/* ==========================================================================
   TDCLab Template - The Design Company
   Lightweight, SEO-focused Joomla template
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties (Design Tokens)
   -------------------------------------------------------------------------- */
:root {
    /* Brand Colors - The Design Company */
    --tdc-orange: #E84630;
    --tdc-orange-hover: #D03A26;
    --tdc-orange-light: #FFF0EE;
    --tdc-teal: #5B9E8F;
    --tdc-teal-hover: #4A8A7C;
    --tdc-teal-light: #EBF5F3;
    --tdc-gray: #9B9B9B;
    --tdc-gray-dark: #5A5A5A;
    --tdc-charcoal: #333333;

    /* Light Mode (default) */
    --color-bg: #F1F3F6;
    --color-bg-alt: #F1F3F6;
    --color-bg-card: #FFFFFF;
    --color-text: #333333;
    --color-text-muted: #6B7280;
    --color-text-light: #9B9B9B;
    --color-heading: #1A1A1A;
    --color-primary: var(--tdc-orange);
    --color-primary-hover: var(--tdc-orange-hover);
    --color-primary-light: var(--tdc-orange-light);
    --color-accent: var(--tdc-teal);
    --color-accent-light: var(--tdc-teal-light);
    --color-border: #E5E7EB;
    --color-border-light: #F0F0F0;
    --color-shadow: rgba(0, 0, 0, 0.08);
    --color-shadow-hover: rgba(0, 0, 0, 0.15);
    --color-overlay: rgba(0, 0, 0, 0.5);
    --color-code-bg: #F4F4F5;
    --color-success: #16A34A;
    --color-warning: #F59E0B;
    --color-error: #DC2626;

    /* Typography */
    --font-family: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-family-heading: 'Noto Serif Display', Georgia, 'Times New Roman', serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --line-height: 1.6;
    --line-height-tight: 1.25;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;

    /* Layout */
    --container-max: 1200px;
    --container-padding: var(--space-6);
    --sidebar-width: 280px;
    --header-height: 72px;
    --border-radius: 8px;
    --border-radius-sm: 4px;
    --border-radius-lg: 12px;
    --border-radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
    --transition-spring: 400ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* --------------------------------------------------------------------------
   Dark Mode
   -------------------------------------------------------------------------- */
[data-color-scheme="dark"] {
    --color-bg: #111113;
    --color-bg-alt: #1A1A1E;
    --color-bg-card: #1E1E22;
    --color-text: #E4E4E7;
    --color-text-muted: #A1A1AA;
    --color-text-light: #71717A;
    --color-heading: #FAFAFA;
    --color-primary-light: #2A1512;
    --color-accent-light: #1A2926;
    --color-border: #2E2E33;
    --color-border-light: #252528;
    --color-shadow: rgba(0, 0, 0, 0.3);
    --color-shadow-hover: rgba(0, 0, 0, 0.5);
    --color-overlay: rgba(0, 0, 0, 0.7);
    --color-code-bg: #1E1E22;
}

/* Auto mode — follows system preference */
@media (prefers-color-scheme: dark) {
    [data-color-scheme="auto"] {
        --color-bg: #111113;
        --color-bg-alt: #1A1A1E;
        --color-bg-card: #1E1E22;
        --color-text: #E4E4E7;
        --color-text-muted: #A1A1AA;
        --color-text-light: #71717A;
        --color-heading: #FAFAFA;
        --color-primary-light: #2A1512;
    --color-accent-light: #1A2926;
        --color-border: #2E2E33;
        --color-border-light: #252528;
        --color-shadow: rgba(0, 0, 0, 0.3);
        --color-shadow-hover: rgba(0, 0, 0, 0.5);
        --color-overlay: rgba(0, 0, 0, 0.7);
        --color-code-bg: #1E1E22;
    }
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height);
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

a:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
    border-radius: var(--border-radius-sm);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading);
    color: var(--color-heading);
    line-height: var(--line-height-tight);
    font-weight: var(--font-weight-bold);
}

h1 { font-size: var(--font-size-4xl); margin-bottom: var(--space-6); }
h2 { font-size: var(--font-size-3xl); margin-bottom: var(--space-5); }
h3 { font-size: var(--font-size-2xl); margin-bottom: var(--space-4); }
h4 { font-size: var(--font-size-xl); margin-bottom: var(--space-3); }
h5 { font-size: var(--font-size-lg); margin-bottom: var(--space-3); }
h6 { font-size: var(--font-size-base); margin-bottom: var(--space-2); }

