/* ============================================================= */
/*          ESTILOS GLOBALES Y VARIABLES (WARM THEME)          */
/* ============================================================= */
:root {
    /* Paleta de colores cálida y familiar (Light Mode) */
    --bg-color: #F9F5F0;
    /* Warm Cream */
    --text-color: #4A3B32;
    /* Dark Coffee */
    --heading-color: #3E2723;
    /* Very Dark Brown */

    --primary-color: #C05621;
    /* Burnt Orange */
    --primary-hover: #A0400B;
    --secondary-color: #6B8E23;
    /* Olive Drab */

    --link-color: #C05621;
    --link-hover: #A0400B;

    --sidebar-bg: #3E2723;
    /* Dark Chocolate */
    --sidebar-text: #EFEBE9;
    /* Light Cream */
    --sidebar-text-hover: #FFCCBC;
    /* Light Peach */
    --sidebar-hover-bg: rgba(255, 255, 255, 0.1);

    --card-bg: #FFFFFF;
    --header-bg: rgba(249, 245, 240, 0.95);
    /* Matches bg-color with opacity */
    --border-color: #E0E0E0;

    --shadow-sm: 0 2px 4px rgba(74, 59, 50, 0.08);
    --shadow-md: 0 6px 12px rgba(74, 59, 50, 0.12);

    --font-heading: 'Playfair Display', serif;
    --font-body: 'Lato', sans-serif;
    --font-mono: "Menlo", "Monaco", "Consolas", monospace;

    --radius: 12px;
}

html[data-theme="dark"] {
    /* Paleta de colores cálida oscura (Dark Mode) */
    --bg-color: #1E1B18;
    /* Very Dark Brown/Black */
    --text-color: #EFEBE9;
    /* Light Cream */
    --heading-color: #FFCCBC;
    /* Light Peach */

    --primary-color: #FFAB91;
    /* Light Salmon */
    --primary-hover: #FF8A65;
    --secondary-color: #AED581;
    /* Light Green */

    --link-color: #FFAB91;
    --link-hover: #FF8A65;

    --sidebar-bg: #151210;
    /* Almost Black */
    --sidebar-text: #BCAAA4;
    /* Muted Brown */
    --sidebar-text-hover: #FFFFFF;
    --sidebar-hover-bg: rgba(255, 255, 255, 0.08);

    --card-bg: #2D2622;
    /* Dark Brown */
    --header-bg: rgba(30, 27, 24, 0.95);
    --border-color: #4E342E;
    /* Brownish Grey */

    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 6px 12px rgba(0, 0, 0, 0.4);

    color-scheme: dark;
}

* {
    box-sizing: border-box;
}

body {
    font-family: var(--font-body);
    line-height: 1.6;
    margin: 0;
    background-color: var(--bg-color);
    color: var(--text-color);
    -webkit-font-smoothing: antialiased;
    transition: background-color 0.3s, color 0.3s;
}

/* ============================================================= */
/*          LAYOUT PRINCIPAL                                     */
/* ============================================================= */
.main-container {
    display: flex;
    min-height: 100vh;
}

/* --- Sidebar --- */
.sidebar {
    width: 280px;
    background-color: var(--sidebar-bg);
    color: var(--sidebar-text);
    position: fixed;
    height: 100%;
    overflow-y: auto;
    padding: 35px 25px;
    border-right: 1px solid rgba(255, 255, 255, 0.05);
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.2) var(--sidebar-bg);
    z-index: 200;
    transition: transform 0.3s ease;
}

.sidebar h2 {
    font-family: var(--font-heading);
    color: var(--sidebar-text-hover);
    margin: 0 0 35px 10px;
    text-align: left;
    font-weight: 700;
    font-size: 1.8rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 15px;
}

#menu-tree,
.nested {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

#menu-tree ul {
    padding-left: 15px;
    margin-top: 5px;
    border-left: 1px solid rgba(255, 255, 255, 0.15);
    margin-left: 10px;
}

#menu-tree a {
    color: var(--sidebar-text);
    text-decoration: none;
    display: block;
    padding: 10px 12px;
    border-radius: var(--radius);
    transition: all 0.2s ease;
    font-size: 0.95rem;
    font-weight: 600;
    /* Slightly bolder for readability on dark bg */
}

