/* ============================================================
   W'zDesign コーポレートサイト 共通スタイル
   Brand: teal #53B4B8 / mint #CDF1E7 / muted #B6DBD7 / slate #5C606C
   Motif: ロゴの雫型（円の一角がスクエア）
   ============================================================ */
:root {
  color-scheme: light;
  --bg: #FFFFFF;
  --bg-tint: #F3FBF8;
  --surface: #FFFFFF;
  --mint: #CDF1E7;
  --mint-soft: #E9F8F2;
  --muted-teal: #B6DBD7;
  --teal: #53B4B8;
  --teal-deep: #2E9296;
  --ink: #2B3038;
  --sub: #5C606C;
  --line: #E2F0EB;
  --card-shadow: 0 2px 8px rgba(83, 180, 184, .08), 0 18px 44px rgba(83, 180, 184, .13);
  --radius: 28px;
  --drop-tl: 0 var(--radius) var(--radius) var(--radius);
  --drop-br: var(--radius) var(--radius) 0 var(--radius);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Noto Sans JP", sans-serif;
  font-weight: 400;
  line-height: 1.9;
  letter-spacing: .02em;
  -webkit-font-smoothing: antialiased;
  /* 日本語を文節単位で折り返す（「〜ものを目指しま／す。」のような分断を防ぐ） */
  line-break: strict;
  word-break: auto-phrase;
  overflow-wrap: break-word;
}
/* auto-phrase が稀に小書き仮名の直前で折り返すため、その語だけ分割を禁止する */
.nb { white-space: nowrap; }
/* 見出しは行長を揃える。auto-phrase と併用して不自然な1文字残りを防ぐ */
h1, h2, h3 { text-wrap: pretty; }
.en { font-family: "Arial Rounded MT Bold", ui-rounded, "Hiragino Maru Gothic ProN", "Arial", sans-serif; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.wrap-narrow { max-width: 820px; margin: 0 auto; padding: 0 24px; }

/* ---------- header ---------- */
header.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .8);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; gap: 32px; height: 70px; }
.brand { display: flex; align-items: center; gap: 10px; margin-right: auto; }
.brand svg, .brand img { width: 36px; height: 36px; display: block; }
.brand .wordmark { font-size: 20px; letter-spacing: -.02em; color: var(--ink); line-height: 1; white-space: nowrap; }
.brand .wordmark b { font-weight: 700; }
.nav-links { display: flex; gap: 28px; font-size: 14px; font-weight: 600; color: var(--sub); }
.nav-links a { transition: color .2s; }
.nav-links a:hover, .nav-links a:focus-visible,
.nav-links a[aria-current="page"], .nav-links a.is-section { color: var(--teal-deep); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 26px;
  border: none; cursor: pointer;
  border-radius: 999px 999px 6px 999px;
  font-size: 14px; font-weight: 700;
  background: var(--teal); color: #fff;
  transition: transform .2s, background .2s, box-shadow .2s;
  box-shadow: 0 6px 18px rgba(83, 180, 184, .35);
  font-family: inherit;
}
.btn:hover, .btn:focus-visible { background: var(--teal-deep); transform: translateY(-2px); }
.btn.ghost { background: #fff; color: var(--teal-deep); box-shadow: inset 0 0 0 2px var(--teal); }
.btn.ghost:hover { background: var(--mint-soft); transform: translateY(-2px); }
.btn.large { font-size: 15px; padding: 16px 40px; }
a:focus-visible, button:focus-visible { outline: 3px solid var(--teal); outline-offset: 3px; }

/* ---------- common parts ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 12px; letter-spacing: .22em; font-weight: 700;
  color: var(--teal-deep); text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 28px; height: 2px; background: var(--teal); border-radius: 2px; }
.eyebrow.center { justify-content: center; }

section { padding: 96px 0; }
.sec-head { max-width: 680px; margin-bottom: 56px; }
.sec-head h2, .sec-head h1 {
  font-size: clamp(26px, 3vw, 36px); line-height: 1.5; letter-spacing: .04em;
  font-weight: 800; margin: 14px 0 18px; text-wrap: balance;
}
.sec-head p { color: var(--sub); margin: 0; font-size: 15px; }
.strong-line { font-weight: 700; color: var(--ink); }

