/* =============================================
   double-em apps — shared stylesheet
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;700&family=DM+Mono:wght@400;500&display=swap');

:root {
  --accent:       #1b7c88;
  --accent-dark:  #125961;
  --accent-light: #e4f3f5;
  --accent-mid:   #a8d5dc;
  --surface:      #ffffff;
  --bg:           #f2f5f6;
  --divider:      #dde3e4;
  --text-1:       #1a2526;
  --text-2:       #4d6264;
  --text-3:       #90a8ab;
  --red:          #C11920;
  --shadow-1: 0 1px 3px rgba(0,0,0,.07), 0 1px 2px rgba(0,0,0,.04);
  --shadow-2: 0 4px 16px rgba(0,0,0,.10), 0 1px 4px rgba(0,0,0,.05);
  --shadow-3: 0 8px 32px rgba(0,0,0,.12), 0 2px 8px rgba(0,0,0,.06);
  --r:  12px;
  --rs:  6px;
  --sans: 'Noto Sans JP', sans-serif;
  --mono: 'DM Mono', monospace;
  --rightnav-w: 240px;
  --sp-bar-h:   48px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; }
body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text-1);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a   { color: inherit; text-decoration: none; }


/* ============================================
   PC LAYOUT: コンテンツ + 右サイドバー
   ============================================ */

/* 全幅セクション（ヒーロー等）はそのまま */
.full-width { width: 100%; }

/* コンテンツ + 右ナビのグリッド */
.layout {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: 1fr var(--rightnav-w);
  gap: 48px;
  align-items: start;
}

/* 右サイドナビ */
.rightnav {
  position: sticky;
  top: 32px;
}
.rightnav-search {
  background: var(--surface);
  border-radius: var(--r);
  border: 1px solid var(--divider);
  padding: 14px 16px;
  box-shadow: var(--shadow-1);
}
.rightnav-search-inner {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg);
  border: 1.5px solid var(--divider);
  border-radius: 99px;
  padding: 7px 14px;
  transition: border-color .18s;
}
.rightnav-search-inner:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(27,124,136,.08);
}
.rightnav-search-inner svg {
  width: 15px;
  height: 15px;
  color: var(--text-3);
  flex-shrink: 0;
}
.rightnav-search-input {
  flex: 1;
  border: none;
  background: none;
  font-size: .83rem;
  font-family: var(--sans);
  color: var(--text-1);
  outline: none;
}
.rightnav-search-input::placeholder { color: var(--text-3); }

/* 詳細ページの右ナビカード（pricing/specs） */
.rightnav-card {
  background: var(--surface);
  border: 1px solid var(--divider);
  border-radius: var(--r);
  padding: 20px;
  box-shadow: var(--shadow-1);
}
.rightnav-card + .rightnav-card { margin-top: 12px; }
.rightnav-card-title {
  font-size: .67rem;
  font-weight: 700;
  font-family: var(--mono);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.price-row   { display: flex; align-items: baseline; gap: 6px; margin-bottom: 6px; }
.price-amount { font-size: 1.65rem; font-weight: 700; color: var(--text-1); font-family: var(--mono); }
.price-unit  { font-size: .75rem; color: var(--text-3); }
.price-note  { font-size: .72rem; color: var(--text-3); margin-bottom: 14px; }
.spec-list   { display: flex; flex-direction: column; }
.spec-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .76rem;
  padding: 7px 0;
  border-bottom: 1px solid var(--divider);
}
.spec-row:last-child { border-bottom: none; }
.spec-key { color: var(--text-3); font-family: var(--mono); letter-spacing: .04em; }
.spec-val { color: var(--text-1); font-weight: 500; text-align: right; }


/* ============================================
   SP: 検索アイコンのみの固定バー
   ============================================ */
.sp-bar {
  display: none;
}

/* SP検索パネル（全画面オーバーレイ） */
.sp-search-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--surface);
  z-index: 300;
  overflow-y: auto;
  padding: 12px 16px 32px;
}
.sp-search-overlay.open { display: block; }

