/* =====================================================================
   Htaccess Generator Pro — app.css
   Extends the shared design system (base.css).
   ===================================================================== */

[data-theme="light"] .icon-sun { display: none; }
.icon-moon { display: none; }
[data-theme="light"] .icon-moon { display: inline; }

/* ===================== Toolbar ===================== */
.toolbar-panel { padding: var(--space-4) var(--space-5); }
.toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3) var(--space-4); }
.toolbar-group { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); }
.toolbar .spacer { flex: 1; }

/* ===================== Status badge ===================== */
#statusBadge .status-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--text-muted); flex: none;
  transition: background var(--dur-2), box-shadow var(--dur-2);
}
#statusBadge.is-active { background: var(--success-soft); color: var(--success); border-color: transparent; }
#statusBadge.is-active .status-dot { background: var(--success); box-shadow: 0 0 10px var(--success); }

/* ===================== Builder layout ===================== */
.builder-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  margin-top: var(--space-5);
  align-items: start;
}
.rules-col { gap: var(--space-4); }

.rule-card { padding: var(--space-5); }
.rule-head { gap: var(--space-3); }
.rule-title { font-weight: 700; font-size: 14.5px; }
.rule-desc { margin: var(--space-2) 0 0; font-size: 13px; }

.rule-fields {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.rule-fields.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }
.rule-fields.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-3); }
.rule-fields textarea { font-family: var(--font-mono); font-size: 13px; }
.rule-fields select#denyVersion { margin-bottom: 2px; }

.header-check { gap: var(--space-2); font-size: 13px; padding: 2px 0; }
.header-check code { font-size: 12px; color: var(--text-muted); background: var(--surface-3); padding: 1px 5px; border-radius: 5px; }
.csp-field { margin: 2px 0 0 26px; }
.csp-field input { font-family: var(--font-mono); font-size: 12.5px; }

/* ===================== Output column ===================== */
.output-col { position: sticky; top: calc(var(--space-4) + 64px); padding: 0; overflow: hidden; display: flex; flex-direction: column; max-height: calc(100vh - 140px); }
.pane-head {
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-3);
  padding: var(--space-4) var(--space-5); border-bottom: 1px solid var(--border); flex: none;
}
.pane-title { margin: 0; font-size: 13px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; color: var(--text-secondary); }
.pane-meta { font-size: 12px; }

.output-scroll { position: relative; flex: 1; min-height: 300px; overflow: auto; }
.output-code { margin: 0; padding: var(--space-5); font-size: 13px; line-height: 1.7; white-space: pre; min-height: 100%; tab-size: 2; color: var(--text-secondary); }
.output-code .cmt { color: var(--text-muted); font-style: italic; }
.output-code .dir { color: var(--brand-400); font-weight: 600; }
.output-code:empty { display: none; }

.output-empty {
  position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: var(--space-3); pointer-events: none;
}
.output-empty p { margin: 0; }
.output-empty.is-hidden { display: none; }

/* ===================== Shortcuts modal table ===================== */
.shortcut-table { width: 100%; border-collapse: collapse; }
.shortcut-table td { padding: 10px 4px; border-bottom: 1px solid var(--border); font-size: 14px; }
.shortcut-table tr:last-child td { border-bottom: none; }
.shortcut-table td:last-child { text-align: right; white-space: nowrap; }
.shortcut-table kbd + kbd { margin-left: 4px; }

/* ===================== Responsive ===================== */
@media (max-width: 900px) {
  .builder-grid { grid-template-columns: 1fr; }
  .output-col { position: static; max-height: none; }
  .output-scroll { min-height: 300px; }
}
@media (max-width: 640px) {
  .rule-fields.grid-2, .rule-fields.grid-3 { grid-template-columns: 1fr; }
  #statusBadge { display: none; }
  .toolbar .spacer { display: none; }
  .toolbar-group { width: 100%; }
  .toolbar-group .btn { flex: 1; }
}