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

html {
    font-size: 14px;
    position: relative;
    min-height: 100%;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.title {
    margin-left: 120px;
    font-size: 24px;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        align-items: flex-start;
    }

    .user-controls {
        margin-top: 10px;
        justify-content: flex-start;
    }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

body {
    font-family: Arial, sans-serif;
    height: 100vh;
    display: flex;
    background: #f0f0f0;
    overflow: hidden;
    /* Evitar scroll en el body */
    margin: 0;
    margin-bottom: 60px;
}

/* Footer General */
.footer {
    background-color: #333; /* Fondo oscuro */
    color: white; /* Texto blanco */
    text-align: center; /* Centra el texto */
    padding: 10px 20px; /* Espaciado reducido */
    font-size: 0.8rem; /* Fuente más pequeña */
    position: relative;
    bottom: 0;
    width: 100%;
    box-shadow: 0 -2px 5px rgba(0, 0, 0, 0.2); /* Sombras ligeras */
    flex-shrink: 0; /* Evita que el footer se reduzca */
}

    /* Estilo para el Texto del Footer */
    .footer p {
        margin: 0; /* Elimina márgenes para reducir altura */
        line-height: 1.5; /* Espaciado entre líneas */
    }


.login-container {
    max-width: 400px;
    margin: 50px auto;
    padding: 20px;
    border: 1px solid #ddd;
    border-radius: 5px;
    background: #fff;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

    .login-container h2 {
        text-align: center;
        margin-bottom: 20px;
        color: #333;
    }

.form-group {
    margin-bottom: 15px;
}

    .form-group label {
        display: block;
        font-weight: bold;
        margin-bottom: 5px;
    }

    .form-group input {
        width: 100%;
        padding: 10px;
        border: 1px solid #ddd;
        border-radius: 4px;
    }

.btn {
    display: block;
    width: 100%;
    padding: 10px;
    border: none;
    background: #007bff;
    color: #fff;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
}

    .btn:hover {
        background: #0056b3;
    }

.register-link {
    text-align: center;
    margin-top: 10px;
}

.register-container {
    max-width: 400px;
    margin: 50px auto;
    padding: 20px;
    border: 1px solid #ddd;
    border-radius: 5px;
    background: #fff;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

    .register-container h2 {
        text-align: center;
        margin-bottom: 20px;
        color: #333;
    }

.form-group {
    width: 100%; /* Asegura que el grupo del formulario ocupe todo el ancho del modal */
}

    .form-group label {
        font-size: 0.9rem;
        font-weight: bold;
        margin-bottom: 5px;
        display: block;
        text-align: left;
    }

    .form-group input {
        width: 100%; /* Ajusta los inputs al ancho del modal */
        padding: 8px;
        font-size: 0.9rem;
        border: 1px solid #ccc;
        border-radius: 4px;
    }

.login-link {
    text-align: center;
    margin-top: 10px;
}

.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
}

.modal-body {
    background-color: white;
    margin: 10% auto;
    padding: 20px;
    border-radius: 8px;
    width: 300px;
    text-align: center;
}


.modal-content {
    background-color: #fff;
    margin: 15% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 300px; /* Reduce el ancho del modal */
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    text-align: center; /* Centra los contenidos */
}

    .modal-content form {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }

.close {
    color: #aaa;
    float: right;
    font-size: 24px;
    font-weight: bold;
    cursor: pointer;
    margin-top: -10px;
    margin-right: -10px;
}

    .close:hover, .close:focus {
        color: black;
        text-decoration: none;
    }

/* Header General */
.site-header {
    position: fixed; /* Fija el header en la posición especificada */
    top: 0; /* Lo ubica en la parte superior */
    left: 0;
    width: 100%; /* Hace que ocupe todo el ancho de la ventana */
    z-index: 1000; /* Asegura que esté por encima de otros elementos */
    background-color: #333; /* Color de fondo */
    color: white; /* Color del texto */
    padding: 10px 20px; /* Espaciado interno */
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2); /* Agrega una sombra para destacar */
}

