@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Noto+Naskh+Arabic:wght@400;600&display=swap');

:root {
  --bg: #0B0C0E;
  --surface: #16181C;
  --surface-raised: #1C1E23;
  --border: #2A2D33;
  --text: #E8E9EC;
  --text-dim: #888D96;
  --text-faint: #55585F;
  --accent: #5B7A99;
  --accent-dim: #3C5064;
  --danger: #B9614F;
  --ok: #6E9E75;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, sans-serif;
}

body {
  min-height: 100vh;
  padding: 0 16px;
}

.rtl {
  direction: rtl;
  font-family: 'Noto Naskh Arabic', 'Tahoma', sans-serif;
  text-align: right;
}

.wrap {
  max-width: 920px;
  margin: 0 auto;
  padding-block: 24px 64px;
}

header.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

header.app-header h1 {
  font-size: 18px;
  font-weight: 600;
  margin: 0;
  color: var(--text);
}

header.app-header .sub {
  color: var(--text-dim);
  font-size: 13px;
}

#user-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-dim);
}

#user-badge img {
  width: 24px;
  height: 24px;
  border-radius: 50%;
}

button {
  font-family: inherit;
  cursor: pointer;
}

.btn {
  background: var(--surface-raised);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 500;
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent-dim); border-color: var(--accent); }
.btn.primary:hover { background: var(--accent); }

.tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}
.tab-btn {
  background: none;
  border: none;
  color: var(--text-dim);
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 500;
  border-bottom: 2px solid transparent;
}
.tab-btn.active {
  color: var(--text);
  border-bottom-color: var(--accent);
}

.panel { display: none; }
.panel.active { display: block; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 16px;
}

.field { margin-bottom: 14px; }
.field label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dim);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.field .hint {
  font-size: 12px;
  color: var(--text-faint);
  margin-top: 4px;
  text-transform: none;
  letter-spacing: normal;
}
.field input[type="text"],
.field textarea,
.field select {
  width: 100%;
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 10px 12px;
  font-size: 14px;
  font-family: inherit;
}
.field textarea { min-height: 70px; resize: vertical; }
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-color: var(--accent);
}

.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 640px) { .row2 { grid-template-columns: 1fr; } }

.badge-optional {
  font-size: 10px;
  font-weight: 500;
  color: var(--text-faint);
  text-transform: none;
  margin-left: 6px;
}

.output-block {
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
  margin-bottom: 12px;
  position: relative;
}
.output-block h3 {
  font-size: 12px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin: 0 0 8px;
}
.output-block pre {
  white-space: pre-wrap;
  word-break: break-word;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 13.5px;
  line-height: 1.6;
  margin: 0;
}
.output-block .copy-btn {
  position: absolute;
  top: 10px;
  right: 10px;
}

.gate {
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.gate .card { max-width: 360px; }

.chart-wrap {
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 16px;
}

.analytics-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.analytics-toolbar .btn:disabled {
  opacity: 0.5;
  cursor: default;
}
.analytics-toolbar .hint {
  font-size: 12px;
  color: var(--text-faint);
}

#report-body { overflow-x: auto; }
#report-body table {
  border-collapse: collapse;
  width: 100%;
  min-width: 640px;
  font-size: 13px;
}
#report-body th, #report-body td {
  border: 1px solid var(--border);
  padding: 6px 10px;
  text-align: left;
  white-space: nowrap;
}
#report-body th { color: var(--text-dim); }

.channel-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
.channel-chip {
  border: 1px solid var(--border);
  background: var(--surface-raised);
  color: var(--text-dim);
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 12px;
}
.channel-chip.active {
  color: var(--text);
  border-color: var(--accent);
  background: var(--accent-dim);
}

.empty-state {
  color: var(--text-dim);
  font-size: 13px;
  text-align: center;
  padding: 40px 20px;
}

[hidden] { display: none !important; }