/* ========================================================================
   佐倉男声合唱団 - Pattern E : Cinematic / Video KV
   方針: KV にスライドショー（動画素材未提供のため複数写真の Ken-Burns）。
        網掛け（diagonal stripes）+ ノイズ + ダーク漸層オーバーレイで
        画質のムラを意図的にぼかし、シネマティックな印象に。
   AA  : 本文 22px / 写真上の文字は影＋オーバーレイで 4.5:1 以上 / タップ48px+
   ======================================================================== */

:root {
  --c-ink: #14171d;
  --c-ink-soft: #4a505c;
  --c-bg: #f6f4ee;
  --c-card: #ffffff;
  --c-line: #e3ddd0;
  --c-line-soft: #d6cfbf;
  --c-accent: #d97c4a;     /* ピーチ／オレンジ */
  --c-accent-deep: #b8612f;
  --c-accent-soft: #f7d9c2;
  --c-gold: #d4a437;
  --shadow-sm: 0 2px 6px rgba(20, 23, 29, .08);
  --shadow-md: 0 8px 24px rgba(20, 23, 29, .12);
  --shadow-lg: 0 24px 60px rgba(20, 23, 29, .25);
  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;
  --maxw: 1180px;
  --gutter: clamp(20px, 4vw, 48px);
  --fs-base: 1.375rem;
  --fs-lead: 1.5rem;
  --serif: "Hiragino Mincho ProN", "Yu Mincho", "Noto Serif JP", "Times New Roman", serif;
  --sans: "Hiragino Sans", "Yu Gothic", "Noto Sans JP", "Inter", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { font-size: 16px; scroll-behavior: smooth; scroll-padding-top: 96px; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
  margin: 0;
  font-family: var(--sans);
  font-size: var(--fs-base);
  line-height: 1.85;
  color: var(--c-ink);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  line-break: strict;
}

a { color: var(--c-ink); text-underline-offset: 4px; text-decoration-thickness: 1.5px; }
a:hover { color: var(--c-accent-deep); }
:focus-visible { outline: 3px solid var(--c-accent); outline-offset: 3px; border-radius: 4px; }
img { max-width: 100%; height: auto; display: block; }

.skip-link {
  position: absolute; top: -200px; left: 8px;
  background: var(--c-ink); color: #fff;
  padding: 14px 22px; border-radius: var(--r-sm);
  font-size: 1.0625rem; font-weight: 600;
  z-index: 1000;
}
.skip-link:focus { top: 8px; }

/* ── Header（KV 上では透過オーバーレイ／スクロール後はガラス白） ──── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 60;
  transition: background .25s ease, box-shadow .25s ease, color .25s ease;
  background: linear-gradient(180deg, rgba(20, 23, 29, .55), rgba(20, 23, 29, 0));
  color: #fff;
}
.site-header.is-scrolled {
  background: rgba(246, 244, 238, .85);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  backdrop-filter: saturate(160%) blur(14px);
  box-shadow: 0 1px 0 rgba(20, 23, 29, .08);
  color: var(--c-ink);
}
.site-header__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 14px var(--gutter);
  display: flex;
  align-items: center;
  gap: 16px;
}
.brand {
  display: flex; align-items: center; gap: 14px;
  text-decoration: none; color: inherit;
  flex-shrink: 0;
}
.brand__logo { width: 56px; height: auto; display: block; flex-shrink: 0; border-radius: 6px; box-shadow: 0 2px 8px rgba(0,0,0,.2); }
.brand__name { display: block; font-family: var(--serif); font-size: 1.25rem; font-weight: 700; line-height: 1.2; }
.brand__sub { display: block; font-size: .75rem; letter-spacing: .25em; opacity: .85; margin-top: 4px; text-transform: uppercase; }

.nav-toggle {
  margin-left: auto;
  width: 56px; height: 56px;
  border: 1px solid currentColor;
  background: transparent;
  color: inherit;
  border-radius: var(--r-sm);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 6px;
  flex-shrink: 0;
}
.nav-toggle__lines { position: relative; display: block; width: 24px; height: 18px; }
.nav-toggle__lines::before, .nav-toggle__lines::after, .nav-toggle__lines i {
  content: ""; position: absolute; left: 0; width: 100%; height: 2px;
  background: currentColor; transition: transform .25s ease, top .25s ease, opacity .2s ease;
}
.nav-toggle__lines::before { top: 0; }
.nav-toggle__lines i      { top: 50%; transform: translateY(-50%); }
.nav-toggle__lines::after  { top: calc(100% - 2px); }
.nav-toggle[aria-expanded="true"] .nav-toggle__lines::before { top: 50%; transform: translateY(-50%) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__lines i { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle__lines::after  { top: 50%; transform: translateY(-50%) rotate(-45deg); }
.nav-toggle__label { font-size: .75rem; letter-spacing: .15em; line-height: 1; white-space: nowrap; font-weight: 600; }

