items: flex-start;
  font-size: var(--step--1); color: var(--ink-2);
  background: var(--accent-soft); border-radius: var(--radius-sm);
  padding: var(--sp-4) var(--sp-5);
}
.notice svg { width: 18px; height: 18px; color: var(--accent-ink); flex: none; margin-top: .25em; }

/* Table */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); }
table { border-collapse: collapse; width: 100%; min-width: 34rem; font-size: var(--step--1); }
caption { text-align: left; padding: var(--sp-4) var(--sp-5) 0; font-weight: 700; color: var(--ink); font-size: var(--step-0); }
th, td { padding: .9rem 1.1rem; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); }
thead th { font-size: .6875rem; letter-spacing: .1em; color: var(--ink-3); background: var(--bg-2); white-space: nowrap; }
tbody tr:last-child th, tbody tr:last-child td { border-bottom: 0; }
tbody th { font-weight: 700; color: var(--ink); }
td.num { font-family: var(--font-mono); white-space: nowrap; color: var(--accent-ink); font-weight: 700; }

/* Forms */
.form { display: grid; gap: var(--sp-5); }
.field { display: grid; gap: .5rem; }
.field label { font-size: var(--step--1); font-weight: 700; letter-spacing: .04em; }
.req { color: #B3261E; font-size: .75em; margin-left: .5em; font-weight: 700; white-space: nowrap; }
:root[data-theme="dark"] .req { color: #F2B8B5; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .req { color: #F2B8B5; } }
.field .hint { font-size: .75rem; color: var(--ink-3); }
.field input, .field select, .field textarea {
  width: 100%; padding: .8em 1em;
  background: var(--card); border: 1px solid var(--line-strong); border-radius: var(--radius-sm);
  font-size: var(--step-0); line-height: 1.6;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.field textarea { min-height: 9rem; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow);
}
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5 6 6.5l5-5' fill='none' stroke='%23877E6E' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1em center; background-size: 12px; padding-right: 2.6em; }
.checkbox { display: flex; gap: .7em; align-items: flex-start; font-size: var(--step--1); color: var(--ink-2); }
.checkbox input { width: 1.1em; height: 1.1em; margin-top: .35em; accent-color: var(--accent-ink); flex: none; }
.form-status { font-size: var(--step--1); font-weight: 700; }
.form-status[data-state="ok"] { color: var(--teal-ink); }
.form-status[data-state="err"] { color: #B3261E; }
:root[data-theme="dark"] .form-status[data-state="err"] { color: #F2B8B5; }

/* CTA band */
.cta-band { padding-block: clamp(3rem, 2rem + 4vw, 5.5rem); }
.cta-band .cta-inner { display: grid; gap: var(--sp-5); justify-items: center; text-align: center; }
.cta-band h2 { font-family: var(--font-serif); font-size: var(--step-3); font-weight: 600; letter-spacing: .05em; }
.cta-band p { max-width: 52ch; }

/* ---------- 13. Footer ---------- */
.site-footer { padding-block: clamp(3rem, 2rem + 3vw, 4.5rem) var(--sp-6); }
.footer-grid { display: grid; gap: var(--sp-6); grid-template-columns: 1fr; }
@media (min-width: 780px) { .footer-grid { grid-template-columns: minmax(0, 1.3fr) repeat(3, minmax(0, 1fr)); gap: var(--sp-5); } }
.footer-brand .brand { color: var(--cream); }
.footer-brand .brand-mark { color: var(--cream); }
.footer-brand .brand-sub { color: var(--cream-dim); }
.footer-tag { font-family: var(--font-serif); font-size: var(--step-0); letter-spacing: .06em; margin-top: var(--sp-4); color: rgba(240, 223, 182, .8); }
.footer-col h2 { font-size: .6875rem; letter-spacing: .14em; color: var(--cream-dim); font-weight: 700; margin-bottom: var(--sp-3); }
.footer-col ul { list-style: none; padding: 0; display: grid; gap: .65rem; }
.footer-col a { font-size: var(--step--1); text-decoration: none; color: rgba(240, 223, 182, .82); }
.footer-col a:hover { color: var(--cream); text-decoration: underline; }
.footer-bottom {
  margin-top: var(--sp-7); padding-top: var(--sp-5);
  border-top: 1px solid rgba(240, 223, 182, .16);
  display: flex; flex-wrap: wrap; gap: var(--sp-4); justify-content: space-between; align-items: center;
  font-size: .75rem; color: var(--cream-dim);
}
.footer-social { display: flex; gap: var(--sp-2); }
.footer-social a {
  width: 36px; height: 36px; border-radius: 50%;
  display: grid; place-items: center; color: var(--cream-dim);
  border: 1px solid rgba(240, 223, 182, .2);
  transition: background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}
.footer-social a:hover { background: rgba(240, 223, 182, .12); color: var(--cream); border-color: transparent; }
.footer-social svg { width: 17px; height: 17px; }

