/* ========================================
   DENFORA Layout Styles
   ======================================== */

/* ========================================
   HEADER
   ======================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-gray-100);
    z-index: var(--z-sticky);
    transition: all var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    padding: 0 var(--space-4);
    max-width: var(--container-2xl);
    margin: 0 auto;
}

@media (min-width: 768px) {
    .header-inner {
        padding: 0 var(--space-6);
    }
}

@media (min-width: 1024px) {
    .header-inner {
        padding: 0 var(--space-8);
    }
}

/* Logo */
.header-logo {
    flex-shrink: 0;
}

.header-logo img {
    height: 40px;
    width: auto;
}

@media (min-width: 768px) {
    .header-logo img {
        height: 48px;
    }
}

/* Desktop Navigation */
.header-nav {
    display: none;
}

@media (min-width: 1024px) {
    .header-nav {
        display: flex;
        align-items: center;
        gap: var(--space-1);
    }
}

.nav-link {
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-gray-700);
    text-decoration: none;
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.nav-link:hover {
    color: var(--color-gray-900);
    background-color: var(--color-gray-50);
}

.nav-link.active {
    color: var(--color-primary);
    background-color: var(--color-primary-subtle);
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

/* Language Switcher */
.lang-switcher {
    position: relative;
}

.lang-switcher-toggle {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-gray-700);
    background-color: var(--color-gray-50);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.lang-switcher-toggle:hover {
    border-color: var(--color-gray-300);
    background-color: var(--color-gray-100);
}

.flag-icon {
    width: 20px;
    height: 14px;
    border-radius: 2px;
    flex-shrink: 0;
    box-shadow: 0 0 1px rgba(0, 0, 0, 0.2);
}

.lang-arrow {
    transition: transform var(--transition-fast);
}

.lang-switcher.active .lang-arrow {
    transform: rotate(180deg);
}

.lang-switcher-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: var(--space-2);
    min-width: 140px;
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
    z-index: var(--z-dropdown);
}

.lang-switcher.active .lang-switcher-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-option {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-gray-700);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.lang-option:first-child {
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.lang-option:last-child {
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.lang-option:hover {
    background-color: var(--color-gray-50);
    color: var(--color-gray-900);
}

.lang-option.active {
    background-color: var(--color-primary-subtle);
    color: var(--color-primary);
}

/* WhatsApp Header Button */
.header-whatsapp {
    display: none;
}

@media (min-width: 768px) {
    .header-whatsapp {
        display: flex;
    }
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    color: var(--color-gray-700);
    transition: color var(--transition-fast);
}

.mobile-menu-toggle:hover {
    color: var(--color-gray-900);
}

.mobile-menu-toggle svg {
    width: 24px;
    height: 24px;
}

@media (min-width: 1024px) {
    .mobile-menu-toggle {
        display: none;
    }
}

/* ========================================
   MOBILE NAVIGATION
   ======================================== */

.mobile-nav-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: var(--z-modal-backdrop);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.mobile-nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    max-width: 320px;
    background-color: var(--color-white);
    z-index: var(--z-modal);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    display: flex;
    flex-direction: column;
}

.mobile-nav-overlay.active .mobile-nav {
    transform: translateX(0);
}

.mobile-nav-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4);
    border-bottom: 1px solid var(--color-gray-100);
}

.mobile-nav-header img {
    height: 32px;
    width: auto;
}

.mobile-nav-close {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-500);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.mobile-nav-close:hover {
    background-color: var(--color-gray-100);
    color: var(--color-gray-900);
}

.mobile-nav-body {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-4);
}

.mobile-nav-link {
    display: block;
    padding: var(--space-4);
    font-size: var(--text-lg);
    font-weight: var(--font-medium);
    color: var(--color-gray-700);
    text-decoration: none;
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.mobile-nav-link:hover {
    background-color: var(--color-gray-50);
    color: var(--color-gray-900);
}

.mobile-nav-link.active {
    background-color: var(--color-primary-subtle);
    color: var(--color-primary);
}

.mobile-nav-divider {
    height: 1px;
    background-color: var(--color-gray-100);
    margin: var(--space-4) 0;
}

.mobile-nav-footer {
    padding: var(--space-4);
    border-top: 1px solid var(--color-gray-100);
}

.mobile-lang-list {
    display: flex;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.mobile-lang-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-gray-700);
    background-color: var(--color-gray-50);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.mobile-lang-btn:hover {
    border-color: var(--color-gray-300);
}

.mobile-lang-btn.active {
    background-color: var(--color-primary-subtle);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

/* ========================================
   MAIN CONTENT
   ======================================== */

.main {
    min-height: calc(100vh - var(--header-height) - var(--footer-min-height));
    padding-top: var(--header-height);
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
    background-color: var(--color-gray-900);
    color: var(--color-white);
    padding-top: var(--space-16);
}

.footer-grid {
    display: grid;
    gap: var(--space-8);
    grid-template-columns: 1fr;
}

@media (min-width: 640px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1.5fr;
        gap: var(--space-12);
    }
}

