/* PonTap LP — お店のカウンターから始まる、やわらかい来店スタンプ。2026-11 作り直し */

:root {
  --cream: #fff8ee;
  --cream-deep: #fbefdc;
  --tint: #eef4ff;
  --surface: #ffffff;
  --ink: #12274a;
  --ink-mid: #34486b;
  --muted: #4d5f7e;
  --line: #e6dcc8;
  --blue: #1d57d8;
  --blue-dark: #153f9e;
  --orange: #f59e2b;
  --orange-dark: #e2870f;
  --coral: #b4412f;
  --font-sans: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic UI", "Meiryo", sans-serif;
  --radius: 16px;
  --radius-lg: 26px;
  --header-h: 60px;
  --shadow: 0 12px 30px rgb(18 39 74 / 9%);
  --wrap: min(1120px, calc(100% - 2.5rem));
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 12px);
  overflow-x: clip;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition-duration: 0.01ms !important; }
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a { color: var(--blue-dark); text-underline-offset: 3px; }
h1, h2, h3 { margin: 0; line-height: 1.4; letter-spacing: 0.01em; word-break: auto-phrase; text-wrap: balance; }
p, li, dd, dt, figcaption { word-break: auto-phrase; text-wrap: pretty; }
p, ul, ol, dl, dd, figure { margin: 0; padding: 0; }
li { list-style: none; }

.wrap { width: var(--wrap); margin-inline: auto; }
.wrap--narrow { width: min(820px, calc(100% - 2.5rem)); }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link { position: absolute; left: 8px; top: -60px; z-index: 100; padding: 10px 14px; background: var(--ink); color: #fff; border-radius: 8px; }
.skip-link:focus { top: 8px; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; }

/* ---------- ボタン ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px; padding: 0 1.7rem; border-radius: 999px; border: 2px solid transparent;
  font: inherit; font-weight: 800; line-height: 1.2; text-decoration: none; white-space: nowrap; cursor: pointer;
  transition: background-color 0.15s, transform 0.15s;
}
.btn-primary { background: var(--orange); color: var(--ink); box-shadow: 0 6px 16px rgb(226 135 15 / 32%); }
.btn-primary:hover { background: var(--orange-dark); color: var(--ink); }
.btn-sm { min-height: 44px; padding: 0 1.2rem; font-size: 14px; }
.btn-lg { min-height: 58px; padding: 0 2.3rem; font-size: 17px; }
.btn-outline { min-height: 48px; background: var(--surface); border-color: var(--blue); color: var(--blue-dark); }
.btn-outline:hover { background: var(--tint); }
.text-link { display: inline-flex; align-items: center; min-height: 44px; padding: 0 0.4rem; font-weight: 700; color: var(--blue-dark); }
.text-link--on-dark { color: #fff; }

/* ---------- ヘッダー ---------- */
.site-header { position: sticky; top: 0; z-index: 50; background: rgb(255 248 238 / 94%); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.site-header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: var(--header-h); }
.site-logo { display: flex; min-height: 44px; align-items: center; gap: 0.6rem; text-decoration: none; color: var(--muted); }
.site-logo img { width: 124px; height: auto; }
.site-logo-by { font-size: 12px; font-weight: 700; color: var(--muted); }
.site-nav { display: none; gap: 0.2rem; }
.site-nav a { display: inline-flex; align-items: center; min-height: 44px; padding: 0 0.8rem; color: var(--ink-mid); font-size: 15px; font-weight: 700; text-decoration: none; border-radius: 8px; }
.site-nav a:hover { background: var(--cream-deep); color: var(--ink); }
.header-actions { display: flex; align-items: center; gap: 0.5rem; }
.header-cta, .header-contact { display: none; }
.menu-toggle { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); cursor: pointer; }
.menu-toggle-icon, .menu-toggle-icon::before, .menu-toggle-icon::after { display: block; width: 20px; height: 2px; background: var(--ink); border-radius: 2px; content: ""; }
.menu-toggle-icon { position: relative; }
.menu-toggle-icon::before { position: absolute; top: -6px; }
.menu-toggle-icon::after { position: absolute; top: 6px; }
.mobile-nav { display: none; position: sticky; top: var(--header-h); z-index: 49; background: var(--surface); border-bottom: 1px solid var(--line); box-shadow: var(--shadow); }
.mobile-nav.is-open { display: block; }
.mobile-nav-list a { display: flex; align-items: center; min-height: 48px; padding: 0 1.25rem; color: var(--ink); font-weight: 700; text-decoration: none; border-top: 1px solid var(--cream-deep); }