p {
    margin-bottom: var(--space-4);
}

ul, ol {
    padding-left: var(--space-6);
    margin-bottom: var(--space-4);
}

code, pre {
    font-family: 'SF Mono', 'Fira Code', 'Fira Mono', Menlo, Consolas, monospace;
    font-size: var(--font-size-sm);
}

code {
    background: var(--color-code-bg);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--border-radius-sm);
}

pre {
    background: var(--color-code-bg);
    padding: var(--space-4);
    border-radius: var(--border-radius);
    overflow-x: auto;
    margin-bottom: var(--space-4);
}

pre code {
    background: none;
    padding: 0;
}

blockquote {
    border-left: 4px solid var(--color-primary);
    padding: var(--space-4) var(--space-6);
    margin: var(--space-6) 0;
    background: var(--color-bg-alt);
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--space-6);
}

th, td {
    padding: var(--space-3) var(--space-4);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

th {
    font-weight: var(--font-weight-semibold);
    color: var(--color-heading);
    background: var(--color-bg-alt);
}

/* --------------------------------------------------------------------------
   Skip Link (Accessibility)
   -------------------------------------------------------------------------- */
.skip-link {
    position: absolute;
    top: -100%;
    left: var(--space-4);
    z-index: 1000;
    padding: var(--space-3) var(--space-6);
    background: var(--color-primary);
    color: #fff;
    border-radius: 0 0 var(--border-radius) var(--border-radius);
    font-weight: var(--font-weight-semibold);
}

.skip-link:focus {
    top: 0;
    color: #fff;
}

/* --------------------------------------------------------------------------
   Container
   -------------------------------------------------------------------------- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--container-padding);
}

/* --------------------------------------------------------------------------
   Topbar
   -------------------------------------------------------------------------- */
.topbar {
    background: var(--tdc-charcoal);
    color: #fff;
    font-size: var(--font-size-sm);
    padding: var(--space-2) 0;
}

.topbar a {
    color: rgba(255, 255, 255, 0.8);
}

.topbar a:hover {
    color: #fff;
}

/* --------------------------------------------------------------------------
   Header
   -------------------------------------------------------------------------- */
.site-header {
    background: var(--color-bg-card);
    border-bottom: 1px solid var(--color-border);
    z-index: 100;
    transition: box-shadow var(--transition-base);
}

.site-header.sticky {
    position: sticky;
    top: 0;
}

.site-header.scrolled {
    box-shadow: 0 2px 20px var(--color-shadow);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-6);
    height: var(--header-height);
}

.site-brand a {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    color: var(--color-heading);
}

.site-logo {
    height: 40px;
    width: auto;
}

.site-name {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-heading);
}

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */
.site-nav {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
    z-index: 110;
}

.hamburger,
.hamburger::before,
.hamburger::after {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-heading);
    transition: transform var(--transition-base), opacity var(--transition-fast);
}

.hamburger {
    position: relative;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
}

.hamburger::before { top: -7px; }
.hamburger::after { top: 7px; }

.nav-toggle[aria-expanded="true"] .hamburger {
    background: transparent;
}

.nav-toggle[aria-expanded="true"] .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}

/* Top-level menu list — always horizontal */
.nav-collapse ul {
    display: flex;
    align-items: center;
    list-style: none;
    gap: var(--space-1);
    padding: 0;
    margin: 0;
    flex-direction: row;
    flex-wrap: wrap;
    background: none;
    border: none;
    box-shadow: none;
    float: none;
    position: static;
    width: auto;
}

/* All nav links, spans, and separator elements — uniform size */
.nav-collapse a,
.nav-collapse span,
.nav-collapse .nav-header,
.nav-collapse .separator > *,
.nav-collapse .dropdown-toggle {
    display: block;
    padding: var(--space-2) var(--space-3) !important;
    color: var(--color-text) !important;
    font-weight: var(--font-weight-semibold) !important;
    font-size: var(--font-size-sm) !important;
    border-radius: var(--border-radius);
    transition: color var(--transition-fast), background-color var(--transition-fast);
    text-decoration: none !important;
    line-height: var(--line-height) !important;
    cursor: pointer;
    background: none !important;
    border: none !important;
    box-shadow: none !important;
    text-transform: none !important;
    letter-spacing: normal !important;
    margin: 0 !important;
    float: none !important;
    width: auto !important;
    height: auto !important;
}

