/* 釣果ログ サポートサイト / プライバシーポリシー
   SUPPORT-SITE-DESIGN-v2.md §2–§4 のトークンを実装
   CSS 変数以外の値のハードコードを禁止 */

/* ─── MARK: カラートークン ─────────────────────────── */
:root {
  --color-fish-orange:    #f5821f;
  --color-deep-orange:    #b85c00;
  --color-depth-blue:     #a9cce0;
  --color-depth-blue-ink: #2d6382;
  --color-slate-tide:     #64798a;
  --color-ink:            #14181b;
  --color-ink-muted:      #5b656c;
  --color-ocean-deep:     #0b1a21;
  --color-slate-depth:    #1b2227;
  --color-sand:           #f4f2ef;
  --color-paper:          #ffffff;
  --color-hairline:       #e6e3df;

  /* ─── タイポグラフィトークン ─── */
  --font-display: 'Zen Kaku Gothic New', -apple-system, BlinkMacSystemFont, 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  --font-body:    'Zen Kaku Gothic New', -apple-system, BlinkMacSystemFont, 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  --font-num:     'DM Sans', 'Zen Kaku Gothic New', sans-serif;

  /* ─── 型スケール（デスクトップ） ─── */
  --text-display:    56px;
  --text-heading:    32px;
  --text-heading-sm: 22px;
  --text-subheading: 19px;
  --text-body:       17px;
  --text-body-sm:    15px;
  --text-caption:    13px;
  --text-label:      12px;

  /* ─── 余白・角丸 ─── */
  --radius:      26px;          /* 一種類のみ */
  --radius-device: 44px;        /* 端末モックアップ専用 */
  --section-gap: 96px;
  --card-pad:    32px;
  --content-max: 1120px;
  --col-max:     720px;
}

/* ─── MARK: ベース ──────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

html {
  color-scheme: light only;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: 1.85;
  -webkit-text-size-adjust: 100%;
}

/* リンク */
a { color: var(--color-deep-orange); text-decoration: none; }
a:hover { color: var(--color-ink); text-decoration: underline; }
a:focus-visible {
  outline: 2px solid var(--color-deep-orange);
  outline-offset: 2px;
  border-radius: 3px;
}

/* ダーク帯の中のリンク */
.bg-dark a { color: var(--color-depth-blue); }
.bg-dark a:hover { color: var(--color-paper); text-decoration: underline; }

/* 数値 */
.num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
}

/* ─── MARK: ヘッダー ─────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-paper);
  border-bottom: 1px solid var(--color-hairline);
}

.site-header__inner {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 20px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.brand__icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius);
  background: var(--color-fish-orange);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.brand__fish {
  width: 16px;
  height: 10px;
  background: var(--color-paper);
  border-radius: 50% 50% 50% 0;
  position: relative;
}

.brand__name {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-ink);
  line-height: 1;
}

.site-header__nav {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}

.nav-link {
  font-size: 16px;
  font-weight: 500;
  color: var(--color-ink);
  text-decoration: none;
}
.nav-link:hover { color: var(--color-deep-orange); text-decoration: none; }

/* モバイルナビ（<details> で JS ゼロ開閉） */
.nav-toggle {
  display: none;
}

/* ─── MARK: ボタン ───────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-fish-orange);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 700;
  border-radius: var(--radius);
  padding: 14px 24px;
  text-decoration: none;
  border: none;
  cursor: pointer;
  white-space: nowrap;
}
.btn-primary:hover { background: #e2740f; color: var(--color-ink); text-decoration: none; }
.btn-primary:focus-visible { outline: 2px solid var(--color-ink); outline-offset: 2px; }

.btn-ghost {
  background: none;
  border: none;
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 500;
  color: var(--color-ink);
  cursor: pointer;
  padding: 0;
  text-decoration: none;
}
.btn-ghost:hover { color: var(--color-deep-orange); }

/* App Store バッジ */
.appstore-badge {
  height: 52px;
  width: auto;
}

/* ─── MARK: レイアウト ──────────────────────────────── */
.container {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 20px;
}

