/* ============================================
   GRID DYNAMICS — Pages CSS
   Estilos compartidos para las páginas internas
   ============================================ */

/* ---- SECTION CARD ---- */
.section-card {
  background: rgba(10, 26, 32, 0.55);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  position: relative;
  overflow: hidden;
  margin-bottom: var(--space-6);
}
.section-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--grad-card);
  pointer-events: none;
}
.section-title {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--text);
  margin-bottom: var(--space-5);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.section-title svg { width: 18px; height: 18px; stroke-width: 1.75; color: var(--cyan); }

/* ---- FILTER BAR ---- */
.filter-bar {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-6);
}
.filter-bar .search-wrap {
  position: relative;
  flex: 1;
  min-width: 200px;
}
.filter-bar .search-wrap svg {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  width: 16px; height: 16px;
  stroke-width: 1.75;
  color: var(--text3);
  pointer-events: none;
}
.filter-bar .search-wrap .input {
  padding-left: calc(var(--space-3) * 2 + 16px);
}
.filter-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  background: rgba(10, 26, 32, 0.5);
  color: var(--text2);
  font-size: var(--text-sm);
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
  font-family: var(--font-ui);
}
.filter-chip svg { width: 14px; height: 14px; stroke-width: 1.75; }
.filter-chip:hover { border-color: var(--border-bright); color: var(--text); }
.filter-chip.active { border-color: rgba(0,229,255,0.4); color: var(--cyan); background: rgba(0,229,255,0.08); }

/* ---- EMPTY STATE ---- */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-16) var(--space-6);
  text-align: center;
  gap: var(--space-4);
  color: var(--text3);
}
.empty-state-icon {
  width: 72px; height: 72px;
  border-radius: var(--radius-xl);
  background: var(--p-blue);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text3);
  animation: emptyFloat 3s ease-in-out infinite alternate;
}
.empty-state-icon svg { width: 36px; height: 36px; stroke-width: 1; }
@keyframes emptyFloat {
  from { transform: translateY(0); }
  to   { transform: translateY(-8px); }
}
.empty-state h3 { font-size: var(--text-lg); color: var(--text2); font-weight: 700; }
.empty-state p { font-size: var(--text-sm); max-width: 30ch; }

/* ---- MODAL ---- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(5, 10, 13, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s var(--ease-cyber);
}
.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}
.modal-box {
  background: rgba(8, 18, 23, 0.97);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  width: 100%;
  max-width: 500px;
  box-shadow: var(--shadow-lg);
  transform: translateY(20px) scale(0.97);
  transition: transform 0.25s var(--ease-cyber);
  position: relative;
  overflow: hidden;
}
.modal-box::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--grad-card);
  pointer-events: none;
}
.modal-overlay.open .modal-box {
  transform: translateY(0) scale(1);
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
}
.modal-title {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.modal-title svg { width: 20px; height: 20px; stroke-width: 1.75; color: var(--cyan); }
.modal-close {
  width: 32px; height: 32px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text3);
  cursor: pointer;
  transition: all 0.15s;
  background: none;
  border: none;
}
.modal-close svg { width: 18px; height: 18px; stroke-width: 2; }
.modal-close:hover { color: var(--text); background: var(--p-blue); }
.modal-footer {
  display: flex;
  gap: var(--space-3);
  justify-content: flex-end;
  margin-top: var(--space-6);
}
.form-group { margin-bottom: var(--space-4); }

/* ---- PROGRESS BAR ---- */
.progress-bar-wrap {
  height: 6px;
  background: rgba(0, 229, 255, 0.1);
  border-radius: var(--radius);
  overflow: hidden;
}
.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--cyan-dark), var(--cyan));
  border-radius: var(--radius);
  transition: width 0.4s var(--ease-cyber);
  box-shadow: 0 0 8px rgba(0, 229, 255, 0.5);
}

/* ---- STATUS BADGE ---- */
.status-dot {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 700;
}
.status-dot::before {
  content: '';
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--c, var(--text3));
  box-shadow: 0 0 6px var(--c, var(--text3));
}
.status-dot.running { --c: #00e564; color: #00e564; }
.status-dot.pending { --c: #ffa000; color: #ffa000; }
.status-dot.error   { --c: #ff3250; color: #ff3250; }
.status-dot.draft   { --c: var(--text3); color: var(--text3); }
.status-dot.completed { --c: var(--cyan); color: var(--cyan); }

