:root,
[data-theme="dark"] {
  --bg: #0f1412;
  --bg-2: #171e1b;
  --bg-3: #1f2924;
  --panel: rgba(23, 30, 27, 0.92);
  --sidebar: rgba(15, 20, 18, 0.96);
  --line: #2d3b34;
  --text: #e8f0eb;
  --muted: #8ea399;
  --accent: #3dba8a;
  --accent-ink: #062117;
  --danger: #e06b6b;
  --danger-soft: rgba(224, 107, 107, 0.15);
  --danger-text: #ffb4b4;
  --ok: #3dba8a;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
  --logs-bg: #0a0e0c;
  --overlay: rgba(0, 0, 0, 0.55);
  --body-bg:
    radial-gradient(1200px 600px at 10% -10%, rgba(61, 186, 138, 0.14), transparent 55%),
    radial-gradient(900px 500px at 100% 0%, rgba(212, 162, 76, 0.1), transparent 50%),
    linear-gradient(160deg, #0c110f, #121916 40%, #0f1412);
}

[data-theme="light"] {
  --bg: #f4f7f5;
  --bg-2: #ffffff;
  --bg-3: #e8efea;
  --panel: rgba(255, 255, 255, 0.94);
  --sidebar: #ffffff;
  --line: #d5e0d9;
  --text: #163028;
  --muted: #5f7468;
  --accent: #1f9a6b;
  --accent-ink: #ffffff;
  --danger: #c84b4b;
  --danger-soft: rgba(200, 75, 75, 0.1);
  --danger-text: #a83333;
  --ok: #1f9a6b;
  --shadow: 0 14px 36px rgba(22, 48, 40, 0.1);
  --logs-bg: #f0f4f1;
  --overlay: rgba(16, 32, 26, 0.35);
  --body-bg:
    radial-gradient(1000px 500px at 0% 0%, rgba(31, 154, 107, 0.12), transparent 55%),
    radial-gradient(800px 420px at 100% 0%, rgba(212, 162, 76, 0.1), transparent 45%),
    linear-gradient(180deg, #eef5f1, #f7faf8 40%, #f2f6f4);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; min-height: 100%; }
body {
  font-family: "Vazirmatn", sans-serif;
  color: var(--text);
  background: var(--body-bg);
  transition: background 0.2s ease, color 0.2s ease;
}

.login-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}
.login-card {
  width: min(420px, 100%);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 32px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
  position: relative;
}
.login-card h1 { margin: 8px 0 4px; font-size: 1.6rem; }
.brand {
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.02em;
  font-family: "IBM Plex Sans", sans-serif;
}
.brand-block { margin-bottom: 20px; }
.brand-block small { display: block; color: var(--muted); margin-top: 4px; }

.app-shell {
  display: grid;
  grid-template-columns: 250px 1fr;
  min-height: 100vh;
}
.sidebar {
  border-left: 1px solid var(--line);
  background: var(--sidebar);
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: sticky;
  top: 0;
  height: 100vh;
  z-index: 40;
}
.sidebar-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}
.sidebar nav { display: flex; flex-direction: column; gap: 6px; flex: 1; overflow: auto; }
.nav-btn {
  border: 0;
  background: transparent;
  color: var(--muted);
  text-align: right;
  padding: 12px 14px;
  border-radius: 12px;
  cursor: pointer;
  font: inherit;
  transition: 0.15s ease;
  min-height: 44px;
}
.nav-btn:hover, .nav-btn.active {
  background: var(--bg-3);
  color: var(--text);
}
.nav-btn.active { box-shadow: inset 3px 0 0 var(--accent); }
.logout {
  color: var(--muted);
  text-decoration: none;
  padding: 12px 14px;
  border-radius: 12px;
  min-height: 44px;
  display: flex;
  align-items: center;
}
.logout:hover { color: var(--danger); background: var(--danger-soft); }

.content { padding: 24px 28px 40px; min-width: 0; }
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 20px;
}
.topbar h1 { margin: 0; font-size: 1.45rem; }
.top-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; justify-content: flex-end; }
.muted { color: var(--muted); margin: 0; }

