/* ============================================================
   Zenith2024 Theme - Main Stylesheet
   Modern industrial theme for crushing & grinding equipment
   ============================================================ */

/* ============================================================
   1. CSS Variables & Reset
   ============================================================ */
:root {
    /* Colors — matching ZENITH logo: orange-red + deep navy */
    --color-primary: #e94609;
    --color-primary-dark: #c73a07;
    --color-primary-light: #fef0eb;
    --color-accent: #f5a623;
    --color-accent-dark: #d4891a;
    --color-dark: #10102E;
    --color-dark-2: #0a1628;
    --color-gray-100: #f8f9fa;
    --color-gray-200: #e9ecef;
    --color-gray-300: #dee2e6;
    --color-gray-400: #adb5bd;
    --color-gray-500: #6c757d;
    --color-gray-600: #495057;
    --color-gray-700: #343a40;
    --color-white: #ffffff;
    --color-success: #28a745;
    --color-danger: #dc3545;
    --color-whatsapp: #25D366;

    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3rem;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;

    /* Layout */
    --container-max: 1320px;
    --container-padding: 1.5rem;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
    --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);
    --transition: 0.3s ease;
}

/* Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--color-gray-700);
    background: var(--color-white);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--color-primary-dark);
}

ul, ol { list-style: none; }

/* Accessibility */
.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
    word-wrap: normal !important;
}

.skip-link:focus {
    clip: auto !important;
    clip-path: none;
    display: block;
    height: auto;
    left: 50%;
    top: 10px;
    transform: translateX(-50%);
    width: auto;
    background: var(--color-dark);
    color: var(--color-white);
    padding: 10px 20px;
    z-index: 100000;
    border-radius: var(--border-radius);
}

/* ============================================================
   2. Container & Layout
   ============================================================ */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section {
    padding: var(--spacing-4xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-header--left { text-align: left; }

.section-header--light .section-title,
.section-header--light .section-desc {
    color: var(--color-white);
}

.section-label {
    display: inline-block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    padding: 4px 12px;
    background: var(--color-primary-light);
    border-radius: 50px;
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.section-desc {
    font-size: var(--font-size-lg);
    color: var(--color-gray-500);
    max-width: 700px;
    margin: 0 auto;
}

.section-cta {
    text-align: center;
    margin-top: var(--spacing-3xl);
}

/* ============================================================
   3. Buttons
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    font-size: var(--font-size-base);
    font-weight: 600;
    line-height: 1.5;
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition);
    text-align: center;
    white-space: nowrap;
}

.btn--primary {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.btn--primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: var(--color-white);
}

.btn--outline {
    background: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn--outline:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.btn--outline-white {
    background: transparent;
    color: var(--color-white);
    border-color: rgba(255,255,255,0.4);
}

.btn--outline-white:hover {
    border-color: var(--color-white);
    background: rgba(255,255,255,0.15);
}

.btn--whatsapp {
    background: var(--color-whatsapp);
    color: var(--color-white);
    border-color: var(--color-whatsapp);
}

.btn--whatsapp:hover {
    background: #1da851;
    border-color: #1da851;
    color: var(--color-white);
}

.btn--lg {
    padding: 15px 36px;
    font-size: var(--font-size-lg);
}

.btn--block {
    display: flex;
    justify-content: center;
    width: 100%;
}

/* ============================================================
   4. Top Bar
   ============================================================ */
.top-bar {
    background: var(--color-dark);
    color: rgba(255,255,255,0.75);
    font-size: var(--font-size-xs);
    padding: 8px 0;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.top-bar__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar__contact {
    display: flex;
    gap: var(--spacing-xl);
}

.top-bar__contact a {
    display: flex;
    align-items: center;
    gap: 6px;
    color: rgba(255,255,255,0.75);
    transition: color var(--transition);
}

.top-bar__contact a:hover {
    color: var(--color-white);
}

.top-bar__whatsapp {
    display: flex;
    align-items: center;
    color: var(--color-whatsapp);
}

.top-bar__whatsapp:hover {
    color: #1da851;
}

/* ============================================================
   5. Site Header & Navigation
   ============================================================ */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition);
}

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

.site-header__inner {
    display: flex;
    align-items: center;
    gap: var(--spacing-2xl);
    padding: 12px 0;
}

