* { box-sizing: border-box; }
body { margin: 0; font-family: "Hiragino Kaku Gothic ProN", "Noto Sans JP", sans-serif; color: #1c2733; background: #f4f6f9; }
.wrap { max-width: 880px; margin: 0 auto; padding: 16px; }
.wrap.narrow { max-width: 480px; }
.site-header { background: #123a63; color: #fff; }
.site-header h1 { margin: 0; font-size: 22px; }
.tagline { margin: 4px 0 0; color: #bfd7f2; font-size: 13px; }
.site-footer { color: #7a8794; font-size: 12px; padding: 12px 0 32px; }
h2 { font-size: 22px; }
h3 { font-size: 17px; }
a { color: #1668b4; }
.card { background: #fff; border: 1px solid #dde4ec; border-radius: 10px; padding: 14px 16px; margin: 10px 0; display: flex; justify-content: space-between; gap: 12px; }
.card h3 { margin: 2px 0; font-size: 17px; }
.card .date { color: #1668b4; font-weight: bold; margin: 0; }
.card .meta { color: #5c6b7a; margin: 2px 0 0; font-size: 13px; }
.badge { display: inline-block; padding: 4px 10px; border-radius: 999px; font-size: 12px; font-weight: bold; white-space: nowrap; }
.badge.ok { background: #e3f5e8; color: #187a3c; }
.badge.wait { background: #fff3d6; color: #9a6a00; }
.badge.off { background: #e8ecf1; color: #5c6b7a; }
.box { background: #fff; border: 1px solid #dde4ec; border-radius: 10px; padding: 16px; margin: 16px 0; }
.box.danger-zone { border-color: #f0c9c9; }
table.detail { border-collapse: collapse; width: 100%; background: #fff; }
table.detail th, table.detail td { border: 1px solid #dde4ec; padding: 8px 10px; text-align: left; font-size: 14px; }
table.detail th { background: #eef3f8; width: 110px; }
.desc { background: #fff; border: 1px solid #dde4ec; border-radius: 10px; padding: 14px 16px; margin: 12px 0; }
label { display: block; margin: 10px 0; font-size: 14px; }
input[type="text"], input[type="email"], input[type="password"], input[type="number"], input[type="date"], input[type="time"], input[type="datetime-local"], textarea, select {
  display: block; width: 100%; margin-top: 4px; padding: 9px 10px; border: 1px solid #c3cedb; border-radius: 6px; font-size: 15px; background: #fff;
}
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
.btn { background: #1668b4; color: #fff; border: none; border-radius: 6px; padding: 10px 20px; font-size: 15px; cursor: pointer; }
.btn.danger { background: #c0392b; }
button.mini { padding: 4px 10px; font-size: 12px; border: 1px solid #c3cedb; background: #fff; border-radius: 5px; cursor: pointer; }
button.mini.danger { color: #c0392b; border-color: #e0b4ae; }
.req { color: #c0392b; font-size: 11px; font-weight: bold; }
.error { color: #c0392b; font-weight: bold; }
.notice { background: #eef3f8; border-radius: 8px; padding: 12px 14px; margin: 12px 0; }
.notice.ok { background: #e3f5e8; }
table.standings, table.matches, table.admin-table { border-collapse: collapse; width: 100%; background: #fff; font-size: 14px; }
table.standings th, table.standings td, table.matches th, table.matches td, table.admin-table th, table.admin-table td { border: 1px solid #dde4ec; padding: 6px 8px; text-align: left; }
table.standings th, table.matches th, table.admin-table th { background: #eef3f8; }
table.matches input[type="text"] { margin: 0; padding: 5px 7px; font-size: 13px; }
table.matches select { margin: 0; padding: 5px; font-size: 13px; }
tr.muted { color: #9aa7b4; }
.adminnav { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; margin-bottom: 12px; }
.adminnav a { font-size: 14px; }
form.inline { display: inline; }
.hint { color: #5c6b7a; font-size: 13px; }
td.ops a { margin-right: 10px; }
@media (max-width: 640px) { .grid2 { grid-template-columns: 1fr; } .card { flex-direction: column; } }