:root {
  --ink: #14141B; --ink-soft: #5B6472; --bg: #F5F6F8; --panel: #FFFFFF; --border: #E3E7EE;
  --blue: #1B6FE0; --blue-dark: #0B4FC4; --blue-tint: #EAF2FE;
  --green: #1E9E5A; --green-bg: #E6F6EE; --amber: #B26A00; --amber-bg: #FFF4DE;
  --red: #B42318; --red-bg: #FDECEA; --grey-bg: #EEF0F3;
  --radius: 12px; --head: 'Poppins', system-ui, sans-serif; --body: 'Inter', system-ui, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); font: 14px/1.5 var(--body); }
[hidden] { display: none !important; }
.topbar { display: flex; align-items: center; gap: 24px; padding: 12px 24px; background: linear-gradient(135deg, var(--blue-dark), var(--blue)); color: #fff; }
.brand { font: 700 18px var(--head); } .brand span { font-weight: 600; opacity: .85; }
nav { display: flex; gap: 4px; flex: 1; }
.tab { background: transparent; border: 0; color: #DCE8FD; font: 600 14px var(--body); padding: 6px 12px; border-radius: 8px; cursor: pointer; }
.tab.active, .tab:hover { background: rgba(255,255,255,.18); color: #fff; }
.who { margin-left: auto; font-size: 13px; } .role { background: rgba(255,255,255,.2); border-radius: 999px; padding: 2px 8px; margin: 0 6px; text-transform: capitalize; }
.link { background: none; border: 0; color: #fff; text-decoration: underline; cursor: pointer; font: inherit; }
main { max-width: 1400px; margin: 0 auto; padding: 20px 24px 60px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 20px; margin-bottom: 16px; }
.narrow { max-width: 400px; margin: 60px auto; }
h1 { font: 700 22px var(--head); margin: 0 0 12px; } h2 { font: 600 16px var(--head); margin: 0 0 12px; }
label { display: block; font-weight: 600; font-size: 13px; margin-bottom: 12px; }
input, select, textarea { width: 100%; padding: 9px 11px; border: 1px solid var(--border); border-radius: 8px; font: 14px var(--body); background: #fff; color: var(--ink); }
label input { margin-top: 4px; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px var(--blue-tint); }
button.primary { background: var(--blue); color: #fff; border: 0; border-radius: 8px; padding: 9px 18px; font: 600 14px var(--body); cursor: pointer; }
button.primary:hover { background: var(--blue-dark); } button:disabled { opacity: .55; cursor: not-allowed; }
button.ghost { background: #fff; color: var(--blue-dark); border: 1px solid var(--blue); border-radius: 8px; padding: 8px 14px; font: 600 13px var(--body); cursor: pointer; white-space: nowrap; }
button.danger { background: #fff; color: var(--red); border: 1px solid var(--red); border-radius: 8px; padding: 7px 12px; font: 600 13px var(--body); cursor: pointer; }
.error { color: var(--red); min-height: 1em; font-size: 13px; } .muted { color: var(--ink-soft); } .small { font-size: 12px; }
.notice { background: var(--blue-tint); border-radius: 8px; padding: 10px 12px; }
.counts { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.count { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 10px 16px; min-width: 120px; cursor: pointer; }
.count b { display: block; font: 700 22px var(--head); } .count span { color: var(--ink-soft); font-size: 12px; }
.count.on { border-color: var(--blue); box-shadow: 0 0 0 2px var(--blue-tint); }
.filters { display: grid; grid-template-columns: 2.5fr 1.2fr .8fr .6fr 1.2fr 1fr auto; gap: 10px; align-items: center; }
@media (max-width: 900px) { .filters { grid-template-columns: 1fr 1fr; } }
.table-wrap { overflow-x: auto; padding: 0; }
table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-size: 12px; color: var(--ink-soft); font-weight: 600; padding: 10px 14px; border-bottom: 1px solid var(--border); position: sticky; top: 0; background: #FAFBFC; }
td { padding: 9px 14px; border-bottom: 1px solid #F0F2F5; vertical-align: top; }
tbody tr { cursor: pointer; } tbody tr:hover { background: #F7FAFF; }
.num { font-variant-numeric: tabular-nums; font-weight: 600; white-space: nowrap; }
.pill { display: inline-block; border-radius: 999px; padding: 2px 9px; font-size: 12px; font-weight: 600; white-space: nowrap; }
.s-available { background: var(--green-bg); color: var(--green); } .s-reserved { background: var(--blue-tint); color: var(--blue-dark); }
.s-payment_pending { background: var(--amber-bg); color: var(--amber); } .s-assigned { background: var(--grey-bg); color: var(--ink-soft); }
.s-pending, .s-disconnecting { background: var(--amber-bg); color: var(--amber); } .s-gone { background: var(--red-bg); color: var(--red); }
.paytag { background: var(--amber-bg); color: var(--amber); border-radius: 6px; padding: 1px 6px; font-size: 11px; font-weight: 600; margin-left: 4px; }
.drawer { position: fixed; top: 0; right: 0; width: min(480px, 100%); height: 100%; background: #fff; box-shadow: -8px 0 30px rgba(20,20,27,.15); padding: 24px; overflow-y: auto; z-index: 10; }
.drawer .close { position: absolute; top: 12px; right: 14px; background: none; border: 0; font-size: 26px; cursor: pointer; color: var(--ink-soft); }
.drawer h2 { font-size: 22px; margin-bottom: 4px; }
dl.facts { display: grid; grid-template-columns: 130px 1fr; gap: 6px 12px; margin: 16px 0; } dl.facts dt { color: var(--ink-soft); } dl.facts dd { margin: 0; }
.section { border-top: 1px solid var(--border); padding-top: 14px; margin-top: 14px; }
.row { display: flex; gap: 8px; } .row > * { flex: 1; }
.history { font-size: 12px; } .history li { margin-bottom: 6px; } .history time { color: var(--ink-soft); }
form.inline { display: grid; grid-template-columns: 1fr 1.3fr .8fr auto; gap: 10px; }
.secret { font-size: 15px; letter-spacing: 1px; background: var(--grey-bg); padding: 4px 8px; border-radius: 6px; word-break: break-all; }