:root {
  --bg: #f3f4f1;
  --surface: #ffffff;
  --surface-2: #f8f8f6;
  --ink: #1d2320;
  --ink-2: #57605b;
  --line: #e1e3de;
  --brand: #0f6b5c;
  --brand-ink: #ffffff;
  --ring: #c27c0e;
  --ring-bg: #fff6e5;
  --up: #1f8a4c;
  --up-bg: #e9f7ee;
  --miss: #c23a32;
  --miss-bg: #fdecea;
  --done: #6b736e;
  --shadow: 0 1px 2px rgba(20, 30, 25, .06), 0 4px 14px rgba(20, 30, 25, .05);
  --radius: 12px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121614; --surface: #1b201d; --surface-2: #222824; --ink: #e7ebe8; --ink-2: #9aa49e;
    --line: #2e3531; --brand: #3fb59d; --brand-ink: #08201b; --ring: #f0b04a; --ring-bg: #2e2617;
    --up: #4cc47e; --up-bg: #15281c; --miss: #f07068; --miss-bg: #2d1817; --done: #8b938e;
    --shadow: 0 1px 2px rgba(0,0,0,.3); color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: Vazirmatn, Tahoma, sans-serif;
  background: var(--bg); color: var(--ink);
  font-size: 15px; line-height: 1.6;
}
button, input, select, textarea { font: inherit; color: inherit; }
.ltr { direction: ltr; unicode-bidi: isolate; display: inline-block; }
.muted { color: var(--ink-2); }
.small { font-size: 13px; }
.err { color: var(--miss); min-height: 1.4em; margin: 6px 0 0; font-size: 14px; }

/* ---------- header ---------- */
.top {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  padding: 10px 20px; background: var(--surface); border-bottom: 1px solid var(--line);
}
.brand { font-weight: 800; font-size: 17px; display: flex; align-items: center; gap: 8px; }
.brand-mark {
  display: inline-grid; place-items: center; width: 56px; height: 56px; border-radius: 16px;
  background: var(--brand); color: var(--brand-ink); font-size: 28px;
}
.brand-mark.sm { width: 30px; height: 30px; border-radius: 9px; font-size: 16px; }
.tabs { display: flex; gap: 4px; flex-wrap: wrap; }
.tabs button {
  border: 0; background: transparent; padding: 7px 14px; border-radius: 9px; cursor: pointer; color: var(--ink-2); font-weight: 600;
}
.tabs button:hover { background: var(--surface-2); color: var(--ink); }
.tabs button.active { background: var(--brand); color: var(--brand-ink); }
.top-end { margin-inline-start: auto; display: flex; align-items: center; gap: 8px; }
.icon-btn {
  border: 1px solid var(--line); background: var(--surface); width: 36px; height: 36px; border-radius: 10px; cursor: pointer; font-size: 16px;
}
.pill {
  font-size: 13px; padding: 4px 12px; border-radius: 99px; font-weight: 600;
  background: var(--surface-2); color: var(--ink-2); border: 1px solid var(--line); white-space: nowrap;
}
.pill.ok { background: var(--up-bg); color: var(--up); border-color: transparent; }
.pill.bad { background: var(--miss-bg); color: var(--miss); border-color: transparent; }
.pill.wait { background: var(--ring-bg); color: var(--ring); border-color: transparent; }

main { padding: 18px 20px 40px; }
.view { display: none; }
.view.active { display: block; }

/* ---------- live columns ---------- */
.lines {
  display: grid; gap: 18px;
  grid-template-columns: repeat(var(--n, 2), minmax(0, 1fr));
}
@media (max-width: 820px) { .lines { grid-template-columns: 1fr; } }
.line-col { min-width: 0; }
.line-head {
  display: flex; align-items: center; gap: 10px; margin: 0 2px 10px;
  font-weight: 800; font-size: 16px;
}
.line-head .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--line); }
.line-head.busy .dot { background: var(--ring); box-shadow: 0 0 0 4px var(--ring-bg); }
.line-head.talk .dot { background: var(--up); box-shadow: 0 0 0 4px var(--up-bg); }
.line-head .muted { font-weight: 500; font-size: 13px; }
.empty-col {
  border: 2px dashed var(--line); border-radius: var(--radius); padding: 40px 16px; text-align: center; color: var(--ink-2);
}

