/* ============================================================================
   WENTIX FLOW PRO · Design System (Obsidian & Cyan)
   Zero Morado / Zero Rosado | 100% Executive High-Tech Dark
   ============================================================================ */

:root {
  --fondo-cuerpo: #060911;
  --fondo-panel: #0a0f1d;
  --fondo-tarjeta: #0e1628;
  --fondo-compositor: rgba(10, 15, 29, 0.88);
  --borde-sutil: rgba(255, 255, 255, 0.08);
  --borde-activo: #00f0ff;
  --borde-resaltado: rgba(0, 240, 255, 0.3);

  --cyan-neon: #00f0ff;
  --cyan-hover: #38bdf8;
  --cyan-suave: rgba(0, 240, 255, 0.12);
  --dorado-admin: #f59e0b;
  --dorado-suave: rgba(245, 158, 11, 0.15);
  --verde-online: #10b981;
  --rojo-alerta: #ef4444;

  --texto-principal: #f8fafc;
  --texto-secundario: #94a3b8;
  --texto-apagado: #64748b;

  --fuente-titulo: 'Bricolage Grotesque', system-ui, -apple-system, sans-serif;
  --fuente-cuerpo: 'Geist', system-ui, -apple-system, sans-serif;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  background-color: var(--fondo-cuerpo);
  color: var(--texto-principal);
  font-family: var(--fuente-cuerpo);
  height: 100%;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Ocultar interfaz completa si no hay token (prevenir FOUC) */
html.sin-sesion body > header,
html.sin-sesion body > main,
html.sin-sesion body > footer {
  display: none !important;
}

/* ============================================================================
   BARRA SUPERIOR
   ============================================================================ */

.barra-superior {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: rgba(6, 9, 17, 0.85);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--borde-sutil);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  z-index: 40;
}

.marca {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icono {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.2), rgba(0, 110, 255, 0.1));
  border: 1px solid var(--borde-resaltado);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cyan-neon);
}

.marca-info h1 {
  font-family: var(--fuente-titulo);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
  gap: 6px;
}

.badge-pro {
  background: var(--cyan-neon);
  color: #060911;
  font-size: 10px;
  font-weight: 800;
  padding: 1px 5px;
  border-radius: 4px;
}

.marca-info p {
  font-size: 11px;
  color: var(--texto-secundario);
}

/* Estado de Google Flow */
.flow-status-box {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px;
  background: rgba(14, 22, 40, 0.8);
  border: 1px solid var(--borde-sutil);
  border-radius: 999px;
  font-size: 12px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--texto-apagado);
}

.status-dot.conectado {
  background: var(--verde-online);
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.6);
}

.status-dot.desconectado {
  background: var(--rojo-alerta);
  box-shadow: 0 0 8px rgba(239, 68, 68, 0.6);
}

.btn-micro {
  background: var(--cyan-suave);
  color: var(--cyan-neon);
  border: 1px solid var(--borde-resaltado);
  border-radius: 6px;
  padding: 3px 8px;
  font-size: 11px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-weight: 600;
  transition: all 0.2s ease;
}

.btn-micro:hover {
  background: rgba(0, 240, 255, 0.25);
}

/* Tabs de Modo: Estudio vs Flujo */
.modo-tabs {
  display: flex;
  gap: 4px;
  background: rgba(14, 22, 40, 0.9);
  padding: 3px;
  border-radius: 10px;
  border: 1px solid var(--borde-sutil);
}

.btn-modo {
  background: transparent;
  border: 0;
  color: var(--texto-secundario);
  padding: 6px 14px;
  border-radius: 7px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
}

.btn-modo.activo {
  background: var(--cyan-neon);
  color: #060911;
}

/* Controles de Usuario */
.controles-usuario {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn-icono {
  background: transparent;
  border: 1px solid var(--borde-sutil);
  color: var(--texto-secundario);
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-icono:hover {
  border-color: var(--cyan-neon);
  color: var(--cyan-neon);
}

.user-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--fondo-tarjeta);
  border: 1px solid var(--borde-sutil);
  padding: 4px 10px;
  border-radius: 8px;
  font-size: 12px;
}

.user-role-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
}

.badge-admin {
  background: var(--dorado-suave);
  color: var(--dorado-admin);
  border: 1px solid rgba(245, 158, 11, 0.4);
}

