/* ==========================================================================
   STUDIO ROOM CLIPS - SYSTEM DESIGN & STYLES (Studio Dark Theme)
   ========================================================================== */

/* Variables de Diseño */
:root {
  --bg-primary: #070b13;       /* Fondo profundo de la aplicación */
  --bg-secondary: #0b0f19;     /* Fondo de paneles */
  --bg-card: #131c31;          /* Tarjetas */
  --bg-input: #090d16;         /* Fondos de inputs */
  
  --border-color: #1e293b;     /* Bordes sutiles */
  --border-active: #10b981;     /* Borde esmeralda activo */
  
  --text-main: #f8fafc;        /* Texto blanco brillante */
  --text-muted: #94a3b8;       /* Texto gris atenuado */
  
  --accent-green: #00e676;     /* Verde neón brillante */
  --accent-green-hover: #00c853;
  --accent-red: #ef4444;       /* Rojo coral */
  --accent-red-hover: #dc2626;
  --accent-gold: #f59e0b;      /* Oro fuego */
  --accent-gold-bg: #241805;
  
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --shadow-glow: 0 0 15px rgba(0, 230, 118, 0.25);
  --shadow-card: 0 10px 25px -5px rgba(0, 0, 0, 0.3);
}

/* Reset de Estilos */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-family);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  padding-bottom: 2rem;
}

/* Personalización de Scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: #1e293b;
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: #334155;
}

/* ==========================================================================
   APP HEADER
   ========================================================================== */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 2rem;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.guitar-icon {
  font-size: 1.5rem;
}

.logo-text {
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: 0.5px;
  color: var(--text-main);
}

.accent-text {
  color: var(--accent-green);
}

.sub-text {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  background-color: rgba(255, 255, 255, 0.05);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  margin-left: 0.25rem;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.fire-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--accent-gold-bg);
  border: 1px solid var(--accent-gold);
  color: var(--accent-gold);
  padding: 0.4rem 0.85rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
}

.config-btn {
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0.4rem 0.85rem;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: all 0.2s ease;
}

.config-btn:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: var(--text-muted);
}

/* ==========================================================================
   DASHBOARD GRID LAYOUT
   ========================================================================== */
.dashboard-container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2rem;
  max-width: 1400px;
  width: 100%;
  margin: 2rem auto 0;
  padding: 0 2rem;
  align-items: start;
}

@media (max-width: 1024px) {
  .dashboard-container {
    grid-template-columns: 1fr;
  }
}

.panel {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* ==========================================================================
   COMPONENTE: TARJETA (CARD)
   ========================================================================== */
.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
  transition: opacity 0.3s ease, border-color 0.3s ease;
}

.card.disabled {
  opacity: 0.4;
  pointer-events: none;
}

.card-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  letter-spacing: 0.3px;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.help-text {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: -0.75rem;
  margin-bottom: 1rem;
}

/* Form Groups & Inputs */
.form-group {
  margin-bottom: 1.25rem;
}

.form-group:last-child {
  margin-bottom: 0;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.form-group select,
.form-group input[type="text"] {
  width: 100%;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0.75rem 1rem;
  border-radius: 8px;
  font-size: 0.9rem;
  outline: none;
  transition: all 0.2s ease;
}

.form-group select:focus,
.form-group input[type="text"]:focus,
.form-group textarea:focus {
  border-color: var(--border-active);
  box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.15);
}

.form-group textarea {
  width: 100%;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0.75rem 1rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-family: var(--font-family);
  outline: none;
  transition: all 0.2s ease;
  resize: vertical;
  min-height: 60px;
}

.hidden {
  display: none !important;
}

/* ==========================================================================
   UPLOAD CARD (DRAG & DROP)
   ========================================================================== */
.drag-drop-card {
  border: 2px dashed var(--border-color);
  background-color: rgba(19, 28, 49, 0.3);
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
  padding: 2.5rem 1.5rem;
}

.drag-drop-card:hover,
.drag-drop-card.dragover {
  border-color: var(--border-active);
  background-color: rgba(16, 185, 129, 0.05);
}

/* Input file oculto pero clickeable */
.file-input-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.upload-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.drag-drop-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.upload-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.file-badges {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.badge {
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: all 0.2s ease;
}

.badge.active {
  border-color: var(--border-active);
  color: var(--accent-green);
  background-color: rgba(0, 230, 118, 0.05);
}

/* ==========================================================================
   LAYOUT TOGGLE BUTTONS
   ========================================================================== */
.layout-toggle-group {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0.5rem;
  background-color: var(--bg-input);
  padding: 0.3rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.layout-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  padding: 0.6rem 0.5rem;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  transition: all 0.2s ease;
}

