/* ═══════════════════════════════════════════════════════════════════
   style.css — お宝ファインダー 販売LP
   デザイントークンは本体プロダクト python_tool/static/design-tokens.css の
   値をそのまま踏襲し、ブランド一貫性を保つ（Premium Light / Enterprise AI）
   ─────────────────────────────────────────────────────────────────── */

:root {
  --ot-bg: #f7f8fa;
  --ot-surface: #ffffff;
  --ot-surface-alt: #f1f3f6;
  --ot-border: #e2e6ec;

  --ot-text-primary: #1a2332;
  --ot-text-secondary: #5b6472;
  --ot-text-muted: #8a92a0;

  --ot-navy: #12213f;
  --ot-navy-light: #1e335c;
  --ot-blue: #2563eb;
  --ot-blue-light: #eaf1ff;
  --ot-green: #0f9d68;
  --ot-green-light: #e8f8f1;
  --ot-gold: #b8873a;
  --ot-gold-light: #fbf3e4;

  --ot-danger: #c0392b;

  --ot-space-1: 4px;
  --ot-space-2: 8px;
  --ot-space-3: 12px;
  --ot-space-4: 16px;
  --ot-space-5: 24px;
  --ot-space-6: 32px;
  --ot-space-7: 48px;
  --ot-space-8: 64px;
  --ot-space-9: 96px;

  --ot-radius-sm: 6px;
  --ot-radius-md: 10px;
  --ot-radius-lg: 16px;
  --ot-radius-xl: 24px;
  --ot-radius-pill: 999px;

  --ot-shadow-sm: 0 1px 2px rgba(18, 33, 63, 0.06);
  --ot-shadow-md: 0 4px 16px rgba(18, 33, 63, 0.08);
  --ot-shadow-lg: 0 12px 32px rgba(18, 33, 63, 0.12);

  --ot-font: "Segoe UI", "Hiragino Kaku Gothic ProN", "Yu Gothic UI", "Meiryo", -apple-system, BlinkMacSystemFont, sans-serif;
  --ot-fs-xs: 12px;
  --ot-fs-sm: 13px;
  --ot-fs-base: 15px;
  --ot-fs-md: 17px;
  --ot-fs-lg: 20px;
  --ot-fs-xl: 26px;
  --ot-fs-2xl: 34px;
  --ot-fs-3xl: 44px;
  --ot-fw-regular: 400;
  --ot-fw-medium: 500;
  --ot-fw-bold: 700;

  --container-w: 1140px;
}

* , *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--ot-font);
  background: var(--ot-bg);
  color: var(--ot-text-primary);
  font-size: var(--ot-fs-base);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p { margin: 0; }
.container { max-width: var(--container-w); margin: 0 auto; padding: 0 24px; }

/* ── ヘッダー ── */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--ot-border);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: var(--ot-fw-bold); font-size: 17px; color: var(--ot-navy); text-decoration: none; }
.brand-mark { width: 30px; height: 30px; flex: none; }
.header-nav { display: flex; align-items: center; gap: 28px; }
.header-nav a { font-size: 14px; font-weight: var(--ot-fw-medium); color: var(--ot-text-secondary); text-decoration: none; }
.header-nav a:hover { color: var(--ot-navy); }
.header-cta { display: flex; align-items: center; gap: 12px; }

/* ── ボタン ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--ot-font); font-weight: var(--ot-fw-bold);
  border-radius: var(--ot-radius-sm); padding: 13px 26px; font-size: 15px;
  border: 1px solid transparent; cursor: pointer; text-decoration: none;
  transition: background-color .15s ease, border-color .15s ease, transform .05s ease, box-shadow .15s ease;
  line-height: 1.2; white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--ot-blue); color: #fff; box-shadow: 0 6px 18px rgba(37,99,235,.28); }
.btn-primary:hover { background: #1d4ed8; }
.btn-navy { background: var(--ot-navy); color: #fff; }
.btn-navy:hover { background: var(--ot-navy-light); }
.btn-secondary { background: #fff; color: var(--ot-text-primary); border-color: var(--ot-border); }
.btn-secondary:hover { background: var(--ot-surface-alt); }
.btn-sm { padding: 9px 16px; font-size: 13px; }
.btn-block { width: 100%; }

