:root {
  --bg: #0b1020; --panel: #141b2d; --panel-2: #1a2338; --line: #253048; --text: #e4e9f2; --muted: #8a96ad;
  --accent: #22c55e; --accent-2: #3b82f6; --ok: #3ecf8e; --warn: #f2c94c; --bad: #ef5d5d;
  --font: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; --mono: ui-monospace, "JetBrains Mono", Menlo, monospace;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); font: 14px/1.45 var(--font); }
a { color: #7fb4ff; }
.hidden { display: none !important; }
.mono { font-family: var(--mono); font-size: 12.5px; }
.muted { color: var(--muted); } .sm { font-size: 12.5px; } .strong { font-weight: 600; color: var(--text); text-decoration: none; }
.ok { color: var(--ok); } .warn { color: var(--warn); } .bad { color: var(--bad); }
.grow { flex: 1; }
.wrap { max-width: 1400px; margin: 0 auto; padding: 0 24px; }
/* header */
.hdr { background: linear-gradient(90deg, #0b0c0f, #2b303b); border-bottom: 1px solid #000; position: sticky; top: 0; z-index: 20; }
.hdr-in { display: flex; align-items: center; gap: 22px; height: 60px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; font-size: 19px; font-weight: 700; }
.brand b { color: var(--accent); }
.logo { width: 26px; height: 26px; border-radius: 7px; background: var(--accent); position: relative; flex: none; }
.logo::after { content: ""; position: absolute; left: 9px; top: 7px; border-left: 11px solid #0b0c0f; border-top: 6px solid transparent; border-bottom: 6px solid transparent; }
.nav { display: flex; gap: 4px; }
.nav a { color: #b5bfd3; text-decoration: none; padding: 8px 12px; border-radius: 6px; }
.nav a:hover { color: #fff; background: rgba(255,255,255,.06); }
.nav a.active { color: #fff; box-shadow: inset 0 -2px 0 var(--accent); border-radius: 0; }
.user-btn { background: rgba(255,255,255,.07); border: 0; color: #fff; padding: 8px 12px; border-radius: 6px; font: inherit; cursor: pointer; }
.menu-wrap { position: relative; }
.menu { display: none; position: absolute; right: 0; top: calc(100% + 6px); min-width: 200px; background: #1c2438; border: 1px solid #2a3552; border-radius: 8px; padding: 6px 0; box-shadow: 0 14px 32px rgba(0,0,0,.45); z-index: 40; }
.menu-wrap.open > .menu { display: block; }
.menu button { display: block; width: 100%; text-align: left; background: none; border: 0; color: #c9d2e3; padding: 9px 16px; font: inherit; cursor: pointer; }
.menu button:hover { background: #263150; color: #fff; }
.menu button.danger { color: var(--bad); }
.pagehead { display: flex; align-items: center; gap: 12px; padding: 22px 0 14px; }
.pagehead h1 { margin: 0; font-size: 21px; }
.head-actions { display: flex; gap: 8px; align-items: center; }
.foot { text-align: center; color: var(--muted); font-size: 12px; padding: 30px 0; }
/* controls */
.btn { border: 1px solid var(--line); background: var(--panel-2); color: var(--text); padding: 8px 14px; border-radius: 8px; cursor: pointer; font: inherit; white-space: nowrap; }
.btn:hover { border-color: #3a4766; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #062312; font-weight: 700; }
.btn.danger { color: var(--bad); }
.btn.ghost { background: transparent; }
.btn.sm { padding: 4px 10px; font-size: 13px; }
.btn.wide { width: 100%; }
.btn:disabled { opacity: .5; cursor: default; }
input, select, textarea { width: 100%; background: var(--bg); color: var(--text); border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; font: inherit; }
textarea { resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 2px solid rgba(34,197,94,.35); border-color: var(--accent); }
.field { display: grid; gap: 6px; color: var(--muted); font-size: 13px; }
.field > span { color: var(--muted); }
.check { display: flex; gap: 8px; align-items: center; }
.check input { width: auto; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-grid .full { grid-column: 1 / -1; }
.row-inline { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.row-inline input { max-width: 180px; }
.grid { display: grid; gap: 14px; }
.toolbar { display: flex; gap: 10px; align-items: center; margin: 0 0 12px; flex-wrap: wrap; }
.toolbar.end { justify-content: flex-end; margin: 14px 0 0; }
.toolbar .search { max-width: 300px; }
.toolbar select { width: auto; }
.section { margin: 26px 0 10px; font-size: 13px; color: var(--muted); text-transform: uppercase; letter-spacing: .08em; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
.card h3 { margin: 0 0 12px; font-size: 15px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 14px; }
.kv { display: grid; grid-template-columns: 150px 1fr; gap: 8px 12px; align-items: center; }
.kv.sm { margin-top: 12px; }
.meter { display: grid; grid-template-columns: 150px 1fr; align-items: center; gap: 12px; margin-bottom: 10px; }
