/* ===== VARIABLES CSS ===== */
:root {
    /* Colores principales */
    --primary-color: #3b82f6;
    --primary-hover: #2563eb;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --error-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #06b6d4;
    
    /* Colores de fondo */
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-card: #334155;
    --bg-overlay: rgba(0, 0, 0, 0.8);
    
    /* Colores de texto */
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    
    /* Bordes y sombras */
    --border-color: #475569;
    --border-light: #64748b;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Espaciado */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Bordes redondeados */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Transiciones */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

/* ===== TEMA OSCURO (por defecto) ===== */
body.theme-dark {
    --primary-color: #3b82f6;
    --primary-hover: #2563eb;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --error-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #06b6d4;
    
    /* Colores de fondo */
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-card: #334155;
    --bg-overlay: rgba(0, 0, 0, 0.8);
    
    /* Colores de texto */
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    
    /* Bordes */
    --border-color: #475569;
    --border-light: #64748b;
    
    /* Fondo con gradiente */
    background: linear-gradient(135deg, #0f0f23 0%, #1a1a2e 50%, #16213e 100%);
}

/* ===== TEMA CLARO ===== */
body.theme-light {
    --primary-color: #3b82f6;
    --primary-hover: #2563eb;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --error-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #06b6d4;
    
    /* Colores de fondo */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-card: #ffffff;
    --bg-overlay: rgba(0, 0, 0, 0.5);
    
    /* Colores de texto */
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --text-muted: #64748b;
    
    /* Bordes */
    --border-color: #e2e8f0;
    --border-light: #cbd5e1;
    
    /* Fondo con gradiente */
    background: linear-gradient(135deg, #e0f2fe 0%, #f3e5f5 50%, #fff3e0 100%);
    color: #1a202c;
}

/* ===== TEMA ROSA ===== */
body.theme-rosa {
    --primary-color: #ec4899;
    --primary-hover: #db2777;
    --secondary-color: #be185d;
    --success-color: #10b981;
    --error-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #06b6d4;
    
    /* Colores de fondo */
    --bg-primary: #fdf2f8;
    --bg-secondary: #fce7f3;
    --bg-card: #ffffff;
    --bg-overlay: rgba(236, 72, 153, 0.1);
    
    /* Colores de texto */
    --text-primary: #831843;
    --text-secondary: #be185d;
    --text-muted: #ec4899;
    
    /* Bordes */
    --border-color: #f9a8d4;
    --border-light: #fbcfe8;
    
    /* Fondo con gradiente */
    background: linear-gradient(135deg, #fdf2f8 0%, #fce7f3 50%, #f9a8d4 100%);
}

/* ===== TEMA NEON ===== */
body.theme-neon {
    --primary-color: #8b5cf6;
    --primary-hover: #7c3aed;
    --secondary-color: #00ffff;
    --success-color: #00ff00;
    --error-color: #ff0080;
    --warning-color: #ffff00;
    --info-color: #06b6d4;
    
    /* Colores de fondo */
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a2e;
    --bg-card: #16213e;
    --bg-overlay: rgba(139, 92, 246, 0.2);
    
    /* Colores de texto */
    --text-primary: #00ffff;
    --text-secondary: #8b5cf6;
    --text-muted: #6366f1;
    
    /* Bordes */
    --border-color: #8b5cf6;
    --border-light: #00ffff;
    
    /* Fondo con gradiente */
    background: linear-gradient(135deg, #0a0a0a 0%, #1a0a2e 50%, #2a1a4e 100%);
}

/* ===== RESET Y BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* ===== LAYOUT PRINCIPAL ===== */
.app-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    width: 100%;
}

/* ===== HEADER ===== - SOBRESCRIBIR COMPLETAMENTE common-header-styles.css */
.app-header {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(15px) !important;
    border-bottom: 1px solid var(--border-color) !important;
    position: relative !important;
    z-index: 100 !important;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1) !important;
}

.app-header::before {
    content: '' !important;
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%) !important;
    pointer-events: none !important;
}

.header-content {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 1rem 2rem !important;
    max-width: 1400px !important;
    margin: 0 auto !important;
    position: relative !important;
    z-index: 1 !important;
}

