/* Kenshin Games 公式サイト(tools/site.mjs が site/style.css にコピーする)。ゲームと同じ、濃紺に水色とピンク */
@font-face {
  font-family: 'Dela';
  src: url('fonts/dela.woff2') format('woff2');
  font-display: swap;
}

:root {
  --bg: #05070f;
  --bg2: #0b1428;
  --panel: #0f1a33;
  --line: #22355c;
  --text: #eef4ff;
  --dim: #9fb0d0;
  --cyan: #36e2ff;
  --pink: #ff3d7f;
  --gold: #ffc83d;
  --display: 'Dela', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  --body: -apple-system, BlinkMacSystemFont, 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', 'Yu Gothic', sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.85 var(--body);
  overflow-x: hidden;
}
a { color: var(--cyan); }
img { max-width: 100%; height: auto; display: block; }

/* ---------------------------------------------------------------- 上の帯 */
.bar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px max(16px, env(safe-area-inset-left));
  background: rgba(5, 7, 15, 0.82);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.has-hero .bar { position: fixed; left: 0; right: 0; background: linear-gradient(rgba(5, 7, 15, 0.75), rgba(5, 7, 15, 0)); border-bottom: 0; backdrop-filter: none; -webkit-backdrop-filter: none; }
.brand {
  font: 20px/1 var(--display);
  color: #fff;
  text-decoration: none;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.brand span { color: var(--pink); margin-left: 0.3em; }
.bar nav { display: flex; gap: 20px; }
.bar nav a { color: #fff; text-decoration: none; font-weight: 700; font-size: 15px; opacity: 0.88; white-space: nowrap; }
.bar nav a:hover { opacity: 1; color: var(--cyan); }

/* ---------------------------------------------------------------- ヒーロー(キービジュアル) */
.hero {
  position: relative;
  min-height: min(100vh, 860px);
  min-height: min(100svh, 860px);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  background-size: cover;
  background-position: center 30%;
  text-align: center;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 45%, rgba(5, 7, 15, 0.55), rgba(5, 7, 15, 0) 60%),
    linear-gradient(rgba(5, 7, 15, 0) 45%, rgba(5, 7, 15, 0.85) 82%, var(--bg));
}
.hero-inner { position: relative; padding: 120px 16px 56px; max-width: 900px; }
.kicker { margin: 0 0 8px; font-weight: 800; letter-spacing: 0.12em; color: #fff; text-shadow: 0 2px 8px #000; }
.logo {
  margin: 0;
  font: clamp(48px, 11vw, 112px)/1 var(--display);
  color: #fff;
  -webkit-text-stroke: 0;
  text-shadow: 0 0 2px #02040a, 0 6px 0 #02040a, 0 10px 30px rgba(0, 0, 0, 0.6);
  letter-spacing: 0.01em;
}
.logo em { font-style: normal; background: linear-gradient(#ffd1e1, #ff3d7f); -webkit-background-clip: text; background-clip: text; color: transparent; text-shadow: none; filter: drop-shadow(0 6px 0 #02040a); }
.logo small { display: block; margin-top: 14px; font: 700 clamp(14px, 2.6vw, 22px)/1 var(--body); letter-spacing: 0.6em; text-indent: 0.6em; text-shadow: 0 2px 6px #000; }
.lead { margin: 22px 0 0; font: clamp(20px, 4vw, 30px)/1.4 var(--display); text-shadow: 0 3px 10px #000; }
.cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 26px; }
.store, .ghost {
  display: inline-flex;
  align-items: center;
  min-height: 52px;
  padding: 0 26px;
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
}
.store { background: #fff; color: #05070f; }
.store.soon { background: linear-gradient(90deg, var(--cyan), var(--pink)); color: #fff; text-shadow: 0 1px 2px rgba(0, 0, 0, 0.35); }
.ghost { border: 2px solid rgba(255, 255, 255, 0.7); color: #fff; }
.ghost:hover { background: rgba(255, 255, 255, 0.1); }
.note { margin: 14px 0 0; font-size: 13px; color: var(--dim); }

