/* ==============================================
   The Decentralised Service Design (DSD) Playbook
   Main Stylesheet
   ============================================== */

/* ==================== FONT FACE DECLARATIONS ==================== */
/* Spoof Trial Font Family - 12 Styles */

/* Thin */
@font-face {
    font-family: 'Spoof Trial';
    src: url('fonts/SpoofTrial-Thin.otf') format('opentype');
    font-weight: 100;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Spoof Trial';
    src: url('fonts/SpoofTrial-ThinSlanted.otf') format('opentype');
    font-weight: 100;
    font-style: italic;
    font-display: swap;
}

/* Light */
@font-face {
    font-family: 'Spoof Trial';
    src: url('fonts/SpoofTrial-Light.otf') format('opentype');
    font-weight: 300;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Spoof Trial';
    src: url('fonts/SpoofTrial-LightSlanted.otf') format('opentype');
    font-weight: 300;
    font-style: italic;
    font-display: swap;
}

/* Regular */
@font-face {
    font-family: 'Spoof Trial';
    src: url('fonts/SpoofTrial-Regular.otf') format('opentype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Spoof Trial';
    src: url('fonts/SpoofTrial-RegularSlanted.otf') format('opentype');
    font-weight: 400;
    font-style: italic;
    font-display: swap;
}

/* Medium */
@font-face {
    font-family: 'Spoof Trial';
    src: url('fonts/SpoofTrial-Medium.otf') format('opentype');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Spoof Trial';
    src: url('fonts/SpoofTrial-MediumSlanted.otf') format('opentype');
    font-weight: 500;
    font-style: italic;
    font-display: swap;
}

/* Bold */
@font-face {
    font-family: 'Spoof Trial';
    src: url('fonts/SpoofTrial-Bold.otf') format('opentype');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Spoof Trial';
    src: url('fonts/SpoofTrial-BoldSlanted.otf') format('opentype');
    font-weight: 700;
    font-style: italic;
    font-display: swap;
}

/* Black */
@font-face {
    font-family: 'Spoof Trial';
    src: url('fonts/SpoofTrial-Black.otf') format('opentype');
    font-weight: 900;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Spoof Trial';
    src: url('fonts/SpoofTrial-BlackSlanted.otf') format('opentype');
    font-weight: 900;
    font-style: italic;
    font-display: swap;
}

/* ==================== RESET & BASE STYLES ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Site-Wide Color Palette */
    --primary-color: #1A1A1A;      /* Near Black */
    --secondary-color: #CCD1D9;    /* Light Gray */
    --neutral-bg: #F6F7FA;         /* Very Light Gray Background */
    --white: #FFFFFF;
    --text-dark: #333333;
    --text-light: #666666;
    --border-color: #CCD1D9;
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-hover: rgba(0, 0, 0, 0.2);
    
    /* Workshop Color Palette */
    --workshop-1: #ED5565;         /* Red */
    --workshop-2: #FB6E51;         /* Orange */
    --workshop-3: #FFCE54;         /* Yellow */
    --workshop-4: #A0D468;         /* Green */
    --workshop-5: #4FC1E9;         /* Blue */
    --workshop-6: #AC92EC;         /* Purple - Pizza Block */
    --workshop-7: #EC87C0;         /* Pink - Attaching Strings */
    
    /* Typography */
    --font-primary: 'Spoof Trial', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-size-base: 16px;
    --font-size-h1: 2.5rem;
    --font-size-h2: 2rem;
    --font-size-h3: 1.5rem;
    --font-size-h4: 1.25rem;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
}

/* Ensure form elements and buttons inherit font */
button,
input,
textarea,
select {
    font-family: inherit;
}

/* ==================== TYPOGRAPHY ==================== */
h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-color);
}

h1 {
    font-size: var(--font-size-h1);
    font-weight: 700;
}

h2 {
    font-size: var(--font-size-h2);
    font-weight: 600;
}

h3 {
    font-size: var(--font-size-h3);
    font-weight: 600;
}

h4 {
    font-size: var(--font-size-h4);
    font-weight: 500;
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-light);
}

