/* Global Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors - Simple and Clean */
    --black: #000000;
    --white: #ffffff;
    --background: #FAF9F5;
    
    /* Card Colors - Subtle and Muted */
    --card-1: #b5d3cc; /* Soft Sage Green */
    --card-2: #c8c2d8; /* Soft Lavender */
    --card-3: #6b98c2; /* Muted Blue */
    --card-4: #e8ddc7; /* Warm Beige */
    
    /* Typography Sizes */
    --text-5xl: 3rem;
    --text-4xl: 2.25rem;
    --text-3xl: 1.875rem;
    --text-2xl: 1.5rem;
    --text-xl: 1.25rem;
    --text-lg: 1.125rem;
    --text-base: 1rem;
    --text-sm: 0.875rem;
    --text-xs: 0.75rem;
    
    /* Font Family */
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    
    /* Effects */
    --radius: 0.5rem;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Layout */
    --max-width: 1200px;
    --transition: all 0.3s ease;
}

/* Base Typography */
body {
    font-family: var(--font-family);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--black);
    background-color: var(--background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    color: var(--black);
}

h1 {
    font-size: var(--text-5xl);
}

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

h3 {
    font-size: var(--text-xl);
}

h4 {
    font-size: var(--text-lg);
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--black);
    font-weight: 400;
}

a {
    color: var(--black);
    text-decoration: none;
    transition: opacity 0.2s ease;
}

a:hover {
    opacity: 0.7;
}

/* Container */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header and Navigation */
.site-header {
    background-color: #fafafa;
    padding: var(--spacing-sm) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.main-nav {
    padding: var(--spacing-sm) 0;
}

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

.logo {
    display: flex;
    align-items: center;
}

.logo a {
    color: var(--black);
    display: flex;
    align-items: center;
    font-weight: 700;
}

.logo-img {
    height: 30px;
    width: auto;
    display: block;
}

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-menu a:not(.btn-primary) {
    color: var(--black);
    font-weight: 600;
    padding: var(--spacing-xs) 0;
}

.nav-menu a:not(.btn-primary):hover {
    opacity: 0.7;
}

/* Button Styles */
.nav-menu .btn-primary {
    background-color: transparent;
    color: var(--black) !important;
    padding: 8px 24px;
    border: 2px solid var(--black);
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.813rem;
    display: inline-flex;
    align-items: center;
    transition: all 0.2s ease;
    min-height: 36px;
}

.nav-menu .btn-primary:hover {
    background-color: var(--black);
    color: var(--white) !important;
    opacity: 1;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--black);
    margin: 3px 0;
    transition: var(--transition);
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Hero Section */
.hero-section {
    padding: var(--spacing-xxl) 0 var(--spacing-md);
    text-align: center;
}

.hero-title {
    margin-bottom: var(--spacing-md);
    color: var(--black);
    font-weight: 800;
}

.hero-subtitle {
    font-size: var(--text-lg);
    max-width: 600px;
    margin: 0 auto;
    color: var(--black);
    font-weight: 500;
}

/* Cards Section */
.cards-section {
    padding: var(--spacing-sm) 0 var(--spacing-xxl);
}

.cards-stack {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    max-width: 900px;
    margin: var(--spacing-xl) auto 0;
}

/* Card Styles - Horizontal Layout */
.card {
    border-radius: var(--radius);
    padding: var(--spacing-xl);
    display: block;
    transition: opacity 0.2s ease;
    position: relative;
    overflow: hidden;
}

/* Card Number */
.card-horizontal {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.card:hover {
    opacity: 0.9;
}

.card-text {
    flex: 1;
}

.card-icon {
    flex-shrink: 0;
    width: 120px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-icon img,
.card-icon svg {
    width: 80px;
    height: 80px;
    opacity: 0.8;
}

.card h2 {
    color: var(--black);
    margin-bottom: var(--spacing-sm);
    font-size: var(--text-3xl);
    font-weight: 700;
}

.card p {
    color: var(--black);
    margin-bottom: var(--spacing-md);
    font-size: var(--text-lg);
    line-height: 1.6;
    font-weight: 500;
}

.card-action {
    color: var(--black);
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    font-size: var(--text-base);
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: rgba(0, 0, 0, 0.1);
    border-radius: var(--radius);
    transition: all 0.2s ease;
    min-height: 44px;
}

.card:hover .card-action {
    transform: translateX(5px);
}

/* Different card colors based on type */
.card:nth-child(1) {
    background-color: var(--card-1);
}

/* Prominent action button for first card */
.card:nth-child(1) .card-action {
    background-color: var(--black);
    color: var(--white);
}

.card:nth-child(2) {
    background-color: var(--card-2);
}

.card:nth-child(3) {
    background-color: var(--card-3);
}

.card:nth-child(4) {
    background-color: var(--card-4);
}

/* Footer */
.site-footer {
    background-color: var(--background);
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-xxl);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}


/* Responsive Design */
@media (max-width: 768px) {
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--white);
        flex-direction: column;
        padding: var(--spacing-md);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .hero-section {
        padding: var(--spacing-xl) 0;
    }
    
    .cards-stack {
        gap: var(--spacing-md);
    }
    
    .card-horizontal {
        flex-direction: column-reverse;
        text-align: center;
    }
    
    .card-icon {
        width: 80px;
        height: 80px;
        margin-bottom: var(--spacing-md);
        order: -1;
    }
    