.global-nav {
  overflow: hidden;
  max-height: 0;
  background: rgba(20, 23, 29, .92);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  color: #fff;
  transition: max-height .3s ease;
}
.site-header.is-scrolled .global-nav { background: rgba(246, 244, 238, .98); color: var(--c-ink); }
.global-nav[data-open="true"] { max-height: 720px; }
@media (prefers-reduced-motion: reduce) { .global-nav, .nav-toggle__lines::before, .nav-toggle__lines::after, .nav-toggle__lines i { transition: none; } }
.global-nav ul {
  list-style: none; margin: 0; padding: 12px var(--gutter) 20px;
  max-width: var(--maxw); margin-left: auto; margin-right: auto;
  display: grid; gap: 4px;
}
.global-nav a {
  display: block; padding: 18px 20px;
  font-size: 1.125rem; font-weight: 600;
  color: inherit; text-decoration: none;
  border-radius: var(--r-sm); min-height: 56px;
  border-left: 3px solid transparent;
}
.global-nav a:hover, .global-nav a[aria-current="page"] {
  background: rgba(217, 124, 74, .18);
  border-left-color: var(--c-accent);
}

@media (min-width: 980px) {
  .nav-toggle { display: none; }
  .global-nav {
    max-height: none; overflow: visible; background: transparent;
    margin-left: auto; -webkit-backdrop-filter: none; backdrop-filter: none;
    color: inherit;
  }
  .global-nav ul { padding: 0; gap: 0; display: flex; flex-wrap: nowrap; }
  .global-nav a {
    padding: 10px 12px; font-size: .9375rem;
    border-left: none; border-bottom: 2px solid transparent;
    border-radius: 0; min-height: 44px; white-space: nowrap;
  }
  .global-nav a:hover, .global-nav a[aria-current="page"] {
    background: transparent; border-bottom-color: var(--c-accent);
  }
}

/* ── KV（フルスクリーン Ken-Burns 動画風） ──────────────────── */
.kv {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  isolation: isolate;
  color: #fff;
  background: #0c0e13;
}
.kv__stage {
  position: absolute; inset: 0; z-index: 0;
}
.kv__slide {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  animation: kv-fade 32s infinite;
  will-change: opacity, transform;
}
.kv__slide:nth-child(1) { background-image: url("../shared/images/image89.jpg"); animation-delay: 0s; }
.kv__slide:nth-child(2) { background-image: url("../shared/images/image124.jpg"); animation-delay: 8s; }
.kv__slide:nth-child(3) { background-image: url("../shared/images/image131.jpg"); animation-delay: 16s; }
.kv__slide:nth-child(4) { background-image: url("../shared/images/jnbhyt7.png"); animation-delay: 24s; }
@keyframes kv-fade {
  0%   { opacity: 0; transform: scale(1.04); }
  4%   { opacity: 1; }
  25%  { opacity: 1; transform: scale(1.14); }
  29%  { opacity: 0; transform: scale(1.14); }
  100% { opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .kv__slide { animation: none; opacity: 0; }
  .kv__slide:nth-child(1) { opacity: 1; }
}

/* 網掛け（diagonal stripes） */
.kv__stage::before {
  content: "";
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(45deg, rgba(0,0,0,.16) 0 2px, transparent 2px 5px);
  mix-blend-mode: multiply;
  z-index: 1;
}
/* グレインノイズ */
.kv__stage::after {
  content: "";
  position: absolute; inset: 0;
  z-index: 1;
  opacity: .5;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.95' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 .55 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  background-size: 240px;
}
/* 暗グラデ＋アクセントの光 */
.kv__overlay {
  position: absolute; inset: 0; z-index: 2;
  background:
    radial-gradient(ellipse at 80% 20%, rgba(217, 124, 74, .24), transparent 55%),
    linear-gradient(180deg, rgba(20, 23, 29, .35) 0%, rgba(20, 23, 29, .55) 60%, rgba(20, 23, 29, .85) 100%);
}

