@charset "UTF-8";

:root {
  --bg: #f4f8fb;
  --surface: #ffffff;
  --surface-2: #f7fbff;
  --line: rgba(13, 87, 114, 0.14);
  --text: #122638;
  --muted: #5e7384;
  --primary: #0e7ca3;
  --primary-dark: #0d2431;
  --accent: #4fd0c9;
  --accent-2: #ff9461;
  --success: #167b63;
  --warning: #b86914;
  --danger: #c7465a;
  --shadow: 0 26px 58px rgba(12, 52, 71, 0.12);
  --shell: 1140px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--text);
  background:
    linear-gradient(rgba(14, 124, 163, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14, 124, 163, 0.03) 1px, transparent 1px),
    var(--bg);
  background-size: 44px 44px;
  font-family: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

button,
a { font: inherit; }

a {
  color: inherit;
  text-decoration: none;
}

svg { display: block; }

.shell {
  width: min(calc(100% - 40px), var(--shell));
  margin-inline: auto;
}

.shell--narrow {
  width: min(calc(100% - 40px), 860px);
}

.bc-app {
  position: relative;
  overflow: hidden;
}

.hero {
  position: relative;
  padding: 76px 0 72px;
}

.hero__gridline {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 14% 22%, rgba(79, 208, 201, 0.18), transparent 28%),
    radial-gradient(circle at 84% 26%, rgba(255, 148, 97, 0.16), transparent 24%);
  pointer-events: none;
}

.hero__layout {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(440px, 1.08fr);
  gap: clamp(28px, 4vw, 64px);
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  margin: 0;
  padding: 8px 14px;
  border: 1px solid rgba(14, 124, 163, 0.16);
  border-radius: 999px;
  color: var(--primary);
  background: rgba(255, 255, 255, 0.82);
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.05em;
}

.eyebrow span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--primary));
  box-shadow: 0 0 0 5px rgba(79, 208, 201, 0.18);
}

.hero h1 {
  margin: 22px 0 0;
  color: var(--primary-dark);
  font-size: clamp(2.8rem, 5vw, 4.6rem);
  font-weight: 900;
  letter-spacing: -0.06em;
  line-height: 1.08;
}

.hero h1 span { display: block; }

.hero__accent {
  margin: 20px 0 0;
  color: var(--primary);
  font-size: 1.02rem;
  font-weight: 800;
}

.hero__lead,
.hero__detail {
  max-width: 620px;
  margin: 16px 0 0;
  color: #334a5c;
}

.hero__detail {
  color: var(--muted);
  font-size: 0.9rem;
}

.hero__actions {
  display: flex;
  margin-top: 28px;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  min-height: 58px;
  padding: 14px 22px;
  border: 1px solid transparent;
  border-radius: 14px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-weight: 800;
  line-height: 1.3;
  transition: transform 0.25s var(--ease), box-shadow 0.25s ease, filter 0.25s ease;
}

.button svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.button--large { min-width: 248px; }

.button--primary {
  color: #fff;
  background: linear-gradient(135deg, #1aa1cc, #0d6d9c);
  box-shadow: 0 16px 32px rgba(13, 109, 156, 0.22);
}

.button--ghost {
  color: var(--primary-dark);
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(14, 124, 163, 0.14);
  box-shadow: 0 12px 26px rgba(12, 52, 71, 0.08);
}

.button:hover {
  transform: translateY(-2px);
  filter: brightness(1.02);
}

.button:active { transform: translateY(1px) scale(0.988); }

.privacy-note {
  display: inline-flex;
  margin: 0;
  color: var(--muted);
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 700;
}

.privacy-note svg {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: var(--primary);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.band-scene {
  position: relative;
  min-height: 540px;
  isolation: isolate;
}

.band-scene__ring {
  position: absolute;
  border: 1px solid rgba(14, 124, 163, 0.14);
  border-radius: 50%;
}

.band-scene__ring--one {
  inset: 46px 18px 52px;
  transform: rotate(-12deg);
}

.band-scene__ring--two {
  inset: 92px 74px 98px;
  border-style: dashed;
  transform: rotate(18deg);
}

.band {
  position: absolute;
  width: 170px;
  height: 132px;
  color: #fff;
  transform-origin: center;
}

.band::before {
  position: absolute;
  inset: 24px 22px auto;
  height: 38px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.22), rgba(255, 255, 255, 0.05));
  box-shadow: 0 20px 34px rgba(12, 52, 71, 0.18);
  content: "";
}

.band::after {
  position: absolute;
  inset: 6px 0 auto;
  height: 74px;
  border: 12px solid currentColor;
  border-color: currentColor transparent transparent currentColor;
  border-radius: 80px 0 0 0;
  opacity: 0.75;
  content: "";
  transform: rotate(-18deg);
}