/* Caret/arrow indicators on parent items */
.nav-collapse .caret,
.nav-collapse .dropdown-toggle::after {
    display: none !important;
}

/* Top-level nav links: position for underline */
.nav-collapse > ul > li > a {
    position: relative;
}

/* Top-level nav: underline on hover/active via pseudo-element */
.nav-collapse > ul > li > a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: var(--space-3, 0.75rem);
    right: var(--space-3, 0.75rem);
    height: 2px;
    background: var(--color-primary);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.nav-collapse > ul > li > a:hover::after,
.nav-collapse > ul > .active > a::after,
.nav-collapse > ul > .current > a::after {
    opacity: 1;
}

.nav-collapse > ul > li > a:hover,
.nav-collapse > ul > .active > a,
.nav-collapse > ul > .current > a {
    color: var(--color-primary) !important;
    background: none !important;
}

/* Dropdown items: background highlight on hover/active */
.nav-collapse ul ul a:hover,
.nav-collapse .nav-child a:hover,
.nav-collapse ul ul .active > a,
.nav-collapse .nav-child .active > a {
    color: var(--color-primary) !important;
    background: var(--color-primary-light) !important;
}

/* Dropdown submenus */
.nav-collapse li {
    position: relative;
}

.nav-collapse ul ul,
.nav-collapse .nav-child {
    display: none !important;
    position: absolute;
    top: 100%;
    right: 0;
    left: auto;
    min-width: 160px;
    flex-direction: column !important;
    background: var(--color-bg-card, #FFFFFF);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px var(--color-shadow);
    padding: var(--space-1) 0;
    z-index: 120;
    gap: 0;
}

.nav-collapse li:hover > ul,
.nav-collapse li:hover > .nav-child,
.nav-collapse li:focus-within > ul,
.nav-collapse li:focus-within > .nav-child {
    display: flex !important;
}

.nav-collapse ul ul a,
.nav-collapse .nav-child a {
    padding: var(--space-1) var(--space-2) !important;
    border-bottom: none !important;
    font-size: var(--font-size-sm);
    white-space: nowrap;
    border-radius: 0;
}

.nav-collapse ul ul ul,
.nav-collapse .nav-child .nav-child {
    top: 0;
    left: 100%;
}

.header-search {
    margin-left: var(--space-4);
}

/* Color scheme toggle */
.color-scheme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-full);
    padding: var(--space-2);
    cursor: pointer;
    color: var(--color-text-muted);
    transition: color var(--transition-fast), border-color var(--transition-fast);
}

.color-scheme-toggle:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.icon-moon { display: none; }

[data-color-scheme="dark"] .icon-sun { display: none; }
[data-color-scheme="dark"] .icon-moon { display: block; }

@media (prefers-color-scheme: dark) {
    [data-color-scheme="auto"] .icon-sun { display: none; }
    [data-color-scheme="auto"] .icon-moon { display: block; }
}

/* --------------------------------------------------------------------------
   Banner
   -------------------------------------------------------------------------- */
.site-banner {
    background: var(--color-bg-alt);
    padding: var(--space-4) 0;
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.site-hero {
    background: linear-gradient(135deg, var(--tdc-charcoal) 0%, #1a1a2e 100%);
    color: #fff;
    padding: var(--space-16) 0;
    text-align: center;
}

.site-hero h1,
.site-hero h2,
.site-hero h3 {
    color: #fff;
}

.site-hero p {
    color: rgba(255, 255, 255, 0.85);
    font-size: var(--font-size-lg);
    max-width: 640px;
    margin-inline: auto;
}

/* --------------------------------------------------------------------------
   Breadcrumbs
   -------------------------------------------------------------------------- */
.breadcrumbs {
    padding: var(--space-4) 0;
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    background: var(--color-bg-alt);
    border-bottom: 1px solid var(--color-border-light);
}

.tdclab-breadcrumbs__list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-1);
    list-style: none;
    padding: 0;
    margin: 0;
}

.tdclab-breadcrumbs__item {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    color: var(--color-text-muted);
}

.tdclab-breadcrumbs__item:not(:last-child)::after {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    border-right: 1.5px solid var(--color-text-light);
    border-top: 1.5px solid var(--color-text-light);
    transform: rotate(45deg);
    margin-left: var(--space-2);
    margin-right: var(--space-1);
}

.tdclab-breadcrumbs__item a {
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.tdclab-breadcrumbs__item a:hover {
    color: var(--color-primary);
}

.tdclab-breadcrumbs__item--active {
    color: var(--color-heading);
    font-weight: var(--font-weight-semibold);
}

/* --------------------------------------------------------------------------
   Main Layout Grid
   -------------------------------------------------------------------------- */
.site-main {
    flex: 1;
    padding: var(--space-10) 0;
}

.main-grid {
    display: grid;
    gap: var(--space-10);
}

.content-full .main-grid {
    grid-template-columns: 1fr;
}

.content-sidebar-right .main-grid {
    grid-template-columns: 1fr var(--sidebar-width);
}

.content-sidebar-left .main-grid {
    grid-template-columns: var(--sidebar-width) 1fr;
}

.content-both-sidebars .main-grid {
    grid-template-columns: var(--sidebar-width) 1fr var(--sidebar-width);
}

/* --------------------------------------------------------------------------
   Sidebar
   -------------------------------------------------------------------------- */
.sidebar {
    font-size: var(--font-size-sm);
}

.sidebar .moduletable {
    margin-bottom: var(--space-8);
}

/* --------------------------------------------------------------------------
   Above / Below Content
   -------------------------------------------------------------------------- */
.above-content,
.below-content {
    padding: var(--space-10) 0;
}

.above-content {
    background: var(--color-bg-alt);
}

/* --------------------------------------------------------------------------
   Bottom Modules
   -------------------------------------------------------------------------- */
.site-bottom {
    background: var(--color-bg-alt);
    padding: var(--space-12) 0;
}

.bottom-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
    background: var(--tdc-charcoal);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--space-12) 0 var(--space-6);
}

.footer-inner {
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
}

.site-footer a {
    color: rgba(255, 255, 255, 0.8);
}

.site-footer a:hover {
    color: var(--color-primary);
}

.footer-copyright {
    padding-top: var(--space-6);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.5);
}

.footer-copyright p {
    margin: 0;
}

/* --------------------------------------------------------------------------
   Module Chrome (tdclab style)
   -------------------------------------------------------------------------- */
.mod-tdclab {
    margin-bottom: var(--space-8);
}

.mod-tdclab__title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-heading);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-3);
    border-bottom: 2px solid var(--color-primary);
}

/* --------------------------------------------------------------------------
   Cards (for extension listings, etc.)
   -------------------------------------------------------------------------- */
.card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px var(--color-shadow-hover);
}

.card__image {
    aspect-ratio: 16 / 9;
    overflow: hidden;
}

.card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.card:hover .card__image img {
    transform: scale(1.05);
}

.card__body {
    padding: var(--space-6);
}

.card__title {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-2);
}

.card__text {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-4);
}

.card__footer {
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--color-border-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: var(--font-size-sm);
}

/* Card grid layout */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-6);
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.btn:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

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

.btn-primary:hover {
    background: var(--color-primary-hover);
    border-color: var(--color-primary-hover);
    color: #fff;
}

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

.btn-outline:hover {
    background: var(--color-primary);
    color: #fff;
}

.btn-ghost {
    background: transparent;
    color: var(--color-text);
    border-color: var(--color-border);
}

.btn-ghost:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--font-size-base);
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-xs);
}

/* --------------------------------------------------------------------------
   Badges / Tags
   -------------------------------------------------------------------------- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--border-radius-full);
    background: var(--color-primary-light);
    color: var(--color-primary);
    border: 1px solid color-mix(in srgb, var(--color-primary) 20%, transparent);
}

.badge--success {
    background: #DCFCE7;
    color: var(--color-success);
    border-color: color-mix(in srgb, var(--color-success) 20%, transparent);
}

.badge--warning {
    background: #FEF3C7;
    color: #92400E;
    border-color: color-mix(in srgb, #92400E 20%, transparent);
}

.badge--muted {
    background: var(--color-bg-subtle, #F3F4F6);
    color: var(--color-text-muted, #6B7280);
    border-color: var(--color-border, #E5E7EB);
}

/* --------------------------------------------------------------------------
   Alerts / System Messages (Joomla 5/6 <joomla-alert> web component)
   -------------------------------------------------------------------------- */
#system-message-container {
    margin-bottom: var(--space-4);
}

joomla-alert {
    display: block;
    padding: var(--space-4) var(--space-6);
    border-radius: var(--border-radius);
    margin-bottom: var(--space-4);
    border: 1px solid;
    font-size: var(--font-size-sm);
    position: relative;
}

/* Hide Joomla's raw alert type heading (e.g. "success", "info") */
joomla-alert .alert-heading {
    display: none;
}

/* Reset inner wrapper backgrounds */
joomla-alert .alert-wrapper,
joomla-alert .alert-message {
    background: transparent;
    padding: 0;
    margin: 0;
    border: none;
    color: inherit;
}

/* Close button */
joomla-alert .joomla-alert--close {
    position: absolute;
    top: var(--space-3);
    right: var(--space-4);
    background: none;
    border: none;
    font-size: var(--font-size-xl);
    cursor: pointer;
    color: inherit;
    opacity: 0.6;
    line-height: 1;
    padding: 0;
}

joomla-alert .joomla-alert--close:hover {
    opacity: 1;
}

/* Type colours — light mode */
joomla-alert[type="info"],
joomla-alert[type="notice"] {
    background: var(--color-primary-light);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

joomla-alert[type="success"],
joomla-alert[type="message"] {
    background: #F0FDF4;
    border-color: var(--color-success);
    color: var(--color-success);
}

joomla-alert[type="warning"] {
    background: #FFFBEB;
    border-color: var(--color-warning);
    color: #92400E;
}

joomla-alert[type="error"],
joomla-alert[type="danger"] {
    background: #FEF2F2;
    border-color: var(--color-error);
    color: var(--color-error);
}

/* Type colours — dark mode */
[data-color-scheme="dark"] joomla-alert[type="info"],
[data-color-scheme="dark"] joomla-alert[type="notice"] {
    background: #2A1512;
    border-color: var(--color-primary);
    color: #F87171;
}

[data-color-scheme="dark"] joomla-alert[type="success"],
[data-color-scheme="dark"] joomla-alert[type="message"] {
    background: #052E16;
    border-color: var(--color-success);
    color: #4ADE80;
}

[data-color-scheme="dark"] joomla-alert[type="warning"] {
    background: #1C1105;
    border-color: var(--color-warning);
    color: #FBBF24;
}

[data-color-scheme="dark"] joomla-alert[type="error"],
[data-color-scheme="dark"] joomla-alert[type="danger"] {
    background: #2A0A0A;
    border-color: var(--color-error);
    color: #F87171;
}

@media (prefers-color-scheme: dark) {
    [data-color-scheme="auto"] joomla-alert[type="info"],
    [data-color-scheme="auto"] joomla-alert[type="notice"] {
        background: #2A1512;
        border-color: var(--color-primary);
        color: #F87171;
    }

    [data-color-scheme="auto"] joomla-alert[type="success"],
    [data-color-scheme="auto"] joomla-alert[type="message"] {
        background: #052E16;
        border-color: var(--color-success);
        color: #4ADE80;
    }

    [data-color-scheme="auto"] joomla-alert[type="warning"] {
        background: #1C1105;
        border-color: var(--color-warning);
        color: #FBBF24;
    }

    [data-color-scheme="auto"] joomla-alert[type="error"],
    [data-color-scheme="auto"] joomla-alert[type="danger"] {
        background: #2A0A0A;
        border-color: var(--color-error);
        color: #F87171;
    }
}

/* --------------------------------------------------------------------------
   Login Form (com_users override)
   -------------------------------------------------------------------------- */
.tdclab-login {
    display: flex;
    justify-content: center;
    padding: var(--space-8) 0;
}

.tdclab-login__card {
    width: 100%;
    max-width: 440px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: var(--space-10);
}

.tdclab-login__card h2 {
    margin-bottom: var(--space-2);
}

.tdclab-login__intro {
    color: var(--color-text-muted);
    margin-bottom: var(--space-8);
}

.tdclab-login__field {
    margin-bottom: var(--space-5);
}

.tdclab-login__field label {
    display: block;
    margin-bottom: var(--space-2);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-sm);
}

.tdclab-login__remember {
    margin-bottom: var(--space-4);
    font-size: var(--font-size-sm);
}

.tdclab-login__remember label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
}

.tdclab-login__extra {
    margin-bottom: var(--space-4);
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.tdclab-login__submit {
    width: 100%;
}

.tdclab-login__links {
    text-align: center;
    margin-top: var(--space-6);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.tdclab-login__divider {
    margin: 0 var(--space-2);
}

.tdclab-login__register {
    text-align: center;
    margin-top: var(--space-6);
    margin-bottom: 0;
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-border);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   User Profile (com_users/profile override)
   -------------------------------------------------------------------------- */
.tdclab-profile,
.tdclab-profile-edit {
    max-width: 680px;
    margin: 0 auto;
    padding: var(--space-6) 0;
}