.kv__inner {
  position: relative; z-index: 3;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(120px, 16vh, 200px) var(--gutter) clamp(56px, 10vh, 120px);
  display: grid;
  align-content: end;
  min-height: 100svh;
  gap: 28px;
}
.kv__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: .9375rem;
  letter-spacing: .25em;
  font-weight: 700;
  margin: 0;
  width: fit-content;
  text-transform: uppercase;
}
.kv__eyebrow::before {
  content: "";
  width: 32px; height: 1px;
  background: var(--c-accent);
}
.kv__title {
  font-family: var(--serif);
  font-size: clamp(3rem, 11vw, 7rem);
  font-weight: 600;
  line-height: 1.05;
  margin: 0;
  letter-spacing: -.005em;
  text-shadow: 0 8px 40px rgba(0, 0, 0, .35);
}
.kv__title em {
  display: inline-block;
  font-style: normal;
  background: linear-gradient(135deg, #f8c574 0%, var(--c-accent) 60%, #e9a07f 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.kv__lead {
  font-size: var(--fs-lead);
  line-height: 1.85;
  margin: 0;
  max-width: 600px;
  color: rgba(255, 255, 255, .92);
  text-shadow: 0 2px 16px rgba(0, 0, 0, .4);
}
.kv__cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 12px;
}
.kv__indicator {
  position: absolute;
  left: var(--gutter);
  bottom: 24px;
  z-index: 3;
  font-size: .8125rem;
  letter-spacing: .25em;
  text-transform: uppercase;
  opacity: .85;
  display: flex;
  gap: 14px;
  align-items: center;
}
.kv__indicator::before {
  content: "";
  width: 24px; height: 1px;
  background: rgba(255,255,255,.6);
}

/* ── Buttons ───────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 60px;
  padding: 18px 32px;
  font-size: 1.0625rem;
  font-weight: 700;
  text-decoration: none;
  border: 2px solid transparent;
  letter-spacing: .04em;
  border-radius: var(--r-sm);
  background: rgba(255, 255, 255, .15);
  color: #fff;
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  border-color: rgba(255,255,255,.55);
}
.btn:hover { background: rgba(255, 255, 255, .25); color: #fff; }
.btn--accent {
  background: var(--c-accent);
  color: #fff;
  border-color: var(--c-accent);
  box-shadow: 0 8px 24px rgba(217, 124, 74, .45);
}
.btn--accent:hover { background: var(--c-accent-deep); border-color: var(--c-accent-deep); color: #fff; }
.btn--solid {
  background: var(--c-ink);
  color: #fff;
  border-color: var(--c-ink);
}
.btn--solid:hover { background: #000; border-color: #000; color: #fff; }
.btn--outline {
  background: transparent;
  color: var(--c-ink);
  border-color: var(--c-ink);
}
.btn--outline:hover { background: var(--c-ink); color: var(--c-bg); }

/* ── 共通セクション ─────────────────── */
section { padding: clamp(64px, 8vw, 112px) var(--gutter); }
.layout { max-width: var(--maxw); margin: 0 auto; }
.layout--center { text-align: center; }
.section-overline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .9375rem;
  letter-spacing: .25em;
  font-weight: 700;
  color: var(--c-accent-deep);
  margin: 0 0 12px;
  text-transform: uppercase;
}
.section-overline::before { content: ""; width: 28px; height: 2px; background: var(--c-accent); }
.section-title {
  font-family: var(--serif);
  font-size: clamp(1.75rem, 4.5vw, 2.5rem);
  font-weight: 600;
  margin: 0 0 32px;
  line-height: 1.4;
  letter-spacing: -.005em;
}