.badge { display: inline-flex; align-items: center; gap: 4px; font-size: var(--ot-fs-xs); font-weight: var(--ot-fw-bold); padding: 4px 11px; border-radius: var(--ot-radius-pill); }
.badge-blue { background: var(--ot-blue-light); color: #1d4ed8; }
.badge-green { background: var(--ot-green-light); color: #0b7a51; }
.badge-gold { background: var(--ot-gold-light); color: #8a6423; }
.badge-beta { background: #fff3e0; color: #b8631f; }

.eyebrow { display: inline-block; font-size: 13px; font-weight: var(--ot-fw-bold); color: var(--ot-blue); letter-spacing: .04em; margin-bottom: 14px; }

/* ── セクション共通 ── */
section { padding: var(--ot-space-9) 0; }
.section-head { max-width: 720px; margin: 0 auto var(--ot-space-7); text-align: center; }
.section-head h2 { font-size: var(--ot-fs-2xl); font-weight: var(--ot-fw-bold); color: var(--ot-navy); letter-spacing: -.01em; }
.section-head p { margin-top: 14px; font-size: 16px; color: var(--ot-text-secondary); }
.section-alt { background: var(--ot-surface); border-top: 1px solid var(--ot-border); border-bottom: 1px solid var(--ot-border); }

.card {
  background: var(--ot-surface); border: 1px solid var(--ot-border); border-radius: var(--ot-radius-lg);
  box-shadow: var(--ot-shadow-sm); padding: var(--ot-space-6);
}

/* ── HERO ── */
.hero { padding: 76px 0 var(--ot-space-9); overflow: hidden; }
.hero .container { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.hero-copy h1 {
  font-size: var(--ot-fs-3xl); line-height: 1.35; font-weight: var(--ot-fw-bold);
  color: var(--ot-navy); letter-spacing: -.015em;
}
.hero-copy .accent { color: var(--ot-blue); }
.hero-sub { margin-top: 22px; font-size: 17px; color: var(--ot-text-secondary); max-width: 46ch; }
.hero-actions { margin-top: 32px; display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.hero-note { margin-top: 14px; font-size: 13px; color: var(--ot-text-muted); }
.hero-trust { margin-top: 36px; display: flex; gap: 22px; flex-wrap: wrap; }
.hero-trust li { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--ot-text-secondary); font-weight: var(--ot-fw-medium); }
.hero-trust .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--ot-green); flex: none; }

/* ── UI モックカード（実際のデザイントークン準拠の再現図。実画面キャプチャではない） ── */
.mock-frame {
  background: var(--ot-surface); border: 1px solid var(--ot-border); border-radius: var(--ot-radius-xl);
  box-shadow: var(--ot-shadow-lg); overflow: hidden;
}
.mock-topbar { display: flex; align-items: center; gap: 8px; padding: 12px 16px; background: var(--ot-surface-alt); border-bottom: 1px solid var(--ot-border); }
.mock-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--ot-border); }
.mock-topbar-title { margin-left: 8px; font-size: 12px; color: var(--ot-text-muted); font-weight: var(--ot-fw-medium); }
.mock-body { padding: 20px; display: flex; flex-direction: column; gap: 14px; }
.mock-search { display: flex; align-items: center; gap: 10px; background: var(--ot-surface-alt); border: 1px solid var(--ot-border); border-radius: var(--ot-radius-sm); padding: 12px 14px; font-size: 13.5px; color: var(--ot-text-secondary); }
.mock-search svg { flex: none; color: var(--ot-text-muted); }
.mock-callout { position: relative; }
.mock-tag {
  position: absolute; font-size: 11px; font-weight: var(--ot-fw-bold); color: #fff; background: var(--ot-navy);
  padding: 4px 10px; border-radius: var(--ot-radius-pill); white-space: nowrap; box-shadow: var(--ot-shadow-sm);
}
.mock-tag::after { content: ''; position: absolute; width: 8px; height: 8px; background: var(--ot-navy); left: 14px; bottom: -3px; transform: rotate(45deg); }
.mock-tag-1 { top: -12px; left: 14px; }
.mock-tag-2 { top: 74px; right: -6px; }
.mock-pick-row { display: flex; align-items: center; justify-content: space-between; padding: 12px 14px; border: 1px solid var(--ot-border); border-radius: var(--ot-radius-md); background: #fff; }
.mock-pick-row + .mock-pick-row { margin-top: 8px; }
.mock-pick-left { display: flex; align-items: center; gap: 10px; }
.mock-thumb { width: 38px; height: 38px; border-radius: 8px; background: var(--ot-surface-alt); flex: none; }
.mock-pick-title { font-size: 13px; font-weight: var(--ot-fw-medium); color: var(--ot-text-primary); }
.mock-pick-sub { font-size: 11.5px; color: var(--ot-text-muted); margin-top: 2px; }
.mock-pick-score { font-size: 12px; font-weight: var(--ot-fw-bold); padding: 3px 9px; border-radius: var(--ot-radius-pill); }
.mock-score-a { background: var(--ot-green-light); color: #0b7a51; }
.mock-score-b { background: var(--ot-gold-light); color: #8a6423; }
.mock-score-c { background: var(--ot-surface-alt); color: var(--ot-text-secondary); }