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

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

/* Links within text content should have underlines for accessibility */
p a,
li a:not(nav a):not(.btn):not(.download-link):not(.download-btn),
figcaption a,
.about-section a:not(.btn):not(.download-btn),
.contact-section a:not(.btn),
.text-center p a {
    text-decoration: underline;
}

/* Ensure external links and important inline links are always underlined */
.external-link,
.image-credit a {
    text-decoration: underline;
}

/* ==================== HEADER & NAVIGATION ==================== */
header {
    background-color: var(--white);
    box-shadow: 0 2px 8px var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    transition: opacity var(--transition-fast);
}

.logo:hover {
    opacity: 0.8;
}

.logo-image {
    height: 40px;
    width: auto;
    display: block;
}

nav ul {
    list-style: none;
    display: flex;
    gap: var(--spacing-lg);
}

nav a {
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

nav a:hover,
nav a.active {
    background-color: var(--primary-color);
    color: var(--white);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--primary-color);
    cursor: pointer;
}

/* ==================== MAIN CONTENT ==================== */
main {
    min-height: calc(100vh - 200px);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-lg);
}

.container-narrow {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-lg);
}

/* ==================== HERO SECTION ==================== */
.hero {
    /* Old gradient background - replaced with image */
    /* background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%); */
    
    /* New background image */
    background-image: url('images/heroimage-dsd.svg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    
    /* Removed overlay for full image visibility */
    position: relative;
    color: var(--white);
    text-align: center;
    padding: calc(var(--spacing-xxl) * 2) var(--spacing-lg);
}

/* Overlay removed - keeping for reference if needed later */
/*
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(26, 26, 26, 0.3);
    z-index: 1;
}

.hero > * {
    position: relative;
    z-index: 2;
}
*/

.hero h1 {
    color: var(--white);
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.hero p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: var(--spacing-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    font-size: 1.5rem !important;
    font-weight: 500;
    line-height: 1.6;
    color: rgba(255, 255, 255, 1) !important;
    max-width: 850px !important;
    margin-top: var(--spacing-lg) !important;
    margin-bottom: var(--spacing-md) !important;
    letter-spacing: 0.02em;
}

.hero-cta strong {
    color: var(--white);
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    position: relative;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ==================== CONTEXT SECTION ==================== */
.context-section {
    background-color: var(--white);
    padding: var(--spacing-lg) 0;
}

.context-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.context-text h2 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.context-text p {
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.context-text .btn {
    margin-top: var(--spacing-md);
}

.context-text .btn-secondary {
    background-color: var(--primary-color);
    color: var(--white);
    border: 2px solid var(--primary-color);
}

.context-text .btn-secondary:hover {
    background-color: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

/* Button secondary on white backgrounds (container sections, text-center, about-section) */
.container .btn-secondary,
.text-center .btn-secondary,
.about-section .btn-secondary {
    background-color: var(--primary-color);
    color: var(--white);
    border: 2px solid var(--primary-color);
}

.container .btn-secondary:hover,
.text-center .btn-secondary:hover,
.about-section .btn-secondary:hover {
    background-color: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.context-image img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 16px var(--shadow);
}

.content-image {
    margin: var(--spacing-xl) auto;
    max-width: 800px;
    text-align: center;
}

.content-image img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 16px var(--shadow);
    display: block;
}

.image-credit {
    font-size: 0.875rem;
    color: var(--text-light);
    opacity: 0.75;
    margin-top: var(--spacing-sm);
    text-align: left;
    line-height: 1.4;
}

.image-credit a {
    color: var(--text-light);
    text-decoration: none;
    transition: opacity var(--transition-fast);
}

.image-credit a:hover {
    opacity: 1;
    text-decoration: underline;
}

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    border: none;
    font-size: 1rem;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow-hover);
}

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

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

.btn-secondary {
    background-color: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-secondary:hover {
    background-color: var(--white);
    color: var(--primary-color);
}

.btn-accent {
    background-color: var(--secondary-color);
    color: var(--text-dark);
}

.btn-accent:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-coming-soon {
    opacity: 0.5;
}

.btn-coming-soon:hover {
    opacity: 0.7;
    background-color: var(--primary-color);
    color: var(--white);
}