.tab { display: none; }
.tab.active { display: block; animation: fade 0.2s ease; }
@keyframes fade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

.grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(12, 1fr);
}
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 18px;
  box-shadow: var(--shadow);
}
.span-3 { grid-column: span 3; }
.span-4 { grid-column: span 4; }
.span-6 { grid-column: span 6; }
.span-8 { grid-column: span 8; }
.span-12 { grid-column: span 12; }

.stat-label { color: var(--muted); font-size: 0.85rem; }
.stat-value { font-size: 1.35rem; font-weight: 700; margin-top: 8px; font-family: "IBM Plex Sans", sans-serif; word-break: break-word; }
.stat-sub { color: var(--muted); font-size: 0.8rem; margin-top: 6px; word-break: break-word; }

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.8rem;
  border: 1px solid var(--line);
  background: var(--bg-3);
  white-space: nowrap;
}
.pill.ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 35%, transparent); background: color-mix(in srgb, var(--ok) 12%, transparent); }
.pill.off { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 35%, transparent); background: color-mix(in srgb, var(--danger) 12%, transparent); }

label { display: block; margin: 12px 0 6px; color: var(--muted); font-size: 0.9rem; }
input, textarea, select {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: 12px;
  padding: 12px 14px;
  font: inherit;
  outline: none;
  min-height: 46px;
}
input:focus, textarea:focus, select:focus { border-color: var(--accent); }
textarea { min-height: 120px; resize: vertical; }
.row { display: flex; gap: 12px; flex-wrap: wrap; }
.row > * { flex: 1; min-width: 160px; }
.check {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 10px 0;
  color: var(--text);
}
.check input { width: auto; min-height: auto; }

.btn {
  border: 1px solid var(--line);
  background: var(--bg-3);
  color: var(--text);
  border-radius: 12px;
  padding: 11px 16px;
  font: inherit;
  cursor: pointer;
  transition: 0.15s ease;
  min-height: 44px;
}
.btn:hover { filter: brightness(1.05); }
.btn.primary { background: var(--accent); color: var(--accent-ink); border-color: transparent; font-weight: 700; }
.btn.danger { background: var(--danger-soft); color: var(--danger-text); border-color: color-mix(in srgb, var(--danger) 35%, transparent); }
.btn.ghost { background: transparent; }
.btn.icon {
  width: 42px;
  min-width: 42px;
  padding: 0;
  display: inline-grid;
  place-items: center;
  font-size: 1.1rem;
}
.btn.full { width: 100%; margin-top: 16px; }
.btn-row { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px; }

.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; min-width: 560px; }
th, td {
  text-align: right;
  padding: 12px 10px;
  border-bottom: 1px solid var(--line);
  font-size: 0.92rem;
}
th { color: var(--muted); font-weight: 500; }
.mono { font-family: "IBM Plex Sans", sans-serif; direction: ltr; text-align: left; }

.logs {
  background: var(--logs-bg);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
  max-height: 65vh;
  overflow: auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  line-height: 1.55;
  white-space: pre-wrap;
  direction: ltr;
  text-align: left;
  color: var(--text);
}

.media-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
}
.media-item {
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: var(--bg);
  position: relative;
}
.media-check-wrap {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 2;
  margin: 0;
  background: rgba(0,0,0,.35);
  border-radius: 8px;
  padding: 4px;
}
.media-check-wrap input { width: auto; min-height: auto; margin: 0; }
.media-item img, .media-item video {
  width: 100%;
  height: 140px;
  object-fit: cover;
  display: block;
  background: #111;
}
.media-meta { padding: 10px; }
.media-meta .name { font-size: 0.8rem; word-break: break-all; }
.ai-log-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-height: 70vh;
  overflow: auto;
  margin-top: 12px;
  padding-right: 4px;
}
.ai-log-item {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
  background: color-mix(in srgb, var(--card) 80%, var(--bg));
}
.ai-log-head {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-bottom: 10px;
}
.ai-bubble {
  border-radius: 10px;
  padding: 10px 12px;
  margin-bottom: 8px;
  white-space: pre-wrap;
  word-break: break-word;
  font-size: 0.92rem;
  line-height: 1.5;
}
.ai-bubble.user {
  background: color-mix(in srgb, var(--accent) 12%, transparent);
}
.ai-bubble.bot {
  background: color-mix(in srgb, var(--line) 55%, transparent);
}
.ai-role {
  display: block;
  font-size: 0.72rem;
  opacity: 0.7;
  margin-bottom: 4px;
}
.alert {
  padding: 10px 12px;
  border-radius: 10px;
  margin: 12px 0;
}
.alert.error { background: var(--danger-soft); color: var(--danger-text); border: 1px solid color-mix(in srgb, var(--danger) 30%, transparent); }

