@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;800&family=Montserrat:wght@600;800;900&display=swap');

:root {

    /* Brand Colors - Dark Industrial Precision */
    --color-primary: #3b82f6;
    /* Vibrant Electric Blue */
    --color-secondary: #2563eb;
    /* Deep Blue for depths/hover */
    --color-accent: #f97316;
    /* Industrial Orange (Safety/Action) */

    --color-text: #f1f5f9;
    /* Slate 100 - High legibility */
    --color-text-light: #cbd5e1;
    /* Slate 300 - Soft contrast */
    --color-text-muted: #64748b;
    /* Slate 500 */

    --color-surface: #1e293b;
    /* Slate 800 - Rich blue-grey */
    --color-surface-hover: #334155;
    /* Slate 700 */
    --color-background: #0f172a;
    /* Slate 900 - Deepest blue-black */

    --color-border: rgba(255, 255, 255, 0.1);
    /* Glass border */

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 20px rgba(59, 130, 246, 0.15);
    /* Restore blue glow */

    --font-family: 'Inter',
        system-ui,
        -apple-system,
        sans-serif;
    --max-width: 1400px;
    --border-radius: 12px;
    --transition-base: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Animations --- */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-10px);
    }

    100% {
        transform: translateY(0px);
    }
}

@keyframes gradientFlow {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

/* Scroll Reveal Classes */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-1 {
    transition-delay: 0.1s;
}

.reveal-delay-2 {
    transition-delay: 0.2s;
}

.reveal-delay-3 {
    transition-delay: 0.3s;
}


html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

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

body {
    font-family: var(--font-family);
    color: var(--color-text);
    background-color: var(--color-background);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    /* Smoother fonts on dark bg */
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s;
}

ul {
    list-style: none;
}

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

/* Utilities */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
}

.bg-light {
    background-color: var(--color-surface);
}

/* Typography */
h1,
h2,
h3 {
    font-weight: 800;
    line-height: 1.2;
    color: var(--color-text);
    letter-spacing: -0.02em;
}

h1 {
    font-size: 3.5rem;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

p {
    margin-bottom: 20px;
    color: var(--color-text-light);
    font-size: 1.1rem;
}

/* Header */
header {
    background-color: rgba(15, 23, 42, 0.6);
    /* Increased transparency */
    backdrop-filter: blur(20px);
    /* Stronger blur */
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    /* Subtle highlight */
    box-shadow: inset 0 20px 40px -10px rgba(59, 130, 246, 0.4);
    /* Top blue glow effect */
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 20px 0;
    transition: all 0.3s ease;
}

header.scrolled {
    padding: 15px 0;
    background-color: rgba(15, 23, 42, 0.85);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

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

.brand-wrapper {
    display: flex;
    align-items: center;
    gap: 0;
    /* No gap between logo and text */
}

/* Logo Styling */
.logo {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-left: 10px;
    /* Move slightly to the left as requested */
    /* Space between icon and text */
}

.logo a {
    display: flex;
    align-items: center;
    /* gap: 15px; Removed as it aligns items inside the anchor */
    text-decoration: none;
}

.logo img {
    height: 50px;
    /* Slightly larger as requested */
    width: auto;
    transition: transform 0.3s ease;
}

.logo-text-container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    line-height: 1.2;
    flex-direction: column;
    justify-content: center;
    line-height: 1.2;
    /* margin-left removed as we use flex gap or just direct proximity */
}

.logo-text-primary {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.8rem;
    font-weight: 900;
    color: #ffffff;
    letter-spacing: -0.5px;
}

.logo-tagline {
    font-family: 'Inter', sans-serif;
    font-size: 0.7rem;
    font-weight: 300;
    font-style: italic;
    color: #e0e0e0;
    margin-top: 2px;
    letter-spacing: 0.5px;
}

.logo:hover img {
    transform: scale(1.05);
    /* Restore hover effect */
}

.nav-links {
    display: flex;
    gap: 20px;
    align-items: center;
}

.nav-links a {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--color-text);
    transition: color 0.2s ease;
    white-space: nowrap;
}

