/* Estilos personalizados para la Web de Firmas */

:root {
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --primary-light: #eff6ff;
}

body {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    -webkit-font-smoothing: antialiased;
}

/* Efectos de vidrio y gradientes modernos */
.glass-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(226, 232, 240, 0.8);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.02);
}

.gradient-bg {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
}

.primary-gradient {
    background: linear-gradient(135deg, #2563eb 0%, #3b82f6 50%, #60a5fa 100%);
}

/* Zona de arrastrar y soltar archivo */
.dropzone {
    border: 2px dashed #cbd5e1;
    border-radius: 1rem;
    transition: all 0.25s ease-in-out;
    background-color: #f8fafc;
}

.dropzone:hover, .dropzone.dragover {
    border-color: #3b82f6;
    background-color: #eff6ff;
    transform: translateY(-2px);
}

/* Animaciones suaves */
.fade-in {
    animation: fadeIn 0.4s ease-out forwards;
}

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

/* Scrollbar estilizada */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* Visualizador de firmas con cuadrícula transparente */
.checkered-bg {
    background-color: #ffffff;
    background-image: linear-gradient(45deg, #f1f5f9 25%, transparent 25%),
                      linear-gradient(-45deg, #f1f5f9 25%, transparent 25%),
                      linear-gradient(45deg, transparent 75%, #f1f5f9 75%),
                      linear-gradient(-45deg, transparent 75%, #f1f5f9 75%);
    background-size: 16px 16px;
    background-position: 0 0, 0 8px, 8px -8px, -8px 0px;
}

/* Personalización para Cropper.js */
.cropper-view-box,
.cropper-face {
    border-radius: 4px;
}
.cropper-line, .cropper-point {
    background-color: #2563eb;
}
.cropper-view-box {
    outline: 2px solid #2563eb;
    outline-color: rgba(37, 99, 235, 0.75);
}