/* ── Notice ──────────────────────── */
.notice { background: var(--c-card); border-bottom: 1px solid var(--c-line); }
.notice-card {
  background: var(--c-bg);
  border-radius: var(--r-lg);
  padding: 36px clamp(24px, 4vw, 48px);
  display: grid;
  gap: 24px;
  border: 1px solid var(--c-line);
  box-shadow: var(--shadow-sm);
}
.notice-card__head { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; }
.notice-card__badge {
  background: var(--c-accent);
  color: #fff;
  padding: 6px 16px;
  border-radius: 999px;
  font-size: .9375rem;
  font-weight: 700;
}
.notice-card h3 { font-family: var(--serif); font-size: clamp(1.375rem, 3.5vw, 1.875rem); font-weight: 600; margin: 0; line-height: 1.4; }
.notice-card dl { display: grid; gap: 14px; margin: 0; font-size: 1.1875rem; }
.notice-card dl > div { display: grid; grid-template-columns: 1fr; gap: 4px; padding: 14px 0; border-top: 1px solid var(--c-line); }
.notice-card dl > div:first-child { border-top: none; padding-top: 0; }
.notice-card dt { font-size: .8125rem; letter-spacing: .2em; color: var(--c-ink-soft); text-transform: uppercase; font-weight: 700; }
.notice-card dd { margin: 0; font-weight: 500; }
@media (min-width: 720px) { .notice-card dl > div { grid-template-columns: 160px 1fr; gap: 24px; align-items: baseline; padding: 18px 0; } }

/* ── Profile ────────────────────── */
.about { display: grid; gap: 40px; }
.about__photo { border-radius: var(--r-lg); overflow: hidden; aspect-ratio: 4/3; box-shadow: var(--shadow-md); border: 1px solid var(--c-line); }
.about__photo img { width: 100%; height: 100%; object-fit: cover; }
.about__quote { background: var(--c-accent-soft); color: var(--c-ink); padding: 24px 28px; border-radius: var(--r-md); font-size: 1.375rem; font-weight: 600; line-height: 1.7; margin: 0 0 24px; border-left: 6px solid var(--c-accent); }
.about__body p { margin: 0 0 20px; line-height: 1.95; color: var(--c-ink-soft); }
.parts-meta { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0 0; padding: 0; list-style: none; }
.parts-meta li { background: var(--c-card); border: 1px solid var(--c-line); padding: 8px 16px; border-radius: 999px; font-size: 1rem; font-weight: 600; }
@media (min-width: 760px) { .about { grid-template-columns: 1fr 1.1fr; align-items: center; } }

/* ── Concerts ────────────────────── */
.programs { background: var(--c-bg); position: relative; isolation: isolate; }
.programs::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(circle at 10% 0%, rgba(217, 124, 74, .12), transparent 40%),
    radial-gradient(circle at 90% 100%, rgba(212, 164, 55, .12), transparent 35%);
}
.program-list { display: grid; gap: 16px; list-style: none; padding: 0; margin: 0; }
.program-item {
  background: var(--c-card);
  border-radius: var(--r-md);
  padding: 28px 32px;
  box-shadow: var(--shadow-sm);
  display: grid; gap: 8px;
  border-left: 6px solid var(--c-accent);
  transition: transform .2s ease, box-shadow .2s ease;
}
.program-item:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
@media (prefers-reduced-motion: reduce) { .program-item:hover { transform: none; } }
.program-item__date { font-size: 1rem; font-weight: 700; color: var(--c-accent-deep); letter-spacing: .04em; }
.program-item__title { font-family: var(--serif); font-size: 1.5rem; font-weight: 600; margin: 0; line-height: 1.4; }
.program-item__venue { font-size: 1.0625rem; color: var(--c-ink-soft); margin: 0; }
.program-item__note { font-size: .9375rem; color: var(--c-ink-soft); background: var(--c-bg); padding: 8px 14px; border-radius: var(--r-sm); width: fit-content; }

/* ── Archive ────────────────────── */
.archive-grid { display: grid; gap: 24px; }
@media (min-width: 720px) { .archive-grid { grid-template-columns: 1fr 1fr; } }
.archive-card { background: var(--c-card); border-radius: var(--r-md); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid var(--c-line); transition: transform .2s ease, box-shadow .2s ease; }
.archive-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
@media (prefers-reduced-motion: reduce) { .archive-card:hover { transform: none; } }
.archive-card a { display: block; text-decoration: none; color: var(--c-ink); }
.archive-card__thumb { position: relative; aspect-ratio: 16/10; background: var(--c-ink); overflow: hidden; }
.archive-card__thumb img { width: 100%; height: 100%; object-fit: cover; }
.archive-card__thumb::after {
  content: "▶";
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 64px; height: 64px;
  background: var(--c-accent);
  color: #fff;
  display: grid; place-items: center;
  font-size: 1.5rem;
  border-radius: 50%;
  box-shadow: var(--shadow-md);
  padding-left: 4px;
}
.archive-card__body { padding: 22px 24px 24px; }
.archive-card__title { font-family: var(--serif); font-size: 1.1875rem; font-weight: 600; margin: 0 0 6px; line-height: 1.5; }
.archive-card__meta { font-size: 1rem; color: var(--c-ink-soft); margin: 0; }

