/* ==========================================================================
   S.M PHARMA TECH INDUSTRIES - MAIN STYLESHEET
   Style: Industrial B2B Manufacturer, Modern, Clean & Trustworthy
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS CUSTOM PROPERTIES & DESIGN SYSTEM
   -------------------------------------------------------------------------- */
:root {
    --primary-red: #d81b1b;
    --primary-red-dark: #b51212;
    --primary-red-light: #f87171;
    --accent-blue: #1565c0;
    --accent-blue-light: #2196f3;
    --deep-navy: #0a0a0a;
    --dark-bg: #121212;
    --steel-grey: #4a5568;
    --light-grey: #f4f6f8;
    --border-grey: #e2e8f0;
    --cream-bg: #fffaf0;
    --card-bg: #ffffff;
    --text-primary: #1a202c;
    --text-secondary: #4a5568;
    --text-muted: #718096;
    --white: #ffffff;
    
    /* Typography */
    --font-heading: 'Poppins', 'Roboto Condensed', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', 'Open Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Elevators & Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
    
    /* Layout */
    --container-max-width: 1280px;
    --header-height: 80px;
    --topbar-height: 40px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 9999px;
}

/* --------------------------------------------------------------------------
   2. RESET & BASE STYLES
   -------------------------------------------------------------------------- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    max-width: 100%;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    text-size-adjust: 100%;
    overflow-x: hidden;
    width: 100%;
}

body {
    font-family: var(--font-body);
    color: var(--text-primary);
    background-color: var(--light-grey);
    line-height: 1.6;
    overflow-x: hidden;
    width: 100%;
    position: relative;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
    color: var(--deep-navy);
}

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

ul, ol {
    list-style: none;
}

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

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
    outline: none;
}

/* --------------------------------------------------------------------------
   3. REUSABLE UTILITIES & COMPONENTS
   -------------------------------------------------------------------------- */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.section-padding {
    padding: 5rem 0;
}

.section-padding-sm {
    padding: 3rem 0;
}

/* Red Catalog Accent Tag / Header Badge */
.red-tag {
    display: inline-block;
    background-color: var(--primary-red);
    color: var(--white);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 0.35rem 1rem;
    border-radius: var(--radius-sm);
    box-shadow: 0 2px 4px rgba(216, 27, 27, 0.3);
}

.section-title-wrap {
    margin-bottom: 3rem;
    text-align: center;
    position: relative;
}

.section-title-wrap h2 {
    font-size: 2.25rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 0.75rem;
    color: var(--deep-navy);
}

.section-title-wrap p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0.5rem auto 0;
}

.divider-red {
    width: 70px;
    height: 4px;
    background: var(--primary-red);
    margin: 0.75rem auto 0;
    border-radius: 2px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.85rem 1.75rem;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--primary-red);
    color: var(--white);
    box-shadow: 0 4px 12px rgba(216, 27, 27, 0.3);
}

.btn-primary:hover {
    background-color: var(--primary-red-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(216, 27, 27, 0.4);
}

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

.btn-secondary:hover {
    background-color: var(--white);
    color: var(--deep-navy);
    transform: translateY(-2px);
}

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

.btn-outline-red:hover {
    background-color: var(--primary-red);
    color: var(--white);
    transform: translateY(-2px);
}

.btn-blue {
    background-color: var(--accent-blue);
    color: var(--white);
}

.btn-blue:hover {
    background-color: #0d47a1;
    transform: translateY(-2px);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

/* Card Styling */
.card {
    background-color: var(--card-bg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    border: 1px solid var(--border-grey);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

/* Scroll Animation Classes */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* --------------------------------------------------------------------------
   4. GLOBAL HEADER & TOP BAR
   -------------------------------------------------------------------------- */
.top-bar {
    background-color: var(--deep-navy);
    color: var(--white);
    font-size: 0.85rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.top-info {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.top-info-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.top-info-item svg {
    width: 15px;
    height: 15px;
    fill: var(--primary-red-light);
}

.top-badge {
    background: linear-gradient(135deg, var(--primary-red), #990000);
    color: var(--white);
    padding: 0.15rem 0.6rem;
    border-radius: 3px;
    font-weight: 700;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

/* Main Navigation Header */
.main-header {
    background-color: var(--white);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all var(--transition-normal);
}

.main-header.is-sticky {
    box-shadow: var(--shadow-lg);
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(8px);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: var(--header-height);
}

