/* =============================================
   OPVOEDINGSPROJECT PAGE
   Immersive, editorial design
   ============================================= */

/* Hero Section - Full viewport, immersive */
.opv-hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    inset: 0;
    background: 
        linear-gradient(180deg, rgba(91, 106, 190, 0.95) 0%, rgba(59, 73, 150, 0.98) 100%),
        url('assets/Artboard_1_1.jpg') center/cover;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 30% 20%, rgba(236, 208, 111, 0.15) 0%, transparent 50%),
                radial-gradient(ellipse at 70% 80%, rgba(123, 195, 117, 0.1) 0%, transparent 50%);
}

.opv-hero .container {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 120px var(--space-lg) var(--space-4xl);
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    color: var(--white);
}

.hero-label {
    display: inline-block;
    padding: var(--space-xs) var(--space-lg);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: var(--space-xl);
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--space-xl);
}

.hero-quote {
    font-size: clamp(1.1rem, 3vw, 1.5rem);
    font-style: italic;
    opacity: 0.85;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--space-2xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    animation: bounce 2s ease-in-out infinite;
}

.scroll-indicator svg {
    width: 24px;
    height: 24px;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* Introduction Section */
.intro-section {
    padding: var(--space-4xl) 0;
    background: var(--white);
}

.intro-content {
    max-width: 750px;
    margin: 0 auto;
    text-align: center;
}

.intro-lead {
    font-family: var(--font-display);
    font-size: clamp(1.25rem, 3vw, 1.5rem);
    font-weight: 500;
    color: var(--gray-800);
    line-height: 1.6;
    margin-bottom: var(--space-xl);
}

.intro-content p {
    font-size: 1.1rem;
    color: var(--gray-600);
    line-height: 1.8;
}

/* Pillars Section */
.pillars-section {
    padding: var(--space-4xl) 0 0;
    background: var(--gray-50);
}

.pillars-section .section-title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    font-weight: 700;
    color: var(--gray-800);
    text-align: center;
    margin-bottom: var(--space-sm);
}

.pillars-section .section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--gray-500);
    margin-bottom: var(--space-4xl);
}

/* Individual Pillar */
.pillar {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    padding: var(--space-4xl) 0;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: var(--space-lg);
    padding-right: var(--space-lg);
}

@media (min-width: 900px) {
    .pillar {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-4xl);
        align-items: center;
    }
    
    .pillar-left .pillar-visual {
        order: 1;
    }
    
    .pillar-left .pillar-content {
        order: 2;
    }
    
    .pillar-right .pillar-visual {
        order: 2;
    }
    
    .pillar-right .pillar-content {
        order: 1;
    }
}

.pillar-visual {
    position: relative;
}

.pillar-visual img {
    width: 100%;
    height: 350px;
    object-fit: cover;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

@media (min-width: 900px) {
    .pillar-visual img {
        height: 450px;
    }
}

.pillar-number {
    position: absolute;
    top: var(--space-lg);
    left: var(--space-lg);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--white);
    border-radius: var(--radius-full);
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--sjb-blue);
    box-shadow: var(--shadow-lg);
}

.pillar-header {
    margin-bottom: var(--space-lg);
}

.pillar-title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: var(--space-xs);
}

.pillar-latin {
    display: block;
    font-size: 0.95rem;
    font-style: italic;
    color: var(--sjb-blue);
}

.pillar-text p {
    font-size: 1.05rem;
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: var(--space-md);
}

.pillar-text p:last-child {
    margin-bottom: 0;
}

.pillar-text em {
    color: var(--sjb-blue);
    font-style: italic;
}

.pillar-text strong {
    color: var(--gray-800);
    font-weight: 600;
}

/* Featured Pillar */
.pillar-featured {
    background: var(--white);
    padding-top: var(--space-4xl);
    padding-bottom: var(--space-4xl);
    margin-left: calc(-1 * var(--space-lg));
    margin-right: calc(-1 * var(--space-lg));
    padding-left: calc(var(--space-lg) * 2);
    padding-right: calc(var(--space-lg) * 2);
}

@media (min-width: 900px) {
    .pillar-featured {
        margin-left: 0;
        margin-right: 0;
        border-radius: var(--radius-xl);
        max-width: 1200px;
    }
}

.pillar-quote {
    margin-top: var(--space-xl);
    padding: var(--space-lg);
    background: linear-gradient(135deg, var(--sjb-blue-light) 0%, rgba(91, 106, 190, 0.1) 100%);
    border-left: 4px solid var(--sjb-blue);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-style: italic;
    color: var(--sjb-blue-dark);
    line-height: 1.6;
}

/* Three B's */
.three-b {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.b-item {
    text-align: center;
    padding: var(--space-lg);
    background: var(--gray-50);
    border-radius: var(--radius-lg);
}

.b-word {
    display: block;
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--sjb-blue);
    margin-bottom: var(--space-xs);
}

.b-desc {
    font-size: 0.8rem;
    color: var(--gray-500);
}

/* Final Pillar - Centered */
.pillar-center {
    display: block;
    text-align: center;
    max-width: 800px;
    background: linear-gradient(180deg, var(--white) 0%, var(--sjb-yellow-light) 100%);
    border-radius: var(--radius-xl);
    padding: var(--space-4xl);
    margin: var(--space-4xl) auto;
    box-shadow: var(--shadow-lg);
}

.pillar-number-large {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: var(--sjb-yellow);
    border-radius: var(--radius-full);
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: var(--space-xl);
}

.pillar-final .pillar-title {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
}

.pillar-final .pillar-text {
    max-width: 600px;
    margin: 0 auto;
}

/* Closing Section */
.closing-section {
    padding: var(--space-4xl) 0;
    background: var(--white);
}

.closing-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.closing-content h2 {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: var(--space-lg);
}

.closing-content p {
    font-size: 1.1rem;
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: var(--space-md);
}

.closing-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-top: var(--space-2xl);
}

@media (min-width: 640px) {
    .closing-links {
        flex-direction: row;
        justify-content: center;
    }
}

.link-external,
.link-internal {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-lg);
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    transition: var(--transition-fast);
}

.link-external {
    background: var(--sjb-blue);
    color: var(--white);
}

.link-external:hover {
    background: var(--sjb-blue-dark);
}

.link-internal {
    background: var(--white);
    color: var(--sjb-blue);
    border: 2px solid var(--sjb-blue);
}

.link-internal:hover {
    background: var(--sjb-blue);
    color: var(--white);
}

.link-external svg,
.link-internal svg {
    width: 18px;
    height: 18px;
}

/* Illustration Footer */
.illustration-footer {
    height: 150px;
    overflow: hidden;
    background: var(--gray-50);
}

.illustration-footer img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: bottom;
    opacity: 0.6;
}

/* Separator lines between pillars */
.pillar:not(.pillar-featured):not(.pillar-final)::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--sjb-yellow);
    margin: var(--space-3xl) auto 0;
    border-radius: 2px;
}

@media (min-width: 900px) {
    .pillar:not(.pillar-featured):not(.pillar-final)::after {
        display: none;
    }
}

/* Scroll-based reveal animations */
.pillar {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.pillar.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Active nav state */
.nav-link.active {
    color: var(--sjb-blue);
}

/* Footer without doodles on this page */
.main-footer {
    background: var(--gray-800);
}

.main-footer .footer-doodles {
    display: none;
}