/* ---------- page hero (inner pages) ---------- */
.page-hero {
  background:
    radial-gradient(560px 320px at 92% 10%, rgba(205, 241, 231, .6), transparent 70%),
    radial-gradient(420px 300px at 2% 100%, rgba(205, 241, 231, .4), transparent 70%),
    linear-gradient(180deg, #FFFFFF 0%, #F4FCF9 100%);
  padding: 72px 0 64px;
  border-bottom: 1px solid var(--line);
  position: relative; overflow: hidden;
}
.page-hero .crumb { font-size: 12px; color: var(--sub); margin-bottom: 18px; }
.page-hero .crumb a:hover { color: var(--teal-deep); }
.page-hero .crumb span { margin: 0 8px; color: var(--muted-teal); }
.page-hero h1 {
  font-size: clamp(28px, 3.6vw, 44px); line-height: 1.45; letter-spacing: .04em;
  font-weight: 800; margin: 12px 0 16px; text-wrap: balance;
}
.page-hero .lede { color: var(--sub); font-size: 15.5px; max-width: 40em; margin: 0; }
.page-hero .hero-drop {
  position: absolute; right: -40px; bottom: -60px;
  width: 200px; height: 200px; background: var(--mint);
  border-radius: 50% 50% 0 50%; opacity: .55; pointer-events: none;
}

/* ---------- top hero ---------- */
.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(640px 420px at 88% 18%, rgba(205, 241, 231, .65), transparent 70%),
    radial-gradient(520px 380px at 4% 92%, rgba(205, 241, 231, .5), transparent 70%),
    linear-gradient(180deg, #FFFFFF 0%, #F4FCF9 100%);
}
.hero .wrap {
  display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: 40px;
  align-items: center; min-height: 600px; padding-top: 48px; padding-bottom: 56px;
}
.hero h1 {
  font-size: clamp(34px, 4.6vw, 54px); line-height: 1.42; letter-spacing: .04em;
  font-weight: 800; margin: 18px 0 22px; text-wrap: balance;
}
.hero h1 .accent { color: var(--teal-deep); }
.hero p.lead-copy { color: var(--sub); font-size: 15.5px; max-width: 34em; margin: 0 0 34px; }
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-art { position: relative; height: 470px; }
.drop { position: absolute; }
.drop-main {
  right: 4%; top: 6%; width: 330px; height: 330px;
  background: var(--mint); border-radius: 50% 50% 50% 0;
  display: grid; place-items: center;
  box-shadow: 0 24px 60px rgba(83, 180, 184, .18);
}
.drop-main svg { width: 62%; height: 62%; }
.drop-sub { right: 48%; top: 54%; width: 150px; height: 150px; background: var(--teal); border-radius: 50% 0 50% 50%; opacity: .9; }
.drop-dot { right: 20%; top: 76%; width: 74px; height: 74px; background: var(--muted-teal); border-radius: 0 50% 50% 50%; }

@media (prefers-reduced-motion: no-preference) {
  .drop-main { animation: float 9s ease-in-out infinite; }
  .drop-sub { animation: float 11s ease-in-out infinite reverse; }
  .drop-dot { animation: float 7s ease-in-out 1s infinite; }
  @keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-16px); } }
  .fade-up { opacity: 0; transform: translateY(24px); animation: fadeUp .9s ease forwards; }
  .fade-up.d1 { animation-delay: .1s; }
  .fade-up.d2 { animation-delay: .25s; }
  .fade-up.d3 { animation-delay: .4s; }
  @keyframes fadeUp { to { opacity: 1; transform: none; } }
}

/* ---------- ticker strip ---------- */
.strip { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 14px 0; background: #fff; }
.strip .wrap {
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-size: 13px; font-weight: 700; letter-spacing: .14em; color: var(--sub);
}
.strip span i { font-style: normal; color: var(--teal); margin-right: 10px; }

