/* ==========================================================================
   Homepage CSS — Styles for all front-page sections
   ========================================================================== */

/* ── Hero Slider ── */
.nb-hero-section {
    position: relative;
    overflow: hidden;
}

.nb-hero-slide {
    position: relative;
}

.nb-hero-image-wrap {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.nb-hero-image-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.nb-hero-content-wrap {
    position: relative;
    z-index: 2;
    padding: 10vw 0;
    background: linear-gradient(to right, rgba(255,255,255,0.9) 0%, rgba(255,255,255,0.4) 50%, rgba(255,255,255,0) 100%);
}

.nb-hero-content {
    max-width: 600px;
}

.nb-hero-subtitle {
    display: block;
    font-size: var(--nb-fs-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--nb-primary);
    margin-bottom: var(--nb-space-md);
}

.nb-hero-title {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    line-height: 1.1;
    margin-bottom: var(--nb-space-md);
    color: var(--nb-gray-800);
}

.nb-hero-desc {
    font-size: var(--nb-fs-lg);
    color: var(--nb-gray-600);
    margin-bottom: var(--nb-space-xl);
    max-width: 500px;
}

.nb-hero-actions {
    display: flex;
    gap: var(--nb-space-md);
}

/* ── Promo Banners ── */
.nb-promo-section {
    padding-top: var(--nb-space-3xl);
}

.nb-promo-banner {
    position: relative;
    border-radius: var(--nb-radius-lg);
    overflow: hidden;
    box-shadow: var(--nb-shadow-md);
}

.nb-promo-bg {
    transition: transform var(--nb-transition-slow);
}

.nb-promo-banner:hover .nb-promo-bg {
    transform: scale(1.05);
}

.nb-promo-content {
    position: absolute;
    inset: 0;
    padding: var(--nb-space-xl);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0) 70%);
    color: var(--nb-white);
}

.nb-promo-light {
    background: linear-gradient(to top, rgba(255,255,255,0.9) 0%, rgba(255,255,255,0.2) 70%);
    color: var(--nb-gray-800);
}

.nb-promo-title {
    font-size: var(--nb-fs-xl);
    margin-bottom: 5px;
    color: inherit;
}

.nb-promo-desc {
    font-size: var(--nb-fs-sm);
    margin-bottom: var(--nb-space-md);
    opacity: 0.9;
}

.nb-promo-banner .nb-btn {
    align-self: flex-start;
}

.nb-promo-content:not(.nb-promo-light) .nb-btn-outline {
    border-color: var(--nb-white);
    color: var(--nb-white);
}

.nb-promo-content:not(.nb-promo-light) .nb-btn-outline:hover {
    background: var(--nb-white);
    color: var(--nb-gray-800);
}

/* ── Featured Categories ── */
.nb-category-card {
    text-align: center;
}

.nb-category-image-wrap {
    border-radius: 50% 50% 0 0;
    overflow: hidden;
    margin-bottom: var(--nb-space-md);
    position: relative;
    background: var(--nb-gray-100);
    aspect-ratio: 4/5;
}

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

.nb-category-link:hover .nb-category-image-wrap img {
    transform: scale(1.05);
}

.nb-category-title {
    font-size: var(--nb-fs-lg);
    margin-bottom: 5px;
    color: var(--nb-gray-800);
    transition: color var(--nb-transition-fast);
}

.nb-category-link:hover .nb-category-title {
    color: var(--nb-primary);
}

.nb-category-count {
    font-size: var(--nb-fs-sm);
    color: var(--nb-gray-500);
}

/* ── Collections ── */
.nb-collections-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: var(--nb-space-lg);
}

.nb-collection-item {
    position: relative;
    border-radius: var(--nb-radius-lg);
    overflow: hidden;
}

.nb-collection-large {
    grid-row: span 2;
}

.nb-collection-bg {
    transition: transform var(--nb-transition-slow);
}

.nb-collection-item:hover .nb-collection-bg {
    transform: scale(1.05);
}

.nb-collection-content {
    position: absolute;
    inset: 0;
    padding: var(--nb-space-2xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: rgba(0,0,0,0.3);
    color: var(--nb-white);
}

.nb-collection-light {
    background: rgba(255,255,255,0.4);
    color: var(--nb-gray-800);
}

.nb-collection-subtitle {
    font-size: var(--nb-fs-sm);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
    opacity: 0.9;
}

.nb-collection-title {
    font-size: clamp(2rem, 3vw, 3rem);
    color: inherit;
    margin-bottom: var(--nb-space-md);
}

