:root { color-scheme: light; font-family: system-ui, sans-serif; background: #f4f6f8; color: #17212b; }
* { box-sizing: border-box; }
body { margin: 0; }
main { max-width: 1040px; margin: 0 auto; padding: 32px 20px; }
header { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-bottom: 28px; }
h1, h2, p { margin-top: 0; }
h1 { margin-bottom: 4px; }
h2 { margin-bottom: 10px; }
.eyebrow { color: #5e6d7b; font-size: .82rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 5px; }
.card { background: white; border-radius: 16px; box-shadow: 0 8px 24px #17212b18; padding: 28px; }
.narrow { max-width: 440px; margin: 10vh auto; }
label, input { display: block; width: 100%; }
input { border: 1px solid #aeb8c2; border-radius: 8px; padding: 12px; margin: 8px 0 16px; font: inherit; }
button { border: 0; border-radius: 8px; cursor: pointer; font: inherit; font-weight: 700; padding: 11px 15px; background: #1261a0; color: white; }
button:disabled { cursor: wait; opacity: .6; }
button.secondary { background: #e6edf3; color: #17212b; }
button.danger { background: #b3261e; color: white; }
.header-actions { display: flex; align-items: center; gap: 12px; }
.connection { color: #a25600; font-size: .9rem; }
.connection.connected { color: #137333; }
.calls { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.call { background: white; border-left: 8px solid #c83025; border-radius: 12px; box-shadow: 0 4px 14px #17212b12; padding: 20px; }
.call.seen { border-color: #c47b00; }
.call.in_progress { border-color: #1261a0; }
.match-id { color: #5e6d7b; font-size: .85rem; overflow-wrap: anywhere; }
.controls { display: flex; gap: 8px; margin-top: 18px; }
.empty { background: white; border-radius: 12px; padding: 24px; color: #5e6d7b; }
.error { color: #b3261e; min-height: 1.4em; }
@media (max-width: 640px) { header { align-items: flex-start; flex-direction: column; } main { padding: 20px 14px; } }