.layout-btn:hover {
  color: var(--text-main);
}

.layout-btn.active {
  background-color: var(--bg-card);
  color: var(--accent-green);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* ==========================================================================
   VIDEO INTERACTIVE CROPPER (16:9 Canvas Tool)
   ========================================================================== */
.video-crop-container {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background-color: #000;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

#source-video-preview {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.crop-overlay-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: auto;
}

/* El crop-box crea el recuadro interactivo */
.crop-box {
  position: absolute;
  border: 2px solid #fff;
  cursor: move;
  /* El truco de la sombra gigante para oscurecer el exterior */
  box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.6);
  box-sizing: border-box;
}

/* Tiradores de Redimensión */
.resize-handle {
  position: absolute;
  width: 12px;
  height: 12px;
  background-color: #fff;
  border: 1px solid #000;
  border-radius: 2px;
}

.top-left {
  top: -6px;
  left: -6px;
  cursor: nwse-resize;
}

.top-right {
  top: -6px;
  right: -6px;
  cursor: nesw-resize;
}

.bottom-left {
  bottom: -6px;
  left: -6px;
  cursor: nesw-resize;
}

.bottom-right {
  bottom: -6px;
  right: -6px;
  cursor: nwse-resize;
}

/* ==========================================================================
   COLUMNA DERECHA: LIENZO VERTICAL Y PREVIEW
   ========================================================================== */
.preview-container {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 1rem 0;
}

/* Marco simulación Teléfono Movil */
.phone-frame {
  width: 290px;
  height: 516px; /* Proporción exacta 9:16 */
  border: 10px solid #1e293b;
  border-radius: 36px;
  overflow: hidden;
  box-shadow: 0 20px 40px -10px rgba(0,0,0,0.7);
  background-color: #000;
  position: relative;
  transition: all 0.3s ease;
}

.phone-frame:hover {
  border-color: #334155;
  box-shadow: 0 20px 45px -5px rgba(0,0,0,0.8), var(--shadow-glow);
}

#output-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.canvas-controls {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
}

.control-circle-btn {
  background-color: rgba(15, 23, 42, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text-main);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  cursor: pointer;
  backdrop-filter: blur(8px);
  transition: all 0.2s ease;
}

.control-circle-btn:hover:not(:disabled) {
  background-color: rgba(15, 23, 42, 0.9);
  transform: scale(1.05);
  border-color: var(--accent-green);
}

.control-circle-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.control-circle-btn.active {
  background-color: rgba(16, 185, 129, 0.3);
  border-color: var(--accent-green);
}

/* ==========================================================================
   RESULTS & PROGRESS CARDS
   ========================================================================== */
.analyzer-status {
  margin-bottom: 1.25rem;
}

.progress-bar-container {
  width: 100%;
  height: 8px;
  background-color: var(--bg-input);
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  margin-bottom: 0.5rem;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #10b981, #00e676);
  border-radius: 4px;
  transition: width 0.1s ease;
}

.progress-fill.neon-glow {
  box-shadow: 0 0 10px var(--accent-green);
}

.status-text {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
}

.moment-details {
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  padding: 0.85rem 1rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
}

.detail-label {
  color: var(--text-muted);
}

.detail-value {
  font-weight: 700;
}

.text-green {
  color: var(--accent-green);
}

/* Botones de Acción */
.generate-btn {
  width: 100%;
  background: linear-gradient(135deg, #059669 0%, #10b981 100%);
  color: var(--text-main);
  border: none;
  padding: 0.9rem 1.5rem;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.2);
}

.generate-btn:hover:not(:disabled) {
  background: linear-gradient(135deg, #047857 0%, #059669 100%);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(16, 185, 129, 0.3), var(--shadow-glow);
}

.generate-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.recording-status {
  margin-top: 1.25rem;
}

.download-container {
  margin-top: 1.25rem;
  display: flex;
  justify-content: center;
}

.download-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  background: linear-gradient(135deg, #1d4ed8 0%, #3b82f6 100%);
  color: #fff;
  text-decoration: none;
  padding: 0.9rem 1.5rem;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.95rem;
  transition: all 0.2s ease;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.2);
  text-align: center;
}

.download-btn:hover {
  background: linear-gradient(135deg, #1e40af 0%, #1d4ed8 100%);
  box-shadow: 0 6px 16px rgba(59, 130, 246, 0.3);
  transform: translateY(-1px);
}