/* ── PROBLEM ── */
.problem-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px; align-items: center; }
.problem-loop { display: flex; flex-direction: column; gap: 0; }
.loop-step { display: flex; align-items: center; gap: 14px; padding: 13px 0; border-bottom: 1px dashed var(--ot-border); }
.loop-step:last-child { border-bottom: none; }
.loop-num { flex: none; width: 26px; height: 26px; border-radius: 50%; background: var(--ot-surface-alt); color: var(--ot-text-secondary); font-size: 12px; font-weight: var(--ot-fw-bold); display: flex; align-items: center; justify-content: center; }
.loop-step span.txt { font-size: 14.5px; color: var(--ot-text-secondary); }
.loop-repeat { margin-top: 14px; display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--ot-danger); font-weight: var(--ot-fw-bold); }

/* ── FLOW（解決策） ── */
.flow-rail { display: flex; align-items: stretch; gap: 0; overflow-x: auto; padding-bottom: 8px; }
.flow-step {
  flex: 1 0 150px; background: var(--ot-surface); border: 1px solid var(--ot-border); border-radius: var(--ot-radius-md);
  padding: 20px 16px; text-align: center; position: relative; margin-right: 28px;
}
.flow-step:last-child { margin-right: 0; }
.flow-step::after {
  content: '›'; position: absolute; right: -24px; top: 50%; transform: translateY(-50%);
  font-size: 22px; color: var(--ot-border); font-weight: var(--ot-fw-bold);
}
.flow-step:last-child::after { content: none; }
.flow-icon { width: 42px; height: 42px; border-radius: 12px; background: var(--ot-blue-light); color: var(--ot-blue); display: flex; align-items: center; justify-content: center; margin: 0 auto 12px; }
.flow-title { font-size: 13.5px; font-weight: var(--ot-fw-bold); color: var(--ot-text-primary); }
.flow-desc { font-size: 12px; color: var(--ot-text-muted); margin-top: 6px; line-height: 1.5; }

/* ── 機能セクション（中国輸入・国内せどり） ── */
.feature-section .container { display: grid; grid-template-columns: .95fr 1.05fr; gap: 56px; align-items: start; }
.feature-list { display: grid; gap: 16px; margin-top: 28px; }
.feature-item { display: flex; gap: 14px; }
.feature-item-icon { flex: none; width: 40px; height: 40px; border-radius: 10px; background: var(--ot-blue-light); color: var(--ot-blue); display: flex; align-items: center; justify-content: center; }
.feature-item-icon.gold { background: var(--ot-gold-light); color: #8a6423; }
.feature-item-icon.green { background: var(--ot-green-light); color: #0b7a51; }
.feature-item h4 { font-size: 15px; font-weight: var(--ot-fw-bold); color: var(--ot-text-primary); }
.feature-item p { font-size: 13.5px; color: var(--ot-text-secondary); margin-top: 4px; }
.feature-note { margin-top: 22px; font-size: 12.5px; color: var(--ot-text-muted); border-left: 3px solid var(--ot-border); padding-left: 12px; }