/* Logo */
.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.brand-logo-icon {
    width: 52px;
    height: 52px;
    flex-shrink: 0;
}

.brand-logo-text {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 1.35rem;
    color: var(--primary-red);
    line-height: 1.1;
    letter-spacing: -0.5px;
}

.brand-sub {
    font-size: 0.7rem;
    color: var(--accent-blue);
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

/* Desktop Nav Links */
.nav-links {
    display: flex;
    align-items: center;
    gap: 1.75rem;
}

.nav-link {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--deep-navy);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.5rem 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background-color: var(--primary-red);
    transition: width var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
    color: var(--primary-red);
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

.header-cta {
    margin-left: 0.5rem;
}

/* Mobile Hamburger Toggle */
.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.mobile-toggle span {
    display: block;
    width: 26px;
    height: 3px;
    background-color: var(--deep-navy);
    margin: 5px 0;
    transition: all var(--transition-normal);
    border-radius: 2px;
}

.mobile-toggle.is-active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
    background-color: var(--primary-red);
}

.mobile-toggle.is-active span:nth-child(2) {
    opacity: 0;
}

.mobile-toggle.is-active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
    background-color: var(--primary-red);
}

/* Mobile Nav Drawer */
.mobile-nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(0,0,0,0.6);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

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

.mobile-nav-drawer {
    position: fixed;
    top: 0;
    right: 0;
    width: 290px;
    max-width: 85vw;
    height: 100vh;
    background-color: var(--white);
    z-index: 1001;
    padding: 1.5rem;
    box-shadow: -5px 0 25px rgba(0,0,0,0.25);
    transform: translateX(100%);
    transition: transform var(--transition-normal);
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    overflow-y: auto;
}

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

.mobile-drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-grey);
    margin-bottom: 0.5rem;
}

.mobile-drawer-close {
    background: none;
    border: none;
    font-size: 2rem;
    line-height: 1;
    color: var(--primary-red);
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast);
}

.mobile-drawer-close:hover {
    background-color: rgba(216, 27, 27, 0.1);
}

.mobile-nav-link {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--deep-navy);
    text-transform: uppercase;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-grey);
}

.mobile-nav-link.active, .mobile-nav-link:hover {
    color: var(--primary-red);
}

/* --------------------------------------------------------------------------
   5. HERO SECTION (HOME)
   -------------------------------------------------------------------------- */
.hero-section {
    position: relative;
    background: linear-gradient(135deg, rgba(10, 10, 10, 0.92) 0%, rgba(21, 101, 192, 0.85) 100%), 
                radial-gradient(circle at 80% 20%, rgba(216, 27, 27, 0.4) 0%, transparent 50%),
                url('../images/hero-bg-pattern.svg');
    background-size: cover;
    background-position: center;
    color: var(--white);
    padding: 6rem 0 7rem;
    overflow: hidden;
}

.hero-content {
    max-width: 850px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 2;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(216, 27, 27, 0.85);
    backdrop-filter: blur(4px);
    color: var(--white);
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-full);
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-title {
    font-size: 3.25rem;
    font-weight: 900;
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 1.25rem;
    text-shadow: 0 2px 10px rgba(0,0,0,0.5);
    text-transform: uppercase;
}

.hero-title span {
    color: #ff4d4d;
    display: block;
}

.hero-sub {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 400;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 1.25rem;
    flex-wrap: wrap;
}

/* --------------------------------------------------------------------------
   6. FEATURE HIGHLIGHTS / WHY CHOOSE US
   -------------------------------------------------------------------------- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.75rem;
    margin-top: -3rem;
    position: relative;
    z-index: 10;
}

.feature-card {
    background-color: var(--white);
    padding: 2rem 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border-top: 4px solid var(--primary-red);
    text-align: center;
    transition: transform var(--transition-fast);
}

.feature-card:hover {
    transform: translateY(-8px);
}

.feature-icon-wrap {
    width: 60px;
    height: 60px;
    background-color: rgba(216, 27, 27, 0.1);
    color: var(--primary-red);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.25rem;
}

.feature-icon-wrap svg {
    width: 30px;
    height: 30px;
    fill: currentColor;
}

.feature-card h3 {
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* --------------------------------------------------------------------------
   7. CATEGORIES PREVIEW SECTION
   -------------------------------------------------------------------------- */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.category-card {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    background-color: var(--deep-navy);
    height: 360px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    color: var(--white);
    transition: transform var(--transition-normal);
}

