/* =============================================
   13766918 CANADA FOUNDATION - DESIGN SYSTEM
   Professional Nonprofit Website Styling
   ============================================= */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: #2c3e50;
    background: #ffffff;
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul, ol {
    list-style: none;
}

/* =============================================
   COLOR PALETTE - Canada Inspired
   ============================================= */
:root {
    /* Primary Colors */
    --canada-red: #E31837;
    --canada-red-dark: #C10D2A;
    --canada-red-light: #FF4757;
    
    /* Secondary Colors */
    --maple-gold: #FFB81C;
    --maple-gold-dark: #E6A517;
    --maple-gold-light: #FFD166;
    
    /* Trust Blue */
    --trust-blue: #003F87;
    --trust-blue-dark: #002D5F;
    --trust-blue-light: #2E5C99;
    
    /* Neutrals */
    --gray-50: #F8F9FA;
    --gray-100: #E9ECEF;
    --gray-200: #DEE2E6;
    --gray-300: #CED4DA;
    --gray-400: #ADB5BD;
    --gray-500: #6C757D;
    --gray-600: #495057;
    --gray-700: #343A40;
    --gray-800: #212529;
    --gray-900: #1A1D20;
    
    /* Semantic Colors */
    --success: #28A745;
    --success-light: #D4EDDA;
    --warning: #FFC107;
    --warning-light: #FFF3CD;
    --info: #17A2B8;
    --info-light: #D1ECF1;
    --danger: #DC3545;
    --danger-light: #F8D7DA;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* =============================================
   TYPOGRAPHY
   ============================================= */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--gray-900);
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    letter-spacing: -0.01em;
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
}

h5 {
    font-size: 1.125rem;
}

h6 {
    font-size: 1rem;
}

p {
    margin-bottom: var(--spacing-md);
    color: var(--gray-700);
    font-size: clamp(1rem, 1.5vw, 1.125rem);
}

.lead {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    font-weight: 300;
    color: var(--gray-600);
}

.text-small {
    font-size: 0.875rem;
}

.text-xs {
    font-size: 0.75rem;
}

/* =============================================
   LAYOUT UTILITIES
   ============================================= */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.container-wide {
    max-width: 1400px;
}

.container-narrow {
    max-width: 900px;
}

.section {
    padding: var(--spacing-3xl) 0;
}

.section-sm {
    padding: var(--spacing-2xl) 0;
}

.section-lg {
    padding: 5rem 0;
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--spacing-lg);
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* Flexbox Utilities */
.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }
.gap-xl { gap: var(--spacing-xl); }

/* =============================================
   UTILITY BAR
   ============================================= */
.utility-bar {
    background: var(--gray-900);
    color: white;
    padding: var(--spacing-sm) 0;
    font-size: 0.875rem;
}

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

.utility-bar-links {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.utility-bar a {
    color: white;
    opacity: 0.9;
    transition: opacity var(--transition-fast);
}

.utility-bar a:hover {
    opacity: 1;
    color: var(--maple-gold);
}

.utility-bar-icon {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.utility-bar-icon svg {
    width: 16px;
    height: 16px;
}

/* =============================================
   HEADER & NAVIGATION
   ============================================= */
.main-header {
    background: white;
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--trust-blue);
}

.site-logo img {
    height: 50px;
    width: auto;
}

.main-nav ul {
    display: flex;
    gap: var(--spacing-xl);
    align-items: center;
}

.main-nav a {
    color: var(--gray-700);
    font-weight: 500;
    position: relative;
    padding: var(--spacing-sm) 0;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--canada-red);
    transition: width var(--transition-base);
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--canada-red);
}

.main-nav a:hover::after,
.main-nav a.active::after {
    width: 100%;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--gray-700);
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
}

/* =============================================
   HERO SECTIONS
   ============================================= */
.hero {
    position: relative;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-align: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(227, 24, 55, 0.85) 0%, 
        rgba(0, 63, 135, 0.85) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    max-width: 900px;
    padding: var(--spacing-2xl);
}

.hero h1 {
    color: white;
    margin-bottom: var(--spacing-lg);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.hero p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
}

/* Page Hero (Smaller) */
.page-hero {
    min-height: 350px;
    background: linear-gradient(135deg, var(--trust-blue) 0%, var(--canada-red) 100%);
}

.page-hero h1 {
    font-size: clamp(2rem, 4vw, 3rem);
}

/* =============================================
   BUTTONS
   ============================================= */
.btn {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    border-radius: var(--radius-md);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-base);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.btn-primary:hover {
    background: var(--canada-red-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--maple-gold);
    color: var(--gray-900);
    border-color: var(--maple-gold);
}

.btn-secondary:hover {
    background: var(--maple-gold-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: transparent;
    color: white;
    border-color: white;
}

.btn-outline:hover {
    background: white;
    color: var(--canada-red);
}

.btn-outline-dark {
    background: transparent;
    color: var(--canada-red);
    border-color: var(--canada-red);
}

.btn-outline-dark:hover {
    background: var(--canada-red);
    color: white;
}

.btn-lg {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: 1.125rem;
}

.btn-sm {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 0.875rem;
}

/* =============================================
   CARDS
   ============================================= */
.card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    height: 100%;
    display: flex;
    flex-direction: column;
}