/* ---------- cards ---------- */
.tint { background: var(--bg-tint); }
.card, .reason, .foot > div, .step > div, .hero .wrap > div { min-width: 0; }
.cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; }
.card {
  background: var(--surface);
  border-radius: var(--drop-tl);
  border: 1px solid #EAF5F1;
  padding: 40px 32px 34px;
  box-shadow: var(--card-shadow);
  display: flex; flex-direction: column; gap: 14px;
  transition: transform .25s, box-shadow .25s;
  color: inherit;
}
.card:nth-child(2) { border-radius: var(--drop-br); }
.card:hover { transform: translateY(-6px); }
.card .icon { width: 58px; height: 58px; border-radius: 50% 50% 50% 0; background: var(--mint); display: grid; place-items: center; }
.card:nth-child(2) .icon { border-radius: 50% 0 50% 50%; }
.card .icon svg { width: 28px; height: 28px; stroke: var(--teal-deep); fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.card .tag { font-size: 11px; letter-spacing: .2em; font-weight: 700; color: var(--teal-deep); }
.card h3 { font-size: 19px; line-height: 1.55; margin: 0; font-weight: 800; letter-spacing: .03em; }
.card p { font-size: 14px; color: var(--sub); margin: 0; flex: 1; }
.card .more { font-size: 13.5px; font-weight: 700; color: var(--teal-deep); display: inline-flex; align-items: center; gap: 6px; }
.card .more::after { content: "→"; transition: transform .2s; }
.card:hover .more::after { transform: translateX(4px); }

/* ---------- numbered features ---------- */
.items-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 40px; }
.reason .num { font-size: 42px; line-height: 1; color: var(--teal); letter-spacing: -.02em; margin-bottom: 16px; }
.reason h3 { font-size: 17px; font-weight: 800; line-height: 1.6; margin: 0 0 12px; letter-spacing: .03em; }
.reason p { font-size: 14px; color: var(--sub); margin: 0; }

/* ---------- prose (inner content) ---------- */
.prose { font-size: 15px; }
.prose h2 {
  font-size: clamp(22px, 2.4vw, 28px); font-weight: 800; letter-spacing: .04em; line-height: 1.6;
  margin: 72px 0 24px; padding-left: 18px; border-left: 4px solid var(--teal);
}
.prose h2:first-child { margin-top: 0; }
.prose h3 { font-size: 17px; font-weight: 800; margin: 36px 0 12px; letter-spacing: .03em; }
.prose h3 .step-num { color: var(--teal); margin-right: 10px; }
.prose p { color: var(--sub); margin: 0 0 18px; }
.prose p strong, .prose li strong { color: var(--ink); }
.prose ul.check { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.prose ul.check li {
  background: var(--mint-soft); border-radius: 14px; padding: 14px 20px 14px 48px;
  position: relative; color: var(--ink); font-size: 14.5px;
}
.prose ul.check li::before {
  content: "✓"; position: absolute; left: 20px; top: 13px;
  color: var(--teal-deep); font-weight: 700;
}

/* tables */
.table-scroll { overflow-x: auto; }
table.data { border-collapse: collapse; width: 100%; font-size: 14px; }
table.data th, table.data td { text-align: left; padding: 14px 18px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.data thead th { background: var(--mint-soft); color: var(--teal-deep); font-size: 12.5px; letter-spacing: .08em; border-bottom: none; }
table.data thead th:first-child { border-radius: 12px 0 0 12px; }
table.data thead th:last-child { border-radius: 0 12px 12px 0; }
table.data td { color: var(--sub); }
table.data td:first-child { color: var(--ink); font-weight: 600; white-space: nowrap; }
table.data .num { font-variant-numeric: tabular-nums; }
.note-fine { font-size: 12.5px; color: var(--sub); margin-top: 12px; }

/* FAQ */
.faq { display: grid; gap: 14px; }
.faq details {
  background: #fff; border: 1px solid var(--line); border-radius: 16px;
  padding: 0 24px; box-shadow: 0 2px 10px rgba(83, 180, 184, .06);
}
.faq summary {
  cursor: pointer; list-style: none; display: flex; gap: 14px; align-items: baseline;
  padding: 18px 0; font-weight: 700; font-size: 15px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: "Q"; color: var(--teal-deep); font-weight: 800; flex-shrink: 0; }
.faq summary::after { content: "＋"; margin-left: auto; color: var(--teal); font-weight: 400; }
.faq details[open] summary::after { content: "－"; }
.faq .a { display: flex; gap: 14px; padding: 0 0 20px; color: var(--sub); font-size: 14.5px; }
.faq .a::before { content: "A"; color: var(--muted-teal); font-weight: 800; flex-shrink: 0; }
.faq .a p { margin: 0; }