.nav-links a:hover {
    color: var(--color-primary);
}

.cta-button {
    background-color: var(--color-primary);
    color: white !important;
    padding: 10px 20px;
    border-radius: 50px;
    font-weight: 600 !important;
    transition: background-color 0.2s;
}

.cta-button:hover {
    background-color: var(--color-secondary);
}

/* Dropdown Menu Styles */
.nav-links li {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
}

.dropdown-content {
    position: absolute;
    top: 100%;
    left: 0;
    width: 260px;
    /* Wide enough for text */
    background-color: var(--color-surface);
    /* Dark background */
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border-radius: 0 0 8px 8px;
    /* Rounded bottom */
    padding: 10px 0;
    z-index: 1000;

    /* Animation Properties */
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    border-top: 3px solid var(--color-primary);
}

.nav-links li:hover .dropdown-content {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-content li {
    width: 100%;
    display: block;
}

.dropdown-content a {
    display: block;
    padding: 12px 20px;
    color: #e2e8f0;
    /* Light text */
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: background 0.2s, color 0.2s;
    border-left: 3px solid transparent;
}

.dropdown-content a:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--color-primary);
    border-left-color: var(--color-primary);
    padding-left: 25px;
    /* Slight slide effect */
}

/* Chevron indicator */
.drop-icon {
    font-size: 0.7rem;
    margin-left: 6px;
    transition: transform 0.2s;
}

.nav-links li:hover .drop-icon {
    transform: rotate(180deg);
}

/* Hero Section */
.hero-section {
    background-color: var(--color-background);
    position: relative;
    padding: 160px 0;
    text-align: center;
    overflow: hidden;
}

.hero-slideshow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.slide.active {
    opacity: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(15, 23, 42, 0.7), rgba(15, 23, 42, 0.5));
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-section h1 {
    color: white;
    margin-bottom: 20px;
    background: linear-gradient(to right, #ffffff, #94a3b8, #ffffff);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
    animation: gradientFlow 5s ease infinite;
}

.hero-section p {
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin: 0 auto 40px;
    font-size: 1.25rem;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 50px;
    /* Pill shape */
    font-weight: 600;
    text-align: center;
    cursor: pointer;
}

.btn-primary {
    background-color: var(--color-accent);
    color: white;
    border: none;
}

.btn-primary:hover {
    background-color: #e64600;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px -5px rgba(249, 115, 22, 0.5);
}

.btn-primary {
    background-color: var(--color-accent);
    color: white;
    border: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transform: translateX(-100%);
    transition: 0.5s;
    z-index: -1;
}

.btn-primary:hover::after {
    transform: translateX(100%);
}

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

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

/* Products Grid */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.product-card {
    position: relative;
    height: 300px;
    border-radius: var(--border-radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 30px;
    color: white;
    background-color: var(--color-surface);
    /* Dark surface */
    background-size: cover;
    background-position: center;
    box-shadow: var(--shadow-md);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--color-border);
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.2) 60%, rgba(0, 0, 0, 0) 100%);
    z-index: 1;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg), 0 0 30px rgba(59, 130, 246, 0.2);
    border-color: rgba(59, 130, 246, 0.5);
}

.product-card:hover {
    background-size: 110%;
    /* Makes image zoom in slightly - implies bg image is set via style */
}

/* Note: Since bg image is set inline on .product-card, we can't transition background-size easily with just this. 
   Instead, we normally need a pseudo element or inner container. 
   However, for this quick win, we will rely on the transform. 
   But wait, let's try a better approach if the HTML structure allows.*/

/* Better Image Zoom approach: */
.product-card {
    /* Existing Props... */
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.4s ease, border-color 0.4s ease;
}


.product-card-content {
    position: relative;
    z-index: 2;
}

.product-card h3 {
    color: white;
    font-size: 1.5rem;
    margin-bottom: 8px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.product-card p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1rem;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    /* Added for standard compatibility */
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-card .btn-link {
    color: var(--color-accent);
    background: white;
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 0.85rem;
    text-align: center;
    align-self: flex-start;
    font-weight: 700;
    text-decoration: none;
}