/* Footer Brand */
.footer-brand {
    max-width: 320px;
}

.footer-logo {
    margin-bottom: var(--space-6);
}

.footer-logo img {
    height: 40px;
    width: auto;
    filter: brightness(0) invert(1);
}

.footer-tagline {
    font-size: var(--text-base);
    color: var(--color-gray-400);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-6);
}

.footer-social {
    display: flex;
    gap: var(--space-3);
}

.footer-social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--color-gray-800);
    border-radius: var(--radius-full);
    color: var(--color-gray-400);
    transition: all var(--transition-fast);
}

.footer-social-link:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.footer-social-link svg {
    width: 20px;
    height: 20px;
}

/* Footer Columns */
.footer-column-title {
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    color: var(--color-white);
    margin-bottom: var(--space-6);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-link {
    font-size: var(--text-sm);
    color: var(--color-gray-400);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: var(--color-white);
}

/* Footer Contact */
.footer-contact-item {
    display: flex;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.footer-contact-item:last-child {
    margin-bottom: 0;
}

.footer-contact-icon {
    width: 20px;
    height: 20px;
    color: var(--color-primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.footer-contact-text {
    font-size: var(--text-sm);
    color: var(--color-gray-400);
    line-height: var(--leading-relaxed);
}

.footer-contact-text a {
    color: var(--color-gray-400);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-contact-text a:hover {
    color: var(--color-white);
}

/* Footer Bottom */
.footer-bottom {
    margin-top: var(--space-12);
    padding: var(--space-6) 0;
    border-top: 1px solid var(--color-gray-800);
}

.footer-bottom-inner {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    align-items: center;
    text-align: center;
}

@media (min-width: 768px) {
    .footer-bottom-inner {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

.footer-copyright {
    font-size: var(--text-sm);
    color: var(--color-gray-500);
}

.footer-bottom-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    justify-content: center;
}

.footer-bottom-link {
    font-size: var(--text-sm);
    color: var(--color-gray-500);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-bottom-link:hover {
    color: var(--color-white);
}

/* Cookie Settings Link */
.cookie-settings-link {
    cursor: pointer;
}

/* ========================================
   PAGE LAYOUTS
   ======================================== */

/* Hero Section */
.hero {
    position: relative;
    min-height: 600px;
    display: flex;
    align-items: center;
    background-color: var(--color-gray-900);
    overflow: hidden;
}

@media (min-width: 768px) {
    .hero {
        min-height: 700px;
    }
}

.hero-bg {
    position: absolute;
    inset: 0;
    display: none;
}

/* Hero background only visible on desktop */
@media (min-width: 1024px) {
    .hero-bg {
        display: block;
    }
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.5;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.5) 100%);
}

@media (min-width: 1024px) {
    .hero-overlay {
        background: linear-gradient(90deg, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.6) 50%, rgba(0, 0, 0, 0.3) 100%);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
    color: var(--color-white);
}

.hero-title {
    font-size: var(--text-4xl);
    font-weight: var(--font-extrabold);
    line-height: var(--leading-tight);
    margin-bottom: var(--space-6);
    color: var(--color-white);
}

@media (min-width: 768px) {
    .hero-title {
        font-size: var(--text-5xl);
    }
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: var(--text-6xl);
    }
}

.hero-highlight {
    color: var(--color-primary);
}

.hero-description {
    font-size: var(--text-lg);
    color: var(--color-gray-300);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-8);
}

@media (min-width: 768px) {
    .hero-description {
        font-size: var(--text-xl);
    }
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
}

/* Page Header */
.page-header {
    padding: var(--space-12) 0 var(--space-8);
    background-color: var(--color-gray-50);
}

@media (min-width: 768px) {
    .page-header {
        padding: var(--space-16) 0 var(--space-12);
    }
}

.page-header-inner {
    max-width: 800px;
}

.page-title {
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    color: var(--color-black);
    margin-bottom: var(--space-4);
}

@media (min-width: 768px) {
    .page-title {
        font-size: var(--text-4xl);
    }
}

.page-description {
    font-size: var(--text-lg);
    color: var(--color-gray-600);
    line-height: var(--leading-relaxed);
}

/* Products Layout */
.products-layout {
    display: grid;
    gap: var(--space-8);
    grid-template-columns: 1fr;
}

@media (min-width: 1024px) {
    .products-layout {
        grid-template-columns: 280px 1fr;
        gap: var(--space-10);
    }
}

/* Sidebar */
.sidebar {
    display: none;
}

@media (min-width: 1024px) {
    .sidebar {
        display: block;
        position: sticky;
        top: calc(var(--header-height) + var(--space-6));
        align-self: start;
    }
}

.sidebar-section {
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-6);
    border-bottom: 1px solid var(--color-gray-200);
}

.sidebar-section:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.sidebar-title {
    font-size: var(--text-sm);
    font-weight: var(--font-bold);
    color: var(--color-gray-900);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
    margin-bottom: var(--space-4);
}

/* Mobile Filter Button */
.mobile-filter-toggle {
    display: flex;
    position: sticky;
    top: var(--header-height);
    background-color: var(--color-white);
    padding: var(--space-4) 0;
    margin-bottom: var(--space-4);
    border-bottom: 1px solid var(--color-gray-100);
    z-index: 10;
}

