/* =========================================
   Batería Virtual Simulator - Estilos Profesionales Premium
   ========================================= */

/* --- Prevenir overflow horizontal en móvil (regla global) --- */
@media (max-width: 768px) {
  html, body {
    max-width: 100vw;
    overflow-x: hidden;
  }

  .container, .card, .bv-results-grid, .bv-alternatives-list {
    max-width: 100vw;
    overflow-x: hidden;
  }

  .bv-form-container {
    max-width: 100vw;
  }

  * {
    word-wrap: break-word;
    overflow-wrap: break-word;
  }
}

/* --- Animaciones Premium --- */
@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInScale {
  from {
    opacity: 0;
    transform: translateY(-10px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes shimmer {
  0% {
    background-position: -1000px 0;
  }
  100% {
    background-position: 1000px 0;
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

@keyframes glow {
  0%, 100% {
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.3);
  }
  50% {
    box-shadow: 0 0 40px rgba(139, 92, 246, 0.6);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* --- Layout & Containers --- */
.bv-form-container {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

/* Permite que contenidos con min-width (p.ej. la tabla manual) no “empujen” el layout en móvil */
.bv-form-container > * {
  min-width: 0;
}

@media (max-width: 900px) {
  .bv-form-container {
    grid-template-columns: 1fr;
  }
}

#bv-data-zone {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Grids responsivos para formularios */
.bv-form-2col { grid-template-columns: 1fr 1fr; }
.bv-form-3col { grid-template-columns: 1fr 1fr 1fr; }

@media (max-width: 600px) {
  .bv-form-2col, .bv-form-3col {
    grid-template-columns: 1fr !important;
  }
}

/* =========================================================
   DESGLOSE BV: Desktop (tabla) vs Móvil (tarjetas)
   ========================================================= */

.bv-breakdown-mobile { display: none; }

@media (max-width: 768px){
  .bv-breakdown-desktop { display: none; }
  .bv-breakdown-mobile { display: block; }

  .bv-breakdown-mobile {
    display: grid;
    gap: 16px;
  }

  .bv-month-card {
    border: 1px solid var(--border);
    border-radius: 20px;
    background: linear-gradient(145deg, var(--card) 0%, rgba(139, 92, 246, 0.03) 100%);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    transition: all 0.3s ease;
  }

  .bv-month-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
  }

  .bv-month-head {
    padding: 16px 18px;
    font-weight: 900;
    font-size: 1.1rem;
    letter-spacing: 0.3px;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(139, 92, 246, 0.05));
    border-bottom: 2px solid rgba(139, 92, 246, 0.2);
    color: var(--accent);
  }

  .bv-month-body {
    display: grid;
    gap: 0;
  }

  .bv-month-item {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: baseline;
    gap: 16px;
    padding: 14px 18px;
    border-bottom: 1px solid rgba(139, 92, 246, 0.08);
    transition: background 0.2s ease;
  }

  .bv-month-item:hover {
    background: rgba(139, 92, 246, 0.04);
  }

  .bv-month-item:last-child { border-bottom: none; }

  .bv-month-label {
    font-weight: 800;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.75rem;
    line-height: 1.3;
  }

  .bv-month-value {
    font-weight: 900;
    font-variant-numeric: tabular-nums;
    justify-self: end;
    font-size: 1.05rem;
  }

  button.bv-month-value {
    background: none;
    border: none;
    padding: 0;
    margin: 0;
    color: inherit;
    text-align: right;
    touch-action: manipulation;
    cursor: pointer;
    transition: color 0.2s ease;
  }

  button.bv-month-value:hover {
    color: var(--accent);
  }

  button.bv-month-value:focus-visible {
    outline: 3px solid var(--accent);
    outline-offset: 3px;
    border-radius: 8px;
  }

  .bv-val-good { color: var(--accent2); }
  .bv-val-warn { color: var(--danger); }
  .bv-val-pay {
    color: var(--accent2);
    font-size: 1.15rem;
    text-shadow: 0 0 10px rgba(34, 197, 94, 0.3);
  }
  .bv-val-bv {
    color: #fbbf24;
    text-shadow: 0 0 10px rgba(251, 191, 36, 0.3);
  }
}

@media (max-width: 900px) {
  .bv-form-container {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

/* --- Upload Zone Moderna y Profesional --- */
.bv-upload-compact {
  background: linear-gradient(145deg, var(--card2) 0%, rgba(139, 92, 246, 0.05) 100%);
  border: 2px solid rgba(139, 92, 246, 0.2);
  border-radius: 20px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.bv-upload-compact::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(139, 92, 246, 0.1), transparent);
  transition: left 0.5s ease;
}

.bv-upload-compact:hover::before {
  left: 100%;
}

.bv-upload-compact:hover {
  border-color: rgba(139, 92, 246, 0.4);
  box-shadow: 0 8px 30px rgba(139, 92, 246, 0.15);
  transform: translateY(-2px);
}

.bv-upload-header {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.bv-upload-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: 0.3px;
}

.bv-upload-icon-small {
  font-size: 1.5rem;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.bv-upload-hint {
  font-size: 0.9rem;
  color: var(--muted);
  margin-left: 42px;
  line-height: 1.5;
}

.bv-upload-btn {
  width: 100%;
  background: linear-gradient(135deg, var(--accent) 0%, #6366f1 100%) !important;
  color: white !important;
  border: none !important;
  padding: 16px 24px !important;
  font-size: 1.05rem !important;
  font-weight: 700 !important;
  border-radius: 14px !important;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
  position: relative;
  overflow: hidden;
}

.bv-upload-btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.bv-upload-btn:hover::before {
  width: 300px;
  height: 300px;
}

.bv-upload-btn:hover {
  background: linear-gradient(135deg, #6366f1 0%, var(--accent) 100%) !important;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(139, 92, 246, 0.5);
}

.bv-upload-btn:active {
  transform: translateY(0) scale(0.98);
}

html.light-mode .bv-upload-btn {
  background: linear-gradient(135deg, #8b5cf6 0%, #6366f1 100%) !important;
  box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
}

.bv-file-selected-inline {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.15), rgba(34, 197, 94, 0.08));
  border: 2px solid rgba(34, 197, 94, 0.4);
  border-radius: 12px;
  animation: slideInScale 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 15px rgba(34, 197, 94, 0.15);
}

.bv-file-status-icon {
  font-size: 1.4rem;
  color: var(--accent2);
  font-weight: 900;
  filter: drop-shadow(0 2px 4px rgba(34, 197, 94, 0.3));
}

.bv-file-selected-inline .bv-file-name {
  flex: 1;
  color: var(--accent2);
  font-weight: 700;
  font-size: 1rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.bv-remove-file-inline {
  background: rgba(239, 68, 68, 0.2);
  border: 2px solid rgba(239, 68, 68, 0.4);
  color: var(--danger);
  padding: 6px 12px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 900;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.bv-remove-file-inline:hover {
  background: rgba(239, 68, 68, 0.3);
  border-color: var(--danger);
  transform: scale(1.05);
}

.bv-upload-divider {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 12px 0;
  font-size: 0.85rem;
  color: var(--muted);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.bv-upload-divider::before,
.bv-upload-divider::after {
  content: '';
  flex: 1;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

/* --- Tabla Manual Mejorada --- */
.bv-manual-container {
  background: linear-gradient(145deg, var(--card) 0%, rgba(139, 92, 246, 0.03) 100%);
  border: 2px solid rgba(139, 92, 246, 0.15);
  border-radius: 20px;
  padding: 24px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

html.light-mode .bv-manual-container {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.9), rgba(139, 92, 246, 0.03));
  border-color: rgba(139, 92, 246, 0.2);
}

.bv-manual-scroll-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 0 -8px;
  padding: 0 8px 8px 8px;
  max-width: 100%;
  min-width: 0;
}

.bv-manual-grid-scroll {
  /* En escritorio dejamos que el contenido crezca (sin scroll interno) para ver todos los meses de un vistazo */
  overflow-y: visible;
  padding-right: 0;
  margin-bottom: 12px;
  max-width: 100%;
  min-width: 0;
}

/* En pantallas pequeñas, limitamos la altura y activamos scroll vertical para no hacer interminable la página */
@media (max-width: 900px) {
  .bv-manual-grid-scroll {
    max-height: 450px;
    overflow-y: auto;
    padding-right: 8px;
  }
}

/* En escritorio, la tabla debe encajar sin scroll horizontal.
   En móvil, se permite scroll horizontal para no aplastar inputs. */
@media (max-width: 900px) {
  .bv-manual-header,
  .bv-manual-row,
  .bv-manual-totals-row {
    min-width: 600px;
  }
}