.card {
  background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow);
  border: 1px solid var(--line); border-inline-start: 5px solid var(--done);
  margin-bottom: 12px; overflow: hidden; animation: drop .25s ease-out;
}
@keyframes drop { from { transform: translateY(-8px); opacity: 0; } to { transform: none; opacity: 1; } }
.card.st-ringing { border-inline-start-color: var(--ring); }
.card.st-ringing .card-head { background: var(--ring-bg); }
.card.st-up { border-inline-start-color: var(--up); }
.card.st-up .card-head { background: var(--up-bg); }
.card.st-missed { border-inline-start-color: var(--miss); }
.card-head {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap; padding: 10px 14px; border-bottom: 1px solid var(--line);
}
.card-head .num { font-size: 19px; font-weight: 800; letter-spacing: .5px; }
.card-head .dir { font-size: 13px; color: var(--ink-2); }
.card-head .meta { margin-inline-start: auto; display: flex; gap: 10px; align-items: center; font-size: 13px; color: var(--ink-2); }
.badge { font-size: 12px; font-weight: 700; padding: 2px 9px; border-radius: 99px; background: var(--surface-2); color: var(--done); }
.badge.ringing { background: var(--ring); color: #fff; animation: pulse 1.2s infinite; }
.badge.up { background: var(--up); color: #fff; }
.badge.missed { background: var(--miss); color: #fff; }
@keyframes pulse { 50% { opacity: .55; } }
.dur { font-variant-numeric: tabular-nums; direction: ltr; }

.card-body { padding: 12px 14px; }
.cust-name { font-size: 20px; font-weight: 800; margin: 0; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.cust-name .code { font-size: 12px; font-weight: 600; color: var(--ink-2); background: var(--surface-2); padding: 1px 8px; border-radius: 6px; }
.tag { font-size: 12px; font-weight: 600; color: var(--brand); border: 1px solid var(--brand); padding: 0 7px; border-radius: 6px; }
.cust-line { margin: 4px 0 0; color: var(--ink); }
.cust-line .lbl { color: var(--ink-2); font-size: 13px; margin-inline-end: 4px; }
.cust-notes { margin: 6px 0 0; padding: 8px 10px; background: var(--surface-2); border-radius: 8px; font-size: 14px; white-space: pre-wrap; }
.card-actions { display: flex; gap: 6px; margin-top: 10px; flex-wrap: wrap; }

.unknown { display: grid; gap: 8px; }
.unknown .title { font-weight: 800; font-size: 17px; color: var(--ring); }
.quick { display: grid; grid-template-columns: 1fr 1.6fr auto; gap: 6px; }
@media (max-width: 520px) { .quick { grid-template-columns: 1fr; } }

.note-box { margin-top: 10px; }
.note-box textarea { width: 100%; min-height: 40px; resize: vertical; }
.note-box .saved { font-size: 12px; color: var(--up); }

.hist { border-top: 1px solid var(--line); padding: 8px 14px 10px; background: var(--surface-2); }
.hist h4 { margin: 0 0 4px; font-size: 13px; color: var(--ink-2); font-weight: 700; display: flex; justify-content: space-between; }
.hist ul { list-style: none; margin: 0; padding: 0; max-height: 220px; overflow: auto; }
.hist li { display: grid; grid-template-columns: 92px 48px 1fr; gap: 6px; padding: 3px 0; font-size: 13px; border-bottom: 1px dashed var(--line); }
.hist li:last-child { border-bottom: 0; }
.hist li .s-missed { color: var(--miss); font-weight: 700; }
.hist li .n { color: var(--ink-2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.hist .none { font-size: 13px; color: var(--ink-2); }

/* کارت‌های قدیمی‌تر جمع‌شده */
.card.older .card-body, .card.older .hist { display: none; }
.card.older.open .card-body, .card.older.open .hist { display: block; }
.card.older .card-head { cursor: pointer; padding: 7px 14px; border-bottom: 0; }
.card.older .num { font-size: 15px; }
.card.older .older-name { font-weight: 700; }
.card:not(.older) .older-name { display: none; }

