@charset "UTF-8";

:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --surface-2: #eef3fa;
  --line: rgba(38, 70, 109, 0.16);
  --text: #162132;
  --muted: #63738a;
  --primary: #163f78;
  --primary-2: #2f6ed8;
  --accent: #1cb7b1;
  --accent-2: #f0a23d;
  --shadow: 0 28px 64px rgba(18, 36, 64, 0.12);
  --shell: 1120px;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(28, 183, 177, 0.12), transparent 24rem),
    linear-gradient(90deg, rgba(47, 110, 216, 0.04) 1px, transparent 1px),
    linear-gradient(rgba(47, 110, 216, 0.04) 1px, transparent 1px),
    var(--bg);
  background-size: auto, 44px 44px, 44px 44px, auto;
  font-family: "Hiragino Sans", "Yu Gothic", Meiryo, sans-serif;
  line-height: 1.75;
  overflow-x: hidden;
}

button,
a { font: inherit; }

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

svg {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

[hidden] { display: none !important; }

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

.shell--narrow {
  width: min(calc(100% - 40px), 760px);
}

.mac-app {
  min-height: 100dvh;
  padding-bottom: 80px;
}

.hero {
  padding: 88px 0 64px;
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.9fr);
  gap: 56px;
  align-items: center;
}

.eyebrow,
.section-kicker,
.question-panel__kicker {
  margin: 0 0 16px;
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  border: 1px solid rgba(22, 63, 120, 0.14);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.82);
}

.eyebrow span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--primary-2));
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 900;
  line-height: 0.96;
  letter-spacing: -0.06em;
}

.hero h1 span { display: block; }

.hero__accent {
  margin: 22px 0 0;
  color: var(--primary-2);
  font-size: clamp(1.16rem, 2vw, 1.55rem);
  font-weight: 800;
}

.hero__lead,
.hero__detail,
.comparison-guide__lead,
.comparison-guide__content p,
.step p,
.disclaimer p {
  color: #31455f;
}

.hero__lead {
  max-width: 42rem;
  margin: 18px 0 0;
  font-weight: 700;
}

.hero__detail {
  max-width: 44rem;
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.hero__actions,
.how__action,
.restart-area {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

.hero__actions { margin-top: 30px; }
.how__action,
.restart-area { justify-content: center; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 56px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 800;
  transition: transform 0.24s ease, filter 0.24s ease, background 0.24s ease;
}

.button:hover { transform: translateY(-1px); }
.button:active { transform: translateY(1px) scale(0.99); }
.button svg { width: 18px; height: 18px; }

.button--primary {
  color: #fff;
  background: linear-gradient(135deg, var(--primary-2), var(--primary));
  box-shadow: 0 16px 34px rgba(22, 63, 120, 0.22);
}

.button--ghost {
  color: var(--primary);
  background: #fff;
  border-color: var(--line);
}

.privacy-note {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
}

.privacy-note svg { width: 18px; height: 18px; }

.hero__visual {
  position: relative;
  min-height: 480px;
  border-radius: 36px;
  background:
    radial-gradient(circle at 30% 30%, rgba(255,255,255,0.95), transparent 10rem),
    linear-gradient(145deg, rgba(255,255,255,0.94), rgba(231, 239, 252, 0.88));
  border: 1px solid rgba(22, 63, 120, 0.12);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero__panel,
.hero__screen,
.hero__chip {
  position: absolute;
}

.hero__panel {
  display: grid;
  gap: 4px;
  width: 164px;
  padding: 18px;
  border-radius: 22px;
  background: rgba(255,255,255,0.88);
  border: 1px solid rgba(22, 63, 120, 0.12);
  box-shadow: 0 14px 28px rgba(18, 36, 64, 0.08);
}

.hero__panel strong {
  font-size: 1.1rem;
  letter-spacing: 0.08em;
}

.hero__panel span,
.hero__panel i {
  font-style: normal;
  color: var(--muted);
  font-size: 0.84rem;
}

.hero__panel--air { top: 54px; left: 34px; }
.hero__panel--pro { right: 36px; bottom: 70px; }

.hero__screen {
  border-radius: 18px 18px 20px 20px;
  background: linear-gradient(160deg, #122a4a, #274f89 58%, #58d2c7);
  border: 1px solid rgba(255,255,255,0.2);
  box-shadow: 0 18px 32px rgba(22, 63, 120, 0.22);
}

