/* MapleWatt - Canadian Renewable Energy Platform */
/* Design System: Technical notebook aesthetic, informational clarity */

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

:root {
    /* Color Palette */
    --primary-navy: #0B3D91;
    --secondary-navy: #1E3A8A;
    --accent-green: #22C55E;
    --neutral-light: #F3F4F6;
    --white: #FFFFFF;
    --text-dark: #1F2937;
    --text-medium: #6B7280;
    --border-light: #E5E7EB;
    --shadow: rgba(11, 61, 145, 0.1);
    
    /* Typography */
    --font-title: 'Satoshi', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Layout */
    --max-width: 1200px;
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* Satoshi font from CDN alternative - using similar geometric sans */
@import url('https://fonts.googleapis.com/css2?family=Work+Sans:wght@600;700;800&display=swap');

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-dark);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Work Sans', var(--font-title);
    font-weight: 700;
    line-height: 1.2;
    color: var(--primary-navy);
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: 3rem; font-weight: 800; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.375rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

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

a {
    color: var(--secondary-navy);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--accent-green);
}

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

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

.section-light {
    background-color: var(--neutral-light);
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */
.site-header {
    background-color: var(--white);
    border-bottom: 1px solid var(--border-light);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px var(--shadow);
}

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

.site-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: 'Work Sans', var(--font-title);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-navy);
    text-decoration: none;
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary-navy), var(--accent-green));
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: bold;
    font-size: 1.25rem;
}

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

.main-nav a {
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.main-nav a:hover,
.main-nav a.active {
    background-color: var(--neutral-light);
    color: var(--primary-navy);
}

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

/* ============================================
   HERO SECTIONS
   ============================================ */
.hero {
    position: relative;
    background: linear-gradient(135deg, var(--primary-navy) 0%, var(--secondary-navy) 100%);
    color: var(--white);
    padding: var(--spacing-xl) 0;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(30deg, rgba(34, 197, 94, 0.1) 12%, transparent 12.5%, transparent 87%, rgba(34, 197, 94, 0.1) 87.5%, rgba(34, 197, 94, 0.1)),
        linear-gradient(150deg, rgba(34, 197, 94, 0.1) 12%, transparent 12.5%, transparent 87%, rgba(34, 197, 94, 0.1) 87.5%, rgba(34, 197, 94, 0.1)),
        linear-gradient(30deg, rgba(34, 197, 94, 0.1) 12%, transparent 12.5%, transparent 87%, rgba(34, 197, 94, 0.1) 87.5%, rgba(34, 197, 94, 0.1)),
        linear-gradient(150deg, rgba(34, 197, 94, 0.1) 12%, transparent 12.5%, transparent 87%, rgba(34, 197, 94, 0.1) 87.5%, rgba(34, 197, 94, 0.1));
    background-size: 80px 140px;
    background-position: 0 0, 0 0, 40px 70px, 40px 70px;
    opacity: 0.3;
    animation: heroPattern 20s linear infinite;
}

@keyframes heroPattern {
    0% { transform: translateY(0); }
    100% { transform: translateY(140px); }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero h1 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
    font-size: 3.5rem;
    animation: fadeInUp 0.8s ease;
}

.hero-description {
    font-size: 1.25rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.hero-meta {
    display: flex;
    gap: var(--spacing-md);
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

/* ============================================
   CARDS & MODULES
   ============================================ */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.card {
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    transition: var(--transition);
    animation: fadeIn 0.6s ease;
}

.card:hover {
    box-shadow: 0 8px 24px var(--shadow);
    transform: translateY(-4px);
}

.card-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-navy), var(--accent-green));
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.card-title {
    font-size: 1.375rem;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-navy);
}

.card-description {
    color: var(--text-medium);
    line-height: 1.7;
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
    font-weight: 600;
    color: var(--secondary-navy);
}

.card-link:hover {
    color: var(--accent-green);
}

/* ============================================
   INFRASTRUCTURE HIGHLIGHTS
   ============================================ */
.highlight-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.highlight-item {
    background: var(--white);
    border-left: 4px solid var(--accent-green);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: 0 2px 8px var(--shadow);
    animation: slideInLeft 0.6s ease;
}

.highlight-label {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--accent-green);
    margin-bottom: var(--spacing-xs);
}

.highlight-title {
    font-size: 1.5rem;
    color: var(--primary-navy);
    margin-bottom: var(--spacing-xs);
}

.highlight-description {
    color: var(--text-medium);
}

/* ============================================
   SPOTLIGHTS
   ============================================ */
.spotlight {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-md);
    align-items: center;
}

.spotlight-image {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 16px var(--shadow);
}

.spotlight-content h3 {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.spotlight-content p {
    color: var(--text-medium);
    margin-bottom: var(--spacing-sm);
}

.spotlight-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.stat-item {
    padding: var(--spacing-sm);
    background: var(--neutral-light);
    border-radius: var(--border-radius);
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--accent-green);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-medium);
    margin-top: var(--spacing-xs);
}

/* Alternate layout */
.spotlight:nth-child(even) .spotlight-image {
    order: 2;
}

/* ============================================
   NEWSLETTER BOX
   ============================================ */
.newsletter-box {
    background: linear-gradient(135deg, var(--primary-navy), var(--secondary-navy));
    color: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    margin-top: var(--spacing-lg);
    text-align: center;
}