.bv-manual-grid-scroll::-webkit-scrollbar {
  width: 10px;
}

.bv-manual-grid-scroll::-webkit-scrollbar-track {
  background: rgba(139, 92, 246, 0.05);
  border-radius: 10px;
}

.bv-manual-grid-scroll::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--accent), #6366f1);
  border-radius: 10px;
  border: 2px solid var(--card);
}

.bv-manual-grid-scroll::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, #6366f1, var(--accent));
}

/* --- Winner Card Premium --- */
.bv-winner-card-compact {
  background: linear-gradient(145deg,
    rgba(34, 197, 94, 0.15) 0%,
    rgba(139, 92, 246, 0.12) 50%,
    rgba(34, 197, 94, 0.08) 100%
  );
  border: 3px solid transparent;
  background-clip: padding-box;
  border-radius: 24px;
  padding: 36px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  position: relative;
  box-shadow:
    0 20px 60px rgba(0, 0, 0, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
  animation: slideInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.bv-winner-card-compact::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    45deg,
    transparent,
    rgba(34, 197, 94, 0.1),
    transparent
  );
  transform: rotate(45deg);
  animation: shimmer 3s infinite;
}

.bv-winner-card-compact::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 24px;
  padding: 3px;
  background: linear-gradient(135deg,
    rgba(34, 197, 94, 0.6),
    rgba(139, 92, 246, 0.6),
    rgba(34, 197, 94, 0.6)
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.bv-winner-card-compact:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow:
    0 25px 70px rgba(34, 197, 94, 0.25),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.bv-winner-badge {
  background: linear-gradient(135deg, var(--accent2) 0%, #10b981 100%);
  color: #fff;
  font-weight: 900;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 1.5px;
  padding: 8px 20px;
  border-radius: 999px;
  margin-bottom: 20px;
  box-shadow:
    0 4px 15px rgba(34, 197, 94, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
  animation: pulse 2s infinite;
  position: relative;
  z-index: 1;
}

.bv-winner-name {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 900;
  margin-bottom: 12px;
  line-height: 1.1;
  background: linear-gradient(135deg, var(--text) 0%, var(--accent) 50%, var(--accent2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  overflow-wrap: anywhere;
  position: relative;
  z-index: 1;
  text-shadow: 0 2px 10px rgba(139, 92, 246, 0.2);
}

/* --- KPI Cards Premium --- */
.bv-kpis-stack {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.bv-kpi-card {
  flex: 1;
  background: linear-gradient(145deg, var(--card) 0%, rgba(139, 92, 246, 0.05) 100%);
  border: 2px solid rgba(139, 92, 246, 0.15);
  border-radius: 20px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  animation: slideInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  animation-delay: 0.1s;
  animation-fill-mode: both;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.bv-kpi-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), #6366f1, var(--accent));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.bv-kpi-card:hover {
  transform: translateY(-4px);
  border-color: rgba(139, 92, 246, 0.4);
  box-shadow: 0 12px 40px rgba(139, 92, 246, 0.2);
}

.bv-kpi-card:hover::before {
  opacity: 1;
}

.bv-kpi-card.highlight {
  background: linear-gradient(145deg,
    rgba(251, 191, 36, 0.12) 0%,
    rgba(251, 191, 36, 0.05) 100%
  );
  border-color: rgba(251, 191, 36, 0.4);
  animation-delay: 0.2s;
}

.bv-kpi-card.highlight::before {
  background: linear-gradient(90deg, #fbbf24, #f59e0b, #fbbf24);
}

.bv-kpi-label {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--muted);
  font-weight: 900;
  margin-bottom: 12px;
}

.bv-kpi-value {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--text);
  line-height: 1;
  margin-bottom: 8px;
  font-variant-numeric: tabular-nums;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.bv-kpi-value.surplus {
  color: #fbbf24;
  text-shadow: 0 0 30px rgba(251, 191, 36, 0.4);
  animation: glow 2s infinite;
}

.bv-kpi-sub {
  font-size: 0.9rem;
  color: var(--muted2);
  line-height: 1.4;
}

/* --- PILLS / BADGES Modernos --- */
.bv-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  border: 2px solid;
  white-space: nowrap;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.bv-pill--bv {
  border-color: rgba(34, 197, 94, 0.6);
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.2), rgba(34, 197, 94, 0.1));
  color: var(--accent2);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.bv-pill--bv:hover {
  transform: scale(1.05);
  box-shadow: 0 4px 15px rgba(34, 197, 94, 0.3);
}