.hero__screen::before {
  content: "";
  position: absolute;
  left: 8%;
  right: 8%;
  bottom: -14px;
  height: 12px;
  border-radius: 0 0 999px 999px;
  background: linear-gradient(180deg, #b9c7d9, #8da2bc);
}

.hero__screen--small {
  top: 142px;
  left: 74px;
  width: 190px;
  height: 124px;
  transform: rotate(-8deg);
}

.hero__screen--wide {
  right: 52px;
  top: 150px;
  width: 238px;
  height: 152px;
  transform: rotate(6deg);
}

.hero__chip {
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  background: rgba(255,255,255,0.9);
  border: 1px solid rgba(22, 63, 120, 0.14);
}

.hero__chip--one { top: 110px; right: 56px; }
.hero__chip--two { top: 308px; left: 68px; }
.hero__chip--three { bottom: 56px; left: 148px; }

.how,
.comparison-guide {
  padding: 48px 0 0;
}

.how__grid,
.result-hero,
.insight-grid {
  display: grid;
  gap: 28px;
}

.how__grid {
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  align-items: start;
}

.how h2,
.model-comparison__heading h2,
.comparison-guide h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.how h2 span { display: block; }

.steps {
  display: grid;
  gap: 18px;
}

.step,
.question-panel,
.result-copy,
.insight-block,
.model-comparison,
.disclaimer {
  background: rgba(255,255,255,0.9);
  border: 1px solid rgba(22, 63, 120, 0.1);
  border-radius: 28px;
  box-shadow: 0 16px 34px rgba(18, 36, 64, 0.06);
}

.step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  padding: 20px 22px;
}

.step span {
  display: inline-grid;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  place-items: center;
  color: var(--primary);
  font-weight: 900;
  background: rgba(47, 110, 216, 0.08);
}

.step h3,
.insight-block h3,
.model-result h3,
.disclaimer h2,
.comparison-guide__content h3 {
  margin: 0 0 8px;
}

.question-panel {
  padding: 28px;
}

.quiz-progress {
  margin-bottom: 18px;
}

.quiz-progress__labels {
  display: flex;
  justify-content: space-between;
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
}

.progress-track {
  width: 100%;
  height: 12px;
  border-radius: 999px;
  background: rgba(47, 110, 216, 0.1);
  overflow: hidden;
}

.progress-track span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--primary-2));
}

.answer-list {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.answer,
.back-button,
.result-link {
  border: 1px solid var(--line);
  background: #fff;
}

.answer {
  width: 100%;
  padding: 16px 18px;
  border-radius: 18px;
  text-align: left;
  cursor: pointer;
  color: var(--text);
  font-weight: 700;
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}

.answer:hover,
.back-button:hover,
.result-link:hover {
  transform: translateY(-1px);
  border-color: rgba(47, 110, 216, 0.34);
  box-shadow: 0 12px 24px rgba(18, 36, 64, 0.08);
}

.back-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: 999px;
  cursor: pointer;
  color: var(--primary);
  font-weight: 700;
}

.result-hero {
  grid-template-columns: minmax(240px, 280px) minmax(0, 1fr);
  align-items: start;
  margin-top: 56px;
}

.score-wrap {
  position: sticky;
  top: 88px;
  display: grid;
  place-items: center;
  padding: 20px;
}

.score-ring {
  width: 240px;
  height: 240px;
  transform: rotate(-90deg);
}

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

.score-ring__track { stroke: rgba(47, 110, 216, 0.1); }

.score-ring__value {
  stroke: url(#scoreGradient);
  stroke: var(--primary-2);
  stroke-dasharray: 0 603;
}

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

.score-center span,
.score-center em,
.model-badge,
.insight-block__heading p {
  color: var(--muted);
  font-size: 0.82rem;
  font-style: normal;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.score-center strong {
  font-size: 3.2rem;
  line-height: 1;
}

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

.result-copy {
  padding: 28px;
}

.result-copy__title {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 900;
}

.result-copy__description {
  margin: 10px 0 0;
  color: var(--muted);
}

.model-result {
  margin-top: 22px;
  padding-top: 22px;
  border-top: 1px solid rgba(22, 63, 120, 0.1);
}

