@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500&display=swap');

/* ==========================================================================
   BOOTSTRAP 5 ITATS THEME OVERRIDES
   ========================================================================== */

:root {
    /* ITATS Core Colors */
    --bs-primary: #06469e;
    --bs-primary-hover: #053b85;
    --bs-primary-light: #e6effa;

    --bs-accent: #f8b500;
    --bs-accent-hover: #e0a300;

    --bs-danger: #dc3545;
    --bs-danger-bg-subtle: #f8d7da;
    --bs-success: #7bdcb5;
    --bs-success-text: #198754;
    --bs-success-bg-subtle: #d1e7dd;
    --bs-warning: #ffc107;
    --bs-warning-bg-subtle: #fff3cd;
    --bs-info: #0dcaf0;
    --bs-info-bg-subtle: #cff4fc;

    /* Neutrals */
    --bs-body-bg: #F7FAFC;
    --bs-body-color: #1A202C;
    --bs-surface: #FFFFFF;
    --bs-border-color: #EDF2F7;
    --bs-border-color-dark: #cbd5e1;

    /* Typography Colors */
    --bs-text-primary: #1A202C;
    --bs-text-secondary: #4A5568;
    --bs-text-tertiary: #718096;

    /* Typography Scale */
    --bs-font-sans-serif: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --bs-font-monospace: 'JetBrains Mono', monospace;
    --bs-body-font-size: 0.875rem;
    /* 14px */

    --bs-border-radius: 6px;
    --bs-border-radius-sm: 4px;
    --bs-border-radius-lg: 8px;
    --bs-border-radius-pill: 50rem;

    --bs-box-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --bs-box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    --bs-box-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05);

    /* Dropdowns */
    --bs-dropdown-link-hover-bg: var(--bs-primary-light);
    --bs-dropdown-link-hover-color: var(--bs-primary);
    --bs-dropdown-link-active-bg: var(--bs-primary-light);
    --bs-dropdown-link-active-color: var(--bs-primary);
}

body {
    font-family: var(--bs-font-sans-serif);
    font-size: var(--bs-body-font-size);
    color: var(--bs-body-color);
    background-color: var(--bs-body-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--bs-primary);
    text-decoration: none;
    transition: all 0.2s;
}

a:hover {
    color: var(--bs-primary-hover);
}

/* --- OVERRIDES --- */

/* Buttons */
.btn {
    font-family: var(--bs-font-sans-serif);
    font-size: 0.8125rem;
    /* 13px */
    font-weight: 500;
    padding: 6px 14px;
    /* Compact padding */
    border-radius: var(--bs-border-radius);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.btn-primary:hover,
.btn-primary:active,
.btn-primary:focus {
    background-color: var(--bs-primary-hover);
    border-color: var(--bs-primary-hover);
    box-shadow: 0 0 0 0.25rem rgba(6, 70, 158, 0.25);
}

.btn-accent {
    background-color: var(--bs-accent);
    border-color: var(--bs-accent);
    color: #fff;
}

.btn-accent:hover,
.btn-accent:active,
.btn-accent:focus {
    background-color: var(--bs-accent-hover);
    border-color: var(--bs-accent-hover);
    color: #fff;
    box-shadow: 0 0 0 0.25rem rgba(248, 181, 0, 0.25);
}

.btn-sm {
    padding: 4px 10px;
    font-size: 0.75rem;
}

.btn-lg {
    padding: 10px 20px;
    font-size: 0.875rem;
}

/* Cards */
.card {
    background-color: var(--bs-surface);
    border-color: var(--bs-border-color-dark);
    border-radius: var(--bs-border-radius);
    box-shadow: none;
}

.card-header {
    background-color: var(--bs-surface);
    border-bottom-color: var(--bs-border-color);
    font-weight: 600;
    font-size: 0.8125rem;
}

.card-footer {
    background-color: var(--bs-body-bg);
    border-top-color: var(--bs-border-color);
}

.card-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--bs-text-primary);
}

/* Forms */
.form-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--bs-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 6px;
}

.form-control {
    font-family: var(--bs-font-sans-serif);
    font-size: 0.8125rem;
    padding: 8px 12px;
    border-color: var(--bs-border-color-dark);
}