.bv-pill--no-bv {
  border-color: rgba(239, 68, 68, 0.6);
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.15), rgba(239, 68, 68, 0.08));
  color: var(--danger);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.bv-pill--no-bv:hover {
  transform: scale(1.05);
  box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3);
}

.bv-note {
  margin: -6px 0 16px;
  padding: 14px 16px;
  border-radius: 14px;
  border: 2px dashed rgba(139, 92, 246, 0.3);
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.08), rgba(139, 92, 246, 0.03));
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.5;
  transition: all 0.3s ease;
}

.bv-note:hover {
  border-color: rgba(139, 92, 246, 0.5);
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.12), rgba(139, 92, 246, 0.06));
}

/* --- Results Grid --- */
.bv-results-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: stretch;
  padding: 0 8px 32px 8px;
}

@media (max-width: 768px) {
  .bv-results-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

/* --- Alternativas Compactas y Profesionales --- */
.bv-alternatives-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 0 8px 32px 8px;
}

.bv-alt-card-compact {
  background: linear-gradient(145deg, var(--card) 0%, rgba(139, 92, 246, 0.03) 100%);
  border: 2px solid rgba(139, 92, 246, 0.15);
  padding: 20px 24px;
  border-radius: 16px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
  animation: slideInUp 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  animation-fill-mode: both;
}

.bv-alt-card-compact:hover {
  border-color: rgba(139, 92, 246, 0.3);
  box-shadow: 0 4px 20px rgba(139, 92, 246, 0.12);
}

.bv-alt-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.bv-alt-title-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  flex: 1;
  min-width: 250px;
}

.bv-alt-rank {
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--muted);
  opacity: 0.4;
  min-width: 40px;
  text-align: center;
  line-height: 1;
}

.bv-alt-name {
  margin: 0;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1.2;
}

.bv-alt-price-box {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
}

.bv-alt-price {
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--text);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.bv-alt-price-label {
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 700;
}

.bv-alt-bv-saldo {
  font-size: 0.95rem;
  color: #fbbf24;
  font-weight: 700;
  margin-top: 4px;
  text-shadow: 0 0 10px rgba(251, 191, 36, 0.2);
}

.bv-note-compact {
  margin: 0 0 14px 0;
  padding: 10px 14px;
  font-size: 0.85rem;
}

.bv-alt-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.bv-alt-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 16px;
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 2px solid;
  text-decoration: none;
  font-family: inherit;
  white-space: nowrap;
}

.bv-alt-btn-info {
  background: linear-gradient(135deg, var(--accent) 0%, #6366f1 100%);
  border-color: transparent;
  color: white;
  box-shadow: 0 2px 10px rgba(139, 92, 246, 0.3);
}

.bv-alt-btn-info:hover {
  background: linear-gradient(135deg, #6366f1 0%, var(--accent) 100%);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(139, 92, 246, 0.5);
  color: white;
}

.bv-alt-btn-toggle {
  background: linear-gradient(135deg, var(--card2), rgba(139, 92, 246, 0.05));
  border-color: rgba(139, 92, 246, 0.25);
  color: var(--text);
}

.bv-alt-btn-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.12), rgba(139, 92, 246, 0.06));
  transform: translateY(-2px);
}

.bv-alt-btn-toggle.active {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(139, 92, 246, 0.1));
  border-color: var(--accent);
  color: var(--accent);
}

.bv-alt-btn-toggle svg {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.bv-alt-btn-toggle.active svg {
  transform: rotate(180deg);
}

.bv-alt-details {
  margin-top: 16px;
  overflow: hidden;
}

.bv-alt-details[open] {
  animation: slideInUp 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@media (max-width: 768px) {
  .bv-alt-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .bv-alt-price-box {
    align-items: flex-start;
    width: 100%;
  }

  .bv-alt-actions {
    width: 100%;
  }

  .bv-alt-btn {
    flex: 1;
    min-width: 0;
  }
}

/* --- Tabla de Desglose Mejorada --- */
.bv-table-container {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  margin-top: 20px;
  border-radius: 16px;
  border: 2px solid rgba(139, 92, 246, 0.15);
  background: linear-gradient(145deg, rgba(0, 0, 0, 0.02), rgba(139, 92, 246, 0.03));
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.05);
}

html.light-mode .bv-table-container {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.5), rgba(139, 92, 246, 0.03));
}