/* ── Recruit Teaser ───────────────── */
.recruit-teaser {
  position: relative;
  isolation: isolate;
  color: #fff;
  background: #0c0e13;
  overflow: hidden;
  padding-top: clamp(80px, 10vw, 140px);
  padding-bottom: clamp(80px, 10vw, 140px);
}
.recruit-teaser::before {
  content: "";
  position: absolute; inset: 0; z-index: -2;
  background-image: url("../shared/images/image89.jpg");
  background-size: cover;
  background-position: center;
  filter: contrast(1.05) brightness(.55);
}
.recruit-teaser::after {
  content: "";
  position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(ellipse at 70% 20%, rgba(217, 124, 74, .35), transparent 50%),
    repeating-linear-gradient(45deg, rgba(0,0,0,.18) 0 2px, transparent 2px 5px),
    linear-gradient(180deg, rgba(20, 23, 29, .55), rgba(20, 23, 29, .85));
}
.recruit-teaser .section-overline { color: var(--c-accent-soft); }
.recruit-teaser .section-overline::before { background: var(--c-accent); }
.recruit-teaser .section-title { color: #fff; }
.recruit-teaser p { font-size: 1.375rem; line-height: 1.85; margin: 0 auto 32px; max-width: 640px; color: rgba(255,255,255,.92); }

/* ── Footer ─────────────────────── */
.site-footer {
  background: var(--c-ink);
  color: #fff;
  padding: 56px var(--gutter) 32px;
}
.site-footer a { color: var(--c-accent-soft); }
.site-footer a:hover { color: var(--c-accent); }
.site-footer__inner { max-width: var(--maxw); margin: 0 auto; display: grid; gap: 32px; }
.site-footer__brand { font-family: var(--serif); font-size: 1.5rem; font-weight: 600; margin: 0 0 8px; }
.site-footer__brand-en { display: block; font-size: .8125rem; color: var(--c-accent-soft); letter-spacing: .25em; margin-bottom: 16px; text-transform: uppercase; }
.site-footer__contact dl { margin: 0; display: grid; gap: 16px; }
.site-footer__contact dt { font-size: .8125rem; letter-spacing: .25em; color: var(--c-accent-soft); text-transform: uppercase; font-weight: 700; }
.site-footer__contact dd { margin: 4px 0 0; font-family: var(--serif); font-size: 1.25rem; font-weight: 500; }
.site-footer__copy { padding-top: 24px; border-top: 1px solid #2a2e36; font-size: .8125rem; letter-spacing: .15em; color: var(--c-accent-soft); text-transform: uppercase; }
@media (min-width: 720px) { .site-footer__inner { grid-template-columns: 1fr 1fr; } .site-footer__copy { grid-column: 1 / -1; } }

/* ── Recruit Page ─────────────── */
.page-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(120px, 18vh, 200px) var(--gutter) clamp(56px, 10vw, 96px);
  color: #fff;
  overflow: hidden;
}
.page-hero::before {
  content: ""; position: absolute; inset: 0; z-index: -2;
  background-image: url("../shared/images/image124.jpg");
  background-size: cover; background-position: center;
  filter: contrast(1.05) brightness(.55);
}
.page-hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(ellipse at 80% 20%, rgba(217, 124, 74, .35), transparent 55%),
    linear-gradient(180deg, rgba(20, 23, 29, .35), rgba(20, 23, 29, .82));
}
.page-hero__inner { max-width: var(--maxw); margin: 0 auto; }
.page-hero h1 { font-family: var(--serif); font-size: clamp(2.25rem, 6vw, 3rem); font-weight: 600; margin: 8px 0 12px; line-height: 1.2; letter-spacing: -.005em; }
.page-hero__sub { font-size: 1.1875rem; color: rgba(255,255,255,.9); margin: 0; max-width: 60ch; }

.lead-text { font-size: 1.375rem; line-height: 1.85; margin: 0 0 56px; max-width: 50ch; color: var(--c-ink-soft); }