.category-card:hover {
    transform: translateY(-6px);
}

.category-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.6;
    transition: transform 0.6s ease, opacity 0.6s ease;
}

.category-card:hover .category-img {
    transform: scale(1.08);
    opacity: 0.45;
}

.category-content {
    position: relative;
    z-index: 2;
    padding: 2rem 1.5rem;
    background: linear-gradient(to top, rgba(10, 10, 10, 0.95) 0%, rgba(10, 10, 10, 0) 100%);
}

.category-content .red-tag {
    margin-bottom: 0.75rem;
}

.category-title {
    font-size: 1.5rem;
    color: var(--white);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}

.category-desc {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1.25rem;
}

/* --------------------------------------------------------------------------
   8. FEATURED PRODUCTS PREVIEW
   -------------------------------------------------------------------------- */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

.product-card {
    background: var(--white);
    border: 1px solid var(--border-grey);
    border-radius: var(--radius-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.product-img-wrap {
    position: relative;
    width: 100%;
    height: 220px;
    background-color: #f8fafc;
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid var(--border-grey);
    padding: 1rem;
}

.product-img-wrap img {
    max-height: 100%;
    width: auto;
    object-fit: contain;
    transition: transform var(--transition-normal);
}

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

.product-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background-color: var(--primary-red);
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.2rem 0.6rem;
    border-radius: 3px;
    text-transform: uppercase;
}

.product-info {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.product-header-label {
    background-color: var(--primary-red);
    color: var(--white);
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    padding: 0.2rem 0.5rem;
    display: inline-block;
    margin-bottom: 0.5rem;
    border-radius: 2px;
}

.product-title {
    font-size: 1.2rem;
    margin-bottom: 0.75rem;
    color: var(--deep-navy);
    line-height: 1.3;
}

.product-specs {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
    flex-grow: 1;
}

.product-specs li {
    position: relative;
    padding-left: 1.2rem;
    margin-bottom: 0.4rem;
}

.product-specs li::before {
    content: '■';
    position: absolute;
    left: 0;
    color: var(--primary-red);
    font-size: 0.65rem;
    top: 2px;
}

.product-action {
    margin-top: auto;

}

/* --------------------------------------------------------------------------
   9. STATS COUNTER STRIP
   -------------------------------------------------------------------------- */
.stats-strip {
    background: linear-gradient(135deg, var(--deep-navy) 0%, #1a202c 100%);
    color: var(--white);
    padding: 4rem 0;
    border-top: 4px solid var(--primary-red);
    border-bottom: 4px solid var(--primary-red);
}

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

.stat-item h3 {
    font-size: 3rem;
    font-weight: 900;
    color: var(--white);
    margin-bottom: 0.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-item h3 span {
    color: var(--primary-red);
}

.stat-item p {
    font-family: var(--font-heading);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.8);
}

/* Editable tag badge indicator for client reference */
.editable-tag {
    font-size: 0.65rem;
    background: rgba(255,255,255,0.15);
    color: #ffcc00;
    padding: 2px 6px;
    border-radius: 3px;
    display: inline-block;
    margin-top: 4px;
    font-family: monospace;
}

/* --------------------------------------------------------------------------
   10. CTA BANNER
   -------------------------------------------------------------------------- */
.cta-banner {
    background: linear-gradient(90deg, var(--primary-red) 0%, #990000 100%);
    color: var(--white);
    padding: 3.5rem 0;
    text-align: center;
}

.cta-banner-content h2 {
    color: var(--white);
    font-size: 2.25rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.cta-banner-content p {
    font-size: 1.15rem;
    margin-bottom: 2rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.95;
}

/* --------------------------------------------------------------------------
   11. PAGE HEADER BANNERS (Inner Pages)
   -------------------------------------------------------------------------- */
.page-banner {
    background: linear-gradient(135deg, var(--deep-navy) 0%, #1a202c 100%),
                radial-gradient(circle at 90% 10%, rgba(216, 27, 27, 0.3) 0%, transparent 40%);
    color: var(--white);
    padding: 4rem 0;
    text-align: center;
    border-bottom: 4px solid var(--primary-red);
}

.page-banner h1 {
    color: var(--white);
    font-size: 2.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