.header-left {
    display: flex !important;
    align-items: center !important;
    gap: 1.5rem !important;
    justify-content: center !important;
    text-align: center !important;
}

.header-left > div {
    display: flex !important;
    flex-direction: column !important;
    gap: 0.25rem !important;
    align-items: center !important;
    text-align: center !important;
}

/* Button Wrap Styles - SOBRESCRIBIR COMPLETAMENTE common-header-styles.css */
.button-wrap {
    position: absolute !important;
    left: 2rem !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    --shadow-cuttoff-fix: 0.5em;
    border-radius: initial !important;
    background: transparent !important;
    pointer-events: auto !important;
    transition: all 400ms cubic-bezier(0.25, 1, 0.5, 1) !important;
    z-index: 1000 !important;
}

.button-shadow {
    position: absolute !important;
    inset: 0 !important;
    border-radius: inherit !important;
    background: rgba(0, 0, 0, 0.1) !important;
    filter: blur(0.25em) !important;
    opacity: 0 !important;
    transition: opacity 400ms cubic-bezier(0.25, 1, 0.5, 1) !important;
}

.button-shadow::after {
    content: '' !important;
    position: absolute !important;
    inset: 0 !important;
    border-radius: inherit !important;
    background: rgba(255, 255, 255, 0.1) !important;
    filter: blur(0.125em) !important;
    opacity: 0 !important;
    transition: opacity 400ms cubic-bezier(0.25, 1, 0.5, 1) !important;
}

.button-wrap:has(button:hover) .button-shadow {
    filter: blur(clamp(2px, 0.0625em, 6px)) !important;
    transition: filter 400ms cubic-bezier(0.25, 1, 0.5, 1) !important;
}

.button-wrap:has(button:hover) .button-shadow::after {
    top: calc(var(--shadow-cuttoff-fix) - 0.875em) !important;
    opacity: 1 !important;
}

.button-wrap:has(button:active) {
    /* Sin transformación */
}





/* App Title */
.app-title {
    display: flex !important;
    align-items: center !important;
    gap: 1rem !important;
    font-size: 2rem !important;
    font-weight: 800 !important;
    color: #3b82f6 !important;
    margin: 0 !important;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1) !important;
    letter-spacing: -0.02em !important;
    justify-content: center !important;
    text-align: center !important;
}

.app-title svg {
    color: #3b82f6 !important;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1)) !important;
}

.app-subtitle {
    color: #1e40af !important;
    font-size: 1rem !important;
    margin: 0 !important;
    font-weight: 400 !important;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1) !important;
    text-align: center !important;
}

/* ===== CONTENIDO PRINCIPAL ===== */
.main-content {
    flex: 1;
    padding: var(--spacing-lg);
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: calc(100vh - 120px);
}

.container {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
}

/* ===== CONTROLES DE TABLA ===== */
.table-controls {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    align-items: end;
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    min-width: 150px;
}

.control-group label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.control-group input,
.control-group select {
    padding: var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 0.875rem;
    transition: var(--transition-fast);
}

.control-group input:focus,
.control-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* ===== BOTONES ===== */
.btn-primary,
.btn-secondary,
.btn-success,
.btn-danger,
.btn-warning,
.btn-info {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--secondary-color);
    color: white;
}

.btn-secondary:hover {
    background: #475569;
    transform: translateY(-1px);
}

.btn-success {
    background: var(--success-color);
    color: white;
}

.btn-success:hover {
    background: #059669;
    transform: translateY(-1px);
}

.btn-danger {
    background: var(--error-color);
    color: white;
}

.btn-danger:hover {
    background: #dc2626;
    transform: translateY(-1px);
}

.btn-warning {
    background: var(--warning-color);
    color: #1f2937;
}

.btn-warning:hover {
    background: #d97706;
    transform: translateY(-1px);
}

.btn-info {
    background: var(--info-color);
    color: white;
}

.btn-info:hover {
    background: #0891b2;
    transform: translateY(-1px);
}

/* ===== EDITOR DE TABLA ===== */
.table-editor {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.table-container {
    overflow-x: auto;
    margin-bottom: var(--spacing-lg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}