/* ---- ALERT PANEL ---- */
.alert-panel {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.alert-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius);
  border-left: 3px solid;
  background: rgba(10, 26, 32, 0.4);
  font-size: var(--text-sm);
}
.alert-item svg { width: 16px; height: 16px; stroke-width: 2; flex-shrink: 0; margin-top: 1px; }
.alert-item-content { flex: 1; }
.alert-item-title { font-weight: 700; margin-bottom: 2px; }
.alert-item-desc { color: var(--text2); font-size: var(--text-xs); }
.alert-item.warn   { border-color: #ffa000; }
.alert-item.warn svg { color: #ffa000; }
.alert-item.warn .alert-item-title { color: #ffa000; }
.alert-item.error  { border-color: #ff3250; }
.alert-item.error svg { color: #ff3250; }
.alert-item.error .alert-item-title { color: #ff3250; }
.alert-item.info   { border-color: var(--cyan); }
.alert-item.info svg { color: var(--cyan); }
.alert-item.info .alert-item-title { color: var(--cyan); }
.alert-item.success { border-color: #00e564; }
.alert-item.success svg { color: #00e564; }
.alert-item.success .alert-item-title { color: #00e564; }

/* ---- COMPARISON TABLE ---- */
.compare-table { width: 100%; border-collapse: collapse; }
.compare-table th, .compare-table td {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  font-size: var(--text-sm);
  border-bottom: 1px solid rgba(0, 229, 255, 0.06);
  vertical-align: middle;
}
.compare-table th {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: rgba(0,229,255,0.03);
}
.compare-table tbody tr:hover { background: var(--p-blue); }
.compare-table .winner { color: var(--cyan); font-weight: 700; }
.compare-table .loser  { color: var(--text3); }
.winner-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 2px var(--space-3);
  border-radius: var(--radius);
  background: rgba(0, 229, 255, 0.12);
  border: 1px solid rgba(0, 229, 255, 0.3);
  color: var(--cyan);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.05em;
}
.winner-badge svg { width: 12px; height: 12px; stroke-width: 2.5; }

/* ---- SETTINGS ---- */
.settings-section {
  border-bottom: 1px solid var(--border);
  padding-bottom: var(--space-6);
  margin-bottom: var(--space-6);
}
.settings-section:last-child { border-bottom: none; }
.settings-section-title {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--text2);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-4);
}
.danger-zone {
  border: 1px solid rgba(255, 50, 80, 0.25);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  background: rgba(255, 50, 80, 0.04);
}
.danger-zone .settings-section-title { color: #ff3250; }

/* ---- CSV DROP ZONE ---- */
.drop-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-12) var(--space-8);
  text-align: center;
  cursor: pointer;
  transition: all 0.25s var(--ease-cyber);
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
}
.drop-zone:hover, .drop-zone.drag-over {
  border-color: var(--border-bright);
  background: var(--p-blue);
}
.drop-zone.drag-over { border-color: var(--cyan); box-shadow: 0 0 20px rgba(0,229,255,0.1); }
.drop-zone-icon {
  width: 64px; height: 64px;
  border-radius: var(--radius-lg);
  background: var(--p-blue);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text3);
}
.drop-zone-icon svg { width: 32px; height: 32px; stroke-width: 1; }
.drop-zone h3 { font-size: var(--text-base); color: var(--text2); }
.drop-zone p { font-size: var(--text-sm); color: var(--text3); }
.drop-zone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

/* ---- SIMULATION FORM ---- */
.sim-type-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(140px, 100%), 1fr));
  gap: var(--space-3);
}
.sim-type-option { display: none; }
.sim-type-label {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all 0.2s;
  background: rgba(10, 26, 32, 0.4);
  text-align: center;
}
.sim-type-label svg { width: 28px; height: 28px; stroke-width: 1.25; color: var(--text3); }
.sim-type-label strong { font-size: var(--text-sm); color: var(--text2); }
.sim-type-label span { font-size: var(--text-xs); color: var(--text3); }
.sim-type-label:hover { border-color: var(--border-bright); }
.sim-type-option:checked + .sim-type-label {
  border-color: rgba(0, 229, 255, 0.4);
  background: rgba(0, 229, 255, 0.06);
}
.sim-type-option:checked + .sim-type-label svg { color: var(--cyan); }
.sim-type-option:checked + .sim-type-label strong { color: var(--cyan); }

/* Range slider */
input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 4px;
  background: var(--border);
  border-radius: 4px;
  outline: none;
  cursor: pointer;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--cyan);
  border: 2px solid var(--bg);
  box-shadow: 0 0 8px rgba(0, 229, 255, 0.5);
  cursor: pointer;
  transition: transform 0.15s;
}
input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.2); }
input[type="range"]::-moz-range-thumb {
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--cyan);
  border: 2px solid var(--bg);
  cursor: pointer;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .modal-box { padding: var(--space-6); }
  .sim-type-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .filter-bar { flex-direction: column; align-items: stretch; }
  .filter-bar .search-wrap { min-width: unset; }
}