.nb-collection-link {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: inherit;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: var(--nb-fs-sm);
}

.nb-collection-link:hover {
    color: inherit;
    text-decoration: underline;
    text-underline-offset: 5px;
}

/* ── Brand Section ── */
.nb-brand-section {
    background: var(--nb-primary);
    color: var(--nb-white);
    padding: var(--nb-space-3xl) 0;
}

.nb-brand-inner {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--nb-space-xl);
}

.nb-brand-usp {
    display: flex;
    align-items: center;
    gap: var(--nb-space-md);
}

.nb-usp-icon {
    color: var(--nb-accent);
}

.nb-usp-content h4 {
    color: var(--nb-white);
    margin-bottom: 5px;
    font-size: var(--nb-fs-md);
}

.nb-usp-content p {
    margin: 0;
    font-size: var(--nb-fs-sm);
    opacity: 0.8;
}

/* ── Testimonials ── */
.nb-testimonial-card {
    background: var(--nb-white);
    padding: var(--nb-space-2xl);
    border-radius: var(--nb-radius-lg);
    box-shadow: var(--nb-shadow-md);
    text-align: center;
}

.nb-testimonial-stars {
    color: var(--nb-accent);
    margin-bottom: var(--nb-space-md);
}

.nb-testimonial-text {
    font-size: var(--nb-fs-md);
    font-style: italic;
    color: var(--nb-gray-700);
    margin-bottom: var(--nb-space-xl);
    line-height: 1.8;
}

.nb-testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--nb-space-md);
}

.nb-author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--nb-primary-light);
    color: var(--nb-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--nb-font-heading);
    font-size: var(--nb-fs-xl);
    font-weight: 700;
}

.nb-author-info h4 {
    margin-bottom: 2px;
    font-size: var(--nb-fs-base);
}

.nb-author-info span {
    font-size: var(--nb-fs-xs);
    color: var(--nb-gray-500);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ── Instagram Gallery ── */
.nb-instagram-grid {
    display: flex;
    flex-wrap: wrap;
}

.nb-instagram-item {
    flex: 1 1 calc(100% / 6);
    position: relative;
    display: block;
}

.nb-instagram-overlay {
    position: absolute;
    inset: 0;
    background: rgba(var(--nb-primary-rgb), 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--nb-white);
    opacity: 0;
    transition: opacity var(--nb-transition-base);
}

.nb-instagram-item:hover .nb-instagram-overlay {
    opacity: 1;
}

/* ── Newsletter Section ── */
.nb-newsletter-section {
    background: var(--nb-gray-100);
}

.nb-newsletter-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--nb-space-3xl);
    align-items: center;
    background: var(--nb-white);
    padding: var(--nb-space-4xl);
    border-radius: var(--nb-radius-lg);
    box-shadow: var(--nb-shadow-lg);
}

.nb-newsletter-title {
    margin-bottom: var(--nb-space-sm);
}

.nb-newsletter-desc {
    color: var(--nb-gray-600);
    margin: 0;
}

.nb-dummy-newsletter-large {
    display: flex;
    gap: var(--nb-space-sm);
}

.nb-dummy-newsletter-large input[type="email"] {
    flex: 1;
    padding: 0 20px;
    border: 1px solid var(--nb-gray-300);
    border-radius: var(--nb-radius-sm);
    outline: none;
    font-family: var(--nb-font-body);
}

.nb-dummy-newsletter-large input[type="email"]:focus {
    border-color: var(--nb-primary);
}

/* ── Responsive ── */
@media (max-width: 1024px) {
    .nb-brand-inner {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .nb-newsletter-inner {
        grid-template-columns: 1fr;
        text-align: center;
        padding: var(--nb-space-2xl);
    }
}

@media (max-width: 768px) {
    .nb-hero-content-wrap {
        padding: var(--nb-space-3xl) var(--nb-container-padding);
        background: rgba(255,255,255,0.85);
    }
    
    .nb-collections-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto;
    }
    
    .nb-collection-large {
        grid-row: span 1;
    }
    
    .nb-instagram-item {
        flex: 1 1 calc(100% / 3);
    }
}

@media (max-width: 640px) {
    .nb-hero-actions {
        flex-direction: column;
    }
    
    .nb-brand-inner {
        grid-template-columns: 1fr;
    }
    
    .nb-dummy-newsletter-large {
        flex-direction: column;
    }
    
    .nb-dummy-newsletter-large input[type="email"] {
        height: 50px;
    }
}