.table-wrapper {
    min-width: 100%;
}

.excel-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-primary);
}

.excel-table th,
.excel-table td {
    border: 1px solid var(--border-color);
    padding: var(--spacing-md);
    min-width: 240px; /* Aumentado de 150px (60% más) */
    min-height: 96px; /* Aumentado de 60px (60% más) */
    position: relative;
    height: auto; /* Permitir que la altura se ajuste al contenido */
    vertical-align: top; /* Alinear contenido arriba */
}

.excel-table th {
    background: var(--bg-secondary);
    font-weight: 600;
    text-align: center;
    color: var(--text-primary);
    position: sticky;
    top: 0;
    z-index: 10;
}

.excel-table td {
    background: var(--bg-primary);
    color: var(--text-primary);
    height: auto; /* Permitir que la altura se ajuste al contenido */
    position: relative; /* Para posicionamiento del input */
}

.excel-table td input,
.excel-table td textarea {
    width: 100%;
    height: 100%;
    border: none;
    background: transparent;
    color: inherit;
    font-size: 0.9rem;
    padding: var(--spacing-md);
    outline: none;
    white-space: pre-wrap;
    word-wrap: break-word;
    overflow: hidden;
    resize: none;
    min-height: 96px;
    display: block;
    box-sizing: border-box;
    font-family: inherit;
}

.excel-table th input,
.excel-table th textarea {
    width: 100%;
    border: none;
    background: transparent;
    color: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    text-align: center;
    padding: var(--spacing-md);
    outline: none;
    white-space: pre-wrap;
    word-wrap: break-word;
    overflow: hidden;
    resize: none;
    min-height: 96px;
    display: block;
    box-sizing: border-box;
    font-family: inherit;
}

/* Estilo específico para inputs/textareas en modo edición */
.excel-table td input:focus,
.excel-table td textarea:focus,
.excel-table th input:focus,
.excel-table th textarea:focus {
    background: rgba(59, 130, 246, 0.1);
    height: auto;
    min-height: 96px;
}

/* Estilos para campos de solo lectura */
.excel-table th input[readonly],
.excel-table td input[readonly] {
    background-color: var(--bg-secondary) !important;
    color: var(--text-secondary) !important;
    cursor: not-allowed !important;
    user-select: none;
}

.excel-table th input[readonly]:focus,
.excel-table td input[readonly]:focus {
    background-color: var(--bg-secondary) !important;
    outline: none !important;
    box-shadow: none !important;
}

/* ===== CONTROLES DE EDICIÓN ===== */
.editing-controls {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    align-items: center;
    justify-content: space-between;
}

.control-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.format-controls {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.format-btn {
    width: 40px;
    height: 40px;
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    color: var(--text-primary);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

.format-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.format-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.color-picker {
    width: 40px;
    height: 40px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    background: transparent;
}

.color-picker::-webkit-color-swatch-wrapper {
    padding: 0;
}

.color-picker::-webkit-color-swatch {
    border: none;
    border-radius: var(--radius-sm);
}

/* ===== BOTONES DE ACCIÓN ===== */
.action-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.btn-action {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
    min-width: 140px;
    justify-content: center;
}

.btn-action:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

/* ===== INDICADOR DE ESTADO ===== */
.status-indicator {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* ===== MODALES ===== */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-overlay);
    backdrop-filter: blur(5px);
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease-out;
}

.modal-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    animation: slideIn 0.3s ease-out;
}

.modal-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 600;
}

.close-modal {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.close-modal:hover {
    color: var(--text-primary);
    background: var(--bg-secondary);
}

.modal-body {
    padding: var(--spacing-lg);
}

.modal-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-end;
}

/* ===== ÁREA DE CARGA DE ARCHIVOS ===== */
.file-upload-area {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-2xl);
    text-align: center;
    cursor: pointer;
    transition: var(--transition-fast);
    background: var(--bg-primary);
}

.file-upload-area:hover {
    border-color: var(--primary-color);
    background: rgba(59, 130, 246, 0.05);
}

.file-upload-area.drag-over {
    border-color: var(--primary-color);
    background: rgba(59, 130, 246, 0.1);
}

.upload-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.upload-icon {
    font-size: 3rem;
    color: var(--text-muted);
}

