/* -------------------------------------------------------------
 * Trikashi Polymers - Premium Modern B2B Website Stylesheet
 * ------------------------------------------------------------- */

/* Custom Properties / Brand Guidelines */
:root {
    --color-primary: #0C1E3F;     /* Deep Navy (Technical, sophisticated base) */
    --color-secondary: #E65100;   /* Industrial Orange (High-signal accent) */
    --color-secondary-light: #FF9800;
    --color-bg-dark: #071326;     /* Dark contrast backdrop */
    --color-bg-light: #F8F9FA;    /* Premium slate background */
    --color-bg-white: #FFFFFF;    /* Pure white */
    --color-text-dark: #1E293B;   /* Deep slate for readability */
    --color-text-light: #64748B;  /* Muted grey for subtexts */
    --color-text-white: #F8FAFC;  /* High contrast text on dark backgrounds */
    --color-border: #E2E8F0;      /* Subtle divider borders */
    --color-border-dark: #1E293B; /* Subtle borders on dark backgrounds */
    
    /* Fonts */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Layout */
    --max-width: 1280px;
    --header-height: 80px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-text-dark);
    background-color: var(--color-bg-white);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-primary);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 3.5vw, 2.75rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.5rem, 2.5vw, 1.875rem); }
h4 { font-size: 1.25rem; }

p {
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
}

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

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

ul {
    list-style: none;
}

/* Utility Classes */
.container {
    max-width: var(--max-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: 2rem;
    padding-right: 2rem;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 600;
    padding: 0.875rem 2rem;
    border-radius: 4px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: var(--transition-normal);
    font-size: 0.95rem;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

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

.btn-primary:hover {
    background-color: #BF360C;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(230, 81, 0, 0.2);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-bg-white);
    border-color: rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: var(--color-bg-white);
    transform: translateY(-2px);
}

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

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

.btn-text {
    display: inline-flex;
    align-items: center;
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--color-secondary);
    font-size: 0.95rem;
    gap: 0.5rem;
    transition: var(--transition-fast);
}

.btn-text .arrow-right {
    transition: var(--transition-fast);
}

.btn-text:hover {
    color: #BF360C;
}

.btn-text:hover .arrow-right {
    transform: translateX(5px);
}

/* Header & Sticky Navigation */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.8);
    z-index: 1000;
    transition: var(--transition-normal);
}

.site-header.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    height: 70px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.03);
}

.navbar-container {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.nav-logo {
    height: 48px;
    width: auto;
    transition: var(--transition-normal);
}

.site-header.scrolled .nav-logo {
    height: 40px;
}

.primary-navigation {
    display: flex;
    align-items: center;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-menu a {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--color-primary);
    position: relative;
    padding: 0.5rem 0;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-secondary);
    transition: var(--transition-fast);
}

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

.btn-nav {
    padding: 0.6rem 1.5rem;
    font-size: 0.85rem;
}

/* Hamburger Menu */
.mobile-nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1100;
}

.hamburger-lines {
    height: 20px;
    width: 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.hamburger-lines .line {
    display: block;
    height: 2px;
    width: 100%;
    background-color: var(--color-primary);
    transition: transform 0.3s ease-in-out, opacity 0.2s ease-in-out;
}

/* Hero Section */
.hero {
    position: relative;
    background-color: var(--color-bg-dark);
    background-image: radial-gradient(circle at 80% 20%, rgba(12, 30, 63, 0.6) 0%, rgba(7, 19, 38, 0.95) 100%);
    padding-top: calc(var(--header-height) + 4rem);
    padding-bottom: 6rem;
    color: var(--color-bg-white);
    min-height: 90vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    position: relative;
    z-index: 10;
}

.hero-tagline {
    font-family: var(--font-heading);
    color: var(--color-secondary);
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 0.15em;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    display: block;
}