#menu-tree a:hover {
    color: var(--sidebar-text-hover);
    background-color: var(--sidebar-hover-bg);
    transform: translateX(5px);
}

.caret {
    cursor: pointer;
    user-select: none;
    display: flex;
    align-items: center;
    padding: 10px 12px;
    font-weight: 700;
    color: var(--sidebar-text);
    border-radius: var(--radius);
    transition: background 0.2s;
}

.caret:hover {
    background-color: var(--sidebar-hover-bg);
    color: var(--sidebar-text-hover);
}

.caret::before {
    content: "\25B6";
    font-size: 0.7em;
    color: var(--sidebar-text);
    display: inline-block;
    margin-right: 12px;
    transition: transform 0.2s ease;
    opacity: 0.7;
}

.caret-down::before {
    transform: rotate(90deg);
}

.nested {
    display: none;
}

.active {
    display: block;
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Content Wrapper --- */
.content-wrapper {
    margin-left: 280px;
    width: calc(100% - 280px);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* --- Top Bar --- */
.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--header-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 0 45px;
    --border-bottom: 1px solid var(--border-color);
    height: 75px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.header-nav ul {
    margin: 0;
    padding: 0;
    list-style: none;
    display: flex;
    gap: 15px;
}

.header-nav a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 8px 16px;
    border-radius: 20px;
    transition: all 0.25s ease;
}

.header-nav a:hover {
    background-color: rgba(0, 0, 0, 0.05);
    color: var(--primary-color);
}

.header-nav a.active-link {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 2px 4px rgba(192, 86, 33, 0.3);
}

html[data-theme="dark"] .header-nav a:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.top-bar .title {
    font-family: var(--font-heading);
    font-size: 1.4em;
    font-weight: 700;
    color: var(--heading-color);
}

/* --- Theme Toggle --- */
.theme-toggle {
    background: none;
    border: 1px solid var(--border-color);
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    color: var(--text-color);
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: 15px;
}

.theme-toggle:hover {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: rotate(15deg);
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

/* ============================================================= */
/*          CONTENIDO PRINCIPAL                                  */
/* ============================================================= */
.main-content {
    padding: 40px;
    max-width: 1000px;
    /* Slightly narrower for better reading experience */
    margin: 0 auto;
    width: 100%;
}

/* --- Typography --- */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--heading-color);
    margin-top: 0;
    line-height: 1.3;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 30px;
    color: var(--primary-color);
}

h2 {
    font-size: 2rem;
    margin-bottom: 20px;
    border-bottom: 2px dashed var(--border-color);
    padding-bottom: 10px;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--text-color);
    font-weight: 700;
}

p {
    margin-bottom: 1.5em;
    font-size: 1.05rem;
}

a {
    color: var(--link-color);
    text-decoration: none;
    transition: color 0.2s;
    font-weight: 600;
}

a:hover {
    color: var(--link-hover);
    text-decoration: underline;
}

/* --- Cards / Sections --- */
.main-content section {
    background-color: var(--card-bg);
    padding: 50px;
    margin-bottom: 40px;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    border-top: 5px solid var(--primary-color);
    transition: transform 0.2s, box-shadow 0.2s;
}

.main-content section:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

/* --- Tables --- */
.table-container {
    overflow-x: auto;
    margin: 30px 0;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    background: var(--card-bg);
    border: 1px solid var(--border-color);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

th {
    background-color: var(--bg-color);
    color: var(--heading-color);
    font-family: var(--font-heading);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
    padding: 18px 24px;
    border-bottom: 2px solid var(--border-color);
    text-align: left;
}

td {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-color);
    vertical-align: top;
}

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

tbody tr:hover {
    background-color: rgba(0, 0, 0, 0.02);
}

html[data-theme="dark"] tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

/* --- Alerts --- */
.alert {
    padding: 20px;
    margin: 25px 0;
    border-radius: 8px;
    border-left: 5px solid;
    background-color: var(--bg-color);
    /* Fallback */
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.alert p {
    margin: 0;
}

.alert-info {
    background-color: #E3F2FD;
    border-color: #2196F3;
    color: #0D47A1;
}

html[data-theme="dark"] .alert-info {
    background-color: rgba(33, 150, 243, 0.15);
    color: #90CAF9;
}

.alert-success {
    background-color: #E8F5E9;
    border-color: #4CAF50;
    color: #1B5E20;
}

html[data-theme="dark"] .alert-success {
    background-color: rgba(76, 175, 80, 0.15);
    color: #A5D6A7;
}