.breadcrumb a {
    color: var(--primary-red-light);
}

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

/* --------------------------------------------------------------------------
   12. ABOUT PAGE STYLES
   -------------------------------------------------------------------------- */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-text h2 {
    font-size: 2rem;
    margin-bottom: 1.25rem;
    text-transform: uppercase;
}

.about-text p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.about-image-stack {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 4px solid var(--white);
}

.mission-vision-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 3rem;
}

.mv-card {
    background-color: var(--white);
    padding: 2.5rem 2rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    border-top: 4px solid var(--accent-blue);
}

.mv-card.mission {
    border-top-color: var(--primary-red);
}

.mv-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* Why We Are Different Bullet List */
.different-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.diff-item {
    background-color: var(--cream-bg);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    border-left: 4px solid var(--primary-red);
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.diff-icon {
    background: var(--primary-red);
    color: var(--white);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
}

/* Certifications Strip */
.cert-section {
    background-color: var(--white);
    border-top: 1px solid var(--border-grey);
    border-bottom: 1px solid var(--border-grey);
}

.cert-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.cert-badge-box {
    text-align: center;
    padding: 1.5rem 2rem;
    border: 2px dashed var(--border-grey);
    border-radius: var(--radius-md);
    background-color: #fafafa;
    min-width: 200px;
}

.cert-badge-box img {
    height: 90px;
    margin: 0 auto 0.75rem;
}

.cert-badge-box span {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 600;
}

/* Timeline */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 2rem auto 0;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 3px;
    background-color: var(--primary-red);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 2.5rem;
    width: 50%;
    padding: 0 2rem;
}

.timeline-item:nth-child(odd) {
    left: 0;
    text-align: right;
}

.timeline-item:nth-child(even) {
    left: 50%;
    text-align: left;
}

.timeline-dot {
    position: absolute;
    top: 0;
    width: 18px;
    height: 18px;
    background-color: var(--primary-red);
    border: 3px solid var(--white);
    border-radius: 50%;
    box-shadow: 0 0 0 3px rgba(216, 27, 27, 0.3);
}

.timeline-item:nth-child(odd) .timeline-dot { right: -9px; }
.timeline-item:nth-child(even) .timeline-dot { left: -9px; }

.timeline-content {
    background-color: var(--white);
    padding: 1.25rem 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.timeline-year {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.25rem;
    color: var(--primary-red);
}

/* --------------------------------------------------------------------------
   13. PRODUCTS & SERVICES PAGE (MAIN CATALOG)
   -------------------------------------------------------------------------- */

/* --------------------------------------------------------------------------
   14. GALLERY PAGE
   -------------------------------------------------------------------------- */
.gallery-filters {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}

.filter-btn {
    background-color: var(--white);
    color: var(--text-primary);
    border: 1px solid var(--border-grey);
    padding: 0.6rem 1.25rem;
    border-radius: var(--radius-full);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.filter-btn:hover, .filter-btn.active {
    background-color: var(--primary-red);
    color: var(--white);
    border-color: var(--primary-red);
    box-shadow: 0 4px 10px rgba(216, 27, 27, 0.3);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    height: 250px;
    box-shadow: var(--shadow-md);
    cursor: pointer;
    background-color: var(--deep-navy);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease, opacity 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.08);
    opacity: 0.85;
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(10, 10, 10, 0.9) 0%, transparent 60%);
    opacity: 0;
    transition: opacity var(--transition-fast);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1.25rem;
    color: var(--white);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
}

.gallery-cat {
    font-size: 0.75rem;
    color: var(--primary-red-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Lightbox Modal */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(0,0,0,0.92);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.lightbox.is-active {
    opacity: 1;
    visibility: visible;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 75vh;
    object-fit: contain;
    border-radius: var(--radius-sm);
    box-shadow: 0 10px 30px rgba(0,0,0,0.8);
}

.lightbox-caption {
    color: var(--white);
    margin-top: 1rem;
    font-family: var(--font-heading);
    font-size: 1.1rem;
    text-align: center;
}

.lightbox-close {
    position: absolute;
    top: -40px;
    right: -10px;
    background: none;
    border: none;
    color: var(--white);
    font-size: 2.5rem;
    cursor: pointer;
    line-height: 1;
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 2rem;
    transform: translateY(-50%);
    pointer-events: none;
}

.lightbox-btn {
    pointer-events: auto;
    background: rgba(255,255,255,0.15);
    color: var(--white);
    border: none;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast);
}