.detail-list { margin: 0 0 56px; background: var(--c-card); border-radius: var(--r-md); padding: 8px 28px; box-shadow: var(--shadow-sm); border: 1px solid var(--c-line); }
.detail-list > div { display: grid; grid-template-columns: 1fr; gap: 6px; padding: 24px 0; border-bottom: 1px solid var(--c-line); }
.detail-list > div:last-child { border-bottom: none; }
.detail-list dt { font-size: .8125rem; letter-spacing: .2em; color: var(--c-accent-deep); text-transform: uppercase; font-weight: 700; }
.detail-list dd { margin: 0; font-size: 1.25rem; font-weight: 600; line-height: 1.7; }
@media (min-width: 720px) {
  .detail-list { padding: 8px 36px; }
  .detail-list > div { grid-template-columns: 220px 1fr; gap: 32px; align-items: baseline; }
}

.note-soft { font-size: 1rem; color: var(--c-ink-soft); }
.note-success { font-size: 1rem; font-weight: 700; color: var(--c-accent-deep); }
.call-hint { font-size: 1.125rem; color: var(--c-ink-soft); margin: 0 0 24px; }

.steps { list-style: none; padding: 0; margin: 32px 0 56px; display: grid; gap: 16px; counter-reset: step; }
.steps li {
  background: var(--c-card); border-radius: var(--r-md); padding: 28px 28px 28px 96px;
  position: relative; font-size: 1.125rem; line-height: 1.85;
  box-shadow: var(--shadow-sm); border: 1px solid var(--c-line);
}
.steps li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute; left: 24px; top: 50%; transform: translateY(-50%);
  width: 52px; height: 52px;
  display: grid; place-items: center;
  background: var(--c-accent); color: #fff;
  border-radius: 50%;
  font-size: 1.5rem; font-weight: 700;
}
.steps li strong { display: block; font-family: var(--serif); font-size: 1.375rem; font-weight: 600; margin-bottom: 4px; }

.contact-buttons { display: grid; gap: 16px; margin: 32px 0 56px; }
.contact-buttons a {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 28px 32px;
  background: var(--c-card); color: var(--c-ink); text-decoration: none;
  border: 1px solid var(--c-line); border-radius: var(--r-md);
  min-height: 80px; box-shadow: var(--shadow-sm);
  transition: background .2s ease, color .2s ease, transform .2s ease;
}
.contact-buttons a:hover { background: var(--c-accent); color: #fff; border-color: var(--c-accent); transform: translateY(-2px); }
.contact-buttons .role { display: block; font-size: .75rem; letter-spacing: .2em; opacity: .85; text-transform: uppercase; font-weight: 700; }
.contact-buttons .name { display: block; font-family: var(--serif); font-size: 1.375rem; font-weight: 600; margin-top: 4px; }
.contact-buttons .num { font-family: var(--serif); font-size: 1.625rem; font-weight: 600; letter-spacing: .03em; color: var(--c-accent-deep); }
.contact-buttons a:hover .num { color: #fff; }
@media (min-width: 720px) { .contact-buttons { grid-template-columns: 1fr 1fr; } }

.faq { margin: 0 0 56px; background: var(--c-card); border-radius: var(--r-md); padding: 8px 28px; box-shadow: var(--shadow-sm); border: 1px solid var(--c-line); }
.faq dt { font-family: var(--serif); font-size: 1.25rem; font-weight: 600; padding: 24px 0 8px; display: flex; align-items: baseline; gap: 14px; }
.faq dt::before { content: "Q"; display: inline-grid; place-items: center; width: 32px; height: 32px; background: var(--c-accent); color: #fff; border-radius: 50%; font-size: 1rem; font-weight: 700; flex-shrink: 0; }
.faq dd { margin: 0 0 8px 46px; padding-bottom: 24px; border-bottom: 1px solid var(--c-line); font-size: 1.0625rem; line-height: 1.85; color: var(--c-ink-soft); }
.faq dd:last-child { border-bottom: none; padding-bottom: 16px; }

.back-to-top { display: inline-flex; align-items: center; gap: 8px; margin-top: 24px; padding: 14px 24px; text-decoration: none; color: var(--c-ink); border: 1px solid var(--c-line); border-radius: 999px; font-weight: 700; font-size: 1rem; min-height: 48px; }
.back-to-top:hover { background: var(--c-ink); color: #fff; border-color: var(--c-ink); }

.mt-56 { margin-top: 56px; }