/* オーバーレイ上部：検索バー行 */
.sp-search-overlay-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.sp-search-overlay-inner {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg);
  border: 1.5px solid var(--accent-mid);
  border-radius: 99px;
  padding: 9px 14px;
}
.sp-search-overlay-inner svg { width: 16px; height: 16px; color: var(--text-3); flex-shrink: 0; }
.sp-search-overlay-input {
  flex: 1;
  border: none;
  background: none;
  font-size: .9rem;
  font-family: var(--sans);
  color: var(--text-1);
  outline: none;
}
.sp-search-overlay-input::placeholder { color: var(--text-3); }
.sp-search-close {
  border: none;
  background: none;
  cursor: pointer;
  font-size: .9rem;
  font-weight: 500;
  color: var(--text-3);
  padding: 4px 2px;
  transition: color .15s;
  white-space: nowrap;
}
.sp-search-close:hover { color: var(--text-1); }

/* オーバーレイ内フィルター */
.sp-filter-panel { padding-top: 4px; }
.sp-filter-panel .filter-rows { gap: 12px; }
.sp-filter-panel .filter-row-label {
  width: 56px;
  font-size: .62rem;
}

/* ============================================
   INDEX LAYOUT（1カラム＋上部フィルター）
   ============================================ */
.index-layout {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 32px;
}

/* 上部フィルターバー */
.index-filter-bar {
  background: var(--surface);
  border: 1px solid var(--divider);
  border-radius: var(--r);
  padding: 18px 24px;
  margin-bottom: 28px;
  box-shadow: var(--shadow-1);
}
.index-filter-bar-top {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 14px;
}
.index-filter-bar-top .index-search-wrap { flex: 1; }
.index-filter-bar-count {
  font-size: .75rem;
  font-family: var(--mono);
  color: var(--text-3);
  letter-spacing: .04em;
  white-space: nowrap;
}
.index-filter-bar-count strong {
  font-size: 1.05rem;
  color: var(--text-1);
  font-weight: 700;
  margin-right: 2px;
}

/* クリアボタン */
.index-filter-bar-clear {
  display: none;
  background: none;
  border: none;
  font-size: .7rem;
  font-family: var(--mono);
  color: var(--text-3);
  cursor: pointer;
  padding: 10px 0 0;
  transition: color .15s;
}
.index-filter-bar-clear.visible { display: block; }
.index-filter-bar-clear:hover { color: var(--accent); }

/* index rightnav内検索ボックス */
.index-search-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg);
  border: 1.5px solid var(--divider);
  border-radius: 99px;
  padding: 8px 14px;
  transition: border-color .18s, box-shadow .18s;
}
.index-search-wrap:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(27,124,136,.08);
}
.index-search-wrap svg {
  width: 15px;
  height: 15px;
  color: var(--text-3);
  flex-shrink: 0;
}
.index-search-input {
  flex: 1;
  border: none;
  background: none;
  font-size: .83rem;
  font-family: var(--sans);
  color: var(--text-1);
  outline: none;
  min-width: 0;
}
.index-search-input::placeholder { color: var(--text-3); }

/* ============================================
   カード内スマホモックアップ（SP用）
   ============================================ */