/* ==================== CARDS & GRID ==================== */
.card {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: 0 2px 8px var(--shadow);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px var(--shadow-hover);
}

.card h3 {
    margin-bottom: var(--spacing-sm);
}

.card p {
    margin-bottom: var(--spacing-md);
}

.grid {
    display: grid;
    gap: var(--spacing-lg);
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

/* ==================== WORKSHOP OVERVIEW SECTION ==================== */
.workshops-preview {
    padding: var(--spacing-lg) 0;
}

.workshops-preview h2 {
    margin-bottom: var(--spacing-md);
}

.workshops-intro-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    margin-bottom: var(--spacing-xl);
}

.workshops-intro-image img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 16px var(--shadow);
}

.workshops-intro {
    max-width: 100%;
    margin: 0;
    text-align: left;
}

.workshops-intro p:last-child {
    margin-bottom: 0;
}

.workshops-intro strong {
    color: var(--primary-color);
    font-weight: 600;
}

.workshop-card {
    position: relative;
}

.workshop-card .card-tag {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background-color: var(--secondary-color);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
}

.workshop-card.featured {
    border: 2px solid var(--secondary-color);
}

/* Add spacing above buttons in workshop cards */
.workshop-card .btn,
.workshop-card button {
    margin-top: var(--spacing-lg);
}

/* Add spacing between Key Outcomes and Workshop Details */
.workshop-card ul + h4 {
    margin-top: var(--spacing-lg);
}

/* Workshop tags/metadata */
.workshop-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.workshop-tags .tag {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--neutral-bg);
    color: var(--text-dark);
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    white-space: nowrap;
    transition: all var(--transition-fast);
}

.workshop-tags .tag:hover {
    background-color: var(--border-color);
    transform: translateY(-1px);
}

/* ==================== TABS/SUB-NAVIGATION ==================== */
.tabs {
    display: flex;
    gap: var(--spacing-xs);
    border-bottom: 2px solid var(--border-color);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.tab-button {
    padding: var(--spacing-sm) var(--spacing-md);
    background: none;
    border: none;
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-light);
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: color var(--transition-fast), border-color var(--transition-fast);
    margin-bottom: -2px;
}

.tab-button:hover {
    color: var(--primary-color);
}

.tab-button.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
    font-weight: 600;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==================== WORKSHOP LAYOUT (VERTICAL NAV) ==================== */
.workshop-layout {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.workshop-sidebar {
    flex: 0 0 320px;
    position: sticky;
    top: calc(80px + var(--spacing-md));
    height: fit-content;
    max-height: calc(100vh - 100px);
    overflow-y: auto;
    overflow-x: hidden;
}

.sidebar-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--workshop-1);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 3px solid var(--workshop-1);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.activity-nav {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.activity-nav-item {
    display: flex;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--white);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background-color var(--transition-medium), 
                border-color var(--transition-medium), 
                box-shadow var(--transition-medium),
                color var(--transition-medium);
    text-align: left;
    position: relative;
    width: 100%;
    box-sizing: border-box;
}

.activity-nav-item:hover {
    background-color: var(--workshop-1);
    border-color: var(--workshop-1);
    border-left-color: var(--workshop-1);
    box-shadow: 0 2px 8px rgba(237, 85, 101, 0.3);
}

.activity-nav-item:hover .activity-number,
.activity-nav-item:hover .activity-title {
    color: var(--white);
}

.activity-nav-item.active {
    background-color: var(--workshop-1);
    border-color: var(--workshop-1);
    border-left-color: var(--workshop-1);
    border-left-width: 4px;
    box-shadow: 0 4px 12px rgba(237, 85, 101, 0.4);
}

.activity-nav-item.active .activity-number {
    color: var(--white);
}

.activity-nav-item.active .activity-title {
    color: var(--white);
    font-weight: 700;
}

.activity-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    width: 100%;
}

.activity-number {
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-light);
}

.activity-title {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-dark);
    line-height: 1.4;
}

.workshop-content {
    flex: 1;
    min-width: 0;
}

/* Mobile Activity Selector (Hidden on Desktop) */
.mobile-activity-selector {
    display: none;
    margin-bottom: var(--spacing-lg);
}

