/* トビバ 公開面(P1/P7)共有スタイル。トークン= docs/design-concept.md 6章の確定値 */
:root {
  --bg: #F8F6F2;
  --card: #FFFFFF;
  --primary: #102D45;
  --primary-dark: #0A2B42;
  --accent: #A86B45;
  --accent-dark: #8F5736;
  --text-primary: #0E151B;
  --text-body: #3F4A55;
  --text-secondary: #6F7478;
  --text-muted: #B7B7B2;
  --border: #DDD6CC;
  --shadow-card: 0 14px 36px rgba(16, 45, 69, .10);
  --font-ja: "M PLUS Rounded 1c", sans-serif;
  --font-num: "Prompt", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-ja);
  font-weight: 400;
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; vertical-align: middle; }
a { color: inherit; }

.container { max-width: 1040px; margin: 0 auto; padding: 0 20px; }

/* ===== ボタン ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--font-ja); font-weight: 700; font-size: 15px; line-height: 1.4;
  padding: 13px 26px; border-radius: 999px; text-decoration: none; text-align: center;
  max-width: 100%;
  transition: background-color .15s ease, transform .15s ease, box-shadow .15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn:focus-visible { outline: 3px solid rgba(16, 45, 69, .5); outline-offset: 2px; }
.btn-accent:focus-visible { outline-color: rgba(168, 107, 69, .55); }
.btn-accent { background: var(--accent); color: #fff; box-shadow: 0 6px 18px rgba(168, 107, 69, .32); }
.btn-accent:hover { background: var(--accent-dark); }
.btn-light { background: #fff; color: var(--primary); }
.btn-light:hover { background: var(--bg); }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn[disabled] { opacity: .6; pointer-events: none; }
.btn-small { padding: 10px 18px; font-size: 13.5px; box-shadow: none; }

/* ===== ヘッダー+ヒーロー(ネイビー一体の帯。tone-board A案)===== */
.hero-band { background: radial-gradient(120% 150% at 12% -20%, #1A3E5C 0%, #102D45 52%, #0A2B42 100%); }
.site-header { background: var(--primary); }
.hero-band .site-header { background: transparent; }
.site-header .container {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 18px; padding-bottom: 18px;
}
.wordmark {
  font-weight: 700; font-size: 17px; letter-spacing: .18em;
  color: #fff; text-decoration: none;
}
.wordmark:focus-visible { outline: 2px solid rgba(255, 255, 255, .7); outline-offset: 4px; }

.hero { color: #fff; }
.hero .container {
  display: grid; grid-template-columns: 1fr; gap: 40px; align-items: center;
  padding-top: 40px; padding-bottom: 56px;
}
.hero-badge {
  display: inline-block; margin: 0 0 18px;
  font-size: 13px; font-weight: 700; letter-spacing: .08em; line-height: 1;
  color: #fff; border: 1px solid rgba(255, 255, 255, .55); border-radius: 999px;
  padding: 8px 14px;
}
.hero h1 {
  margin: 0 0 16px;
  font-size: clamp(28px, 3.4vw + 14px, 46px); font-weight: 800; line-height: 1.48;
  letter-spacing: .01em; text-wrap: balance;
}
.hero .subcopy { margin: 0 0 30px; font-size: 15.5px; font-weight: 500; line-height: 2.0; color: rgba(255, 255, 255, .88); }

/* プロフィールカードモチーフ(装飾) */
.hero-card {
  background: var(--card); color: var(--text-primary);
  border-radius: 18px; padding: 26px 28px;
  box-shadow: 0 24px 56px rgba(0, 0, 0, .34);
  max-width: 360px;
}
.hero-card .label { font-size: 12.5px; font-weight: 500; color: var(--text-secondary); letter-spacing: .04em; }
.hero-card .figure { display: flex; align-items: baseline; gap: 8px; margin: 4px 0 12px; }
.hero-card .num { font-family: var(--font-num); font-weight: 700; font-size: 58px; line-height: 1; color: var(--primary); }
.hero-card .unit { font-size: 14px; font-weight: 500; color: var(--text-body); }
.hero-card-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag-chip {
  font-size: 11.5px; font-weight: 500; line-height: 1.4;
  color: var(--text-body); background: var(--bg);
  border: 1px solid var(--border); border-radius: 999px; padding: 3px 10px;
}
.hero-card-photos { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 18px; }
.hero-card-photos img { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: 8px; }

/* ===== セクション共通 ===== */
.section { padding: 56px 0; }
.section h2 { margin: 0 0 26px; font-size: 25px; font-weight: 800; letter-spacing: .02em; }
.section .lead { margin: -12px 0 24px; font-size: 15px; color: var(--text-body); }
.band-white { background: var(--card); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

/* 3つの約束(浮きカード帯。ヒーロー直下に余白を挟んで配置) */
.promises { padding: 48px 0 0; }
.promise-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.promise {
  background: var(--card); border-radius: 18px; padding: 24px 26px;
  box-shadow: var(--shadow-card);
}
.promise-icon {
  width: 44px; height: 44px; border-radius: 13px; margin-bottom: 14px;
  background: var(--bg); color: var(--primary);
  display: flex; align-items: center; justify-content: center;
}
.promise h3 { margin: 0 0 6px; font-size: 17px; font-weight: 700; color: var(--primary); line-height: 1.6; }
.promise p { margin: 0; font-size: 13.5px; color: var(--text-body); }