.card-phone-frame {
  width: 52px;
  background: transparent;
  border-radius: 12px;
  border: 1.5px solid var(--text-3);
  padding: 5px 4px 6px;
}
.card-phone-island {
  width: 18px;
  height: 5px;
  background: var(--text-3);
  border-radius: 99px;
  margin: 0 auto 4px;
  opacity: .6;
}
.card-phone-screen {
  border-radius: 6px;
  overflow: hidden;
  aspect-ratio: 9 / 19.5;
  background: linear-gradient(160deg, var(--accent-light) 0%, #d0ecef 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}
.card-phone-screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* SP アプリカード：横並びレイアウト */
.app-card--sp {
  flex-direction: row !important;
  align-items: stretch;
}
.app-card--sp .app-card-thumb {
  width: 96px;
  min-width: 96px;
  aspect-ratio: 1 / 1;
  border-radius: 0;
  flex-shrink: 0;
}
.app-card--sp .app-card-body {
  padding: 12px 14px 14px;
  flex: 1;
  min-width: 0;
}
.app-card--sp .app-card-tags { margin-bottom: 6px; }
.app-card--sp .app-card-title { font-size: .95rem; margin-bottom: 4px; }
.app-card--sp .app-card-desc {
  font-size: .76rem;
  line-height: 1.6;
  margin-bottom: 10px;
  /* 2行でクランプ */
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.app-card--sp .app-card-footer { font-size: .7rem; }


/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  border-radius: var(--rs);
  padding: 10px 22px;
  font-size: .9rem;
  font-family: var(--sans);
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: all .18s;
  letter-spacing: .02em;
  text-decoration: none;
  line-height: 1;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 3px 10px rgba(27,124,136,.28);
}
.btn-primary:hover { background: var(--accent-dark); }
.btn-outline {
  background: var(--surface);
  color: var(--text-2);
  border: 1.5px solid var(--divider);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn-sm   { padding: 7px 16px; font-size: .8rem; }
.btn-lg   { padding: 14px 32px; font-size: 1rem; }
.btn-wide { width: 100%; }
.btn .material-symbols-outlined { font-size: 1.4em; vertical-align: -0.25em; margin-right: 4px; }
.btn .material-symbols-outlined.icon-right { margin-right: 0; margin-left: 4px; }

/* Pricing cards (KNOWGUIDE etc.) */
.pricing-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 20px 0 16px;
}
.pricing-card {
  background: var(--surface);
  border: 1px solid var(--divider);
  border-radius: var(--r);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
}
.pricing-card--accent {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}
.pricing-card-label {
  font-family: 'Quicksand', sans-serif;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--text-3);
  margin-bottom: 4px;
}
.pricing-card--accent .pricing-card-label { color: var(--accent); }
.pricing-card-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-1);
  margin-bottom: 12px;
}
.pricing-card-price {
  font-family: 'Quicksand', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.2;
}
.pricing-card-unit {
  font-size: .8rem;
  font-weight: 400;
  color: var(--text-2);
}
.pricing-card-note {
  font-size: .8rem;
  color: var(--text-3);
  margin-top: 4px;
  margin-bottom: 16px;
}
.pricing-card-list {
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
  flex: 1;
}
.pricing-card-list li {
  font-size: .85rem;
  color: var(--text-2);
  padding: 5px 0;
  padding-left: 20px;
  position: relative;
  line-height: 1.5;
}
.pricing-card-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 5px;
  color: var(--accent);
  font-weight: 700;
  font-size: .8rem;
  line-height: 1.5;
}
.pricing-option {
  background: var(--bg);
  border: 1px solid var(--divider);
  border-radius: var(--r);
  padding: 16px 20px;
  margin: 12px 0 0;
  font-size: .9rem;
}
/* Pricing common features */
.pricing-common {
  background: var(--bg);
  border: 1px solid var(--divider);
  border-radius: var(--r);
  padding: 20px 24px;
  margin-bottom: 16px;
}
.pricing-common-title {
  font-size: .78rem;
  font-weight: 700;
  color: var(--text-3);
  letter-spacing: .05em;
  margin-bottom: 10px;
}
.pricing-common-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.pricing-common-list span {
  font-size: .8rem;
  color: var(--text-2);
  background: var(--surface);
  border: 1px solid var(--divider);
  border-radius: 20px;
  padding: 4px 14px;
}

