/* =========================================================
   セール動画ナビ — style.css
   ダークテーマ / 赤アクセント / 幅1100px 1カラム
   ========================================================= */

:root {
  --bg: #0d0d0f;
  --bg-2: #141417;
  --card: #1a1a1e;
  --card-2: #222227;
  --border: #2c2c33;
  --border-2: #3a3a42;
  --text: #f2f2f4;
  --text-2: #b7b7c0;
  --text-3: #85858f;
  --red: #e60012;
  --red-hover: #ff1a2c;
  --red-dark: #9e000c;
  --star: #ffb400;
  --radius: 12px;
  --radius-sm: 8px;
  --width: 1100px;
  --font: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic UI", "Yu Gothic", "Meiryo", system-ui, -apple-system, "Segoe UI", sans-serif;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 16px; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

body.is-locked { overflow: hidden; }

a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
button { font: inherit; color: inherit; cursor: pointer; }
h1, h2, h3, p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }

[hidden] { display: none !important; }

.container {
  width: 100%;
  max-width: var(--width);
  margin: 0 auto;
  padding: 0 20px;
}

.sp-only { display: none; }

/* ---------- ボタン ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  font-size: 14px;
  line-height: 1.4;
  transition: background .2s, border-color .2s, color .2s, transform .2s;
}
.btn:active { transform: translateY(1px); }
.btn--red { background: var(--red); color: #fff; }
.btn--red:hover { background: var(--red-hover); }
.btn--ghost { background: transparent; border-color: var(--border-2); color: var(--text); }
.btn--ghost:hover { border-color: var(--red); color: #fff; background: rgba(230, 0, 18, .12); }
.btn--lg { padding: 14px 28px; font-size: 15px; }

/* ---------- ロゴ ---------- */
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--red);
  line-height: 1;
}
.logo__main {
  font-size: 24px;
  font-weight: 900;
  letter-spacing: .02em;
}
.logo__sub {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-left: 10px;
  border-left: 2px solid var(--red);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .14em;
}
.logo--center { justify-content: center; }
.logo--footer .logo__main { font-size: 20px; }

/* ---------- 年齢確認 ---------- */
.age-gate {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(5, 5, 7, .96);
  backdrop-filter: blur(6px);
}
.age-gate__box {
  width: 100%;
  max-width: 460px;
  padding: 36px 28px 30px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  text-align: center;
  box-shadow: 0 20px 60px rgba(0, 0, 0, .6);
}
.age-gate__lead { margin-top: 22px; color: var(--text-2); font-size: 13px; }
.age-gate__title { margin-top: 10px; font-size: 26px; font-weight: 800; }
.age-gate__buttons { display: grid; gap: 12px; margin-top: 22px; }
.age-gate__buttons .btn { padding: 14px 20px; font-size: 15px; }
.age-gate__denied {
  margin-top: 18px;
  padding: 12px 14px;
  border: 1px solid var(--red-dark);
  border-radius: var(--radius-sm);
  background: rgba(230, 0, 18, .1);
  color: #ffb3b9;
  font-size: 13px;
}

/* ---------- ヘッダー ---------- */
.site-header {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 18px;
  padding-bottom: 14px;
}
.search {
  display: flex;
  flex: 0 1 380px;
  height: 42px;
  border: 1px solid var(--border-2);
  border-radius: 999px;
  overflow: hidden;
  background: var(--card);
  transition: border-color .2s;
}
.search:focus-within { border-color: var(--red); }
.search__input {
  flex: 1;
  min-width: 0;
  padding: 0 16px;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 14px;
}
.search__input::placeholder { color: var(--text-3); }
.search__btn {
  flex: none;
  padding: 0 22px;
  border: 0;
  background: var(--red);
  color: #fff;
  font-weight: 700;
  transition: background .2s;
}
.search__btn:hover { background: var(--red-hover); }

/* ---------- グローバルナビ ---------- */
.gnav { border-top: 1px solid var(--border); background: var(--bg-2); }
.gnav__list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 6px;
  padding-top: 10px;
  padding-bottom: 10px;
}
.gnav__list a {
  display: block;
  padding: 6px 12px;
  border-radius: 999px;
  color: var(--text-2);
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  transition: background .2s, color .2s;
}
.gnav__list a:hover,
.gnav__list a.is-active { background: var(--red); color: #fff; }

