/* Plain, early-2010s look: system fonts, flat boxes, no animation, no dark mode. */
* { box-sizing: border-box; }
body { margin: 0; background: #e9ecef; color: #222; font: 14px/1.5 Arial, Helvetica, sans-serif; }
main, #wrap { max-width: 800px; margin: 0 auto; padding: 16px; background: #fff; border-left: 1px solid #c8cdd2; border-right: 1px solid #c8cdd2; min-height: 100vh; }
body.admin #wrap { max-width: 960px; }
h1 { margin: 0 0 6px; padding-bottom: 6px; border-bottom: 2px solid #2a4a7a; color: #2a4a7a; font: bold 24px Georgia, "Times New Roman", serif; }
h2 { margin: 20px 0 8px; font-size: 16px; color: #2a4a7a; }
h3 { margin: 16px 0 6px; font-size: 14px; }
a { color: #1a55a8; }
header p { margin: 0 0 16px; color: #555; }
.card { margin: 0 0 16px; padding: 12px 14px; background: #f6f7f8; border: 1px solid #c8cdd2; }
.card h2 { margin-top: 0; }
.sub { display: block; margin: 12px 0 4px; color: #555; }
.note, footer { color: #666; font-size: 12px; }
.note { margin: 12px 0 0; }
footer { margin-top: 24px; padding-top: 8px; border-top: 1px solid #c8cdd2; }

.drop { display: block; padding: 18px; text-align: center; background: #fff; border: 1px dashed #8a94a0; cursor: pointer; }
.drop.over, .drop:focus-within { border-color: #1a55a8; background: #eef4fc; }
.drop input { position: absolute; opacity: 0; width: 1px; height: 1px; }

textarea, input[type=password], input[type=text], input[type=email], input[type=number], input:not([type]) {
  width: 100%; padding: 5px; border: 1px solid #a9b0b8; background: #fff; color: #222; font: 13px Consolas, Menlo, "Courier New", monospace;
}
textarea { font-size: 12px; }
.row { margin-top: 10px; }
.row button { margin-right: 6px; }
button { padding: 5px 14px; border: 1px solid #1f4f99; background: #2a5db0; color: #fff; font: bold 13px Arial, sans-serif; cursor: pointer; }
button:hover { background: #244f96; }
button.ghost { background: #f0f0f0; color: #222; border-color: #999; }
button.ghost:hover { background: #e2e2e2; }
button:disabled { opacity: .6; cursor: wait; }
button.link { padding: 0; border: 0; background: none; color: #1a55a8; font: 14px Arial, sans-serif; text-decoration: underline; }
:focus-visible { outline: 2px solid #e08a00; outline-offset: 1px; }
details { margin-top: 12px; }
summary { cursor: pointer; color: #1a55a8; }

.summary { margin: 0 0 10px; padding: 8px 10px; border: 1px solid; font-weight: bold; }
.summary.ok { background: #e6f4e6; border-color: #7bb27b; color: #1c5a1c; }
.summary.bad { background: #fbeaea; border-color: #d29a9a; color: #8a1c1c; }
ol { margin: 0; padding: 0; list-style: none; }
#issues li { display: flex; gap: 8px; align-items: baseline; padding: 6px 0; border-top: 1px solid #dde1e5; }
#issues li:first-child { border-top: 0; }
.rule { flex: none; min-width: 3.6em; padding: 0 6px; background: #8a1c1c; color: #fff; text-align: center; font: bold 12px Consolas, Menlo, monospace; }
.msg { flex: 1; overflow-wrap: anywhere; }
button.line { flex: none; font-size: 12px; }
.code { max-height: 400px; overflow: auto; background: #fff; border: 1px solid #a9b0b8; font: 12px/1.45 Consolas, Menlo, "Courier New", monospace; }
.code div { display: flex; white-space: pre; }
.code .n { flex: none; width: 3.5em; padding-right: 8px; text-align: right; color: #888; background: #f0f0f0; user-select: none; }
.code .bad { background: #fff3b0; }
#report { margin: 0 0 10px; }

/* Admin */
#top { margin: -16px -16px 16px; padding: 8px 16px; background: #2a4a7a; color: #fff; }
#top .brand { color: #fff; font-weight: bold; text-decoration: none; }
#top form { float: right; }
#top button.link { color: #fff; }
table { width: 100%; margin: 0 0 12px; border-collapse: collapse; }
th, td { padding: 5px 8px; border: 1px solid #c8cdd2; text-align: left; vertical-align: top; }
th { background: #eef0f2; font-weight: bold; }
td.n { text-align: right; white-space: nowrap; }
tr.off td { color: #888; background: #f6f6f6; }
table.narrow { width: auto; min-width: 240px; }
table.sum th { width: 1%; white-space: nowrap; }
table.form th { width: 180px; background: #f6f7f8; }
.err { padding: 8px 10px; background: #fbeaea; border: 1px solid #d29a9a; color: #8a1c1c; }
.tag { padding: 1px 6px; background: #8a1c1c; color: #fff; font: bold 12px Arial; vertical-align: middle; }
form.inline { display: inline; }
@media (max-width: 560px) { #issues li { flex-wrap: wrap; } main, #wrap { border: 0; } th, td { padding: 4px; } }

/* Public pages */
.nav { margin: 0 0 12px; padding-bottom: 6px; border-bottom: 1px solid #dde1e5; font-size: 13px; color: #888; }
blockquote { margin: 8px 0; padding: 8px 12px; background: #f6f7f8; border-left: 3px solid #2a4a7a; overflow-wrap: anywhere; }
pre.pre { margin: 8px 0; padding: 10px; background: #f6f7f8; border: 1px solid #c8cdd2; overflow-x: auto; font: 12px/1.45 Consolas, Menlo, "Courier New", monospace; }
code { padding: 0 3px; background: #eef0f2; font: 12px Consolas, Menlo, "Courier New", monospace; }
main ul { padding-left: 22px; }

.donate { margin: 16px 0 0; padding: 8px 10px; border: 1px solid #c8cdd2; background: #f6f7f8; font-size: 13px; }
a.btn { display: inline-block; padding: 5px 14px; border: 1px solid #1f4f99; background: #2a5db0; color: #fff; font: bold 13px Arial, sans-serif; text-decoration: none; }
a.btn:hover { background: #244f96; }