:root {
  --font-body: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic",
               "Meiryo", system-ui, sans-serif;
  --font-display: "M PLUS Rounded 1c", "Hiragino Maru Gothic ProN",
                  var(--font-body);

  /* 生成りの白に、ほんのり桃を混ぜた地色 */
  --bg: #fff8fa;
  --surface: #ffffff;
  --surface-2: #fdf1f5;
  --line: #f7e2ea;
  --line-strong: #f0cddb;

  --text: #4b3a42;
  --text-mid: #806c76;
  --text-dim: #78666f;

  /* 操作要素に使う濃いピンク。白文字が読める濃さにしてある */
  --accent: #d9548a;
  --accent-hover: #c74579;
  --accent-soft: #ffa5c4;
  --accent-tint: #ffeef4;

  --lav: #a892ea;
  --lav-tint: #f3efff;
  --mint: #6fc9ae;
  --mint-tint: #e9faf4;

  --urgent: #c93462;
  --urgent-tint: #ffedf2;
  --soon: #a8620f;
  --soon-tint: #fff5e6;
  --ok: #2f7563;

  --radius: 22px;
  --radius-sm: 14px;
  --radius-pill: 999px;

  --shadow-sm: 0 2px 4px rgba(200, 130, 160, .06), 0 6px 16px rgba(200, 130, 160, .07);
  --shadow-md: 0 4px 10px rgba(200, 130, 160, .10), 0 16px 34px rgba(200, 130, 160, .16);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--text);
  /*
    本文は可読性優先で Noto Sans JP。丸ゴシックは小さい字だと字形がつぶれて読みにくい。
    見出し（--font-display）だけ M PLUS Rounded 1c を残し、サイトの印象は保つ。
  */
  font-family: var(--font-body);
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;

  /* 淡いドットを敷いて、白のべた塗りに見えないようにする */
  background-color: var(--bg);
  background-image: radial-gradient(rgba(233, 168, 195, .16) 1.2px, transparent 1.2px);
  background-size: 18px 18px;
}

/*
  M PLUS Rounded 1c は日本語とラテン文字しか持たない。
  ハングル・タイ文字は勝手にフォールバックされるが、漢字は日本語字形のまま
  中国語に流用されてしまうため、中国語のときだけ字形ごと差し替える。
  いずれも端末標準のフォントを使うので、追加のダウンロードは発生しない。
*/
html[lang="zh-Hans"] body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
               "Noto Sans SC", "Source Han Sans SC", system-ui, sans-serif;
}

html[lang="zh-Hant"] body {
  font-family: "PingFang TC", "Microsoft JhengHei", "Noto Sans TC",
               "Source Han Sans TC", system-ui, sans-serif;
}

html[lang="ko"] body {
  font-family: "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans KR",
               "Source Han Sans KR", system-ui, sans-serif;
}

html[lang="th"] body {
  font-family: "Noto Sans JP", "Leelawadee UI", "Thonburi",
               "Noto Sans Thai", system-ui, sans-serif;
}

.wrap {
  width: min(1200px, calc(100% - 2.5rem));
  margin-inline: auto;
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* サイト説明。検索エンジン向けのテキストも兼ねるので、控えめに常時表示する */
.about {
  margin: 3.5rem auto 0;
  padding: 1.6rem 1.9rem;
  background: var(--surface);
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  color: var(--text-mid);
  font-size: .86rem;
  line-height: 1.9;
}

.about h2 {
  font-family: var(--font-display);
  margin: 0 0 .6rem;
  font-size: .95rem;
  font-weight: 800;
  color: var(--text);
}

.about p { margin: 0 0 .5rem; }
.about p:last-child { margin-bottom: 0; }

/* ---------- header ---------- */

.site-header {
  position: relative;
  padding: 3.75rem 0 4.5rem;
  overflow: hidden;
  background: linear-gradient(135deg, #ffeef5 0%, #f6eeff 48%, #e8f8f4 100%);
}

/* ふわっとした色玉を散らす */
.deco {
  position: absolute;
  border-radius: 50%;
  filter: blur(2px);
  pointer-events: none;
}

.deco-1 {
  width: 190px; height: 190px;
  top: -70px; left: -40px;
  background: radial-gradient(circle at 34% 30%, rgba(255, 165, 196, .55), rgba(255, 165, 196, 0) 70%);
}

.deco-2 {
  width: 250px; height: 250px;
  top: -90px; right: 4%;
  background: radial-gradient(circle at 60% 40%, rgba(168, 146, 234, .42), rgba(168, 146, 234, 0) 70%);
}

.deco-3 {
  width: 150px; height: 150px;
  bottom: 10px; right: 26%;
  background: radial-gradient(circle at 40% 50%, rgba(111, 201, 174, .38), rgba(111, 201, 174, 0) 70%);
}

.site-header .wrap { position: relative; z-index: 1; }

/* 言語切り替え。ヘッダーの右上、キャッチコピーの上に置く */
.lang-switch {
  display: flex;
  justify-content: flex-end;
  margin-bottom: .9rem;
}

.lang-switch select {
  /* ヘッダーのグラデーションの上に載るので、少しだけ透かして馴染ませる */
  background: rgba(255, 255, 255, .8);
}

.eyebrow {
  font-family: var(--font-display);
  margin: 0 0 .5rem;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .16em;
  color: var(--accent);
}

.site-header h1 {
  font-family: var(--font-display);
  margin: 0 0 .7rem;
  font-size: clamp(1.65rem, 4.4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: .01em;
  line-height: 1.4;
  color: #43323a;
}

.lead {
  margin: 0;
  color: var(--text-mid);
  max-width: 44em;
}

.meta {
  color: var(--text-dim);
  font-size: .85rem;
  margin: 1rem 0 0;
  letter-spacing: .02em;
}

/* ヘッダー下端をなだらかに切り上げて、角ばった印象を消す */
.header-wave {
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 46px;
  background: var(--bg);
  border-radius: 50% 50% 0 0 / 100% 100% 0 0;
}

/* ---------- controls ---------- */

.controls {
  margin: 1.75rem 0 1.5rem;
  padding: 1.4rem 1.6rem;
  background: var(--surface);
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  display: grid;
  gap: 1.05rem;
}

.control-row {
  display: grid;
  grid-template-columns: 5.5rem 1fr;
  gap: .5rem 1rem;
  align-items: start;
}

.control-label {
  color: var(--text-dim);
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .08em;
  padding-top: .45rem;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}

.chip {
  border: 1.5px solid var(--line-strong);
  background: var(--surface);
  color: var(--text-mid);
  border-radius: var(--radius-pill);
  padding: .34rem .95rem;
  font-size: .85rem;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: background .16s, color .16s, border-color .16s, box-shadow .16s, transform .16s;
}

.chip:hover {
  color: var(--accent);
  border-color: var(--accent-soft);
  background: var(--accent-tint);
  transform: translateY(-1px);
}

.chip[aria-pressed="true"] {
  background: linear-gradient(135deg, #ff9dc0, var(--accent));
  border-color: transparent;
  color: #fff;
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(217, 84, 138, .32);
}

.chip .count { opacity: .62; font-size: .8em; margin-left: .38em; }

/* 該当0件のものは押しても意味がないので落とす */
.chip:disabled {
  opacity: .4;
  cursor: default;
  background: var(--surface-2);
  border-color: var(--line);
  color: var(--text-dim);
  transform: none;
}

.chip:disabled:hover {
  background: var(--surface-2);
  border-color: var(--line);
  color: var(--text-dim);
  transform: none;
}

.control-inline {
  display: flex;
  flex-wrap: wrap;
  gap: 1.1rem;
  align-items: center;
}

.select-wrap select {
  background: var(--surface);
  color: var(--text);
  border: 1.5px solid var(--line-strong);
  border-radius: var(--radius-pill);
  padding: .42rem 1rem;
  font-family: inherit;
  font-size: .88rem;
  font-weight: 500;
  cursor: pointer;
}

.select-wrap select:hover { border-color: var(--accent-soft); }

.toggle {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  color: var(--text-mid);
  font-size: .88rem;
  cursor: pointer;
}

.toggle input { accent-color: var(--accent); width: 1.05rem; height: 1.05rem; }

.result-count {
  color: var(--text-dim);
  font-size: .86rem;
  letter-spacing: .03em;
  margin: 0 0 1.2rem;
  padding-left: .2rem;
}

/* ---------- grid ---------- */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.45rem;
  padding-bottom: 3.5rem;
}