/* ── MODE A/B/C ── */
.mode-flow { display: flex; align-items: center; gap: 0; overflow-x: auto; margin: 28px 0 36px; }
.mode-flow .flow-step { flex: 1 0 130px; padding: 16px 12px; }
.mode-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.mode-card { background: var(--ot-surface); border: 1px solid var(--ot-border); border-radius: var(--ot-radius-lg); padding: 26px; }
.mode-letter {
  width: 34px; height: 34px; border-radius: 10px; background: var(--ot-navy); color: #fff; font-weight: var(--ot-fw-bold);
  display: flex; align-items: center; justify-content: center; font-size: 15px; margin-bottom: 14px;
}
.mode-card h4 { font-size: 15.5px; font-weight: var(--ot-fw-bold); color: var(--ot-text-primary); }
.mode-card .mode-q { font-size: 13px; color: var(--ot-blue); font-weight: var(--ot-fw-medium); margin-top: 4px; }
.mode-card p { font-size: 13.5px; color: var(--ot-text-secondary); margin-top: 12px; }

/* ── Before / After ── */
.ba-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.ba-card { border-radius: var(--ot-radius-lg); padding: 30px; border: 1px solid var(--ot-border); }
.ba-before { background: var(--ot-surface); }
.ba-after { background: var(--ot-navy); color: #fff; }
.ba-label { font-size: 12px; font-weight: var(--ot-fw-bold); letter-spacing: .08em; text-transform: uppercase; }
.ba-before .ba-label { color: var(--ot-danger); }
.ba-after .ba-label { color: #7fb8ff; }
.ba-card h3 { font-size: 20px; font-weight: var(--ot-fw-bold); margin-top: 8px; }
.ba-list { margin-top: 20px; display: flex; flex-direction: column; gap: 10px; }
.ba-list li { font-size: 14px; padding: 10px 12px; border-radius: var(--ot-radius-sm); }
.ba-before .ba-list li { background: var(--ot-surface-alt); color: var(--ot-text-secondary); }
.ba-after .ba-list li { background: rgba(255,255,255,.08); color: #e7edf7; }
.ba-time { margin-top: 22px; font-size: 13px; color: var(--ot-text-muted); }
.ba-after .ba-time { color: #a9bad8; }

/* ── AIがやっていること ── */
.ai-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.ai-step { text-align: center; }
.ai-step-icon { width: 56px; height: 56px; border-radius: 16px; background: var(--ot-surface); border: 1px solid var(--ot-border); display: flex; align-items: center; justify-content: center; margin: 0 auto 14px; color: var(--ot-blue); box-shadow: var(--ot-shadow-sm); }
.ai-step h4 { font-size: 14px; font-weight: var(--ot-fw-bold); }
.ai-step p { font-size: 12.5px; color: var(--ot-text-muted); margin-top: 6px; }
.ai-disclaimer { margin-top: 32px; text-align: center; background: var(--ot-gold-light); color: #8a6423; border-radius: var(--ot-radius-md); padding: 16px 24px; font-size: 13.5px; font-weight: var(--ot-fw-medium); }

/* ── 初心者向け ── */
.beginner-card { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.beginner-item { background: var(--ot-surface); border: 1px solid var(--ot-border); border-radius: var(--ot-radius-lg); padding: 28px; }
.beginner-item .num { font-size: 12px; font-weight: var(--ot-fw-bold); color: var(--ot-blue); }
.beginner-item h4 { font-size: 15.5px; font-weight: var(--ot-fw-bold); margin-top: 8px; }
.beginner-item p { font-size: 13.5px; color: var(--ot-text-secondary); margin-top: 8px; }