/* Use case grid */
.use-case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 20px 0;
}
.use-case-item {
  text-align: center;
  padding: 24px 12px;
  background: var(--bg);
  border-radius: var(--r);
  border: 1px solid var(--divider);
}
.use-case-item .material-symbols-outlined {
  font-size: 2.4rem;
  color: var(--accent);
  margin-bottom: 8px;
}
.use-case-label {
  font-size: .88rem;
  font-weight: 700;
  color: var(--text-1);
  margin-bottom: 4px;
}
.use-case-desc {
  font-size: .75rem;
  color: var(--text-3);
}

@media (max-width: 600px) {
  .pricing-cards { grid-template-columns: 1fr; }
  .use-case-grid { grid-template-columns: repeat(2, 1fr); }
}


/* ============================================
   BADGE
   ============================================ */
.badge {
  display: inline-flex;
  align-items: center;
  font-size: .7rem;
  font-weight: 700;
  font-family: var(--mono);
  letter-spacing: .08em;
  padding: 3px 10px;
  border-radius: 99px;
  background: var(--accent-light);
  color: var(--accent-dark);
  border: 1px solid var(--accent-mid);
  white-space: nowrap;
}
.badge-free { background: #e8f5e9; color: #2e7d32; border-color: #a5d6a7; }
.badge-paid { background: #fff3e0; color: #e65100; border-color: #ffcc80; }
.badge-web  { background: #e3f2fd; color: #1565c0; border-color: #90caf9; }
.badge-app  { background: #f3e5f5; color: #6a1b9a; border-color: #ce93d8; }
.badge-ad   { background: #f5f5f5; color: #616161; border-color: #bdbdbd; }


/* ============================================
   FORMS
   ============================================ */
.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  font-size: .8rem;
  font-weight: 700;
  color: var(--text-2);
  letter-spacing: .06em;
  margin-bottom: 6px;
}
.form-label .req { color: var(--red); margin-left: 4px; }
.form-control {
  width: 100%;
  border: 1.5px solid var(--divider);
  border-radius: var(--rs);
  padding: 10px 14px;
  font-size: .9rem;
  font-family: var(--sans);
  color: var(--text-1);
  background: #fff;
  outline: none;
  transition: border-color .18s, box-shadow .18s;
  line-height: 1.6;
}
.form-control:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(27,124,136,.1);
}
.form-control::placeholder { color: var(--text-3); }
textarea.form-control { resize: vertical; min-height: 120px; }
.form-hint  { font-size: .75rem; color: var(--text-3); margin-top: 5px; }
.form-error { font-size: .78rem; color: var(--red); margin-top: 5px; display: none; }


/* ============================================
   HERO (トップ)
   ============================================ */
.top-hero {
  background: linear-gradient(160deg, #e8f7f8 0%, var(--bg) 60%);
  padding: 72px 32px 60px;
  text-align: center;
  margin-bottom: 0;
}
.top-hero .label {
  font-size: .7rem;
  font-weight: 700;
  font-family: var(--mono);
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.top-hero h1 {
  font-size: 2.2rem;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: .02em;
  margin-bottom: 14px;
}
.top-hero h1 em { font-style: normal; color: var(--accent); }
.top-hero p {
  font-size: .92rem;
  color: var(--text-2);
  line-height: 1.8;
  max-width: 480px;
  margin: 0 auto;
}


/* ============================================
   INDEX SEARCH BAR
   ============================================ */
.index-search {
  background: var(--surface);
  border: 1px solid var(--divider);
  border-radius: var(--r);
  padding: 14px 18px;
  margin-bottom: 12px;
}
.index-search-inner {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg);
  border: 1.5px solid var(--divider);
  border-radius: 99px;
  padding: 9px 16px;
  transition: border-color .18s;
}
.index-search-inner:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(27,124,136,.08);
}
.index-search-inner svg {
  width: 16px;
  height: 16px;
  color: var(--text-3);
  flex-shrink: 0;
}
.index-search-input {
  flex: 1;
  border: none;
  background: none;
  font-size: .9rem;
  font-family: var(--sans);
  color: var(--text-1);
  outline: none;
}
.index-search-input::placeholder { color: var(--text-3); }