.bv-table {
  width: 100%;
  min-width: 900px;
  border-collapse: collapse !important;
  font-size: 0.9rem;
  table-layout: auto !important;
}

@media (max-width: 768px) {
  .bv-table {
    min-width: 0 !important;
  }
}

.bv-table th {
  padding: 16px 10px;
  background: linear-gradient(135deg, var(--bg0), rgba(139, 92, 246, 0.05));
  color: var(--muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  font-weight: 900;
  border-bottom: 2px solid rgba(139, 92, 246, 0.2);
  text-align: center;
  vertical-align: middle;
}

.bv-table td {
  padding: 14px 10px;
  border-bottom: 1px solid rgba(139, 92, 246, 0.1);
  color: var(--text);
  vertical-align: middle;
  text-align: center;
  transition: background 0.2s ease;
  font-weight: 600;
}

.bv-table tr:hover td {
  background: rgba(139, 92, 246, 0.05);
}

.bv-table th:first-child,
.bv-table td:first-child {
  text-align: left !important;
  padding-left: 16px;
  width: 80px !important;
  white-space: nowrap;
  font-size: 0.85rem;
  font-weight: 900;
}

/* --- Details/Summary Mejorados --- */
#bv-results details {
  margin-bottom: 24px;
}

#bv-results details > summary {
  position: relative;
  padding: 18px 50px 18px 20px !important;
  cursor: pointer;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--card2), rgba(139, 92, 246, 0.05));
  border: 2px solid rgba(139, 92, 246, 0.15);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

#bv-results details > summary:hover {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(139, 92, 246, 0.05));
  border-color: rgba(139, 92, 246, 0.3);
  box-shadow: 0 4px 20px rgba(139, 92, 246, 0.15);
  transform: translateY(-2px);
}

#bv-results details > summary::-webkit-details-marker {
  display: none;
}

#bv-results details > summary::after {
  content: '▾';
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.2rem;
  color: var(--accent);
  opacity: 0.8;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease;
}

#bv-results details[open] > summary::after {
  transform: translateY(-50%) rotate(180deg);
  opacity: 1;
}

/* --- INPUTS Mejorados --- */
.input,
.manual-input,
select.input {
  transition: all 0.3s ease;
  border: 2px solid rgba(139, 92, 246, 0.2);
  border-radius: 12px;
  font-weight: 600;
}

.input:focus,
.manual-input:focus,
select.input:focus {
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.1) !important;
  transform: translateY(-1px);
}

.manual-input.valid {
  border-color: rgba(34, 197, 94, 0.5) !important;
  box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.1);
}

.manual-input.error {
  border-color: rgba(239, 68, 68, 0.5) !important;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
  animation: shake 0.3s ease;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-4px); }
  75% { transform: translateX(4px); }
}

/* --- SELECT Mejorado --- */
select.input {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background: linear-gradient(145deg, rgba(0,0,0,0.15), rgba(139, 92, 246, 0.05))
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%238b5cf6'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='3' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E")
    no-repeat right 16px center / 20px;
  padding-right: 50px;
  cursor: pointer;
  font-weight: 700;
}

html.light-mode select.input {
  background: linear-gradient(145deg, rgba(255,255,255,0.9), rgba(139, 92, 246, 0.03))
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%238b5cf6'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='3' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E")
    no-repeat right 16px center / 20px;
}

/* --- Manual Header Mejorado --- */
.bv-manual-header {
  display: grid;
  grid-template-columns: 80px repeat(4, 1fr);
  gap: 8px;
  padding: 0 4px 12px;
  border-bottom: 3px solid rgba(139, 92, 246, 0.3);
  margin-bottom: 8px;
  font-size: 0.75rem;
  font-weight: 900;
  color: var(--muted);
  text-align: center;
  cursor: help;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* --- Manual Cells (desktop-first) --- */
/*
  En escritorio la tabla se comporta como una grid de 5 columnas.
  Para permitir un layout "tarjetas" en móvil sin duplicar DOM, las celdas
  van agrupadas en .bv-manual-row-cells que por defecto se renderiza como
  display: contents (sus hijos participan en la grid del padre).
*/
.bv-manual-row-cells {
  display: contents;
}

.bv-manual-cell {
  min-width: 0;
}

.bv-manual-cell .manual-input {
  width: 100%;
}

.bv-manual-cell-label {
  display: none;
}

.bv-manual-header span {
  transition: all 0.2s ease;
  padding: 4px;
  border-radius: 6px;
}