@media (min-width: 1000px) {
  .site-logo img { width: 150px; }
  .site-nav { display: flex; }
  .header-cta { display: inline-flex; }
  .header-contact { display: inline-flex; font-size: 14px; }
  .menu-toggle, .mobile-nav { display: none !important; }
}

/* ---------- ヒーロー ---------- */
.hero { padding: 1.4rem 0 0; background: radial-gradient(900px 420px at 90% -10%, rgb(29 87 216 / 8%), transparent 70%), var(--cream); }
.hero-grid { display: grid; gap: 1.2rem; align-items: center; }
.hero-eyebrow { display: inline-block; margin-bottom: 0.7rem; padding: 0.15rem 0.9rem; background: var(--tint); color: var(--blue-dark); border-radius: 999px; font-size: 13.5px; font-weight: 800; }
.hero h1 { font-size: clamp(27px, 7.4vw, 46px); line-height: 1.35; font-weight: 800; }
.hero-lead { margin-top: 0.9rem; max-width: 34em; color: var(--ink-mid); }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 0.3rem 1.2rem; margin-top: 1.2rem; }
.hero-chips { display: flex; flex-wrap: wrap; gap: 0.4rem 0.6rem; margin-top: 0.9rem; }
.hero-chips li { padding: 0.15rem 0.8rem; background: var(--surface); border: 1px solid var(--line); border-radius: 999px; font-size: 14px; font-weight: 700; color: var(--ink-mid); }
.hero-visual { position: relative; }
.hero-visual > img:first-child { width: 100%; border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.hero-badge { position: absolute; left: -6px; bottom: -14px; width: 84px; height: 84px; filter: drop-shadow(0 4px 8px rgb(18 39 74 / 25%)); }

.stat-strip { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 0.4rem 2.5rem; margin: 1.8rem 0 0; padding: 0.9rem 1.5rem; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.stat { display: flex; align-items: baseline; gap: 0.6rem; }
.stat dt { font-size: 14px; font-weight: 700; color: var(--muted); }
.stat dd { font-size: 28px; font-weight: 800; color: var(--blue-dark); line-height: 1.2; }
.stat-note { font-size: 13px; color: var(--muted); }

@media (min-width: 960px) {
  .hero { padding-top: 2.6rem; }
  .hero-grid { grid-template-columns: 1fr 1.02fr; gap: 3rem; }
  .hero h1 { font-size: 44px; }
  .hero-badge { width: 110px; height: 110px; left: -22px; bottom: -22px; }
  .stat-strip { margin-top: 2.4rem; }
}

/* ---------- セクション共通 ---------- */
.section { padding: 3.4rem 0; }
.section--white { background: var(--surface); }
.section--tint { background: var(--tint); }
.section--paper { background: var(--cream-deep); }
.section-head { margin-bottom: 2rem; }
.section-head--center { text-align: center; }
.section-head--center .section-lead { margin-inline: auto; }
.section-kicker { margin-bottom: 0.3rem; font-size: 14px; font-weight: 800; letter-spacing: 0.12em; color: var(--coral); }
.section-title { font-size: clamp(22px, 5.6vw, 32px); font-weight: 800; }
.section-lead { margin-top: 0.8rem; max-width: 40em; color: var(--ink-mid); }
.note { margin-top: 0.6rem; font-size: 14px; color: var(--muted); }
@media (min-width: 960px) { .section { padding: 5rem 0; } }