/* ============================================
   BREADCRUMB
   ============================================ */
.page-breadcrumb {
  padding: 20px 0 0;
  margin-bottom: -8px;
}
.page-breadcrumb nav {
  font-size: .72rem;
  font-family: var(--mono);
  color: var(--text-3);
  letter-spacing: .04em;
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.page-breadcrumb nav a { transition: color .15s; }
.page-breadcrumb nav a:hover { color: var(--accent); }

/* ============================================
   FILTER BLOCK (index)
   ============================================ */
.filter-block {
  background: var(--surface);
  border: 1px solid var(--divider);
  border-radius: var(--r);
  padding: 18px 20px;
  margin-bottom: 28px;
}
.filter-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.filter-count {
  font-size: .8rem;
  font-family: var(--mono);
  color: var(--text-3);
  letter-spacing: .04em;
}
.filter-count strong {
  font-size: 1.1rem;
  color: var(--text-1);
  font-weight: 700;
  margin-right: 2px;
}
.filter-clear {
  font-size: .7rem;
  font-family: var(--mono);
  color: var(--text-3);
  cursor: pointer;
  background: none;
  border: none;
  padding: 2px 0;
  transition: color .15s;
  display: none;
}
.filter-clear.visible { display: inline; }
.filter-clear:hover   { color: var(--accent); }
.filter-divider       { height: 1px; background: var(--divider); margin-bottom: 14px; }
.filter-rows          { display: flex; flex-direction: column; gap: 10px; }
.filter-row           { display: flex; align-items: flex-start; gap: 8px; }
.filter-row-label {
  font-size: .63rem;
  font-weight: 700;
  font-family: var(--mono);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-3);
  width: 60px;
  flex-shrink: 0;
  padding-top: 5px;
}
.filter-pills { display: flex; flex-wrap: wrap; gap: 5px; }
.filter-btn {
  display: inline-flex;
  align-items: center;
  padding: 4px 11px;
  border-radius: 99px;
  border: 1.5px solid var(--divider);
  background: var(--surface);
  font-size: .73rem;
  font-weight: 500;
  font-family: var(--sans);
  color: var(--text-2);
  cursor: pointer;
  transition: all .14s;
  letter-spacing: .02em;
  line-height: 1.4;
  white-space: nowrap;
}
.filter-btn:hover    { border-color: var(--accent-mid); color: var(--accent); }
.filter-btn.active   {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  box-shadow: 0 2px 6px rgba(27,124,136,.22);
}
.filter-btn.disabled {
  border-color: var(--divider);
  color: var(--text-3);
  background: var(--bg);
  cursor: not-allowed;
  opacity: .5;
}
.filter-btn.disabled:hover { border-color: var(--divider); color: var(--text-3); }

.app-card.hidden { display: none; }
.no-results {
  display: none;
  text-align: center;
  padding: 48px 0;
  color: var(--text-3);
  font-size: .86rem;
}
.no-results.visible { display: block; }


/* ============================================
   APP CARD
   ============================================ */
.app-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.app-card {
  background: var(--surface);
  border-radius: var(--r);
  border: 1px solid var(--divider);
  box-shadow: var(--shadow-1);
  overflow: hidden;
  transition: box-shadow .22s, transform .22s, border-color .22s;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
}
.app-card:hover {
  box-shadow: var(--shadow-3);
  transform: translateY(-3px);
  border-color: var(--accent-mid);
}
.app-card-thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, var(--accent-light) 0%, #d0ecef 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}
.app-card-thumb img { width: 100%; height: 100%; object-fit: cover; }
/* PC: SP用サムネイルは非表示 */
.app-card-thumb--sp { display: none; }
.thumb-placeholder { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.thumb-placeholder .icon { font-size: 2.4rem; opacity: .6; }
.thumb-placeholder .app-name-sm {
  font-family: var(--mono);
  font-size: .7rem;
  font-weight: 500;
  color: var(--accent-dark);
  letter-spacing: .1em;
  opacity: .7;
}
.app-card-body   { padding: 18px 20px 20px; flex: 1; display: flex; flex-direction: column; }
.app-card-tags   { display: flex; gap: 5px; flex-wrap: wrap; margin-bottom: 9px; }
.app-card-title  { font-size: 1.05rem; font-weight: 700; margin-bottom: 6px; }
.app-card-desc   {
  font-size: .81rem;
  color: var(--text-2);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 14px;
}
.app-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: .74rem;
  color: var(--text-3);
  font-family: var(--mono);
  border-top: 1px solid var(--divider);
  padding-top: 11px;
}
.app-card-footer .arrow { color: var(--accent); font-weight: 500; transition: transform .18s; }
.app-card:hover .app-card-footer .arrow { transform: translateX(4px); }