.form-select {
    font-family: var(--bs-font-sans-serif);
    font-size: 0.8125rem;
    padding: 8px 36px 8px 12px;
    border-color: var(--bs-border-color-dark);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--bs-primary);
    box-shadow: 0 0 0 0.25rem var(--bs-primary-light);
}

.form-text {
    font-size: 0.75rem;
    color: var(--bs-text-tertiary);
}

/* Alerts */
.alert {
    font-size: 0.8125rem;
    border: none;
    border-radius: var(--bs-border-radius);
}

.alert-primary {
    background-color: var(--bs-primary-light);
    color: var(--bs-primary-hover);
}

.alert-success {
    background-color: var(--bs-success-bg-subtle);
    color: var(--bs-success-text);
}

/* Typography Overrides */
h1,
.h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--bs-text-primary);
    letter-spacing: -0.02em;
}

h2,
.h2 {
    font-size: 1.25rem;
    font-weight: 600;
}

h3,
.h3 {
    font-size: 1.125rem;
    font-weight: 600;
}

.text-muted {
    color: var(--bs-text-tertiary) !important;
}

.text-primary {
    color: var(--bs-primary) !important;
}

.bg-primary {
    background-color: var(--bs-primary) !important;
}

/* ==========================================================================
   DOCUMENTATION LAYOUT (Unchanged Custom Layout)
   ========================================================================== */

.app-container {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 240px;
    background-color: var(--bs-surface);
    border-right: 1px solid var(--bs-border-color);
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    z-index: 1000;
}

/* Hide scrollbar for Chrome, Safari and Opera */
.sidebar::-webkit-scrollbar {
    display: none;
}

/* Hide scrollbar for IE, Edge and Firefox */
.sidebar {
    -ms-overflow-style: none;
    /* IE and Edge */
    scrollbar-width: none;
    /* Firefox */
}

.sidebar-header {
    padding: 24px;
    border-bottom: 1px solid var(--bs-border-color);
}

.sidebar-logo {
    font-size: 1rem;
    font-weight: 700;
    color: var(--bs-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.sidebar-nav {
    padding: 16px 0;
    flex: 1;
}

.nav-item-custom {
    display: block;
    padding: 8px 24px;
    color: var(--bs-text-secondary);
    font-size: 0.8125rem;
    font-weight: 500;
    transition: all 0.2s;
}

.nav-item-custom:hover {
    background-color: var(--bs-body-bg);
    color: var(--bs-primary);
}

.nav-item-custom.active {
    color: var(--bs-primary);
    background-color: var(--bs-primary-light);
    border-right: 3px solid var(--bs-primary);
}

.nav-group-title {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    color: var(--bs-text-primary);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    user-select: none;
    transition: all 0.2s;
    margin: 2px 12px;
    border-radius: 6px;
}

.nav-group-title:hover {
    background-color: var(--bs-body-bg);
}

.nav-group-title[aria-expanded="true"] {
    color: var(--bs-primary);
    font-weight: 700;
}

.nav-group-title .chevron {
    margin-left: auto;
    transition: transform 0.3s ease;
    width: 16px;
    height: 16px;
    color: var(--bs-text-secondary);
}

.nav-group-title[aria-expanded="true"] .chevron {
    transform: rotate(180deg);
    color: var(--bs-primary);
}

.nav-sub-item {
    display: block;
    padding: 6px 24px 6px 48px;
    color: var(--bs-text-secondary);
    font-size: 0.8125rem;
    font-weight: 400;
    transition: all 0.2s;
    margin: 2px 12px;
    border-radius: 6px;
}

.nav-sub-item:hover {
    color: var(--bs-primary);
    background-color: var(--bs-body-bg);
}

.nav-sub-item.active {
    color: var(--bs-primary);
    background-color: var(--bs-primary-light);
    font-weight: 600;
}

.main-content {
    flex: 1;
    margin-left: 240px;
    padding: 48px;
    max-width: 1000px;
}

.text-lead {
    font-size: 1rem;
    color: var(--bs-text-secondary);
    line-height: 1.75;
    margin-bottom: 32px;
}