/* cross-sell */
.cross {
  background: var(--mint-soft); border-radius: var(--drop-tl);
  padding: 36px 40px; margin-top: 72px;
}
.cross h3 { margin: 0 0 14px; font-size: 17px; font-weight: 800; }
.cross ul { margin: 0 0 20px; padding-left: 1.2em; color: var(--sub); font-size: 14.5px; }
.cross ul a { color: var(--teal-deep); font-weight: 700; }
.cross ul a:hover { text-decoration: underline; }

/* ---------- flow steps ---------- */
.steps { display: grid; gap: 0; }
.step { display: grid; grid-template-columns: 88px minmax(0, 1fr); gap: 28px; position: relative; padding-bottom: 48px; }
.step:not(:last-child)::before {
  content: ""; position: absolute; left: 43px; top: 60px; bottom: 0;
  width: 2px; background: var(--line);
}
.step .badge {
  width: 88px; height: 88px; border-radius: 50% 50% 50% 0;
  background: var(--mint); color: var(--teal-deep);
  display: grid; place-items: center; text-align: center;
  font-weight: 800; font-size: 11px; letter-spacing: .1em; line-height: 1.3;
  position: relative; z-index: 1;
}
.step .badge b { display: block; font-size: 20px; letter-spacing: 0; }
.step h3 { font-size: 18px; font-weight: 800; margin: 8px 0 10px; letter-spacing: .03em; }
.step p { color: var(--sub); font-size: 14.5px; margin: 0 0 8px; }

/* ---------- contact form ---------- */
.form-grid { display: grid; gap: 24px; }
/* ハニーポット：人間には見えず、スクリーンリーダーにも読ませない。botだけが埋める */
.gotcha { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
fieldset.field { border: none; padding: 0; margin: 0; min-width: 0; }
.field label, .field legend { display: block; font-weight: 700; font-size: 14px; margin-bottom: 8px; padding: 0; }
.field .req, .field .opt {
  display: inline-block; font-size: 10.5px; font-weight: 700; letter-spacing: .08em;
  border-radius: 6px; padding: 2px 8px; margin-left: 10px; vertical-align: 2px;
}
.field .req { background: var(--teal); color: #fff; }
.field .opt { background: var(--line); color: var(--sub); }
.field input[type="text"], .field input[type="email"], .field input[type="tel"], .field textarea, .field select {
  width: 100%; border: 1.5px solid var(--line); border-radius: 12px;
  background: #FDFFFE; padding: 13px 16px; font-size: 15px; font-family: inherit;
  color: var(--ink); transition: border-color .2s, box-shadow .2s;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--teal); box-shadow: 0 0 0 3px rgba(83, 180, 184, .18);
}
.field .hint { font-size: 12.5px; color: var(--sub); margin-top: 6px; }
.field textarea { min-height: 160px; resize: vertical; }
.choice-list { display: flex; flex-wrap: wrap; gap: 10px; }
.choice-list label {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1.5px solid var(--line); border-radius: 999px;
  padding: 9px 18px; font-size: 13.5px; font-weight: 600; color: var(--sub);
  cursor: pointer; transition: border-color .2s, background .2s, color .2s;
  margin-bottom: 0;
}
.choice-list label:has(input:checked) { border-color: var(--teal); background: var(--mint-soft); color: var(--teal-deep); }
.choice-list input { accent-color: var(--teal); }
.agree { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: var(--sub); }
.agree input { accent-color: var(--teal); margin-top: 5px; }
.agree a { color: var(--teal-deep); font-weight: 700; text-decoration: underline; }

/* ---------- CTA block ---------- */
.cta {
  text-align: center; position: relative; overflow: hidden;
  background:
    radial-gradient(500px 320px at 10% 100%, rgba(205, 241, 231, .7), transparent 70%),
    radial-gradient(420px 300px at 94% 0%, rgba(182, 219, 215, .5), transparent 70%),
    #FFFFFF;
  border-top: 1px solid var(--line);
}
.cta .drop-bg-l { position: absolute; left: -60px; bottom: -60px; width: 220px; height: 220px; background: var(--mint); border-radius: 50% 50% 0 50%; opacity: .8; }
.cta .drop-bg-r { position: absolute; right: -50px; top: -50px; width: 180px; height: 180px; background: var(--muted-teal); border-radius: 0 50% 50% 50%; opacity: .4; }
.cta h2 { font-size: clamp(26px, 3vw, 34px); font-weight: 800; letter-spacing: .04em; margin: 14px 0 20px; }
.cta p { color: var(--sub); max-width: 36em; margin: 0 auto 34px; font-size: 15px; }
.cta .small { font-size: 12.5px; margin-top: 18px; color: var(--sub); }

