@font-face {
  font-family: "Kalameh";
  src: url("/fonts/kalameh/kalameh_fanum_regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Kalameh";
  src: url("/fonts/kalameh/kalameh_fanum_bold.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Kalameh";
  src: url("/fonts/kalameh/kalameh_fanum_black.ttf") format("truetype");
  font-weight: 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg: #0b1220;
  --panel: #121a2b;
  --panel-2: #182236;
  --text: #e8eefc;
  --muted: #93a0b8;
  --accent: #3b82f6;
  --accent-2: #22c55e;
  --danger: #ef4444;
  --border: #243049;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --radius: 14px;
  --font: "Kalameh", Tahoma, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-weight: 400;
}
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font-family: inherit; }
.hidden { display: none !important; }
.muted { color: var(--muted); font-size: .92rem; }
.app-shell { display: grid; grid-template-columns: 260px 1fr; min-height: 100vh; }
.sidebar {
  background: linear-gradient(180deg, #10182a, #0d1524);
  border-left: 1px solid var(--border);
  padding: 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.brand strong { display: block; font-size: 1.15rem; font-weight: 900; }
.brand span { color: var(--muted); font-size: .85rem; }
.sidebar nav { display: flex; flex-direction: column; gap: .35rem; flex: 1; }
.sidebar nav a { padding: .75rem .9rem; border-radius: 10px; color: var(--muted); }
.sidebar nav a.active, .sidebar nav a:hover { background: var(--panel-2); color: var(--text); }
.logout-form button {
  width: 100%;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 10px;
  padding: .7rem;
  cursor: pointer;
}
.main { padding: 1.2rem 1.4rem 2rem; }
.topbar { display: flex; align-items: flex-start; gap: 1rem; margin-bottom: 1rem; }
.topbar h1 { margin: 0; font-size: 1.35rem; font-weight: 700; }
.status-pills { margin-inline-start: auto; display: flex; gap: .5rem; flex-wrap: wrap; }
.pill {
  font-size: .78rem;
  padding: .35rem .65rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--panel);
}
.pill.online { border-color: #14532d; color: #86efac; }
.pill.offline { border-color: #7f1d1d; color: #fecaca; }
.muted-pill { color: var(--muted); }
.offline-banner {
  background: #3f1d1d;
  border: 1px solid #7f1d1d;
  color: #fecaca;
  padding: .8rem 1rem;
  border-radius: 12px;
  margin-bottom: 1rem;
}
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: .9rem;
  margin-bottom: 1rem;
}
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: var(--shadow);
}
.card h3 { margin: 0; color: var(--muted); font-size: .85rem; font-weight: 700; }
.card p { margin: .55rem 0 0; font-size: 1.6rem; font-weight: 900; }
.panel-box {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow);
}
.panel-box-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: .75rem;
}
.panel-box h2 { margin: 0 0 .8rem; font-size: 1.05rem; font-weight: 700; }
.toolbar { display: flex; gap: .6rem; margin-bottom: .8rem; flex-wrap: wrap; align-items: center; }
input, select {
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 10px;
  padding: .65rem .8rem;
  min-width: 180px;
}
.btn {
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 10px;
  padding: .65rem 1rem;
  cursor: pointer;
}
.btn.primary { background: var(--accent); border-color: #2563eb; font-weight: 700; }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.table-wrap { overflow: auto; }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th, .data-table td {
  border-bottom: 1px solid var(--border);
  padding: .7rem .5rem;
  text-align: right;
  font-size: .92rem;
  white-space: nowrap;
}
.pager { display: flex; gap: .6rem; align-items: center; margin-top: .8rem; }
.icon-btn {
  display: none;
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 10px;
  padding: .45rem .7rem;
}
.login-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: radial-gradient(circle at top, #1e293b, #0b1220 55%);
  padding: 1rem;
  font-family: var(--font);
}
.login-card {
  width: min(420px, 100%);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 1.4rem;
  box-shadow: var(--shadow);
}
.login-card h1 { margin: 0 0 .35rem; font-weight: 900; }
.stack { display: flex; flex-direction: column; gap: .8rem; margin-top: 1rem; }
.stack label {
  display: flex;
  flex-direction: column;
  gap: .35rem;
  font-size: .9rem;
  color: var(--muted);
}
.msg { min-height: 1.2rem; color: #93c5fd; }
.msg.err { color: #fecaca; }
.msg.ok { color: #86efac; }
.empty-state {
  padding: 1rem;
  border: 1px dashed var(--border);
  border-radius: 12px;
  color: var(--muted);
  text-align: center;
}
dialog {
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--panel);
  color: var(--text);
  box-shadow: var(--shadow);
  font-family: var(--font);
}
dialog::backdrop { background: rgba(0,0,0,.55); }