/* Component Showcase Blocks */
.showcase-section {
    background: var(--bs-surface);
    border: 1px solid var(--bs-border-color);
    border-radius: var(--bs-border-radius-lg);
    padding: 32px;
    margin-bottom: 24px;
    box-shadow: var(--bs-box-shadow-sm);
}

.showcase-section h2 {
    margin-top: 0;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--bs-border-color);
    margin-bottom: 16px;
}

.component-demo {
    border: 1px solid var(--bs-border-color);
    border-radius: var(--bs-border-radius) var(--bs-border-radius) 0 0;
    padding: 24px;
    background: var(--bs-surface);
}

.component-code {
    background: #1e1e1e;
    color: #d4d4d4;
    padding: 16px;
    padding-top: 40px;
    /* Space for the copy button */
    border-radius: 0 0 var(--bs-border-radius) var(--bs-border-radius);
    font-family: var(--bs-font-monospace);
    font-size: 0.75rem;
    overflow-x: auto;
    display: none;
    margin-bottom: 24px;
    position: relative;
}

.component-code::-webkit-scrollbar {
    height: 8px;
}

.component-code::-webkit-scrollbar-thumb {
    background-color: #555;
    border-radius: 4px;
}

.component-code::-webkit-scrollbar-track {
    background-color: #2d2d2d;
    border-radius: 0 0 var(--bs-border-radius) var(--bs-border-radius);
}

.copy-btn {
    position: absolute;
    top: 10px;
    right: 12px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    font-size: 0.65rem;
    font-weight: 500;
    padding: 4px 10px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
    font-family: var(--bs-font-sans-serif);
}

.copy-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

.copy-btn.copied {
    background: var(--bs-success);
    border-color: var(--bs-success);
}


.component-code.show {
    display: block;
}

.code-toggle {
    background: var(--bs-body-bg);
    border: 1px solid var(--bs-border-color);
    border-top: none;
    color: var(--bs-text-secondary);
    font-size: 0.75rem;
    font-family: var(--bs-font-monospace);
    padding: 6px 12px;
    cursor: pointer;
    border-radius: 0 0 var(--bs-border-radius) var(--bs-border-radius);
    width: 100%;
    text-align: center;
    transition: all 0.2s;
    margin-bottom: 24px;
    margin-top: -1px;
}

.code-toggle:hover {
    background: var(--bs-border-color);
    color: var(--bs-text-primary);
}

/* Dropdowns */
.dropdown-menu {
    border: 1px solid var(--bs-border-color-dark);
    box-shadow: var(--bs-box-shadow);
}

.dropdown-item {
    font-size: 0.8125rem;
    color: var(--bs-text-secondary);
}

.dropdown-item:hover,
.dropdown-item:focus {
    color: var(--bs-dropdown-link-hover-color);
    background-color: var(--bs-dropdown-link-hover-bg);
}

.dropdown-item.active,
.dropdown-item:active {
    color: var(--bs-dropdown-link-active-color);
    background-color: var(--bs-dropdown-link-active-bg);
}

/* Colors Showcase blocks */
.color-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 24px;
}

.color-card {
    border-radius: var(--bs-border-radius);
    overflow: hidden;
    border: 1px solid var(--bs-border-color);
    background: var(--bs-surface);
}

.color-swatch {
    height: 100px;
    width: 100%;
}

.color-details {
    padding: 16px;
}

.color-name {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--bs-text-primary);
    margin-bottom: 4px;
}

.color-hex {
    font-size: 0.75rem;
    color: var(--bs-text-tertiary);
    font-family: var(--bs-font-monospace);
}

/* Responsive Mobile */
.mobile-toggle {
    display: none;
    position: fixed;
    top: 16px;
    right: 16px;
    z-index: 1050;
    background: var(--bs-surface);
    border: 1px solid var(--bs-border-color);
    padding: 8px;
    border-radius: var(--bs-border-radius);
    cursor: pointer;
    box-shadow: var(--bs-box-shadow-sm);
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }

    .sidebar.open {
        transform: translateX(0);
        box-shadow: var(--bs-box-shadow-lg);
    }

    .main-content {
        margin-left: 0;
        padding: 24px;
        padding-top: 72px;
    }

    .mobile-toggle {
        display: block;
    }
}