/* ============================================================
   PERSONALIZADOR 3D DE LLAVEROS & NAME TAGS — eFab3D
   Estilo Cyber-Pastel Neo-Mecánico de Alto Impacto
   Three.js Interactive Studio
   ============================================================ */

/* ─── CONTENEDOR PRINCIPAL DEL ESTUDIO ─── */
.dm-customizer-section {
  position: relative;
  padding: 5rem 1.5rem 6rem;
  background: radial-gradient(circle at 50% 10%, rgba(180, 160, 220, 0.06) 0%, transparent 60%),
              radial-gradient(circle at 80% 90%, rgba(232, 165, 152, 0.05) 0%, transparent 50%),
              var(--dm-bg);
  border-top: 1px solid var(--dm-border);
  border-bottom: 1px solid var(--dm-border);
  overflow: hidden;
}

.dm-customizer-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--dm-coral), var(--dm-lavender), var(--dm-mint), transparent);
}

.dm-customizer-header {
  text-align: center;
  max-width: 900px;
  margin: 0 auto 3rem;
  position: relative;
  z-index: 2;
}

.dm-customizer-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(180, 160, 220, 0.12);
  border: 1px solid rgba(180, 160, 220, 0.35);
  color: var(--dm-lavender);
  font-family: var(--font-mono, 'Share Tech Mono', monospace);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  padding: 0.4rem 1.2rem;
  border-radius: 999px;
  margin-bottom: 1rem;
  text-transform: uppercase;
  box-shadow: 0 0 16px rgba(180, 160, 220, 0.2);
}

.dm-customizer-badge .dm-badge-pulse {
  width: 8px;
  height: 8px;
  background: #39ff14;
  border-radius: 50%;
  box-shadow: 0 0 10px #39ff14;
  animation: dmPulseGlow 1.8s infinite;
}

@keyframes dmPulseGlow {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

.dm-customizer-title {
  font-family: var(--font-display, 'Orbitron', sans-serif);
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: 0.08em;
  color: #fff;
  margin-bottom: 1rem;
}

.dm-customizer-title span.coral {
  color: var(--dm-coral);
  text-shadow: 0 0 18px rgba(232, 165, 152, 0.35);
}

.dm-customizer-title span.lavender {
  color: var(--dm-lavender);
  text-shadow: 0 0 18px rgba(180, 160, 220, 0.35);
}

.dm-customizer-title span.mint {
  color: var(--dm-mint);
  text-shadow: 0 0 18px rgba(150, 210, 190, 0.35);
}

.dm-customizer-subtitle {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 1.1rem;
  color: var(--dm-peach);
  max-width: 720px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ─── GRID DEL ESTUDIO ─── */
.dm-studio-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2rem;
  max-width: 1440px;
  margin: 0 auto;
  align-items: start;
  position: relative;
  z-index: 2;
}

@media (max-width: 1100px) {
  .dm-studio-grid {
    grid-template-columns: 1fr;
  }
}

/* ─── COLUMNA IZQUIERDA: VIEWPORT 3D ─── */
.dm-viewport-col {
  position: sticky;
  top: 80px;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

@media (max-width: 1100px) {
  .dm-viewport-col {
    position: relative;
    top: 0;
  }
}

.dm-viewport-container {
  position: relative;
  width: 100%;
  height: 520px;
  background: #0a0a0d;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  overflow: hidden;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5), inset 0 0 30px rgba(0, 0, 0, 0.5);
}

.dm-viewport-container.is-fullscreen,
.lf-viewport-wrap.is-fullscreen {
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  width: 100vw !important;
  height: 100vh !important;
  z-index: 99999 !important;
  border-radius: 0 !important;
}

#dmViewerCanvas {
  width: 100%;
  height: 100%;
  display: block;
  cursor: grab;
  outline: none;
}

#dmViewerCanvas:active {
  cursor: grabbing;
}

/* ─── OVERLAYS DEL VIEWPORT ─── */
.dm-viewport-top-hud {
  position: absolute;
  top: 14px;
  left: 14px;
  right: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  pointer-events: none;
  z-index: 10;
}

.dm-hud-status {
  pointer-events: auto;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(22, 25, 42, 0.85);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(180, 160, 220, 0.25);
  border-radius: 8px;
  padding: 0.35rem 0.8rem;
  font-family: var(--font-mono, monospace);
  font-size: 0.78rem;
  color: var(--dm-text);
}