.tdclab-profile__heading h1,
.tdclab-profile-edit__heading h1 {
    margin-bottom: var(--space-6);
}

.tdclab-profile__card,
.tdclab-profile-edit__card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: var(--space-8);
    margin-bottom: var(--space-6);
}

/* Profile header with avatar */
.tdclab-profile__header {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-6);
    border-bottom: 1px solid var(--color-border);
}

.tdclab-profile__avatar {
    width: 64px;
    height: 64px;
    border-radius: var(--border-radius-full);
    background: var(--color-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    flex-shrink: 0;
}

.tdclab-profile__identity {
    flex: 1;
    min-width: 0;
}

.tdclab-profile__name {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-1);
}

.tdclab-profile__username {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    margin: 0;
}

.tdclab-profile__edit-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: var(--color-primary);
    color: #fff;
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    white-space: nowrap;
    transition: background-color var(--transition-fast);
}

.tdclab-profile__edit-btn:hover {
    background: var(--color-primary-hover);
    color: #fff;
}

/* Profile detail rows */
.tdclab-profile__details {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.tdclab-profile__detail {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: var(--space-3) 0;
    border-bottom: 1px solid var(--color-border-light);
}

.tdclab-profile__detail:last-child {
    border-bottom: none;
}

.tdclab-profile__label {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-weight: var(--font-weight-semibold);
}

.tdclab-profile__value {
    font-size: var(--font-size-sm);
    color: var(--color-text);
    text-align: right;
}

.tdclab-profile__section-title {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--color-border);
}

.tdclab-profile__section-desc {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--space-4);
}

/* Edit profile form */
.tdclab-profile-edit__section-title {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--color-border);
}

.tdclab-profile-edit__section-desc {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--space-4);
}

/* Style Joomla's rendered form fields */
.tdclab-profile-edit__fields .control-group {
    margin-bottom: var(--space-5);
}

.tdclab-profile-edit__fields .control-label label,
.tdclab-profile-edit__fields .control-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-bottom: var(--space-1);
}

.tdclab-profile-edit__fields .controls input[type="text"],
.tdclab-profile-edit__fields .controls input[type="email"],
.tdclab-profile-edit__fields .controls input[type="password"],
.tdclab-profile-edit__fields .controls input[type="url"],
.tdclab-profile-edit__fields .controls input[type="tel"],
.tdclab-profile-edit__fields .controls select,
.tdclab-profile-edit__fields .controls textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    background: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.tdclab-profile-edit__fields .controls input:focus,
.tdclab-profile-edit__fields .controls select:focus,
.tdclab-profile-edit__fields .controls textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(232, 70, 48, 0.1);
}

.tdclab-profile-edit__fields .controls .form-text,
.tdclab-profile-edit__fields .controls .help-block,
.tdclab-profile-edit__fields .controls small {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-top: var(--space-1);
}

/* Password field with show/hide toggle */
.tdclab-profile-edit__fields .controls .input-group {
    display: flex;
    gap: 0;
}

.tdclab-profile-edit__fields .controls .input-group input {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
    flex: 1;
}

.tdclab-profile-edit__fields .controls .input-group .btn,
.tdclab-profile-edit__fields .controls .input-group button {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--color-border);
    border-left: none;
    background: var(--color-bg-alt);
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    cursor: pointer;
    white-space: nowrap;
}

/* Passkey / MFA sections */
.tdclab-profile-edit__card fieldset {
    border: 1px solid var(--color-border-light);
    border-radius: var(--border-radius);
    padding: var(--space-4);
    margin-bottom: var(--space-4);
}

.tdclab-profile-edit__card fieldset legend {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-muted);
    padding: 0 var(--space-2);
}

.tdclab-profile-edit__card table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.tdclab-profile-edit__card table th {
    text-align: left;
    padding: var(--space-2) var(--space-3);
    border-bottom: 2px solid var(--color-border);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-muted);
}

.tdclab-profile-edit__card table td {
    padding: var(--space-3);
    border-bottom: 1px solid var(--color-border-light);
    color: var(--color-text);
}

/* MFA section — method list container */
#com-users-methods-list {
    font-size: var(--font-size-sm);
}

#com-users-methods-reset-container {
    border-color: var(--color-border) !important;
    background: var(--color-bg-alt) !important;
    border-radius: var(--border-radius) !important;
    padding: var(--space-3) var(--space-4) !important;
    margin-bottom: var(--space-4);
}

/* Method cards grid */
#com-users-methods-list-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
    margin-top: var(--space-4);
}

/* Individual method card */
.com-users-methods-list-method {
    border: 1px solid var(--color-border-light) !important;
    border-radius: var(--border-radius) !important;
    padding: var(--space-5) !important;
    margin: 0 !important;
    background: var(--color-bg) !important;
    overflow: hidden;
}

/* Method card header */
.com-users-methods-list-method .com-users-methods-list-method-header {
    gap: var(--space-3) !important;
    margin-bottom: var(--space-3);
}

/* Method image */
.com-users-methods-list-method .com-users-methods-list-method-image {
    background: none !important;
    padding: 0 !important;
}

.com-users-methods-list-method .com-users-methods-list-method-image img {
    max-width: 40px;
    max-height: 40px;
}

/* Method title */
.com-users-methods-list-method .com-users-methods-list-method-title h2,
.com-users-methods-list-method .com-users-methods-list-method-title h3,
.com-users-methods-list-method .com-users-methods-list-method-title h4 {
    font-size: var(--font-size-base) !important;
    margin: 0 !important;
    padding: 0 !important;
}

/* Method records / body */
.com-users-methods-list-method .com-users-methods-list-method-records-container {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.com-users-methods-list-method .com-users-methods-list-method-records-container p {
    margin-bottom: var(--space-2);
}

.com-users-methods-list-method .com-users-methods-list-method-records-container a {
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
    padding: 0 !important;
}

@media (max-width: 600px) {
    #com-users-methods-list-container {
        grid-template-columns: 1fr;
    }
}

/* Action buttons */
.tdclab-profile-edit__actions {
    display: flex;
    gap: var(--space-3);
    padding-top: var(--space-4);
}

.tdclab-profile-edit__actions .btn-primary {
    padding: var(--space-3) var(--space-6);
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: var(--border-radius);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.tdclab-profile-edit__actions .btn-primary:hover {
    background: var(--color-primary-hover);
}

.tdclab-profile-edit__actions .btn-secondary {
    padding: var(--space-3) var(--space-6);
    background: var(--color-bg-alt);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.tdclab-profile-edit__actions .btn-secondary:hover {
    background: var(--color-border-light);
    border-color: var(--color-text-muted);
}

.tdclab-profile-edit__actions .btn-danger {
    display: none;
}

/* Profile responsive */
@media (max-width: 600px) {
    .tdclab-profile__header {
        flex-direction: column;
        text-align: center;
    }

    .tdclab-profile__detail {
        flex-direction: column;
        gap: var(--space-1);
    }

    .tdclab-profile__value {
        text-align: left;
    }

    .tdclab-profile__card,
    .tdclab-profile-edit__card {
        padding: var(--space-5);
    }
}

/* --------------------------------------------------------------------------
   Login Module (mod_login override)
   -------------------------------------------------------------------------- */
.tdclab-mod-login {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.tdclab-mod-login__field input {
    width: 100%;
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-sm);
}

.tdclab-mod-login__submit {
    width: 100%;
}

.tdclab-mod-login__loggedin {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
}

.tdclab-mod-login__loggedin p {
    margin: 0;
    font-size: var(--font-size-sm);
}

/* --------------------------------------------------------------------------
   Back to Top
   -------------------------------------------------------------------------- */
.back-to-top {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    z-index: 90;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: var(--border-radius-full);
    cursor: pointer;
    box-shadow: 0 4px 12px var(--color-shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(16px);
    transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base), background-color var(--transition-fast);
}

.back-to-top:hover {
    background: var(--color-primary-hover);
}

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

/* --------------------------------------------------------------------------
   Scroll Animations
   -------------------------------------------------------------------------- */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-24px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-left.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(24px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-right.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.95);
    transition: opacity var(--transition-slow), transform var(--transition-spring);
}

.reveal-scale.revealed {
    opacity: 1;
    transform: scale(1);
}

/* Stagger children animations */
.stagger > * {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity var(--transition-base), transform var(--transition-base);
}

.stagger.revealed > *:nth-child(1) { transition-delay: 0ms; }
.stagger.revealed > *:nth-child(2) { transition-delay: 80ms; }
.stagger.revealed > *:nth-child(3) { transition-delay: 160ms; }
.stagger.revealed > *:nth-child(4) { transition-delay: 240ms; }
.stagger.revealed > *:nth-child(5) { transition-delay: 320ms; }
.stagger.revealed > *:nth-child(6) { transition-delay: 400ms; }
.stagger.revealed > *:nth-child(7) { transition-delay: 480ms; }
.stagger.revealed > *:nth-child(8) { transition-delay: 560ms; }