.site-branding {
    flex-shrink: 0;
}

.site-logo {
    display: flex;
    align-items: center;
}

.site-logo img {
    width: 146px;
    height: 32px;
}

.main-navigation {
    flex: 1;
}

.primary-menu {
    display: flex;
    gap: 4px;
}

.primary-menu li {
    position: relative;
}

.primary-menu a {
    display: block;
    padding: 10px 18px;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-gray-700);
    border-radius: var(--border-radius);
    transition: all var(--transition);
}

.primary-menu a:hover,
.primary-menu .current-menu-item > a {
    color: var(--color-primary);
    background: var(--color-primary-light);
}

.search-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: none;
    background: none;
    cursor: pointer;
    color: var(--color-gray-600);
    border-radius: var(--border-radius);
    transition: all var(--transition);
}

.menu-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: none;
    background: none;
    cursor: pointer;
    color: var(--color-gray-600);
    border-radius: var(--border-radius);
    transition: all var(--transition);
}

.search-toggle:hover,
.menu-toggle:hover {
    color: var(--color-primary);
    background: var(--color-gray-100);
}

/* Hamburger */
.menu-toggle__bar {
    display: block;
    width: 22px;
    height: 2px;
    background: currentColor;
    margin: 5px 0;
    transition: all var(--transition);
}

.menu-toggle[aria-expanded="true"] .menu-toggle__bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle[aria-expanded="true"] .menu-toggle__bar:nth-child(2) {
    opacity: 0;
}

.menu-toggle[aria-expanded="true"] .menu-toggle__bar:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Search Overlay */
.search-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.95);
    z-index: 2000;
    display: flex;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
}

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

.search-overlay .container {
    position: relative;
    width: 100%;
}

.search-overlay .search-form {
    display: flex;
    gap: var(--spacing-md);
    max-width: 700px;
    margin: 0 auto;
}

.search-overlay .search-field {
    flex: 1;
    padding: 16px 24px;
    font-size: var(--font-size-xl);
    background: transparent;
    border: none;
    border-bottom: 2px solid rgba(255,255,255,0.3);
    color: var(--color-white);
    outline: none;
    transition: border-color var(--transition);
}

.search-overlay .search-field::placeholder {
    color: rgba(255,255,255,0.4);
}

.search-overlay .search-field:focus {
    border-color: var(--color-primary);
}

.search-overlay .search-submit {
    padding: 12px 24px;
    background: var(--color-primary);
    border: none;
    border-radius: var(--border-radius);
    color: var(--color-white);
    cursor: pointer;
}

.search-close {
    position: absolute;
    top: -60px;
    right: 0;
    width: 48px;
    height: 48px;
    background: none;
    border: none;
    color: var(--color-white);
    font-size: 2rem;
    cursor: pointer;
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: fixed;
    inset: 0;
    top: 76px;
    background: var(--color-white);
    z-index: 1500;
    overflow-y: auto;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.3s ease;
}

.mobile-menu.active {
    opacity: 1;
    transform: translateX(0);
}

.mobile-menu__inner {
    padding: var(--spacing-xl);
}

.mobile-menu__list a {
    display: block;
    padding: 14px 0;
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-gray-700);
    border-bottom: 1px solid var(--color-gray-200);
}

.mobile-menu__contact {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-gray-200);
}

/* ============================================================
   6. Hero Section (Homepage)
   ============================================================ */
.hero {
    position: relative;
    overflow: hidden;
}

.hero__slider {
    height: 680px;
}

.hero__slide {
    position: relative;
    display: flex;
    align-items: center;
    background-size: cover;
    background-position: center;
    background-color: var(--color-dark);
}

.hero__slide::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(16,16,46,0.85) 0%, rgba(16,16,46,0.4) 50%, rgba(16,16,46,0.6) 100%);
    z-index: 0;
}

.hero__slide--1,
.hero__slide--2 {
    background: var(--color-dark);
}

.hero__content {
    position: relative;
    max-width: 700px;
    z-index: 1;
}

.hero__badge {
    display: inline-block;
    padding: 6px 16px;
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-accent);
    background: rgba(245, 166, 35, 0.15);
    border: 1px solid rgba(245, 166, 35, 0.25);
    border-radius: 50px;
}

.hero__title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    color: var(--color-white);
    line-height: 1.15;
    margin-bottom: var(--spacing-lg);
}

.hero__desc {
    font-size: var(--font-size-lg);
    color: rgba(255,255,255,0.7);
    line-height: 1.7;
    margin-bottom: var(--spacing-2xl);
}