/* ============================================
   DETAIL PAGE
   ============================================ */
.detail-hero {
  background: linear-gradient(160deg, var(--accent-light) 0%, #e8f7f8 60%, var(--bg) 100%);
  padding: 56px 0 0;
  border-bottom: 1px solid var(--divider);
}
.detail-hero-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 32px;
  /* ヒーローエリアは右ナビ幅分ずらさず全幅で見せる */
  display: grid;
  grid-template-columns: 1fr var(--rightnav-w);
  gap: 48px;
  align-items: end;
}
.detail-hero-text { padding-bottom: 48px; }
.breadcrumb {
  font-size: .7rem;
  color: var(--text-3);
  font-family: var(--mono);
  letter-spacing: .06em;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.breadcrumb a:hover { color: var(--accent); }
.detail-app-name {
  font-size: 2.1rem;
  font-weight: 700;
  letter-spacing: .02em;
  margin-bottom: 6px;
  font-family: 'Quicksand', 'BIZ UDPGothic', sans-serif;
  color: var(--accent-dark);
}
.detail-app-tagline {
  font-size: 1rem;
  color: var(--text-2);
  line-height: 1.7;
  margin-bottom: 22px;
}
/* SP用要素はPCでは非表示 */
.detail-hero-thumb--sp { display: none; }

/* ============================================
   スマホモックアップ（SP用スクリーンショット枚）
   ============================================ */
.phone-mockup {
  display: none; /* PCでは非表示 */
}
.phone-frame {
  position: relative;
  width: 200px;
  background: #1c1c1e;
  border-radius: 36px;
  padding: 14px 10px 18px;
  box-shadow:
    0 0 0 1.5px #3a3a3c,
    0 20px 60px rgba(0,0,0,.35),
    inset 0 0 0 1px rgba(255,255,255,.06);
  margin: 0 auto;
}
.phone-island {
  width: 72px;
  height: 22px;
  background: #000;
  border-radius: 99px;
  margin: 0 auto 10px;
  position: relative;
  z-index: 1;
}
.phone-screen {
  border-radius: 24px;
  overflow: hidden;
  aspect-ratio: 9 / 19.5;
  background: linear-gradient(160deg, var(--accent-light) 0%, #d0ecef 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}
.phone-screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.phone-screen .thumb-placeholder .icon { font-size: 1.8rem; opacity: .5; }
.phone-screen .thumb-placeholder p    { font-size: .62rem; font-family: var(--mono); color: var(--text-3); text-align: center; margin-top: 6px; }

.detail-hero-thumb {
  align-self: end;
  background: var(--surface);
  border-radius: var(--r) var(--r) 0 0;
  border: 1px solid var(--divider);
  border-bottom: none;
  aspect-ratio: 16 / 10;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-2);
  overflow: hidden;
}
.detail-hero-thumb .thumb-placeholder { color: var(--text-3); gap: 12px; }
.detail-hero-thumb .thumb-placeholder .icon { font-size: 3rem; opacity: .45; }
.detail-hero-thumb .thumb-placeholder p { font-size: .72rem; font-family: var(--mono); }