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .24s ease, transform .24s ease, border-color .24s ease;
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
  border-color: var(--accent-soft);
}

.card.is-urgent { border-color: #ffc2d3; }
.card.is-ended { opacity: .6; }
.card.is-ended:hover { transform: none; }

.card-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 1.25rem 1.4rem 1.2rem;
}

/* ---------- thumbnail ---------- */

.thumb {
  position: relative;
  display: block;
  aspect-ratio: 4 / 3;
  background: var(--surface-2);
  overflow: hidden;
}

.thumb img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .45s ease;
}

.card:hover .thumb img { transform: scale(1.05); }

/* ---------- video ---------- */

.thumb-video video {
  position: absolute;
  inset: 0;
  z-index: 2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #000;
}

.play-btn {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
  border: 0;
  padding: 0;
  background: transparent;
  cursor: pointer;
  font-family: inherit;
}

.play-icon {
  width: 3.4rem;
  height: 3.4rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, .9);
  border: 2px solid rgba(255, 255, 255, .95);
  box-shadow: 0 4px 16px rgba(120, 60, 90, .3);
  color: var(--accent);
  font-size: 1.1rem;
  padding-left: .18em;
  transition: transform .18s ease, background .18s ease;
}

.play-btn:hover .play-icon {
  transform: scale(1.09);
  background: #fff;
}

/* 再生中はアイコンを消し、カーソルを乗せたときだけ一時停止マークを出す */
.thumb-video.is-playing .play-icon { opacity: 0; }
.thumb-video.is-playing .play-btn:hover .play-icon { opacity: 1; transform: none; }
.thumb-video.is-playing .play-icon::before { content: "❙❙"; font-size: .85rem; letter-spacing: .06em; }
.thumb-video.is-playing .play-icon { font-size: 0; padding-left: 0; }

.thumb-video.is-loading .play-icon {
  animation: pulse .9s ease-in-out infinite;
}

.thumb-video.is-failed .play-icon {
  background: rgba(255, 255, 255, .9);
  color: var(--text-dim);
}

.thumb-video.is-failed .play-icon::before { content: "✕"; }
.thumb-video.is-failed .play-icon { font-size: 0; }

@keyframes pulse {
  0%, 100% { transform: scale(1);    opacity: 1; }
  50%      { transform: scale(1.14); opacity: .6; }
}

/* 動画があることが一目で分かるように、静止画のときとは差をつける */
.thumb-video::after {
  content: "動画";
  position: absolute;
  z-index: 3;
  left: .6rem;
  bottom: .6rem;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .1em;
  color: #fff;
  background: rgba(60, 30, 45, .62);
  border-radius: var(--radius-pill);
  padding: .1rem .55rem;
  pointer-events: none;
}

.thumb-video.is-playing::after { display: none; }

/*
  画像が取得できなかったとき用のブランク。
  カテゴリごとに --blank-h（色相）を変え、淡いストライプと丸い記号で
  「意図してそう見せている」状態にする。
*/
.thumb-blank {
  --blank-h: 340;
  display: grid;
  place-items: center;
  background:
    repeating-linear-gradient(
      -45deg,
      transparent 0 14px,
      hsl(var(--blank-h) 70% 97%) 14px 28px
    ),
    linear-gradient(150deg,
      hsl(var(--blank-h) 84% 98.5%) 0%,
      hsl(var(--blank-h) 62% 95.5%) 55%,
      hsl(calc(var(--blank-h) + 30) 62% 96.5%) 100%);
  text-decoration: none;
}

.thumb-blank .blank-inner {
  display: grid;
  place-items: center;
  gap: .5rem;
  text-align: center;
  padding: 1rem;
}

.thumb-blank .blank-mark {
  width: 3.2rem;
  height: 3.2rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, .92);
  border: 2px dashed hsl(var(--blank-h) 55% 86%);
  box-shadow: 0 4px 14px hsl(var(--blank-h) 55% 78% / .32);
  color: hsl(var(--blank-h) 62% 60%);
  font-size: 1.25rem;
  line-height: 1;
}

.thumb-blank .blank-label {
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-indent: .18em;
  color: hsl(var(--blank-h) 34% 48%);
}

.thumb-blank .blank-sub {
  font-size: .68rem;
  letter-spacing: .08em;
  color: hsl(var(--blank-h) 20% 62%);
}