.hero-title {
    color: var(--color-bg-white);
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-desc {
    color: rgba(248, 250, 252, 0.75);
    font-size: 1.15rem;
    margin-bottom: 2.5rem;
    max-width: 580px;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.hero-image-container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image-glow {
    position: absolute;
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, rgba(230, 81, 0, 0.15) 0%, transparent 70%);
    z-index: 1;
    pointer-events: none;
}

.hero-image-wrapper {
    position: relative;
    z-index: 2;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-image {
    width: 100%;
    height: auto;
    object-fit: cover;
    transform: scale(1.02);
    transition: var(--transition-slow);
}

.hero-image-wrapper:hover .hero-image {
    transform: scale(1.05);
}

/* Company Introduction Section */
.company-intro {
    padding: 8rem 0;
    background-color: var(--color-bg-white);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 5rem auto;
}

.section-tagline {
    font-family: var(--font-heading);
    color: var(--color-secondary);
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 0.1em;
    font-size: 0.85rem;
    margin-bottom: 0.75rem;
    display: block;
}

.section-title {
    margin-bottom: 1.5rem;
}

.intro-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 5rem;
    align-items: center;
}

.intro-text-content h3 {
    margin-bottom: 1.25rem;
}

.intro-text-content p {
    font-size: 1.05rem;
    margin-bottom: 2rem;
}

.intro-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.feature-box {
    padding: 2rem;
    background-color: var(--color-bg-light);
    border-left: 3px solid var(--color-secondary);
}

.feature-box-title {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.feature-box-desc {
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* Product Categories Section */
.categories-section {
    padding: 8rem 0;
    background-color: var(--color-bg-light);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
    gap: 2rem;
}

.category-card {
    background-color: var(--color-bg-white);
    padding: 3rem 2.5rem;
    border-radius: 4px;
    border: 1px solid var(--color-border);
    transition: var(--transition-normal);
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(12, 30, 63, 0.05);
    border-color: var(--color-secondary);
}

.category-icon {
    font-size: 2.5rem;
    color: var(--color-secondary);
    margin-bottom: 1.5rem;
}

.category-card h3 {
    font-size: 1.35rem;
    margin-bottom: 1rem;
}

.category-card p {
    font-size: 0.95rem;
    margin-bottom: 2rem;
}

/* Featured Products Section */
.featured-products {
    padding: 8rem 0;
    background-color: var(--color-bg-white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(320px, 100%), 1fr));
    gap: 2.5rem;
}

/* Product Card Styling */
.product-card {
    background-color: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: var(--transition-normal);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(12, 30, 63, 0.08);
    border-color: rgba(230, 81, 0, 0.3);
}

.product-card-image-wrapper {
    position: relative;
    padding-top: 100%; /* 1:1 Aspect Ratio */
    background-color: var(--color-bg-light);
    overflow: hidden;
}

.product-card-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

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

.product-card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(12, 30, 63, 0.4);
    opacity: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
}

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

.view-details-txt {
    color: var(--color-bg-white);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.9rem;
    padding: 0.75rem 1.5rem;
    border: 1px solid var(--color-bg-white);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background-color: rgba(7, 19, 38, 0.3);
}

.product-card-content {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.product-card-category {
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.product-card-title {
    font-size: 1.2rem;
    color: var(--color-primary);
    margin-bottom: 0.75rem;
}

.product-card-desc {
    font-size: 0.9rem;
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex-grow: 1;
}

.product-card-footer {
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}

/* Industries / Applications */
.industries-section {
    padding: 8rem 0;
    background-color: var(--color-bg-dark);
    color: var(--color-bg-white);
}

.industries-section h2 {
    color: var(--color-bg-white);
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(250px, 100%), 1fr));
    gap: 2rem;
}

.industry-card {
    position: relative;
    padding: 3.5rem 2.5rem;
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: var(--transition-normal);
}

.industry-card:hover {
    background-color: rgba(255, 255, 255, 0.04);
    border-color: var(--color-secondary);
    transform: translateY(-5px);
}

.industry-icon {
    font-size: 2.25rem;
    color: var(--color-secondary);
    margin-bottom: 1.5rem;
}