.bv-manual-header span:hover {
  color: var(--accent);
  background: rgba(139, 92, 246, 0.08);
  transform: translateY(-1px);
}

/* --- Manual Row Mejorada --- */
.bv-manual-row {
  display: grid;
  grid-template-columns: 80px repeat(4, 1fr);
  gap: 8px;
  align-items: center;
  padding: 8px 4px;
  border-bottom: 1px solid rgba(139, 92, 246, 0.1);
  transition: background 0.2s ease;
  border-radius: 8px;
  margin-bottom: 2px;
}

.bv-manual-row:hover {
  background: rgba(139, 92, 246, 0.04);
}

.bv-manual-row-label {
  font-weight: 800;
  font-size: 0.85rem;
  color: var(--text);
  letter-spacing: 0.3px;
}

/* --- Totales Row Mejorada --- */
.bv-manual-totals-row {
  display: grid;
  grid-template-columns: 80px repeat(4, 1fr);
  gap: 8px;
  padding: 12px 4px;
  margin-top: 8px;
  border-top: 3px solid var(--accent);
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(139, 92, 246, 0.08));
  border-radius: 12px;
  font-size: 0.9rem;
  text-align: center;
  color: var(--text);
  font-weight: 900;
  box-shadow: 0 4px 15px rgba(139, 92, 246, 0.15);
}

.bv-manual-totals-row span:first-child {
  text-align: left;
  color: var(--accent);
  font-size: 1rem;
  letter-spacing: 0.5px;
}

/* --- Mobile portrait: tabla -> tarjetas por mes (sin scroll horizontal) --- */
@media (max-width: 520px) {
  .bv-manual-scroll-wrapper {
    /* Quitamos scroll interno: en móvil es más usable que todo scrollee con la página */
    overflow: visible;
    margin: 0;
    padding: 0;
  }

  .bv-manual-grid-scroll {
    overflow: visible;
    max-height: none;
    padding-right: 0;
  }

  .bv-manual-header {
    display: none;
  }

  /* Anula el min-width aplicado en <=900px */
  .bv-manual-header,
  .bv-manual-row,
  .bv-manual-totals-row {
    min-width: 0 !important;
  }

  .bv-manual-row {
    display: block;
    padding: 14px 12px;
    margin-bottom: 10px;
    border: 1px solid rgba(139, 92, 246, 0.16);
    background: linear-gradient(145deg, rgba(0,0,0,0.10), rgba(139, 92, 246, 0.03));
  }

  html.light-mode .bv-manual-row {
    background: linear-gradient(145deg, rgba(255,255,255,0.85), rgba(139, 92, 246, 0.03));
    border-color: rgba(139, 92, 246, 0.20);
  }

  .bv-manual-row-label {
    display: block;
    margin-bottom: 10px;
    font-size: 0.95rem;
  }

  .bv-manual-row-cells {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .bv-manual-cell {
    display: flex;
    flex-direction: column;
    gap: 6px;
  }

  .bv-manual-cell-label {
    display: block;
    font-size: 0.70rem;
    font-weight: 900;
    color: var(--muted);
    letter-spacing: 0.6px;
    text-transform: uppercase;
  }

  .bv-manual-cell .manual-input {
    padding: 10px 12px;
    font-size: 0.95rem;
  }

  /* En móvil, el resumen de totales es más claro que la fila TOTAL dentro de la tabla */
  .bv-manual-totals-row {
    display: none !important;
  }
}

/* --- Privacy Panel Mejorado --- */
.bv-privacy-panel {
  margin-top: 16px;
  padding: 16px;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.12), rgba(139, 92, 246, 0.06));
  border-radius: 14px;
  border: 2px solid rgba(139, 92, 246, 0.25);
  box-shadow: 0 4px 15px rgba(139, 92, 246, 0.1);
}

.bv-privacy-info {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
}

.bv-privacy-icon {
  font-size: 18px;
  flex-shrink: 0;
  line-height: 1.4;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.bv-privacy-text {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.6;
}

.bv-privacy-text strong {
  color: var(--text);
  font-weight: 800;
}

/* --- Botones de Control Mejorados --- */
.bv-control-btn,
.bv-reset-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: linear-gradient(135deg, var(--card2), rgba(139, 92, 246, 0.05));
  border: 2px solid rgba(139, 92, 246, 0.2);
  color: var(--text);
  font-size: 0.85rem;
  padding: 8px 16px;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 700;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  white-space: nowrap;
  font-family: inherit;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.bv-control-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(139, 92, 246, 0.08));
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
}

