:root { --navy: #1f3a5f; --ink: #1c2430; --line: #d6dce4; --bg: #f5f7fa; --ok: #1a7f4b; --bad: #b3261e; }
* { box-sizing: border-box; }
body { margin: 0; font: 16px/1.5 system-ui, sans-serif; color: var(--ink); background: var(--bg); }
header { background: #fff; color: var(--ink); border-bottom: 4px solid var(--navy); display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; padding: 10px 20px; }
.brand { display: flex; align-items: center; gap: 16px; }
.logo { height: 44px; width: auto; display: block; }
header h1 { margin: 0; font-size: 20px; color: var(--navy); padding-left: 16px; border-left: 1px solid var(--line); }
#who { display: flex; gap: 10px; align-items: center; font-size: 14px; }
.pill { background: var(--navy); color: #fff; border-radius: 10px; padding: 1px 8px; font-size: 12px; }
#demo-banner { background: #fff4d6; border-bottom: 1px solid #e3c766; padding: 8px 20px; font-size: 14px; }
main { max-width: 980px; margin: 24px auto; padding: 0 16px; display: grid; gap: 16px; }
.card { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 18px 20px; }
.card h2 { margin: 0 0 6px; font-size: 18px; }
.row { display: flex; gap: 10px; flex-wrap: wrap; margin: 12px 0; }
button, label.button { font: inherit; background: var(--navy); color: #fff; border: 0; border-radius: 6px; padding: 8px 14px; cursor: pointer; }
button:disabled { opacity: .5; cursor: default; }
button.link { background: none; color: var(--navy); text-decoration: underline; padding: 0; }
label.button { display: inline-block; }
textarea { width: 100%; font: 14px/1.4 ui-monospace, monospace; margin: 6px 0 10px; }
details { margin-top: 8px; }
.msg { color: var(--bad); min-height: 1.4em; }
.result { margin-top: 8px; min-height: 1.4em; }
.table-wrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: 14px; margin-top: 10px; }
th, td { border-bottom: 1px solid var(--line); padding: 6px 8px; text-align: left; white-space: nowrap; }
td.accepted { color: var(--ok); font-weight: 600; } td.rejected { color: var(--bad); font-weight: 600; }