/* Bench pattern pages (BENCH-025 … BENCH-034). Plain CSS, no CDN.
   One small stylesheet shared by ten unrelated mini-sites; each page sets
   its own accent through --accent on <body>. */
* { box-sizing: border-box; }
html, body { margin: 0; }
body { --accent: #2f6f5e; --accent-ink: #fff; --ink: #1d2327; --muted: #67717a; --line: #dde3e8; --paper: #f5f3ee;
  font-family: "Iowan Old Style", Georgia, "Times New Roman", serif; color: var(--ink); background: var(--paper); line-height: 1.45; }
[hidden] { display: none !important; }
a { color: var(--accent); }

.site-head { display: flex; align-items: center; gap: 24px; padding: 14px 28px; background: #fff; border-bottom: 1px solid var(--line); }
.site-head .brand { font-weight: 700; font-size: 20px; letter-spacing: .01em; color: var(--ink); text-decoration: none; }
.site-head nav { display: flex; gap: 18px; margin-left: auto; align-items: center; }
.site-head nav a { text-decoration: none; color: var(--ink); font-family: system-ui, -apple-system, "Segoe UI", sans-serif; font-size: 15px; }

.layout { display: grid; grid-template-columns: 220px 1fr; min-height: calc(100vh - 60px); }
.side { background: #fff; border-right: 1px solid var(--line); padding: 20px 0; font-family: system-ui, -apple-system, "Segoe UI", sans-serif; }
.side h4 { margin: 0 20px 8px; font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.side a { display: block; padding: 7px 20px; color: var(--ink); text-decoration: none; font-size: 15px; }
.side a:hover, .side a.current { background: #eef3f1; color: var(--accent); }

main { padding: 32px 40px 56px; max-width: 920px; }
.single main { margin: 0 auto; }
h1 { font-size: 30px; margin: 0 0 6px; }
h2 { font-size: 21px; margin: 26px 0 10px; }
.lede { color: var(--muted); margin: 0 0 22px; font-size: 17px; }
.panel { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 20px 24px; margin: 18px 0; box-shadow: 0 1px 2px rgba(20, 30, 40, .05); }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.muted { color: var(--muted); }
.small { font-size: 14px; }

form .field { display: flex; flex-direction: column; gap: 5px; margin: 0 0 14px; font-family: system-ui, -apple-system, "Segoe UI", sans-serif; }
form .field label, form label.stack { font-size: 14px; font-weight: 600; }
input[type=text], input[type=email], input[type=password], input[type=tel], input[type=search], textarea, select {
  font: 15px system-ui, -apple-system, "Segoe UI", sans-serif; padding: 9px 11px; border: 1px solid #c3ccd3; border-radius: 8px; background: #fff; width: 100%; }
textarea { min-height: 90px; resize: vertical; }
label.stack { display: flex; flex-direction: column; gap: 5px; margin: 0 0 14px; font-family: system-ui, -apple-system, "Segoe UI", sans-serif; }

button, .btn { font: 600 15px system-ui, -apple-system, "Segoe UI", sans-serif; padding: 9px 18px; border-radius: 8px; border: 1px solid #c3ccd3;
  background: #fff; color: var(--ink); cursor: pointer; text-decoration: none; display: inline-block; }
button.primary, .btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
button.ghost { background: transparent; }
.actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

.notice { margin: 14px 0 0; padding: 10px 14px; border-radius: 8px; background: #e8f3ee; color: #1f5a43;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif; font-weight: 600; min-height: 1.2em; }
.notice:empty { display: none; }
.notice.warn { background: #fbefe4; color: #8a4310; }
.error { color: #b3261e; font-size: 13px; font-family: system-ui, sans-serif; min-height: 1em; }

table.list { width: 100%; border-collapse: collapse; background: #fff; font-family: system-ui, -apple-system, "Segoe UI", sans-serif; font-size: 15px; }
table.list th, table.list td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); }
table.list th { font-size: 12px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }

.round { width: 38px; height: 38px; border-radius: 50%; padding: 0; display: inline-flex; align-items: center; justify-content: center;
  font: 700 16px system-ui, sans-serif; }
.round.filled { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.menu-pop { position: absolute; right: 24px; top: 62px; width: 250px; background: #fff; border: 1px solid var(--line); border-radius: 10px;
  box-shadow: 0 10px 30px rgba(20, 30, 40, .15); padding: 10px 0; z-index: 20; font-family: system-ui, sans-serif; }
.menu-pop p { margin: 4px 16px 10px; font-size: 13px; color: var(--muted); }
.menu-pop a { display: block; padding: 8px 16px; text-decoration: none; color: var(--ink); }
.menu-pop a:hover { background: #f1f4f6; }

.site-foot { background: #1f2a2e; color: #d6dee2; padding: 28px 40px; font-family: system-ui, -apple-system, "Segoe UI", sans-serif; }
.site-foot a { color: #d6dee2; }
.site-foot form { display: flex; gap: 10px; align-items: flex-end; max-width: 520px; }
.site-foot form .field { flex: 1; margin: 0; }
.site-foot form .field label { color: #d6dee2; }
.foot-cols { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 28px; }

.mail { font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 14px; white-space: pre-wrap; background: #fbfbf9; border: 1px solid var(--line);
  border-radius: 8px; padding: 16px; }
.mail-list li { padding: 10px 12px; border-bottom: 1px solid var(--line); list-style: none; font-family: system-ui, sans-serif; }
.mail-list { padding: 0; margin: 0; }
.tag { display: inline-block; font: 600 12px system-ui, sans-serif; padding: 2px 9px; border-radius: 999px; background: #e7eef0; color: #35505a; }
.banner { padding: 12px 16px; border-radius: 10px; background: #fff7e0; border: 1px solid #f0d98a; font-family: system-ui, sans-serif; }
@media (max-width: 760px) { .layout { grid-template-columns: 1fr; } .grid2, .foot-cols { grid-template-columns: 1fr; } }