/* ウゴトレのサイト。色はアプリのアイコンと同じ（墨と朱）。スクリプトは使わない */
:root {
  --paper: #f8f5ef;
  --paper-2: #efebe3;
  --card: #ffffff;
  --ink: #19191f;
  --muted: #5e5c60;
  --line: rgba(25, 25, 31, .13);
  --accent: #df482b;
  --accent-ink: #b8351c;
  --on-accent: #ffffff;
  --sans: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", system-ui, sans-serif;
  --wrap: 1040px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #19191f;
    --paper-2: #212128;
    --card: #26262e;
    --ink: #f8f5ef;
    --muted: #b0aeb0;
    --line: rgba(255, 255, 255, .12);
    --accent-ink: #f47a60;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #19191f; --paper-2: #212128; --card: #26262e; --ink: #f8f5ef; --muted: #b0aeb0;
  --line: rgba(255, 255, 255, .12); --accent-ink: #f47a60; color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--sans); font-size: 16px; line-height: 1.8;
  -webkit-font-smoothing: antialiased; font-feature-settings: "palt" 1;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent-ink); }
h1, h2, h3 { font-weight: 700; margin: 0; word-break: auto-phrase; text-wrap: balance; }
p { margin: 0; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 12px; z-index: 100; background: var(--card); padding: 8px 14px; border-radius: 10px; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 6px; }

.site-header { border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; align-items: center; gap: 16px; height: 64px; }
.logo { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-weight: 700; font-size: 18px; }
.logo img { width: 32px; height: 32px; border-radius: 8px; }
.site-nav { display: flex; gap: 4px; margin-left: auto; font-size: 14px; }
.site-nav a { color: var(--muted); text-decoration: none; padding: 6px 10px; border-radius: 999px; }
.site-nav a:hover { color: var(--ink); background: var(--paper-2); }

.hero { padding: 72px 0 64px; }
.hero .wrap { display: grid; grid-template-columns: 1fr auto; gap: 48px; align-items: center; }
.hero h1 { font-size: clamp(34px, 5.2vw, 56px); line-height: 1.25; margin-bottom: 20px; }
.hero .lead { font-size: 18px; color: var(--muted); max-width: 32em; margin-bottom: 26px; }
.hero .art { width: 240px; border-radius: 53px; }
.soon { display: inline-block; padding: 10px 20px; border-radius: 999px; background: var(--ink); color: var(--paper); font-weight: 700; font-size: 15px; }

section { padding: 72px 0; }
section.tint { background: var(--paper-2); }
section h2 { font-size: clamp(26px, 3.6vw, 36px); line-height: 1.35; margin-bottom: 32px; }

.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature { background: var(--card); border-radius: 18px; padding: 24px 22px; box-shadow: inset 0 0 0 1px var(--line); }
.feature h3 { font-size: 17px; margin-bottom: 6px; }
.feature p { color: var(--muted); font-size: 14.5px; line-height: 1.7; }

.plans { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; max-width: 800px; }
.plan { background: var(--card); border-radius: 20px; padding: 28px 26px; box-shadow: inset 0 0 0 1px var(--line); }
.plan h3 { font-size: 20px; margin-bottom: 8px; }
.plan .price { font-size: 15px; color: var(--muted); margin-bottom: 14px; }
.plan .price b { color: var(--ink); font-size: 22px; }
.plan ul { margin: 0; padding-left: 1.2em; font-size: 15px; }
.fine-note { margin-top: 18px; font-size: 13.5px; color: var(--muted); max-width: 800px; }

.site-footer { background: var(--paper-2); border-top: 1px solid var(--line); padding: 40px 0; font-size: 14px; color: var(--muted); }
.site-footer ul { list-style: none; padding: 0; margin: 0 0 18px; display: flex; flex-wrap: wrap; gap: 8px 20px; }
.site-footer a { color: var(--muted); }
.site-footer .fine { font-size: 12px; }

.doc { max-width: 760px; margin: 0 auto; padding: 56px 24px 88px; }
.doc .doc-head { display: flex; align-items: center; gap: 16px; margin-bottom: 14px; }
.doc .doc-head img { width: 64px; border-radius: 14px; flex: none; }
.doc h1 { font-size: clamp(28px, 4.4vw, 38px); line-height: 1.3; }
.doc .lead { font-size: 17px; color: var(--muted); margin: 8px 0 20px; }
.doc h2 { font-size: 21px; margin: 40px 0 12px; }
.doc p + p { margin-top: 12px; }
.doc ul { padding-left: 1.3em; margin: 12px 0 0; }
.doc .card { background: var(--card); border-radius: 18px; padding: 20px 22px; box-shadow: inset 0 0 0 1px var(--line); }
.doc .updated { margin-top: 40px; color: var(--muted); font-size: 14px; }
.btn { display: inline-block; margin-top: 14px; padding: 12px 22px; border-radius: 999px; background: var(--accent); color: var(--on-accent); font-weight: 700; text-decoration: none; }
.faq { display: grid; gap: 10px; }
.faq details { background: var(--card); border-radius: 14px; box-shadow: inset 0 0 0 1px var(--line); }
.faq summary { cursor: pointer; padding: 16px 20px; font-weight: 700; }
.faq details p { padding: 0 20px 18px; color: var(--muted); font-size: 15px; }

@media (max-width: 760px) {
  .wrap { padding: 0 16px; }
  .hero { padding: 40px 0; }
  .hero .wrap { grid-template-columns: 1fr; gap: 24px; }
  .hero .art { width: 128px; border-radius: 28px; order: -1; }
  .features, .plans { grid-template-columns: 1fr; }
  section { padding: 56px 0; }
  .doc { padding: 40px 16px 64px; }
}