/* ---------- ヒーロー ---------- */
.hero {
  position: relative;
  margin-top: 28px;
  padding: 48px 44px;
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  background:
    radial-gradient(circle at 88% 20%, rgba(230, 0, 18, .45), transparent 42%),
    radial-gradient(circle at 70% 110%, rgba(230, 0, 18, .25), transparent 45%),
    linear-gradient(135deg, #1d1d22 0%, #121215 100%);
}
.hero::after {
  content: "SALE";
  position: absolute;
  right: -10px;
  bottom: -38px;
  font-size: 150px;
  font-weight: 900;
  letter-spacing: -.04em;
  color: rgba(255, 255, 255, .04);
  pointer-events: none;
}
.hero__date {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 12px;
  border: 1px solid var(--border-2);
  border-radius: 999px;
  color: var(--text-2);
  font-size: 13px;
  font-weight: 600;
}
.hero__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--red);
  box-shadow: 0 0 0 4px rgba(230, 0, 18, .25);
}
.hero__title {
  position: relative;
  margin-top: 18px;
  font-size: 40px;
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: .01em;
}
.hero__lead {
  position: relative;
  margin-top: 12px;
  color: var(--text-2);
  font-size: 18px;
  font-weight: 700;
}
.hero__lead strong { color: #fff; }
.hero__lead em { color: var(--red-hover); font-style: normal; }
.hero__buttons { position: relative; display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

/* ---------- 情報ストリップ ---------- */
.info-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 22px;
  margin-top: 16px;
  padding: 10px 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--card);
  color: var(--text-2);
  font-size: 13px;
}
.info-strip__item strong { color: #fff; font-size: 14px; margin: 0 2px; }
.info-strip__item--time { color: var(--text); font-weight: 700; }
.info-strip__new {
  display: inline-block;
  margin-right: 4px;
  padding: 0 6px;
  border-radius: 4px;
  background: var(--red);
  color: #fff;
  font-size: 11px;
  font-weight: 800;
}

/* ---------- セクション ---------- */
.section { margin-top: 56px; }
.section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 14px;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.section__title {
  position: relative;
  padding-left: 14px;
  font-size: 22px;
  font-weight: 800;
}
.section__title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 5px;
  height: 1.05em;
  border-radius: 3px;
  background: var(--red);
  transform: translateY(-50%);
}
.section__note { color: var(--text-3); font-size: 13px; }
.sub-title {
  margin: 28px 0 12px;
  font-size: 16px;
  font-weight: 700;
  color: var(--text-2);
}

/* ---------- ツールバー / 並び替え ---------- */
.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 14px;
}
.sort { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.sort__label { color: var(--text-3); font-size: 13px; }
.sort__btn {
  padding: 6px 14px;
  border: 1px solid var(--border-2);
  border-radius: 999px;
  background: var(--card);
  color: var(--text-2);
  font-size: 13px;
  font-weight: 600;
  transition: all .2s;
}
.sort__btn:hover { border-color: var(--red); color: #fff; }
.sort__btn.is-active { background: var(--red); border-color: var(--red); color: #fff; }
.toolbar__count { color: var(--text-3); font-size: 13px; }
.toolbar__count strong { color: #fff; }

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  padding: 10px 14px;
  border: 1px dashed var(--border-2);
  border-radius: var(--radius-sm);
  background: var(--bg-2);
  font-size: 13px;
  color: var(--text-2);
}
.filter-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 4px 3px 10px;
  border-radius: 999px;
  background: rgba(230, 0, 18, .15);
  border: 1px solid var(--red-dark);
  color: #fff;
}
.filter-tag button {
  width: 20px;
  height: 20px;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, .12);
  line-height: 1;
}
.filter-tag button:hover { background: var(--red); }
.filter-clear {
  margin-left: auto;
  padding: 4px 12px;
  border: 1px solid var(--border-2);
  border-radius: 999px;
  background: transparent;
  color: var(--text-2);
  font-size: 12px;
}
.filter-clear:hover { border-color: var(--red); color: #fff; }