.industry-card h3 {
    color: var(--color-bg-white);
    font-size: 1.35rem;
    margin-bottom: 1rem;
}

.industry-card p {
    color: rgba(248, 250, 252, 0.7);
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* CTA Section */
.cta-section {
    padding: 6rem 0;
    background-color: var(--color-secondary);
    color: var(--color-bg-white);
    text-align: center;
}

.cta-container {
    max-width: 800px;
}

.cta-section h2 {
    color: var(--color-bg-white);
    margin-bottom: 1.5rem;
}

.cta-section p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.15rem;
    margin-bottom: 2.5rem;
}

.cta-actions {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

/* Footer Styling */
.site-footer {
    background-color: var(--color-bg-dark);
    color: var(--color-text-white);
    padding: 6rem 0 0 0;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-container {
    display: grid;
    grid-template-columns: 1.5fr 0.8fr 1fr 1.2fr;
    gap: 4rem;
    padding-bottom: 4rem;
}

.footer-logo {
    height: 54px;
    width: auto;
    margin-bottom: 1.5rem;
}

.footer-brand-desc {
    color: rgba(248, 250, 252, 0.65);
    font-size: 0.95rem;
    margin-bottom: 2rem;
}

.footer-socials {
    display: flex;
    gap: 1rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background-color: rgba(255, 255, 255, 0.04);
    border-radius: 50%;
    font-size: 0.8rem;
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-text-white);
    transition: var(--transition-fast);
}

.social-link:hover {
    background-color: var(--color-secondary);
    transform: translateY(-2px);
}

.footer-title {
    color: var(--color-bg-white);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: var(--color-secondary);
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: rgba(248, 250, 252, 0.7);
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--color-secondary);
    padding-left: 5px;
}

.footer-contact-info li {
    margin-bottom: 1.25rem;
}

.contact-label {
    display: block;
    font-size: 0.75rem;
    font-family: var(--font-heading);
    text-transform: uppercase;
    color: var(--color-secondary);
    margin-bottom: 0.25rem;
    letter-spacing: 0.05em;
}

.contact-value {
    color: rgba(248, 250, 252, 0.8);
    font-size: 0.95rem;
}

a.contact-value:hover {
    color: var(--color-secondary);
}

.footer-bottom {
    background-color: #040B1A;
    padding: 2rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.footer-bottom-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: rgba(248, 250, 252, 0.45);
    font-size: 0.85rem;
}

.tech-tag {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0;
}

/* -------------------------------------------------------------
 * Products Page (products.php)
 * ------------------------------------------------------------- */
.page-hero {
    background-color: var(--color-bg-dark);
    padding-top: calc(var(--header-height) + 6rem);
    padding-bottom: 6rem;
    color: var(--color-bg-white);
    background-image: radial-gradient(circle at 50% 50%, rgba(12, 30, 63, 0.7) 0%, rgba(7, 19, 38, 0.98) 100%);
    text-align: center;
}

.page-hero h1 {
    color: var(--color-bg-white);
    margin-bottom: 1rem;
}

.page-hero-desc {
    color: rgba(248, 250, 252, 0.7);
    font-size: 1.15rem;
    max-width: 600px;
    margin: 0 auto;
}

.products-layout-section {
    padding: 6rem 0;
    background-color: var(--color-bg-light);
}

.products-filter-bar {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 4rem;
}

.filter-btn {
    background-color: var(--color-bg-white);
    border: 1px solid var(--color-border);
    padding: 0.75rem 1.75rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    border-radius: 4px;
    transition: var(--transition-normal);
}

.filter-btn:hover {
    border-color: var(--color-secondary);
    color: var(--color-secondary);
    background-color: rgba(230, 81, 0, 0.02);
}

.filter-btn.active {
    background-color: var(--color-secondary);
    border-color: var(--color-secondary);
    color: var(--color-bg-white);
}

/* -------------------------------------------------------------
 * Product Details Page (product.php)
 * ------------------------------------------------------------- */
.product-detail-section {
    padding: calc(var(--header-height) + 5rem) 0 8rem 0;
    background-color: var(--color-bg-white);
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 5rem;
    align-items: start;
}

.product-detail-gallery {
    position: sticky;
    top: calc(var(--header-height) + 2rem);
}

.product-detail-img-wrapper {
    background-color: var(--color-bg-light);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    overflow: hidden;
    padding: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.02);
}

.product-detail-image {
    max-height: 500px;
    width: auto;
    object-fit: contain;
    transition: var(--transition-slow);
}

.product-detail-image:hover {
    transform: scale(1.03);
}

.product-detail-info .product-category {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.75rem;
    display: block;
}

.product-title {
    font-size: clamp(2rem, 4vw, 2.5rem);
    margin-bottom: 1.5rem;
}

.product-description-text {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 2.5rem;
}

.product-specs-section {
    margin-bottom: 2.5rem;
}

.specs-title, .suitable-title {
    font-size: 1.2rem;
    border-bottom: 2px solid var(--color-secondary);
    display: inline-block;
    padding-bottom: 0.25rem;
    margin-bottom: 1.5rem;
}

/* Specifications Table */
.specs-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 2.5rem;
}

.specs-table td {
    padding: 1rem 0;
    border-bottom: 1px solid var(--color-border);
}

.spec-name {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--color-primary);
    width: 35%;
}

.spec-val {
    color: var(--color-text-light);
}

/* Suitable For / Bullet points */
.suitable-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem 2rem;
    margin-bottom: 3rem;
}

.suitable-list li {
    position: relative;
    padding-left: 1.5rem;
    font-size: 0.95rem;
    color: var(--color-text-dark);
}

.suitable-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: -1px;
    color: var(--color-secondary);
    font-weight: bold;
}

.product-detail-actions {
    display: flex;
    gap: 1.5rem;
}

/* -------------------------------------------------------------
 * Contact Page (contact.php)
 * ------------------------------------------------------------- */
.contact-section {
    padding: calc(var(--header-height) + 5rem) 0 8rem 0;
    background-color: var(--color-bg-light);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 5rem;
}

.contact-details-panel {
    background-color: var(--color-primary);
    color: var(--color-bg-white);
    padding: 4rem 3rem;
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.contact-details-panel h2 {
    color: var(--color-bg-white);
    margin-bottom: 1rem;
}

.contact-details-panel .desc {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 3rem;
}

.contact-panel-info li {
    margin-bottom: 2.5rem;
}

.contact-panel-info li:last-child {
    margin-bottom: 0;
}

.contact-panel-info .label {
    display: block;
    font-family: var(--font-heading);
    text-transform: uppercase;
    font-size: 0.75rem;
    color: var(--color-secondary-light);
    margin-bottom: 0.5rem;
    letter-spacing: 0.05em;
}

.contact-panel-info .value {
    color: var(--color-bg-white);
    font-size: 1.1rem;
    line-height: 1.5;
}

.form-wrapper {
    background-color: var(--color-bg-white);
    padding: 4rem 3.5rem;
    border-radius: 4px;
    border: 1px solid var(--color-border);
    box-shadow: 0 15px 40px rgba(12, 30, 63, 0.02);
}

.form-wrapper h3 {
    margin-bottom: 2rem;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.form-group.full-width {
    grid-column: span 2;
}

.form-group label {
    display: block;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
    color: var(--color-primary);
}

.form-control {
    width: 100%;
    padding: 0.875rem 1rem;
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--color-text-dark);
    background-color: var(--color-bg-light);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    transition: var(--transition-normal);
}

.form-control:focus {
    outline: none;
    background-color: var(--color-bg-white);
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 3px rgba(230, 81, 0, 0.1);
}

textarea.form-control {
    resize: vertical;
    min-height: 150px;
}

/* Form Status Messages */
.form-alert {
    padding: 1rem 1.5rem;
    border-radius: 4px;
    margin-bottom: 2rem;
    font-weight: 500;
    font-size: 0.95rem;
}