/* できること 3カード */
.feature-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.feature {
  background: var(--card); border: 1px solid var(--border); border-radius: 16px;
  padding: 24px;
}
.feature-icon {
  width: 42px; height: 42px; border-radius: 12px; margin-bottom: 12px;
  background: var(--bg); color: var(--primary);
  display: flex; align-items: center; justify-content: center;
}
.feature h3 { margin: 0 0 8px; font-size: 16.5px; font-weight: 700; color: var(--primary); }
.feature p { margin: 0; font-size: 14px; color: var(--text-body); }
.feature .note { display: block; margin-top: 10px; font-size: 12.5px; color: var(--text-secondary); }

/* 個人の方へ:3ステップ=飛行ルート(ウェイポイント+破線) */
.steps { list-style: none; margin: 0 0 30px; padding: 0; counter-reset: step; position: relative; }
.steps::before {
  content: ""; position: absolute; left: 19px; top: 22px; bottom: 22px;
  border-left: 2px dashed var(--border);
}
.steps li {
  display: flex; align-items: flex-start; gap: 16px;
  padding: 0 0 22px; counter-increment: step;
  font-size: 14.5px; font-weight: 500; position: relative;
}
.steps li:last-child { padding-bottom: 0; }
.steps li::before {
  content: counter(step);
  font-family: var(--font-num); font-weight: 700; font-size: 17px; line-height: 1;
  color: #fff; background: var(--primary); border-radius: 999px;
  width: 40px; height: 40px; flex: none;
  display: inline-flex; align-items: center; justify-content: center;
  box-shadow: 0 0 0 4px var(--card);
}
.steps li span { padding-top: 7px; }
.prelaunch-benefit { margin: 0 0 8px; font-size: 14.5px; font-weight: 500; color: var(--text-primary); }
.prenotice { margin: 0 0 18px; font-size: 13px; color: var(--text-secondary); }

/* セクション写真(個人の方へ) */
.section-photo {
  display: block; width: 100%; height: 200px; object-fit: cover; object-position: center 15%;
  border-radius: 16px; margin: 0 0 28px;
}

/* 企業の方へ:ネイビーパネル(ヒーローとのブックエンド) */
.company-panel {
  background: linear-gradient(135deg, #16374F 0%, var(--primary) 60%, var(--primary-dark) 100%);
  color: #fff; border-radius: 20px; padding: 28px 24px;
}
.company-panel p { margin: 0 0 20px; font-size: 14.5px; color: rgba(255, 255, 255, .88); }
.form-fallback { margin: 14px 0 0; font-size: 12.5px; color: rgba(255, 255, 255, .64); }
.form-fallback a { color: #fff; }

/* お問い合わせ(フェーズ不変) */
.contact-form { max-width: 560px; display: grid; gap: 16px; }
.contact-form label { display: grid; gap: 6px; font-size: 13.5px; font-weight: 700; color: var(--text-primary); }
.contact-form input[type="email"], .contact-form textarea {
  font-family: inherit; font-size: 14.5px; color: var(--text-primary);
  background: var(--card); border: 1px solid var(--border); border-radius: 10px;
  padding: 12px 14px; width: 100%;
}
.contact-form input:focus-visible, .contact-form textarea:focus-visible {
  outline: 2px solid var(--primary); outline-offset: 1px; border-color: var(--primary);
}
.contact-form textarea { resize: vertical; min-height: 130px; }
.contact-form .gotcha { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.contact-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.form-status { margin: 0; font-size: 13px; color: var(--text-body); }
.contact-fallback { margin: 18px 0 0; font-size: 12.5px; color: var(--text-secondary); }
.contact-fallback a { color: var(--text-body); }

/* ===== フッター ===== */
.site-footer { border-top: 1px solid var(--border); padding: 30px 0 40px; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-bottom: 14px; }
.site-footer nav a { font-size: 13px; color: var(--text-body); text-decoration: none; }
.site-footer nav a:hover { text-decoration: underline; }
.site-footer .copyright { font-size: 12px; color: var(--text-muted); }

/* ===== P7(規約・プラポリ)===== */
.doc-main { padding: 40px 0 64px; }
.doc-main h1 { font-size: 26px; font-weight: 800; margin: 0 0 6px; }
.doc-main .enacted { font-size: 13px; color: var(--text-secondary); margin: 0 0 28px; }
.doc-main h2 { font-size: 18px; font-weight: 700; margin: 34px 0 10px; color: var(--primary); }
.doc-main p, .doc-main li { font-size: 14.5px; color: var(--text-body); }

/* ===== デスクトップ(≥600px。切替幅= CLAUDE.md の確定値)===== */
@media (min-width: 600px) {
  .hero .container { grid-template-columns: 1.2fr 1fr; padding-top: 56px; padding-bottom: 72px; }
  .hero-card { justify-self: end; }
  .promises { padding-top: 56px; }
  .promise-grid { grid-template-columns: repeat(3, 1fr); gap: 20px; }
  .feature-grid { grid-template-columns: repeat(3, 1fr); }
  .section { padding: 64px 0; }
  .company-panel { padding: 36px 40px; }
  /* ステップ=横ルート(ウェイポイントを破線で結ぶ) */
  .steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
  .steps::before { left: 16%; right: 16%; top: 20px; bottom: auto; border-left: none; border-top: 2px dashed var(--border); }
  .steps li { flex-direction: column; align-items: center; text-align: center; gap: 12px; padding: 0; }
  .steps li span { padding-top: 0; }
  .section-photo { height: 300px; }
}

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