.band i {
  position: absolute;
  top: 35px;
  left: 52px;
  width: 68px;
  height: 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 0 0 7px rgba(255, 255, 255, 0.14);
}

.band b,
.band span {
  position: absolute;
  left: 26px;
  letter-spacing: 0.08em;
}

.band b {
  bottom: 26px;
  font-size: 0.92rem;
}

.band span {
  bottom: 8px;
  color: rgba(255, 255, 255, 0.84);
  font-size: 0.68rem;
  font-weight: 800;
}

.band--pro {
  top: 78px;
  left: 18px;
  color: #1aa1cc;
  transform: rotate(-12deg);
}

.band--run {
  top: 154px;
  left: 50%;
  color: #169a84;
  transform: translateX(-50%) rotate(-2deg) scale(1.05);
}

.band--swim {
  right: 18px;
  bottom: 118px;
  color: #ff9461;
  transform: rotate(12deg);
}

.scene-chip {
  position: absolute;
  z-index: 3;
  display: inline-grid;
  min-height: 32px;
  padding: 7px 12px;
  border: 1px solid rgba(14, 124, 163, 0.14);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.84);
  box-shadow: 0 12px 24px rgba(12, 52, 71, 0.08);
  place-items: center;
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.scene-chip--daily {
  top: 26px;
  left: 14px;
  color: var(--primary);
  transform: rotate(-8deg);
}

.scene-chip--water {
  top: 22px;
  right: 18px;
  color: var(--success);
  transform: rotate(7deg);
}

.scene-chip--entry {
  right: 92px;
  bottom: 26px;
  color: var(--warning);
  transform: rotate(-4deg);
}

.scene-panel {
  position: absolute;
  left: 50%;
  bottom: 10px;
  width: 286px;
  padding: 18px 18px 16px;
  border: 1px solid rgba(14, 124, 163, 0.14);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
  transform: translateX(-50%);
}

.scene-panel p {
  margin: 0 0 12px;
  color: var(--primary);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.scene-panel div {
  display: grid;
  grid-template-columns: 72px 1fr;
  align-items: center;
  gap: 10px;
}

.scene-panel div + div { margin-top: 8px; }

.scene-panel span {
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 700;
}

.scene-panel b {
  position: relative;
  display: block;
  height: 9px;
  border-radius: 999px;
  background: rgba(14, 124, 163, 0.08);
  overflow: hidden;
}

.scene-panel b::after {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--primary));
  content: "";
}

.scene-panel div:nth-child(2) b::after { width: 84%; }
.scene-panel div:nth-child(3) b::after { width: 72%; }
.scene-panel div:nth-child(4) b::after { width: 56%; }

.how,
.comparison-guide {
  padding: 70px 0;
}

.how {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.76), rgba(233, 247, 250, 0.8));
}

.how__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 26px;
  align-items: start;
}

.section-kicker {
  margin: 0 0 8px;
  color: var(--primary);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.16em;
}

.how h2,
.comparison-guide h2,
.model-comparison h2 {
  margin: 0;
  color: var(--primary-dark);
  font-size: clamp(1.8rem, 3.2vw, 2.7rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.25;
}

.how h2 span,
.comparison-guide h2 span { display: block; }

.steps {
  display: grid;
  gap: 14px;
}

.step {
  display: grid;
  grid-template-columns: 54px 1fr;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 14px 28px rgba(12, 52, 71, 0.07);
  gap: 16px;
  align-items: start;
}

.step > span {
  display: grid;
  width: 54px;
  height: 54px;
  border-radius: 16px;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--primary));
  place-items: center;
  font-weight: 900;
}

.step h3 {
  margin: 0;
  font-size: 1rem;
  line-height: 1.4;
}

.step p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.87rem;
}

.how__action {
  margin-top: 24px;
  text-align: center;
}

.quiz,
.results {
  padding: 74px 0;
}

.quiz-progress,
.question-panel,
.result-hero,
.insight-block,
.model-comparison,
.disclaimer {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow);
}

.quiz-progress {
  padding: 22px 24px;
  border-radius: 22px;
}

.quiz-progress__labels {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  font-size: 0.86rem;
  font-weight: 800;
}

.progress-track {
  position: relative;
  height: 12px;
  margin-top: 14px;
  border-radius: 999px;
  background: rgba(14, 124, 163, 0.1);
  overflow: hidden;
}

.progress-track span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--primary));
}

.question-panel {
  margin-top: 18px;
  padding: 28px;
  border-radius: 28px;
}

.question-panel__kicker {
  margin: 0 0 8px;
  color: var(--primary);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.16em;
}

.question-panel h2 {
  margin: 0;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  line-height: 1.35;
}