/* Contenedor del Header */
.header-container {
    display: flex;
    width: 100%;
    justify-content: space-between;
    align-items: center;
}

/* Título del Header */
.header-title p {
    margin-left: 120px;
    font-size: 1.5rem;
    color: white;
}

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

/* Estilo para Botones */
.btn {
    padding: 8px 12px;
    border: none;
    border-radius: 4px;
    font-size: 0.9rem;
    cursor: pointer;
    color: white;
    background-color: #007bff;
    transition: background-color 0.3s ease;
}

    .btn:hover {
        background-color: #0056b3;
    }

.btn-login {
    background-color: #28a745;
}

    .btn-login:hover {
        background-color: #218838;
    }

.btn-register {
    background-color: #17a2b8;
}

    .btn-register:hover {
        background-color: #138496;
    }

.btn-logout {
    background-color: #dc3545;
}

    .btn-logout:hover {
        background-color: #c82333;
    }

/* Nombre de Usuario */
.user-name {
    margin-right: 10px;
    font-size: 0.9rem;
    font-weight: bold;
    color: #fff;
}

/* Botón del Formulario */
button[type="submit"] {
    padding: 8px 20px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 0.9rem;
    cursor: pointer;
    width: 100%; /* Asegura que el botón tenga un ancho completo compacto */
    max-width: 200px; /* Limita el tamaño máximo del botón */
}

    button[type="submit"]:hover {
        background-color: #0056b3;
    }

#loginModal #errorMessage {
    color: red;
    font-size: 0.9rem;
    margin-bottom: 10px;
    text-align: center;
}

.side-menu {
    width: 48px;
    background: #f8f9fa;
    border-right: 1px solid #dee2e6;
    display: flex;
    flex-direction: column;
    padding: 8px;
    gap: 8px;
    position: fixed;
    left: 0;
    top: 0;
    height: 100vh;
    z-index: 1000;
}

    .side-menu button {
        width: 32px;
        height: 32px;
        padding: 6px;
        border: none;
        border-radius: 6px;
        background: transparent;
        color: #495057;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        transition: all 0.2s ease;
    }

        .side-menu button:hover {
            background: #e9ecef;
            color: #228be6;
        }

        .side-menu button:active {
            transform: translateY(1px);
        }

.menu-separator {
    height: 1px;
    background: #dee2e6;
    margin: 4px 0;
}

.main-content {
    margin-left: 48px;
    margin-top: 38px;
    flex: 1;
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
    /* Quitar scroll del main-content */
}

.categories {
    margin: 20px 0;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

    .categories button {
        padding: 8px 16px;
        background: #4a90e2;
        color: white;
        border: none;
        border-radius: 4px;
        cursor: pointer;
        transition: background-color 0.2s;
    }

        .categories button:hover {
            background: #357abd;
        }

.available-snippets {
    padding: 15px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    display: flex;
    gap: 15px;
    max-height: 200px;
    overflow-y: auto;
    overflow-x: auto;
    flex-wrap: nowrap;
}

    .available-snippets .snippet {
        flex: 0 0 auto;
        min-width: 250px;
        max-width: 350px;
    }

    .available-snippets::-webkit-scrollbar {
        height: 8px;
        width: 8px;
    }

    .available-snippets::-webkit-scrollbar-track {
        background: #f1f1f1;
        border-radius: 4px;
    }

    .available-snippets::-webkit-scrollbar-thumb {
        background: #888;
        border-radius: 4px;
    }

        .available-snippets::-webkit-scrollbar-thumb:hover {
            background: #555;
        }

.pages-container {
    flex: 1;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 40px;
    align-items: center;
    overflow-y: auto;
    /* Solo scroll vertical en el contenedor de páginas */
    overflow-x: hidden;
    /* Evitar scroll horizontal */
}

.a4-page {
    background: white;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-shrink: 0;
    /* Evita que la página se encoja */
    margin-bottom: 20px;
    gap: 0;
    /* Quitamos el gap porque ahora usamos resizer */
    padding: 10mm;
    position: relative;
    transition: all 0.3s ease;
    user-select: none;
    /* Prevenir selección de texto durante el resize */
}

