:root { --ink: #1d2433; --muted: #6b7280; --line: #e5e7eb; --accent: #0f766e; --bg: #f7f8fa; }
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 system-ui, sans-serif; color: var(--ink); background: var(--bg); }
header { display: flex; gap: 24px; align-items: center; padding: 12px 24px; background: #fff; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.brand span { color: var(--accent); font-weight: 400; }
nav { display: flex; gap: 16px; flex: 1; }
nav a { color: var(--ink); text-decoration: none; }
.user { display: flex; gap: 8px; align-items: center; margin: 0; }
main { max-width: 880px; margin: 24px auto; padding: 0 16px; }
.card { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 16px 20px; margin-bottom: 16px; }
.narrow { max-width: 440px; margin: 48px auto; }
h1 { font-size: 20px; margin-top: 0; } h2 { font-size: 16px; margin-top: 0; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
label { display: block; margin-bottom: 12px; font-weight: 500; }
input, select, textarea { display: block; width: 100%; margin-top: 4px; padding: 8px; font: inherit; border: 1px solid #cbd5e1; border-radius: 6px; }
.btn { padding: 8px 16px; font: inherit; color: #fff; background: var(--accent); border: 0; border-radius: 6px; cursor: pointer; }
.btn:disabled { background: #94a3b8; cursor: not-allowed; }
.btn.fb { background: #1877f2; }
.link { background: none; border: 0; color: var(--accent); cursor: pointer; font: inherit; }
.reply { display: flex; gap: 8px; margin-top: 12px; } .reply input { margin: 0; }
.flash { padding: 10px 14px; border-radius: 6px; background: #ecfdf5; } .flash.error { background: #fef2f2; }
.muted { color: var(--muted); }
dt { color: var(--muted); font-size: 13px; } dd { margin: 0 0 8px; }
.status { font-size: 12px; padding: 2px 8px; border-radius: 10px; background: var(--line); }
.status.approved, .status.delivered, .status.read { background: #d1fae5; }
.status.rejected, .status.failed { background: #fee2e2; }
footer { text-align: center; color: var(--muted); font-size: 13px; padding: 24px; }
footer a { color: var(--muted); }