/* ========== EVA MAGIC V12 - DISEÑO MODERNO ========== */

/* Variables CSS */
:root {
    --color-primario: #1e3a5f;
    --color-secundario: #10b981;
    --color-accento: #3b82f6;
    --color-fondo: #f8fafc;
    --color-superficie: #ffffff;
    --color-texto: #1e293b;
    --color-texto-secundario: #64748b;
    --color-borde: #e2e8f0;
    --color-error: #ef4444;
    --color-warning: #f59e0b;
    --font-principal: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-titulos: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --sombra-sm: 0 1px 2px rgba(0,0,0,0.05);
    --sombra-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --sombra-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --sombra-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
    --radio-sm: 6px;
    --radio-md: 10px;
    --radio-lg: 16px;
    --radio-xl: 24px;
    --transicion: all 0.2s ease;
}

/* Reset y Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-principal);
    background-color: var(--color-fondo);
    color: var(--color-texto);
    line-height: 1.6;
    font-size: 15px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Tipografía de títulos */
h1, h2, h3, h4, h5, h6,
.header-content h1,
.resumen-pedido h3,
.cliente-form h3 {
    font-family: var(--font-titulos);
}

/* ========== HEADER ========== */
header {
    background: linear-gradient(135deg, var(--color-primario) 0%, #0f2744 100%);
    color: white;
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    box-shadow: var(--sombra-lg);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    align-items: center;
    gap: 16px;
}

.header-content h1 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.header-content .subtitle {
    font-size: 0.9rem;
    opacity: 0.85;
    font-weight: 400;
}

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

.catalogo-btn {
    background: var(--color-secundario);
    color: white;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: var(--radio-md);
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transicion);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 2px solid transparent;
}

.catalogo-btn:hover {
    background: #059669;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

.admin-link {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    font-size: 1.3rem;
    padding: 8px 12px;
    border-radius: var(--radio-md);
    transition: var(--transicion);
    display: flex;
    align-items: center;
    justify-content: center;
}

.admin-link:hover {
    color: white;
    background: rgba(255,255,255,0.15);
}

/* ========== SIN CONFIGURACIÓN ========== */
.sin-config {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 70vh;
    padding: 24px;
}

.sin-config-content {
    text-align: center;
    background: var(--color-superficie);
    padding: 48px 40px;
    border-radius: var(--radio-xl);
    box-shadow: var(--sombra-xl);
    max-width: 480px;
}

.sin-config-content h2 {
    color: var(--color-error);
    margin-bottom: 12px;
    font-size: 1.5rem;
}

.sin-config-content p {
    color: var(--color-texto-secundario);
    margin-bottom: 24px;
    font-size: 1rem;
}

.btn-ir-admin {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    background: var(--color-accento);
    color: white;
    text-decoration: none;
    border-radius: var(--radio-md);
    font-weight: 600;
    transition: var(--transicion);
}

.btn-ir-admin:hover {
    background: #2563eb;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

/* ========== LOADING STATE ========== */
.loading-state {
    text-align: center;
    padding: 80px 24px;
}

.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--color-borde);
    border-top-color: var(--color-accento);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 20px;
}

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

.loading-state p {
    color: var(--color-texto-secundario);
    font-size: 1rem;
}

/* ========== MAIN ========== */
main {
    padding: 24px;
    max-width: 1440px;
    margin: 0 auto;
}

/* ========== FILTROS ========== */
.filtros {
    background: var(--color-superficie);
    padding: 20px 24px;
    border-radius: var(--radio-lg);
    box-shadow: var(--sombra-md);
    margin-bottom: 24px;
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    align-items: center;
    border: 1px solid var(--color-borde);
}

.filtro-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.filtro-group label {
    font-weight: 500;
    color: var(--color-texto-secundario);
    white-space: nowrap;
    font-size: 0.9rem;
}

.filtro-group select,
.filtro-group input[type="text"] {
    padding: 10px 14px;
    border: 2px solid var(--color-borde);
    border-radius: var(--radio-md);
    font-size: 0.9rem;
    min-width: 200px;
    transition: var(--transicion);
    background: var(--color-superficie);
    color: var(--color-texto);
}

.filtro-group select:focus,
.filtro-group input[type="text"]:focus {
    outline: none;
    border-color: var(--color-accento);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.filtro-group input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--color-accento);
}

/* ========== TABLA DE PRODUCTOS ========== */
.tabla-container {
    background: var(--color-superficie);
    border-radius: var(--radio-lg);
    box-shadow: var(--sombra-md);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border: 1px solid var(--color-borde);
}

table {
    width: 100%;
    min-width: 700px;
    border-collapse: collapse;
    background: var(--color-superficie);
}

thead {
    background: linear-gradient(135deg, var(--color-primario) 0%, #0f2744 100%);
    color: white;
}

th {
    padding: 16px 12px;
    text-align: center;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

td {
    padding: 14px 12px;
    text-align: center;
    border-bottom: 1px solid var(--color-borde);
    vertical-align: middle;
    font-size: 0.95rem;
}

tbody tr {
    transition: var(--transicion);
}

tbody tr:hover {
    background-color: #f1f5f9;
}

tbody tr:last-child td {
    border-bottom: none;
}

tbody tr.tiene-cantidad {
    background-color: #ecfdf5;
}

tbody tr.tiene-cantidad:hover {
    background-color: #d1fae5;
}

/* Código de producto */
td:first-child {
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', monospace;
    font-weight: 600;
    color: var(--color-primario);
}