/* ---------- 課題 ---------- */
.issue-grid { display: grid; gap: 0.9rem; }
.issue-card { display: grid; grid-template-columns: 76px 1fr; gap: 1rem; align-items: center; padding: 0.9rem 1rem; background: var(--cream); border-radius: var(--radius); }
.issue-card img { width: 76px; height: 76px; border-radius: 16px; }
.issue-card p { font-weight: 800; font-size: 16.5px; line-height: 1.55; }
.bridge { margin-top: 2.2rem; padding: 1.6rem 1.4rem; text-align: center; background: var(--tint); border-radius: var(--radius-lg); }
.bridge-lead { font-size: clamp(20px, 5vw, 26px); font-weight: 800; }
.bridge-lead strong { color: var(--blue-dark); }
.bridge-def { margin: 0.7rem auto 0; max-width: 44em; color: var(--ink-mid); font-size: 15.5px; text-align: left; }
@media (min-width: 860px) {
  .issue-grid { grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
  .issue-card { grid-template-columns: 1fr; justify-items: center; text-align: center; padding: 1.5rem 1.2rem; gap: 0.8rem; }
  .issue-card img { width: 128px; height: 128px; }
  .bridge-def { text-align: center; }
}

/* ---------- 仕組み ---------- */
.steps { display: grid; gap: 1rem; counter-reset: s; }
.step { background: var(--surface); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); }
.step img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.step h3 { padding: 0.9rem 1.1rem 1.1rem; font-size: 17px; font-weight: 800; display: flex; gap: 0.6rem; align-items: flex-start; }
.num { flex: none; display: inline-grid; place-items: center; width: 1.7rem; height: 1.7rem; background: var(--blue); color: #fff; border-radius: 50%; font-size: 14px; font-weight: 800; }
.points { display: grid; gap: 0.7rem; margin-top: 1.6rem; }
.points li { padding: 0.9rem 1.1rem; background: var(--tint); border-radius: var(--radius); font-size: 15.5px; color: var(--ink-mid); }
.points strong { display: block; color: var(--ink); font-size: 16.5px; }
@media (min-width: 860px) {
  .steps { grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
  .points { grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
}

/* ---------- 事例 ---------- */
.case-grid { display: grid; gap: 1.3rem; }
.case-card { display: flex; flex-direction: column; overflow: hidden; background: var(--surface); border-radius: var(--radius-lg); box-shadow: var(--shadow); color: var(--ink); text-decoration: none; transition: transform 0.15s; }
.case-card:hover { transform: translateY(-3px); }
.case-card img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }
.case-body { display: flex; flex-direction: column; flex: 1; padding: 1.1rem 1.25rem 1.3rem; }
.case-cat { align-self: flex-start; padding: 0.05rem 0.8rem; background: var(--cream-deep); color: var(--coral); border-radius: 999px; font-size: 13px; font-weight: 800; }
.case-body h3 { margin-top: 0.5rem; font-size: 19px; font-weight: 800; }
.case-body > p:not(.case-cat) { margin-top: 0.5rem; font-size: 15px; color: var(--ink-mid); }
.case-more { margin-top: auto; padding-top: 0.8rem; font-weight: 800; color: var(--blue-dark); }
.case-more::after { content: " ›"; }
@media (min-width: 860px) { .case-grid { grid-template-columns: repeat(3, 1fr); gap: 1.5rem; } }

.cta-line { display: grid; gap: 0.6rem; justify-items: center; margin-top: 2.2rem; padding: 1.4rem 1rem; text-align: center; border-top: 1px dashed #b9c7e6; }
.cta-line > p { font-weight: 800; }
.cta-line-actions { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 0.3rem 1.2rem; }

/* ---------- 安全性 ---------- */
.compare-pair { display: grid; gap: 1rem; }
.compare-fig { overflow: hidden; background: var(--cream); border-radius: var(--radius-lg); border: 2px solid var(--line); }
.compare-fig--nfc { border-color: var(--blue); }
.compare-fig img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.compare-fig figcaption { padding: 0.9rem 1.1rem 1.1rem; font-size: 15.5px; color: var(--ink-mid); }
.compare-fig strong { display: block; font-size: 17px; color: var(--ink); }
.patent { display: flex; align-items: center; gap: 1rem; margin: 1.4rem auto 0; max-width: 40rem; }
.patent img { flex: none; width: 76px; height: 76px; }
.patent p { font-weight: 800; }
.table-title { margin: 2.2rem 0 0.8rem; text-align: center; font-size: 20px; font-weight: 800; }
.table-wrap { overflow-x: auto; }
table { width: 100%; min-width: 520px; border-collapse: separate; border-spacing: 0; font-size: 15px; }
th, td { padding: 0.75rem 0.6rem; text-align: center; border-bottom: 1px solid var(--line); }
thead th { font-size: 14px; color: var(--ink-mid); line-height: 1.4; }
tbody th { text-align: left; font-weight: 700; }
.col-self { background: var(--tint); color: var(--blue-dark); font-weight: 800; }
td.col-self { font-size: 20px; }
@media (min-width: 760px) { .compare-pair { grid-template-columns: 1fr 1fr; gap: 1.5rem; } }

