/* =========================================================
   Wanderland — 共通スタイル
   自然・アウトドア（緑／アース系）テーマ
   ========================================================= */

/* ---- デザイントークン ---- */
:root {
  /* カラー：アプリアイコン（コーラル＋ライム＋スカイ）に合わせた明るいトーン */
  --forest-900: #157a3e;  /* 鮮やかなケリーグリーン（見出し・フッター／白文字AA） */
  --forest-800: #1a9048;
  --forest-700: #23a656;  /* 明るいグリーン */
  --forest-600: #34ba62;  /* ポップな明るいグリーン（タイル・CTA） */
  --moss-500:   #62c94e;  /* ライムグリーン（差し色） */
  --sage-300:   #c2e8ac;
  --sky-500:    #2ba7e0;  /* スカイブルー（川・水） */
  --sky-300:    #9bd6f0;
  --sand-100:   #f5f6ea;  /* ライム寄りの明るいクリーム */
  --sand-200:   #ebe9d6;
  --sand-300:   #dcd6ba;
  --clay-500:   #f2552b;  /* コーラル（アイコンのピン色） */
  --clay-600:   #dd451e;
  --ink-900:    #23271e;
  --ink-700:    #444a3b;
  --ink-500:    #6b7060;
  --white:      #ffffff;

  /* 意味付け */
  --bg:          var(--sand-100);
  --bg-alt:      var(--white);
  --text:        var(--ink-900);
  --text-muted:  var(--ink-500);
  --brand:       var(--clay-500);   /* アイコンの「W」ピンの赤をブランド主色に */
  --brand-dark:  var(--clay-600);   /* プライマリボタンのホバー等 */
  --heading:     var(--forest-900); /* 見出しは濃緑を維持（地図の緑＝アイコンの世界観） */
  --accent:      var(--clay-500);
  --accent-dark: var(--clay-600);

  /* タイポ */
  --font-sans: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN",
               "Hiragino Sans", "Yu Gothic", Meiryo, sans-serif;
  --font-rounded: var(--font-sans);

  --maxw: 1120px;
  --radius: 18px;
  --radius-sm: 10px;
  --shadow-sm: 0 2px 8px rgba(28, 58, 42, 0.08);
  --shadow-md: 0 12px 32px rgba(28, 58, 42, 0.14);
  --shadow-lg: 0 30px 60px rgba(28, 58, 42, 0.22);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* 英語ページ：和文フォントの等幅寄りラテングリフを避け、OS標準の可変幅フォントを使う */
html[lang="en"] {
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-rounded: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

/* ---- スクロール表示アニメーション ---- */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
[data-reveal].is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; transition: none; }
}

/* ---- リセット ---- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
  line-height: 1.8;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { line-height: 1.35; margin: 0; font-weight: 700; }
p { margin: 0; }
ul { margin: 0; }

/* ---- ユーティリティ ---- */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: 24px;
}
.section { padding-block: clamp(56px, 8vw, 112px); }
.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--brand);
  margin-bottom: 14px;
}
.section-title {
  font-family: var(--font-rounded);
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  color: var(--heading);
  letter-spacing: 0.01em;
}
.section-lead {
  margin-top: 16px;
  max-width: 56ch;
  color: var(--text-muted);
  font-size: 1.05rem;
}
.center { text-align: center; }
.center .section-lead { margin-inline: auto; }

/* ---- ボタン ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.25s;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: var(--brand);
  color: var(--white);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: var(--accent-dark); box-shadow: var(--shadow-md); }
.btn-ghost {
  background: var(--white);
  color: var(--heading);
  border-color: var(--sage-300);
}
.btn-ghost:hover { border-color: var(--brand); background: rgba(242, 85, 43, 0.07); }

/* App Store バッジ */
.appstore-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 12px 22px;
  background: var(--ink-900);
  color: var(--white);
  border-radius: 14px;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
  box-shadow: var(--shadow-sm);
}
.appstore-badge:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.appstore-badge svg { width: 26px; height: 26px; flex: none; }
.appstore-badge .badge-text { line-height: 1.2; }
.appstore-badge .badge-text small { display: block; font-size: 0.62rem; opacity: 0.8; letter-spacing: 0.04em; }
.appstore-badge .badge-text strong { display: block; font-size: 1.15rem; font-weight: 600; }