/* ---------- 14. Reveal ---------- */
[data-reveal] {
  opacity: 0; transform: translateY(18px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
  transition-delay: var(--reveal-delay, 0ms);
}
[data-reveal].is-visible { opacity: 1; transform: none; }
.no-js [data-reveal] { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
  .motif-curve { stroke-dashoffset: 0; }
  .motif-dot { opacity: 1; }
}

/* ---------- 15. Print ---------- */
@media print {
  .site-header, .site-footer, .hero__scroll, .cta-band, .nav-toggle, .theme-toggle { display: none !important; }
  body { background: #fff; color: #000; font-size: 10.5pt; }
  .hero { background: #fff; color: #000; min-height: 0; }
  .hero-title { writing-mode: horizontal-tb; color: #000; }
  a[href^="http"]::after { content: " (" attr(href) ")"; font-size: .8em; color: #555; }
  .card, .work, .table-wrap { break-inside: avoid; border-color: #ccc; }
}


/* ---------- 丸みのある表現 ---------- */
:root{--font-maru:"Zen Maru Gothic","Hiragino Maru Gothic ProN","BIZ UDPGothic",var(--font-sans)}
body{font-family:var(--font-maru)}
h1,h2,h3,h4,.hero-title,.section-title,.mincho,.page-head h1,.cta-band h2,.person__name,.work__title,.svc__head h2,.router__item h3,.pillar h3,.stat__num,.lead-quote,.footer-tag{font-family:var(--font-maru);font-weight:700;letter-spacing:.02em}
.hero-title{letter-spacing:.03em;line-height:1.5}
.section-title{line-height:1.5}
.btn,.tag{border-radius:999px}
.card-icon{border-radius:22px}
.section{padding-block:clamp(4rem,3rem+5vw,8rem)}
.section-head{margin-bottom:clamp(2.5rem,2rem+2vw,4rem)}
.hero{background:#EFE3C6;color:var(--ink);min-height:auto}
.hero__bg::before{background:radial-gradient(92% 82% at 82% 6%,rgba(247,212,97,.50),transparent 60%),radial-gradient(80% 72% at 3% 97%,rgba(198,182,148,.42),transparent 66%),linear-gradient(168deg,#F5EBD3 0%,#EFE3C6 52%,#E7D8B4 100%)}
.hero__grain{opacity:.06}
.hero-title{color:var(--ink);text-shadow:none}
.hero-title .em{color:#8A6A0B}
.hero .eyebrow{color:#8A7E55}
.hero p{color:var(--ink-2)}
.hero .btn--cream{--btn-bg:#1E1C13;--btn-fg:#FDF6E0;--btn-bd:#1E1C13}
.hero .btn--outline-cream{--btn-fg:var(--ink);--btn-bd:rgba(30,28,19,.32)}
.hero__scroll,.hero__scroll *{color:rgba(30,28,19,.55)}
.ph{position:relative;border-radius:var(--radius);overflow:hidden;background:repeating-linear-gradient(135deg,var(--bg-3) 0 12px,var(--bg-2) 12px 24px);border:1px solid var(--line);display:grid;place-items:center;text-align:center;padding:1.25rem}
.ph span{font-family:var(--font-mono);font-size:.7rem;line-height:1.7;letter-spacing:.06em;color:var(--ink-2);background:var(--card);border-radius:999px;padding:.5rem 1rem}
.ph--card{aspect-ratio:3/2;max-height:220px;margin-bottom:var(--sp-4)}
.pillar .card-icon{display:none}

/* 900〜999px でも2カラム（イラスト枠でCTAが折返し下に落ちるのを防ぐ） */
@media (min-width:900px) and (max-width:999px){
  .hero__inner{grid-template-columns:minmax(0,1.15fr) minmax(0,1fr)}
  .hero__copy{order:2}
  .hero__title-wrap{order:1;justify-self:start}
}
/* OS がダークの初回訪問者にも、ダーク用ヒーローを適用 */
}
/* 白地の上でカードの輪郭が消えないように */
.card,.router__item,.offer{border-color:var(--line-strong)}

