* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: #f6f4ee; color: #222; line-height: 1.6; }
.top { display: flex; justify-content: space-between; align-items: center; padding: 14px 20px; background: #fff; border-bottom: 1px solid #e3ddcf; position: sticky; top: 0; z-index: 10; }
.brand { font-weight: 800; font-size: 1.2rem; color: #222; text-decoration: none; }
nav a { margin-left: 16px; color: #555; text-decoration: none; font-weight: 600; }
nav a:hover { color: #111; }
.wrap { max-width: 720px; margin: 0 auto; padding: 32px 18px 60px; }
.hero { text-align: center; padding: 40px 10px 24px; }
.hero h1 { font-size: 2.4rem; line-height: 1.15; margin-bottom: 12px; }
.hero p { font-size: 1.1rem; color: #555; max-width: 560px; margin: 0 auto 22px; }
.btn { display: inline-block; background: #1a6fd4; color: #fff; font-weight: 700; padding: 13px 28px; border-radius: 10px; text-decoration: none; font-size: 1.05rem; margin: 4px 6px; }
.btn:hover { background: #155cb0; }
.btn.alt { background: #222; }
.btn.alt:hover { background: #000; }
.price-tag { display: inline-block; background: #e8f3e3; color: #2d6a2d; font-weight: 800; padding: 6px 16px; border-radius: 999px; margin-bottom: 14px; }
.notice { background: #fff; border: 1px solid #e3ddcf; border-radius: 12px; padding: 18px 20px; margin: 24px 0; }
.notice b { color: #111; }
h2 { margin: 32px 0 12px; font-size: 1.4rem; }
.steps { display: grid; gap: 14px; margin-top: 12px; }
.step { background: #fff; border: 1px solid #e3ddcf; border-radius: 12px; padding: 18px 20px; }
.step .n { display: inline-block; background: #222; color: #fff; width: 28px; height: 28px; border-radius: 50%; text-align: center; line-height: 28px; font-weight: 700; margin-right: 10px; }
.step h3 { display: inline; font-size: 1.05rem; }
.step p { color: #555; margin-top: 8px; }
.sample { background: #fff; border: 1px solid #e3ddcf; border-radius: 12px; padding: 20px; text-align: center; }
.sample img { width: 160px; height: 160px; border: 1px solid #e3ddcf; border-radius: 8px; }
.faq { margin-top: 12px; }
.faq details { background: #fff; border: 1px solid #e3ddcf; border-radius: 10px; padding: 14px 16px; margin-bottom: 10px; }
.faq summary { font-weight: 700; cursor: pointer; }
.faq p { color: #555; margin-top: 8px; }
footer { text-align: center; color: #8a8272; font-size: .9rem; padding: 30px 16px; border-top: 1px solid #e3ddcf; }
footer a { color: #8a8272; }
.meta { color: #8a8272; font-size: .9rem; }
.err { color: #b3261e; }
.card { background: #fff; border: 1px solid #e3ddcf; border-radius: 12px; padding: 22px; margin: 16px 0; }
label { display: block; font-weight: 600; margin: 12px 0 4px; }
input[type=text], input[type=email], input[type=tel], select, textarea { width: 100%; padding: 10px 12px; border: 1px solid #cfc8b4; border-radius: 8px; font-size: 1rem; background: #fff; }
textarea { min-height: 70px; resize: vertical; }
button.primary { background: #1a6fd4; color: #fff; border: 0; border-radius: 10px; padding: 12px 24px; font-size: 1rem; font-weight: 700; cursor: pointer; margin-top: 16px; }
button.primary:hover { background: #155cb0; }
button.primary:disabled { opacity: .55; cursor: default; }
.qrbox { text-align: center; margin: 18px 0; }
.qrbox img { width: 220px; height: 220px; border: 1px solid #e3ddcf; border-radius: 10px; background: #fff; }
.addr { word-break: break-all; background: #f0ece1; border-radius: 8px; padding: 10px 12px; font-family: ui-monospace, monospace; font-size: .85rem; margin: 10px 0; }
code.token { word-break: break-all; background: #f0ece1; padding: 2px 6px; border-radius: 6px; font-size: .85rem; }