.answer-list {
  display: grid;
  margin-top: 22px;
  gap: 12px;
}

.answer,
.back-button {
  border-radius: 18px;
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease, background 0.22s ease;
}

.answer {
  width: 100%;
  padding: 16px 18px;
  border: 1px solid rgba(14, 124, 163, 0.14);
  color: var(--text);
  background: var(--surface);
  cursor: pointer;
  text-align: left;
  box-shadow: 0 12px 24px rgba(12, 52, 71, 0.05);
  font-weight: 700;
}

.answer:hover,
.answer:focus-visible {
  border-color: rgba(14, 124, 163, 0.35);
  background: var(--surface-2);
  transform: translateY(-1px);
}

.back-button {
  display: inline-flex;
  margin-top: 18px;
  padding: 12px 0;
  border: 0;
  color: var(--muted);
  background: none;
  cursor: pointer;
  align-items: center;
  gap: 8px;
  font-weight: 800;
}

.back-button svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.result-hero {
  display: grid;
  padding: 32px;
  border-radius: 30px;
  gap: 28px;
  grid-template-columns: minmax(220px, 280px) minmax(0, 1fr);
  align-items: start;
}

.score-wrap {
  position: sticky;
  top: 18px;
  display: grid;
  place-items: center;
}

.score-ring {
  width: min(100%, 240px);
  height: auto;
  transform: rotate(-90deg);
}

.score-ring__track,
.score-ring__value {
  fill: none;
  stroke-width: 18;
}

.score-ring__track { stroke: rgba(14, 124, 163, 0.1); }

.score-ring__value {
  stroke: url(#scoreGradient);
  stroke: var(--primary);
  stroke-linecap: round;
  transition: stroke-dashoffset 0.45s var(--ease);
}

.score-center {
  position: absolute;
  display: grid;
  text-align: center;
}

.score-center span {
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.score-center strong {
  display: inline-flex;
  margin-top: 6px;
  align-items: flex-end;
  justify-content: center;
  gap: 4px;
  color: var(--primary-dark);
}

.score-center b {
  font-size: 3rem;
  line-height: 1;
}

.score-center small {
  font-size: 1rem;
  line-height: 1.5;
}

.score-center em {
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.72rem;
  font-style: normal;
  font-weight: 700;
}

.result-copy__title {
  margin: 8px 0 0;
  color: var(--primary-dark);
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  font-weight: 900;
}

.result-copy__description {
  margin: 14px 0 0;
  color: #334a5c;
}

.model-result {
  margin-top: 22px;
  padding: 22px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(246, 251, 255, 0.96), rgba(233, 247, 250, 0.88));
}

.model-badge {
  display: inline-flex;
  margin: 0;
  padding: 7px 12px;
  border-radius: 999px;
  color: var(--primary);
  background: rgba(14, 124, 163, 0.1);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.model-result h3 {
  margin: 12px 0 0;
  font-size: 1.5rem;
  line-height: 1.35;
}

.model-result > p:last-of-type {
  margin: 14px 0 0;
  color: #334a5c;
}

.model-result ul,
.insight-list {
  margin: 16px 0 0;
  padding-left: 1.1em;
}

.model-visual {
  position: relative;
  width: min(100%, 320px);
  height: 124px;
  margin-top: 16px;
  border-radius: 26px;
  background: linear-gradient(135deg, rgba(14, 124, 163, 0.1), rgba(79, 208, 201, 0.08));
  overflow: hidden;
}

.model-visual span,
.model-visual i,
.model-visual b,
.model-visual em {
  position: absolute;
  display: block;
}

.model-visual span {
  inset: 22px 24px auto;
  height: 34px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.28), rgba(255, 255, 255, 0.08));
}

.model-visual i {
  inset: 14px auto auto 18px;
  width: 84px;
  height: 84px;
  border: 11px solid currentColor;
  border-color: currentColor transparent transparent currentColor;
  border-radius: 84px 0 0 0;
  opacity: 0.78;
  transform: rotate(-20deg);
}

.model-visual b {
  inset: auto auto 20px 22px;
  color: var(--primary-dark);
  font-size: 0.92rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.model-visual em {
  inset: auto auto 22px 144px;
  width: 78px;
  height: 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 0 0 8px rgba(255, 255, 255, 0.14);
}

.model-visual[data-model="pro"] { color: #1aa1cc; }
.model-visual[data-model="run"] { color: #169a84; }
.model-visual[data-model="swim"] { color: #ff9461; }
.model-visual[data-model="entry"] { color: #586d7e; }
.model-visual[data-model="wait"] { color: #8a98a6; }

.result-links {
  display: flex;
  margin-top: 18px;
  gap: 12px;
  flex-wrap: wrap;
}