.lightbox-btn:hover {
    background: var(--primary-red);
}

/* --------------------------------------------------------------------------
   15. CONTACT PAGE STYLES
   -------------------------------------------------------------------------- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-form-card {
    background-color: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border-top: 4px solid var(--primary-red);
}

.contact-form-card h2 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.contact-form-card p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 0.95rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.4rem;
    color: var(--deep-navy);
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-grey);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    background-color: #fafafa;
}

.form-control:focus {
    border-color: var(--primary-red);
    background-color: var(--white);
    box-shadow: 0 0 0 3px rgba(216, 27, 27, 0.15);
}

.form-control.is-invalid {
    border-color: #e53e3e;
    background-color: #fff5f5;
}

.invalid-feedback {
    color: #e53e3e;
    font-size: 0.8rem;
    margin-top: 0.25rem;
    display: none;
}

.form-control.is-invalid + .invalid-feedback {
    display: block;
}

.form-alert {
    padding: 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.5rem;
    display: none;
    font-weight: 600;
}

.form-alert.success {
    background-color: #c6f6d5;
    color: #22543d;
    border: 1px solid #9ae6b4;
    display: block;
}

/* Contact Info Column */
.contact-info-card {
    background-color: var(--deep-navy);
    color: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-info-card h2 {
    color: var(--white);
    font-size: 1.75rem;
    border-bottom: 2px solid var(--primary-red);
    padding-bottom: 0.5rem;
    display: inline-block;
}

.contact-detail-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.contact-detail-icon {
    width: 42px;
    height: 42px;
    background-color: var(--primary-red);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-detail-icon svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

.contact-detail-text h4 {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: 0.2rem;
}

.contact-detail-text p, .contact-detail-text a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
}

.contact-detail-text a:hover {
    color: var(--primary-red-light);
}

.whatsapp-btn-wrap {
    margin-top: 0.5rem;
}

.btn-whatsapp {
    background-color: #25d366;
    color: var(--white);
    width: 100%;
}

.btn-whatsapp:hover {
    background-color: #128c7e;
    color: var(--white);
}

.map-container {
    border-radius: var(--radius-md);
    overflow: hidden;
    height: 260px;
    background-color: #e2e8f0;
    border: 1px solid var(--border-grey);
}

.map-placeholder-box {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: #edf2f7;
    color: var(--text-secondary);
    text-align: center;
    padding: 1rem;
}

/* --------------------------------------------------------------------------
   16. GLOBAL FOOTER
   -------------------------------------------------------------------------- */
.main-footer {
    background-color: var(--deep-navy);
    color: var(--white);
    padding-top: 4rem;
    border-top: 4px solid var(--primary-red);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr 1.5fr;
    gap: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-about .brand-logo-text {
    margin-bottom: 1rem;
}

.footer-about p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    margin-bottom: 1.25rem;
}

.footer-title {
    color: var(--white);
    font-size: 1.15rem;
    margin-bottom: 1.25rem;
    position: relative;
    padding-bottom: 0.5rem;
    text-transform: uppercase;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 35px;
    height: 2px;
    background-color: var(--primary-red);
}

.footer-links li {
    margin-bottom: 0.6rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.9rem;
    transition: color var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.footer-links a:hover {
    color: var(--primary-red-light);
    transform: translateX(3px);
}

.footer-bottom {
    padding: 1.5rem 0;
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}

/* --------------------------------------------------------------------------
   17. RESPONSIVE BREAKPOINTS
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
    .hero-title { font-size: 2.5rem; }
    .categories-grid { grid-template-columns: 1fr; height: auto; }
    .category-card { height: 280px; }
    .catalog-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .about-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .section-padding { padding: 3rem 0; }
    .section-padding-sm { padding: 2rem 0; }
    .container { padding: 0 1rem; }

    .top-bar-content { 
        flex-direction: column; 
        text-align: center;
        gap: 0.4rem; 
    }
    .top-info { 
        flex-direction: column;
        align-items: center; 
        gap: 0.35rem; 
        font-size: 0.8rem;
    }
    .top-badge {
        font-size: 0.7rem;
        padding: 0.2rem 0.5rem;
    }
    
    .main-header { height: auto; }
    .header-container { height: 68px; padding: 0 0.75rem; }
    .brand-logo-icon { width: 40px; height: 40px; }
    .brand-name { font-size: 1.1rem; }
    .brand-sub { font-size: 0.6rem; letter-spacing: 1px; }

    .nav-links, .header-cta { display: none; }
    .mobile-toggle { display: block; }

    .hero-section { padding: 4rem 0 5rem; }
    .hero-tag { font-size: 0.75rem; padding: 0.4rem 0.9rem; text-align: center; }
    .hero-title { font-size: 1.85rem; line-height: 1.25; }
    .hero-sub { font-size: 0.95rem; margin-bottom: 1.75rem; }
    .hero-buttons { flex-direction: column; width: 100%; gap: 0.75rem; }
    .hero-buttons .btn { width: 100%; }

    .page-banner { padding: 2.5rem 0; }
    .page-banner h1 { font-size: 1.6rem; word-break: break-word; line-height: 1.25; }
    .section-title-wrap h2 { font-size: 1.6rem; }
    .section-title-wrap p { font-size: 0.95rem; }

    .features-grid { grid-template-columns: 1fr; margin-top: -2rem; gap: 1.25rem; }
    .categories-grid { grid-template-columns: 1fr; }
    .product-grid { grid-template-columns: 1fr; gap: 1.25rem; }
    .catalog-grid { grid-template-columns: 1fr; gap: 1.25rem; }
    .about-grid { grid-template-columns: 1fr; gap: 1.75rem; }
    .mission-vision-grid { grid-template-columns: 1fr; gap: 1.25rem; margin-top: 2rem; }
    .different-grid { grid-template-columns: 1fr; gap: 1rem; }
    .stats-grid { grid-template-columns: 1fr 1fr; gap: 1rem; }
    .stat-item h3 { font-size: 2.25rem; }

    .timeline::before { left: 20px; }
    .timeline-item { width: 100%; padding-left: 3rem; padding-right: 0; }
    .timeline-item:nth-child(odd), .timeline-item:nth-child(even) { left: 0; text-align: left; }
    .timeline-item:nth-child(odd) .timeline-dot, .timeline-item:nth-child(even) .timeline-dot { left: 11px; }

    .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
    .footer-catalog-content { flex-direction: column; text-align: center; gap: 1rem; }
    .footer-catalog-left { flex-direction: column; text-align: center; }

    .gallery-grid { grid-template-columns: 1fr; gap: 1.25rem; }
    .gallery-filters { gap: 0.5rem; }
    .filter-btn { padding: 0.45rem 0.9rem; font-size: 0.8rem; }
}

@media (max-width: 480px) {
    .brand-name { font-size: 1rem; }
    .brand-sub { font-size: 0.55rem; }
    .hero-title { font-size: 1.5rem; }
    .section-title-wrap h2 { font-size: 1.4rem; }
    .page-banner h1 { font-size: 1.4rem; }
    .stats-grid { grid-template-columns: 1fr; gap: 1.25rem; }
    .subnav-links { gap: 0.4rem; }
    .subnav-btn { font-size: 0.75rem; padding: 0.4rem 0.8rem; }
    .btn { padding: 0.75rem 1.25rem; font-size: 0.85rem; width: 100%; }

    .catalog-modal { padding: 0.75rem; }
    .catalog-modal-card { padding: 1.25rem 1rem; max-width: 100%; }
    .catalog-modal-card h3 { font-size: 1.15rem; }
    .catalog-modal-card p { font-size: 0.8rem; margin-bottom: 0.85rem; }
}

/* --------------------------------------------------------------------------
   18. FAQ ACCORDION STYLES
   -------------------------------------------------------------------------- */
.faq-section {
    background-color: var(--white);
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.faq-item {
    background-color: var(--card-bg);
    border: 1px solid var(--border-grey);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.faq-item:hover {
    border-color: rgba(216, 27, 27, 0.3);
    box-shadow: var(--shadow-md);
}

.faq-item.is-active {
    border-color: var(--primary-red);
    box-shadow: var(--shadow-md);
}

.faq-question {
    width: 100%;
    padding: 1.25rem 1.5rem;
    background: none;
    border: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    text-align: left;
    cursor: pointer;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--deep-navy);
    transition: color var(--transition-fast), background-color var(--transition-fast);
}

.faq-question:hover {
    color: var(--primary-red);
    background-color: rgba(244, 246, 248, 0.5);
}