.hero__actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.hero__pagination { bottom: 30px !important; }
.hero__pagination .swiper-pagination-bullet { background: rgba(255,255,255,0.4); opacity: 1; }
.hero__pagination .swiper-pagination-bullet-active { background: var(--color-primary); }
.hero__prev, .hero__next { color: rgba(255,255,255,0.5); }
.hero__prev:hover, .hero__next:hover { color: var(--color-white); }

/* ============================================================
   7. Product Categories Grid (Homepage)
   ============================================================ */
.product-cats__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.product-cat-card {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}

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

.product-cat-card__image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 3 / 2;
}

.product-cat-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.product-cat-card:hover .product-cat-card__image img {
    transform: scale(1.08);
}

.product-cat-card__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(233,70,9,0.85), transparent);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: var(--spacing-xl);
    opacity: 0;
    transition: opacity var(--transition);
}

.product-cat-card:hover .product-cat-card__overlay {
    opacity: 1;
}

.product-cat-card__action {
    color: var(--color-white);
    font-weight: 600;
    font-size: var(--font-size-lg);
    transform: translateY(10px);
    transition: transform var(--transition);
}

.product-cat-card:hover .product-cat-card__action {
    transform: translateY(0);
}

.product-cat-card__body {
    padding: var(--spacing-xl);
    background: var(--color-white);
}

.product-cat-card__title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

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

/* ============================================================
   8. Stats Section
   ============================================================ */
.stats-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    padding: var(--spacing-3xl) 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-2xl);
    text-align: center;
}

.stat-item {
    color: var(--color-white);
}

.stat-item__number {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    line-height: 1;
    display: inline-block;
}

.stat-item__plus {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    display: inline-block;
    margin-left: 2px;
}

.stat-item__label {
    font-size: var(--font-size-base);
    opacity: 0.85;
    margin-top: var(--spacing-xs);
}

/* ============================================================
   9. Case Highlights (Homepage)
   ============================================================ */
.case-highlights {
    background: var(--color-gray-100);
}

.case-highlights__grid {
    display: grid;
    grid-template-columns: 1fr 1.3fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.case-highlight-card {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}

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

.case-highlight-card--featured {
    grid-row: span 1;
    transform: none;
}

.case-highlight-card__image {
    overflow: hidden;
    aspect-ratio: 16 / 10;
}

.case-highlight-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.case-highlight-card:hover .case-highlight-card__image img {
    transform: scale(1.05);
}

.case-highlight-card__body {
    padding: var(--spacing-xl);
}

.case-highlight-card__meta {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.case-highlight-card__date {
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
}

.case-highlight-card__tag {
    font-size: var(--font-size-xs);
    font-weight: 600;
    padding: 2px 10px;
    background: var(--color-primary-light);
    color: var(--color-primary);
    border-radius: 50px;
}

.case-highlight-card__title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

.case-highlight-card__excerpt {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.case-highlight-card__more {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-primary);
}

/* ============================================================
   10. Solution Highlights (Homepage)
   ============================================================ */
.solution-highlights {
    background: var(--color-dark);
}

.solution-highlights .section-label {
    color: var(--color-accent);
    background: rgba(245, 166, 35, 0.15);
}

.solution-highlights__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.solution-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-2xl);
    transition: all var(--transition);
}

.solution-card:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.15);
    transform: translateY(-4px);
}

.solution-card__icon {
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

.solution-card__title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.solution-card__excerpt {
    font-size: var(--font-size-sm);
    color: rgba(255,255,255,0.6);
    margin-bottom: var(--spacing-lg);
}

.solution-card__link-text {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-accent);
}

/* ============================================================
   11. Why Us Section (Homepage)
   ============================================================ */
.why-us__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.why-us-card {
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    transition: all var(--transition);
}

.why-us-card:hover {
    background: var(--color-gray-100);
}

.why-us-card__icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-light);
    color: var(--color-primary);
    border-radius: 50%;
}

.why-us-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

.why-us-card p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    line-height: 1.7;
}

/* ============================================================
   12. CTA Section
   ============================================================ */
.cta-section__inner {
    text-align: center;
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, var(--color-primary-light), #fde8dd);
    border-radius: var(--border-radius-xl);
}

.cta-section--dark {
    background: var(--color-dark);
}

.cta-section--dark .cta-section__inner {
    background: transparent;
    padding: var(--spacing-4xl) 0;
}