.dm-hud-status .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--dm-mint);
  box-shadow: 0 0 8px var(--dm-mint);
}

.dm-viewport-tools {
  pointer-events: auto;
  display: flex;
  gap: 0.4rem;
  background: rgba(22, 25, 42, 0.85);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(180, 160, 220, 0.25);
  border-radius: 10px;
  padding: 0.3rem;
}

.dm-vtool-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--dm-muted);
  width: 34px;
  height: 34px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.dm-vtool-btn:hover {
  background: rgba(180, 160, 220, 0.15);
  color: #fff;
  border-color: rgba(180, 160, 220, 0.3);
}

.dm-vtool-btn.active {
  background: rgba(180, 160, 220, 0.25);
  color: var(--dm-lavender);
  border-color: var(--dm-lavender);
  box-shadow: 0 0 10px rgba(180, 160, 220, 0.3);
}

/* ─── HUD INFERIOR CON MEDIDAS ─── */
.dm-viewport-bottom-hud {
  position: absolute;
  bottom: 14px;
  left: 14px;
  right: 14px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  pointer-events: none;
  z-index: 10;
}

.dm-live-specs {
  pointer-events: auto;
  background: rgba(14, 16, 24, 0.85);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  padding: 0.32rem 0.65rem;
  display: flex;
  gap: 0.85rem;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.35);
}

.dm-spec-item {
  display: flex;
  flex-direction: column;
}

.dm-spec-label {
  font-family: var(--font-mono, monospace);
  font-size: 0.54rem;
  color: rgba(255, 255, 255, 0.55);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.dm-spec-val {
  font-family: var(--font-display, monospace);
  font-size: 0.78rem;
  font-weight: 600;
  color: #38ef7d;
}

.dm-view-tip {
  display: none !important;
}

/* ─── CARD DE RESUMEN TÉCNICO Y COTIZACIÓN RÁPIDA ─── */
.dm-summary-card {
  background: var(--dm-surface);
  border: 1px solid var(--dm-border);
  border-radius: 14px;
  padding: 1.25rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  box-shadow: 0 8px 24px rgba(0,0,0,0.25);
}

.dm-summary-info {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.dm-summary-title {
  font-family: var(--font-display, sans-serif);
  font-size: 1.05rem;
  color: #fff;
  font-weight: 700;
}

.dm-summary-desc {
  font-family: var(--font-body, sans-serif);
  font-size: 0.85rem;
  color: var(--dm-muted);
}

.dm-summary-price-box {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.dm-price-label {
  font-family: var(--font-mono, monospace);
  font-size: 0.8rem;
  color: var(--dm-peach);
}

.dm-price-amount {
  font-family: var(--font-display, sans-serif);
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--dm-coral);
  text-shadow: 0 0 12px rgba(232, 165, 152, 0.4);
}

/* ─── COLUMNA DERECHA: PANEL DE CONTROLES ─── */
/* ─── COLUMNA DERECHA: PANEL DE CONTROLES ─── */
.dm-panel-col {
  background: var(--dm-surface);
  border: 1px solid var(--dm-border);
  border-radius: 16px;
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.35);
  display: flex !important;
  flex-direction: column !important;
  position: sticky;
  top: 80px;
  max-height: calc(100vh - 95px);
  overflow: hidden !important;
}

/* ─── TABS DE NAVEGACIÓN (TOTALMENTE FIJOS E INAMOVIBLES) ─── */
.dm-tabs-bar {
  flex-shrink: 0 !important;
  display: flex !important;
  align-items: stretch !important;
  background: var(--dm-bg2);
  border-bottom: 1px solid var(--dm-border);
  overflow: hidden !important;
  overflow-x: hidden !important;
  overflow-y: hidden !important;
  height: 64px !important;
  min-height: 64px !important;
  max-height: 64px !important;
  box-sizing: border-box !important;
  position: relative !important;
  z-index: 20;
}

.dm-tabs-bar::-webkit-scrollbar {
  display: none !important;
  width: 0 !important;
  height: 0 !important;
}

.dm-tab-btn {
  flex: 1 1 0 !important;
  min-width: 0 !important;
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  color: var(--dm-muted);
  padding: 0 2px !important;
  height: 100% !important;
  box-sizing: border-box !important;
  cursor: pointer;
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 4px !important;
  transition: all 0.25s ease;
  overflow: hidden !important;
  user-select: none;
}

.dm-tab-btn .tab-icon {
  display: block !important;
  font-size: 1.15rem !important;
  line-height: 1 !important;
  pointer-events: none !important;
}

.dm-tab-btn span:not(.tab-icon) {
  display: block !important;
  font-family: var(--font-display, sans-serif);
  font-size: 0.72rem !important;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1.2 !important;
  white-space: nowrap !important;
  pointer-events: none !important;
}

.dm-tab-btn:hover {
  color: var(--dm-text);
  background: rgba(180, 160, 220, 0.05);
}

.dm-tab-btn.active {
  color: var(--dm-lavender);
  border-bottom-color: var(--dm-lavender);
  background: rgba(180, 160, 220, 0.1);
  box-shadow: inset 0 -4px 10px rgba(180, 160, 220, 0.15);
}

/* ─── CONTENIDO DE LAS TABS (SCROLLABLE INDEPENDIENTE) ─── */
.dm-tab-content-wrapper {
  flex: 1 1 auto !important;
  min-height: 0 !important;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
  overflow-y: auto !important;
  overflow-x: hidden !important;
  scroll-behavior: smooth;
  scrollbar-width: auto;
  scrollbar-color: #b4a0dc rgba(180, 160, 220, 0.12);
}

/* Barra de navegación / scrollbar ancha para fácil selección con mouse */
.dm-tab-content-wrapper::-webkit-scrollbar {
  width: 14px !important;
}

.dm-tab-content-wrapper::-webkit-scrollbar-track {
  background: rgba(180, 160, 220, 0.08) !important;
  border-radius: 0 0 16px 0 !important;
  border-left: 1px solid rgba(180, 160, 220, 0.15) !important;
}

.dm-tab-content-wrapper::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, #b4a0dc, #a58fd4) !important;
  border-radius: 8px !important;
  border: 3px solid rgba(255, 255, 255, 0.7) !important;
  box-shadow: 0 2px 6px rgba(120, 100, 180, 0.25) !important;
  cursor: grab !important;
  transition: background 0.2s ease, border-color 0.2s ease !important;
}

.dm-tab-content-wrapper::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, #9f86d1, #8e72c7) !important;
  border-color: rgba(255, 255, 255, 0.95) !important;
  box-shadow: 0 2px 10px rgba(120, 100, 180, 0.4) !important;
}

.dm-tab-content-wrapper::-webkit-scrollbar-thumb:active {
  background: linear-gradient(180deg, #8868bf, #7752b0) !important;
  cursor: grabbing !important;
}

.dm-tab-pane {
  display: none;
  flex-direction: column;
  gap: 1.25rem;
  animation: dmFadeIn 0.3s ease;
}

.dm-tab-pane.active {
  display: flex;
  flex-direction: column;
}

@keyframes dmFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ─── COMPONENTES DE CONTROL ─── */
.dm-control-group {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.dm-control-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.dm-control-label {
  font-family: var(--font-body, sans-serif);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--dm-text);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.dm-control-badge {
  font-family: var(--font-mono, monospace);
  font-size: 0.78rem;
  color: var(--dm-mint);
  background: rgba(150, 210, 190, 0.12);
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
}

.dm-text-input {
  width: 100%;
  background: var(--dm-bg);
  border: 1px solid var(--dm-border);
  color: #fff;
  font-family: var(--font-display, sans-serif);
  font-size: 1.15rem;
  font-weight: 700;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  outline: none;
  transition: all 0.2s ease;
  letter-spacing: 0.05em;
}

.dm-text-input:focus {
  border-color: var(--dm-lavender);
  box-shadow: 0 0 14px rgba(180, 160, 220, 0.25);
  background: var(--dm-bg2);
}

.dm-char-hint {
  font-family: var(--font-mono, monospace);
  font-size: 0.72rem;
  color: var(--dm-muted);
  text-align: right;
  margin-top: -0.2rem;
}

/* ─── SLIDERS MODERNOS ─── */
.dm-slider-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.dm-slider {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  background: var(--dm-bg);
  border-radius: 3px;
  outline: none;
  cursor: pointer;
  border: 1px solid rgba(180, 160, 220, 0.15);
}

.dm-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--dm-lavender);
  cursor: pointer;
  box-shadow: 0 0 10px var(--dm-lavender);
  transition: all 0.15s ease;
  border: 2px solid #fff;
}

.dm-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
  background: var(--dm-coral);
  box-shadow: 0 0 14px var(--dm-coral);
}

.dm-slider-val {
  min-width: 52px;
  background: var(--dm-bg);
  border: 1px solid var(--dm-border);
  color: var(--dm-mint);
  font-family: var(--font-mono, monospace);
  font-size: 0.85rem;
  font-weight: 700;
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
  text-align: center;
}

.dm-step-btn {
  width: 28px;
  height: 28px;
  background: var(--dm-bg3);
  border: 1px solid var(--dm-border);
  color: var(--dm-text);
  border-radius: 6px;
  font-size: 0.95rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}

.dm-step-btn:hover {
  background: var(--dm-lavender);
  color: #1a1d2e;
  border-color: var(--dm-lavender);
}

/* ─── SELECTOR DE BOTONES (PRESETS, FORMAS, ETC) ─── */
.dm-btn-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 0.5rem;
}

.dm-choice-btn {
  background: var(--dm-bg);
  border: 1px solid var(--dm-border);
  color: var(--dm-text);
  padding: 0.6rem 0.5rem;
  border-radius: 8px;
  font-family: var(--font-body, sans-serif);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  transition: all 0.2s ease;
  text-align: center;
}

.dm-choice-btn .choice-icon {
  font-size: 1.2rem;
}

.dm-choice-btn:hover {
  border-color: var(--dm-lavender);
  background: var(--dm-bg2);
  transform: translateY(-2px);
}

.dm-choice-btn.active {
  border-color: var(--dm-coral);
  background: rgba(232, 165, 152, 0.12);
  color: #fff;
  box-shadow: 0 0 12px rgba(232, 165, 152, 0.25);
}

/* Presets especiales con highlight */
.dm-preset-tag-btn {
  border-left: 3px solid var(--dm-mint) !important;
}

.dm-preset-keychain-btn {
  border-left: 3px solid var(--dm-coral) !important;
}

/* ─── CAJA DE COORDENADAS DEL ARO ─── */
.dm-coord-box {
  background: var(--dm-bg);
  border: 1px solid var(--dm-border);
  border-radius: 10px;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.dm-coord-box-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono, monospace);
  font-size: 0.78rem;
  color: var(--dm-peach);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ─── PALETA DE COLORES (SWATCHES) ─── */
.dm-color-palette {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0.3rem 0;
}

.dm-swatch {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid rgba(255, 255, 255, 0.25);
  box-shadow: 0 2px 6px rgba(0,0,0,0.4);
  transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
}

.dm-swatch:hover {
  transform: scale(1.2);
  border-color: #fff;
  z-index: 2;
}

.dm-swatch.active {
  transform: scale(1.25);
  border-color: #fff;
  box-shadow: 0 0 14px rgba(255, 255, 255, 0.7);
}

.dm-swatch.active::after {
  content: '✓';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 900;
  text-shadow: 0 0 3px #000, 0 0 6px #000;
}

.dm-color-custom-picker {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 0.4rem;
}

.dm-color-input {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  border: 1px solid var(--dm-border);
  background: transparent;
  cursor: pointer;
  padding: 0;
}

.dm-color-hex-text {
  font-family: var(--font-mono, monospace);
  font-size: 0.85rem;
  color: var(--dm-muted);
}

/* ─── BOTONES DE ACCIÓN / EXPORTACIÓN ─── */
.dm-actions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}

@media (max-width: 600px) {
  .dm-actions-grid {
    grid-template-columns: 1fr;
  }
}

.dm-export-btn {
  background: var(--dm-bg2);
  border: 1px solid var(--dm-border);
  color: #fff;
  padding: 0.85rem 0.6rem;
  border-radius: 10px;
  font-family: var(--font-display, sans-serif);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
}

.dm-export-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--dm-border);
  transition: all 0.2s;
}

.dm-export-btn.btn-stl::before { background: var(--dm-mint); }
.dm-export-btn.btn-3mf::before { background: var(--dm-lavender); }
.dm-export-btn.btn-obj::before { background: var(--dm-coral); }

.dm-export-btn:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.3);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.4);
}

.dm-export-btn.btn-stl:hover { box-shadow: 0 6px 20px rgba(150, 210, 190, 0.25); }
.dm-export-btn.btn-3mf:hover { box-shadow: 0 6px 20px rgba(180, 160, 220, 0.25); }
.dm-export-btn.btn-obj:hover { box-shadow: 0 6px 20px rgba(232, 165, 152, 0.25); }

.dm-export-badge {
  font-family: var(--font-mono, monospace);
  font-size: 0.65rem;
  color: var(--dm-muted);
  text-transform: uppercase;
}

/* ─── BOTÓN PRINCIPAL WHATSAPP ─── */
.dm-whatsapp-order-btn {
  background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
  color: #fff;
  border: none;
  padding: 1.1rem 1.5rem;
  border-radius: 12px;
  font-family: var(--font-display, sans-serif);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  box-shadow: 0 6px 25px rgba(37, 211, 102, 0.35);
  transition: all 0.25s ease;
  text-decoration: none;
  text-transform: uppercase;
  margin-top: 0.5rem;
}

.dm-whatsapp-order-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(37, 211, 102, 0.5);
  color: #fff;
}

/* ─── TOAST NOTIFICATION ─── */
.dm-toast {
  position: fixed;
  bottom: 25px;
  right: 25px;
  background: var(--dm-surface2);
  border: 1px solid var(--dm-lavender);
  color: #fff;
  padding: 0.85rem 1.4rem;
  border-radius: 10px;
  font-family: var(--font-body, sans-serif);
  font-size: 0.9rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  z-index: 100000;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.dm-toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* ─── BOTÓN DESTACADO EN HERO ─── */
.dm-hero-btn-group {
  display: flex;
  gap: 1rem;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 1.5rem;
  position: relative;
  z-index: 2;
}

.dm-hero-tool-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display, 'Orbitron', sans-serif);
  font-size: 0.85rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, rgba(180, 160, 220, 0.25) 0%, rgba(150, 210, 190, 0.25) 100%);
  border: 1px solid var(--dm-lavender);
  padding: 1rem 2rem;
  cursor: pointer;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 8px;
  transition: all 0.25s ease;
  box-shadow: 0 0 20px rgba(180, 160, 220, 0.25);
}

.dm-hero-tool-btn:hover {
  background: linear-gradient(135deg, var(--dm-lavender) 0%, var(--dm-mint) 100%);
  color: var(--dm-bg);
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 0 30px rgba(180, 160, 220, 0.45);
}

/* ─── SUBVENTANA MODAL DEL PERSONALIZADOR 3D ─── */
body.c3d-modal-open {
  overflow: hidden !important;
}

.c3d-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 99999;
  background: rgba(8, 11, 20, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.28s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.28s;
}

.c3d-modal-overlay.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.c3d-modal-window {
  width: 96vw;
  max-width: 1480px;
  height: 92vh;
  max-height: 960px;
  background: #111422;
  background: radial-gradient(circle at 50% 0%, rgba(180, 160, 220, 0.08) 0%, transparent 60%), #111422;
  border: 1px solid rgba(180, 160, 220, 0.32);
  border-radius: 18px;
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.85), 0 0 40px rgba(180, 160, 220, 0.16);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
  transform: scale(0.96) translateY(18px);
  transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

.c3d-modal-overlay.is-open .c3d-modal-window {
  transform: scale(1) translateY(0);
}

/* Barra superior de la subventana */
.c3d-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.4rem;
  background: rgba(19, 23, 38, 0.98);
  border-bottom: 1px solid rgba(180, 160, 220, 0.2);
  flex-shrink: 0;
}

.c3d-modal-header-left {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.c3d-window-controls {
  display: flex;
  align-items: center;
  gap: 6px;
}

.c3d-window-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  display: inline-block;
}

.c3d-window-dot.close { background: #ff5f56; box-shadow: 0 0 6px #ff5f56; }
.c3d-window-dot.min { background: #ffbd2e; box-shadow: 0 0 6px #ffbd2e; }
.c3d-window-dot.max { background: #27c93f; box-shadow: 0 0 6px #27c93f; }

.c3d-modal-title {
  font-family: var(--font-display, 'Orbitron', sans-serif);
  font-size: 0.92rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.08em;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.c3d-modal-badge {
  font-family: var(--font-mono, monospace);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--dm-mint);
  background: rgba(150, 210, 190, 0.14);
  border: 1px solid rgba(150, 210, 190, 0.3);
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.c3d-modal-header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.c3d-popout-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono, monospace);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--dm-lavender);
  background: rgba(180, 160, 220, 0.12);
  border: 1px solid rgba(180, 160, 220, 0.35);
  padding: 0.45rem 0.9rem;
  border-radius: 6px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.c3d-popout-btn:hover {
  background: rgba(180, 160, 220, 0.25);
  color: #fff;
  border-color: var(--dm-lavender);
  transform: translateY(-1px);
}