/* ---------- footer ---------- */
footer.site-footer { background: var(--mint-soft); border-top: 1px solid var(--line); color: var(--ink); padding: 64px 0 40px; }
.foot { display: grid; grid-template-columns: 1.4fr minmax(0, 1fr) minmax(0, 1fr); gap: 48px; font-size: 13.5px; }
.foot p { margin: 12px 0 0; color: var(--sub); line-height: 2; }
.foot-addr { font-size: 12.5px; letter-spacing: .01em; }
.foot-addr a { color: var(--sub); transition: color .2s; }
.foot-addr a:hover { color: var(--teal-deep); }
.foot h4 { font-size: 12px; letter-spacing: .18em; color: var(--teal-deep); margin: 0 0 14px; font-weight: 700; }
.foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.foot ul a { color: var(--sub); transition: color .2s; }
.foot ul a:hover { color: var(--teal-deep); }
.copyright {
  margin-top: 48px; padding-top: 24px; border-top: 1px solid #D8ECE5;
  font-size: 12px; color: var(--sub);
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
}
.social { display: flex; gap: 14px; align-items: center; }
.social a { display: grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; transition: background .2s; }
.social a:hover { background: #D8ECE5; }
.social svg { width: 15px; height: 15px; fill: var(--sub); transition: fill .2s; }
.social a:hover svg { fill: var(--teal-deep); }

/* ---------- 404 / thanks ---------- */
.simple-page { min-height: 52vh; display: grid; place-items: center; text-align: center; padding: 96px 24px; }
.simple-page h1 { font-size: clamp(26px, 3vw, 36px); font-weight: 800; letter-spacing: .04em; margin: 0 0 18px; }
.simple-page p { color: var(--sub); font-size: 15px; margin: 0 0 34px; }
.simple-page .actions { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; }

/* ---------- responsive ---------- */
/* 中間幅では3カラムが狭すぎて日本語が読みにくくなるため2カラムに落とす */
@media (min-width: 881px) and (max-width: 1080px) {
  .cards, .items-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 880px) {
  /* ナビは消さず、ヘッダー下の2段目に折り返す */
  .nav { height: auto; flex-wrap: wrap; padding-top: 14px; padding-bottom: 12px; row-gap: 12px; }
  .brand { margin-right: auto; }
  .nav-links {
    order: 3; width: 100%; gap: 20px; font-size: 13px;
    padding-top: 12px; border-top: 1px solid var(--line);
    justify-content: space-between;
  }
  .btn { padding: 10px 20px; font-size: 13px; }
  .hero .wrap { grid-template-columns: 1fr; min-height: auto; }
  .hero-art { height: 340px; }
  .drop-main { width: 240px; height: 240px; right: 4%; }
  .drop-sub { width: 110px; height: 110px; }
  .cards, .items-3, .foot { grid-template-columns: minmax(0, 1fr); }
  .two-col { grid-template-columns: minmax(0, 1fr) !important; }
  section { padding: 64px 0; }
  .step { grid-template-columns: 64px minmax(0, 1fr); gap: 18px; }
  .step .badge { width: 64px; height: 64px; font-size: 9px; }
  .step .badge b { font-size: 15px; }
  .step:not(:last-child)::before { left: 31px; }
}


/* ============================================================
   図版・装飾（写真を使わずに視覚的な変化をつけるためのパーツ）
   ロゴのモチーフ＝雫型と、点と線のネットワークを展開している
   ============================================================ */