.empty {
  padding: 40px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
  color: var(--text-2);
  text-align: center;
}

/* ---------- 作品グリッド / カード ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
  overflow: hidden;
  cursor: pointer;
  transition: border-color .2s, transform .2s, box-shadow .2s;
}
.card:hover,
.card:focus-visible {
  border-color: var(--red);
  transform: translateY(-3px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, .45);
  outline: none;
}
.card:hover .card__title { color: #fff; }
.card__thumb { position: relative; }
.card__badge {
  position: absolute;
  top: 8px;
  left: 8px;
  z-index: 2;
}
.card__ending {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  padding: 4px 8px;
  background: rgba(230, 0, 18, .92);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  text-align: center;
}
.card__new {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 2;
  padding: 1px 7px;
  border-radius: 4px;
  background: #fff;
  color: var(--red);
  font-size: 11px;
  font-weight: 900;
}
.card__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 4px;
  padding: 10px 12px 12px;
}
.card__title {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 2.9em;
  color: var(--text);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.45;
  transition: color .2s;
}
.card__actress { color: var(--text-2); font-size: 12px; }
.card__price { display: flex; flex-wrap: wrap; align-items: baseline; gap: 2px 8px; margin-top: 2px; }
.card__drop { color: var(--red-hover); font-size: 11px; font-weight: 700; }
.card__rating { font-size: 12px; color: var(--text-2); }
.card__tags { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 4px; }
.card__code {
  margin-top: auto;
  padding-top: 8px;
  border-top: 1px solid var(--border);
  color: var(--text-3);
  font-size: 11px;
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  letter-spacing: .05em;
}

/* 価格・バッジ・評価 */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 6px;
  background: var(--red);
  color: #fff;
  font-size: 12px;
  font-weight: 900;
  line-height: 1.5;
  letter-spacing: .02em;
  box-shadow: 0 2px 6px rgba(0, 0, 0, .35);
}
.badge--lg { padding: 4px 12px; font-size: 16px; border-radius: 8px; }
.price-regular { color: var(--text-3); font-size: 12px; text-decoration: line-through; }
.price-sale { color: #fff; font-size: 17px; font-weight: 900; }
.price-sale small { font-size: 11px; font-weight: 700; margin-left: 1px; }
.stars { color: var(--star); letter-spacing: .02em; }
.rating-num { color: var(--text); font-weight: 700; }
.rating-count { color: var(--text-3); }
.hashtag {
  padding: 1px 7px;
  border-radius: 4px;
  background: var(--card-2);
  border: 1px solid var(--border);
  color: var(--text-2);
  font-size: 11px;
  line-height: 1.6;
  white-space: nowrap;
}
.hashtag--link { cursor: pointer; transition: all .2s; }
.hashtag--link:hover { border-color: var(--red); color: #fff; }

/* ---------- サムネイル（CSS/SVG プレースホルダー） ---------- */
.thumb {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background:
    radial-gradient(circle at 75% 25%, hsla(var(--h2), 85%, 65%, .55), transparent 45%),
    radial-gradient(circle at 20% 85%, hsla(var(--h3), 80%, 55%, .5), transparent 50%),
    linear-gradient(150deg, hsl(var(--h1), 55%, 32%) 0%, hsl(var(--h2), 45%, 16%) 100%);
}
.thumb svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.thumb__code {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  padding: 4px 10px;
  border: 1px solid rgba(255, 255, 255, .45);
  border-radius: 6px;
  background: rgba(0, 0, 0, .28);
  color: rgba(255, 255, 255, .92);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  white-space: nowrap;
}
.thumb--wide { aspect-ratio: 16 / 10; }
.thumb--mini { width: 54px; flex: none; border-radius: 6px; }
.thumb--mini .thumb__code { display: none; }