/* ========== IMÁGENES DE PRODUCTOS ========== */
.producto-imagen {
    object-fit: contain;
    border-radius: var(--radio-sm);
    border: 2px solid var(--color-borde);
    transition: var(--transicion);
    cursor: zoom-in;
}

.producto-imagen:hover {
    border-color: var(--color-accento);
    box-shadow: var(--sombra-md);
}

/* Zoom preview flotante */
#zoomPreview {
    position: fixed;
    z-index: 10000;
    background: white;
    border: 3px solid var(--color-accento);
    border-radius: var(--radio-lg);
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.4);
    padding: 8px;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s ease;
    max-width: 300px;
    max-height: 300px;
}

#zoomPreview.visible {
    opacity: 1;
}

#zoomPreview img {
    display: block;
    max-width: 100%;
    max-height: 280px;
    object-fit: contain;
}

.sin-imagen {
    color: var(--color-texto-secundario);
    font-size: 0.8rem;
    font-style: italic;
}

/* ========== BADGES ========== */
.categoria-badge {
    display: inline-block;
    padding: 5px 12px;
    background: linear-gradient(135deg, #e0f2fe 0%, #bae6fd 100%);
    color: #0369a1;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* ========== INPUT DE CANTIDAD ========== */
.cantidad-input {
    width: 80px !important;
    padding: 10px 8px;
    text-align: center;
    border: 2px solid var(--color-borde);
    border-radius: var(--radio-md);
    font-size: 1rem;
    font-weight: 600;
    transition: var(--transicion);
    background: var(--color-superficie);
    color: var(--color-texto);
}

.cantidad-input:focus {
    outline: none;
    border-color: var(--color-secundario);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.cantidad-input::-webkit-inner-spin-button,
.cantidad-input::-webkit-outer-spin-button {
    opacity: 1;
    height: 28px;
}

/* ========== PRECIO Y SUBTOTAL ========== */
.precio-celda {
    font-weight: 600;
    color: var(--color-primario);
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', monospace;
}

.subtotal-celda {
    font-weight: 700;
    color: var(--color-texto-secundario);
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', monospace;
    transition: var(--transicion);
}

.subtotal-celda.activo {
    color: var(--color-secundario);
    font-size: 1.05rem;
}

.descripcion-cell {
    font-size: 0.85rem;
    color: var(--color-texto-secundario);
    max-width: 200px;
}

/* ========== RESUMEN DEL PEDIDO ========== */
.resumen-pedido {
    background: var(--color-superficie);
    padding: 28px;
    border-radius: var(--radio-lg);
    box-shadow: var(--sombra-md);
    margin-top: 24px;
    border: 1px solid var(--color-borde);
}

.resumen-pedido h3 {
    margin-bottom: 20px;
    color: var(--color-primario);
    padding-bottom: 12px;
    border-bottom: 2px solid var(--color-borde);
    font-size: 1.1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

.resumen-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}

.resumen-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 18px;
    background: var(--color-fondo);
    border-radius: var(--radio-md);
    border: 1px solid var(--color-borde);
}

.resumen-item .label {
    font-weight: 500;
    color: var(--color-texto-secundario);
    font-size: 0.9rem;
}

.resumen-item .value {
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--color-primario);
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', monospace;
}

.resumen-item.total {
    background: linear-gradient(135deg, #e0f2fe 0%, #bae6fd 100%);
    border-color: #7dd3fc;
}

.resumen-item.total .value {
    color: #0369a1;
}

.resumen-item.descuento {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border-color: #fcd34d;
}

.resumen-item.descuento input {
    width: 100px;
    padding: 10px;
    text-align: right;
    border: 2px solid #f59e0b;
    border-radius: var(--radio-md);
    font-size: 1rem;
    font-weight: 600;
    background: white;
    color: var(--color-texto);
}

.resumen-item.descuento input:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.3);
}

.resumen-item.total-final {
    background: linear-gradient(135deg, var(--color-secundario) 0%, #059669 100%);
    grid-column: 1 / -1;
    padding: 20px 24px;
}

.resumen-item.total-final .label,
.resumen-item.total-final .value {
    color: white;
    font-size: 1.25rem;
}

/* ========== INFO BOX (Condiciones, Observaciones) ========== */
.info-box {
    background: var(--color-superficie);
    padding: 24px 28px;
    border-radius: var(--radio-lg);
    box-shadow: var(--sombra-md);
    margin-top: 24px;
    border: 1px solid var(--color-borde);
    border-left: 4px solid var(--color-accento);
}

.info-box h3 {
    margin-bottom: 16px;
    color: var(--color-primario);
    font-size: 1.05rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.info-texto {
    color: var(--color-texto);
    font-size: 0.95rem;
    line-height: 1.7;
    white-space: pre-wrap;
}