/* ---------------------------------------------------------------- セクション */
main { display: block; }
.section { max-width: 1080px; margin: 0 auto; padding: 72px 16px 24px; }
.heading { margin: 0 0 28px; font: 26px/1.3 var(--display); }
.heading span { display: block; font: 800 13px/1 var(--body); letter-spacing: 0.3em; color: var(--pink); margin-bottom: 10px; }
.intro { max-width: 760px; color: var(--dim); margin: 0 0 40px; }

.features { display: grid; gap: 48px; }
.feature { display: grid; grid-template-columns: 1.25fr 1fr; gap: 32px; align-items: center; }
.feature.flip figure { order: 2; }
.feature figure { margin: 0; border-radius: 14px; overflow: hidden; border: 1px solid var(--line); box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45); }
.feature .num { margin: 0; font: 40px/1 var(--display); color: transparent; -webkit-text-stroke: 1.5px var(--cyan); }
.feature.flip .num { -webkit-text-stroke-color: var(--pink); }
.feature h3 { margin: 10px 0 8px; font-size: 22px; line-height: 1.45; }
.feature p { margin: 0; color: var(--dim); }

.news { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.news li { display: grid; grid-template-columns: 120px 1fr; gap: 16px; padding: 16px 4px; border-bottom: 1px solid var(--line); }
.news time { color: var(--cyan); font-weight: 800; font-variant-numeric: tabular-nums; }
.news p { margin: 0; }

.info dl { display: grid; grid-template-columns: 140px 1fr; margin: 0; border-top: 1px solid var(--line); }
.info dt, .info dd { margin: 0; padding: 14px 4px; border-bottom: 1px solid var(--line); }
.info dt { color: var(--dim); font-weight: 700; }

/* ---------------------------------------------------------------- 文書ページ(サポート・規約) */
.doc { max-width: 820px; margin: 0 auto; padding: 56px 16px 64px; }
.doc.center { text-align: center; }
.doc h2 { margin: 36px 0 10px; font-size: 19px; line-height: 1.5; }
.doc p { margin: 0 0 10px; }
.doc .small { font-size: 14px; color: var(--dim); }
.contact { padding: 24px; border: 1px solid var(--line); border-radius: 14px; background: var(--panel); }
.contact h2 { margin-top: 0; }
.mail { display: inline-block; font: 800 clamp(18px, 5vw, 24px)/1.4 var(--body); word-break: break-all; }
.faq details { border-bottom: 1px solid var(--line); padding: 14px 4px; }
.faq summary { cursor: pointer; font-weight: 800; }
.faq details p { margin: 10px 0 0; color: var(--dim); }
.links { padding-left: 1.2em; }
.table { display: grid; grid-template-columns: minmax(130px, 30%) 1fr; margin: 0; border-top: 1px solid var(--line); }
.table dt, .table dd { margin: 0; padding: 12px 4px; border-bottom: 1px solid var(--line); }
.table dt { color: var(--dim); font-weight: 700; padding-right: 12px; }

/* ---------------------------------------------------------------- 下の帯 */
footer { margin-top: 64px; border-top: 1px solid var(--line); background: var(--bg2); }
.foot-inner { max-width: 1080px; margin: 0 auto; padding: 32px 16px calc(32px + env(safe-area-inset-bottom)); }
footer nav { display: flex; flex-wrap: wrap; gap: 8px 24px; margin: 18px 0; }
footer nav a { color: var(--dim); text-decoration: none; font-size: 14px; }
footer nav a:hover { color: #fff; }
.copy { margin: 0; color: var(--dim); font-size: 13px; }

/* ---------------------------------------------------------------- スマホ */
@media (max-width: 720px) {
  .bar { padding: 12px 16px; gap: 10px; }
  .bar nav { gap: 12px; }
  .bar nav a { font-size: 13px; }
  .brand { font-size: 15px; }
  .hero { min-height: 640px; background-position: 50% 0; background-size: auto 62%; background-repeat: no-repeat; background-color: var(--bg); }
  .hero::before { background: linear-gradient(rgba(5, 7, 15, 0) 30%, var(--bg) 62%); }
  .feature, .feature.flip { grid-template-columns: 1fr; gap: 16px; }
  .feature.flip figure { order: 0; }
  .news li { grid-template-columns: 1fr; gap: 2px; }
  .info dl, .table { grid-template-columns: 1fr; }
  .info dt, .table dt { border-bottom: 0; padding-bottom: 0; }
}