.cta-section--dark h2 { color: var(--color-white); }
.cta-section--dark p { color: rgba(255,255,255,0.7); }

.cta-section h2 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--spacing-md);
}

.cta-section p {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-2xl);
}

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

/* ============================================================
   13. Page Banner
   ============================================================ */
.page-banner {
    padding: var(--spacing-4xl) 0;
    position: relative;
    background-color: var(--color-dark);
    background-size: cover;
    background-position: center;
    color: var(--color-white);
}

.page-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(16, 16, 46, 0.65);
    z-index: 0;
}

.page-banner .container {
    position: relative;
    z-index: 1;
}

.page-banner--product::before {
    background: rgba(16, 16, 46, 0.7);
}

.page-banner--case::before {
    background: rgba(10, 22, 40, 0.65);
}

.page-banner--about::before {
    background: rgba(233, 70, 9, 0.6);
}

.page-banner--contact::before {
    background: rgba(16, 16, 46, 0.7);
}

.page-banner__title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    margin-top: var(--spacing-sm);
}

.page-banner__desc {
    font-size: var(--font-size-lg);
    opacity: 0.8;
    margin-top: var(--spacing-sm);
    max-width: 700px;
}

.page-banner__meta {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
    font-size: var(--font-size-sm);
    opacity: 0.8;
}

.page-banner__tag {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(255,255,255,0.15);
    border-radius: 50px;
    font-weight: 600;
}

/* Breadcrumb */
.breadcrumb {
    margin-bottom: var(--spacing-md);
}

.breadcrumb ol {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    align-items: center;
    font-size: var(--font-size-sm);
}

.breadcrumb a {
    color: inherit;
    opacity: 0.7;
}

.breadcrumb a:hover { opacity: 1; }
.breadcrumb .breadcrumb-sep { opacity: 0.5; }
.breadcrumb span[aria-current="page"] { opacity: 1; font-weight: 500; }

/* ============================================================
   14. Product Detail Page
   ============================================================ */
.product-detail {
    padding: var(--spacing-3xl) 0;
}

.product-detail__layout {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

.product-gallery {
    position: relative;

    width: 100%;
    max-width: 100%;
    min-width: 0;

    overflow: hidden;

    aspect-ratio: 4 / 3;
    min-height: 300px;

    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);

    background: var(--color-gray-100);
}

.product-gallery .swiper-wrapper {
    height: 100%;
}

.product-gallery .swiper-slide {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;

    width: auto !important;
    flex-shrink: 0;
}

.product-gallery__image {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gray-100);
}

.product-gallery__image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.product-gallery__pagination {
    bottom: 15px !important;
}

.product-gallery__thumbs {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.product-gallery__thumb {
    width: calc(25% - 6px);
    padding: 0;
    border: 2px solid var(--color-gray-200);
    border-radius: var(--border-radius);
    overflow: hidden;
    cursor: pointer;
    transition: border-color var(--transition);
    background: none;
}

.product-gallery__thumb:hover,
.product-gallery__thumb.active {
    border-color: var(--color-primary);
}

.product-gallery__thumb img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

/* Product Info */
.product-info__title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

.product-info__views {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    margin-bottom: var(--spacing-lg);
}

.product-info__desc {
    font-size: var(--font-size-base);
    color: var(--color-gray-600);
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
}

/* Specs Table */
.product-specs {
    margin-bottom: var(--spacing-xl);
}

.product-specs__title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-primary);
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
}

.specs-table tr {
    border-bottom: 1px solid var(--color-gray-200);
}

.specs-table th {
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: left;
    font-weight: 600;
    color: var(--color-gray-700);
    background: var(--color-gray-100);
    width: 40%;
}

.specs-table td {
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--color-gray-600);
}

.product-info__cta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin-top: var(--spacing-xl);
}

/* Product Advantages */
.product-advantages {
    background: var(--color-gray-100);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.advantage-card {
    background: var(--color-white);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}

.advantage-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.advantage-card__icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-light);
    color: var(--color-primary);
    border-radius: 50%;
}

.advantage-card p,
.advantage-card__text {
    color: var(--color-gray-600);
    line-height: 1.7;
}

/* Related Cases */
.related-cases__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.case-mini-card {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}

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

.case-mini-card__image {
    aspect-ratio: 4 / 3;
    overflow: hidden;
}

.case-mini-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.case-mini-card:hover .case-mini-card__image img {
    transform: scale(1.05);
}

