/* ============================================================
   AWASE — Explore pages (explore/index, explore/drinks/*,
   explore/dishes/*, explore/rules/index)
   SSOT: docs/design/05-wireframes.html WF-04/WF-05,
         docs/design/04-ia-structure.md §3-2 S5-S10・§7。
   このファイルは `@layer pages` に載せる（base.css の
   `@layer reset, base, layout, components, pages, utilities;` 宣言順に従う）。
   新規クラスのみを追加し、tokens/base/layout/components.css の
   既存クラス・変数はそのまま再利用する（コア変更禁止）。
   ============================================================ */
@layer pages {

  /* ---------------------------------------------------------------
     共通：パンくず／モード切替タブ（ドリンクから｜料理から｜ルール事典）
  --------------------------------------------------------------- */
  .explore-crumb { font-size: .85rem; color: var(--text-muted); }
  .explore-crumb a { text-decoration: underline; text-decoration-thickness: 1.5px; }
  .explore-crumb [aria-current="page"] { color: var(--text); font-weight: 600; }

  .seg a {
    display: inline-flex; align-items: center; min-height: 36px;
    padding: 8px 16px; border-radius: var(--radius-pill);
    font-size: .85rem; font-weight: 600; color: var(--text-muted);
  }
  .seg a[aria-current="page"] { background: var(--brand); color: #fff; }

  /* ---------------------------------------------------------------
     調べるハブ（explore/index.html）
  --------------------------------------------------------------- */
  .explore-hero { max-width: 62ch; }
  .explore-hero p { color: var(--text-muted); }

  .explore-entries { display: grid; gap: var(--sp-3); margin-block-start: var(--sp-3); }
  @media (min-width: 700px) { .explore-entries { grid-template-columns: 1fr 1fr; } }
  .explore-entry { display: flex; flex-direction: column; gap: var(--sp-1); min-height: 100%; }
  .explore-entry__kicker { display: flex; align-items: center; justify-content: space-between; }
  .explore-entry__count { font-family: var(--font-num); font-weight: 700; color: var(--accent); }
  .explore-entry .card__title { font-size: var(--fs-h2); }
  .explore-entry__cta { margin-block-start: auto; padding-block-start: var(--sp-2); font-weight: 600; color: var(--brand); }
  .explore-entry:hover .explore-entry__cta { text-decoration: underline; }

  .explore-entry-rules {
    display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
    gap: var(--sp-2); margin-block-start: var(--sp-2);
    background: var(--brand-900); color: #F4F5F2;
  }
  .explore-entry-rules:hover { transform: translateY(-2px); }
  .explore-entry-rules p { color: #B9C1D1; }
  .explore-entry-rules strong { color: #fff; font-family: var(--font-head); font-size: 1.05rem; }

  .explore-section-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: var(--sp-1) var(--sp-2); margin-block-end: var(--sp-2); }
  .explore-section-head p.muted { max-width: 56ch; }

  .explore-picks { display: grid; gap: var(--sp-2); }
  .explore-pick { display: flex; flex-direction: column; gap: 6px; }
  .explore-pick .card__title { margin-block-end: 0; }
  .explore-pick__reason { font-size: .88rem; color: var(--text-muted); }

  .explore-quicklinks { margin-block-start: var(--sp-2); }
  .explore-quicklinks__group + .explore-quicklinks__group { margin-block-start: var(--sp-2); }

  /* ---------------------------------------------------------------
     図鑑一覧（drinks/index.html・dishes/index.html 共通）
  --------------------------------------------------------------- */
  .explore-toolbar { display: grid; gap: var(--sp-2); }
  .search-field { position: relative; max-width: 420px; }
  .search-field input {
    width: 100%; padding: 10px 16px; border-radius: var(--radius-pill);
    background: var(--surface); box-shadow: inset 0 0 0 1.5px var(--border);
    font-size: .95rem;
  }
  .search-field input::placeholder { color: var(--text-muted); }
  .search-field input:focus-visible { box-shadow: inset 0 0 0 2px var(--brand); }

  .explore-filters { display: grid; gap: var(--sp-1); }
  .explore-filters__group { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
  .explore-filters__label { font-size: .78rem; color: var(--text-muted); min-width: 5.4em; }
  .explore-filters__group .chip { font-size: .85rem; }

  .explore-count { font-size: .9rem; }
  .explore-empty { display: grid; gap: var(--sp-2); justify-items: start; padding: var(--sp-3); grid-column: 1 / -1; }

  /* ---- list card ---- */
  .explore-card { display: flex; flex-direction: column; gap: 10px; }
  .explore-card__name {
    font-size: var(--fs-h3); margin: 0;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  }
  .explore-card__weight { display: flex; align-items: center; gap: 8px; font-size: .78rem; color: var(--text-muted); }
  .explore-card__weight .bar { flex: 1; height: 6px; }
  .explore-card__chart { pointer-events: none; }
  .explore-card__tags { margin-block-start: 2px; }
  .explore-card__tags .chip { font-size: .75rem; }