.note { padding: 12px 14px; border-radius: 10px; margin: 0 0 14px; background: var(--panel-2); border: 1px solid var(--line); }
.note.warn { border-color: rgba(242,201,76,.45); color: var(--warn); }
.note a { color: inherit; font-weight: 700; }
.result { background: #070a14; border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; font: 12.5px/1.5 var(--mono); white-space: pre-wrap; margin: 10px 0 0; }
.empty { padding: 40px; text-align: center; color: var(--muted); background: var(--panel); border: 1px dashed var(--line); border-radius: 12px; }
/* tiles */
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 12px; margin-bottom: 18px; }
.tile { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; display: grid; gap: 2px; }
.tile b { font-size: 26px; font-variant-numeric: tabular-nums; }
.tile span { color: var(--muted); font-size: 12.5px; }
.tile.ok b { color: var(--ok); } .tile.bad b { color: var(--bad); } .tile.warn b { color: var(--warn); }
/* table */
.table-wrap { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 11px 12px; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { color: var(--muted); font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: .05em; white-space: nowrap; }
tr:last-child td { border-bottom: 0; }
td.act { text-align: right; width: 1%; }
.chip { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; border: 1px solid var(--line); background: var(--panel-2); white-space: nowrap; }
.chip.ok { color: var(--ok); border-color: rgba(62,207,142,.4); } .chip.warn { color: var(--warn); border-color: rgba(242,201,76,.4); } .chip.bad { color: var(--bad); border-color: rgba(239,93,93,.4); }
.u { display: grid; gap: 4px; min-width: 90px; }
.bar { height: 5px; background: var(--panel-2); border-radius: 3px; overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--ok); } .bar i.warn { background: var(--warn); } .bar i.bad { background: var(--bad); }
/* modal */
.backdrop { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: grid; place-items: center; padding: 16px; z-index: 50; }
.modal { width: 100%; max-width: 600px; max-height: calc(100vh - 32px); overflow: auto; background: var(--panel); border: 1px solid var(--line); border-radius: 14px; }
.modal.wide { max-width: 860px; }
.modal-head { display: flex; align-items: center; padding: 16px 20px; border-bottom: 1px solid var(--line); position: sticky; top: 0; background: var(--panel); z-index: 1; }
.modal-head h2 { margin: 0; font-size: 16px; flex: 1; }
.x { background: none; border: 0; color: var(--text); font-size: 22px; cursor: pointer; }
.modal-body { padding: 18px 20px; }
.modal-body p { margin: 0; }
.modal-foot { display: flex; justify-content: flex-end; gap: 8px; padding: 14px 20px; border-top: 1px solid var(--line); position: sticky; bottom: 0; background: var(--panel); }
.copy { display: flex; gap: 8px; }
.toasts { position: fixed; right: 16px; bottom: 16px; display: grid; gap: 8px; z-index: 100; }
.toast { background: var(--panel-2); border: 1px solid var(--line); border-left: 3px solid var(--ok); padding: 10px 14px; border-radius: 8px; max-width: 420px; }
.toast.bad { border-left-color: var(--bad); }
/* login */
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; background: radial-gradient(1000px 500px at 20% -10%, #14321f, transparent 60%), var(--bg); }
.login-card { width: 100%; max-width: 360px; background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 28px; display: grid; gap: 14px; }
.login-card .muted { margin: -8px 0 4px; }
.login-card label { display: grid; gap: 6px; color: var(--muted); font-size: 13px; }
.err { color: var(--bad); min-height: 1.2em; margin: 0; }
@media (max-width: 760px) {
  .wrap { padding: 0 14px; }
  .hdr-in { gap: 10px; }
  .nav a { padding: 8px 8px; }
  .brand span:last-child { display: none; }
  .form-grid { grid-template-columns: 1fr; }
  .kv, .meter { grid-template-columns: 120px 1fr; }
}
.kv > * { min-width: 0; } .kv .chip { justify-self: start; }
/* templates */
.tpl-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.tpl-cols.two { grid-template-columns: 1fr 1fr; }
.pk-bq { display: flex; flex-wrap: wrap; gap: 4px 12px; }
.pk-bulk { display: flex; gap: 6px; margin-bottom: 6px; }
.pk-bq .check { font-size: 13px; color: var(--text); }
input.num { width: 80px; }
@media (max-width: 760px) { .tpl-cols, .tpl-cols.two { grid-template-columns: 1fr; } }
.pagehead, .head-actions { flex-wrap: wrap; }
@media (max-width: 760px) {
  .wrap { padding: 0 16px; }
  .hdr-in { gap: 10px; }
  .brand > span:last-child { display: none; }
  .nav { overflow-x: auto; min-width: 0; }
  .pagehead .grow { display: none; }
}
.tpl-clients { display: grid; gap: 6px; max-height: 320px; overflow: auto; padding: 8px; border: 1px solid var(--line); border-radius: 10px; }