.col-narrow {
  max-width: var(--col-max);
  margin: 0 auto;
}

.section { padding: var(--section-gap) 20px; }
.section--sand   { background: var(--color-sand); }
.section--dark   { background: var(--color-ocean-deep); }
.bg-dark         { background: var(--color-ocean-deep); }

/* ページ内リンクのスクロール補正 */
[id] { scroll-margin-top: 88px; }

/* ─── MARK: ヒーロー ─────────────────────────────────── */
.hero {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: var(--section-gap) 20px 0;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
}

.hero__headline {
  margin: 0;
  font-size: var(--text-display);
  font-weight: 700;
  line-height: 1.28;
  max-width: 840px;
}

.hero__sub {
  margin: 0;
  font-size: var(--text-subheading);
  font-weight: 500;
  line-height: 1.75;
  color: var(--color-ink-muted);
  max-width: 640px;
}

.hero__phones {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  margin-top: 24px;
  width: 100%;
}

/* ─── MARK: 端末モックアップ ────────────────────────── */
.phone-mockup {
  background: var(--color-ocean-deep);
  border-radius: var(--radius-device);
  padding: 8px;
  border: 1px solid rgba(255, 255, 255, .14);
  flex-shrink: 0;
}

.phone-mockup__screen {
  display: block;
  width: 100%;
  border-radius: 36px;
}

.phone-left  { width: 250px; margin-right: -12px; transform: rotate(-4deg); }
.phone-center { width: 280px; position: relative; z-index: 2; }
.phone-right { width: 250px; margin-left: -12px; transform: rotate(4deg); }

/* ─── MARK: Ocean Hero Photo ────────────────────────── */
.ocean-hero {
  position: relative;
  width: 100%;
  height: 62vh;
  min-height: 420px;
  max-height: 640px;
  overflow: hidden;
}

.ocean-hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.ocean-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(rgba(11, 26, 33, .15), rgba(11, 26, 33, .75));
}

.ocean-hero__text {
  position: absolute;
  left: 40px;
  bottom: 40px;
  max-width: 720px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.ocean-hero__label {
  font-family: var(--font-num);
  font-size: var(--text-label);
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--color-depth-blue);
  text-transform: uppercase;
}

.ocean-hero__heading {
  margin: 0;
  font-size: var(--text-heading);
  font-weight: 700;
  line-height: 1.35;
  color: var(--color-paper);
}

.ocean-hero__desc {
  margin: 0;
  font-size: var(--text-body);
  line-height: 1.85;
  color: rgba(255, 255, 255, .86);
  max-width: 560px;
}

/* ─── MARK: ラベル（セクション上部） ─────────────────── */
.label {
  font-family: var(--font-num);
  font-size: var(--text-label);
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.label--blue  { color: var(--color-depth-blue-ink); }
.label--depth { color: var(--color-depth-blue); }    /* ダーク帯の上 */

/* ─── MARK: ツートーン見出し ─────────────────────────── */
.tt-orange { color: var(--color-deep-orange); }
.bg-dark .tt-orange { color: var(--color-fish-orange); }

/* ─── MARK: Step Cards ──────────────────────────────── */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.step-card {
  background: var(--color-paper);
  border-radius: var(--radius);
  padding: var(--card-pad);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.step-badge {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-fish-orange);
  color: var(--color-ink);
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.step-title {
  font-size: var(--text-heading-sm);
  font-weight: 700;
  line-height: 1.4;
  margin: 0;
}

.step-body {
  font-size: var(--text-body);
  line-height: 1.85;
  color: var(--color-ink-muted);
  margin: 0;
}

/* ─── MARK: Feature Row ──────────────────────────────── */
.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  max-width: var(--content-max);
  margin: 0 auto;
}

.feature-row--flip .feature-text { order: 2; }
.feature-row--flip .feature-visual { order: 1; }

.feature-text {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.feature-visual {
  display: flex;
  justify-content: center;
}

/* オレンジの丸マーカー付き ul */
.feature-list {
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.feature-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: var(--text-body);
  line-height: 1.85;
}

.feature-list li::before {
  content: '';
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-fish-orange);
  margin-top: 14px;
  flex-shrink: 0;
}

