:root { --bg: #0d0c10; --card: #16151b; --card2: #1d1b23; --line: #29262f; --text: #eeeaf2; --sub: #a29cad; --main: #e0567f; --main2: #231a21; --cta: #d9466f; --cta2: #a8304f; color-scheme: dark; }
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); }
body { font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Noto Sans JP", "Yu Gothic UI", Meiryo, sans-serif; line-height: 1.9; }
a { color: #f3a3bb; }
.h { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; justify-content: space-between; height: 54px; padding: 0 16px; background: rgba(13,12,16,.95); border-bottom: 1px solid var(--line); }
.brand { display: flex; align-items: center; gap: 8px; color: var(--text); text-decoration: none; font-weight: 800; font-size: 17px; letter-spacing: .02em; }
.brand img { display: block; }
.hl { color: var(--sub); text-decoration: none; font-size: 13px; }
.cats { display: flex; gap: 6px; overflow-x: auto; padding: 8px 12px; background: var(--bg); border-bottom: 1px solid var(--line); scrollbar-width: none; }
.cats::-webkit-scrollbar { display: none; }
.cats a { flex: none; font-size: 13px; color: var(--text); text-decoration: none; background: var(--card); border: 1px solid var(--line); padding: 3px 12px; border-radius: 999px; }
.prbar { margin: 0; padding: 5px 16px; font-size: 11px; color: #7c7686; text-align: center; }
.m { max-width: 740px; margin: 0 auto; padding: 8px 16px 40px; }
.a { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 18px 16px 8px; }
h1 { font-size: 22px; line-height: 1.55; margin: 6px 0 6px; }
h2 { font-size: 18px; margin: 34px 0 12px; padding: 8px 12px; background: var(--card2); border-left: 3px solid var(--main); border-radius: 4px; line-height: 1.5; scroll-margin-top: 64px; }
h2 a { color: var(--text); text-decoration: none; }
p, li, dd { font-size: 16px; }
li { margin: 6px 0; }
.lead { font-size: 15.5px; background: var(--card2); border: 1px solid var(--line); border-radius: 8px; padding: 12px 14px; }
.crumb { font-size: 12px; color: var(--sub); margin: 6px 0; }
.crumb a { color: var(--sub); }
.date { font-size: 12px; color: var(--sub); margin: 0 0 12px; }
.toc { background: var(--card2); border: 1px solid var(--line); border-radius: 8px; padding: 10px 16px; margin: 16px 0; }
.toc p { margin: 0 0 4px; font-weight: 700; font-size: 14px; }
.toc ol { margin: 0; padding-left: 20px; }
.toc li { margin: 2px 0; font-size: 14px; }
.toc a { color: var(--text); }
.cta { margin: 24px 0; padding: 16px 14px 12px; text-align: center; background: var(--main2); border: 1px solid #3a2530; border-radius: 10px; }
.cta p { font-size: 12.5px; color: var(--sub); margin: 8px 4px 0; line-height: 1.6; }
.ad { display: flex; align-items: center; justify-content: center; min-height: 54px; border-radius: 8px; background: var(--cta); color: #fff; font-weight: 700; font-size: 16.5px; text-decoration: none; padding: 0 16px; box-shadow: 0 3px 0 var(--cta2); }
.ad::after { content: '›'; margin-left: 10px; font-size: 20px; line-height: 1; }
.faq dt { font-weight: 700; margin-top: 14px; }
.faq dt::before { content: 'Q. '; color: var(--main); }
.faq dd { margin: 4px 0 0; padding-left: 1.4em; }
.src li { font-size: 13px; }
.more { margin-top: 28px; }
.pillar { display: block; margin: 16px 0; padding: 16px; border-radius: 10px; background: var(--card); border: 1px solid var(--line); border-top: 4px solid var(--main); text-decoration: none; color: var(--text); }
.pillar em { display: inline-block; font-style: normal; font-size: 12px; font-weight: 700; color: #fff; background: var(--main); padding: 1px 10px; border-radius: 4px; }
.pillar strong { display: block; font-size: 17px; margin: 8px 0 4px; line-height: 1.5; }
.pillar span { font-size: 13px; color: var(--sub); }
.cards { list-style: none; padding: 0; margin: 12px 0 0; display: grid; gap: 10px; }
.cards a { display: block; background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 14px; text-decoration: none; color: var(--text); }
.cards strong { display: block; font-size: 15.5px; line-height: 1.55; color: var(--text); }
.cards span { display: block; font-size: 13px; color: var(--sub); margin-top: 4px; line-height: 1.6; }
.cards em { display: block; font-style: normal; font-size: 12px; color: #6f6979; margin-top: 6px; }
.f { max-width: 740px; margin: 0 auto; padding: 18px 16px 90px; border-top: 1px solid var(--line); font-size: 12px; color: var(--sub); text-align: center; line-height: 1.9; }
.f a { color: var(--sub); }
.sticky { position: fixed; left: 12px; right: 12px; bottom: calc(10px + env(safe-area-inset-bottom, 0px)); z-index: 20; display: flex; align-items: center; justify-content: center; min-height: 50px; border-radius: 8px; background: var(--cta); color: #fff; font-weight: 700; font-size: 15px; text-decoration: none; box-shadow: 0 4px 18px rgba(0,0,0,.6); max-width: 720px; margin: 0 auto; transform: translateY(140%); transition: transform .25s; }
.sticky.on { transform: none; }
.sticky::after { content: '›'; margin-left: 8px; font-size: 19px; line-height: 1; }
.gate { position: fixed; inset: 0; z-index: 100; background: rgba(5,4,8,.9); display: grid; place-items: center; padding: 16px; }
.gate[hidden] { display: none; }
.gatebox { width: 100%; max-width: 380px; text-align: center; background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 24px 20px 18px; }
.gl { font-size: 18px; font-weight: 800; margin: 0 0 10px; }
.gs { color: var(--sub); font-size: 14px; }
#gateYes { width: 100%; height: 50px; border: 0; border-radius: 8px; background: var(--main); color: #fff; font: inherit; font-weight: 700; font-size: 16px; cursor: pointer; }
.no { display: block; margin-top: 10px; color: var(--sub); font-size: 14px; padding: 8px; }