.newsletter-box h3 {
    color: var(--white);
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.newsletter-box p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-md);
}

.newsletter-form {
    display: flex;
    gap: var(--spacing-sm);
    max-width: 500px;
    margin: 0 auto;
}

.newsletter-form input {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
}

.newsletter-form button {
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--accent-green);
    color: var(--white);
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-form button:hover {
    background-color: #16A34A;
    transform: translateY(-2px);
}

/* ============================================
   DISCLAIMER
   ============================================ */
.disclaimer {
    background: var(--neutral-light);
    padding: var(--spacing-md);
    border-left: 4px solid var(--accent-green);
    border-radius: var(--border-radius);
    margin-top: var(--spacing-lg);
}

.disclaimer-title {
    font-weight: 700;
    color: var(--primary-navy);
    margin-bottom: var(--spacing-xs);
}

.disclaimer p {
    font-size: 0.95rem;
    color: var(--text-medium);
    margin-bottom: 0;
}

/* ============================================
   BLOG & ARTICLES
   ============================================ */
.article-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.article-card {
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    transition: var(--transition);
    display: flex;
    gap: var(--spacing-md);
}

.article-card:hover {
    box-shadow: 0 8px 24px var(--shadow);
}

.article-meta {
    font-size: 0.875rem;
    color: var(--text-medium);
    margin-bottom: var(--spacing-xs);
}

.article-title {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
}

.article-excerpt {
    color: var(--text-medium);
    margin-bottom: var(--spacing-sm);
}

.article-body {
    max-width: 800px;
    margin: 0 auto;
}

.article-body h2 {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.article-body h3 {
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.article-body p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.article-body ul,
.article-body ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-md);
    color: var(--text-medium);
}

.article-body li {
    margin-bottom: var(--spacing-xs);
}

.article-image {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    margin: var(--spacing-md) 0;
    box-shadow: 0 4px 16px var(--shadow);
}

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

.form-label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--primary-navy);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid var(--border-light);
    border-radius: var(--border-radius);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--secondary-navy);
    box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
}

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

.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--secondary-navy);
    color: var(--white);
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

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

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

.btn-primary:hover {
    background-color: #16A34A;
}

/* ============================================
   CONTACT INFO
   ============================================ */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.contact-info {
    background: var(--neutral-light);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
}

.contact-info h3 {
    margin-bottom: var(--spacing-md);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.contact-icon {
    width: 40px;
    height: 40px;
    background: var(--secondary-navy);
    color: var(--white);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-details strong {
    display: block;
    color: var(--primary-navy);
    margin-bottom: var(--spacing-xs);
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
    background-color: var(--primary-navy);
    color: rgba(255, 255, 255, 0.9);
    padding: var(--spacing-lg) 0 var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-section h4 {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--accent-green);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: var(--spacing-md);
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 968px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    
    .hero h1 { font-size: 2.75rem; }
    
    .spotlight {
        grid-template-columns: 1fr;
    }
    
    .spotlight-image {
        height: 300px;
    }
    
    .spotlight:nth-child(even) .spotlight-image {
        order: 0;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    
    .main-nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        border-top: 1px solid var(--border-light);
        display: none;
        box-shadow: 0 4px 8px var(--shadow);
    }
    
    /* Hide article images on mobile for better readability */
    .article-card img {
        display: none;
    }
    
    .article-card {
        flex-direction: column;
    }
    
    .main-nav.active {
        display: block;
    }
    
    .main-nav ul {
        flex-direction: column;
        padding: var(--spacing-sm);
        gap: 0;
    }
    
    .main-nav li {
        width: 100%;
    }
    
    .main-nav a {
        display: block;
        padding: var(--spacing-sm);
    }
    
    .hero h1 { font-size: 2rem; }
    .hero-description { font-size: 1.1rem; }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .card-grid,
    .highlight-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   FAQ SECTION
   ============================================ */
.faq-item {
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-light);
}

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

.faq-question {
    color: var(--primary-navy);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--accent-green);
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-green);
    transition: var(--transition);
}

.faq-item.active .faq-question::after {
    content: '−';
    transform: rotate(180deg);
}

.faq-answer {
    color: var(--text-medium);
    line-height: 1.8;
}

.faq-answer p {
    margin-bottom: var(--spacing-sm);
}

.faq-answer ul {
    margin-left: var(--spacing-md);
    color: var(--text-medium);
}

.faq-answer li {
    margin-bottom: var(--spacing-xs);
}

/* ============================================
   COOKIE CONSENT BANNER
   ============================================ */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--primary-navy);
    color: var(--white);
    padding: var(--spacing-md);
    box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.2);
    z-index: 9999;
    animation: slideInUp 0.5s ease;
}

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

.cookie-text {
    flex: 1;
}

.cookie-text strong {
    display: block;
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
}

.cookie-text p {
    margin: 0;
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.9);
}

.cookie-text a {
    color: var(--accent-green);
    text-decoration: underline;
}

.cookie-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-shrink: 0;
}

.cookie-buttons .btn {
    white-space: nowrap;
    padding: 0.75rem 1.5rem;
}

@keyframes slideInUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Cookie banner responsive */
@media (max-width: 768px) {
    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
    
    .cookie-buttons {
        width: 100%;
        flex-direction: column;
    }
    
    .cookie-buttons .btn {
        width: 100%;
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.text-center { text-align: center; }
.text-muted { color: var(--text-medium); }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }