:root {
  color-scheme: light;
  --bordeaux: #8f1d2c;
  --bordeaux-dark: #65121f;
  --bordeaux-soft: #f8edef;
  --ink: #231d1e;
  --muted: #6f6264;
  --paper: #ffffff;
  --canvas: #faf8f7;
  --line: #e6dadd;
  --green: #24653b;
  --green-soft: #eaf5ee;
  --shadow: 0 18px 50px rgba(67, 23, 31, 0.09);
  --radius: 16px;
}

* { box-sizing: border-box; }
html { min-height: 100%; background: var(--canvas); }
body { min-height: 100%; margin: 0; color: var(--ink); background: var(--canvas); font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", "Noto Sans JP", sans-serif; line-height: 1.75; }
button, a { font: inherit; }
button { color: inherit; }
.app-shell { width: min(100% - 40px, 1040px); margin: 0 auto; padding: 28px 0 40px; }
.brand { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin: 0 4px 26px; }
.brand-logo { width: min(250px, 58vw); height: auto; display: block; }
.brand-context { padding-left: 18px; border-left: 1px solid var(--line); color: var(--bordeaux); font-size: 13px; font-weight: 800; letter-spacing: 0.12em; white-space: nowrap; }
.panel { border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); box-shadow: var(--shadow); }
.start-panel { min-height: 590px; display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(190px, 0.7fr); align-items: center; gap: clamp(24px, 4vw, 38px); padding: clamp(38px, 6vw, 60px); overflow: hidden; border-top: 7px solid var(--bordeaux); }
.start-copy { position: relative; z-index: 1; }
.hero-mark { width: 100%; height: auto; opacity: 0.96; }
.eyebrow { margin: 0 0 10px; color: var(--bordeaux); font-size: 11px; font-weight: 850; letter-spacing: 0.18em; }
h1, h2, p { overflow-wrap: anywhere; }
h1, h2 { margin: 0; color: var(--ink); line-height: 1.35; }
h1 { font-size: clamp(31px, 4.4vw, 44px); letter-spacing: -0.035em; }
h2 { font-size: clamp(23px, 4vw, 32px); }
.lead { max-width: 650px; margin: 24px 0 0; color: var(--muted); font-size: 16px; }
.start-meta { display: flex; flex-wrap: wrap; gap: 10px 22px; margin: 28px 0 34px; color: var(--bordeaux-dark); font-size: 13px; font-weight: 800; }
.start-meta span::before { content: "—"; margin-right: 8px; color: #caa7ad; }
.primary-button, .secondary-button { min-height: 54px; padding: 13px 27px; border-radius: 8px; font-weight: 850; cursor: pointer; transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease; }
.primary-button { border: 1px solid var(--bordeaux); color: var(--paper); background: var(--bordeaux); box-shadow: 0 10px 24px rgba(143, 29, 44, 0.2); }
.primary-button:hover { transform: translateY(-2px); background: var(--bordeaux-dark); }
.primary-button:focus-visible, .secondary-button:focus-visible, .option-button:focus-visible, .course-link:focus-visible, .back-button:focus-visible { outline: 3px solid rgba(143, 29, 44, 0.28); outline-offset: 3px; }
.note { margin: 17px 0 0; color: var(--muted); font-size: 13px; }
.question-panel { min-height: 610px; padding: clamp(28px, 6vw, 62px); border-top: 7px solid var(--bordeaux); }
.progress-row { display: flex; justify-content: space-between; align-items: center; gap: 16px; color: var(--muted); font-size: 13px; font-weight: 750; }
.back-button { padding: 6px 0; border: 0; color: var(--bordeaux); background: transparent; cursor: pointer; }
.back-button[disabled] { opacity: 0.35; cursor: default; }
.progress-track { height: 5px; margin: 13px 0 42px; overflow: hidden; background: #eee5e7; }
.progress-track span { display: block; height: 100%; background: var(--bordeaux); transition: width 260ms ease; }
.select-guide { margin: 12px 0 24px; color: var(--muted); font-size: 14px; }
.options { display: grid; gap: 12px; }
.option-button { position: relative; width: 100%; min-height: 64px; padding: 16px 54px 16px 20px; border: 1px solid var(--line); border-radius: 9px; color: var(--ink); background: var(--paper); text-align: left; line-height: 1.55; cursor: pointer; transition: border-color 140ms ease, background 140ms ease, transform 140ms ease; }
.option-button::after { content: "→"; position: absolute; right: 20px; top: 50%; transform: translateY(-50%); color: var(--bordeaux); font-size: 18px; }
.option-button:hover { border-color: var(--bordeaux); background: var(--bordeaux-soft); transform: translateX(3px); }
.result-view { display: grid; gap: 24px; }
.result-header { padding: clamp(34px, 7vw, 70px); border-color: var(--bordeaux); background: var(--bordeaux); box-shadow: 0 20px 50px rgba(101, 18, 31, 0.18); }
.result-header .eyebrow { color: #f2d9de; }
.result-header h1 { color: var(--paper); }