/* ── PRICING ── */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: stretch; }
.plan-card { background: var(--ot-surface); border: 1px solid var(--ot-border); border-radius: var(--ot-radius-lg); padding: 30px; display: flex; flex-direction: column; }
.plan-card.featured { border-color: var(--ot-blue); box-shadow: 0 0 0 3px var(--ot-blue-light), var(--ot-shadow-md); position: relative; }
.plan-featured-tag { position: absolute; top: -13px; left: 24px; background: var(--ot-blue); color: #fff; font-size: 11.5px; font-weight: var(--ot-fw-bold); padding: 5px 12px; border-radius: var(--ot-radius-pill); }
.plan-name { font-size: 14px; font-weight: var(--ot-fw-bold); color: var(--ot-text-secondary); text-transform: uppercase; letter-spacing: .04em; }
.plan-price { margin-top: 10px; display: flex; align-items: baseline; gap: 6px; }
.plan-price .amount { font-size: 34px; font-weight: var(--ot-fw-bold); color: var(--ot-navy); }
.plan-price .unit { font-size: 13px; color: var(--ot-text-muted); }
.plan-desc { margin-top: 6px; font-size: 12.5px; color: var(--ot-text-muted); }
.plan-features { margin-top: 22px; display: flex; flex-direction: column; gap: 11px; flex: 1; }
.plan-features li { display: flex; align-items: flex-start; gap: 9px; font-size: 13.5px; color: var(--ot-text-secondary); }
.plan-features li svg { flex: none; margin-top: 2px; color: var(--ot-green); }
.plan-features li.disabled { color: var(--ot-text-muted); text-decoration: line-through; }
.plan-features li.disabled svg { color: var(--ot-border); }
.plan-card .btn { margin-top: 24px; }
.pricing-addon { margin-top: 28px; text-align: center; font-size: 13.5px; color: var(--ot-text-secondary); background: var(--ot-surface-alt); border-radius: var(--ot-radius-md); padding: 16px 22px; }
.pricing-addon strong { color: var(--ot-text-primary); }
.pricing-footnote { margin-top: 20px; text-align: center; font-size: 12px; color: var(--ot-text-muted); }

/* ── FAQ ── */
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item { background: var(--ot-surface); border: 1px solid var(--ot-border); border-radius: var(--ot-radius-md); overflow: hidden; }
.faq-q { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 22px; cursor: pointer; font-size: 14.5px; font-weight: var(--ot-fw-bold); color: var(--ot-text-primary); }
.faq-q .chev { flex: none; transition: transform .18s ease; color: var(--ot-text-muted); }
.faq-item[open] .faq-q .chev { transform: rotate(180deg); }
.faq-a { padding: 0 22px 20px; font-size: 13.8px; color: var(--ot-text-secondary); }
.faq-item summary { list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }

/* ── TRUST ── */
.trust-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 18px; }
.trust-item { background: var(--ot-surface); border: 1px solid var(--ot-border); border-radius: var(--ot-radius-md); padding: 22px; text-align: center; }
.trust-item svg { color: var(--ot-blue); margin: 0 auto 12px; }
.trust-item h4 { font-size: 13.5px; font-weight: var(--ot-fw-bold); }
.trust-item p { font-size: 12px; color: var(--ot-text-muted); margin-top: 6px; }
.trust-links { margin-top: 28px; display: flex; justify-content: center; gap: 22px; flex-wrap: wrap; font-size: 13px; }
.trust-links a { color: var(--ot-blue); text-decoration: none; font-weight: var(--ot-fw-medium); }
.trust-links a:hover { text-decoration: underline; }

/* ── FINAL CTA ── */
.final-cta { background: var(--ot-navy); color: #fff; text-align: center; border-radius: var(--ot-radius-xl); padding: var(--ot-space-8) var(--ot-space-6); }
.final-cta h2 { font-size: var(--ot-fs-2xl); font-weight: var(--ot-fw-bold); line-height: 1.5; }
.final-cta .accent { color: #7fb8ff; }
.final-cta p { margin-top: 16px; color: #c3cfe4; font-size: 15.5px; }
.final-cta .btn { margin-top: 30px; }
.final-cta-note { margin-top: 16px; font-size: 12.5px; color: #8fa0c2; }

/* ── FOOTER ── */
footer { background: var(--ot-navy); color: #c3cfe4; padding: var(--ot-space-7) 0 var(--ot-space-6); border-top: 1px solid rgba(255,255,255,.08); }
.footer-grid { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 32px; }
.footer-brand { display: flex; align-items: center; gap: 10px; font-weight: var(--ot-fw-bold); color: #fff; font-size: 15px; }
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-links a { font-size: 13px; color: #a9bad8; text-decoration: none; }
.footer-links a:hover { color: #fff; }
.footer-bottom { margin-top: 36px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.08); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 12px; color: #7c8ba8; }

/* ── ユーティリティ ── */
.mt-40 { margin-top: 40px; }
.text-center { text-align: center; }

