:root { --ink: #0E0E10; --muted: #6B6B73; --line: #EDEDF0; --lpink: #F3A3C2; --violet: #C2507F; }
* { box-sizing: border-box; }
body { margin: 0; background: #F4F1EA url("/brand/paper.jpg") repeat; background-size: 440px; color: var(--ink); font: 400 16px/1.65 Inter, system-ui, sans-serif; }
header { display: flex; align-items: center; justify-content: space-between; padding: 18px 24px; border-bottom: 1px solid var(--line); }
header a { color: var(--ink); text-decoration: none; font-weight: 700; display: flex; align-items: center; gap: 10px; }
header img { width: 34px; height: 34px; object-fit: contain; }
header img.logo { width: auto; height: 40px; }
main { max-width: 720px; margin: 0 auto; padding: 48px 20px 80px; }
h1 { color: var(--lpink); font-size: clamp(40px, 7vw, 60px); font-weight: 800; letter-spacing: -0.045em; line-height: 1; margin: 0 0 10px; }
h2 { font-size: 20px; letter-spacing: -0.02em; margin: 36px 0 8px; }
p, li { color: #2A2A30; }
.updated { color: var(--muted); font-size: 14px; margin-bottom: 28px; }
a { color: var(--violet); }
ul { padding-left: 20px; }
footer { border-top: 1px solid var(--line); padding: 20px 24px; color: var(--muted); font-size: 14px; display: flex; gap: 18px; flex-wrap: wrap; }
footer a { color: var(--muted); }
.faqsearch { width: 100%; border: 1px solid var(--line); background: #F7F7F9; border-radius: 999px; padding: 13px 18px; font: 400 16px Inter, sans-serif; margin: 6px 0 8px; outline: none; }
.faqsearch:focus { border-color: var(--violet); background: #fff; }
details.faq { border-bottom: 1px solid var(--line); padding: 4px 0; }
details.faq summary { cursor: pointer; font-weight: 600; padding: 12px 28px 12px 0; list-style: none; position: relative; }
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after { content: "+"; position: absolute; right: 4px; top: 10px; color: var(--violet); font-size: 20px; font-weight: 500; }
details.faq[open] summary::after { content: "–"; }
details.faq p { margin: 0 0 14px; }