/* ─── MARK: Data Chips ──────────────────────────────── */
.chips {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.chip {
  background: var(--color-slate-depth);
  border-radius: var(--radius);
  padding: 8px 14px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.chip__label {
  font-size: var(--text-label);
  color: #8b979e;
  line-height: 1.4;
}

.chip__value {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 16px;
  color: var(--color-paper);
  font-variant-numeric: tabular-nums;
}

.chip__value--depth { color: var(--color-depth-blue); }

/* ─── MARK: FAQ Accordion ───────────────────────────── */
.faq-list {
  margin: 0;
  padding: 0;
}

.faq-item {
  border-top: 1px solid var(--color-hairline);
}

.faq-item:last-child {
  border-bottom: 1px solid var(--color-hairline);
}

.faq-item details { padding: 0; }

.faq-item summary {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  font-size: var(--text-subheading);
  font-weight: 500;
  line-height: 1.75;
  cursor: pointer;
  list-style: none;
  padding: 20px 0;
  color: var(--color-ink);
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary .faq-icon {
  color: var(--color-deep-orange);
  font-size: 20px;
  flex-shrink: 0;
  line-height: 1;
  margin-top: 4px;
}

details[open] .faq-icon-plus  { display: none; }
details:not([open]) .faq-icon-minus { display: none; }

.faq-answer {
  font-size: var(--text-body);
  line-height: 1.85;
  color: var(--color-ink-muted);
  padding-bottom: 20px;
  max-width: var(--col-max);
}

/* ─── MARK: Notice Block（法的表示） ─────────────────── */
.notice-block {
  background: var(--color-sand);
  border-radius: var(--radius);
  padding: var(--card-pad);
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: var(--col-max);
}

.notice-text {
  font-size: var(--text-body-sm);
  line-height: 1.8;
  margin: 0;
}

/* ─── MARK: Poll Row ─────────────────────────────────── */
.poll-row {
  background: var(--color-sand);
  border-radius: var(--radius);
  padding: 48px var(--card-pad);
}

.poll-question {
  font-size: var(--text-subheading);
  font-weight: 500;
  line-height: 1.75;
  max-width: var(--col-max);
  margin: 0 0 16px;
}

.poll-buttons {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}

/* #roadmap-thanks は redirect 後に hash でターゲットされたとき表示 */
#roadmap-thanks { display: none; }
#roadmap-thanks:target { display: block; }

/* ─── MARK: フッター ─────────────────────────────────── */
.site-footer {
  background: var(--color-ocean-deep);
  border-top: 1px solid rgba(255, 255, 255, .12);
  padding: var(--section-gap) 20px 0;
}

.site-footer__inner {
  max-width: var(--content-max);
  margin: 0 auto;
}

.site-footer__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
  padding: 32px 0;
  border-top: 1px solid rgba(255, 255, 255, .12);
  margin-top: var(--section-gap);
}

.site-footer__links {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  font-family: var(--font-num);
  font-size: var(--text-label);
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.site-footer__links a { color: var(--color-depth-blue); }
.site-footer__links a:hover { color: var(--color-paper); text-decoration: none; }

.site-footer__copy {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 0 40px;
  font-size: var(--text-caption);
  color: #8b979e;
}

/* フッターのブランド */
.brand--footer .brand__name { color: var(--color-paper); }

/* ─── MARK: プライバシーポリシー ────────────────────── */
.privacy-page-header {
  border-bottom: 1px solid var(--color-hairline);
  padding-bottom: 40px;
  margin-bottom: 0;
}

.privacy-layout {
  display: grid;
  grid-template-columns: 240px minmax(0, var(--col-max));
  gap: 64px;
  padding-top: 64px;
  max-width: var(--content-max);
  margin: 0 auto;
}

.privacy-toc {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-self: start;
  position: sticky;
  top: 88px;
}

.privacy-toc__header {
  font-family: var(--font-num);
  font-size: var(--text-label);
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--color-ink-muted);
  text-transform: uppercase;
  padding-bottom: 8px;
}

.privacy-toc a {
  font-size: var(--text-caption);
  font-weight: 500;
  color: var(--color-ink);
}
.privacy-toc a.active { color: var(--color-deep-orange); }

