/* ========================================
   AVL OIL MILLS - Premium Industrial Design Enhancements
   ======================================== */

/* ==================== PREMIUM PRODUCT CARDS ==================== */

.ul-product {
    background: var(--white);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
}

.ul-product:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-premium);
    z-index: 10;
}

.ul-product-img {
    overflow: hidden;
    position: relative;
    background: var(--warm-cream);
}

.ul-product-img img {
    transition: transform var(--transition-slow);
}

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

/* ==================== CIRCULAR PRODUCT IMAGES ==================== */

.circular-product-img {
    border-radius: 50%;
    overflow: hidden;
    aspect-ratio: 1/1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--warm-cream);
}

.circular-product-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ==================== PREMIUM CARDS ==================== */

.premium-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.premium-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

/* ==================== INDUSTRIAL SECTION BACKGROUNDS ==================== */

.dark-industrial-section {
    background: linear-gradient(135deg, var(--dark-industrial-green) 0%, var(--dark-industrial-green-light) 100%);
    color: var(--white);
    padding: var(--spacing-xl) 0;
}

.dark-industrial-section .ul-section-title {
    color: var(--white);
}

.dark-industrial-section .ul-section-sub-title {
    color: var(--lime-accent);
}

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

/* ==================== HOTSPOT INDICATORS ==================== */

.hotspot-dot {
    width: 24px;
    height: 24px;
    background: var(--lime-accent);
    border-radius: 50%;
    position: absolute;
    cursor: pointer;
    box-shadow: 0 0 0 0 rgba(185, 255, 61, 0.7);
    animation: pulse-hotspot 2s infinite;
}

.hotspot-dot:hover {
    background: var(--dark-industrial-green);
}

@keyframes pulse-hotspot {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(185, 255, 61, 0.7);
    }

    50% {
        box-shadow: 0 0 0 15px rgba(185, 255, 61, 0);
    }
}

.hotspot-tooltip {
    position: absolute;
    background: var(--dark-industrial-green);
    color: var(--white);
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-fast);
    z-index: 10;
}

.hotspot-dot:hover .hotspot-tooltip {
    opacity: 1;
}

/* ==================== EDITORIAL SPACING ==================== */

.editorial-spacing {
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.section-spacing {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

/* ==================== PREMIUM HERO ENHANCEMENTS ==================== */

.hero-editorial-headline {
    font-family: var(--font-serif);
    font-size: clamp(48px, 5.25vw, 100px);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--white);
    text-align: center;
    margin: var(--spacing-lg) 0;
}

.hero-product-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
}

.product-grade {
    font-family: var(--font-primary);
    font-size: clamp(14px, 0.95vw, 18px);
    font-weight: 600;
    color: var(--ul-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ==================== ASYMMETRIC GRID LAYOUTS ==================== */

.asymmetric-3col {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

@media (max-width: 1024px) {
    .asymmetric-3col {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
}

.two-column-editorial {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

@media (max-width: 768px) {
    .two-column-editorial {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
}

/* ==================== INDUSTRIAL IMAGERY STYLES ==================== */

.industrial-image-tile {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-md);
    aspect-ratio: 4/3;
}

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

.industrial-image-tile:hover img {
    transform: scale(1.05);
}

.image-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(11, 26, 18, 0.9), transparent);
    color: var(--white);
    padding: var(--spacing-md);
    font-family: var(--font-serif);
    font-size: clamp(18px, 1.58vw, 30px);
    font-weight: 600;
}

/* ==================== TRUST & AUTHORITY ELEMENTS ==================== */

.technical-specs {
    font-family: 'Courier New', monospace;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    line-height: 1.8;
}

.certification-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-pill);
    padding: 8px 16px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ==================== SMOOTH SCROLL ENHANCEMENTS ==================== */

html {
    scroll-behavior: smooth;
}

.scroll-fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.scroll-fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ==================== LIME ACCENT HIGHLIGHTS ==================== */

.lime-underline {
    position: relative;
    display: inline-block;
}

.lime-underline::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--lime-accent);
}

.lime-highlight {
    background: var(--lime-accent);
    color: var(--dark-industrial-green);
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 600;
}