:root {
  --bg: #f4f6fa; --card: #fff; --text: #1d2433; --muted: #6b7385; --line: #e3e7ef;
  --primary: #2f6fed; --primary-ink: #fff; --ok: #1a9b62; --bad: #d64545; --warn: #c98a12; --info: #2f6fed;
  --sent: #2f6fed; --fail: #e06363; --open: #1a9b62; --code: #0f172a; --code-ink: #e2e8f0;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f131a; --card: #171c25; --text: #e5e9f0; --muted: #8b93a5; --line: #2a3140;
    --primary: #5b8cff; --sent: #5b8cff; --fail: #ef7070; --open: #33c08a; --code: #0b0f15;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 14px/1.7 Vazirmatn, "IRANSans", Tahoma, "Segoe UI", sans-serif; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font-family: Consolas, "Cascadia Mono", monospace; font-size: 12.5px; background: color-mix(in srgb, var(--line) 60%, transparent); padding: 0 4px; border-radius: 4px; }
h1 { font-size: 20px; margin: 0; } h2 { font-size: 16px; margin: 0 0 10px; } h3 { font-size: 14px; margin: 16px 0 8px; color: var(--muted); }

.top { display: flex; align-items: center; gap: 20px; padding: 0 20px; height: 54px; background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; overflow-x: auto; }
.brand { font-weight: 700; color: var(--text); white-space: nowrap; }
.top nav { display: flex; gap: 4px; flex: 1; }
.top nav a { color: var(--muted); padding: 6px 10px; border-radius: 8px; white-space: nowrap; }
.top nav a.active, .top nav a:hover { background: var(--bg); color: var(--text); text-decoration: none; }
.who { display: flex; gap: 8px; align-items: center; color: var(--muted); white-space: nowrap; }

main { max-width: 1320px; margin: 0 auto; padding: 20px 16px 60px; }
main.center { display: grid; place-items: center; min-height: 100vh; padding-top: 0; }
.head { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; margin-bottom: 16px; min-width: 0; }
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 8px; }
.card-head h2 { margin: 0; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(420px, 1fr)); gap: 16px; }
.grid2 > .card { margin-bottom: 0; } .grid2 { margin-bottom: 16px; }
@media (max-width: 700px) { .grid2 { grid-template-columns: 1fr; } }

.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 16px; }
.kpi { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; display: flex; flex-direction: column; }
.kpi span { color: var(--muted); font-size: 12.5px; }
.kpi b { font-size: 24px; font-variant-numeric: tabular-nums; }
.kpi small { color: var(--muted); font-size: 12px; }
.kpi.bad b { color: var(--bad); } .kpi.ok b { color: var(--ok); }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: right; padding: 8px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 500; white-space: nowrap; }
.card { overflow-x: auto; }
.sub { color: var(--muted); font-size: 11.5px; }
.small { font-size: 12px; } .muted { color: var(--muted); }
.t-ok { color: var(--ok); } .t-bad { color: var(--bad); } .warn-text { color: var(--warn); }
.pre { white-space: pre-wrap; }

.pill { display: inline-block; font-size: 11.5px; padding: 1px 8px; border-radius: 99px; background: var(--bg); border: 1px solid var(--line); color: var(--muted); font-weight: 500; vertical-align: middle; }
.pill.ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, transparent); }
.pill.bad { color: var(--bad); border-color: color-mix(in srgb, var(--bad) 40%, transparent); }
.pill.warn { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 40%, transparent); }
.pill.info { color: var(--info); border-color: color-mix(in srgb, var(--info) 40%, transparent); }

label { display: flex; flex-direction: column; gap: 4px; color: var(--muted); font-size: 12.5px; margin-bottom: 10px; flex: 1; min-width: 180px; }
label.check { flex-direction: row; align-items: center; gap: 6px; color: var(--text); min-width: auto; flex: 0 0 auto; margin-left: 14px; }
input, select, textarea { font: inherit; color: var(--text); background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 7px 10px; width: 100%; }
input[type=checkbox], input[type=radio] { width: auto; }
input:focus, select:focus, textarea:focus { outline: 2px solid color-mix(in srgb, var(--primary) 40%, transparent); border-color: var(--primary); }
textarea.code, pre.code { font: 12.5px/1.55 Consolas, "Cascadia Mono", monospace; }
pre.code { background: var(--code); color: var(--code-ink); padding: 12px; border-radius: 10px; overflow: auto; max-height: 460px; margin: 0; white-space: pre; }
.row { display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-end; }
fieldset { border: 1px solid var(--line); border-radius: 8px; margin: 0 0 10px; display: flex; flex-wrap: wrap; gap: 4px; }
legend { color: var(--muted); font-size: 12px; padding: 0 6px; }
details { margin-top: 8px; } summary { cursor: pointer; color: var(--primary); margin-bottom: 8px; }