.bv-reset-btn:hover {
  border-color: var(--danger);
  color: var(--danger);
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.15), rgba(239, 68, 68, 0.08));
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3);
}

.bv-control-btn:active,
.bv-reset-btn:active {
  transform: scale(0.95) translateY(0);
}

/* --- Save Indicator Mejorado --- */
.bv-save-indicator {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 999px;
  transition: all 0.3s ease;
  opacity: 0;
  pointer-events: none;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.bv-save-indicator.saving {
  opacity: 1;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(139, 92, 246, 0.1));
  color: var(--accent);
  border: 2px solid rgba(139, 92, 246, 0.35);
}

.bv-save-indicator.saved {
  opacity: 1;
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.2), rgba(34, 197, 94, 0.1));
  color: var(--accent2);
  border: 2px solid rgba(34, 197, 94, 0.35);
  animation: pulse 0.6s ease;
}

/* --- TOOLTIPS Mejorados --- */
.bv-floating-tooltip {
  position: fixed;
  display: none;
  background: linear-gradient(145deg, #0f172a, #1e293b);
  color: #fff;
  border: 2px solid var(--accent);
  padding: 16px 20px;
  border-radius: 14px;
  font-size: 0.9rem;
  font-weight: 500;
  line-height: 1.7;
  white-space: pre-wrap;
  z-index: 100001;
  box-shadow:
    0 20px 60px rgba(0, 0, 0, 0.9),
    0 0 0 1px rgba(139, 92, 246, 0.2);
  pointer-events: none;
  max-width: min(360px, calc(100vw - 32px));
  opacity: 1 !important;
  animation: fadeIn 0.2s ease;
}

html.light-mode .bv-floating-tooltip {
  background: linear-gradient(145deg, #ffffff, #f8fafc);
  color: var(--text);
  border-color: rgba(139, 92, 246, 0.4);
  box-shadow:
    0 20px 60px rgba(0, 0, 0, 0.25),
    0 0 0 1px rgba(139, 92, 246, 0.1);
}

.bv-tooltip-trigger {
  cursor: help;
  text-decoration: underline dotted rgba(139, 92, 246, 0.5);
  text-underline-offset: 4px;
  transition: all 0.2s ease;
}

.bv-tooltip-trigger:hover {
  color: var(--accent);
  text-decoration-color: var(--accent);
  text-shadow: 0 0 8px rgba(139, 92, 246, 0.3);
}

@media (pointer: coarse) {
  .bv-tooltip-trigger {
    cursor: pointer;
  }
}

/* --- Modal de Tooltips Mejorado --- */
body.bv-modal-open {
  overflow: hidden;
}

.bv-tip-modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: flex-end;
  justify-content: center;
  padding: 20px;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  z-index: 100001;
  animation: fadeIn 0.3s ease;
}

.bv-tip-modal.show {
  display: flex;
}

.bv-tip-card {
  width: min(800px, calc(100vw - 40px));
  max-height: 85vh;
  overflow: auto;
  background: linear-gradient(145deg, #0f172a, #1e293b);
  border: 2px solid rgba(139, 92, 246, 0.4);
  border-radius: 24px;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.9);
  padding: 24px;
  position: relative;
  opacity: 1 !important;
  word-wrap: break-word;
  overflow-wrap: break-word;
  animation: slideInUp 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

html.light-mode .bv-tip-card {
  background: linear-gradient(145deg, #ffffff, #f8fafc);
  border-color: rgba(139, 92, 246, 0.3);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.3);
}

.bv-tip-title {
  font-weight: 900;
  font-size: 1.2rem;
  letter-spacing: 0.3px;
  margin: 0 50px 16px 0;
  color: var(--accent);
}

.bv-tip-close {
  position: absolute;
  top: 16px;
  right: 16px;
  border: 2px solid rgba(139, 92, 246, 0.3);
  background: linear-gradient(135deg, var(--card2), rgba(139, 92, 246, 0.1));
  color: var(--text);
  border-radius: 12px;
  padding: 10px 12px;
  line-height: 1;
  font-weight: 900;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 1.2rem;
}