.badge-usuario {
  background: var(--cyan-suave);
  color: var(--cyan-neon);
  border: 1px solid var(--borde-resaltado);
}

/* ============================================================================
   CONTENEDOR PRINCIPAL
   ============================================================================ */

.contenedor-principal {
  padding-top: 75px;
  padding-bottom: 180px;
  max-width: 1300px;
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
  min-height: 100vh;
}

.vista-seccion {
  display: block;
}

.vista-seccion[hidden] {
  display: none !important;
}

/* Galería / Feed de Tandas */
.galeria-feed {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.feed-vacio {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 20px;
  text-align: center;
  color: var(--texto-apagado);
}

.icono-vacio {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  background: var(--fondo-tarjeta);
  border: 1px dashed var(--borde-sutil);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--texto-secundario);
}

.feed-vacio h3 {
  color: var(--texto-principal);
  font-size: 18px;
  margin-bottom: 8px;
}

.feed-vacio p {
  max-width: 500px;
  font-size: 13px;
  line-height: 1.6;
}

/* Tarjeta de Tanda Generada */
.tarjeta-tanda {
  background: var(--fondo-tarjeta);
  border: 1px solid var(--borde-sutil);
  border-radius: 16px;
  padding: 18px;
  transition: all 0.2s ease;
}

.tarjeta-tanda:hover {
  border-color: rgba(0, 240, 255, 0.25);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.tanda-cabecera {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 14px;
  gap: 12px;
}

.tanda-prompt-info {
  flex: 1;
}

.tanda-prompt-info p {
  font-size: 14px;
  font-weight: 500;
  line-height: 1.5;
  color: var(--texto-principal);
}

.tanda-meta {
  display: flex;
  gap: 8px;
  margin-top: 6px;
  font-size: 11px;
  color: var(--texto-apagado);
  align-items: center;
}

.meta-chip {
  background: rgba(255, 255, 255, 0.05);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--texto-secundario);
}

.meta-chip.tipo-video {
  background: rgba(0, 240, 255, 0.15);
  color: var(--cyan-neon);
  font-weight: 700;
}

.tanda-acciones {
  display: flex;
  gap: 6px;
}

/* Grilla de Elementos Generados */
.tanda-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
}

.item-generado {
  position: relative;
  background: #060911;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--borde-sutil);
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.item-generado.aspect-9-16 {
  aspect-ratio: 9 / 16;
}

.item-generado.aspect-16-9 {
  aspect-ratio: 16 / 9;
}

.item-generado img,
.item-generado video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.item-generado:hover img {
  transform: scale(1.02);
}

.overlay-item-hover {
  position: absolute;
  inset: 0;
  background: rgba(6, 9, 17, 0.65);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.item-generado:hover .overlay-item-hover {
  opacity: 1;
}

.btn-overlay {
  background: var(--fondo-tarjeta);
  border: 1px solid var(--borde-sutil);
  color: var(--texto-principal);
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s;
}

.btn-overlay:hover {
  border-color: var(--cyan-neon);
  color: var(--cyan-neon);
}

/* Estado de Tanda en Progreso */
.tanda-cargando {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 30px;
  gap: 12px;
  color: var(--cyan-neon);
  font-size: 13px;
}

.spinner {
  width: 28px;
  height: 28px;
  border: 3px solid rgba(0, 240, 255, 0.2);
  border-top-color: var(--cyan-neon);
  border-radius: 50%;
  animation: girar 0.9s linear infinite;
}

@keyframes girar {
  to { transform: rotate(360deg); }
}

/* ============================================================================
   CANVAS DE FLUJO (PIPELINE)
   ============================================================================ */

.canvas-flujo {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 40px 20px;
  background: var(--fondo-tarjeta);
  border: 1px solid var(--borde-sutil);
  border-radius: 20px;
  overflow-x: auto;
}

.nodo-canvas {
  flex: 1;
  min-width: 200px;
  background: #060911;
  border: 1px solid var(--borde-sutil);
  border-radius: 14px;
  padding: 16px;
  position: relative;
}

.nodo-cabecera {
  font-size: 13px;
  font-weight: 700;
  color: var(--texto-principal);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.num-paso {
  background: var(--cyan-suave);
  color: var(--cyan-neon);
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
}

.nodo-cuerpo p {
  font-size: 12px;
  color: var(--texto-secundario);
  line-height: 1.4;
  margin-bottom: 8px;
}

