/* apps.kichiemon.dev — アプリLP共通スタイル
   Design: ミニマル (minimal) — 要素と色を絞り、余白で見せる
   + 左右分割 (split screen) — 左に文章、右に質実なモノクロパネル
   + 明朝体は使わず、Zen Kaku Gothic New 700 の極太と JetBrains Mono の2書体のみ
   + ダークモード (#0B0F14) × アプリごとのアクセント1色
*/

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;700&family=Zen+Kaku+Gothic+New:wght@400;700&display=swap');

:root {
  --ink: #0B0F14;
  --ink-2: #11161D;
  --paper: #F2EDE4;
  --muted: #99A3B0;
  --line: rgba(242, 237, 228, .22);
  --accent: #F59E0B;
  --ease: cubic-bezier(0.175, 0.885, 0.32, 1.275);
  --sans: 'Zen Kaku Gothic New', -apple-system, 'Hiragino Sans', 'Yu Gothic', sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--sans);
  font-weight: 400;
  line-height: 1.85;
  word-break: auto-phrase;
  overflow-wrap: anywhere;
}

a { color: var(--paper); text-decoration: none; }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

/* ---- top bar ---- */
.top {
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px 0; border-bottom: 1px solid var(--line);
  font-family: var(--mono); font-size: 12px; letter-spacing: .02em; color: var(--muted);
}
.top a { color: var(--muted); transition: color .2s var(--ease); }
.top a:hover { color: var(--paper); }
.top .crumb { display: flex; gap: 10px; align-items: center; }
.top .slash { opacity: .4; }

/* ---- hero ---- */
.hero {
  display: grid; grid-template-columns: 7fr 4.4fr; gap: 64px;
  padding: 88px 0 96px; align-items: start;
  border-bottom: 1px solid var(--line);
}
.kicker {
  font-family: var(--mono); font-size: 12px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--accent); margin: 0 0 26px;
}
h1 {
  margin: 0; font-weight: 700; letter-spacing: -.035em; line-height: .98;
  font-size: clamp(2.6rem, 7vw, 5rem);
}
.tagline {
  margin: 26px 0 0; font-size: clamp(1.05rem, 1.6vw, 1.3rem); font-weight: 700;
  letter-spacing: -.01em; color: var(--paper);
}
.lead { margin: 20px 0 0; color: var(--muted); font-size: 15.5px; line-height: 1.95; max-width: 32em; }

.panel {
  border: 1px solid var(--line); border-top: 2px solid var(--accent);
  padding: 26px 24px 20px; border-radius: 2px;
  display: flex; flex-direction: column; gap: 22px;
  animation: rise .5s var(--ease) both;
}
.panel .mark {
  width: 84px; height: 84px; border-radius: 18px; overflow: hidden;
  border: 1px solid rgba(242, 237, 228, .32); display: grid; place-items: center;
  background: #232A34; box-shadow: 0 0 0 5px rgba(242, 237, 228, .035);
}
.panel .mark img { width: 100%; height: 100%; display: block; }
.panel .monogram {
  width: 84px; height: 84px; border-radius: 18px; display: grid; place-items: center;
  border: 1px solid var(--line); background: var(--ink-2);
  font-family: var(--mono); font-size: 34px; font-weight: 700; color: var(--accent);
}
.panel dl { margin: 0; display: grid; gap: 13px; }
.panel .row { display: grid; grid-template-columns: 4.6em 1fr; gap: 10px; align-items: baseline; }
.panel dt {
  font-family: var(--mono); font-size: 10px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--muted);
}
.panel dd { margin: 0; font-size: 13.5px; line-height: 1.6; }

/* ---- sections ---- */
section { padding: 72px 0; border-bottom: 1px solid var(--line); }
section h2 {
  margin: 0 0 40px; font-size: 12.5px; font-weight: 700; letter-spacing: .14em;
  text-transform: uppercase; font-family: var(--mono); color: var(--accent);
}
.feature { display: grid; grid-template-columns: 4.6fr 7.4fr; gap: 40px; padding: 28px 0; border-top: 1px solid var(--line); }
.feature:first-of-type { border-top: none; padding-top: 0; }
.feature h3 { margin: 0; font-size: 1.05rem; font-weight: 700; letter-spacing: -.01em; }
.feature p { margin: 0; color: var(--muted); font-size: 15px; }

.quiet { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.quiet p { margin: 0; font-size: 15px; color: var(--muted); }
.quiet strong { display: block; color: var(--paper); font-weight: 700; margin-bottom: 4px; }

/* ---- cta ---- */
.cta { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.status {
  font-family: var(--mono); font-size: 12px; letter-spacing: .06em;
  border: 1px solid var(--accent); color: var(--accent);
  padding: 10px 15px; border-radius: 2px;
  background: color-mix(in oklab, var(--accent) 9%, transparent);
}
.cta .hint { color: var(--muted); font-size: 13px; margin: 0; }

/* ---- legal links ---- */
.legal { display: flex; column-gap: 44px; row-gap: 20px; flex-wrap: wrap; font-family: var(--mono); font-size: 13.5px; }
.legal a {
  padding-bottom: 5px; border-bottom: 1px solid rgba(242, 237, 228, .3);
  transition: border-color .2s var(--ease), color .2s var(--ease);
}
.legal a:hover { border-color: var(--accent); color: var(--accent); }

footer {
  padding: 40px 0 64px; color: var(--muted);
  font-family: var(--mono); font-size: 11.5px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
}

@keyframes rise { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

@media (max-width: 820px) {
  .hero { grid-template-columns: 1fr; gap: 34px; padding: 52px 0 60px; }
  .panel { order: 0; }
  .feature { grid-template-columns: 1fr; gap: 6px; }
  .quiet { grid-template-columns: 1fr; gap: 18px; }
  section { padding: 52px 0; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}