.faq-item.is-active .faq-question {
    color: var(--primary-red);
    background-color: rgba(216, 27, 27, 0.03);
}

.faq-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: var(--light-grey);
    color: var(--deep-navy);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1;
    transition: transform var(--transition-normal), background-color var(--transition-fast), color var(--transition-fast);
}

.faq-question:hover .faq-icon {
    background-color: var(--primary-red);
    color: var(--white);
}

.faq-item.is-active .faq-icon {
    transform: rotate(45deg);
    background-color: var(--primary-red);
    color: var(--white);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0, 1, 0, 1);
}

.faq-item.is-active .faq-answer {
    max-height: 1000px;
    transition: max-height 0.4s ease-in-out;
}

.faq-answer-inner {
    padding: 0 1.5rem 1.5rem 1.5rem;
    color: var(--text-secondary);
    font-size: 0.98rem;
    line-height: 1.7;
    border-top: 1px solid rgba(226, 232, 240, 0.6);
    margin-top: 0.25rem;
    padding-top: 1.25rem;
}

.faq-answer-inner p + p {
    margin-top: 0.75rem;
}

/* --------------------------------------------------------------------------
   19. CATALOG PDF POPUP STYLES (index.html)
   -------------------------------------------------------------------------- */
.catalog-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.catalog-modal.is-active {
    opacity: 1;
    visibility: visible;
}

.catalog-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(4px);
}

.catalog-modal-card {
    position: relative;
    z-index: 3001;
    width: 100%;
    max-width: 440px;
    max-height: 90vh;
    overflow-y: auto;
    background-color: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    padding: 1.5rem 1.25rem;
    text-align: center;
    border-top: 4px solid var(--primary-red);
    transform: translateY(20px) scale(0.95);
    transition: transform var(--transition-normal);
}

.catalog-modal.is-active .catalog-modal-card {
    transform: translateY(0) scale(1);
}

.catalog-modal-close {
    position: absolute;
    top: 0.75rem;
    right: 0.9rem;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-muted);
    cursor: pointer;
    line-height: 1;
    transition: color var(--transition-fast), transform var(--transition-fast);
}

.catalog-modal-close:hover {
    color: var(--primary-red);
    transform: scale(1.1);
}

.catalog-modal-icon-wrap {
    width: 48px;
    height: 48px;
    background-color: rgba(216, 27, 27, 0.1);
    color: var(--primary-red);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 0.6rem auto;
}

.catalog-modal-icon-wrap svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
}

.catalog-modal-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.35rem;
    color: var(--deep-navy);
}

.catalog-modal-card p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 1rem;
    line-height: 1.4;
}

.catalog-modal-actions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.catalog-modal-actions .btn {
    padding: 0.6rem 1rem;
    font-size: 0.85rem;
}

/* --------------------------------------------------------------------------
   20. FOOTER CATALOG STRIP STYLES (ALL PAGES)
   -------------------------------------------------------------------------- */
.footer-catalog-strip {
    background: linear-gradient(135deg, #151d28 0%, #0a0a0a 100%);
    border-top: 2px solid var(--primary-red);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1.75rem 0;
    margin-bottom: 2.5rem;
    border-radius: var(--radius-md);
}

.footer-catalog-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding: 0 1.5rem;
}

.footer-catalog-left {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.footer-catalog-icon {
    width: 48px;
    height: 48px;
    background-color: var(--primary-red);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 4px 10px rgba(216, 27, 27, 0.4);
}

.footer-catalog-icon svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
}

.footer-catalog-text h4 {
    color: var(--white);
    font-size: 1.15rem;
    margin-bottom: 0.2rem;
}

.footer-catalog-text p {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.88rem;
}

@media (max-width: 768px) {
    .footer-catalog-content {
        flex-direction: column;
        text-align: center;
    }
    .footer-catalog-left {
        flex-direction: column;
    }
}

/* --------------------------------------------------------------------------
   21. GALLERY VIDEO SECTION STYLES
   -------------------------------------------------------------------------- */
.gallery-video-section {
    background-color: var(--light-grey);
}

.gallery-video-card {
    max-width: 900px;
    margin: 0 auto;
    background-color: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    border: 1px solid var(--border-grey);
}

.video-container {
    position: relative;
    width: 100%;
    background-color: #000;
}

.video-container video {
    width: 100%;
    height: auto;
    display: block;
    max-height: 520px;
    object-fit: contain;
}