:root {
  --cream: #f4ecdc;
  --panel: #faf6ee;
  --ink: #2a2418;
  --mute: #6e6552;
  --line: rgba(42, 36, 24, 0.16);
  --gold: #a3701e;
  --mark: #c41e12;
  --ok: #2f6b3a;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --serif: "Iowan Old Style", "Hoefler Text", Georgia, serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; background: var(--cream); color: var(--ink); font-family: var(--sans); }
body { min-height: 100vh; font-size: 16px; line-height: 1.45; }
a { color: var(--gold); }
code { font-size: 0.9em; }

.wrap { max-width: 72rem; margin: 0 auto; padding: 1rem 1.25rem 3rem; }
.mast { display: flex; flex-wrap: wrap; gap: 0.75rem 1.25rem; align-items: baseline; justify-content: space-between; border-bottom: 1px solid var(--line); padding-bottom: 0.75rem; margin-bottom: 1.25rem; }
.wordmark { font-family: var(--serif); font-size: 1.35rem; letter-spacing: 0.02em; text-decoration: none; color: var(--ink); }
nav { display: flex; flex-wrap: wrap; gap: 0.65rem 1rem; }
nav a { color: var(--ink); text-decoration: none; }
nav a[aria-current="page"] { text-decoration: underline; text-underline-offset: 4px; }
.out { background: none; border: 0; color: var(--mute); cursor: pointer; font: inherit; padding: 0; }

.banner { background: #efe2c4; border: 1px solid var(--line); padding: 0.6rem 0.8rem; margin-bottom: 1rem; }
.banner.kill { background: #f3d7d3; border-color: rgba(196, 30, 18, 0.25); }
.flash { background: #e3eadc; border: 1px solid var(--line); padding: 0.6rem 0.8rem; margin-bottom: 1rem; }
.error { color: var(--mark); }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr)); gap: 0.75rem; margin: 1rem 0 1.5rem; }
.stat { background: var(--panel); border: 1px solid var(--line); padding: 0.85rem 1rem; }
.stat b { display: block; font-size: 1.6rem; font-family: var(--serif); }
.stat span { color: var(--mute); font-size: 0.85rem; }

h1 { font-family: var(--serif); font-weight: 500; font-size: 1.7rem; margin: 0 0 0.75rem; }
h2 { font-family: var(--serif); font-weight: 500; font-size: 1.2rem; margin: 1.5rem 0 0.5rem; }
.mute { color: var(--mute); }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
th, td { text-align: left; padding: 0.45rem 0.4rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--mute); font-weight: 600; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.04em; }

.tag { display: inline-block; border: 1px solid var(--line); padding: 0.05rem 0.4rem; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.04em; }
.tag.quiet { color: var(--mute); }
.tag.pending { color: var(--gold); }
.tag.sent, .tag.auto_acked, .tag.ok { color: var(--ok); }
.tag.held, .tag.error, .tag.urgent, .tag.failed { color: var(--mark); }

.filters { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0 0 1rem; }
.filters a, .filters button, button.btn, .btn { display: inline-block; background: var(--ink); color: var(--cream); border: 0; padding: 0.55rem 0.85rem; font: inherit; cursor: pointer; text-decoration: none; min-height: 44px; }
button.ghost, .btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
button.danger { background: var(--mark); }

form.stack { display: grid; gap: 0.65rem; max-width: 42rem; }
label { display: grid; gap: 0.25rem; font-size: 0.9rem; color: var(--mute); }
input, textarea, select { font: inherit; color: var(--ink); background: var(--panel); border: 1px solid var(--line); padding: 0.55rem 0.65rem; width: 100%; }
textarea { min-height: 16rem; line-height: 1.5; }
.actions { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.5rem; }

.letter { background: var(--panel); border: 1px solid var(--line); padding: 1rem 1.1rem; white-space: pre-wrap; font-family: var(--serif); max-width: 40rem; }
.login { max-width: 22rem; margin: 12vh auto; padding: 0 1rem; }
details { border: 1px solid var(--line); padding: 0.6rem 0.75rem; }
details summary { cursor: pointer; }

@media (max-width: 640px) {
  .wrap { padding: 0.75rem 0.85rem 2.5rem; }
  table { font-size: 0.88rem; }
}