* { box-sizing: border-box; }
body { margin: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; background: #f4f5f7; color: #1d2433; }
nav { display: flex; align-items: center; gap: 18px; background: #101828; color: #fff; padding: 12px 24px; }
nav .brand { font-weight: 700; margin-right: 12px; }
nav a { color: #cbd5e1; text-decoration: none; font-size: 14px; }
nav a:hover { color: #fff; }
nav .logout { margin-left: auto; }
nav .logout button { background: none; border: 1px solid #475467; color: #cbd5e1; border-radius: 6px; padding: 5px 12px; cursor: pointer; }
main { max-width: 1200px; margin: 24px auto; padding: 0 24px; }
h1 { font-size: 22px; margin: 8px 0 18px; }
h2 { font-size: 16px; margin: 24px 0 10px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 14px; margin-bottom: 8px; }
.card { background: #fff; border: 1px solid #e4e7ec; border-radius: 10px; padding: 14px 16px; }
.card .label { font-size: 12px; color: #667085; text-transform: uppercase; letter-spacing: .04em; }
.card .value { font-size: 24px; font-weight: 700; margin-top: 4px; }
table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid #e4e7ec; border-radius: 10px; overflow: hidden; font-size: 14px; }
th, td { text-align: left; padding: 9px 12px; border-bottom: 1px solid #eef1f4; }
th { background: #f9fafb; font-size: 12px; color: #667085; text-transform: uppercase; letter-spacing: .03em; }
tr:last-child td { border-bottom: none; }
a { color: #175cd3; }
.badge { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge.SOLD { background: #e6f4ea; color: #137333; }
.badge.NEW, .badge.PROCESSING { background: #e8f0fe; color: #1a56db; }
.badge.UNSOLD { background: #fef3e2; color: #b54708; }
.badge.DUPLICATE, .badge.REJECTED { background: #f2f4f7; color: #475467; }
.badge.RETURNED { background: #fee4e2; color: #b42318; }
.badge.ACCEPTED { background: #e6f4ea; color: #137333; }
.badge.TIMEOUT, .badge.ERROR { background: #fee4e2; color: #b42318; }
.badge.off { background: #f2f4f7; color: #667085; }
.badge.on { background: #e6f4ea; color: #137333; }
form.filters { display: flex; gap: 10px; margin-bottom: 14px; }
input, select, textarea { padding: 8px 10px; border: 1px solid #d0d5dd; border-radius: 7px; font: inherit; }
textarea { width: 100%; font-family: ui-monospace, monospace; font-size: 13px; }
button.primary, a.btn { background: #175cd3; color: #fff; border: none; border-radius: 7px; padding: 9px 16px; font-weight: 600; cursor: pointer; text-decoration: none; display: inline-block; font-size: 14px; }
.form-grid { display: grid; grid-template-columns: 180px 1fr; gap: 12px 16px; align-items: start; background: #fff; border: 1px solid #e4e7ec; border-radius: 10px; padding: 20px; max-width: 760px; }
.form-grid label { padding-top: 8px; font-size: 14px; color: #344054; }
.hint { font-size: 12px; color: #667085; margin-top: 4px; }
.error { background: #fee4e2; color: #b42318; padding: 10px 14px; border-radius: 8px; margin-bottom: 14px; }
.login-box { max-width: 360px; margin: 80px auto; background: #fff; border: 1px solid #e4e7ec; border-radius: 12px; padding: 28px; }
.login-box input { width: 100%; margin-bottom: 12px; }
pre { background: #f9fafb; border: 1px solid #eef1f4; border-radius: 8px; padding: 10px; font-size: 12px; overflow-x: auto; white-space: pre-wrap; word-break: break-all; }
.muted { color: #667085; font-size: 13px; }
code.key { background: #f2f4f7; padding: 2px 6px; border-radius: 5px; font-size: 12px; }
.topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }