/* =============================================
   Machinery Store - Adani-Inspired Corporate Theme
   Clean, Professional, Premium Design
   ============================================= */

/* === Google Fonts Import === */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Poppins:wght@400;500;600;700;800&display=swap');

/* === CSS Variables - Adani Corporate Design System === */
:root {
    /* Primary Colors - Deep Corporate Blue */
    --primary-color: #00205b;
    --primary-light: #003087;
    --primary-dark: #001640;

    /* Accent Colors - Blue + Orange */
    --accent-color: #0066cc;
    --accent-light: #338edf;
    --accent-dark: #004fa3;
    --accent-gradient: linear-gradient(135deg, #0066cc 0%, #003087 100%);

    /* Secondary Accent - Orange for CTAs */
    --cta-color: #f39c12;
    --cta-light: #f5b041;
    --cta-dark: #d68910;
    --cta-gradient: linear-gradient(135deg, #f39c12 0%, #e67e22 100%);

    /* Background Colors - Clean & Light */
    --bg-primary: #ffffff;
    --bg-secondary: #f5f7fa;
    --bg-tertiary: #e8ecf1;
    --bg-dark: #00205b;
    --bg-dark-secondary: #001640;
    --bg-card: #ffffff;

    /* Text Colors */
    --text-primary: #1a1a2e;
    --text-secondary: #4a5568;
    --text-dark: #0a0a1a;
    --text-muted: #718096;
    --text-light: #ffffff;
    --text-light-secondary: rgba(255, 255, 255, 0.75);

    /* Status Colors */
    --success-color: #10b981;
    --success-light: #34d399;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #3b82f6;

    /* Borders & Shadows */
    --border-color: #e2e8f0;
    --border-light: #f0f0f5;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 25px 50px rgba(0, 0, 0, 0.12);
    --shadow-blue: 0 8px 30px rgba(0, 32, 91, 0.15);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Poppins', 'Inter', sans-serif;

    /* Spacing */
    --container-max: 1300px;
    --section-padding: clamp(3rem, 8vw, 6rem);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    line-height: 1.7;
    color: var(--text-primary);
    background: var(--bg-primary);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul,
ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* === Container === */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 clamp(1rem, 4vw, 2rem);
}

/* === Utility Classes === */
.text-gradient {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* === Header / Navigation - Adani-style Clean Nav === */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0;
    background: #ffffff;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-base);
}

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

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
    min-height: 70px;
}

/* === Logo === */
.logo a {
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-img-icon {
    height: 36px;
    width: auto;
    object-fit: contain;
}

.logo-img-text {
    height: 24px;
    width: auto;
    object-fit: contain;
}

.logo h1 {
    font-family: var(--font-heading);
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    font-weight: 800;
    color: var(--primary-color);
    letter-spacing: -0.02em;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--accent-gradient);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

/* Nav Links - Adani Style */
.main-nav ul {
    display: flex;
    gap: 0.25rem;
    align-items: center;
}

.main-nav a {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.6rem 1.25rem;
    border-radius: var(--radius-sm);
    position: relative;
    overflow: hidden;
    transition: var(--transition-base);
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition-base);
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--primary-color);
}

.main-nav a:hover::after,
.main-nav a.active::after {
    width: 70%;
}

.main-nav a::before {
    display: none;
}

.main-nav .admin-link {
    background: var(--primary-color);
    color: #ffffff !important;
    font-weight: 600;
    padding: 0.6rem 1.5rem;
    border-radius: var(--radius-sm);
    margin-left: 0.5rem;
}

.main-nav .admin-link::after {
    display: none;
}

.main-nav .admin-link:hover {
    background: var(--primary-light);
    transform: translateY(-1px);
    box-shadow: var(--shadow-blue);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    z-index: 1001;
    transition: var(--transition-base);
}

.mobile-menu-toggle:hover {
    background: var(--bg-secondary);
}

.mobile-menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-base);
}

.mobile-menu-toggle span:not(:last-child) {
    margin-bottom: 5px;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: translateX(-10px);
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* === Main Content === */
.main-content {
    min-height: 100vh;
    padding-top: 70px;
}

/* === Hero Section - Adani Corporate Style === */
.hero {
    text-align: center;
    padding: clamp(5rem, 12vw, 10rem) 0;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #00205b 0%, #003087 40%, #004fa3 100%);
    margin: 0 calc(-50vw + 50%);
    padding-left: calc(50vw - 50%);
    padding-right: calc(50vw - 50%);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(0, 102, 204, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 30%, rgba(0, 48, 135, 0.4) 0%, transparent 50%),
        url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 80px;
    background: linear-gradient(to top, var(--bg-primary) 0%, transparent 100%);
    pointer-events: none;
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
    position: relative;
    color: #ffffff;
}

.hero h1 .highlight {
    color: var(--cta-color);
    -webkit-text-fill-color: initial;
    background: none;
}

.hero p {
    font-size: clamp(1.1rem, 2.5vw, 1.35rem);
    color: rgba(255, 255, 255, 0.8);
    max-width: 650px;
    margin: 0 auto 2.5rem;
    line-height: 1.7;
    position: relative;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
}

/* === Section Titles === */
.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
    color: var(--primary-color);
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 3rem;
}

/* === Category Section === */
.categories-section {
    padding: var(--section-padding) 0;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

/* === Category Cards - Clean Corporate Style === */
.category-card {
    position: relative;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: var(--transition-slow);
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.category-card:hover {
    transform: translateY(-6px);
    border-color: var(--accent-color);
    box-shadow: var(--shadow-lg), var(--shadow-blue);
}

.category-link {
    display: block;
}

.category-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

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

.category-card:hover .category-image img {
    transform: scale(1.06);
}

.category-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 32, 91, 0.7) 0%, transparent 60%);
    pointer-events: none;
}

.placeholder-image {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 3.5rem;
    font-weight: 800;
    font-family: var(--font-heading);
}

.category-content {
    padding: 1.75rem;
    position: relative;
}

.category-content h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.category-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.25rem;
}

.view-products-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-color);
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition-base);
}

.view-products-btn::after {
    content: '→';
    transition: var(--transition-base);
}

.category-card:hover .view-products-btn::after {
    transform: translateX(4px);
}

/* === Product Section === */
.products-section {
    padding: var(--section-padding) 0;
}

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

/* === Product Cards === */
.product-card {
    position: relative;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: var(--transition-slow);
    box-shadow: var(--shadow-sm);
}

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

.product-image {
    position: relative;
    height: 240px;
    overflow: hidden;
    background: var(--bg-secondary);
}

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

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

.product-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    z-index: 10;
}

.product-content {
    padding: 1.5rem;
}

.product-content h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    line-height: 1.4;
}

.model-number {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-bottom: 0.75rem;
    font-family: monospace;
}

.price {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 1rem 0;
}

/* === Product Detail Page === */
.product-detail {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: clamp(1.5rem, 4vw, 3rem);
    margin-top: 2rem;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 5vw, 4rem);
    margin-bottom: 3rem;
}

.product-image-large {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.product-image-large img {
    width: 100%;
    height: auto;
    transition: var(--transition-slow);
}

.product-image-large:hover img {
    transform: scale(1.02);
}

.placeholder-image-large {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.25rem;
}

.product-info h1 {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
    color: var(--primary-color);
}

.product-meta {
    margin: 1.5rem 0;
    padding: 1.5rem 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.product-meta p {
    margin: 0.75rem 0;
    color: var(--text-secondary);
}

.product-meta strong {
    color: var(--text-primary);
}

.product-meta a {
    color: var(--accent-color);
    font-weight: 500;
}

.product-meta a:hover {
    text-decoration: underline;
}

.product-price {
    margin: 2rem 0;
}

.price-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
    display: block;
}

.price-amount {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    color: var(--primary-color);
}

.product-availability {
    margin: 1.5rem 0;
}

.product-actions {
    margin-top: 2rem;
}

.product-specifications {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.product-specifications h2 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.specifications-content {
    color: var(--text-secondary);
    line-height: 1.8;
}

.specifications-content ul,
.specifications-content ol {
    padding-left: 1.5rem;
    list-style: disc;
}

.specifications-content li {
    margin: 0.5rem 0;
}

/* === Buttons - Corporate Style === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-base);
    border: none;
    text-align: center;
    white-space: nowrap;
}

.btn-primary {
    background: var(--cta-gradient);
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(243, 156, 18, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(243, 156, 18, 0.4);
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-tertiary);
    border-color: var(--accent-color);
}

.btn-large {
    padding: 1.1rem 2.5rem;
    font-size: 1.05rem;
}

.btn-outline {
    background: transparent;
    border: 2px solid #ffffff;
    color: #ffffff;
}

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

/* === Badges === */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    gap: 0.375rem;
}

.badge-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(16, 185, 129, 0.25);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--cta-dark);
    border: 1px solid rgba(245, 158, 11, 0.25);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
    border: 1px solid rgba(239, 68, 68, 0.25);
}

/* === Breadcrumb === */
.breadcrumb {
    margin: 1.5rem 0 2rem;
}

.breadcrumb ul {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

.breadcrumb li {
    display: flex;
    align-items: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.breadcrumb li::after {
    content: '›';
    margin-left: 0.75rem;
    color: var(--border-color);
    font-size: 1.1rem;
}

.breadcrumb li:last-child::after {
    content: '';
}

.breadcrumb a {
    color: var(--text-secondary);
    transition: var(--transition-base);
}

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

.breadcrumb .active {
    color: var(--primary-color);
    font-weight: 500;
}

/* === Forms === */
.contact-form {
    background: var(--bg-card);
    padding: clamp(2rem, 5vw, 3rem);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    max-width: 800px;
    margin: 2rem auto;
    box-shadow: var(--shadow-md);
}

.contact-section h1 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.contact-section>p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 1rem 1.25rem;
    font-family: var(--font-primary);
    font-size: 1rem;
    color: var(--text-primary);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: var(--transition-base);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.12);
    background: #ffffff;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.required {
    color: var(--danger-color);
    margin-left: 0.25rem;
}

.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

/* === Alerts === */
.alert {
    padding: 1.25rem 1.5rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.alert-success {
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.25);
    color: var(--success-color);
}

.alert-error {
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.25);
    color: var(--danger-color);
}

.alert ul {
    list-style: disc;
    margin-left: 1.5rem;
}

/* === Contact Info === */
.contact-info {
    margin-top: 4rem;
    padding: clamp(2rem, 5vw, 3rem);
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
}

.contact-info h2 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    text-align: center;
    color: var(--primary-color);
}

.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
}

.contact-info-item {
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition-base);
}

.contact-info-item:hover {
    border-color: var(--accent-color);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.contact-info-item h3 {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.contact-info-item p {
    color: var(--text-secondary);
}

/* === Empty States === */
.no-categories,
.no-products {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.no-categories p,
.no-products p {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.error-message {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    color: var(--danger-color);
    font-size: 1.1rem;
    border: 1px solid rgba(239, 68, 68, 0.25);
}

/* === Category Header === */
.category-header {
    text-align: center;
    padding: 2rem 0;
}

.category-header h1 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.category-description {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
}

/* === Footer - Deep Navy Corporate === */
.site-footer {
    background: var(--bg-dark);
    border-top: 3px solid var(--cta-color);
    padding: clamp(3rem, 8vw, 5rem) 0 2rem;
    margin-top: var(--section-padding);
    color: var(--text-light);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 2.5rem;
    margin-bottom: 3rem;
}

/* Social Links */
.social-links {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-top: 0.5rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: var(--radius-sm);
    font-size: 1.2rem;
    color: #ffffff;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    transition: var(--transition-base);
}

.social-link:hover {
    transform: translateY(-3px);
    border-color: transparent;
}

.social-link.social-yt:hover {
    background: #ff0000;
}

.social-link.social-fb:hover {
    background: #1877f2;
}

.social-link.social-ig:hover {
    background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
}

.social-link.social-li:hover {
    background: #0077b5;
}

.footer-section h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--cta-color);
    margin-bottom: 1rem;
}

.footer-section h4 {
    color: #ffffff;
    font-weight: 600;
    margin-bottom: 1.25rem;
}

.footer-section p {
    color: var(--text-light-secondary);
    line-height: 1.7;
}

.footer-section ul li {
    margin: 0.75rem 0;
    color: var(--text-light-secondary);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.contact-icon {
    font-size: 1.1rem;
    color: var(--cta-color);
    width: auto;
    height: auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-card-icon {
    font-size: 2.25rem;
    color: var(--primary-color);
    margin-bottom: 1.25rem;
    display: block;
    text-align: center;
}

.contact-info-item {
    padding: 1.5rem;
    color: var(--text-light-secondary);
    transition: var(--transition-base);
}

.footer-section a:hover {
    color: var(--cta-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

/* === Scroll To Top Button === */
.scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    background: var(--primary-color);
    color: #ffffff;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition-base);
    box-shadow: var(--shadow-lg);
    z-index: 99;
}

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

.scroll-top:hover {
    background: var(--primary-light);
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

/* === WhatsApp Float Button === */
.whatsapp-float {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    width: 56px;
    height: 56px;
    background: #25d366;
    color: white;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 99;
    transition: var(--transition-base);
}

.whatsapp-float:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.5);
}

.whatsapp-icon {
    width: 30px;
    height: 30px;
}

/* =============================================
   ABOUT PAGE - Corporate Style
   ============================================= */

/* About Hero */
.about-hero {
    text-align: center;
    padding: clamp(3rem, 8vw, 5rem) 0 clamp(2rem, 4vw, 3rem);
}

.about-hero h1 {
    font-family: var(--font-heading);
    font-size: clamp(2.25rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.25rem;
    letter-spacing: -0.03em;
    color: var(--primary-color);
}

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

.about-tagline {
    font-size: clamp(1.05rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 650px;
    margin: 0 auto;
    line-height: 1.7;
}

/* Founder Section */
.founder-section {
    padding: clamp(2rem, 5vw, 4rem) 0;
}

.founder-card {
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: clamp(2rem, 4vw, 3.5rem);
    align-items: center;
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
}

.founder-image {
    width: 100%;
    height: 100%;
    min-height: 420px;
    overflow: hidden;
    position: relative;
}

.founder-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
}

.founder-image::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: linear-gradient(to top, rgba(0, 32, 91, 0.1) 0%, transparent 100%);
    pointer-events: none;
}

.founder-info {
    padding: 2.5rem 2.5rem 2.5rem 0;
}

.founder-label {
    display: inline-block;
    background: var(--primary-color);
    color: #ffffff;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.4rem 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
}

.founder-info h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.founder-title {
    color: var(--cta-color);
    font-weight: 600;
    font-size: 1.05rem;
    margin-bottom: 1.5rem;
}

.founder-info p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.8;
}

.founder-info blockquote {
    margin-top: 1.5rem;
    padding-left: 1.25rem;
    border-left: 3px solid var(--cta-color);
    font-style: italic;
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.7;
}

/* About Content Cards */
.about-content {
    padding: clamp(2rem, 4vw, 3rem) 0;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

.about-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: var(--transition-slow);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.about-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    opacity: 0;
    transition: var(--transition-base);
}

.about-card:hover {
    transform: translateY(-6px);
    border-color: var(--accent-color);
    box-shadow: var(--shadow-lg);
}

.about-card:hover::before {
    opacity: 1;
}

.about-card-icon {
    font-size: 2.5rem;
    margin-bottom: 1.25rem;
    display: inline-block;
}

.about-card h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--primary-color);
}

.about-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* About Stats */
.about-stats {
    padding: clamp(2rem, 5vw, 4rem) 0;
    background: var(--bg-secondary);
    margin: 2rem calc(-50vw + 50%);
    padding-left: calc(50vw - 50%);
    padding-right: calc(50vw - 50%);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 2rem;
    text-align: center;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 clamp(1rem, 4vw, 2rem);
}

.stat-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2rem 1.5rem;
    transition: var(--transition-base);
    box-shadow: var(--shadow-sm);
}

.stat-item:hover {
    border-color: var(--accent-color);
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    display: block;
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

/* About CTA */
.about-cta {
    text-align: center;
    padding: clamp(3rem, 6vw, 5rem) 0;
    margin-top: 2rem;
}

.about-cta h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.about-cta p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 550px;
    margin: 0 auto 2rem;
}

/* =============================================
   RESPONSIVE DESIGN - All Breakpoints
   ============================================= */

/* Large Desktop (1440px+) */
@media (min-width: 1440px) {
    .container {
        max-width: 1400px;
    }

    .category-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .product-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Desktop (1024px - 1440px) */
@media (min-width: 1024px) and (max-width: 1439px) {
    .category-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .product-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Tablet Landscape (768px - 1023px) */
@media (max-width: 1023px) {
    .product-detail-grid {
        grid-template-columns: 1fr;
    }

    .product-image-large {
        max-height: 450px;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }

    .founder-card {
        grid-template-columns: 280px 1fr;
    }
}

/* Tablet Portrait (600px - 767px) */
@media (max-width: 767px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: #ffffff;
        border-left: 1px solid var(--border-color);
        padding: 6rem 2rem 2rem;
        transition: right var(--transition-slow);
        z-index: 999;
        overflow-y: auto;
    }

    .main-nav.active {
        right: 0;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 0.5rem;
        align-items: stretch;
    }

    .main-nav a {
        display: block;
        padding: 1rem 1.25rem;
        border-radius: var(--radius-md);
    }

    .main-nav a::after {
        display: none;
    }

    .main-nav .admin-link {
        margin-top: 1rem;
        text-align: center;
        margin-left: 0;
    }

    /* Mobile Menu Overlay */
    .nav-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.5);
        backdrop-filter: blur(4px);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-base);
        z-index: 998;
    }

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

    .header-content {
        padding: 0;
    }

    .hero {
        padding: 3rem calc(50vw - 50%);
    }

    .category-grid,
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.25rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        text-align: center;
    }

    .social-links {
        justify-content: center;
    }

    .footer-section ul {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }

    .footer-section ul li {
        margin: 0;
    }

    .founder-card {
        grid-template-columns: 1fr;
    }

    .founder-image {
        min-height: 350px;
        max-height: 400px;
    }

    .founder-info {
        padding: 2rem;
    }
}

/* Mobile Large (480px - 599px) */
@media (max-width: 599px) {
    html {
        font-size: 15px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

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

    .category-image {
        height: 180px;
    }

    .product-image {
        height: 200px;
    }

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

    .btn-large {
        padding: 1rem 1.5rem;
    }

    .form-actions {
        flex-direction: column;
    }

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

    .scroll-top {
        bottom: 1.5rem;
        right: 1.5rem;
        width: 44px;
        height: 44px;
    }

    .founder-image {
        min-height: 280px;
    }
}

/* Mobile Small (< 480px) */
@media (max-width: 479px) {
    html {
        font-size: 14px;
    }

    .container {
        padding: 0 1rem;
    }

    .main-content {
        padding-top: 70px;
    }

    .site-header {
        padding: 0;
    }

    .logo h1 {
        font-size: 1.15rem;
    }

    .hero {
        padding: 2rem calc(50vw - 50%);
    }

    .hero p {
        font-size: 1rem;
    }

    .category-content,
    .product-content {
        padding: 1.25rem;
    }

    .product-detail {
        padding: 1.25rem;
    }

    .contact-form {
        padding: 1.5rem;
    }

    .form-group input,
    .form-group textarea {
        padding: 0.875rem 1rem;
    }

    .breadcrumb {
        font-size: 0.85rem;
    }

    .founder-info {
        padding: 1.5rem;
    }
}

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {

    .category-card:hover,
    .product-card:hover {
        transform: none;
    }

    .btn:hover {
        transform: none;
    }

    /* Increase touch targets */
    .main-nav a {
        min-height: 44px;
        display: flex;
        align-items: center;
    }

    .mobile-menu-toggle {
        min-width: 44px;
        min-height: 44px;
    }
}

/* High DPI / Retina Displays */
@media (-webkit-min-device-pixel-ratio: 2),
(min-resolution: 192dpi) {

    .placeholder-image,
    .placeholder-image-large {
        image-rendering: -webkit-optimize-contrast;
    }
}

/* Reduced Motion Preference */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}

/* Print Styles */
@media print {

    .site-header,
    .site-footer,
    .mobile-menu-toggle,
    .scroll-top,
    .btn {
        display: none !important;
    }

    body {
        background: white;
        color: black;
    }

    .main-content {
        padding-top: 0;
    }
}