.result-lead { max-width: 790px; margin-top: 24px; color: #fff7f8; }
.result-lead p { margin: 0 0 14px; }
.result-lead p:last-child { margin-bottom: 0; }
.summary-panel { padding: clamp(28px, 5vw, 46px); }
.summary-panel h2 { font-size: clamp(22px, 3vw, 28px); }
.analysis-note { max-width: 760px; margin: 14px 0 24px; color: var(--muted); font-size: 14px; }
.result-summary { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; margin: 0; border: 1px solid var(--line); background: var(--line); }
.result-summary dt, .result-summary dd { margin: 0; padding: 15px 18px; background: var(--paper); }
.result-summary dt { color: var(--bordeaux); font-size: 12px; font-weight: 850; letter-spacing: 0.03em; }
.result-summary dd { color: var(--ink); font-weight: 680; }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 20px; padding: 24px 4px 4px; }
.course-count { margin: 0 0 4px; color: var(--muted); font-size: 13px; font-weight: 750; white-space: nowrap; }
.course-list { display: grid; gap: 20px; margin-top: 18px; }
.course-card { display: grid; grid-template-columns: minmax(245px, 32%) minmax(0, 1fr); grid-template-rows: 1fr auto; overflow: hidden; border: 1px solid var(--line); border-radius: 14px; background: var(--paper); box-shadow: 0 13px 32px rgba(67, 23, 31, 0.07); }
.course-visual { grid-row: 1 / 3; align-self: start; width: 100%; aspect-ratio: 16 / 9; overflow: hidden; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: #fff; }
.course-visual img { width: 100%; height: 100%; min-height: 0; display: block; object-fit: contain; background: #fff; }
.course-main { padding: clamp(24px, 4vw, 38px); }
.course-badges { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 10px; }
.course-kicker { margin: 0; color: var(--bordeaux); font-size: 11px; font-weight: 850; letter-spacing: 0.08em; }
.course-card h3 { margin: 0; color: var(--ink); font-size: clamp(20px, 3vw, 26px); line-height: 1.48; }
.instructor { margin: 10px 0 0; color: var(--muted); font-size: 14px; font-weight: 680; }
.reason-label { margin: 24px 0 7px; color: var(--bordeaux); font-size: 12px; font-weight: 850; letter-spacing: 0.02em; }
.reason { margin: 0; color: #54484a; font-size: 15px; }
.course-footer { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 18px clamp(24px, 4vw, 38px); border-top: 1px solid var(--line); background: #fffdfd; }
.duration { margin: 0; color: var(--muted); font-size: 11px; }
.duration strong { display: block; margin-top: 1px; color: var(--ink); font-size: 17px; }
.course-link { display: inline-flex; align-items: center; justify-content: center; min-height: 43px; padding: 9px 17px; border: 1px solid var(--bordeaux); border-radius: 7px; color: var(--bordeaux); font-size: 13px; font-weight: 850; text-decoration: none; white-space: nowrap; }
.course-link:hover { color: var(--paper); background: var(--bordeaux); }
.result-actions { display: flex; justify-content: center; padding: 18px 0 4px; }
.secondary-button { border: 1px solid var(--bordeaux); color: var(--bordeaux); background: transparent; }
.secondary-button:hover { color: var(--paper); background: var(--bordeaux); }
.site-footer { display: flex; align-items: center; justify-content: center; gap: 12px; padding: 34px 0 0; color: #927d81; font-size: 11px; letter-spacing: 0.08em; }
.site-footer img { width: 34px; height: 34px; object-fit: cover; }
[hidden] { display: none !important; }

@media (max-width: 760px) {
  .app-shell { width: min(100% - 20px, 1040px); padding-top: 16px; }
  .brand { margin: 0 4px 16px; }
  .brand-logo { width: min(205px, 56vw); }
  .brand-context { padding-left: 12px; font-size: 11px; }
  .start-panel { min-height: calc(100svh - 94px); grid-template-columns: 1fr; padding: 34px 24px; }
  .start-panel h1 br { display: none; }
  .hero-mark { display: none; }
  .question-panel { min-height: calc(100svh - 94px); padding: 27px 20px; }
  .progress-track { margin-bottom: 34px; }
  .result-summary { grid-template-columns: 1fr; }
  .course-card { grid-template-columns: 1fr; grid-template-rows: auto; }
  .course-visual { grid-row: auto; aspect-ratio: 16 / 9; border-right: 0; border-bottom: 1px solid var(--line); }
  .course-footer { flex-wrap: wrap; }
}

@media (max-width: 460px) {
  .brand-context { display: none; }
  .start-meta { gap: 8px 14px; }
  .section-heading { align-items: start; flex-direction: column; gap: 6px; }
  .course-count { white-space: normal; }
  .course-footer { align-items: stretch; flex-direction: column; }
  .course-link { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}