    /* Estilo para la página activa */
    .a4-page.active-page {
        box-shadow: 0 0 0 2px #4a90e2, 0 0 15px rgba(74, 144, 226, 0.3);
    }

    .a4-page.vertical {
        width: 210mm;
        height: 297mm;
    }

    .a4-page.horizontal {
        width: 297mm;
        height: 210mm;
    }

    .a4-page:last-child {
        margin-bottom: 40px;
    }

    /* Ajuste para una sola columna */
    .a4-page:has(.column:only-child) .column {
        max-width: 90%;
        /* Evitar que la columna única sea demasiado ancha */
        margin: 0 auto;
        /* Centrar la columna única */
    }

.column {
    flex: 1;
    border: 1px dashed #ccc;
    padding: 5mm;
    min-height: calc(100% - 20mm);
    display: flex;
    flex-direction: column;
    gap: 4mm;
    min-width: 0;
    /* Importante para que flex funcione correctamente */
}

.column-resizer:hover,
.column-resizer.resizing {
    background: rgba(74, 144, 226, 0.3);
}

.column-resizer::after {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #4a90e2;
    transform: translateX(-50%);
    opacity: 0;
    transition: opacity 0.2s;
}

.column-resizer {
    width: 10px;
    cursor: col-resize;
    background: transparent;
    position: relative;
    z-index: 100;
    margin: 10mm 0;
}

    .column-resizer::after {
        content: '';
        position: absolute;
        left: 50%;
        top: 0;
        bottom: 0;
        width: 2px;
        background: #ccc;
        opacity: 0;
        transition: opacity 0.2s;
    }

    .column-resizer:hover::after,
    .column-resizer.resizing::after {
        opacity: 1;
    }

.snippet {
    background: white;
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 12px;
    cursor: move;
    position: relative;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    font-size: 12px;
    margin-bottom: 8px;
}

.delete-btn {
    position: absolute;
    top: 4px;
    right: 4px;
    padding: 2px 6px;
    background: #ff4444;
    color: white;
    border: none;
    border-radius: 3px;
    font-size: 10px;
    opacity: 0;
    transition: opacity 0.2s;
    cursor: pointer;
    z-index: 10;
}

.snippet h3 {
    font-size: 14px;
    margin-bottom: 8px;
    color: #333;
    padding-right: 24px;
    font-family: system-ui, -apple-system, sans-serif;
}

.snippet pre {
    margin: 0;
    padding: 8px;
    background: #f8f9fa;
    border-radius: 3px;
    /* Quitar el borde del pre */
    border: none;
}

.snippet code {
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace !important;
    font-size: 12px;
    line-height: 1.5;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.snippet-comment {
    font-family: system-ui, -apple-system, sans-serif;
    font-size: 12px;
    color: #666;
    margin: 4px 0 8px 0;
    line-height: 1.4;
    padding-left: 1px;
}

/* Mostrar el botón de borrado solo en los snippets dentro de las columnas */
.column .snippet .delete-btn {
    position: absolute;
    top: 4px;
    right: 4px;
    padding: 2px 6px;
    background: #ff4444;
    color: white;
    border: none;
    border-radius: 3px;
    font-size: 10px;
    opacity: 0;
    transition: opacity 0.2s;
}

.available-snippets .delete-btn {
    display: none;
}

.available-snippets .snippet {
    flex: 0 0 auto;
    min-width: 300px;
    max-width: 400px;
    margin: 0;
}

/* El hover solo afecta a los snippets dentro de las columnas */
.column .snippet:hover .delete-btn {
    opacity: 1;
}

.column.dragover {
    background: #e6f3ff;
    border: 2px dashed #4a90e2;
}

.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(2px);
}

.modal-content {
    background-color: #fefefe;
    margin: 5% auto;
    padding: 20px;
    border-radius: 8px;
    width: 80%;
    max-width: 600px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.modal h2 {
    margin: 0 0 20px 0;
    color: #333;
    font-size: 1.5em;
}