/* ---------- コンセプト図：3つの入口 → ひとつの状態 ---------- */
.concept {
  margin-top: 56px;
  display: grid; grid-template-columns: minmax(0, 1fr) 120px minmax(0, .92fr);
  gap: 0; align-items: center;
}
.concept-from { list-style: none; margin: 0; padding: 0; display: grid; gap: 16px; }
.concept-from li {
  background: #fff; border: 1px solid var(--line); border-radius: 999px 999px 8px 999px;
  padding: 16px 26px; font-size: 14.5px; font-weight: 600;
  box-shadow: 0 2px 10px rgba(83, 180, 184, .07);
  display: flex; align-items: center; gap: 14px;
}
.concept-from li::before {
  content: ""; flex: none; width: 14px; height: 14px;
  background: var(--muted-teal); border-radius: 50% 50% 50% 0;
}
.concept-from li:nth-child(1)::before { background: var(--teal); }
.concept-from li:nth-child(3)::before { background: var(--mint); }
.concept-link { width: 120px; height: 190px; display: block; }
.concept-arrow { display: none; }
.concept-link path { fill: none; stroke: var(--muted-teal); stroke-width: 1.6; }
.concept-link circle { fill: var(--teal); }
.concept-to {
  background: linear-gradient(150deg, var(--mint) 0%, var(--mint-soft) 100%);
  border-radius: 0 var(--radius) var(--radius) var(--radius);
  padding: 34px 34px 30px; text-align: center;
  box-shadow: var(--card-shadow);
}
.concept-to .cap { font-size: 11px; letter-spacing: .2em; color: var(--teal-deep); font-weight: 700; }
.concept-to .big { font-size: clamp(22px, 2.4vw, 30px); font-weight: 800; letter-spacing: .04em; margin: 10px 0 8px; line-height: 1.5; }
.concept-to .sub { font-size: 13px; color: var(--sub); margin: 0; }

/* ---------- サービスカードの図版ヘッダー ---------- */
.card { padding: 0 0 34px; overflow: hidden; }
.card-cover { display: block; width: 100%; height: auto; aspect-ratio: 5 / 2.4; }
.card-body { padding: 26px 32px 0; display: flex; flex-direction: column; gap: 14px; flex: 1; }
.card .icon {
  width: 52px; height: 52px; margin-top: -50px; position: relative; z-index: 1;
  border: 3px solid #fff; box-shadow: 0 4px 14px rgba(83, 180, 184, .18);
}
.card:nth-child(2) .icon { border-radius: 50% 0 50% 50%; }

/* ---------- 詳細ページの図版バンド ---------- */
.motif-band { max-width: 1120px; margin: -30px auto 0; padding: 0 24px; }
.motif-band svg {
  display: block; width: 100%; height: auto; aspect-ratio: 4 / 1;
  border-radius: var(--drop-tl); box-shadow: var(--card-shadow); background: var(--mint-soft);
}

/* ---------- トップ About の引用パネル ---------- */
.quote-panel {
  background: #fff; border: 1px solid #E3F3ED; border-radius: var(--drop-br);
  padding: 44px 40px; box-shadow: var(--card-shadow); position: relative; overflow: hidden;
}
.quote-panel::after {
  content: ""; position: absolute; right: -46px; bottom: -46px;
  width: 150px; height: 150px; background: var(--mint-soft);
  border-radius: 50% 50% 50% 0; z-index: 0;
}
.quote-panel > * { position: relative; z-index: 1; }
.quote-panel .mark { font-size: 40px; color: var(--teal); line-height: 1; margin-bottom: 8px; }
.quote-panel p { margin: 0; font-size: 15px; line-height: 2.1; }
.quote-panel .accent { font-weight: 700; color: var(--teal-deep); }
.quote-panel .note { margin-top: 18px; font-size: 13px; color: var(--sub); }

/* ---------- セクション見出しの装飾 ---------- */
.sec-head { position: relative; }

@media (max-width: 880px) {
  .concept { grid-template-columns: minmax(0, 1fr); gap: 18px; }
  .concept-link { display: none; }
  /* 縦積みでは下向きの矢印に差し替える */
  .concept-arrow { display: block; height: 22px; position: relative; }
  .concept-arrow::before {
    content: ""; position: absolute; left: 50%; top: 0;
    width: 14px; height: 14px; transform: translateX(-50%) rotate(45deg);
    border-right: 2.5px solid var(--muted-teal); border-bottom: 2.5px solid var(--muted-teal);
  }
  .card-body { padding: 22px 26px 0; }
  .motif-band { margin-top: -20px; }
  .motif-band svg { aspect-ratio: 3 / 1.3; }
}