.case-mini-card__body {
    padding: var(--spacing-lg);
}

.case-mini-card__title {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.case-mini-card__more {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-primary);
}

/* Contact Inline Form */
.contact-inline__inner {
    max-width: 800px;
    margin: 0 auto;
}

.contact-inline__header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.contact-inline__header h2 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

.contact-inline__header p {
    color: var(--color-gray-500);
}

.contact-form__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-gray-700);
    margin-bottom: 6px;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    font-size: var(--font-size-base);
    font-family: inherit;
    border: 2px solid var(--color-gray-300);
    border-radius: var(--border-radius);
    outline: none;
    transition: border-color var(--transition);
    background: var(--color-white);
}

.form-control:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(233,70,9,0.1);
}

.form-control::placeholder {
    color: var(--color-gray-400);
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

/* ============================================================
   15. Product Category / Listing Page
   ============================================================ */
.product-filter {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-2xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--color-gray-200);
}

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

.product-filter__sort {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.sort-select {
    padding: 8px 12px;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    background: var(--color-white);
    cursor: pointer;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.product-card {
    border: 1px solid var(--color-gray-200);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: all var(--transition);
    background: var(--color-white);
}

.product-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
    transform: translateY(-4px);
}

.product-card__image {
    position: relative;
    aspect-ratio: 3 / 2;
    overflow: hidden;
    background: var(--color-gray-100);
}

.product-card__image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: var(--spacing-lg);
    transition: transform 0.5s ease;
}

.product-card:hover .product-card__image img {
    transform: scale(1.05);
}

.product-card__image-overlay {
    position: absolute;
    inset: 0;
    background: rgba(233,70,9,0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-weight: 600;
    font-size: var(--font-size-lg);
    opacity: 0;
    transition: opacity var(--transition);
}

.product-card:hover .product-card__image-overlay {
    opacity: 1;
}

.product-card__body {
    padding: var(--spacing-xl);
}

.product-card__title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

.product-card__specs {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.product-card__spec {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
}

.product-card__desc {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    line-height: 1.6;
}

/* Load More Button */
.load-more-wrap {
    text-align: center;
    margin-top: var(--spacing-3xl);
}

.load-more-btn svg {
    transition: transform var(--transition);
}

.load-more-btn:hover svg {
    transform: translateY(2px);
}

.no-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--spacing-4xl);
    color: var(--color-gray-500);
}

/* ============================================================
   16. Case Listing Page (左右交替布局)
   ============================================================ */
.case-list-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    padding: var(--spacing-3xl) 0;
    border-bottom: 1px solid var(--color-gray-200);
}

.case-list-item:first-child {
    padding-top: 0;
}

.case-list-item:last-child {
    border-bottom: none;
}

.case-list-item--reverse {
    direction: rtl;
}

.case-list-item--reverse .case-list-item__body {
    direction: ltr;
}

.case-list-item__image {
    overflow: hidden;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.case-list-item__image img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.case-list-item__image:hover img {
    transform: scale(1.05);
}

.case-list-item__meta {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.case-list-item__meta time,
.case-list-item__views {
    display: flex;
    align-items: center;
    gap: 6px;
}

.case-list-item__title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.case-list-item__title a {
    color: var(--color-dark);
}

.case-list-item__title a:hover {
    color: var(--color-primary);
}

.case-list-item__excerpt {
    color: var(--color-gray-600);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.case-list-item__more {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: var(--color-primary);
}

.case-list-item__more:hover {
    gap: 12px;
}

/* ============================================================
   17. Case Detail Page
   ============================================================ */
.case-content__layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: var(--spacing-3xl);
    align-items: start;
}

.case-content__featured {
    margin-bottom: var(--spacing-2xl);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.case-content__featured img {
    width: 100%;
    height: auto;
}

.case-content__body {
    font-size: var(--font-size-base);
    line-height: 1.9;
    color: var(--color-gray-600);
}

.case-content__body h2 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-dark);
    margin: var(--spacing-2xl) 0 var(--spacing-md);
}

.case-content__body h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-dark);
    margin: var(--spacing-xl) 0 var(--spacing-sm);
}

.case-content__body p {
    margin-bottom: var(--spacing-md);
}

.case-content__body ul,
.case-content__body ol {
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-xl);
}

.case-content__body ul { list-style: disc; }
.case-content__body ol { list-style: decimal; }