/* =========================================================
   ヘッダー / ナビ
   ========================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: saturate(140%) blur(10px);
  background: rgba(245, 246, 234, 0.82);
  border-bottom: 1px solid rgba(35, 122, 69, 0.12);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-rounded);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--ink-900);
  letter-spacing: 0.02em;
}
.brand .mark { width: 30px; height: 30px; border-radius: 7px; object-fit: cover; box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.12), 0 1px 3px rgba(0, 0, 0, 0.18); }
.site-header .brand { font-size: 1.56rem; }
.site-header .brand .mark { width: 36px; height: 36px; border-radius: 8px; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 30px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink-700);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--brand); }
.nav-links a.btn-primary { color: var(--white); font-weight: 700; }
.nav-links a.btn-primary:hover { color: var(--white); }
.nav-cta { margin-left: 6px; }
.lang-switch { display: inline-flex; align-items: center; gap: 6px; }
.lang-switch a { font-size: 0.85rem; font-weight: 700; color: var(--text-muted); }
.lang-switch a.is-active { color: var(--brand); }
.lang-switch span { color: var(--text-muted); opacity: 0.5; }
.nav-toggle { display: none; }

/* =========================================================
   ヒーロー
   ========================================================= */
.hero {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(247, 249, 238, 0.8) 0%, rgba(245, 246, 234, 0.84) 55%, rgba(235, 233, 214, 0.88) 100%),
    radial-gradient(900px 460px at 84% -12%, rgba(87, 187, 74, 0.42), transparent 62%),
    radial-gradient(760px 420px at 8% 8%, rgba(43, 167, 224, 0.20), transparent 60%),
    url("../img/hero_bg.jpg");
  background-repeat: no-repeat;
  background-size: cover, auto, auto, cover;
  background-position: center, center, center, center 30%;
}
.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 120px;
  background: linear-gradient(180deg, transparent, rgba(35, 122, 69, 0.06));
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
  padding-block: clamp(48px, 8vw, 96px);
}
.hero-title {
  font-family: var(--font-rounded);
  font-size: clamp(1.9rem, 4vw, 2.85rem);
  color: var(--heading);
  letter-spacing: 0.005em;
}
.accent { color: var(--accent); }
.hero-sub {
  margin-top: 22px;
  font-size: clamp(1.02rem, 2.2vw, 1.2rem);
  color: var(--ink-700);
  max-width: 46ch;
}
.hero-actions {
  margin-top: 34px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
}
.hero-note {
  margin-top: 18px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* 端末モックアップ */
.device {
  position: relative;
  width: min(300px, 78vw);
  margin-inline: auto;
  aspect-ratio: 300 / 610;
  background: #14231a;
  border-radius: 44px;
  padding: 12px;
  box-shadow: var(--shadow-lg);
}
.device-screen {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 34px;
  overflow: hidden;
  background: linear-gradient(180deg, #cfe0cf, #eef3e6);
}
.device-screen img { width: 100%; height: 100%; object-fit: cover; object-position: top center; }
.device-floats {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.float-card {
  position: absolute;
  background: var(--white);
  border-radius: 14px;
  padding: 12px 14px;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--heading);
  animation: floaty 5s var(--ease) infinite;
}
.float-card .pin {
  width: 30px; height: 30px; border-radius: 9px;
  display: grid; place-items: center;
  background: var(--sand-200); color: var(--accent); flex: none;
}
.float-card.one { top: 14%; left: -34px; transform: translateY(50%); animation: floatyShiftedDown 5s var(--ease) infinite; }
.float-card.two { bottom: 16%; right: -30px; animation-delay: 1.4s; }
@keyframes floaty {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
@keyframes floatyShiftedDown {
  0%, 100% { transform: translateY(50%); }
  50% { transform: translateY(calc(50% - 10px)); }
}
@media (prefers-reduced-motion: reduce) {
  .float-card { animation: none; }
}

/* =========================================================
   信頼バッジ / 統計
   ========================================================= */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  text-align: center;
}
.stat b {
  font-family: var(--font-rounded);
  display: block;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  color: var(--brand);
}
.stat span { color: var(--text-muted); font-size: 0.92rem; }