.nodo-badge {
  font-size: 10px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--cyan-neon);
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 600;
}

.flujo-conector {
  color: var(--cyan-neon);
  font-size: 18px;
  font-weight: bold;
}

/* ============================================================================
   COMPOSITOR FLOTANTE INFERIOR
   ============================================================================ */

.compositor-flotante {
  position: fixed;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 40px);
  max-width: 960px;
  background: var(--fondo-compositor);
  backdrop-filter: blur(18px);
  border: 1px solid var(--borde-sutil);
  border-radius: 18px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);
  padding: 12px 14px;
  z-index: 50;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.compositor-tipo-tabs {
  display: flex;
  gap: 6px;
}

.tipo-tab {
  background: transparent;
  border: 1px solid var(--borde-sutil);
  color: var(--texto-secundario);
  padding: 5px 12px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s;
}

.tipo-tab.activo {
  background: var(--cyan-suave);
  color: var(--cyan-neon);
  border-color: var(--cyan-neon);
}

/* Barra de Referencias */
.barra-referencias {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.ref-pill {
  position: relative;
  display: flex;
  align-items: center;
  gap: 6px;
  background: #060911;
  border: 1px solid var(--borde-sutil);
  padding: 3px 8px 3px 4px;
  border-radius: 8px;
  font-size: 12px;
  color: var(--cyan-neon);
  font-weight: 700;
}

.ref-pill img {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  object-fit: cover;
}

.btn-quitar-ref {
  background: transparent;
  border: 0;
  color: var(--texto-apagado);
  cursor: pointer;
  font-size: 12px;
  padding: 0 2px;
}

.btn-quitar-ref:hover {
  color: var(--rojo-alerta);
}

/* Textarea Prompt */
.compositor-textarea-wrap textarea {
  width: 100%;
  background: transparent;
  border: 0;
  outline: 0;
  color: var(--texto-principal);
  font-family: inherit;
  font-size: 14px;
  line-height: 1.5;
  resize: none;
  min-height: 48px;
  max-height: 140px;
}

.compositor-textarea-wrap textarea::placeholder {
  color: var(--texto-apagado);
}

/* Herramientas Inferiores */
.compositor-herramientas {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 6px;
  border-top: 1px solid var(--borde-sutil);
  gap: 10px;
}

.herramientas-izq {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.btn-herramienta {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--borde-sutil);
  color: var(--texto-secundario);
  padding: 6px 10px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: all 0.2s;
}

.btn-herramienta:hover {
  border-color: var(--cyan-neon);
  color: var(--texto-principal);
}

.btn-arroba {
  color: var(--cyan-neon);
  font-weight: 800;
  font-size: 13px;
  padding: 6px 10px;
}

.select-herramienta {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--borde-sutil);
  color: var(--texto-secundario);
  padding: 6px 8px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  outline: 0;
  cursor: pointer;
}

/* Selector Aspecto */
.dropdown-aspecto-wrap {
  position: relative;
}

.popup-aspectos {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 0;
  background: var(--fondo-panel);
  border: 1px solid var(--borde-sutil);
  border-radius: 12px;
  padding: 6px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 170px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  z-index: 60;
}

.popup-aspectos[hidden] {
  display: none;
}

.opcion-aspecto {
  background: transparent;
  border: 0;
  color: var(--texto-secundario);
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 12px;
  text-align: left;
  cursor: pointer;
  transition: all 0.15s;
}

.opcion-aspecto:hover,
.opcion-aspecto.activo {
  background: var(--cyan-suave);
  color: var(--cyan-neon);
  font-weight: 700;
}

/* Grupo Cantidad */
.grupo-cantidad {
  display: flex;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--borde-sutil);
  border-radius: 8px;
  padding: 2px;
}

.btn-cant {
  background: transparent;
  border: 0;
  color: var(--texto-secundario);
  padding: 4px 8px;
  font-size: 11px;
  font-weight: 700;
  border-radius: 5px;
  cursor: pointer;
}

.btn-cant.activo {
  background: var(--cyan-neon);
  color: #060911;
}

/* Botón Gemini */
.btn-gemini-opt {
  color: var(--cyan-neon);
  border-color: var(--borde-resaltado);
}

/* Botón Generar Principal */
.btn-accion-generar {
  background: linear-gradient(135deg, #00f0ff, #0099ff);
  color: #060911;
  border: 0;
  padding: 8px 18px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 4px 16px rgba(0, 240, 255, 0.35);
  transition: all 0.2s ease;
}