.case-content__body li {
    margin-bottom: var(--spacing-xs);
}

.case-content__body img {
    border-radius: var(--border-radius);
    margin: var(--spacing-xl) 0;
}

/* Share */
.case-content__share {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-3xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-gray-200);
}

.share-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    transition: all var(--transition);
}

.share-link--whatsapp {
    background: #e8f5e9;
    color: var(--color-whatsapp);
}

.share-link--whatsapp:hover {
    background: var(--color-whatsapp);
    color: var(--color-white);
}

.share-link--email {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

.share-link--email:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

/* Sidebar */
.sidebar-card {
    background: var(--color-gray-100);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.sidebar-card__title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-primary);
}

.sidebar-card--cta {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
}

.sidebar-card--cta .sidebar-card__title {
    color: var(--color-white);
    border-color: rgba(255,255,255,0.3);
}

.sidebar-card--cta p {
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
}

.sidebar-equipment__item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--color-gray-200);
    color: var(--color-gray-700);
    transition: color var(--transition);
}

.sidebar-equipment__item:last-child {
    border-bottom: none;
}

.sidebar-equipment__item:hover {
    color: var(--color-primary);
}

.sidebar-equipment__item img {
    width: 60px;
    height: 45px;
    object-fit: cover;
    border-radius: 4px;
}

.sidebar-equipment__item span {
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.more-cases__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.case-card {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}

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

.case-card__image {
    aspect-ratio: 4 / 3;
    overflow: hidden;
}

.case-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.case-card:hover .case-card__image img {
    transform: scale(1.05);
}

.case-card__body {
    padding: var(--spacing-lg);
}

.case-card__date {
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
}

.case-card__title {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-dark);
    margin-top: 4px;
}

.case-card:hover .case-card__title {
    color: var(--color-primary);
}

/* ============================================================
   18. About Page
   ============================================================ */
.about-intro__layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

.about-intro__content {
    line-height: 1.8;
    color: var(--color-gray-600);
}

.about-intro__content p {
    margin-bottom: var(--spacing-md);
}

.about-intro__image {
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-intro__image img {
    width: 100%;
    height: auto;
}

/* Factory Gallery */
.factory-gallery__slider {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.factory-gallery__item {
    aspect-ratio: 16 / 9;
}

.factory-gallery__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.factory-gallery__pagination { bottom: 20px !important; }
.factory-gallery__pagination .swiper-pagination-bullet-active { background: var(--color-primary); }

/* Our Values */
.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.value-card {
    text-align: center;
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-lg);
    transition: all var(--transition);
}

.value-card:hover {
    background: var(--color-gray-100);
}

.value-card__icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-light);
    color: var(--color-primary);
    border-radius: 50%;
}

.value-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

.value-card p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    line-height: 1.7;
}

/* ============================================================
   19. Contact Page
   ============================================================ */
.contact-page__layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
}

.contact-cards {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-card {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition);
}

.contact-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.contact-card__icon {
    width: 56px;
    height: 56px;
    min-width: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-light);
    color: var(--color-primary);
    border-radius: var(--border-radius);
}

.contact-card h3 {
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 4px;
}

.contact-card p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    line-height: 1.6;
}

.contact-card a {
    color: var(--color-primary);
    font-weight: 500;
}

.contact-card__whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 4px;
    color: var(--color-whatsapp) !important;
}

.contact-form-card {
    background: var(--color-white);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-3xl);
}

.contact-form-card__title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

.contact-form-card__desc {
    color: var(--color-gray-500);
    margin-bottom: var(--spacing-2xl);
}

/* Form: required star */
.contact-form .required {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: #e94609;
    font-weight: bold;
    z-index: 2;
    font-size: 14px;
}

/* Form: grouped fields (with required star) */
.contact-form .form-group {
    position: relative;
}

.contact-form .form-group .form-control {
    padding-left: 28px;
    width: 100%;
}

/* Form: selectbox group (imtype + phone/wechat) */
.contact-form .selectbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.contact-form .selectbox-group .imtype-select {
    position: relative;
    width: 140px;
    flex-shrink: 0;
}

.contact-form .selectbox-group .imtype-select .required {
    left: 8px;
    top: 50%;
}

.contact-form .selectbox-group .imtype-select select {
    padding-left: 24px;
    width: 100%;
    height: 48px;
}