.c3d-close-btn {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--dm-muted);
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.c3d-close-btn:hover {
  background: rgba(255, 95, 86, 0.2);
  color: #ff5f56;
  border-color: rgba(255, 95, 86, 0.4);
  transform: scale(1.08);
}

/* Cuerpo de la subventana */
.c3d-modal-body {
  flex: 1;
  overflow-y: auto;
  padding: 1.25rem 1.5rem 1.5rem;
  display: flex;
  flex-direction: column;
}

.c3d-modal-body .dm-studio-grid {
  margin-top: 0;
  flex: 1;
}

/* ─── BANNER DESTACADO EN INDEX.HTML ─── */
.main-customizer-banner {
  max-width: 1240px;
  margin: 1.5rem auto 3rem;
  padding: 1.5rem 2rem;
  background: linear-gradient(135deg, rgba(26, 30, 50, 0.95) 0%, rgba(18, 21, 35, 0.95) 100%);
  border: 1px solid rgba(180, 160, 220, 0.35);
  border-radius: 16px;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4), 0 0 25px rgba(180, 160, 220, 0.12);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
}

.main-customizer-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, #ff5e00, var(--dm-lavender), var(--dm-mint));
}

.mcb-content {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  max-width: 680px;
  position: relative;
  z-index: 1;
}

.mcb-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono, monospace);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--dm-lavender);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.mcb-title {
  font-family: var(--font-display, 'Orbitron', sans-serif);
  font-size: clamp(1.25rem, 2.8vw, 1.8rem);
  font-weight: 900;
  color: #fff;
  letter-spacing: 0.05em;
  margin: 0;
}

.mcb-title span.hl-coral { color: var(--dm-coral); }
.mcb-title span.hl-lavender { color: var(--dm-lavender); }
.mcb-title span.hl-mint { color: var(--dm-mint); }

.mcb-desc {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 0.92rem;
  color: #a8b2d1;
  line-height: 1.5;
  margin: 0;
}

.mcb-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

.mcb-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: linear-gradient(135deg, rgba(180, 160, 220, 0.35) 0%, rgba(150, 210, 190, 0.35) 100%);
  border: 1px solid var(--dm-lavender);
  color: #fff;
  font-family: var(--font-display, 'Orbitron', sans-serif);
  font-size: 0.86rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  padding: 0.9rem 1.6rem;
  border-radius: 8px;
  cursor: pointer;
  text-transform: uppercase;
  transition: all 0.25s ease;
  box-shadow: 0 0 20px rgba(180, 160, 220, 0.25);
}

.mcb-btn-primary:hover {
  background: linear-gradient(135deg, var(--dm-lavender) 0%, var(--dm-mint) 100%);
  color: #0f121d;
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 0 30px rgba(180, 160, 220, 0.5);
}

.mcb-btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #c5d1eb;
  font-family: var(--font-mono, monospace);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 0.85rem 1.25rem;
  border-radius: 8px;
  text-decoration: none;
  text-transform: uppercase;
  transition: all 0.2s ease;
}

.mcb-btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.35);
  transform: translateY(-2px);
}

/* ─── PÁGINA STANDALONE: CREADOR-3D.HTML ─── */
.c3d-standalone-page {
  min-height: 100vh;
  background: var(--dm-bg, #0f121d);
  display: flex;
  flex-direction: column;
}

.c3d-standalone-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 2rem;
  background: rgba(19, 23, 38, 0.95);
  border-bottom: 1px solid rgba(180, 160, 220, 0.2);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
}

.c3d-standalone-nav-left {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.c3d-standalone-nav-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.c3d-standalone-back-link {
  font-family: var(--font-mono, monospace);
  font-size: 0.85rem;
  color: var(--dm-lavender);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: color 0.2s;
}

.c3d-standalone-back-link:hover {
  color: #fff;
}

.c3d-standalone-container {
  flex: 1;
  max-width: 1480px;
  width: 100%;
  margin: 0 auto;
  padding: 1.5rem 1.5rem 3rem;
}