/**
 * Joyray - Sustainability Page Styles
 */

/* ========================================
   Sustainability Hero Section
   ======================================== */
.sustainability-hero {
    position: relative;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(rgba(0,0,0,0.4), rgba(0,0,0,0.4)), 
                url('../images/sustainability/sustainability-hero.jpg') center/cover no-repeat;
    overflow: hidden;
}

.sustainability-hero .hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-16) var(--spacing-6);
    text-align: center;
    color: var(--color-white);
}

.sustainability-hero .hero-title {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--spacing-6);
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 3px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.sustainability-hero .hero-subtitle {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    font-weight: 700;
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: var(--spacing-4);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.sustainability-hero .hero-description {
    font-size: var(--font-size-lg);
    color: var(--color-gray-200);
    max-width: 700px;
    margin: 0 auto var(--spacing-8);
    line-height: 1.8;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.hero-cta {
    display: flex;
    gap: var(--spacing-4);
    justify-content: center;
    flex-wrap: wrap;
}

/* ========================================
   Stats Section
   ======================================== */
.stats-section {
    padding: var(--spacing-16) 0;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-gray-200);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-8);
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
}

.stat-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--spacing-8);
}

.stat-number {
    font-size: var(--font-size-5xl);
    font-weight: 900;
    color: #16a34a;
    margin-bottom: var(--spacing-3);
    display: block;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    line-height: 1.4;
}

/* ========================================
   Section Header
   ======================================== */
.section-header {
    max-width: 800px;
    margin: 0 auto var(--spacing-12);
    padding: 0 var(--spacing-6);
    text-align: center;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: var(--spacing-4);
    color: var(--color-black);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.section-intro {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    line-height: 1.6;
}

/* ========================================
   Pillars Section
   ======================================== */
.pillars-section {
    padding: var(--spacing-20) 0;
    background: var(--color-gray-50);
}

.pillars-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-8);
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
}

.pillar-card {
    background: var(--color-white);
    padding: var(--spacing-10);
    border-radius: 8px;
    text-align: center;
    transition: all var(--transition-base);
    border: 1px solid var(--color-gray-200);
}

.pillar-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.12);
    border-color: #16a34a;
}

.pillar-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-6);
    color: #16a34a;
}

.pillar-icon svg {
    width: 100%;
    height: 100%;
}

.pillar-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-4);
    color: var(--color-black);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.pillar-card p {
    font-size: var(--font-size-base);
    color: var(--color-gray-600);
    line-height: 1.6;
    margin-bottom: var(--spacing-6);
}

.pillar-link {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: #16a34a;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.pillar-link:hover {
    text-decoration: underline;
}

/* ========================================
   Difference Section
   ======================================== */
.difference-section {
    padding: var(--spacing-20) 0;
    background: var(--color-white);
}

.difference-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-6);
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
}

.difference-card {
    display: block;
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-base);
}

.difference-card:hover {
    transform: translateY(-4px);
}

.difference-image {
    aspect-ratio: 3/4;
    overflow: hidden;
    border-radius: 8px;
    margin-bottom: var(--spacing-4);
}

.difference-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.difference-card:hover .difference-image img {
    transform: scale(1.05);
}

.difference-content {
    text-align: center;
}

.difference-content h3 {
    font-size: var(--font-size-base);
    font-weight: 700;
    margin-bottom: var(--spacing-2);
    color: var(--color-black);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.difference-content p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

/* ========================================
   Purpose Section
   ======================================== */
.purpose-section {
    padding: var(--spacing-20) 0;
    background: var(--color-black);
    color: var(--color-white);
}

.purpose-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
    text-align: center;
}

.purpose-content h2 {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    margin-bottom: var(--spacing-6);
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.purpose-text {
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    font-weight: 600;
    line-height: 1.6;
    color: var(--color-gray-300);
}

/* ========================================
   Highlights Section
   ======================================== */
.highlights-section {
    padding: var(--spacing-20) 0;
    background: var(--color-gray-50);
}

.highlights-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-8);
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
}

.highlight-card {
    background: var(--color-white);
    padding: var(--spacing-8);
    border-radius: 8px;
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

.highlight-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
}

.highlight-tag {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: 700;
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-4);
}

.highlight-card h3 {
    font-size: var(--font-size-base);
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: var(--spacing-4);
    color: var(--color-black);
}

.highlight-link {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: #16a34a;
    text-decoration: none;
}

.highlight-link:hover {
    text-decoration: underline;
}

/* ========================================
   Report Section
   ======================================== */
.report-section {
    padding: var(--spacing-20) 0;
    background: var(--color-white);
}

.report-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-12);
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
}

.report-content {
    padding: var(--spacing-8);
}

.report-tag {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: 700;
    color: #16a34a;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-4);
}

.report-content h2 {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    margin-bottom: var(--spacing-4);
    color: var(--color-black);
    text-transform: uppercase;
}

.report-content p {
    font-size: var(--font-size-base);
    color: var(--color-gray-600);
    line-height: 1.6;
    margin-bottom: var(--spacing-8);
}

.report-image {
    aspect-ratio: 4/3;
    overflow: hidden;
    border-radius: 8px;
}

.report-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ========================================
   Certifications Section
   ======================================== */
.certifications-section {
    padding: var(--spacing-20) 0;
    background: var(--color-gray-50);
}

.certifications-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-8);
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
}

.cert-card {
    background: var(--color-white);
    padding: var(--spacing-8);
    border-radius: 8px;
    text-align: center;
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

.cert-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    border-color: #16a34a;
}

.cert-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-4);
    background: #16a34a;
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    font-weight: 800;
}

.cert-card h4 {
    font-size: var(--font-size-base);
    font-weight: 700;
    margin-bottom: var(--spacing-3);
    color: var(--color-black);
    text-transform: uppercase;
}

.cert-card p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    line-height: 1.5;
}

/* ========================================
   CTA Section
   ======================================== */
.cta-section {
    padding: var(--spacing-20) 0;
    background: linear-gradient(135deg, #16a34a 0%, #059669 100%);
    color: var(--color-white);
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
    text-align: center;
}

.cta-content h2 {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    margin-bottom: var(--spacing-4);
    color: var(--color-white);
    text-transform: uppercase;
}

.cta-content p {
    font-size: var(--font-size-lg);
    color: var(--color-gray-100);
    margin-bottom: var(--spacing-8);
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-4);
    justify-content: center;
    flex-wrap: wrap;
}

.cta-buttons .btn-primary {
    background: var(--color-white);
    color: #16a34a;
}

.cta-buttons .btn-primary:hover {
    background: var(--color-gray-100);
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1200px) {
    .stats-grid,
    .certifications-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .sustainability-hero {
        min-height: 600px;
    }
    
    .pillars-grid,
    .highlights-grid {
        grid-template-columns: 1fr;
    }
    
    .difference-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .report-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-4);
    }
    
    .stat-number {
        font-size: var(--font-size-3xl);
    }
    
    .difference-grid {
        grid-template-columns: 1fr;
    }
    
    .certifications-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .sustainability-hero .hero-title {
        font-size: var(--font-size-2xl);
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .stats-grid,
    .certifications-grid {
        grid-template-columns: 1fr;
    }
}