.activity-dropdown-toggle {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--white);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 700;
    color: var(--workshop-1);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all var(--transition-medium);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.activity-dropdown-toggle:hover {
    border-color: var(--workshop-1);
    box-shadow: 0 2px 8px rgba(237, 85, 101, 0.3);
}

.activity-dropdown-toggle.active {
    border-color: var(--workshop-1);
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
    background-color: var(--workshop-1);
    color: var(--white);
}

.current-activity {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.dropdown-arrow {
    transition: transform var(--transition-fast);
}

.activity-dropdown-toggle.active .dropdown-arrow {
    transform: rotate(180deg);
}

.activity-dropdown-menu {
    display: none;
    background-color: var(--white);
    border: 2px solid var(--workshop-1);
    border-top: none;
    border-bottom-left-radius: var(--radius-md);
    border-bottom-right-radius: var(--radius-md);
    box-shadow: 0 4px 12px rgba(237, 85, 101, 0.3);
    max-height: 400px;
    overflow-y: auto;
    padding: var(--spacing-md);
}

.activity-dropdown-menu.active {
    display: block;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.activity-dropdown-item {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--white);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    text-align: left;
    display: flex;
    align-items: center;
    transition: background-color var(--transition-medium), 
                border-color var(--transition-medium), 
                box-shadow var(--transition-medium),
                color var(--transition-medium);
    margin-bottom: var(--spacing-sm);
}

.activity-dropdown-item:last-child {
    margin-bottom: 0;
}

.activity-dropdown-item:hover {
    background-color: var(--workshop-1);
    border-color: var(--workshop-1);
    box-shadow: 0 2px 8px rgba(237, 85, 101, 0.3);
}

.activity-dropdown-item:hover .activity-number,
.activity-dropdown-item:hover .activity-title {
    color: var(--white);
}

.activity-dropdown-item.active {
    background-color: var(--workshop-1);
    border-color: var(--workshop-1);
    border-left-width: 4px;
    box-shadow: 0 4px 12px rgba(237, 85, 101, 0.4);
}

.activity-dropdown-item.active .activity-number {
    color: var(--white);
}

.activity-dropdown-item.active .activity-title {
    color: var(--white);
    font-weight: 700;
}

.activity-dropdown-item .activity-icon {
    font-size: 1.5rem;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==================== ACTIVITY SECTIONS ==================== */
.activity-section {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
    box-shadow: 0 2px 8px var(--shadow);
}

.activity-section h3 {
    color: #ED5565;
    margin-bottom: var(--spacing-md);
}

.activity-section .description {
    color: var(--text-light);
    margin-bottom: var(--spacing-lg);
    font-size: 1.1rem;
}

.steps {
    margin: var(--spacing-lg) 0;
}

.steps h4 {
    color: #ED5565;
    margin-bottom: var(--spacing-sm);
}

.steps ol {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.steps li {
    margin-bottom: var(--spacing-sm);
    color: var(--text-light);
    line-height: 1.8;
}

/* ==================== DOWNLOADS SECTION ==================== */
.downloads-section {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background-color: var(--neutral-bg);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--secondary-color);
}

.downloads-section h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
}

.download-links {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.download-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--white);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 500;
    transition: all var(--transition-fast);
    text-decoration: none;
    color: var(--text-dark);
}

.download-link:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px var(--shadow);
}

.download-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.download-text {
    white-space: nowrap;
}

/* ==================== MODERN WORKSHOP HEADER ==================== */
.workshop-header-modern {
    position: static;
    text-align: center;
    padding: var(--spacing-xl) 0;
    margin-bottom: var(--spacing-xxl);
    border-bottom: 1px solid var(--border-color);
}

.workshop-label {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--workshop-1);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: var(--spacing-sm);
}

.workshop-header-modern h1 {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.workshop-subtitle {
    font-size: 1.25rem;
    color: var(--text-light);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
}

.workshop-attribution {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.attribution-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.attribution-names {
    font-size: 0.95rem;
    color: var(--text-light);
    line-height: 1.6;
}