/* سوییچ به‌جای چک‌باکس */
.switch {
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  cursor: pointer;
  user-select: none;
  color: var(--text);
  font-size: .92rem;
}
.switch input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  min-width: 0;
  pointer-events: none;
}
.switch-track {
  position: relative;
  width: 46px;
  height: 26px;
  border-radius: 999px;
  background: #334155;
  border: 1px solid var(--border);
  transition: .18s ease;
  flex-shrink: 0;
}
.switch-track::after {
  content: "";
  position: absolute;
  top: 2px;
  right: 2px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #e2e8f0;
  transition: .18s ease;
  box-shadow: 0 1px 3px rgba(0,0,0,.35);
}
.switch input:checked + .switch-track {
  background: #15803d;
  border-color: #166534;
}
.switch input:checked + .switch-track::after {
  transform: translateX(-20px);
  background: #fff;
}
.switch input:focus-visible + .switch-track {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.switch input:disabled + .switch-track {
  opacity: .5;
  cursor: not-allowed;
}
.switch-text { color: var(--muted); }
.switch.is-on .switch-text { color: #86efac; }

/* یادداشت توسعه‌دهنده بالای صفحات */
.dev-guide {
  background: linear-gradient(135deg, #10182a 0%, #152038 100%);
  border: 1px solid #2a3a58;
  border-right: 3px solid #3b82f6;
  border-radius: 12px;
  padding: 1rem 1.1rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow);
}
.dev-guide-head {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem .8rem;
  align-items: baseline;
  margin-bottom: .65rem;
}
.dev-guide-head strong {
  font-size: .95rem;
  font-weight: 700;
  color: #93c5fd;
}
.dev-guide-head span {
  color: var(--muted);
  font-size: .82rem;
}
.dev-guide-body {
  color: #c7d2e5;
  font-size: .9rem;
  line-height: 1.85;
}
.dev-guide-body p { margin: 0 0 .55rem; }
.dev-guide-body p:last-child { margin-bottom: 0; }
.dev-guide-body ul {
  margin: .2rem 0 .55rem;
  padding-inline-start: 1.2rem;
}
.dev-guide-body li { margin-bottom: .35rem; }
.dev-guide-body code {
  font-family: ui-monospace, Consolas, monospace;
  font-size: .84em;
  background: #0b1220;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: .05rem .35rem;
  color: #bfdbfe;
}
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: .75rem;
  align-items: end;
  margin-bottom: .8rem;
}
.form-grid label {
  display: flex;
  flex-direction: column;
  gap: .35rem;
  font-size: .88rem;
  color: var(--muted);
}
.form-grid input, .form-grid select {
  width: 100%;
  min-width: 0;
}
.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  align-items: center;
  margin-bottom: .6rem;
}
.btn.danger {
  background: #7f1d1d;
  border-color: #991b1b;
}
.btn.ghost {
  background: transparent;
}

@media (max-width: 900px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: 260px;
    transform: translateX(110%);
    transition: .2s;
    z-index: 20;
  }
  .sidebar.open { transform: translateX(0); }
  .icon-btn { display: inline-block; }
}