    .card-icon i {
        font-size: 60px;
    }
    
    .card-text {
        width: 100%;
    }
    
    .card-action {
        margin: 0 auto;
    }
    
    .card h2 {
        font-size: var(--text-2xl);
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
}

@media (max-width: 480px) {
    :root {
        --text-base: 0.875rem;
        --text-5xl: 2.25rem;
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
        --spacing-xxl: 3rem;
    }
    
    .card {
        padding: var(--spacing-md);
    }
    
    .card-icon {
        width: 60px;
        height: 60px;
    }
}

/* SVG Icon Styles */
.icon {
    display: inline-block;
    vertical-align: middle;
    fill: currentColor;
}

.icon-duotone path:first-child {
    opacity: 0.3;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }

/* Page-specific Styles (for inner pages) */
.main-content {
    background-color: #FAF9F5;
    min-height: calc(100vh - 80px);
}

.page-header {
    background-color: #FAF9F5;
    padding: var(--spacing-xl) 0 var(--spacing-md);
    margin-bottom: 0;
}

.page-header .container {
    max-width: 800px;
    margin: 0 auto;
}

.page-title {
    font-size: var(--text-4xl);
    color: var(--black);
    margin-bottom: var(--spacing-sm);
    font-weight: 800;
}

.page-description {
    font-size: var(--text-lg);
    color: var(--black);
    max-width: 700px;
    font-weight: 500;
}

.content-section {
    padding: var(--spacing-lg) 0;
}

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



/* Session Pages - Resources Section */
.resources-section {
    padding: var(--spacing-xl) 0 var(--spacing-xxl);
}

.resources-stack {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    max-width: 800px;
    margin: 0 auto;
}

/* Ghost Card Style for Resources */
.resource-card {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background-color: var(--white);
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--radius);
    transition: all 0.3s ease;
}

.ghost-card:hover {
    border-color: rgba(0, 0, 0, 0.3);
    transform: translateY(-2px);
}

.resource-icon {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 0, 0, 0.05);
    border-radius: var(--radius);
}

.resource-icon img,
.resource-icon svg {
    width: 48px;
    height: 48px;
    opacity: 0.7;
}

/* Colored duotone icons for resource cards */
.resource-card:nth-child(1) .resource-icon {
    background-color: rgba(181, 211, 204, 0.2); /* Soft Sage Green */
}

.resource-card:nth-child(1) .resource-icon img {
    filter: brightness(0) saturate(100%) invert(61%) sepia(9%) saturate(923%) hue-rotate(115deg) brightness(88%) contrast(87%);
}

.resource-card:nth-child(2) .resource-icon {
    background-color: rgba(200, 194, 216, 0.2); /* Soft Lavender */
}

.resource-card:nth-child(2) .resource-icon img {
    filter: brightness(0) saturate(100%) invert(58%) sepia(14%) saturate(647%) hue-rotate(223deg) brightness(91%) contrast(87%);
}

.resource-card:nth-child(3) .resource-icon {
    background-color: rgba(107, 152, 194, 0.2); /* Muted Blue */
}

.resource-card:nth-child(3) .resource-icon img {
    filter: brightness(0) saturate(100%) invert(50%) sepia(15%) saturate(875%) hue-rotate(169deg) brightness(87%) contrast(87%);
}

.resource-content {
    flex: 1;
}

.resource-content h3 {
    font-size: var(--text-xl);
    margin-bottom: var(--spacing-xs);
    color: var(--black);
}

.resource-content p {
    color: rgba(0, 0, 0, 0.7);
    margin-bottom: var(--spacing-sm);
    font-size: var(--text-base);
}

.resource-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--black);
    font-weight: 600;
    text-decoration: none;
    padding: var(--spacing-xs) var(--spacing-md);
    background-color: rgba(0, 0, 0, 0.05);
    border-radius: var(--radius);
    transition: all 0.2s ease;
}

.resource-link:hover {
    background-color: var(--black);
    color: var(--white);
    transform: translateX(5px);
}

.resource-link img.icon,
.resource-link svg {
    width: 20px;
    height: 20px;
    vertical-align: middle;
}

.nav-button img.icon,
.nav-button svg {
    width: 20px;
    height: 20px;
    vertical-align: middle;
}

/* Page Navigation */
.page-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--spacing-xxl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.nav-button {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    color: var(--black);
    font-weight: 600;
    text-decoration: none;
    border: 2px solid var(--black);
    border-radius: var(--radius);
    transition: all 0.2s ease;
}

.nav-button:hover {
    background-color: var(--black);
    color: var(--white);
}

.nav-prev {
    padding-left: var(--spacing-md);
}

.nav-next {
    padding-right: var(--spacing-md);
}

/* Active menu state */
.nav-menu a.active {
    opacity: 1;
    position: relative;
}

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--black);
}

/* Responsive adjustments for session pages */
@media (max-width: 768px) {
    .resource-card {
        flex-direction: column;
        text-align: center;
    }
    
    .resource-icon {
        margin: 0 auto var(--spacing-md);
    }
    
    .resource-link {
        margin: 0 auto;
    }
    
    .page-navigation {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .nav-button {
        width: 100%;
        justify-content: center;
    }
}

/* Print Styles */
@media print {
    .site-header,
    .site-footer,
    .mobile-menu-toggle {
        display: none;
    }
    
    .main-content {
        padding: 0;
    }
    
    .card {
        break-inside: avoid;
    }
}