.stagger.revealed > * {
    opacity: 1;
    transform: translateY(0);
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .reveal,
    .reveal-left,
    .reveal-right,
    .reveal-scale,
    .stagger > * {
        opacity: 1;
        transform: none;
    }
}

/* --------------------------------------------------------------------------
   Forms
   -------------------------------------------------------------------------- */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="search"],
input[type="url"],
input[type="tel"],
input[type="number"],
textarea,
select {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    color: var(--color-text);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 15%, transparent);
}

/* --------------------------------------------------------------------------
   Pagination
   -------------------------------------------------------------------------- */
.pagination {
    display: flex;
    justify-content: center;
    gap: var(--space-1);
    list-style: none;
    padding: 0;
    margin: var(--space-8) 0;
}

.pagination li a,
.pagination li span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    color: var(--color-text);
    transition: all var(--transition-fast);
}

.pagination li a:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.pagination .active span {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}

/* --------------------------------------------------------------------------
   Utility Classes
   -------------------------------------------------------------------------- */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--color-text-muted); }
.text-primary { color: var(--color-primary); }
.text-sm { font-size: var(--font-size-sm); }
.text-lg { font-size: var(--font-size-lg); }
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */

/* Tablet */
@media (max-width: 1024px) {
    :root {
        --container-padding: var(--space-4);
        --sidebar-width: 220px;
    }

    h1 { font-size: var(--font-size-3xl); }
    h2 { font-size: var(--font-size-2xl); }

    .content-both-sidebars .main-grid {
        grid-template-columns: 1fr;
    }

    .content-both-sidebars .sidebar {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-6);
    }

    .bottom-grid {
        grid-template-columns: 1fr;
    }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --header-height: 60px;
    }

    h1 { font-size: var(--font-size-2xl); }
    h2 { font-size: var(--font-size-xl); }
    h3 { font-size: var(--font-size-lg); }

    .nav-toggle {
        display: block;
    }

    .nav-collapse {
        position: fixed;
        top: 0;
        right: -100%;
        width: min(320px, 85vw);
        height: 100vh;
        background: var(--color-bg);
        padding: calc(var(--header-height) + var(--space-6)) var(--space-6) var(--space-6);
        box-shadow: -4px 0 20px var(--color-shadow);
        transition: right var(--transition-base);
        overflow-y: auto;
        z-index: 105;
    }

    .nav-collapse.open {
        right: 0;
    }

    .nav-collapse ul {
        flex-direction: column;
        gap: var(--space-1);
    }

    .nav-collapse a {
        padding: var(--space-3) var(--space-4);
        font-size: var(--font-size-base);
    }

    /* Mobile dropdowns: indented, always visible */
    .nav-collapse ul ul,
    .nav-collapse .nav-child {
        position: static !important;
        display: flex !important;
        border: none !important;
        box-shadow: none !important;
        padding: 0 !important;
        min-width: 0 !important;
        padding-left: var(--space-4) !important;
    }

    .nav-collapse ul ul a,
    .nav-collapse .nav-child a {
        font-size: var(--font-size-sm);
        padding: var(--space-2) var(--space-4);
        white-space: normal;
    }

    /* Reset flex-direction on mobile nav */
    .nav-collapse > div > ul,
    .nav-collapse > ul {
        flex-direction: column;
    }

    .header-search {
        margin-left: 0;
        margin-top: var(--space-4);
    }

    /* Sidebar stacks below content on mobile */
    .content-sidebar-right .main-grid,
    .content-sidebar-left .main-grid,
    .content-both-sidebars .main-grid {
        grid-template-columns: 1fr;
    }

    .sidebar {
        order: 10;
    }

    .site-hero {
        padding: var(--space-10) 0;
    }

    .card-grid {
        grid-template-columns: 1fr;
    }

    .site-main {
        padding: var(--space-6) 0;
    }
}

/* --------------------------------------------------------------------------
   Print
   -------------------------------------------------------------------------- */
@media print {
    .topbar,
    .site-header,
    .site-hero,
    .breadcrumbs,
    .sidebar,
    .site-bottom,
    .site-footer,
    .back-to-top,
    .nav-toggle {
        display: none !important;
    }

    body {
        color: #000;
        background: #fff;
        font-size: 12pt;
    }

    a {
        color: #000;
        text-decoration: underline;
    }

    .site-main {
        padding: 0;
    }
}