  /* ---------------------------------------------------------------
     詳細ページ（drinks/detail.html・dishes/detail.html 共通）
  --------------------------------------------------------------- */
  .explore-detail-hero__head { display: flex; flex-wrap: wrap; gap: var(--sp-3); justify-content: space-between; align-items: flex-start; }
  .explore-detail-hero__name { margin-block: 4px var(--sp-1); }
  .explore-detail-hero__aliases { color: var(--text-muted); }

  .explore-weightbar { min-width: 220px; max-width: 320px; flex: 0 0 auto; }
  .explore-weightbar .bar { height: 10px; margin-block: 8px 4px; }
  .explore-weightbar__scale { display: flex; justify-content: space-between; font-size: .78rem; color: var(--text-muted); }

  .explore-detail-grid { display: grid; gap: var(--sp-4); }
  @media (min-width: 900px) {
    .explore-detail-grid { grid-template-columns: minmax(260px, 360px) minmax(0, 1fr); align-items: start; }
  }
  .explore-detail-grid__stats { margin-block-start: var(--sp-2); }
  .explore-detail-grid__stats .chip { font-size: .82rem; }
  .explore-detail-grid__notes p + p { margin-block-start: var(--sp-1); }
  .explore-detail-grid__notes .card { margin-block-start: var(--sp-2); }
  .explore-detail-grid__notes .card__title { font-size: 1rem; }

  /* ---- reverse-search match cards ---- */
  .explore-match { display: flex; flex-direction: column; gap: 6px; }
  .explore-match__title { font-size: 1.05rem; margin: 0; }
  .explore-match__title a { text-decoration: underline; text-decoration-thickness: 1.5px; }
  .explore-match__meta { font-size: .85rem; }
  .explore-match__reasons { display: grid; gap: 8px; margin-block-start: 4px; }
  .explore-match__reasons li { max-width: none; display: grid; gap: 4px; }
  .explore-match__explain { display: block; font-size: .88rem; color: var(--text-muted); }
  .explore-match--risk { box-shadow: inset 3px 0 0 var(--ng), var(--shadow-md); }

  .match-tier {
    font-family: var(--font-num); font-weight: 700; white-space: nowrap;
  }
  /* 発散スケール：excellent/good→--ok（緑）・fair→--warn（金）・poor→--ng（深紅）。
     --accent（ベリー）はCTA専有のためティア表現には使わない（design-review H1対応）。
     スコア数値・band文言（entry.score/entry.band）を必ず併記するため、色のみに依存しない。 */
  .match-tier--excellent { background: var(--ok-tint); color: var(--ok); box-shadow: none; }
  .match-tier--good { background: var(--ok-tint); color: var(--ok); box-shadow: none; }
  .match-tier--fair { background: var(--warn-tint); color: var(--warn); box-shadow: none; }
  .match-tier--poor { background: var(--ng-tint); color: var(--ng); box-shadow: none; }

  .explore-risk-block { display: grid; gap: var(--sp-2); }

  .chip--rule { display: inline-flex; align-items: center; gap: 6px; }

  /* ---------------------------------------------------------------
     ルール事典（rules/index.html）
  --------------------------------------------------------------- */
  .rules-group + .rules-group { margin-block-start: var(--sp-4); }
  .rules-group__head { align-items: baseline; margin-block-end: var(--sp-2); }
  .rules-group__head h2 { font-size: var(--fs-h3); }

  .rule-card { display: flex; flex-direction: column; gap: 6px; }
  .rule-card--risk { box-shadow: inset 3px 0 0 var(--ng), var(--shadow-md); }
  .rule-card__id { font-family: var(--font-num); font-weight: 700; color: var(--text-muted); letter-spacing: .03em; }
  .rule-card__axis { font-size: .85rem; margin-block-end: 4px; }
  .rule-card__mechanism { color: var(--text); }
  .rule-card__examples {
    display: grid; gap: 6px; margin-block-start: 6px; padding-block-start: 8px;
    border-top: 1px solid var(--border); font-size: .88rem; color: var(--text-muted);
  }
  .rule-card__examples li { max-width: none; }
  .rule-card__lessons { margin-block-start: 4px; }

  /* ---------------------------------------------------------------
     モーション：スクロール進入 stagger（reduced-motion は base.css の
     グローバルルールが自動的に無効化するため分岐コードは不要。JS側の
     transitionDelay 付与のみ prefersReducedMotion() で明示分岐する）
  --------------------------------------------------------------- */
  .reveal { opacity: 0; transform: translateY(14px); transition: opacity var(--dur-reveal) var(--ease), transform var(--dur-reveal) var(--ease); }
  .reveal.is-visible { opacity: 1; transform: none; }
}