/* ---------- カーソルへの反応 ---------- */
.hero{--mx:75%;--my:15%}
.hero__bg::before{transition:background-position .6s var(--ease)}
.hero__glow{position:absolute;inset:0;z-index:-2;pointer-events:none;opacity:.55;
  background:radial-gradient(38rem 30rem at var(--mx) var(--my),rgba(247,212,97,.34),transparent 66%),
             radial-gradient(28rem 24rem at calc(100% - var(--mx)) calc(100% - var(--my)),rgba(210,199,174,.30),transparent 70%);
  transition:opacity .4s var(--ease)}
:root[data-theme="dark"] .hero__glow{opacity:.5}
.card,.router__item,.offer,.work{transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s var(--ease)}
.card:hover,.offer:hover{transform:translateY(-3px);border-color:var(--accent);box-shadow:0 6px 14px rgba(35,43,32,.06),0 22px 44px -22px rgba(35,43,32,.28)}
.router__item:hover{transform:translateY(-5px)}
.btn{transition:transform .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease)}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.link-arrow svg{transition:transform .3s var(--ease)}
.link-arrow:hover svg{transform:translateX(4px)}
.ph{transition:transform .5s var(--ease),border-color .5s var(--ease)}
.ph:hover{border-color:var(--line-strong)}
.partners li{transition:color .25s var(--ease),transform .25s var(--ease)}
.partners li:hover{color:var(--accent-ink);transform:translateY(-2px)}
.nav a{position:relative}
.nav a::after{content:"";position:absolute;left:0;right:100%;bottom:-.3em;height:2px;border-radius:2px;background:var(--accent);transition:right .3s var(--ease)}
.nav a:hover::after,.nav a[aria-current="page"]::after{right:0}
@media (prefers-reduced-motion: reduce){
  .hero__glow,.card,.router__item,.offer,.person,.work,.btn,.link-arrow svg,.ph,.partners li,.nav a::after{transition:none!important}
  .card:hover,.offer:hover,.person:hover,.router__item:hover,.btn:hover,.partners li:hover{transform:none}
}
@media (hover: none){
  .hero__glow{display:none}
  .card:hover,.offer:hover,.person:hover,.router__item:hover,.btn:hover{transform:none}
}

/* ---------- 引用符のモチーフ ----------
   ロゴと同じ “ の字形をそのまま使います（フォントの字形なので拡大しても崩れません）。
   装飾なので読み上げからは隠します。 */
.hero__quote{position:absolute;z-index:-2;pointer-events:none;right:-1%;top:2%;
  font-family:var(--font-maru);font-size:min(46vw,520px);line-height:.86;color:#9C7A10;opacity:.42;
  user-select:none}
.hero__quote::before{content:"\201C"}
@media (max-width:899px){.hero__quote{font-size:62vw;right:-6%;top:auto;bottom:-2%;opacity:.08}}

/* セクション見出しの肩に小さく */
.section-head .eyebrow{display:inline-flex;align-items:baseline;gap:.35em}
.section-head .section-title::before,.split__aside .section-title::before,
.svc__head h2::before{content:"\201C";
  font-family:var(--font-maru);font-size:1.15em;line-height:0;position:relative;top:.22em;
  margin-right:.12em;opacity:.85;color:var(--accent-ink)}
/* 見出しが空の目次・流れの肩書きには、引用符を肩書き側で出す */
.split__aside .section-title:empty::before{content:none}

/* 引用ブロック */
.lead-quote{position:relative;padding-left:1.6em}
.lead-quote::before{content:"\201C";position:absolute;left:0;top:.12em;
  font-family:var(--font-maru);font-size:2.4em;line-height:.8;color:var(--accent);opacity:.5}

/* 「問」の丸を引用符に */
.q-list .q-mark{font-size:1.9rem;line-height:1;color:var(--accent-ink);width:1.6em;text-align:center;
  font-family:var(--font-maru)}

/* CTA帯にも大きくうすく */
.cta-band{position:relative;overflow:hidden}
.cta-band::before{content:"\201C";position:absolute;left:-1%;bottom:-30%;
  font-family:var(--font-maru);font-size:min(34vw,380px);line-height:.86;
  color:var(--cream);opacity:.16;pointer-events:none;user-select:none}
.cta-band .wrap{position:relative;z-index:1}