/* ---------- card content ---------- */

.card-top {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  margin-bottom: .65rem;
}

.badge {
  font-size: .75rem;
  font-weight: 700;
  padding: .22rem .7rem;
  border-radius: var(--radius-pill);
  letter-spacing: .04em;
  border: 1.5px solid transparent;
}

.badge-cat    { background: var(--lav-tint);    color: #7b62cf; border-color: #e4dcff; }
.badge-urgent { background: var(--urgent-tint); color: var(--urgent); border-color: #ffd2de; }
.badge-ended  { background: var(--surface-2);   color: var(--text-dim); border-color: var(--line); }
.badge-review { background: var(--soon-tint);   color: var(--soon);  border-color: #f8e3c0; }
/* 抽選ではなく、期間内なら誰でももらえるもの */
.badge-free   { background: var(--mint-tint);   color: #2f8a6c;      border-color: #c3e9da; }

.card h2 {
  font-family: var(--font-display);
  margin: 0 0 .35rem;
  font-size: 1.02rem;
  font-weight: 800;
  line-height: 1.55;
  letter-spacing: .005em;
}

.prize {
  margin: 0 0 1rem;
  color: var(--text-mid);
  font-size: .89rem;
}

.card dl {
  margin: 0 0 1rem;
  display: grid;
  grid-template-columns: 4.4rem 1fr;
  gap: .4rem .85rem;
  font-size: .89rem;
  align-items: baseline;
}

.card dt {
  color: var(--text-dim);
  font-weight: 500;
  letter-spacing: .04em;
}

.card dd { margin: 0; color: var(--text); font-weight: 500; }

.countdown { font-weight: 800; font-variant-numeric: tabular-nums; }
.countdown.urgent  { color: var(--urgent); }
.countdown.soon    { color: var(--soon); }
.countdown.normal  { color: var(--ok); }
.countdown.unknown { color: var(--text-dim); font-weight: 500; }

/* 24時間を切ったものの時分秒。等幅で桁がぶれないようにする */
.countdown .clock {
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum";
  letter-spacing: .01em;
}

.bonus {
  font-size: .85rem;
  font-weight: 500;
  color: var(--soon);
  background: var(--soon-tint);
  border: 1.5px solid #f8e3c0;
  padding: .45rem .75rem;
  margin: 0 0 1rem;
  border-radius: var(--radius-sm);
}

.card-actions {
  margin-top: auto;
  display: flex;
  gap: .55rem;
  flex-wrap: wrap;
}

.btn {
  flex: 1 1 auto;
  text-align: center;
  text-decoration: none;
  font-size: .86rem;
  font-weight: 700;
  padding: .58rem 1rem;
  border-radius: var(--radius-pill);
  border: 1.5px solid var(--line-strong);
  color: var(--text-mid);
  background: var(--surface);
  transition: background .16s, border-color .16s, color .16s, box-shadow .16s;
}

.btn:hover {
  border-color: var(--accent-soft);
  color: var(--accent);
  background: var(--accent-tint);
}

.btn-primary {
  background: linear-gradient(135deg, #ff9dc0, var(--accent));
  border-color: transparent;
  color: #fff;
  box-shadow: 0 4px 12px rgba(217, 84, 138, .28);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #ff8bb5, var(--accent-hover));
  border-color: transparent;
  color: #fff;
  box-shadow: 0 6px 16px rgba(217, 84, 138, .36);
}

.empty {
  text-align: center;
  color: var(--text-dim);
  padding: 3.5rem 0;
}

.empty code {
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: .1rem .4rem;
  font-size: .9em;
}

/* ---------- footer ---------- */

.site-footer {
  border-top: 1.5px solid var(--line);
  background: var(--surface);
  padding: 2.25rem 0 3rem;
  color: var(--text-mid);
  font-size: .86rem;
}

.site-footer p { margin: 0 0 .4rem; }
.site-footer .meta { margin-top: .5rem; }

@media (max-width: 560px) {
  .control-row { grid-template-columns: 1fr; }
  .control-label { padding-top: 0; }
  .site-header { padding: 2.75rem 0 3.5rem; }
  .deco-2, .deco-3 { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .card, .card:hover, .thumb img, .card:hover .thumb img, .chip, .chip:hover {
    transition: none;
    transform: none;
  }
}