.upload-text {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.upload-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.upload-subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* ===== FORMULARIOS ===== */
.save-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
    padding: var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 0.875rem;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

/* ===== BOTONES DE MODAL ===== */
.btn-modal {
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.btn-modal.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-modal.btn-primary:hover:not(:disabled) {
    background: var(--primary-hover);
}

.btn-modal.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-modal.btn-secondary {
    background: var(--secondary-color);
    color: white;
}

.btn-modal.btn-secondary:hover {
    background: #475569;
}

/* ===== LISTA DE TABLAS GUARDADAS ===== */
.saved-tables-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    max-height: 400px;
    overflow-y: auto;
}

.saved-table-item {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    cursor: pointer;
    transition: var(--transition-fast);
}

.saved-table-item:hover {
    border-color: var(--primary-color);
    background: rgba(59, 130, 246, 0.05);
}

.saved-table-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.saved-table-name {
    font-weight: 600;
    color: var(--text-primary);
}

.saved-table-date {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.saved-table-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.saved-table-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.saved-table-btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.saved-table-btn.load {
    background: var(--primary-color);
    color: white;
}

.saved-table-btn.load:hover {
    background: var(--primary-hover);
}

.saved-table-btn.delete {
    background: var(--error-color);
    color: white;
}

.saved-table-btn.delete:hover {
    background: #dc2626;
}

/* ===== ANIMACIONES ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

/* ===== RESPONSIVE ===== */
/* Responsive para header */
@media (max-width: 768px) {
    .header-content {
        padding: 1rem;
    }
    
    .header-left {
        gap: 1rem;
    }
    
    .app-title {
        font-size: 1.5rem;
    }
    
    .app-subtitle {
        display: none;
    }
    

    

}

@media (max-width: 480px) {
    .header-content {
        padding: 0.75rem;
    }
    
    .app-title {
        font-size: 1.2rem;
    }
    
    .app-subtitle {
        display: none;
    }
    

    

}

@media (max-width: 1023px) {
    .app-header {
        padding: var(--spacing-sm);
    }
    
    .header-content {
        gap: var(--spacing-md);
    }
    
    .header-left {
        gap: var(--spacing-md);
    }
    
    .button-wrap {
        position: absolute;
        left: 1rem;
        top: 1rem;
        transform: none;
    }
    
    .main-content {
        padding: var(--spacing-md);
    }
    
    .container {
        max-width: 100%;
    }
    
    .table-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .control-group {
        min-width: auto;
    }
    
    .editing-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .control-buttons {
        justify-content: center;
    }
    
    .format-controls {
        justify-content: center;
    }
    
    .action-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-action {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 767px) {
    html {
        font-size: 14px;
    }
    
    .app-header {
        padding: var(--spacing-xs);
    }
    
    .header-content {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .header-left {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }
    
    .button-wrap {
        position: absolute;
        left: 1rem;
        top: 1rem;
        transform: none;
    }
    
    .app-title {
        font-size: 1.25rem;
    }
    
    .app-subtitle {
        display: none;
    }
    
    .main-content {
        padding: var(--spacing-sm);
    }
    
    .container {
        padding: 0;
    }
    
    .table-controls {
        padding: var(--spacing-md);
    }
    
    .table-editor {
        padding: var(--spacing-md);
    }
    
    .excel-table th,
    .excel-table td {
        min-width: 192px; /* Aumentado de 120px (60% más) */
        padding: var(--spacing-md);
        min-height: 96px;
    }
    
    .excel-table th input,
    .excel-table th textarea,
    .excel-table td input,
    .excel-table td textarea {
        font-size: 0.85rem;
        min-height: 96px;
    }
    
    .control-buttons {
        flex-direction: column;
    }
    
    .format-controls {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .modal-content {
        width: 95%;
        margin: var(--spacing-sm);
    }
    
    .modal-header,
    .modal-body,
    .modal-footer {
        padding: var(--spacing-md);
    }
    
    .saved-table-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }
    
    .saved-table-actions {
        width: 100%;
        justify-content: space-between;
    }
}

@media (max-width: 480px) {
    .app-header {
        padding: var(--spacing-xs);
    }
    