.privacy-body h2 {
  font-size: var(--text-heading-sm);
  font-weight: 700;
  line-height: 1.4;
  margin: 48px 0 24px;
  padding-top: 16px;
  border-top: 1px solid var(--color-hairline);
}

.privacy-body h2:first-child { margin-top: 0; border-top: none; padding-top: 0; }

.privacy-body p { margin: 0 0 24px; }

.privacy-body ul {
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.privacy-body ul li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: var(--text-body);
  line-height: 1.85;
}

.privacy-body ul li::before {
  content: '';
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-fish-orange);
  margin-top: 14px;
  flex-shrink: 0;
}

/* 定義テーブル */
.def-table {
  width: 100%;
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius);
  border-collapse: separate;
  border-spacing: 0;
  overflow: hidden;
  margin-bottom: 24px;
}

.def-table th,
.def-table td {
  padding: 16px 24px;
  font-size: var(--text-body-sm);
  line-height: 1.8;
  text-align: left;
}

.def-table th {
  font-weight: 700;
  background: var(--color-sand);
  border-bottom: 1px solid var(--color-hairline);
}

.def-table td { color: var(--color-ink-muted); }

.def-table tr:not(:last-child) td,
.def-table tr:not(:last-child) th {
  border-bottom: 1px solid var(--color-hairline);
}

/* お問い合わせブロック（プライバシー用） */
.contact-block {
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius);
  padding: var(--card-pad);
  margin-top: 48px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ─── MARK: モバイル目次（<details>） ────────────────── */
.privacy-toc-mobile {
  display: none;
}

/* ─── MARK: レスポンシブ ─────────────────────────────── */
@media (max-width: 767px) {
  :root {
    --text-display:    34px;
    --text-heading:    26px;
    --text-heading-sm: 20px;
    --text-subheading: 18px;
    --text-body:       16px;
    --text-body-sm:    14px;
    --section-gap:     64px;
    --card-pad:        24px;
  }

  /* ナビ: ハンバーガー */
  .site-header__nav {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .nav-toggle summary {
    list-style: none;
    cursor: pointer;
    font-size: 16px;
    font-weight: 700;
    color: var(--color-ink);
    min-width: 44px;
    min-height: 44px;
    display: flex;
    align-items: center;
  }

  .nav-toggle summary::-webkit-details-marker { display: none; }

  .nav-toggle__menu {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--color-paper);
    border-bottom: 1px solid var(--color-hairline);
    padding: 16px 20px 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    z-index: 99;
  }

  /* ヒーロー端末 */
  .phone-left, .phone-right { display: none; }
  .phone-center { width: 240px; }

  /* Feature Row */
  .feature-row {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .feature-row--flip .feature-text { order: 1; }
  .feature-row--flip .feature-visual { order: 2; }

  /* プライバシー: モバイル目次 */
  .privacy-layout {
    grid-template-columns: 1fr;
    gap: 0;
    padding-top: 32px;
  }

  .privacy-toc { display: none; }

  .privacy-toc-mobile {
    display: block;
    margin-bottom: 32px;
  }

  .privacy-toc-mobile summary {
    list-style: none;
    cursor: pointer;
    font-size: var(--text-body-sm);
    font-weight: 700;
    color: var(--color-ink);
    padding: 12px 0;
    border-bottom: 1px solid var(--color-hairline);
  }

  .privacy-toc-mobile summary::-webkit-details-marker { display: none; }

  .privacy-toc-mobile__links {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 12px 0;
  }

  .privacy-toc-mobile__links a {
    font-size: var(--text-body-sm);
    font-weight: 500;
    color: var(--color-ink);
  }

  .ocean-hero__text { left: 20px; }
  .ocean-hero { height: 56vh; }

  .btn-primary { max-width: 360px; }
}

@media (min-width: 768px) and (max-width: 1119px) {
  .site-header__inner { padding: 0 40px; }
  .feature-row { gap: 40px; }
  .phone-left, .phone-right { width: 200px; }
  .phone-center { width: 240px; }
}

/* ─── MARK: アクセシビリティ ─────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}