.contact-form .selectbox-group .imvalue-group {
    display: flex;
    gap: 8px;
    flex: 1;
    min-width: 200px;
}

.contact-form .selectbox-group .imvalue-group input {
    height: 48px;
}

.contact-form .selectbox-group .country-code {
    width: 100px;
    flex-shrink: 0;
}

.contact-form .selectbox-group .phone-number,
.contact-form .selectbox-group .wechat-input {
    flex: 1;
}

/* Form: submit button orange */
.contact-form .btn[style*="e94609"],
.contact-form .btn--primary {
    background: #e94609;
    border-color: #e94609;
}

.contact-form .btn--primary:hover {
    background: #c73a07;
    border-color: #c73a07;
}

/* Form: inline contact section */
.contact-inline__inner .contact-form .form-group {
    margin-bottom: var(--spacing-md);
    position: relative;
}

.contact-inline__inner .contact-form .form-control {
    padding-left: 28px;
}

/* ============================================================
   19.6 Generic Page Content
   ============================================================ */
.page-content__body {
    font-size: var(--font-size-base);
    line-height: 1.9;
    color: var(--color-gray-600);
    max-width: 860px;
    margin: 0 auto;
}

.page-content__body h2 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-dark);
    margin: var(--spacing-2xl) 0 var(--spacing-md);
}

.page-content__body h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-dark);
    margin: var(--spacing-xl) 0 var(--spacing-sm);
}

.page-content__body p {
    margin-bottom: var(--spacing-md);
}

.page-content__body img {
    border-radius: var(--border-radius);
    margin: var(--spacing-xl) auto;
    max-width: 100%;
    height: auto;
}

/* ============================================================
   20. Footer
   ============================================================ */
.site-footer {
    background: var(--color-dark);
    color: rgba(255,255,255,0.7);
}

/* Footer CTA */
.footer-cta {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    padding: var(--spacing-2xl) 0;
}

.footer-cta__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-xl);
}

.footer-cta__text h2 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 4px;
}

.footer-cta__text p {
    color: rgba(255,255,255,0.85);
}

.footer-cta__actions {
    display: flex;
    gap: var(--spacing-md);
    flex-shrink: 0;
}

/* Footer Main */
.footer-main {
    padding: var(--spacing-4xl) 0 var(--spacing-3xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.3fr 1fr 1fr 1fr;
    gap: var(--spacing-3xl);
}

.footer-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-primary);
    display: inline-block;
}

.footer-about-text {
    font-size: var(--font-size-sm);
    line-height: 1.7;
    margin-top: var(--spacing-lg);
}

.footer-social {
    margin-top: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-sm);
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    color: var(--color-white);
    transition: all var(--transition);
}

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

.footer-menu a {
    display: block;
    padding: 6px 0;
    font-size: var(--font-size-sm);
    color: rgba(255,255,255,0.7);
    transition: all var(--transition);
}

.footer-menu a:hover {
    color: var(--color-white);
    padding-left: 8px;
}

.footer-posts a {
    display: flex;
    gap: var(--spacing-md);
    padding: 8px 0;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    color: rgba(255,255,255,0.7);
    transition: color var(--transition);
}

.footer-posts a:last-child {
    border-bottom: none;
}

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

.footer-post-date {
    font-size: var(--font-size-xs);
    color: var(--color-primary);
    white-space: nowrap;
    font-weight: 600;
}

.footer-post-title {
    font-size: var(--font-size-sm);
}

.footer-contact-list li {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
    line-height: 1.6;
}

.footer-contact-list svg {
    min-width: 16px;
    margin-top: 4px;
}

.footer-contact-list a {
    color: rgba(255,255,255,0.7);
}

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

/* Footer Bottom */
.footer-bottom {
    padding: var(--spacing-lg) 0;
    border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-bottom__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: var(--font-size-xs);
}

.footer-bottom-nav {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-bottom-nav a {
    color: rgba(255,255,255,0.5);
}

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

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 500;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition);
    box-shadow: var(--shadow-lg);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--color-primary-dark);
}

/* ============================================================
   21. Responsive Design
   ============================================================ */

/* Desktop - large (<= 1380px) */
@media (max-width: 1380px) {
    .container {
        max-width: 100%;
    }

    .hero__title {
        font-size: var(--font-size-4xl);
    }
}

/* Tablet (<= 1024px) */
@media (max-width: 1024px) {
    .section { padding: var(--spacing-3xl) 0; }