.toast {
  position: fixed;
  bottom: calc(18px + env(safe-area-inset-bottom));
  left: 18px;
  right: 18px;
  max-width: 360px;
  margin-inline: auto;
  background: var(--bg-2);
  border: 1px solid var(--line);
  padding: 12px 16px;
  border-radius: 12px;
  box-shadow: var(--shadow);
  z-index: 80;
}
.toast.hidden { display: none; }
.toast.ok { border-color: color-mix(in srgb, var(--ok) 40%, transparent); }
.toast.err { border-color: color-mix(in srgb, var(--danger) 40%, transparent); }

.empty { color: var(--muted); padding: 24px 8px; text-align: center; }

.group-checklist {
  margin-top: 12px;
  display: grid;
  gap: 8px;
  max-height: 320px;
  overflow: auto;
  padding: 4px;
}
.group-item {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--bg);
  cursor: pointer;
}
.group-item input { width: auto; min-height: auto; margin: 0; flex-shrink: 0; }
.group-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--bg-3);
  border: 1px solid var(--line);
  flex-shrink: 0;
}
.group-meta { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.group-meta strong { word-break: break-word; }
.group-meta small { color: var(--muted); }

.selected-groups {
  display: grid;
  gap: 8px;
  margin-top: 8px;
}
.selected-group-chip {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--bg);
}
.selected-group-chip .btn { margin-right: auto; }

.guide-card .guide-body {
  color: var(--muted);
  line-height: 1.8;
  font-size: 0.95rem;
}
.guide-card h4 {
  color: var(--text);
  margin: 18px 0 8px;
}
.guide-card ul {
  margin: 0;
  padding-right: 18px;
}
.guide-card code {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 1px 6px;
  direction: ltr;
  display: inline-block;
}

.menu-toggle, .sidebar-close { display: none; }
.backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--overlay);
  z-index: 35;
}
.backdrop.show { display: block; }

.theme-toggle-login {
  position: absolute;
  top: 14px;
  left: 14px;
}

@media (max-width: 980px) {
  .app-shell { grid-template-columns: 1fr; }
  .menu-toggle { display: inline-grid; }
  .sidebar-close { display: inline-grid; }
  .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: min(86vw, 300px);
    height: 100vh;
    transform: translateX(-105%);
    transition: transform 0.22s ease;
    border-left: 0;
    border-right: 1px solid var(--line);
    box-shadow: var(--shadow);
  }
  html[dir="rtl"] .sidebar {
    inset: 0 0 0 auto;
    transform: translateX(105%);
    border-right: 0;
    border-left: 1px solid var(--line);
  }
  .sidebar.open { transform: translateX(0); }
  .content {
    padding: 16px 14px calc(24px + env(safe-area-inset-bottom));
  }
  .topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    background: color-mix(in srgb, var(--bg) 88%, transparent);
    backdrop-filter: blur(10px);
    padding: 10px 0 12px;
    margin: -6px 0 14px;
  }
  .topbar h1 { font-size: 1.2rem; }
  .span-3, .span-4, .span-6, .span-8, .span-12 { grid-column: span 12; }
  .btn-row .btn { flex: 1 1 calc(50% - 8px); }
  .media-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stat-value { font-size: 1.2rem; }
  .pill { font-size: 0.75rem; }
}

@media (max-width: 560px) {
  .top-actions .btn:not(.icon) { padding-inline: 12px; }
  .btn-row .btn { flex: 1 1 100%; }
  .media-grid { grid-template-columns: 1fr; }
  .login-card { padding: 24px 18px; }
}