.alert-warning {
    background-color: #FFF3E0;
    border-color: #FF9800;
    color: #E65100;
}

html[data-theme="dark"] .alert-warning {
    background-color: rgba(255, 152, 0, 0.15);
    color: #FFCC80;
}

.alert-danger {
    background-color: #FFEBEE;
    border-color: #F44336;
    color: #B71C1C;
}

html[data-theme="dark"] .alert-danger {
    background-color: rgba(244, 67, 54, 0.15);
    color: #EF9A9A;
}

/* --- Code --- */
code {
    font-family: var(--font-mono);
    background-color: rgba(0, 0, 0, 0.05);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.9em;
    color: var(--primary-color);
}

html[data-theme="dark"] code {
    background-color: rgba(255, 255, 255, 0.1);
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 30px;
    font-weight: 700;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    font-family: var(--font-body);
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 4px 6px rgba(192, 86, 33, 0.2);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(192, 86, 33, 0.3);
}

/* --- Code Blocks (JS Generated) --- */
.code-block-wrapper {
    margin: 25px 0;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.code-block-header {
    background-color: #f1f5f9;
    /* Light grey for contrast against code */
    padding: 8px 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    font-family: var(--font-body);
    font-size: 0.85rem;
    color: var(--text-color);
}

html[data-theme="dark"] .code-block-header {
    background-color: #2d3748;
}

.code-language-label {
    font-weight: 700;
    color: var(--primary-color);
}

.code-copy-button {
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 4px 10px;
    font-size: 0.8rem;
    cursor: pointer;
    color: var(--text-color);
    transition: all 0.2s;
}

.code-copy-button:hover {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.code-copy-button.copied {
    background-color: var(--secondary-color);
    color: white;
    border-color: var(--secondary-color);
}

/* --- Badges --- */
.badge {
    display: inline-block;
    padding: 4px 10px;
    font-size: 0.75em;
    font-weight: 700;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-family: var(--font-body);
}

/* ============================================================= */
/*          RESPONSIVE                                           */
/* ============================================================= */
.menu-toggle-button {
    display: none;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 24px;
    color: var(--heading-color);
    cursor: pointer;
    margin-right: 15px;
    padding: 5px 10px;
}

.overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(3px);
    z-index: 150;
}

.overlay.overlay-visible {
    display: block;
}

@media screen and (max-width: 992px) {
    .menu-toggle-button {
        display: block;
    }

    .sidebar {
        left: -290px;
        box-shadow: 5px 0 25px rgba(0, 0, 0, 0.3);
    }

    .sidebar.sidebar-visible {
        transform: translateX(290px);
    }

    .content-wrapper {
        margin-left: 0;
        width: 100%;
    }

    .main-content {
        padding: 20px;
    }

    .main-content section {
        padding: 30px 20px;
    }

    .top-bar {
        padding: 0 20px;
    }
}

/* ============================================================= */
/*          SCROLL TO TOP BUTTON                                 */
/* ============================================================= */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: var(--primary-color);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-to-top:hover {
    background-color: var(--primary-hover);
    transform: translateY(-5px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
}

.scroll-to-top:active {
    transform: scale(0.95);
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .scroll-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
        font-size: 1.2rem;
    }
}

/* ============================================================= */
/*          RECIPE GRID SYSTEM                                   */
/* ============================================================= */
.recipe-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.recipe-card {
    background-color: var(--card-bg);
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.recipe-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.recipe-card-header {
    padding: 20px;
    background-color: rgba(0, 0, 0, 0.02);
    border-bottom: 1px solid var(--border-color);
}

.recipe-card-header h3 {
    margin: 0;
    font-size: 1.3rem;
    color: var(--primary-color);
}

.recipe-card-body {
    padding: 20px;
    flex-grow: 1;
}

.recipe-meta {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    font-size: 0.9rem;
    color: var(--text-color);
    opacity: 0.8;
}

.recipe-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.recipe-card-footer {
    padding: 15px 20px;
    border-top: 1px solid var(--border-color);
    text-align: right;
}

/* Form Styles */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 700;
    color: var(--heading-color);
}

.form-control {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(192, 86, 33, 0.1);
}

textarea.form-control {
    min-height: 150px;
    resize: vertical;
}