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

.card-img {
    width: 100%;
    height: 250px;
    overflow: hidden;
}

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

.card:hover .card-img img {
    transform: scale(1.1);
}

.card-body {
    padding: var(--spacing-lg);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.card-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--trust-blue);
}

.card-text {
    flex-grow: 1;
    margin-bottom: var(--spacing-lg);
}

.card-footer {
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--gray-50);
    border-top: 1px solid var(--gray-200);
}

/* Impact Cards */
.impact-card {
    text-align: center;
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, var(--canada-red-light) 0%, var(--canada-red) 100%);
    color: white;
    border-radius: var(--radius-lg);
}

.impact-card-number {
    font-size: 3rem;
    font-weight: 700;
    display: block;
    margin-bottom: var(--spacing-sm);
}

.impact-card-label {
    font-size: 1.125rem;
    opacity: 0.95;
}

/* =============================================
   FORMS
   ============================================= */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--gray-700);
}

.form-control {
    width: 100%;
    padding: var(--spacing-md);
    font-size: 1rem;
    font-family: inherit;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.form-control:focus {
    outline: none;
    border-color: var(--canada-red);
    box-shadow: 0 0 0 3px rgba(227, 24, 55, 0.1);
}

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

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23333' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

/* =============================================
   FOOTER
   ============================================= */
.main-footer {
    background: var(--gray-900);
    color: white;
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
    margin-top: var(--spacing-3xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-section h3 {
    color: var(--maple-gold);
    margin-bottom: var(--spacing-lg);
    font-size: 1.25rem;
}

.footer-section p,
.footer-section a {
    color: var(--gray-300);
    font-size: 0.95rem;
    line-height: 1.8;
}

.footer-section a:hover {
    color: var(--maple-gold);
}

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

.social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.social-link:hover {
    background: var(--canada-red);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
    text-align: center;
    color: var(--gray-400);
    font-size: 0.875rem;
}

/* =============================================
   SPECIAL SECTIONS
   ============================================= */
.cta-section {
    background: linear-gradient(135deg, var(--trust-blue) 0%, var(--canada-red) 100%);
    color: white;
    text-align: center;
    padding: var(--spacing-3xl) 0;
    margin: var(--spacing-3xl) 0;
}

.cta-section h2 {
    color: white;
    margin-bottom: var(--spacing-lg);
}

.stats-section {
    background: var(--gray-50);
    padding: var(--spacing-3xl) 0;
}

.testimonial {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--canada-red);
}

.testimonial-text {
    font-style: italic;
    font-size: 1.125rem;
    margin-bottom: var(--spacing-lg);
    color: var(--gray-700);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.testimonial-avatar {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.testimonial-name {
    font-weight: 600;
    color: var(--trust-blue);
}

.testimonial-role {
    font-size: 0.875rem;
    color: var(--gray-500);
}

/* =============================================
   ACCORDION (FAQ)
   ============================================= */
.accordion {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.accordion-item {
    border-bottom: 1px solid var(--gray-200);
}

.accordion-item:last-child {
    border-bottom: none;
}

.accordion-header {
    width: 100%;
    padding: var(--spacing-lg);
    background: white;
    border: none;
    text-align: left;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background var(--transition-base);
}

.accordion-header:hover {
    background: var(--gray-50);
}

.accordion-header.active {
    color: var(--canada-red);
    background: var(--gray-50);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
}

.accordion-content-inner {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    color: var(--gray-700);
}

/* =============================================
   BREADCRUMBS
   ============================================= */
.breadcrumb {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) 0;
    font-size: 0.875rem;
}

.breadcrumb-item {
    color: var(--gray-600);
}

.breadcrumb-item:not(:last-child)::after {
    content: '/';
    margin-left: var(--spacing-sm);
    color: var(--gray-400);
}

.breadcrumb-item a:hover {
    color: var(--canada-red);
}

/* =============================================
   BADGES & TAGS
   ============================================= */
.badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: var(--radius-full);
}

.badge-primary {
    background: var(--canada-red);
    color: white;
}

.badge-secondary {
    background: var(--maple-gold);
    color: var(--gray-900);
}

.badge-success {
    background: var(--success);
    color: white;
}

/* =============================================
   RESPONSIVE DESIGN
   ============================================= */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .main-nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        box-shadow: var(--shadow-lg);
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-base);
    }
    
    .main-nav.active {
        max-height: 500px;
    }
    
    .main-nav ul {
        flex-direction: column;
        padding: var(--spacing-lg);
        gap: 0;
    }
    
    .main-nav li {
        width: 100%;
        border-bottom: 1px solid var(--gray-200);
    }
    
    .main-nav a {
        display: block;
        padding: var(--spacing-md);
    }
    
    .utility-bar-content {
        justify-content: center;
    }
    
    .hero {
        min-height: 450px;
    }
    
    .section {
        padding: var(--spacing-2xl) 0;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .hero {
        min-height: 350px;
    }
    
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
}

/* =============================================
   ACCESSIBILITY
   ============================================= */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

:focus-visible {
    outline: 2px solid var(--canada-red);
    outline-offset: 2px;
}

/* =============================================
   ANIMATIONS
   ============================================= */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease forwards;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.slide-in {
    animation: slideIn 0.5s ease forwards;
}