.bv-tip-close:hover {
  border-color: var(--danger);
  color: var(--danger);
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.2), rgba(239, 68, 68, 0.1));
  transform: rotate(90deg);
}

.bv-tip-close:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

.bv-tip-content {
  margin: 0;
  white-space: pre-wrap;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text);
  word-wrap: break-word;
  overflow-wrap: break-word;
  max-width: 100%;
}

/* --- Botón Simular Mejorado --- */
#bv-simulate {
  background: linear-gradient(135deg, var(--accent) 0%, #6366f1 100%) !important;
  border: none !important;
  box-shadow: 0 8px 30px rgba(139, 92, 246, 0.4) !important;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1) !important;
  font-size: 1.15rem !important;
  font-weight: 800 !important;
  padding: 18px 32px !important;
  border-radius: 16px !important;
  position: relative;
  overflow: hidden;
}

#bv-simulate::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

#bv-simulate:hover::before {
  width: 400px;
  height: 400px;
}

#bv-simulate:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 12px 40px rgba(139, 92, 246, 0.6) !important;
}

#bv-simulate:active {
  transform: translateY(-1px) scale(0.98);
}

/* --- Link Tarifa Mejorado --- */
.bv-link-tarifa {
  background: linear-gradient(135deg, var(--card), rgba(139, 92, 246, 0.05)) !important;
  border: 2px solid rgba(139, 92, 246, 0.2) !important;
  color: var(--text) !important;
  font-weight: 700 !important;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  border-radius: 12px;
  padding: 12px 20px;
}

.bv-link-tarifa:hover {
  border-color: var(--accent) !important;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(139, 92, 246, 0.08)) !important;
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(139, 92, 246, 0.3);
}

/* --- Fade Container --- */
.fade-container {
  animation: fadeIn 0.6s ease;
}

/* --- Responsive Móvil --- */
@media (max-width: 768px) {
  .bv-upload-compact {
    padding: 20px;
  }

  .bv-winner-card-compact {
    padding: 28px 20px;
  }

  .bv-kpi-value {
    font-size: 2rem;
  }

  .bv-winner-name {
    font-size: clamp(1.6rem, 5vw, 2.2rem);
  }
}

@media (max-width: 520px) {
  .bv-form-container {
    gap: 20px;
  }

  .bv-upload-btn {
    padding: 14px 20px !important;
    font-size: 1rem !important;
  }

  .bv-winner-badge {
    font-size: 0.7rem;
    padding: 6px 16px;
  }

  .bv-kpi-value {
    font-size: 1.8rem;
  }

  #bv-simulate {
    font-size: 1.05rem !important;
    padding: 16px 24px !important;
  }
}

/* --- Totales Summary Mejorado --- */
#bv-manual-totals-summary {
  margin-top: 16px;
  padding: 18px;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.12), rgba(139, 92, 246, 0.06));
  border-radius: 16px;
  border: 2px solid rgba(139, 92, 246, 0.3);
  box-shadow: 0 4px 20px rgba(139, 92, 246, 0.15);
}

#bv-manual-totals-summary > div {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  font-size: 0.85rem;
}

#bv-manual-totals-summary > div > div {
  background: rgba(255, 255, 255, 0.05);
  padding: 12px;
  border-radius: 10px;
  transition: all 0.3s ease;
}

#bv-manual-totals-summary > div > div:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-2px);
}

/* Anchos optimizados de columnas */
.bv-table th:nth-child(2),
.bv-table td:nth-child(2) { width: 85px !important; }
.bv-table th:nth-child(3),
.bv-table td:nth-child(3) { width: 90px !important; }
.bv-table th:nth-child(4),
.bv-table td:nth-child(4) { width: 110px !important; }
.bv-table th:nth-child(5),
.bv-table td:nth-child(5) { width: 85px !important; }
.bv-table th:nth-child(6),
.bv-table td:nth-child(6) { width: 95px !important; }
.bv-table th:nth-child(7),
.bv-table td:nth-child(7) { width: 90px !important; }
.bv-table th:nth-child(8),
.bv-table td:nth-child(8) { width: 90px !important; }
.bv-table th:nth-child(9),
.bv-table td:nth-child(9) { width: 85px !important; }
.bv-table th:nth-child(10),
.bv-table td:nth-child(10) { width: 95px !important; }

/* Utilities */
.u-text-right { text-align: right; }
.u-text-center { text-align: center; }
.u-fw-700 { font-weight: 700; }