.detail-main { padding: 52px 0 88px; }
.detail-main h2 {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 40px 0 14px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--accent-light);
}
.detail-main h2:first-child { margin-top: 0; }
.detail-main p  { font-size: .88rem; color: var(--text-2); line-height: 1.85; margin-bottom: 12px; }
.detail-main ul:not(.pricing-card-list), .detail-main ol { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 7px; margin-bottom: 12px; }
.detail-main ol { counter-reset: ol-counter; }
.detail-main ol li { counter-increment: ol-counter; }
.detail-main ol li::before {
  content: counter(ol-counter) '.';
  position: absolute; left: 0; top: 0;
  font-size: .8rem; font-weight: 700; color: var(--accent);
  width: auto; height: auto; border-radius: 0; background: none;
}
.detail-main ul:not(.pricing-card-list) li, .detail-main ol li {
  font-size: .86rem; color: var(--text-2); line-height: 1.7;
  padding-left: 22px; position: relative;
}
.detail-main ul:not(.pricing-card-list) li::before {
  content: ''; position: absolute; left: 0;
  top: calc(.86rem * 1.7 / 2); transform: translateY(-50%);
  width: 6px; height: 6px; border-radius: 50%; background: var(--accent-mid);
}
.detail-rightnav { padding: 52px 0 88px; }


/* ============================================
   PROSE PAGES (about / legal / privacy)
   ============================================ */
.prose-main { padding: 52px 0 88px; max-width: 680px; }
.prose-main h1 { font-size: 1.5rem; font-weight: 700; margin-bottom: 6px; }
.prose-main .updated { font-size: .72rem; color: var(--text-3); font-family: var(--mono); margin-bottom: 32px; }
.prose-main h2 {
  font-size: 1rem; font-weight: 700; margin: 34px 0 10px;
  padding-bottom: 6px; border-bottom: 1.5px solid var(--accent-light);
}
.prose-main p  { font-size: .87rem; color: var(--text-2); line-height: 1.9; margin-bottom: 12px; }
.prose-main ul, .prose-main ol { margin: 0 0 12px 1.4em; font-size: .87rem; color: var(--text-2); line-height: 1.9; }
.prose-main table { width: 100%; border-collapse: collapse; font-size: .82rem; margin: 16px 0; }
.prose-main th, .prose-main td {
  padding: 9px 13px; border: 1px solid var(--divider); vertical-align: top; line-height: 1.7;
}
.prose-main th { background: var(--bg); font-weight: 700; color: var(--text-2); width: 36%; white-space: nowrap; }
.prose-main td { color: var(--text-2); }


/* ============================================
   CONTACT
   ============================================ */
.contact-main { padding: 52px 0 88px; max-width: 540px; }
.contact-main h1 { font-size: 1.5rem; font-weight: 700; margin-bottom: 6px; }
.contact-desc { font-size: .85rem; color: var(--text-2); margin-bottom: 32px; line-height: 1.8; }
.form-card { background: var(--surface); border: 1px solid var(--divider); border-radius: var(--r); padding: 30px 32px; box-shadow: var(--shadow-1); }
#msg-success, #msg-error { display: none; padding: 11px 14px; border-radius: var(--rs); font-size: .84rem; margin-bottom: 16px; }
#msg-success { background: #e8f5e9; color: #2e7d32; border: 1px solid #a5d6a7; }
#msg-error   { background: #fdecea; color: #c62828; border: 1px solid #ef9a9a; }