    .product-cats__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .case-highlights__grid {
        grid-template-columns: 1fr 1fr;
    }

    .case-highlight-card--featured {
        grid-column: span 2;
    }

    .solution-highlights__grid,
    .why-us__grid,
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .product-detail__layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .case-content__layout {
        grid-template-columns: 1fr;
    }

    .case-content__sidebar {
        order: -1;
    }

    .sidebar-equipment {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
    }

    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-intro__layout {
        grid-template-columns: 1fr;
    }

    .about-intro__image {
        order: -1;
    }

    .contact-page__layout {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }

    .footer-cta__inner {
        flex-direction: column;
        text-align: center;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-xl);
    }

    .hero__slider {
        height: 500px;
    }

    .product-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Mobile - large (<= 768px) */
@media (max-width: 768px) {
    :root {
        --font-size-3xl: 1.75rem;
        --font-size-4xl: 2rem;
        --font-size-5xl: 2.25rem;
    }

    .section { padding: var(--spacing-2xl) 0; }

    /* Top bar hide on mobile */
    .top-bar { display: none; }

    /* Menu */
    .main-navigation { display: none; }
    .menu-toggle { display: flex; }
    .mobile-menu { display: block; }
    .search-toggle { display: none; }

    .hero__slider { height: 420px; }

    .hero__content {
        text-align: center;
    }

    .hero__actions {
        justify-content: center;
    }

    .product-cats__grid,
    .product-grid {
        grid-template-columns: 1fr;
    }

    .case-highlights__grid {
        grid-template-columns: 1fr;
    }

    .case-highlight-card--featured {
        grid-column: auto;
    }

    .solution-highlights__grid,
    .why-us__grid,
    .values-grid,
    .advantages-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .case-list-item {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .case-list-item--reverse {
        direction: ltr;
    }

    .contact-form__grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-bottom__inner {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }

    .product-info__cta {
        flex-direction: column;
    }

    .product-info__cta .btn {
        justify-content: center;
    }

    .related-cases__grid,
    .more-cases__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .page-banner {
        padding: var(--spacing-2xl) 0;
    }

    .specs-table th {
        width: 45%;
    }
}

/* Mobile - small (<= 480px) */
@media (max-width: 480px) {
    .hero__slider { height: 360px; }

    .product-filter {
        flex-direction: column;
        gap: var(--spacing-md);
        align-items: flex-start;
    }

    .related-cases__grid,
    .more-cases__grid {
        grid-template-columns: 1fr;
    }

    .hero__actions {
        flex-direction: column;
        align-items: stretch;
    }

    .hero__actions .btn {
        justify-content: center;
    }

    .footer-cta__actions {
        flex-direction: column;
    }

    .footer-cta__actions .btn {
        justify-content: center;
    }

    .cta-section__actions {
        flex-direction: column;
    }

    .cta-section__actions .btn {
        justify-content: center;
    }

    .case-content__share {
        flex-wrap: wrap;
    }

    .product-gallery__thumbs {
        flex-wrap: wrap;
    }

    .product-gallery__thumb {
        width: calc(50% - 4px);
    }

    .contact-card {
        flex-direction: column;
    }

    .contact-form-card {
        padding: var(--spacing-xl);
    }

    .stats-grid {
        gap: var(--spacing-lg);
    }

    .stat-item__number {
        font-size: var(--font-size-3xl);
    }
}

/* ============================================================
   22. WordPress Core Alignments
   ============================================================ */
.alignleft { float: left; margin: 0 var(--spacing-lg) var(--spacing-lg) 0; }
.alignright { float: right; margin: 0 0 var(--spacing-lg) var(--spacing-lg); }
.aligncenter { display: block; margin: var(--spacing-lg) auto; }
.alignwide { max-width: 110%; margin-left: -5%; margin-right: -5%; }
.alignfull { max-width: 100vw; margin-left: calc(-50vw + 50%); margin-right: calc(-50vw + 50%); }

/* ============================================================
   23. Print Styles
   ============================================================ */
@media print {
    .top-bar, .site-header, .site-footer, .back-to-top,
    .contact-inline, .product-info__cta, .case-content__sidebar,
    .case-content__share, .search-overlay, .mobile-menu,
    .footer-cta, .cta-section { display: none !important; }

    body { font-size: 12pt; color: #000; }
    .container { max-width: 100%; padding: 0; }
    a { color: #000; text-decoration: underline; }
}