/* 下層ページの見出し帯を、トップのヒーローと同じ家族に見せる */
.page-head{position:relative;overflow:hidden;background:linear-gradient(168deg,#23210F 0%,#131208 62%,#131208 100%);border-bottom:1px solid var(--line)}
.page-head::before{content:"\201C";position:absolute;right:1.5%;top:6%;pointer-events:none;user-select:none;
  font-family:var(--font-maru);font-size:min(18vw,190px);line-height:1;color:#F7D461;opacity:.22}
.page-head .wrap{position:relative;z-index:1}
.page-head h1{color:#F5F3EA}
.page-head .page-lead{color:rgba(242,241,234,.78)}
.page-head .breadcrumb,.page-head .breadcrumb a{color:rgba(242,241,234,.6)}
.page-head .breadcrumb a:hover{color:#F7D461}
}

/* ブランドマークを引用符に */



/* ---------- ブランドマーク：引用符 ----------
   グリフは em ボックスの上端に描かれるので、箱を固定せず
   font-size で大きさを決め、height で見える範囲だけを切り出します。 */
.brand{display:flex;align-items:center;gap:.55rem}
.brand-mark--quote{
  display:block;flex:none;width:auto;
  font-family:var(--font-maru);font-weight:700;
  font-size:2.6rem;line-height:.62;
  color:#C9A227;user-select:none;
  transition:color .25s var(--ease),transform .25s var(--ease)}
.brand:hover .brand-mark--quote{color:#8A6A0B;transform:translateY(-2px)}
.site-footer .brand-mark--quote{color:#F7D461;font-size:3rem}
.header-inner{min-height:88px}
@media (max-width:600px){.brand-mark--quote{font-size:2.1rem}.header-inner{min-height:72px}}

/* ---------- ヒーロー：中央に一文だけ置く形 ---------- */
.hero--center{min-height:min(92svh, 860px);display:grid;place-items:center;text-align:center}
.hero--center .hero__inner{position:relative;z-index:1;max-width:46rem;width:100%;
  margin-inline:auto;padding:clamp(4rem, 3rem + 5vw, 7rem) clamp(1.25rem, 1rem + 2vw, 3rem);
  display:block}
.hero--center .hero__eyebrow{font-size:.75rem;letter-spacing:.16em;color:#B9A65E;margin:0 0 clamp(1.5rem, 1rem + 2vw, 2.5rem)}
.hero--center .hero-title{font-size:clamp(1.9rem, 1.2rem + 3.4vw, 3.5rem);line-height:1.55;letter-spacing:.04em;margin:0}
.hero--center .hero__lead{margin:clamp(1.8rem, 1.4rem + 1.6vw, 2.6rem) auto 0;max-width:38rem;line-height:2.3}
.hero--center .hero__lead + .hero__lead{margin-top:1.6em}
.hero--center .hero__actions{margin-top:clamp(2.4rem, 2rem + 2vw, 3.4rem);justify-content:center}
.hero--center .hero__quote{right:auto;left:50%;transform:translateX(-50%);top:-6%;font-size:min(62vw, 700px);opacity:.20}
@media (max-width:899px){.hero--center .hero__quote{font-size:78vw;top:-2%}}

/* ---------- ヒーローの背景動画 ----------
   assets/video/hero.mp4（可能なら .webm も）を置くと再生されます。
   ファイルが無い場合は video が透明のままなので、下のグラデーションが見えます。 */
.hero__video{position:absolute;inset:0;z-index:-3;width:100%;height:100%;object-fit:cover;
  opacity:.42;filter:saturate(.75) contrast(1.04);pointer-events:none;background:transparent}
.hero__veil{position:absolute;inset:0;z-index:-2;pointer-events:none;
  background:linear-gradient(180deg,rgba(239,227,198,.66) 0%,rgba(239,227,198,.42) 42%,rgba(239,227,198,.80) 100%)}
/* 動きを減らす設定の人には静止画（poster）だけを見せる */
@media (prefers-reduced-motion: reduce){.hero__video{display:none}}
/* 通信量を抑えるため、狭い画面では動画を出さない */
@media (max-width:640px){.hero__video{display:none}}

.hero--center .hero__eyebrow{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.24em;text-transform:uppercase;color:#7A6E42}