/* =========================================================
   特徴（Features）
   ========================================================= */
.features { background: var(--bg-alt); }
.feature-grid {
  margin-top: 52px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.feature-card {
  background: var(--sand-100);
  border: 1px solid rgba(45, 90, 61, 0.08);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.feature-head {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 14px;
}
.feature-icon {
  width: 56px; height: 56px;
  flex: none;
  border-radius: 16px;
  display: grid; place-items: center;
  background: linear-gradient(145deg, var(--forest-600), var(--forest-800));
  color: var(--white);
}
.feature-icon svg { width: 28px; height: 28px; }
.feature-card h3 { font-size: 1.25rem; color: var(--heading); margin: 0; }
.feature-card p { color: var(--text-muted); font-size: 0.98rem; }

/* =========================================================
   ギャラリー
   ========================================================= */
.gallery {
  background:
    radial-gradient(700px 380px at 88% 6%, rgba(98, 201, 78, 0.34), transparent 60%),
    radial-gradient(640px 360px at 6% 96%, rgba(43, 167, 224, 0.24), transparent 60%),
    linear-gradient(160deg, var(--forest-800), var(--forest-900));
  color: var(--sand-100);
}
.gallery .section-title { color: var(--white); }
.gallery .section-lead { color: rgba(255, 255, 255, 0.86); }
.gallery-strip {
  margin-top: 52px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.shot {
  aspect-ratio: 1320 / 2868;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 6px solid #14231a;
  background: #14231a;
}
.shot .inner {
  width: 100%; height: 100%;
  border-radius: 18px;
  overflow: hidden;
}
.shot .inner img { width: 100%; height: 100%; object-fit: cover; object-position: top center; }

/* =========================================================
   CTA
   ========================================================= */
.cta {
  background:
    radial-gradient(680px 300px at 18% 0%, rgba(242, 85, 43, 0.34), transparent 60%),
    radial-gradient(620px 320px at 92% 112%, rgba(43, 167, 224, 0.26), transparent 60%),
    linear-gradient(160deg, var(--forest-700), var(--forest-900));
  color: var(--white);
}
.cta .container { text-align: center; }
.cta h2 {
  font-family: var(--font-rounded);
  font-size: clamp(1.8rem, 4.5vw, 2.8rem);
}
.cta p { margin: 18px auto 30px; max-width: 50ch; color: rgba(255,255,255,0.82); }
.cta-brand {
  margin-top: 36px;
}
.cta p.cta-brand-name {
  margin: 0;
  max-width: none;
  font-family: var(--font-rounded);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 700;
  line-height: 1.2;
}
.cta p.cta-brand-by {
  margin: 2px 0 0;
  max-width: none;
  font-size: 1.15rem;
  line-height: 1.2;
  color: rgba(255,255,255,0.7);
}

/* =========================================================
   フッター
   ========================================================= */
.site-footer {
  background: var(--forest-900);
  color: rgba(244, 239, 228, 0.72);
  padding-block: 56px 40px;
}
.footer-top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 30px;
  padding-bottom: 30px;
  border-bottom: 1px solid rgba(255,255,255,0.10);
}
.footer-brand { max-width: 34ch; }
.footer-brand .brand { color: var(--white); margin-bottom: 12px; }
.footer-brand p { font-size: 0.9rem; }
.footer-nav {
  display: flex;
  gap: 60px;
  flex-wrap: wrap;
}
.footer-col h4 {
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sage-300);
  margin-bottom: 14px;
}
.footer-col ul { list-style: none; padding: 0; display: grid; gap: 10px; }
.footer-col a { font-size: 0.92rem; transition: color 0.2s; }
.footer-col a:hover { color: var(--white); }
.footer-bottom {
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
  color: rgba(244, 239, 228, 0.55);
}