/* ---------- 目的 ---------- */
.purpose-grid { display: grid; gap: 1rem; }
.purpose-card { display: grid; grid-template-columns: 84px 1fr; grid-template-areas: "img h" "img p" "img eg"; gap: 0.1rem 1rem; align-items: start; padding: 1rem; background: var(--surface); border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.purpose-card img { grid-area: img; width: 84px; height: 84px; border-radius: 16px; }
.purpose-card h3 { grid-area: h; font-size: 18px; font-weight: 800; }
.purpose-card p { grid-area: p; font-size: 15px; color: var(--ink-mid); }
.purpose-card .eg { grid-area: eg; margin-top: 0.3rem; font-size: 14px; color: var(--muted); }
.purpose-foot { margin-top: 1.4rem; text-align: center; color: var(--ink-mid); font-size: 15px; }
@media (min-width: 860px) {
  .purpose-grid { grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
  .purpose-card { grid-template-columns: 1fr; grid-template-areas: "img" "h" "p" "eg"; justify-items: start; padding: 1.5rem; gap: 0.5rem; }
  .purpose-card img { width: 128px; height: 128px; }
}

/* ---------- 導入の流れ ---------- */
.prep { display: grid; gap: 0.8rem; }
.prep li { display: grid; grid-template-columns: 72px 1fr; grid-template-areas: "img h" "img b"; align-items: center; gap: 0 1rem; padding: 0.8rem 1rem; background: var(--surface); border-radius: var(--radius); }
.prep img { grid-area: img; width: 72px; height: 72px; border-radius: 14px; }
.prep h3 { grid-area: h; font-size: 16px; font-weight: 800; display: flex; gap: 0.5rem; align-items: center; }
.prep-goal { background: #fff3df !important; border: 2px solid var(--orange); }
.prep-badge { grid-area: b; justify-self: start; margin-top: 0.2rem; padding: 0 0.8rem; background: var(--orange); color: var(--ink); border-radius: 999px; font-weight: 800; font-size: 14px; }
.design-box { margin-top: 2.2rem; padding: 1.6rem 1.4rem; background: var(--surface); border-radius: var(--radius-lg); text-align: center; }
.design-box h3 { font-size: 19px; font-weight: 800; }
.design-box > p { margin-top: 0.4rem; color: var(--ink-mid); font-size: 15px; }
.design-steps { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.5rem; margin: 1rem 0 1.2rem; counter-reset: d; }
.design-steps li { counter-increment: d; padding: 0.2rem 0.9rem 0.2rem 0.5rem; background: var(--tint); border-radius: 999px; font-weight: 700; font-size: 14.5px; display: flex; align-items: center; gap: 0.4rem; }
.design-steps li::before { content: counter(d); display: grid; place-items: center; width: 1.5rem; height: 1.5rem; background: var(--blue); color: #fff; border-radius: 50%; font-size: 12.5px; font-weight: 800; }
@media (min-width: 900px) {
  .prep { grid-template-columns: repeat(4, 1fr); gap: 1.2rem; }
  .prep li { grid-template-columns: 1fr; grid-template-areas: "img" "h" "b"; justify-items: center; text-align: center; padding: 1.4rem 1rem; gap: 0.7rem; }
  .prep img { width: 120px; height: 120px; }
  .prep h3 { flex-direction: column; }
  .prep-badge { justify-self: center; }
}

