* { box-sizing: border-box; }
body { margin: 0; font-family: 'Hiragino Sans', 'Yu Gothic UI', 'Meiryo', sans-serif; background: #f2f5f9; color: #1c2733; line-height: 1.7; }
a { color: #1a5fd0; }
.wrap { max-width: 780px; margin: 0 auto; padding: 0 18px; }
header { background: #12304d; color: #fff; padding: 18px 0; }
header .logo { color: #fff; text-decoration: none; font-size: 20px; font-weight: bold; letter-spacing: .03em; }
header p { margin: 2px 0 0; font-size: 13px; opacity: .85; }
main { padding: 26px 0 10px; }
.card { background: #fff; border-radius: 12px; padding: 24px 26px; box-shadow: 0 1px 3px rgba(0,0,0,.08); margin-bottom: 20px; }
h1 { font-size: 22px; margin: 0 0 8px; line-height: 1.4; }
h2 { font-size: 18px; margin: 0 0 8px; }
.lead { margin: 0 0 18px; color: #3d4a57; }
label { font-weight: bold; display: block; margin-bottom: 6px; }
input[type=text] { width: 100%; padding: 12px; font-size: 17px; border: 1px solid #aeb9c5; border-radius: 8px; }
input[type=text]:focus { outline: 3px solid #b8d3ff; border-color: #1a5fd0; }
.check { font-weight: normal; margin: 14px 0 16px; font-size: 14px; display: flex; gap: 8px; align-items: flex-start; }
.check input { margin-top: 5px; width: 18px; height: 18px; flex: none; }
button { background: #1a5fd0; color: #fff; border: 0; padding: 13px 34px; font-size: 17px; font-weight: bold; border-radius: 8px; cursor: pointer; }
button:hover { background: #154ca8; }
.consult { border: 2px solid #b8d3ff; background: #f5f9ff; }
.consult p { margin: 4px 0 12px; }
a.button { display: inline-block; background: #1a5fd0; color: #fff; text-decoration: none; padding: 12px 28px; font-size: 16px; font-weight: bold; border-radius: 8px; }
a.button:hover { background: #154ca8; }
@media (max-width: 520px) { a.button { display: block; text-align: center; } }
.error { color: #b42318; background: #fef3f2; border: 1px solid #fecdca; padding: 10px 14px; border-radius: 8px; margin: 16px 0 0; font-weight: bold; }
.small { font-size: 12.5px; color: #5b6773; }
.summary { border-radius: 10px; padding: 14px 18px; margin-bottom: 10px; }
.summary p { margin: 0; }
.summary .headline { font-size: 18px; font-weight: bold; }
.summary.good { background: #ecfdf3; } .summary.warn { background: #fffaeb; } .summary.bad { background: #fef3f2; }
.meta { color: #5b6773; font-size: 13px; word-break: break-all; }
.item { border-left: 5px solid; padding: 10px 16px; margin: 12px 0; border-radius: 6px; background: #f8fafc; }
.item h3 { margin: 0 0 2px; font-size: 16px; }
.item p { margin: 2px 0; font-size: 14.5px; }
.item .line code, pre, code { font-family: Consolas, 'Courier New', monospace; }
.item .line code { background: #e9eef4; padding: 2px 7px; border-radius: 4px; font-size: 13px; word-break: break-all; }
.badge { display: inline-block; font-size: 12px; padding: 0 9px; border-radius: 10px; color: #fff; margin-right: 8px; vertical-align: 2px; }
.item.good { border-color: #12b76a; } .item.good .badge { background: #039855; }
.item.warn { border-color: #f5b400; } .item.warn .badge { background: #b54708; }
.item.bad { border-color: #d92d20; } .item.bad .badge { background: #d92d20; }
details { border: 1px solid #d5dde6; border-radius: 8px; padding: 10px 14px; margin: 10px 0; }
summary { cursor: pointer; font-weight: bold; }
pre { background: #1e2a36; color: #e8eef5; padding: 12px 14px; border-radius: 8px; overflow-x: auto; font-size: 13px; line-height: 1.5; }
.prose h2 { margin-top: 20px; font-size: 17px; }
footer { color: #5b6773; font-size: 13px; padding: 10px 0 30px; text-align: center; }
footer p { margin: 4px 0; }
@media (max-width: 520px) { .card { padding: 18px; } h1 { font-size: 19px; } button { width: 100%; } }