.form-alert-success {
    background-color: #E8F5E9;
    color: #2E7D32;
    border-left: 4px solid #2E7D32;
}

.form-alert-error {
    background-color: #FFEBEE;
    color: #C62828;
    border-left: 4px solid #C62828;
}

/* -------------------------------------------------------------
 * About Us Page (about.php)
 * ------------------------------------------------------------- */
.about-section {
    padding: calc(var(--header-height) + 5rem) 0 8rem 0;
    background-color: var(--color-bg-white);
}

.about-hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 5rem;
    align-items: center;
    margin-bottom: 8rem;
}

.about-vision-section {
    padding: 8rem 0;
    background-color: var(--color-bg-light);
}

.vision-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.vision-card {
    background-color: var(--color-bg-white);
    padding: 4rem 3rem;
    border-radius: 4px;
    border: 1px solid var(--color-border);
}

.vision-card h3 {
    margin-bottom: 1.5rem;
}

.values-list {
    margin-top: 1.5rem;
}

.values-list li {
    margin-bottom: 1.25rem;
    font-size: 0.95rem;
}

.values-list strong {
    color: var(--color-primary);
}

/* Responsive Breakpoints */
body.no-scroll {
    overflow: hidden;
}

@media (max-width: 1024px) {
    :root {
        --header-height: 70px;
    }
    
    .hero-grid,
    .intro-grid,
    .product-detail-grid,
    .contact-grid,
    .about-hero-grid,
    .vision-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .product-detail-gallery {
        position: static;
    }
    
    .footer-container {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .container {
        padding-left: 1.25rem;
        padding-right: 1.25rem;
    }

    /* Reduce vertical spacing on mobile to save screen estate */
    .company-intro,
    .categories-section,
    .featured-products,
    .industries-section,
    .about-vision-section,
    .about-section,
    .contact-section,
    .products-layout-section {
        padding: 4rem 0;
    }
    
    .cta-section {
        padding: 3.5rem 0;
    }

    .hero {
        padding-top: calc(var(--header-height) + 2rem);
        padding-bottom: 4rem;
        min-height: auto;
        text-align: center;
    }
    
    .hero-desc {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-image-wrapper {
        max-width: 280px;
        margin: 0 auto;
    }

    /* Padding adjustments for container cards to prevent narrow squeeze */
    .form-wrapper {
        padding: 2.5rem 1.5rem;
    }
    
    .contact-details-panel {
        padding: 3rem 1.5rem;
    }

    .vision-card {
        padding: 2.5rem 1.5rem;
    }

    .category-card {
        padding: 2.5rem 1.5rem;
    }

    .product-card-content {
        padding: 1.5rem;
    }

    .intro-features {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .feature-box {
        padding: 1.5rem;
    }

    .primary-navigation {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        height: calc(100vh - var(--header-height));
        background-color: var(--color-bg-white);
        border-top: 1px solid var(--color-border);
        transform: translateX(100%);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 999;
        overflow-y: auto;
    }
    
    .primary-navigation.open {
        transform: translateX(0);
    }
    
    .nav-menu {
        flex-direction: column;
        align-items: center;
        width: 100%;
        padding-top: 3rem;
        padding-bottom: 3rem;
        gap: 2rem;
    }
    
    .nav-menu li {
        width: 80%;
        text-align: center;
    }
    
    .nav-menu a {
        font-size: 1.25rem;
        display: block;
    }
    
    .mobile-nav-toggle {
        display: block;
    }
    
    /* Hamburger Menu Animation */
    .mobile-nav-toggle[aria-expanded="true"] .line1 {
        transform: translateY(9px) rotate(45deg);
    }
    
    .mobile-nav-toggle[aria-expanded="true"] .line2 {
        opacity: 0;
    }
    
    .mobile-nav-toggle[aria-expanded="true"] .line3 {
        transform: translateY(-9px) rotate(-45deg);
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .form-group.full-width {
        grid-column: span 1;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-bottom-container {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}