.info-texto p {
    margin-bottom: 8px;
}

.info-texto ul {
    margin: 8px 0;
    padding-left: 24px;
}

.info-texto li {
    margin-bottom: 4px;
}

/* ========== DATOS DEL CLIENTE ========== */
.cliente-form {
    background: var(--color-superficie);
    padding: 28px;
    border-radius: var(--radio-lg);
    box-shadow: var(--sombra-md);
    margin-top: 24px;
    border: 1px solid var(--color-borde);
}

.cliente-form h3 {
    margin-bottom: 20px;
    color: var(--color-primario);
    padding-bottom: 12px;
    border-bottom: 2px solid var(--color-borde);
    font-size: 1.1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

.cliente-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.cliente-form .form-group {
    margin-bottom: 0;
}

.cliente-form .form-group.full-width {
    grid-column: 1 / -1;
}

.cliente-form label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-texto);
    font-size: 0.9rem;
}

.cliente-form input,
.cliente-form textarea {
    width: 100%;
    padding: 12px 14px;
    border: 2px solid var(--color-borde);
    border-radius: var(--radio-md);
    font-size: 0.95rem;
    transition: var(--transicion);
    background: var(--color-superficie);
    color: var(--color-texto);
}

.cliente-form input:focus,
.cliente-form textarea:focus {
    outline: none;
    border-color: var(--color-accento);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.cliente-form input::placeholder,
.cliente-form textarea::placeholder {
    color: var(--color-texto-secundario);
    opacity: 0.7;
}

.cliente-form textarea {
    min-height: 100px;
    resize: vertical;
}

/* ========== BOTONES DE ACCIÓN ========== */
.acciones {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-top: 32px;
    flex-wrap: wrap;
}

.acciones button {
    padding: 14px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radio-md);
    cursor: pointer;
    transition: var(--transicion);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-pdf {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: white;
}

.btn-pdf:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(239, 68, 68, 0.4);
}

.btn-excel {
    background: linear-gradient(135deg, var(--color-secundario) 0%, #059669 100%);
    color: white;
}

.btn-excel:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

.btn-limpiar {
    background: linear-gradient(135deg, #64748b 0%, #475569 100%);
    color: white;
}

.btn-limpiar:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(100, 116, 139, 0.4);
}

/* ========== FOOTER ========== */
footer {
    background: var(--color-primario);
    color: white;
    padding: 28px;
    text-align: center;
    margin-top: 48px;
}

footer p {
    margin-bottom: 8px;
}

footer a {
    color: #7dd3fc;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transicion);
}

footer a:hover {
    color: #bae6fd;
    text-decoration: underline;
}

footer .copyright {
    margin-top: 12px;
    font-size: 0.85rem;
    opacity: 0.7;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
    header {
        flex-direction: column;
        text-align: center;
        padding: 16px;
    }
    
    .header-content {
        flex-direction: column;
    }
    
    .header-content h1 {
        font-size: 1.3rem;
    }
    
    main {
        padding: 16px;
    }
    
    .filtros {
        flex-direction: column;
        align-items: stretch;
        padding: 16px;
    }
    
    .filtro-group {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filtro-group select,
    .filtro-group input[type="text"] {
        min-width: 100%;
    }
    
    table {
        font-size: 0.85rem;
    }
    
    th, td {
        padding: 10px 6px;
    }
    
    .cantidad-input {
        width: 65px !important;
        padding: 8px 4px;
    }
    
    .resumen-grid,
    .cliente-grid {
        grid-template-columns: 1fr;
    }
    
    .acciones {
        flex-direction: column;
    }
    
    .acciones button {
        width: 100%;
        justify-content: center;
    }
}

/* ========== ANIMACIONES ========== */
@keyframes fadeIn {
    from { 
        opacity: 0; 
        transform: translateY(8px); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0); 
    }
}

tbody tr {
    animation: fadeIn 0.3s ease forwards;
}

/* ========== NOTIFICACIONES ========== */
.notification {
    position: fixed;
    top: 24px;
    right: 24px;
    padding: 16px 24px;
    border-radius: var(--radio-md);
    color: white;
    font-weight: 500;
    z-index: 10000;
    animation: slideIn 0.3s ease;
    box-shadow: var(--sombra-lg);
}

.notification.success {
    background: var(--color-secundario);
}

.notification.error {
    background: var(--color-error);
}

.notification.info {
    background: var(--color-accento);
}

@keyframes slideIn {
    from { 
        transform: translateX(100%); 
        opacity: 0; 
    }
    to { 
        transform: translateX(0); 
        opacity: 1; 
    }
}

/* ========== SCROLLBAR PERSONALIZADO ========== */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-fondo);
}

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* ========== TOOLTIP ========== */
[data-tooltip] {
    position: relative;
}

[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: 6px 12px;
    background: var(--color-texto);
    color: white;
    font-size: 0.8rem;
    border-radius: var(--radio-sm);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: var(--transicion);
}

[data-tooltip]:hover::after {
    opacity: 1;
    transform: translateX(-50%) translateY(-6px);
}