/* ダーク時のヒーローは沈んだ色に戻す */
:root[data-theme="dark"] .hero{background:var(--dark);color:#F2F1EA}
:root[data-theme="dark"] .hero__bg::before{background:radial-gradient(95% 85% at 80% 8%,rgba(247,212,97,.16),transparent 58%),linear-gradient(168deg,#23210F 0%,#131208 48%,#0B0A04 100%)}
:root[data-theme="dark"] .hero-title{color:#F5F3EA}
:root[data-theme="dark"] .hero-title .em{color:#F7D461}
:root[data-theme="dark"] .hero p{color:rgba(242,241,234,.78)}
:root[data-theme="dark"] .hero__eyebrow,:root[data-theme="dark"] .hero .eyebrow{color:#B9A65E}
:root[data-theme="dark"] .hero .btn--cream{--btn-bg:#F7D461;--btn-fg:#131208;--btn-bd:#F7D461}
:root[data-theme="dark"] .hero .btn--outline-cream{--btn-fg:#F2F1EA;--btn-bd:rgba(242,241,234,.42)}
:root[data-theme="dark"] .hero__scroll,:root[data-theme="dark"] .hero__scroll *{color:rgba(242,241,234,.55)}
:root[data-theme="dark"] .hero__veil{background:linear-gradient(180deg,rgba(19,18,8,.55) 0%,rgba(19,18,8,.30) 42%,rgba(19,18,8,.72) 100%)}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]) .hero{background:var(--dark);color:#F2F1EA}
  :root:not([data-theme="light"]) .hero__bg::before{background:radial-gradient(95% 85% at 80% 8%,rgba(247,212,97,.16),transparent 58%),linear-gradient(168deg,#23210F 0%,#131208 48%,#0B0A04 100%)}
  :root:not([data-theme="light"]) .hero-title{color:#F5F3EA}
  :root:not([data-theme="light"]) .hero-title .em{color:#F7D461}
  :root:not([data-theme="light"]) .hero p{color:rgba(242,241,234,.78)}
  :root:not([data-theme="light"]) .hero__eyebrow,:root:not([data-theme="light"]) .hero .eyebrow{color:#B9A65E}
  :root:not([data-theme="light"]) .hero .btn--cream{--btn-bg:#F7D461;--btn-fg:#131208;--btn-bd:#F7D461}
  :root:not([data-theme="light"]) .hero .btn--outline-cream{--btn-fg:#F2F1EA;--btn-bd:rgba(242,241,234,.42)}
  :root:not([data-theme="light"]) .hero__scroll,:root:not([data-theme="light"]) .hero__scroll *{color:rgba(242,241,234,.55)}
    :root:not([data-theme="light"]) .hero__veil{background:linear-gradient(180deg,rgba(19,18,8,.55) 0%,rgba(19,18,8,.30) 42%,rgba(19,18,8,.72) 100%)}
}

/* ダーク時は明るい黄で置き直す（ライトで濃くした分の打ち消し） */

/* ---------- 読みやすさの調整 ----------
   palt は見出し向けの機能なので、詰めるのは大きな文字だけにする。 */
h1,h2,h3,.hero-title,.section-title,.page-head h1,.cta-band h2{font-feature-settings:"palt" 1;letter-spacing:.03em}
body{line-height:2.0}
p{line-height:2.0}
.section-lead{line-height:2.05;letter-spacing:.02em}
.prose > * + *{margin-top:var(--sp-5)}
.prose p{line-height:2.1}
.card p{line-height:1.95}
li{line-height:1.95}
.q-body p,.pillar p,.router__item p,.work p{line-height:1.95}
.small,.muted,.bm-note,.sb-src{line-height:1.95}

/* 3枚組は auto-fit をやめる。要素が3つだと2列になったとき必ず孤児が出るため、
   1列 → 3列 の2段階にする（3列時は1行あたり19文字前後を確保できる幅）。 */
/* 引用符モチーフを sticky 見出しにも */