/* ============================================
   FOOTER
   ============================================ */
.ft {
  background: var(--text-1);
  color: rgba(255,255,255,.5);
  padding: 48px 32px 28px;
}
.ft-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px 56px;
  align-items: start;
}
.ft-brand { font-size: .88rem; font-weight: 700; color: #fff; margin-bottom: 5px; letter-spacing: .04em; }
.ft-brand span { color: var(--accent-mid); }
.ft-desc  { font-size: .74rem; line-height: 1.7; max-width: 300px; }
.ft-links { display: flex; flex-direction: column; gap: 8px; text-align: right; }
.ft-links a { font-size: .74rem; transition: color .18s; }
.ft-links a:hover { color: #fff; }
.ft-copy {
  grid-column: 1 / -1;
  font-size: .68rem;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,.1);
  font-family: var(--mono);
  letter-spacing: .04em;
}


/* ============================================
   SECTION SPACING
   ============================================ */
.section { padding: 56px 0; }


/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  /* SPバー表示 */
  .sp-bar {
    display: flex;
    position: fixed;
    top: 0;
    right: 0;
    z-index: 200;
    padding: 8px;
  }
  .sp-search-icon-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: rgba(255,255,255,.9);
    backdrop-filter: blur(6px);
    border-radius: 50%;
    cursor: pointer;
    color: var(--text-2);
    box-shadow: var(--shadow-1);
    transition: background .15s;
  }
  .sp-search-icon-btn:hover { background: #fff; color: var(--accent); }
  .sp-search-icon-btn svg { width: 18px; height: 18px; }

  /* レイアウト: 右ナビを非表示にしてシングルカラム */
  .layout {
    grid-template-columns: 1fr;
    padding: 0 16px;
    gap: 0;
  }
  .rightnav,
  .detail-rightnav { display: none; }

  /* index: 上部フィルターバーをSPで非表示 */
  .index-layout { padding: 0 16px; }
  .index-filter-bar { display: none; }

  /* ヒーロー */
  .top-hero { padding: 52px 16px 40px; }
  .top-hero h1 { font-size: 1.7rem; }

  /* PCの検索・フィルターはSPで非表示 */
  .index-search,
  .filter-block { display: none; }

  /* アプリカード：横並び */
  .app-grid { grid-template-columns: 1fr; gap: 12px; }
  .app-card  { flex-direction: row; align-items: stretch; }

  /* SP: PC用サムネイルを隠してモックアップを表示 */
  .app-card-thumb--pc { display: none; }
  .app-card-thumb--sp {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    min-width: 80px;
    background: transparent;
    flex-shrink: 0;
  }

  .app-card .app-card-thumb {
    width: 80px;
    min-width: 80px;
    aspect-ratio: unset;
    border-radius: 0;
    flex-shrink: 0;
  }
  .app-card .app-card-body {
    padding: 12px 14px 14px;
    flex: 1;
    min-width: 0;
  }
  .app-card .app-card-tags  { margin-bottom: 5px; }
  .app-card .app-card-title { font-size: .92rem; margin-bottom: 4px; }
  .app-card .app-card-desc  {
    font-size: .76rem;
    line-height: 1.6;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .app-card .app-card-footer { font-size: .7rem; }

  /* 詳細ページ */
  .detail-hero-inner {
    grid-template-columns: 1fr;
    padding: 0 16px;
    gap: 0;
  }
  /* SP: ヒーローグリッドをシングルカラム化 */
  .detail-hero-inner { grid-template-columns: 1fr; gap: 0; }

  /* SP: PC用サムネイルは非表示 */
  .detail-hero-thumb { display: none; }

  /* SP: スマホモックアップを表示 */
  .phone-mockup {
    display: flex;
    justify-content: center;
    margin: 24px 0 0;
    order: 2;
  }
  .detail-hero-text { order: 1; }

  /* プランカード1列 */
  .plan-grid { grid-template-columns: 1fr !important; }

  .detail-main  { padding: 36px 0 64px; }

  /* フッター */
  .ft { padding: 36px 16px 24px; }
  .ft-inner { grid-template-columns: 1fr; gap: 18px; }
  .ft-links { text-align: left; }

  /* プロースページ */
  .prose-main  { padding: 36px 0 64px; }
  .contact-main { padding: 36px 0 64px; }
  .form-card { padding: 20px 16px; }
}