/* ==================== WORKSHOP INTRODUCTION SECTION ==================== */
.workshop-intro-section {
    background-color: var(--neutral-bg);
    padding: var(--spacing-xxl) 0;
    margin: 0 calc(-1 * var(--spacing-lg));
    margin-bottom: var(--spacing-xxl);
}

.workshop-intro-layout {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.workshop-intro-content h2 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.workshop-intro-content p {
    color: var(--text-light);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.workshop-downloads {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--workshop-1);
    border: 2px solid var(--workshop-1);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--white);
    font-weight: 600;
    font-size: 0.9rem;
    transition: all var(--transition-medium);
    white-space: nowrap;
}

.download-btn:hover {
    background-color: transparent;
    border-color: var(--workshop-1);
    color: var(--workshop-1);
    transform: translateX(4px);
    box-shadow: 0 4px 12px rgba(237, 85, 101, 0.2);
}

.download-btn .download-icon {
    font-size: 1.5rem;
}

.download-btn .download-label {
    font-size: 1rem;
}

.workshop-intro-image img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 24px var(--shadow);
}

/* ==================== WORKSHEET PREVIEW (ANGLED PDF IMAGE) ==================== */
.worksheet-preview {
    margin-top: 0;
    padding: var(--spacing-xl);
    text-align: center;
}

/* Worksheet header styling */
.activity-section > h4:last-of-type {
    font-size: 1.25rem;
    color: #ED5565;
    margin-top: var(--spacing-xxl);
    margin-bottom: var(--spacing-md);
    text-align: left;
}

.worksheet-image {
    max-width: 400px;
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    transform: rotate(-2deg);
    transition: all var(--transition-medium);
    cursor: pointer;
}

.worksheet-image:hover {
    transform: rotate(0deg) scale(1.05);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
}

/* ==================== ABOUT PAGE ==================== */
.about-section {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
    box-shadow: 0 2px 8px var(--shadow);
}

.about-section h2 {
    margin-bottom: var(--spacing-md);
}

.about-section h3 {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.about-section ul {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.about-section li {
    margin-bottom: var(--spacing-xs);
    color: var(--text-light);
}

.external-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.external-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--secondary-color);
    font-weight: 500;
}

.external-link:after {
    content: "→";
    transition: transform var(--transition-fast);
}

.external-link:hover:after {
    transform: translateX(4px);
}

/* ==================== CONTACT SECTION ==================== */
.contact-section {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: 0 2px 8px var(--shadow);
}

/* ==================== FOOTER ==================== */
footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-xl) var(--spacing-lg);
    text-align: center;
}

footer p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--spacing-sm);
}

footer a {
    color: var(--white);
    text-decoration: underline;
}

footer a:hover {
    color: var(--secondary-color);
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-top: var(--spacing-md);
    flex-wrap: wrap;
}

/* ==================== BREADCRUMB ==================== */
.breadcrumb {
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--white);
    border-bottom: 1px solid var(--border-color);
}

.breadcrumb ul {
    list-style: none;
    display: flex;
    gap: var(--spacing-xs);
    max-width: 1200px;
    margin: 0 auto;
}

.breadcrumb li {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.9rem;
}

.breadcrumb li:not(:last-child):after {
    content: "/";
    color: var(--text-light);
}

.breadcrumb a {
    color: var(--text-light);
}

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

/* ==================== RESPONSIVE DESIGN ==================== */
@media (max-width: 768px) {
    :root {
        --font-size-h1: 2rem;
        --font-size-h2: 1.75rem;
        --font-size-h3: 1.25rem;
        --font-size-h4: 1.1rem;
    }
    
    .header-container {
        flex-wrap: wrap;
    }
    
    .menu-toggle {
        display: block;
    }
    
    nav {
        width: 100%;
        order: 3;
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-medium);
    }
    
    nav.active {
        max-height: 400px;
    }
    
    nav ul {
        flex-direction: column;
        gap: 0;
        padding-top: var(--spacing-md);
    }
    
    nav a {
        display: block;
        padding: var(--spacing-sm);
    }
    
    .logo-image {
        height: 32px;
    }
    
    .hero {
        background-size: cover;
        background-position: center;
        padding: calc(var(--spacing-xl) * 1.5) var(--spacing-md);
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .hero-cta {
        font-size: 1.15rem !important;
        line-height: 1.5;
        padding: 0 var(--spacing-sm);
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .grid,
    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
    }
    