@media (min-width: 1024px) {
    .mobile-filter-toggle {
        display: none;
    }
}

/* Products Grid */
.products-grid {
    display: grid;
    gap: var(--space-6);
    grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 768px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1280px) {
    .products-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Product Detail Layout */
.product-detail {
    display: grid;
    gap: var(--space-8);
    grid-template-columns: 1fr;
}

@media (min-width: 1024px) {
    .product-detail {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-12);
    }
}

/* Product Gallery */
.product-gallery {
    position: relative;
}

@media (min-width: 1024px) {
    .product-gallery {
        position: sticky;
        top: calc(var(--header-height) + var(--space-6));
        align-self: start;
    }
}

.product-gallery-main {
    aspect-ratio: 1 / 1;
    background-color: var(--color-gray-50);
    border-radius: var(--radius-xl);
    overflow: hidden;
    margin-bottom: var(--space-4);
}

.product-gallery-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    cursor: zoom-in;
}

.product-gallery-thumbs {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-3);
}

.product-thumb {
    aspect-ratio: 1 / 1;
    background-color: var(--color-gray-50);
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all var(--transition-fast);
}

.product-thumb:hover {
    border-color: var(--color-gray-300);
}

.product-thumb.active {
    border-color: var(--color-primary);
}

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

/* Product Info */
.product-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.product-meta {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-wrap: wrap;
}

.product-category-link {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-primary);
    text-decoration: none;
}

.product-category-link:hover {
    text-decoration: underline;
}

.product-sku {
    font-size: var(--text-sm);
    color: var(--color-gray-500);
}

.product-title {
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    color: var(--color-black);
    line-height: var(--leading-snug);
    margin-bottom: 0;
}

.product-short-desc {
    font-size: var(--text-lg);
    color: var(--color-gray-600);
    line-height: var(--leading-relaxed);
}

.product-specs-preview {
    background-color: var(--color-gray-50);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
}

.product-colors {
    display: flex;
    gap: var(--space-3);
    align-items: center;
}

.product-colors-label {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-gray-700);
}

.product-downloads {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.product-download-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-gray-700);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.product-download-link:hover {
    color: var(--color-primary);
}

.product-download-link svg {
    width: 20px;
    height: 20px;
}

/* Product CTA */
.product-cta {
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-gray-200);
}

/* WhatsApp Floating Button */
.whatsapp-floating {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    z-index: var(--z-fixed);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background-color: var(--color-whatsapp);
    border-radius: var(--radius-full);
    color: var(--color-white);
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: all var(--transition-base);
}

.whatsapp-floating:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

.whatsapp-floating svg {
    width: 32px;
    height: 32px;
}

@media (min-width: 1024px) {
    .whatsapp-floating {
        display: none;
    }
}

/* Gallery Grid */
.gallery-grid {
    display: grid;
    gap: var(--space-4);
    grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 768px) {
    .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1024px) {
    .gallery-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.gallery-item {
    position: relative;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    border-radius: var(--radius-xl);
    cursor: pointer;
}

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

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-item-overlay {
    position: absolute;
    inset: 0;
    background-color: rgba(0, 0, 0, 0);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color var(--transition-base);
}

.gallery-item:hover .gallery-item-overlay {
    background-color: rgba(0, 0, 0, 0.3);
}

.gallery-zoom-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-white);
    border-radius: var(--radius-full);
    color: var(--color-gray-900);
    opacity: 0;
    transform: scale(0.8);
    transition: all var(--transition-base);
}

.gallery-item:hover .gallery-zoom-icon {
    opacity: 1;
    transform: scale(1);
}

/* Contact Layout */
.contact-layout {
    display: grid;
    gap: var(--space-8);
    grid-template-columns: 1fr;
}

@media (min-width: 1024px) {
    .contact-layout {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-12);
    }
}

.contact-info-card {
    background-color: var(--color-gray-50);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
}

.contact-map {
    aspect-ratio: 16 / 9;
    background-color: var(--color-gray-200);
    border-radius: var(--radius-xl);
    overflow: hidden;
    margin-top: var(--space-6);
}

.contact-map iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* Legal Page */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
}

.legal-content h2 {
    font-size: var(--text-2xl);
    margin-top: var(--space-10);
    margin-bottom: var(--space-4);
}

.legal-content h3 {
    font-size: var(--text-xl);
    margin-top: var(--space-8);
    margin-bottom: var(--space-3);
}

.legal-content p {
    color: var(--color-gray-600);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-4);
}

.legal-content ul,
.legal-content ol {
    color: var(--color-gray-600);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-4);
    padding-left: var(--space-6);
}

.legal-content li {
    margin-bottom: var(--space-2);
}

.legal-content ul li {
    list-style-type: disc;
}

.legal-content ol li {
    list-style-type: decimal;
}

.placeholder-field {
    background-color: var(--color-warning-light);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    font-weight: var(--font-semibold);
    color: var(--color-warning);
}