/* ---------- 開催中のセール ---------- */
.campaigns {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}
.campaign {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 18px 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(160deg, var(--card-2), var(--card));
  overflow: hidden;
  text-align: left;
  transition: border-color .2s, transform .2s;
}
.campaign::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--accent, var(--red));
}
.campaign:hover { border-color: var(--red); transform: translateY(-2px); }
.campaign__period { color: var(--text-3); font-size: 12px; }
.campaign__title { font-size: 16px; font-weight: 800; line-height: 1.45; }
.campaign__off { color: var(--red-hover); font-size: 26px; font-weight: 900; line-height: 1.1; }
.campaign__off small { font-size: 13px; color: var(--text-2); font-weight: 700; margin-left: 4px; }
.campaign__text { color: var(--text-2); font-size: 12px; }
.campaign__more { margin-top: auto; padding-top: 6px; color: var(--text); font-size: 13px; font-weight: 700; }
.campaign__tag {
  align-self: flex-start;
  padding: 1px 8px;
  border-radius: 4px;
  background: rgba(230, 0, 18, .15);
  color: #ff8c95;
  font-size: 11px;
  font-weight: 700;
}

/* ---------- チップ ---------- */
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border: 1px solid var(--border-2);
  border-radius: 999px;
  background: var(--card);
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
  transition: all .2s;
}
.chip:hover { border-color: var(--red); background: rgba(230, 0, 18, .12); }
.chip.is-active { border-color: var(--red); background: var(--red); color: #fff; }
.chip__count {
  padding: 0 7px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .1);
  color: var(--text-2);
  font-size: 11px;
}
.chip.is-active .chip__count { background: rgba(0, 0, 0, .25); color: #fff; }
.chips--large .chip { padding: 10px 18px; font-size: 14px; }
.chip__avatar {
  width: 26px;
  height: 26px;
  margin-left: -8px;
  border-radius: 50%;
  background: linear-gradient(135deg, hsl(var(--h1), 60%, 55%), hsl(var(--h2), 55%, 30%));
  flex: none;
}

/* ---------- ランキング表 ---------- */
.table-wrap {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow-x: auto;
  background: var(--card);
}
.rank-table { width: 100%; min-width: 620px; border-collapse: collapse; }
.rank-table th,
.rank-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: middle;
}
.rank-table th {
  background: var(--bg-2);
  color: var(--text-3);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .05em;
}
.rank-table tbody tr { cursor: pointer; transition: background .2s; }
.rank-table tbody tr:hover { background: var(--card-2); }
.rank-table tbody tr:last-child td { border-bottom: 0; }
.rank-table__rank { width: 64px; text-align: center !important; }
.rank-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--card-2);
  border: 1px solid var(--border-2);
  font-weight: 900;
}
.rank-num--1 { background: var(--red); border-color: var(--red); }
.rank-num--2 { background: var(--red-dark); border-color: var(--red-dark); }
.rank-num--3 { background: #5c0a12; border-color: #7a0d18; }
.rank-work { display: flex; align-items: center; gap: 12px; }
.rank-work__title { font-size: 14px; font-weight: 700; line-height: 1.45; }
.rank-work__meta { color: var(--text-3); font-size: 12px; }
.rank-price { display: flex; flex-direction: column; gap: 2px; white-space: nowrap; }
.rank-price__row { display: flex; align-items: center; gap: 8px; }
.rank-rating { white-space: nowrap; font-size: 13px; }

/* ---------- はじめての方へ ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  counter-reset: step;
}
.step {
  padding: 22px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
}
.step__num {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--red);
  color: #fff;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .08em;
}
.step__title { margin: 12px 0 6px; font-size: 16px; font-weight: 800; }
.step p { color: var(--text-2); font-size: 13px; }

/* ---------- PR ---------- */
.pr-label {
  display: inline-block;
  vertical-align: middle;
  margin-left: 6px;
  padding: 0 6px;
  border: 1px solid var(--text-3);
  border-radius: 4px;
  color: var(--text-3);
  font-size: 11px;
  font-weight: 700;
}
.pr-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.pr-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
  transition: border-color .2s;
}
.pr-card:hover { border-color: var(--red); }
.pr-card__badge {
  position: absolute;
  top: 14px;
  right: 14px;
  padding: 0 6px;
  border: 1px solid var(--text-3);
  border-radius: 4px;
  color: var(--text-3);
  font-size: 10px;
  font-weight: 700;
}
.pr-card__title { font-size: 16px; font-weight: 800; padding-right: 30px; }
.pr-card__text { color: var(--text-2); font-size: 13px; }
.pr-card__more { margin-top: auto; color: var(--red-hover); font-size: 13px; font-weight: 700; }

/* ---------- フッター ---------- */
.site-footer {
  margin-top: 72px;
  padding: 40px 0 28px;
  border-top: 1px solid var(--border);
  background: var(--bg-2);
}
.footer-nav,
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
  margin-top: 20px;
  font-size: 13px;
}
.footer-nav a { color: var(--text-2); }
.footer-links { padding-top: 16px; border-top: 1px solid var(--border); }
.footer-links a { color: var(--text-3); }
.footer-nav a:hover,
.footer-links a:hover { color: var(--red-hover); }
.disclosure {
  display: grid;
  gap: 6px;
  margin-top: 20px;
  padding: 16px 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text-3);
  font-size: 12px;
  line-height: 1.8;
}
.copyright { margin-top: 20px; color: var(--text-3); font-size: 12px; text-align: center; }

/* ---------- 詳細モーダル ---------- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 900;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 40px 16px;
  overflow-y: auto;
}
.modal__overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, .78);
  backdrop-filter: blur(3px);
}
.modal__panel {
  position: relative;
  width: 100%;
  max-width: 960px;
  border: 1px solid var(--border-2);
  border-radius: 16px;
  background: var(--bg-2);
  box-shadow: 0 30px 80px rgba(0, 0, 0, .7);
  animation: modal-in .22s ease-out;
}
@keyframes modal-in {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}
.modal__close {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 3;
  width: 38px;
  height: 38px;
  border: 1px solid var(--border-2);
  border-radius: 50%;
  background: var(--card);
  font-size: 22px;
  line-height: 1;
}
.modal__close:hover { background: var(--red); border-color: var(--red); }
.modal__body { padding: 30px; }

.detail__head { padding-right: 44px; }
.detail__meta { display: flex; flex-wrap: wrap; gap: 6px 16px; color: var(--text-3); font-size: 12px; }
.detail__meta strong { color: var(--text-2); font-weight: 700; }
.detail__title { margin-top: 8px; font-size: 22px; font-weight: 800; line-height: 1.45; }
.detail__top {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 24px;
  margin-top: 20px;
}
.detail__jacket { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); }

.price-box {
  padding: 20px;
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  background: var(--card);
}
.price-box__row { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px; }
.price-box__label { color: var(--text-3); font-size: 12px; }
.price-box__now { font-size: 34px; font-weight: 900; line-height: 1.1; }
.price-box__now small { font-size: 15px; margin-left: 2px; }
.price-box__regular { color: var(--text-3); font-size: 14px; }
.price-box__regular s { margin-left: 4px; }
.price-box__drop { color: var(--red-hover); font-size: 13px; font-weight: 700; }
.price-box__end {
  margin-top: 12px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  background: rgba(230, 0, 18, .1);
  border: 1px solid var(--red-dark);
  font-size: 13px;
}
.price-box__end strong { color: #fff; }
.price-box__rating { margin-top: 10px; font-size: 13px; }
.cta {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  margin-top: 16px;
  padding: 16px 20px;
  border-radius: 999px;
  background: var(--red);
  color: #fff;
  font-size: 17px;
  font-weight: 900;
  letter-spacing: .02em;
  box-shadow: 0 8px 24px rgba(230, 0, 18, .35);
  transition: background .2s, transform .2s;
}
.cta:hover { background: var(--red-hover); transform: translateY(-1px); }
.cta__note { margin-top: 8px; color: var(--text-3); font-size: 11px; text-align: center; }

.detail__section { margin-top: 30px; }
.detail__h {
  margin-bottom: 12px;
  padding-left: 10px;
  border-left: 4px solid var(--red);
  font-size: 16px;
  font-weight: 800;
  line-height: 1.3;
}
.samples { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.sample { position: relative; border-radius: var(--radius-sm); overflow: hidden; border: 1px solid var(--border); }
.sample__label {
  position: absolute;
  left: 8px;
  bottom: 6px;
  color: rgba(255, 255, 255, .75);
  font-size: 11px;
  font-weight: 700;
}
.sample--video { cursor: pointer; }
.sample__play {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border: 0;
  border-radius: 50%;
  background: rgba(230, 0, 18, .92);
  transform: translate(-50%, -50%);
  box-shadow: 0 6px 18px rgba(0, 0, 0, .5);
  transition: transform .2s;
}
.sample__play::before {
  content: "";
  margin-left: 4px;
  border-style: solid;
  border-width: 10px 0 10px 16px;
  border-color: transparent transparent transparent #fff;
}
.sample--video:hover .sample__play { transform: translate(-50%, -50%) scale(1.08); }
.sample__video-tag {
  position: absolute;
  top: 8px;
  left: 8px;
  z-index: 2;
  padding: 1px 8px;
  border-radius: 4px;
  background: var(--red);
  color: #fff;
  font-size: 11px;
  font-weight: 800;
}

.info-table { width: 100%; border-collapse: collapse; font-size: 14px; border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; }
.info-table th,
.info-table td { padding: 10px 14px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
.info-table tr:last-child th,
.info-table tr:last-child td { border-bottom: 0; }
.info-table th { width: 32%; background: var(--card); color: var(--text-2); font-weight: 700; font-size: 13px; }
.info-table td { background: var(--bg-2); }
.info-table .hashtag { display: inline-block; margin: 0 4px 4px 0; }
.link-btn {
  padding: 0;
  border: 0;
  background: none;
  color: #ff6b77;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.link-btn:hover { color: #fff; }

.guide-box {
  padding: 18px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
  color: var(--text-2);
  font-size: 14px;
  line-height: 1.9;
}
.guide-box p + p { margin-top: 8px; }

.faq { display: grid; gap: 8px; }
.faq details {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--card);
}
.faq summary {
  position: relative;
  padding: 12px 40px 12px 16px;
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: "Q. "; color: var(--red-hover); font-weight: 900; }
.faq summary::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-3);
  font-size: 18px;
}
.faq details[open] summary::after { content: "−"; }
.faq__a { padding: 0 16px 14px; color: var(--text-2); font-size: 14px; }
.faq__a::before { content: "A. "; color: var(--text); font-weight: 900; }

.related {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(150px, 1fr);
  gap: 12px;
  overflow-x: auto;
  padding-bottom: 6px;
}
.related .card__title { font-size: 12px; }

/* ---------- レスポンシブ ---------- */
@media (max-width: 1024px) {
  .grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .campaigns { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 800px) {
  .grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
  .pr-cards { grid-template-columns: 1fr; }
  .hero { padding: 36px 26px; }
  .hero__title { font-size: 32px; }
  .hero::after { font-size: 110px; }
  .detail__top { grid-template-columns: 180px minmax(0, 1fr); gap: 18px; }
}

@media (max-width: 640px) {
  body { font-size: 14px; }
  .container { padding: 0 14px; }
  .site-header__inner { flex-direction: column; align-items: stretch; gap: 12px; }
  .site-header__inner .logo { justify-content: center; }
  .search { flex-basis: auto; }
  .gnav__list { gap: 4px; justify-content: center; }
  .gnav__list a { padding: 5px 10px; font-size: 12px; }
  .sp-only { display: inline; }
  .hero { margin-top: 18px; padding: 28px 20px; border-radius: 16px; }
  .hero__title { font-size: 26px; }
  .hero__lead { font-size: 15px; }
  .hero__buttons .btn { flex: 1 1 auto; }
  .section { margin-top: 44px; }
  .section__title { font-size: 19px; }
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .campaigns { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .modal { padding: 0; }
  .modal__panel { border-radius: 0; min-height: 100%; }
  .modal__body { padding: 22px 16px 30px; }
  .detail__title { font-size: 18px; }
  .detail__top { grid-template-columns: 1fr; }
  .detail__jacket { max-width: 220px; margin: 0 auto; }
  .samples { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .info-table th { width: 38%; }
  .filter-clear { margin-left: 0; }
}

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