/* =========================================================
   法務ページ（利用規約・プライバシー）
   ========================================================= */
.legal-hero {
  background: linear-gradient(180deg, var(--sand-100), var(--sand-200));
  padding-block: clamp(48px, 7vw, 80px);
  border-bottom: 1px solid rgba(45, 90, 61, 0.10);
}
.legal-hero h1 {
  font-family: var(--font-rounded);
  font-size: clamp(2rem, 5vw, 3rem);
  color: var(--heading);
}
.legal-hero .updated { margin-top: 12px; color: var(--text-muted); font-size: 0.9rem; }
.legal-body { padding-block: clamp(40px, 6vw, 72px); background: var(--bg-alt); }
.legal-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 48px;
  align-items: start;
}
.legal-layout--no-toc {
  grid-template-columns: 1fr;
}
.legal-toc {
  position: sticky;
  top: 90px;
  background: var(--sand-100);
  border: 1px solid rgba(45, 90, 61, 0.10);
  border-radius: var(--radius-sm);
  padding: 20px;
}
.legal-toc h4 {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brand);
  margin-bottom: 12px;
}
.legal-toc ol { margin: 0; padding-left: 18px; display: grid; gap: 8px; }
.legal-toc a { font-size: 0.9rem; color: var(--ink-700); }
.legal-toc a:hover { color: var(--brand); }
.legal-content h2 {
  font-family: var(--font-rounded);
  font-size: 1.4rem;
  color: var(--heading);
  margin: 40px 0 14px;
  scroll-margin-top: 90px;
}
.legal-content h2:first-child { margin-top: 0; }
.legal-content h3 { font-size: 1.08rem; color: var(--ink-900); margin: 24px 0 8px; }
.legal-content h4 { font-size: 0.98rem; color: var(--ink-700); margin: 18px 0 10px; font-weight: 700; }
.legal-content p { margin-bottom: 14px; color: var(--ink-700); overflow-wrap: anywhere; }
.legal-content ul, .legal-content ol.list { padding-left: 22px; margin-bottom: 16px; color: var(--ink-700); overflow-wrap: anywhere; }
.legal-content li { margin-bottom: 8px; }
.legal-content a { color: var(--brand); text-decoration: underline; text-underline-offset: 3px; overflow-wrap: anywhere; }
.legal-content .note {
  background: var(--sand-100);
  border-left: 4px solid var(--moss-500);
  padding: 16px 20px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 20px 0;
  font-size: 0.95rem;
}
.legal-table-wrap { overflow-x: auto; margin: 20px 0; }
.legal-table-wrap table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}
.legal-table-wrap th, .legal-table-wrap td {
  border: 1px solid rgba(45, 90, 61, 0.15);
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
  color: var(--ink-700);
}
.legal-table-wrap thead th {
  background: var(--sand-100);
  color: var(--heading);
  font-weight: 700;
}
.legal-table-wrap td:not(:first-child), .legal-table-wrap th[scope="col"]:not(:first-child) { text-align: center; }
.legal-meta { margin-top: 40px; padding-top: 20px; border-top: 1px solid rgba(45, 90, 61, 0.10); font-size: 0.85rem; color: var(--text-muted); }
.legal-meta p { margin-bottom: 12px; }

/* =========================================================
   レスポンシブ
   ========================================================= */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; text-align: center; }
  .hero-sub { margin-inline: auto; }
  .hero-actions { justify-content: center; }
  .hero-device { order: -1; }
  /* 小画面では見切れず、端末内のカードと重ならないよう調整 */
  .float-card.one { left: 4px; top: 12%; }
  .float-card.two { right: 4px; bottom: 34%; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .gallery-strip { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .legal-layout { grid-template-columns: 1fr; }
  .legal-toc { position: static; }
}

@media (max-width: 620px) {
  .nav-links {
    position: fixed;
    inset: 68px 0 auto 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    background: var(--sand-100);
    padding: 16px 24px 24px;
    border-bottom: 1px solid rgba(45, 90, 61, 0.12);
    box-shadow: var(--shadow-md);
    transform: translateY(-140%);
    transition: transform 0.35s var(--ease);
    z-index: 40;
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links a { padding: 10px 0; width: 100%; }
  .nav-links .nav-cta { margin: 8px 0 0; }
  .nav-toggle {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px; height: 44px;
    background: transparent;
    border: none;
    cursor: pointer;
  }
  .nav-toggle span {
    display: block; width: 24px; height: 2px;
    background: var(--heading);
    transition: transform 0.3s, opacity 0.3s;
  }
  .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .feature-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr; gap: 28px; }
  .footer-nav { gap: 36px; }
}