.modal-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

    .form-group label {
        font-weight: 500;
        color: #444;
    }

    .form-group input {
        padding: 8px;
        border: 1px solid #ddd;
        border-radius: 4px;
        font-size: 14px;
    }

    .form-group textarea {
        padding: 8px;
        border: 1px solid #ddd;
        border-radius: 4px;
        font-size: 14px;
        font-family: 'Consolas', monospace;
        height: 200px;
        resize: vertical;
    }

.modal-buttons {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    margin-top: 10px;
}

.btn-primary {
    padding: 8px 16px;
    background: #4a90e2;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.btn-secondary {
    padding: 8px 16px;
    background: #f1f3f5;
    color: #495057;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.btn-primary:hover {
    background: #357abd;
}

.btn-secondary:hover {
    background: #e9ecef;
}

.svg-container {
    padding: 10px;
    background: #f8f9fa;
    border-radius: 4px;
    margin-top: 8px;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100px;
    border: 1px solid #eee;
}

    .svg-container svg {
        max-width: 100%;
        height: auto;
        min-height: 50px;
    }

@media print {
    @page {
        size: A4;
        margin: 0;
    }

    /* Forzar que el texto sea seleccionable y se mantenga en PDF */
    * {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }

    /* Asegurar que las fuentes se rendericen correctamente */
    body {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
        height: auto;
        overflow: visible !important;
        margin: 0;
        padding: 0;
    }

    .main-content {
        height: auto;
        overflow: visible !important;
        margin: 0 !important;
        padding: 0 !important;
    }

    .pages-container {
        height: auto !important;
        overflow: visible !important;
        padding: 0;
        margin: 0 !important;
        padding: 0 !important;
    }

    .a4-page {
        margin: 0 !important;
        padding: 10mm !important;
        /* Margen interior consistente */
        box-shadow: none !important;
        width: 210mm !important;
        height: 297mm !important;
        page-break-after: always;
        page-break-inside: avoid;
    }

        .a4-page.vertical {
            width: 210mm !important;
            height: 297mm !important;
        }

        .a4-page.horizontal {
            width: 297mm !important;
            height: 210mm !important;
        }

        .a4-page.active-page {
            box-shadow: none;
        }

    .side-menu {
        display: none;
    }

    .header {
        display: none;
    }

    .column {
        padding: 5mm !important;
        border: none !important;
    }

    .delete-btn {
        display: none;
    }

    .svg-container {
        background: white !important;
        border: none !important;
    }

        .svg-container svg {
            max-height: 200mm;
        }

    /* Forzar que el código mantenga su formato */
    pre,
    code {
        background-color: white !important;
        border: 1px solid #eee !important;
        font-size: 10pt !important;
        line-height: 1.4 !important;
    }

    /* Asegurar que los snippets no se rompan entre páginas */
    .snippet {
        page-break-inside: avoid !important;
        break-inside: avoid !important;
        box-shadow: none !important;
        border: 1px solid #999 !important;
    }

        .snippet pre,
        .snippet code {
            border: none !important;
            margin: 4mm 0 !important;
            padding: 2mm !important;
            background: white !important;
        }

        .snippet h3 {
            font-size: 11pt !important;
            color: black !important;
        }

    /* Mantener el formato del texto en comentarios */
    .snippet-comment {
        font-size: 9pt !important;
        color: #333 !important;
    }

    /* Asegurar que la sintaxis resaltada también sea oscura */
    .hljs {
        color: black !important;
    }

    /* Ajustar todos los colores de la sintaxis para impresión */
    .hljs-keyword,
    .hljs-selector-tag,
    .hljs-built_in,
    .hljs-name,
    .hljs-tag {
        color: #000080 !important;
        font-weight: bold !important;
    }

    .hljs-string,
    .hljs-title,
    .hljs-section,
    .hljs-attribute,
    .hljs-literal,
    .hljs-template-tag,
    .hljs-template-variable,
    .hljs-type,
    .hljs-addition {
        color: #16537e !important;
    }

    .hljs-comment,
    .hljs-quote,
    .hljs-deletion,
    .hljs-meta {
        color: #2b4c3f !important;
    }
}