.btn-accion-generar:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 22px rgba(0, 240, 255, 0.5);
}

.btn-accion-generar:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* ============================================================================
   MODALES
   ============================================================================ */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(6, 9, 17, 0.85);
  backdrop-filter: blur(12px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay[hidden] {
  display: none !important;
}

.modal-tarjeta {
  background: var(--fondo-tarjeta);
  border: 1px solid var(--borde-sutil);
  border-radius: 18px;
  width: 100%;
  max-width: 520px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
  overflow: hidden;
}

.modal-ancha {
  max-width: 820px;
}

.modal-cabecera {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 22px;
  border-bottom: 1px solid var(--borde-sutil);
}

.modal-cabecera h2 {
  font-size: 16px;
  font-weight: 700;
}

.btn-cerrar-modal {
  background: transparent;
  border: 0;
  color: var(--texto-secundario);
  font-size: 16px;
  cursor: pointer;
}

.modal-cuerpo {
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.modal-footer {
  padding: 14px 22px;
  border-top: 1px solid var(--borde-sutil);
  display: flex;
  justify-content: flex-end;
}

.btn-primary-action {
  background: var(--cyan-neon);
  color: #060911;
  border: 0;
  padding: 8px 16px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 13px;
  cursor: pointer;
}

.campo-form {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.campo-form label {
  font-size: 11px;
  font-weight: 700;
  color: var(--texto-secundario);
  letter-spacing: 0.05em;
}

.campo-form input {
  background: #060911;
  border: 1px solid var(--borde-sutil);
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--texto-principal);
  font-family: inherit;
  font-size: 13px;
  outline: 0;
}

.campo-form input:focus {
  border-color: var(--cyan-neon);
}

.ayuda-campo {
  font-size: 11px;
  color: var(--texto-apagado);
}

.caja-estado-chrome {
  background: #060911;
  border: 1px solid var(--borde-sutil);
  border-radius: 8px;
  padding: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: 12px;
}

.btn-secundario {
  background: var(--fondo-tarjeta);
  border: 1px solid var(--borde-sutil);
  color: var(--texto-principal);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 11px;
  cursor: pointer;
  font-weight: 600;
}

/* Modal Login */
.modal-login-box {
  max-width: 400px;
  text-align: center;
}

.modal-logo {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--cyan-suave);
  color: var(--cyan-neon);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
  border: 1px solid var(--borde-resaltado);
}

.modal-login-box .modal-cabecera {
  flex-direction: column;
  border-bottom: 0;
  padding-bottom: 0;
}

.modal-login-box p {
  font-size: 12px;
  color: var(--texto-secundario);
  margin-top: 4px;
}

.form-login {
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  text-align: left;
}

.btn-submit-login {
  background: var(--cyan-neon);
  color: #060911;
  border: 0;
  padding: 12px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
  margin-top: 6px;
}

.alerta-error {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.35);
  color: #fca5a5;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 12px;
}

/* Tabla Usuarios */
.tabla-usuarios {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.tabla-usuarios th {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--borde-sutil);
  color: var(--texto-secundario);
  font-weight: 700;
}

.tabla-usuarios td {
  padding: 10px 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  color: var(--texto-principal);
}

/* Visor Theater */
.visor-theater {
  flex-direction: column;
  padding: 40px;
}

.btn-cerrar-visor {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(255, 255, 255, 0.1);
  border: 0;
  color: #fff;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 18px;
  cursor: pointer;
}

.visor-contenido {
  max-width: 90vw;
  max-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.visor-contenido img,
.visor-contenido video {
  max-width: 100%;
  max-height: 75vh;
  border-radius: 12px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8);
}

/* Toast Notificaciones */
.toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 200;
}

.toast {
  background: var(--fondo-tarjeta);
  border: 1px solid var(--cyan-neon);
  color: var(--texto-principal);
  padding: 10px 16px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  animation: slideToast 0.25s ease;
}

@keyframes slideToast {
  from { transform: translateY(10px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

@media (max-width: 768px) {
  .compositor-flotante {
    width: calc(100% - 20px);
    bottom: 10px;
    padding: 10px;
  }
  .canvas-flujo {
    flex-direction: column;
  }
  .flujo-conector {
    transform: rotate(90deg);
  }
}