/* ---------- 固定のダーク面に置く部品 ----------
   背景がテーマに追従しない面（.dark-field / .page-head / .cta-band）では、
   前景もテーマ追従トークンではなく固定色にする。ここを個別対応にすると
   面を増やすたびに読めない文字が生まれるため、面をまとめて指定する。 */
.dark-field .btn,.page-head .btn,.cta-band .btn{--btn-bg:transparent;--btn-fg:#F2F1EA;--btn-bd:rgba(242,241,234,.35)}
.dark-field .btn:hover,.page-head .btn:hover,.cta-band .btn:hover{--btn-bd:rgba(242,241,234,.7)}
.dark-field .btn--primary,.page-head .btn--primary,.cta-band .btn--primary,
.dark-field .btn--cream,.page-head .btn--cream,.cta-band .btn--cream{--btn-bg:#F7D461;--btn-fg:#131208;--btn-bd:#F7D461}
.dark-field .btn--primary:hover,.page-head .btn--primary:hover,.cta-band .btn--primary:hover,
.dark-field .btn--cream:hover,.page-head .btn--cream:hover,.cta-band .btn--cream:hover{--btn-bg:#FFE79A}
.dark-field .tag,.page-head .tag,.cta-band .tag{color:rgba(242,241,234,.82);border-color:rgba(242,241,234,.35);background:transparent}

/* ---------- 下層ページの見出し帯：ライトはクリーム ----------
   ヒーローと同じ濃めクリームに揃える。data-theme は head 冒頭のインライン
   スクリプトが必ず入れるので、ライト指定だけを上書きすれば足りる。 */
:root[data-theme="light"] .page-head{background:linear-gradient(168deg,#F5EBD3 0%,#EFE3C6 58%,#E7D8B4 100%);border-bottom:1px solid var(--line-strong)}
:root[data-theme="light"] .page-head::before{color:#9C7A10;opacity:.30}
:root[data-theme="light"] .page-head h1{color:var(--ink)}
:root[data-theme="light"] .page-head .page-lead{color:var(--ink-2)}
:root[data-theme="light"] .page-head .breadcrumb,
:root[data-theme="light"] .page-head .breadcrumb a{color:#7A6E42}
:root[data-theme="light"] .page-head .breadcrumb a:hover{color:var(--accent-ink)}
:root[data-theme="light"] .page-head .eyebrow{color:#7A6E42}
:root[data-theme="light"] .page-head .btn{--btn-bg:transparent;--btn-fg:var(--ink);--btn-bd:rgba(30,28,19,.32)}
:root[data-theme="light"] .page-head .btn:hover{--btn-bd:rgba(30,28,19,.6)}
:root[data-theme="light"] .page-head .btn--primary,
:root[data-theme="light"] .page-head .btn--cream{--btn-bg:var(--dark);--btn-fg:var(--cream);--btn-bd:var(--dark)}
:root[data-theme="light"] .page-head .btn--primary:hover,
:root[data-theme="light"] .page-head .btn--cream:hover{--btn-bg:#2A2818}
:root[data-theme="light"] .page-head .tag{color:var(--ink-2);border-color:rgba(30,28,19,.28);background:transparent}

/* 6つの約束：条文より前に置く平易な箇条書き */
.promise-list{list-style:none;counter-reset:pr;padding:0;display:grid;gap:1.1rem;margin:var(--sp-5) 0 var(--sp-6)}
.promise-list li{counter-increment:pr;position:relative;padding-left:2.6rem;line-height:1.95}
.promise-list li::before{content:counter(pr);position:absolute;left:0;top:.15em;display:grid;place-items:center;
  width:1.8rem;height:1.8rem;border-radius:50%;background:var(--accent-soft);color:var(--accent-ink);
  font-family:var(--font-mono);font-size:.75rem;font-weight:700}

/* ヒーローの引用符：ライトは濃い山吹、ダークは明るい黄。
   .hero--center が最も強いので、両方ここで決める（追記による上書き合戦を避ける）。 */
:root[data-theme="dark"] .hero--center .hero__quote{color:#F7D461;opacity:.16}

/* メンバーの顔写真：グラデーションの下地を隠して枠いっぱいに */
.person__avatar img{display:block;width:100%;height:100%;object-fit:cover;object-position:center 28%}

/* 3枚組：1行あたりの文字数を確保できる幅でのみ列を増やす（指定はここ1本にまとめる） */
.grid-3{grid-template-columns:repeat(auto-fit,minmax(min(100%,19rem),1fr))}

/* これまでの連携：何をしたか／何のために */
.engage{display:grid;gap:0;margin:var(--sp-6) 0 0;border-top:1px solid var(--line)}
.engage__row{display:grid;gap:.35rem var(--sp-5);padding:1.1rem 0;border-bottom:1px solid var(--line)}
@media (min-width:760px){.engage__row{grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);align-items:baseline}}
.engage dt{margin:0;font-weight:700;line-height:1.85}
.engage dd{margin:0;color:var(--ink-2);font-size:.9375rem;line-height:1.85}

.engage dd a{font-size:.875rem}