/* ═══════════════════════════════════════════════════════════════════
   レスポンシブ
   ─────────────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero .container { grid-template-columns: 1fr; gap: 40px; }
  .hero-copy { text-align: center; }
  .hero-sub { margin-left: auto; margin-right: auto; }
  .hero-actions, .hero-trust { justify-content: center; }
  .feature-section .container { grid-template-columns: 1fr; }
  .feature-visual { order: -1; max-width: 480px; margin: 0 auto; }
  .problem-grid { grid-template-columns: 1fr; }
  .ai-steps { grid-template-columns: repeat(2, 1fr); }
  .beginner-card { grid-template-columns: 1fr; }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  .header-nav { display: none; }
  .mode-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .ba-grid { grid-template-columns: 1fr; }
  section { padding: var(--ot-space-7) 0; }
}

@media (max-width: 560px) {
  .container { padding: 0 18px; }
  .hero { padding: 48px 0 var(--ot-space-7); }
  .hero-copy h1 { font-size: 28px; }
  .hero-sub { font-size: 15px; }
  .section-head h2 { font-size: 22px; }
  .btn { width: 100%; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; }
  .hero-trust { flex-direction: column; gap: 10px; align-items: flex-start; }
  .ai-steps { grid-template-columns: 1fr 1fr; gap: 14px; }
  .trust-grid { grid-template-columns: 1fr; }
  .footer-grid { flex-direction: column; }
  .footer-bottom { flex-direction: column; }
  .flow-rail { flex-direction: column; }
  .flow-step { margin-right: 0; margin-bottom: 20px; }
  .flow-step::after { content: none; }
  .mode-flow { flex-direction: column; }
  .mode-flow .flow-step { margin-right: 0; margin-bottom: 16px; }
}

/* ═══════════════════════════════════════════════════════════════════
   CONFIRMED ASSET SECTIONS — Owner確定済み画像5点をそのまま(無改変・無
   クロップ・無変形)使用する。各画像は元のaspect ratioを100%維持し、
   width:100%/height:autoのみでスケーリングする。5枚共通の1つの
   max-widthだけを基準にすることで、画像ごとに実寸pxが違っても
   viewport上の表示幅は統一され、高さは各画像の比率どおり自然に決まる。
   ─────────────────────────────────────────────────────────────────── */
.asset-slide { width: 100%; padding: 0; }
.asset-slide-inner { width: 100%; max-width: 1200px; margin: 0 auto; position: relative; line-height: 0; }
.asset-slide img { display: block; width: 100%; height: auto; }

/* 各画像の縁の色にセクション背景を合わせ、1200px幅より狭い端末幅でも
   画像の周囲が不自然な白枠にならないようにする(画像自体は無加工)。
   白系 → 濃紺/AIブルー → 黒×ゴールド、という指定どおりのトーン推移。 */
#asset-01 { background: #eef1f6; }
#asset-02 { background: #ffffff; }
#asset-03 { background: #05070d; }
#asset-04 { background: #030814; }
#asset-05 { background: #000000; }
#asset-06 { background: #eaf4ff; }

/* 02枚目(1536x396)は非常に横長で、共通max-width(1200px)のままだと
   高さがかなり低くなり相対的に小さく見えるため、この画像だけ専用の
   広いcontainerを与える(縦横比・画像自体は無変更。表示枠だけ拡大)。 */
#asset-02 .asset-slide-inner { max-width: 1400px; }

/* CTAが焼き込まれた画像(04/05/06)は、画像自体は無加工のまま、実際の
   申込導線へ遷移する透明オーバーレイのみを重ねる(ピクセル解析で座標を特定)。 */
.asset-cta-overlay {
  position: absolute; display: block; cursor: pointer;
}
.asset-cta-overlay:focus-visible { outline: 3px solid #fff; outline-offset: 2px; border-radius: 8px; }
#asset-04-cta { left: 13.9%; top: 87.5%; width: 72.2%; height: 10.6%; }
#asset-05-cta { left: 66.8%; top: 84.4%; width: 32.2%; height: 14.2%; }
#asset-06-cta { left: 4.6%; top: 75.4%; width: 56.8%; height: 16.9%; }

.a11y-hidden-h1 {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

.asset-disclaimer {
  background: #000; color: #9aa5c2; text-align: center; font-size: 12.5px;
  font-weight: var(--ot-fw-medium); padding: 16px 24px 32px; margin: 0;
}