    /* Context Section - Mobile */
    .context-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .context-image {
        order: -1;
    }
    
    .content-image {
        margin: var(--spacing-lg) auto;
    }
    
    /* Workshops Intro - Mobile */
    .workshops-intro-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .workshops-intro-image {
        order: -1;
    }
    
    .workshops-intro {
        text-align: left;
        padding: 0;
    }
    
    .workshops-intro p {
        font-size: 1rem;
    }
    
    .tabs {
        overflow-x: auto;
        flex-wrap: nowrap;
    }
    
    .tab-button {
        white-space: nowrap;
    }
    
    .container,
    .container-narrow {
        padding: var(--spacing-lg) var(--spacing-md);
    }
    
    .activity-section {
        padding: var(--spacing-lg);
    }
    
    /* Workshop Layout - Mobile */
    .workshop-layout {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .workshop-sidebar {
        display: none;
        position: static;
        flex: none;
        max-height: none;
    }
    
    .mobile-activity-selector {
        display: block;
    }
    
    .workshop-content {
        width: 100%;
    }
    
    /* Downloads Section - Mobile */
    .downloads-section {
        padding: var(--spacing-md);
    }
    
    .download-links {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .download-link {
        width: 100%;
        justify-content: flex-start;
    }
    
    /* Modern Workshop Header - Mobile */
    .workshop-header-modern h1 {
        font-size: 2rem;
    }
    
    .workshop-subtitle {
        font-size: 1rem;
    }
    
    .attribution-label {
        font-size: 0.8rem;
    }
    
    .attribution-names {
        font-size: 0.875rem;
    }
    
    /* Workshop Intro Section - Mobile */
    .workshop-intro-section {
        margin: 0;
        padding: var(--spacing-xl) var(--spacing-md);
    }
    
    .workshop-intro-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .workshop-intro-image {
        order: -1;
    }
    
    .workshop-downloads {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .download-btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.85rem;
        width: 100%;
        justify-content: center;
    }
    
    .download-btn .download-icon {
        font-size: 1.25rem;
    }
    
    /* Worksheet Preview - Mobile */
    .worksheet-preview {
        padding: var(--spacing-md);
    }
    
    .worksheet-image {
        max-width: 280px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: var(--spacing-lg) var(--spacing-md);
    }
    
    .social-links {
        gap: var(--spacing-sm);
    }
    
    .social-icon {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
    
    /* Workshop Tags - Mobile */
    .workshop-tags .tag {
        font-size: 0.8rem;
        padding: 4px 10px;
    }
}

/* ==================== UTILITY CLASSES ==================== */
.text-center {
    text-align: center;
}

.mt-lg {
    margin-top: var(--spacing-lg);
}

.mb-lg {
    margin-bottom: var(--spacing-lg);
}

.hidden {
    display: none;
}

.visible {
    display: block;
}

/* ==================== WORKSHOP COLOR CLASSES ==================== */
/* Each workshop has its own color for visual distinction */

/* Workshop 1 - DSD Fundamentals (Red) */
.workshop-1 {
    --workshop-color: var(--workshop-1);
}

.workshop-1 .workshop-card.featured {
    border-color: var(--workshop-1);
}

.workshop-1 .card-tag,
.workshop-1 .btn-accent {
    background-color: var(--workshop-1);
    color: var(--white);
}

.workshop-1 .btn-accent:hover {
    background-color: #E63946;
}

.workshop-1 .activity-nav-item.active {
    background: linear-gradient(135deg, var(--workshop-1) 0%, #E63946 100%);
}

.workshop-1 .sidebar-title {
    border-bottom-color: var(--workshop-1);
}

/* Workshop 2 - Decentralised Media Licensing (Orange) */
.workshop-2 {
    --workshop-color: var(--workshop-2);
}