/* ---------- forms / buttons ---------- */
input, select, textarea {
  background: var(--surface); border: 1px solid var(--line); border-radius: 9px; padding: 7px 10px; outline: none; min-width: 0;
}
input:focus, select:focus, textarea:focus { border-color: var(--brand); box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand) 18%, transparent); }
label { display: grid; gap: 4px; font-size: 13px; color: var(--ink-2); font-weight: 600; }
label.check { display: flex; align-items: center; gap: 8px; color: var(--ink); font-weight: 500; font-size: 14px; margin-top: 8px; }
.btn {
  border: 1px solid var(--line); background: var(--surface); padding: 6px 14px; border-radius: 9px; cursor: pointer; font-weight: 600; white-space: nowrap;
}
.btn:hover { background: var(--surface-2); }
.btn.primary { background: var(--brand); color: var(--brand-ink); border-color: var(--brand); }
.btn.primary:hover { filter: brightness(1.08); }
.btn.danger { color: var(--miss); border-color: color-mix(in srgb, var(--miss) 40%, var(--line)); }
.btn.sm { padding: 2px 10px; font-size: 13px; }
.btn:disabled { opacity: .5; cursor: default; }

.toolbar { display: flex; gap: 10px; align-items: center; margin-bottom: 14px; flex-wrap: wrap; }
.toolbar input[type=search] { flex: 1; min-width: 200px; max-width: 420px; }
.chips { display: flex; gap: 4px; flex-wrap: wrap; }
.chips button { border: 1px solid var(--line); background: var(--surface); padding: 5px 12px; border-radius: 99px; cursor: pointer; font-size: 14px; }
.chips button.active { background: var(--ink); color: var(--surface); border-color: var(--ink); }

.table-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th { text-align: start; font-size: 12px; color: var(--ink-2); font-weight: 700; padding: 9px 12px; border-bottom: 1px solid var(--line); background: var(--surface-2); white-space: nowrap; }
.table td { padding: 8px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.table tr:last-child td { border-bottom: 0; }
.table tr.click { cursor: pointer; }
.table tr.click:hover td { background: var(--surface-2); }
.table .s-missed { color: var(--miss); font-weight: 700; }
.table .s-done { color: var(--up); }
.table td.empty { text-align: center; color: var(--ink-2); padding: 30px; }

/* ---------- settings ---------- */
.settings-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 900px) { .settings-grid { grid-template-columns: 1fr; } }
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; }
.panel.wide { grid-column: 1 / -1; }
.panel h2 { margin: 0 0 10px; font-size: 16px; display: flex; align-items: center; gap: 10px; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 10px; margin: 8px 0; }
.row-end { display: flex; justify-content: flex-end; margin-top: 12px; }
.line-row { display: grid; grid-template-columns: 1fr 1fr 1fr auto; gap: 6px; margin-bottom: 6px; align-items: end; }
@media (max-width: 520px) { .line-row { grid-template-columns: 1fr 1fr; } }
.ami-status { padding: 8px 12px; border-radius: 9px; background: var(--surface-2); font-size: 14px; margin-bottom: 6px; }
.ami-status.ok { background: var(--up-bg); color: var(--up); }
.ami-status.bad { background: var(--miss-bg); color: var(--miss); }

/* ---------- dialogs ---------- */
.dlg {
  border: 1px solid var(--line); border-radius: 16px; padding: 20px 22px; width: min(520px, calc(100vw - 32px));
  background: var(--surface); color: var(--ink); box-shadow: 0 20px 60px rgba(0,0,0,.25);
}
.dlg.wide { width: min(860px, calc(100vw - 32px)); }
.dlg::backdrop { background: rgba(15, 20, 18, .45); }
.dlg h2 { margin: 0 0 12px; font-size: 18px; }
.dlg form { display: grid; gap: 10px; }
.dlg-actions { display: flex; gap: 8px; align-items: center; margin-top: 8px; }
.spacer { flex: 1; }

.toast {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--ink); color: var(--surface); padding: 9px 18px; border-radius: 10px; opacity: 0; pointer-events: none;
  transition: .2s; z-index: 100; font-size: 14px;
}
.toast.show { opacity: 1; transform: translateX(-50%); }
.toast.bad { background: var(--miss); color: #fff; }

/* ---------- login ---------- */
.login-page { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-box {
  width: min(360px, 100%); background: var(--surface); border: 1px solid var(--line); border-radius: 18px;
  padding: 28px 26px; display: grid; gap: 14px; box-shadow: var(--shadow); text-align: center;
}
.login-box .brand-mark { margin: 0 auto; }
.login-box h1 { font-size: 19px; margin: 0 0 4px; }
.login-box label { text-align: start; }
.login-box .btn { padding: 9px; }

body:not(.is-admin) .admin-only { display: none !important; }