    .header-content {
        gap: var(--spacing-xs);
    }
    
    .button-wrap {
        position: absolute;
        left: 0.5rem;
        top: 0.5rem;
        transform: none;
    }
    
    .button-wrap button {
        width: 40px;
        height: 40px;
    }
    
    .app-title {
        font-size: 1.125rem;
    }
    
    .app-subtitle {
        display: none;
    }
    
    .main-content {
        padding: var(--spacing-xs);
    }
    
    .container {
        padding: 0;
    }
    
    .table-controls {
        padding: var(--spacing-sm);
    }
    
    .table-editor {
        padding: var(--spacing-sm);
    }
    
    .excel-table th,
    .excel-table td {
        min-width: 144px; /* Aumentado de 90px (60% más) */
        padding: var(--spacing-sm);
        min-height: 96px;
    }
    
    .excel-table th input,
    .excel-table th textarea,
    .excel-table td input,
    .excel-table td textarea {
        font-size: 0.8rem;
        min-height: 96px;
    }
    
    .btn-action {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.8rem;
    }
    
    .modal-content {
        width: 98%;
        margin: var(--spacing-xs);
    }
    
    .modal-header,
    .modal-body,
    .modal-footer {
        padding: var(--spacing-sm);
    }
    
    .upload-area {
        padding: var(--spacing-lg);
    }
    
    .upload-icon {
        font-size: 2rem;
    }
    
    .upload-title {
        font-size: 1rem;
    }
    
    .upload-subtitle {
        font-size: 0.8rem;
    }
}

/* ===== ACCESIBILIDAD ===== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* ===== UTILIDADES ===== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

/* ===== ESTILOS ESPECÍFICOS POR TEMA ===== */

/* Tema Oscuro - Ajustes específicos */
body.theme-dark .app-header {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(71, 85, 105, 0.3);
}



body.theme-dark .table-controls,
body.theme-dark .table-editor,
body.theme-dark .modal-content {
    background: rgba(51, 65, 85, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(71, 85, 105, 0.3);
}

body.theme-dark .excel-table th {
    background: rgba(30, 41, 59, 0.9);
    border-color: rgba(71, 85, 105, 0.5);
}

body.theme-dark .excel-table td {
    background: rgba(15, 23, 42, 0.8);
    border-color: rgba(71, 85, 105, 0.3);
}

body.theme-dark .excel-table td input,
body.theme-dark .excel-table th input {
    background: transparent;
    color: var(--text-primary);
}

body.theme-dark .excel-table td input:focus,
body.theme-dark .excel-table th input:focus {
    background: rgba(59, 130, 246, 0.1);
}



/* Tema Claro - Ajustes específicos */
body.theme-light .app-header {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.5);
}



body.theme-light .table-controls,
body.theme-light .table-editor,
body.theme-light .modal-content {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(226, 232, 240, 0.5);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

body.theme-light .excel-table th {
    background: rgba(248, 250, 252, 0.9);
    border-color: rgba(226, 232, 240, 0.5);
}

body.theme-light .excel-table td {
    background: rgba(255, 255, 255, 0.8);
    border-color: rgba(226, 232, 240, 0.3);
}

body.theme-light .excel-table td input,
body.theme-light .excel-table th input {
    background: transparent;
    color: var(--text-primary);
}

body.theme-light .excel-table td input:focus,
body.theme-light .excel-table th input:focus {
    background: rgba(59, 130, 246, 0.05);
}



/* Tema Rosa - Ajustes específicos */
body.theme-rosa .app-header {
    background: rgba(252, 231, 243, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(249, 168, 212, 0.3);
}



body.theme-rosa .table-controls,
body.theme-rosa .table-editor,
body.theme-rosa .modal-content {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(249, 168, 212, 0.3);
    box-shadow: 0 4px 6px -1px rgba(236, 72, 153, 0.1);
}

body.theme-rosa .excel-table th {
    background: rgba(252, 231, 243, 0.9);
    border-color: rgba(249, 168, 212, 0.5);
}

body.theme-rosa .excel-table td {
    background: rgba(255, 255, 255, 0.8);
    border-color: rgba(249, 168, 212, 0.3);
}

body.theme-rosa .excel-table td input,
body.theme-rosa .excel-table th input {
    background: transparent;
    color: var(--text-primary);
}

body.theme-rosa .excel-table td input:focus,
body.theme-rosa .excel-table th input:focus {
    background: rgba(236, 72, 153, 0.05);
}