.workshop-2 .workshop-card {
    border-left: 4px solid var(--workshop-2);
}

.workshop-2 .btn-accent {
    background-color: var(--workshop-2);
    color: var(--white);
}

.workshop-2 .btn-accent:hover {
    background-color: #FA5A3C;
}

/* Workshop 3 - BlockExchange (Yellow) */
.workshop-3 {
    --workshop-color: var(--workshop-3);
}

.workshop-3 .workshop-card {
    border-left: 4px solid var(--workshop-3);
}

.workshop-3 .btn-accent {
    background-color: var(--workshop-3);
    color: var(--white);
}

.workshop-3 .btn-accent:hover {
    background-color: #FFBC3F;
}

/* Workshop 4 - If This Then What? (Green) */
.workshop-4 {
    --workshop-color: var(--workshop-4);
}

.workshop-4 .workshop-card {
    border-left: 4px solid var(--workshop-4);
}

.workshop-4 .btn-accent {
    background-color: var(--workshop-4);
    color: var(--white);
}

.workshop-4 .btn-accent:hover {
    background-color: #8DC451;
}

/* Workshop 5 - NFT Keyrings (Blue) */
.workshop-5 {
    --workshop-color: var(--workshop-5);
}

.workshop-5 .workshop-card {
    border-left: 4px solid var(--workshop-5);
}

.workshop-5 .btn-accent {
    background-color: var(--workshop-5);
    color: var(--white);
}

.workshop-5 .btn-accent:hover {
    background-color: #3AAED8;
}

/* Workshop 6 - Pizza Block (Purple) */
.workshop-6 {
    --workshop-color: var(--workshop-6);
}

.workshop-6 .workshop-card {
    border-left: 4px solid var(--workshop-6);
}

.workshop-6 .btn-accent {
    background-color: var(--workshop-6);
    color: var(--white);
}

.workshop-6 .btn-accent:hover {
    background-color: #9A7DDB;
}

/* Workshop 7 - Attaching Strings (Pink) */
.workshop-7 {
    --workshop-color: var(--workshop-7);
}

.workshop-7 .workshop-card {
    border-left: 4px solid var(--workshop-7);
}

.workshop-7 .btn-accent {
    background-color: var(--workshop-7);
    color: var(--white);
}

.workshop-7 .btn-accent:hover {
    background-color: #E770AF;
}

/* Workshop Color Accents for Activity Icons */
.workshop-1 .activity-icon {
    filter: drop-shadow(0 2px 4px rgba(237, 85, 101, 0.3));
}

.workshop-2 .activity-icon {
    filter: drop-shadow(0 2px 4px rgba(251, 110, 81, 0.3));
}

.workshop-3 .activity-icon {
    filter: drop-shadow(0 2px 4px rgba(255, 206, 84, 0.3));
}

.workshop-4 .activity-icon {
    filter: drop-shadow(0 2px 4px rgba(160, 212, 104, 0.3));
}

.workshop-5 .activity-icon {
    filter: drop-shadow(0 2px 4px rgba(79, 193, 233, 0.3));
}

/* Workshop Page Headers */
.workshop-header {
    position: relative;
    padding: var(--spacing-lg);
    background-color: var(--neutral-bg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-xl);
}

.workshop-1 .workshop-header {
    border-left: 6px solid var(--workshop-1);
}

.workshop-2 .workshop-header {
    border-left: 6px solid var(--workshop-2);
}

.workshop-3 .workshop-header {
    border-left: 6px solid var(--workshop-3);
}

.workshop-4 .workshop-header {
    border-left: 6px solid var(--workshop-4);
}

.workshop-5 .workshop-header {
    border-left: 6px solid var(--workshop-5);
}

/* Downloads Section Workshop Colors */
.workshop-1 .downloads-section {
    border-left-color: var(--workshop-1);
}

.workshop-2 .downloads-section {
    border-left-color: var(--workshop-2);
}

.workshop-3 .downloads-section {
    border-left-color: var(--workshop-3);
}

.workshop-4 .downloads-section {
    border-left-color: var(--workshop-4);
}

.workshop-5 .downloads-section {
    border-left-color: var(--workshop-5);
}