.result-link {
  display: inline-flex;
  min-height: 46px;
  padding: 11px 15px;
  border: 1px solid rgba(14, 124, 163, 0.14);
  border-radius: 14px;
  background: #fff;
  align-items: center;
  justify-content: center;
  font-size: 0.92rem;
  font-weight: 800;
}

.result-link:nth-child(2),
.result-link:nth-child(3) {
  color: #355166;
  background: #f7fafc;
}

.low-score-guide {
  display: flex;
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: 16px;
  color: #725311;
  background: rgba(255, 241, 214, 0.78);
  gap: 10px;
  align-items: flex-start;
}

.low-score-guide svg {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.low-score-guide p {
  margin: 0;
  font-size: 0.88rem;
}

.insight-grid {
  display: grid;
  margin-top: 22px;
  gap: 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.insight-block {
  padding: 24px;
  border-radius: 24px;
}

.insight-block__heading {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.insight-icon {
  display: inline-grid;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  place-items: center;
}

.insight-icon svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.insight-icon--positive {
  color: var(--success);
  background: rgba(22, 123, 99, 0.12);
}

.insight-icon--caution {
  color: var(--warning);
  background: rgba(184, 105, 20, 0.12);
}

.insight-block__heading p {
  margin: 0;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.16em;
}

.insight-block__heading h3 {
  margin: 4px 0 0;
  font-size: 1.15rem;
}

.insight-block--caution {
  background: linear-gradient(180deg, rgba(255, 250, 243, 0.95), rgba(255, 244, 229, 0.92));
}

.model-comparison,
.disclaimer {
  margin-top: 22px;
  padding: 28px;
  border-radius: 28px;
}

.model-comparison__heading p:last-child {
  margin: 12px 0 0;
  color: #334a5c;
}

.model-table-wrap {
  margin-top: 20px;
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}

th,
td {
  padding: 16px 14px;
  border-bottom: 1px solid rgba(14, 124, 163, 0.12);
  text-align: left;
  vertical-align: top;
}

thead th {
  color: var(--muted);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

tbody tr.is-highlighted {
  background: rgba(79, 208, 201, 0.09);
}

.comparison-guide__lead {
  max-width: 860px;
  margin: 14px 0 0;
  color: #334a5c;
}

.comparison-guide__content {
  display: grid;
  margin-top: 24px;
  gap: 18px;
}

.comparison-guide__content h3 {
  margin: 0;
  font-size: 1.12rem;
  line-height: 1.5;
}

.comparison-guide__content p {
  margin: 8px 0 0;
  color: #334a5c;
}

.disclaimer h2 {
  margin: 0;
  font-size: 1.18rem;
}

.disclaimer p {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.restart-area {
  margin-top: 20px;
  text-align: center;
}

@media (max-width: 980px) {
  .hero__layout,
  .how__grid,
  .result-hero,
  .insight-grid {
    grid-template-columns: 1fr;
  }

  .band-scene {
    min-height: 460px;
  }

  .score-wrap {
    position: static;
  }
}

@media (max-width: 760px) {
  .hero {
    padding: 58px 0 54px;
  }

  .shell,
  .shell--narrow {
    width: min(calc(100% - 28px), var(--shell));
  }

  .hero h1 {
    font-size: clamp(2.2rem, 11vw, 3.2rem);
  }

  .hero__actions,
  .result-links {
    align-items: stretch;
  }

  .button--large,
  .result-link {
    width: 100%;
  }

  .band-scene {
    min-height: 430px;
    margin-top: 10px;
  }

  .band {
    width: 144px;
    height: 118px;
  }

  .band::before {
    inset: 22px 18px auto;
    height: 32px;
  }

  .band::after {
    height: 66px;
    border-width: 10px;
  }

  .band i {
    top: 32px;
    left: 44px;
    width: 58px;
    height: 14px;
  }

  .band b {
    left: 20px;
    bottom: 24px;
    font-size: 0.82rem;
  }

  .band span {
    left: 20px;
    bottom: 8px;
    font-size: 0.62rem;
  }

  .band--pro {
    top: 84px;
    left: 2px;
  }

  .band--run {
    top: 156px;
  }

  .band--swim {
    right: 4px;
    bottom: 108px;
  }

  .scene-chip--daily,
  .scene-chip--water {
    top: 12px;
  }

  .scene-chip--entry {
    right: 24px;
    bottom: 94px;
  }

  .scene-panel {
    width: min(100%, 284px);
    bottom: 8px;
  }

  .question-panel,
  .result-hero,
  .model-comparison,
  .disclaimer,
  .insight-block {
    padding: 22px;
  }

  table {
    min-width: 620px;
  }
}