button, .btn { font: inherit; cursor: pointer; border: 1px solid var(--line); background: var(--card); color: var(--text); padding: 6px 14px; border-radius: 8px; display: inline-block; white-space: nowrap; }
button:hover, .btn:hover { border-color: var(--primary); text-decoration: none; }
button.primary, .btn.primary { background: var(--primary); color: var(--primary-ink); border-color: var(--primary); }
button.danger { color: var(--bad); border-color: color-mix(in srgb, var(--bad) 40%, transparent); }
button.link { border: 0; background: none; color: var(--primary); padding: 0; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.actions form { margin: 0; }
.filters { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.filters select, .filters input { width: auto; min-width: 140px; }
.filters a { padding: 3px 10px; border-radius: 8px; color: var(--muted); }
.filters a.active { background: var(--bg); color: var(--text); }

.flash { padding: 10px 14px; border-radius: 10px; margin-bottom: 14px; border: 1px solid; }
.flash.ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, transparent); background: color-mix(in srgb, var(--ok) 8%, var(--card)); }
.flash.bad { color: var(--bad); border-color: color-mix(in srgb, var(--bad) 40%, transparent); background: color-mix(in srgb, var(--bad) 8%, var(--card)); }
.flash.warn { color: var(--text); border-color: color-mix(in srgb, var(--warn) 50%, transparent); background: color-mix(in srgb, var(--warn) 10%, var(--card)); }
.secret { display: flex; gap: 8px; align-items: center; margin-top: 8px; flex-wrap: wrap; }
.secret code { font-size: 14px; padding: 6px 10px; word-break: break-all; }

.kv { display: grid; grid-template-columns: 130px 1fr; gap: 4px 12px; margin: 0; }
.kv dt { color: var(--muted); } .kv dd { margin: 0; word-break: break-word; }

.chart { width: 100%; height: 240px; display: block; }
.chart .grid { stroke: var(--line); stroke-width: 1; }
.chart .axis { fill: var(--muted); font-size: 11px; }
.chart .s-sent { fill: var(--sent); opacity: .85; }
.chart .s-fail { fill: var(--fail); }
.chart .s-open { stroke: var(--open); stroke-width: 2.5; }
.chart .s-open-bar { fill: var(--open); opacity: .8; }
.card svg.chart[aria-label="ساعت باز شدن"] { height: 140px; }
.legend { display: flex; gap: 12px; align-items: center; color: var(--muted); font-size: 12px; }
.legend i { display: inline-block; width: 12px; height: 12px; border-radius: 3px; margin-left: 4px; vertical-align: middle; }
.l-sent { background: var(--sent); } .l-fail { background: var(--fail); } .l-open { background: var(--open); }

.hbar { display: grid; grid-template-columns: 150px 1fr 70px; gap: 8px; align-items: center; margin-bottom: 6px; font-size: 12.5px; }
.hbar > div { background: var(--bg); border-radius: 4px; height: 10px; overflow: hidden; }
.hbar i { display: block; height: 100%; background: var(--primary); }
.hbar i.bad { background: var(--bad); } .hbar i.muted { background: var(--muted); }
.hbar b { font-weight: 500; text-align: left; font-variant-numeric: tabular-nums; }
.hbar span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.progress { height: 8px; background: var(--line); border-radius: 99px; overflow: hidden; margin: -6px 0 16px; }
.progress i { display: block; height: 100%; background: var(--primary); transition: width .5s; }
.pager { display: flex; gap: 14px; justify-content: center; padding-top: 12px; color: var(--muted); }

.tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 10px; }
.tab { flex-direction: row; align-items: center; gap: 4px; min-width: auto; flex: 0 0 auto; border: 1px solid var(--line); padding: 4px 10px; border-radius: 8px; color: var(--text); cursor: pointer; margin: 0; }
.tab:has(input:checked) { border-color: var(--primary); background: color-mix(in srgb, var(--primary) 10%, var(--card)); }
[hidden] { display: none !important; }

.phone { background: linear-gradient(160deg, #3a4a6b, #1d2433); border-radius: 18px; padding: 24px 14px; min-height: 180px; }
.notif { background: rgba(255,255,255,.92); color: #111; border-radius: 14px; padding: 10px 14px; box-shadow: 0 4px 14px rgba(0,0,0,.25); }
.notif b { display: block; } .notif p { margin: 2px 0 0; font-size: 13px; color: #333; white-space: pre-wrap; }
.notif img { max-width: 100%; border-radius: 8px; margin-top: 8px; }

.login { width: min(380px, 92vw); }
.login h1 { text-align: center; margin-bottom: 16px; }
.login button { width: 100%; padding: 9px; }