/* ---------- 費用 ---------- */
.price-panel { display: grid; gap: 1.4rem; padding: 1.8rem 1.4rem; background: var(--cream); border: 2px solid var(--orange); border-radius: var(--radius-lg); }
.price-line { margin-top: 1rem; font-size: 17px; font-weight: 700; }
.price-line strong { font-size: 34px; font-weight: 800; color: var(--ink); margin: 0 0.1rem; }
.price-line span { display: inline-block; font-size: 14px; color: var(--muted); font-weight: 600; }
.price-includes { display: grid; grid-template-columns: 1fr 1fr; gap: 0.5rem; margin-bottom: 1.2rem; }
.price-includes li { padding: 0.55rem 0.8rem; background: var(--surface); border-radius: 10px; font-size: 15px; font-weight: 700; }
@media (min-width: 860px) { .price-panel { grid-template-columns: 1.1fr 0.9fr; gap: 3rem; padding: 2.4rem; align-items: center; } }

/* ---------- FAQ ---------- */
.faq-list { display: grid; gap: 0.7rem; }
.faq-item { background: var(--surface); border-radius: var(--radius); border: 1px solid var(--line); }
.faq-item summary { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 56px; padding: 0.7rem 1.1rem; font-weight: 800; cursor: pointer; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; flex: none; display: grid; place-items: center; width: 1.8rem; height: 1.8rem; border: 1.5px solid var(--ink); border-radius: 50%; font-size: 18px; line-height: 1; }
.faq-item[open] summary::after { content: "−"; background: var(--ink); color: #fff; }
.faq-answer { padding: 0 1.1rem 1.1rem; color: var(--ink-mid); font-size: 15.5px; }

/* ---------- 最終 CTA ---------- */
.cta-band { padding: 3.4rem 0; background: var(--ink); color: #fff; }
.cta-band-inner { display: grid; gap: 1.4rem; align-items: center; }
.cta-band h2 { font-size: clamp(22px, 5.6vw, 30px); font-weight: 800; }
.cta-band p { margin-top: 0.5rem; color: #e3eaf6; font-size: 15.5px; }
.cta-band-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 0.3rem 1.2rem; }
@media (min-width: 860px) { .cta-band-inner { grid-template-columns: 1fr auto; gap: 3rem; } }

/* ---------- フッター ---------- */
.site-footer { padding: 2.4rem 0 6rem; background: var(--cream-deep); font-size: 14px; color: var(--ink-mid); }
.footer-top { display: grid; gap: 1.5rem; }
.footer-brand { font-size: 20px; font-weight: 800; color: var(--ink); }
.footer-tag { color: var(--muted); }
.footer-nav { display: grid; gap: 1.2rem; }
.footer-head { margin: 0.4rem 0 0.2rem; font-weight: 800; color: var(--ink); }
.footer-nav ul a { display: inline-flex; align-items: center; min-height: 36px; color: var(--ink); }
.footer-bottom { margin-top: 1.4rem; padding-top: 1rem; border-top: 1px solid var(--line); display: grid; gap: 0.3rem; color: var(--muted); }
@media (min-width: 860px) {
  .site-footer { padding-bottom: 2.4rem; }
  .footer-top { grid-template-columns: 0.6fr 2fr; }
  .footer-nav { grid-template-columns: repeat(3, 1fr); }
}

/* ---------- スマホの追従 CTA ---------- */
.mobile-bar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; display: flex; justify-content: center; padding: 0.6rem 1rem calc(0.6rem + env(safe-area-inset-bottom)); background: rgb(255 248 238 / 96%); border-top: 1px solid var(--line); transform: translateY(110%); transition: transform 0.25s; }
.mobile-bar.is-visible { transform: none; }
.mobile-bar .btn { width: 100%; max-width: 420px; }
@media (min-width: 860px) { .mobile-bar { display: none; } }

@media (max-width: 480px) {
  .btn-lg { width: 100%; padding: 0 1rem; }
  .hero-actions, .cta-line-actions, .cta-band-actions { flex-direction: column; align-items: stretch; text-align: center; }
  .text-link { justify-content: center; }
}
@media (max-width: 600px) {
  table { min-width: 0; table-layout: fixed; font-size: 13px; }
  th, td { padding: 0.6rem 0.2rem; }
  thead th { font-size: 10.5px; padding: 0.6rem 0.02rem; word-break: keep-all; }
  thead th:first-child, tbody th { width: 26%; }
  tbody th { font-size: 11.5px; padding: 0.6rem 0.1rem 0.6rem 0.3rem; }
  td.col-self { font-size: 18px; }
  .step img { aspect-ratio: 16 / 10; }
}