.model-visual {
  position: relative;
  height: 126px;
  margin: 18px 0;
  border-radius: 24px;
  overflow: hidden;
  background: linear-gradient(145deg, #edf4ff, #dfe8f6);
}

.model-visual span,
.model-visual i,
.model-visual b {
  position: absolute;
  display: block;
  border-radius: 14px;
}

.model-visual span {
  inset: 18px 24px 34px 24px;
  background: linear-gradient(135deg, #132849, #285488 54%, #38bcb2);
}

.model-visual i {
  left: 12%;
  right: 12%;
  bottom: 14px;
  height: 12px;
  border-radius: 0 0 999px 999px;
  background: linear-gradient(180deg, #a2b6cc, #8097b4);
}

.model-visual b {
  top: 12px;
  right: 16px;
  min-width: 54px;
  padding: 6px 10px;
  background: rgba(255,255,255,0.86);
  color: var(--primary);
  font-size: 0.72rem;
  font-weight: 800;
}

.model-visual[data-model="air13"] b::before { content: "13 AIR"; }
.model-visual[data-model="air15"] b::before { content: "15 AIR"; }
.model-visual[data-model="pro14"] b::before { content: "14 PRO"; }
.model-visual[data-model="pro16"] b::before { content: "16 PRO"; }
.model-visual[data-model="wait"] b::before { content: "CHECK"; }

.model-result ul,
.insight-list {
  margin: 12px 0 0;
  padding-left: 18px;
}

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

.result-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 16px;
  border-radius: 999px;
  color: var(--primary);
  font-weight: 700;
}

.result-link--official {
  background: linear-gradient(135deg, var(--primary-2), var(--primary));
  color: #fff;
  border-color: transparent;
}

.result-link--amazon,
.result-link--rakuten {
  background: #fff;
}

.result-link--article {
  background: rgba(28, 183, 177, 0.08);
  border-color: rgba(28, 183, 177, 0.22);
}

.low-score-guide {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  margin-top: 18px;
  padding: 16px 18px;
  border-radius: 20px;
  color: var(--primary);
  background: rgba(47, 110, 216, 0.08);
}

.low-score-guide svg {
  width: 20px;
  height: 20px;
  margin-top: 3px;
}

.insight-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 24px;
}

.insight-block,
.model-comparison,
.disclaimer {
  padding: 26px;
}

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

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

.insight-icon--positive {
  color: #0e6f6d;
  background: rgba(28, 183, 177, 0.14);
}

.insight-icon--caution {
  color: #9a5c10;
  background: rgba(240, 162, 61, 0.16);
}

.insight-icon svg {
  width: 22px;
  height: 22px;
}

.model-comparison {
  margin-top: 24px;
}

.model-table-wrap {
  overflow-x: auto;
  margin-top: 18px;
}

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

th,
td {
  padding: 14px 16px;
  border-bottom: 1px solid rgba(22, 63, 120, 0.1);
  text-align: left;
  vertical-align: top;
}

thead th {
  color: var(--primary);
  font-size: 0.88rem;
}

.comparison-guide__inner {
  padding-top: 40px;
}

.comparison-guide__content {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.comparison-guide__content h3 {
  font-size: 1.12rem;
}

.restart-area { margin-top: 22px; }

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

  .hero__visual {
    min-height: 420px;
  }

  .score-wrap {
    position: static;
  }
}

@media (max-width: 720px) {
  .shell,
  .shell--narrow {
    width: min(calc(100% - 28px), var(--shell));
  }

  .hero {
    padding-top: 72px;
  }

  .hero__visual {
    min-height: 360px;
  }

  .hero__panel {
    width: 136px;
    padding: 14px;
  }

  .hero__screen--small {
    left: 28px;
    width: 144px;
    height: 94px;
  }

  .hero__screen--wide {
    right: 22px;
    width: 182px;
    height: 116px;
  }

  .question-panel,
  .result-copy,
  .insight-block,
  .model-comparison,
  .disclaimer {
    padding: 20px;
  }

  .result-links {
    flex-direction: column;
  }

  .result-link {
    width: 100%;
  }

  th,
  td {
    padding: 12px;
  }
}