/* Tema Neon - Ajustes específicos */
body.theme-neon .app-header {
    background: rgba(26, 26, 46, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(139, 92, 246, 0.3);
}



body.theme-neon .table-controls,
body.theme-neon .table-editor,
body.theme-neon .modal-content {
    background: rgba(22, 33, 62, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(139, 92, 246, 0.3);
    box-shadow: 0 4px 6px -1px rgba(139, 92, 246, 0.2);
}

body.theme-neon .excel-table th {
    background: rgba(26, 26, 46, 0.9);
    border-color: rgba(139, 92, 246, 0.5);
}

body.theme-neon .excel-table td {
    background: rgba(10, 10, 10, 0.8);
    border-color: rgba(139, 92, 246, 0.3);
}

body.theme-neon .excel-table td input,
body.theme-neon .excel-table th input {
    background: transparent;
    color: var(--text-primary);
}

body.theme-neon .excel-table td input:focus,
body.theme-neon .excel-table th input:focus {
    background: rgba(139, 92, 246, 0.1);
    box-shadow: 0 0 10px rgba(139, 92, 246, 0.3);
}



/* Efectos especiales para tema neon */
body.theme-neon .btn-primary:hover {
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.4);
}

body.theme-neon .format-btn:hover {
    box-shadow: 0 0 15px rgba(139, 92, 246, 0.3);
}

body.theme-neon .excel-table td.selected {
    border: 2px solid #00ffff !important;
    box-shadow: 0 0 15px rgba(0, 255, 255, 0.3);
}

/* Ajustes para modales en todos los temas */
body.theme-dark .modal {
    background-color: rgba(0, 0, 0, 0.8);
}

body.theme-light .modal {
    background-color: rgba(0, 0, 0, 0.5);
}

body.theme-rosa .modal {
    background-color: rgba(236, 72, 153, 0.1);
}

body.theme-neon .modal {
    background-color: rgba(139, 92, 246, 0.2);
}

/* Ajustes para archivos de carga */
body.theme-dark .file-upload-area {
    background: rgba(51, 65, 85, 0.8);
    border-color: rgba(71, 85, 105, 0.5);
}

body.theme-light .file-upload-area {
    background: rgba(255, 255, 255, 0.8);
    border-color: rgba(226, 232, 240, 0.5);
}

body.theme-rosa .file-upload-area {
    background: rgba(255, 255, 255, 0.8);
    border-color: rgba(249, 168, 212, 0.5);
}

body.theme-neon .file-upload-area {
    background: rgba(22, 33, 62, 0.8);
    border-color: rgba(139, 92, 246, 0.5);
}

/* Ajustes para controles de formato */
body.theme-neon .format-btn.active {
    background: var(--primary-color);
    color: white;
    box-shadow: 0 0 15px rgba(139, 92, 246, 0.4);
}

body.theme-rosa .format-btn.active {
    background: var(--primary-color);
    color: white;
    box-shadow: 0 0 15px rgba(236, 72, 153, 0.3);
}

/* Estilos específicos por tema para campos de solo lectura */
body.theme-dark .excel-table th input[readonly],
body.theme-dark .excel-table td input[readonly] {
    background-color: rgba(30, 41, 59, 0.8) !important;
    color: var(--text-muted) !important;
}

body.theme-light .excel-table th input[readonly],
body.theme-light .excel-table td input[readonly] {
    background-color: rgba(248, 250, 252, 0.8) !important;
    color: var(--text-muted) !important;
}

body.theme-rosa .excel-table th input[readonly],
body.theme-rosa .excel-table td input[readonly] {
    background-color: rgba(252, 231, 243, 0.8) !important;
    color: var(--text-muted) !important;
}

body.theme-neon .excel-table th input[readonly],
body.theme-neon .excel-table td input[readonly] {
    background-color: rgba(26, 26, 46, 0.8) !important;
    color: var(--text-muted) !important;
}