/* tickets */
.thread { display: grid; gap: 10px; max-height: 46vh; overflow: auto; }
.msg { border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; background: var(--panel-2); max-width: 88%; }
.msg.mine { justify-self: end; border-color: rgba(91,141,239,.45); }
.msg .meta { font-size: 13px; margin-bottom: 4px; }
.msg .body { white-space: pre-wrap; overflow-wrap: anywhere; }
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--warn); margin-right: 6px; vertical-align: middle; }
.tk-last { max-width: 420px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.nbadge { display: inline-block; min-width: 18px; padding: 0 5px; margin-left: 6px; border-radius: 999px; background: var(--bad); color: #fff; font-size: 11px; line-height: 18px; text-align: center; font-weight: 700; }

/* usage */
.ugauges { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 12px; margin-bottom: 8px; }
.ugauge { display: grid; gap: 8px; }
.ug-top { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.ug-top b { font-size: 18px; }
.ubar { position: relative; height: 8px; border-radius: 999px; background: var(--panel-2); border: 1px solid var(--line); overflow: hidden; min-width: 80px; }
.ubar span { position: absolute; left: 0; top: 0; bottom: 0; border-radius: 999px; }
.ubar-all { opacity: .35; }
.ubar-all.ok, .ubar-part.ok { background: var(--ok); } .ubar-all.warn, .ubar-part.warn { background: var(--warn); } .ubar-all.bad, .ubar-part.bad { background: var(--bad); }
.ubar-part { background: var(--accent-2); }
.ucell { min-width: 120px; }
.ucell-top { display: flex; gap: 8px; align-items: baseline; flex-wrap: wrap; margin-bottom: 4px; }
.utable tr.utotal td { border-top: 2px solid var(--line); }
.usort { width: auto; min-width: 0; }

/* Activity: one collapsible section per day */
.act-day { border: 1px solid var(--line, #2a3446); border-radius: 10px; margin: 0 0 10px; background: var(--card, transparent); }
.act-day > summary { cursor: pointer; padding: 10px 14px; display: flex; align-items: center; gap: 4px; list-style: none; }
.act-day > summary::-webkit-details-marker { display: none; }
.act-day > summary::before { content: '▸'; margin-right: 6px; transition: transform .15s; }
.act-day[open] > summary::before { transform: rotate(90deg); }
.act-day-clear { margin-left: auto; }
.act-day .table-wrap { margin: 0 10px 10px; }

/* "Load balancers only" switch */
.switch-row { display: flex; gap: 10px; align-items: flex-start; }
.switch-row input { margin-top: 3px; }

/* Usage: how many clients fit */
.cap-card { display: flex; gap: 24px; align-items: center; flex-wrap: wrap; margin-bottom: 16px; }
.cap-dial-wrap { position: relative; width: 220px; }
.cap-dial { width: 220px; display: block; }
.cap-num { position: absolute; left: 0; right: 0; bottom: 4px; text-align: center; display: grid; }
.cap-num b { font-size: 26px; }
.cap-text { flex: 1; min-width: 260px; }
.cap-text h3 { margin: 0 0 4px; }
.cap-table td { padding: 3px 12px 3px 0; }
.cap-table tr.cap-limit td { font-weight: 700; color: var(--warn); }