.product-card .btn-link:hover {
    background: var(--color-accent);
    color: white;
}

.product-icon {
    display: none;
}

/* Form Styling */
.form-container {
    background: var(--color-surface);
    padding: 40px;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
    max-width: 800px;
    margin: 0 auto;
    border: 1px solid var(--color-border);
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-text);
}

.form-control {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
    background-color: rgba(255, 255, 255, 0.05);
    /* Slightly transparent dark input */
    color: white;
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.form-submit-btn {
    width: 100%;
    padding: 16px;
    background-color: var(--color-primary);
    color: white;
    border: none;
    border-radius: 4px;
    font-weight: 700;
    font-size: 1.1rem;
    cursor: pointer;
    transition: background-color 0.2s;
}

.form-submit-btn:hover {
    background-color: var(--color-secondary);
}

/* Footer */
footer {
    background-color: var(--color-background);
    /* Matching background */
    border-top: 1px solid var(--color-border);
    color: var(--color-text-light);
    text-align: center;
    padding: 60px 0;
    margin-top: auto;
}

.menu-toggle {
    display: none;
}

@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }

    .menu-toggle {
        display: block;
        font-size: 1.5rem;
        cursor: pointer;
        color: var(--color-text);
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--color-surface);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-lg);
    }



    .nav-links.active {
        display: flex;
    }
}

/* --- About Us Section Expansion --- */
.about-content-wrapper {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 2rem;
    margin-top: 1rem;
}

.about-text {
    flex: 1;
    min-width: 300px;
}

.about-image {
    flex: 1;
    min-width: 300px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    overflow: hidden;
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
}

.mission-vision-container {
    display: flex;
    gap: 1.5rem;
    margin-top: 2rem;
}

.mv-card {
    background: #fdfdfd;
    padding: 1.5rem;
    border-left: 4px solid var(--color-primary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    border-radius: 4px;
    flex: 1;
}

.mv-card h3 {
    margin-top: 0;
    font-size: 1.2rem;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.mv-card p {
    font-size: 0.95rem;
    color: #555;
    margin-bottom: 0;
}

/* --- Industries Served Section --- */
.industries-wrapper {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 3rem;
    justify-content: space-between;
}

.industries-text {
    flex: 1;
    min-width: 250px;
}

.industries-list {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    /* Fixed 2 columns */
    gap: 1.5rem;
    /* Better spacing */
}

.industries-list li {
    font-size: 1.1rem;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    color: #333;
    padding: 0;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    border: 1px solid transparent;
    cursor: pointer;
    min-height: 90px;
    /* Force uniform height */
    display: flex;
    align-items: center;
}

.industries-list li:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.1);
    border-color: var(--color-primary);
}

.industries-list li a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    height: 100%;
    padding: 15px 25px;
    text-decoration: none;
    color: inherit;
}

/* Text wrapper ensuring proper alignment */
.industries-list li a span {
    display: flex;
    align-items: center;
    gap: 15px;
    flex: 1;
}

/* Chevron */
.industries-list li a::after {
    content: '\f054';
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    margin-left: 10px;
    font-size: 0.9rem;
    color: #cbd5e1;
    transition: color 0.2s ease, transform 0.2s ease;
}

.industries-list li:hover a::after {
    color: var(--color-primary);
    transform: translateX(4px);
}

.industries-list li i {
    color: var(--color-primary);
    width: 25px;
    text-align: center;
    transition: transform 0.2s ease;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.industries-list li:hover i {
    transform: scale(1.1);
}

.industries-image {
    flex: 1;
    min-width: 300px;
    max-width: 500px;
}

.industries-image img {
    width: 100%;
    height: auto;
    border-radius: 50% 10% 50% 10%;
    /* Unique shape */
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

/* --- Raw Materials Section --- */
.materials-wrapper {
    display: flex;
    flex-wrap: wrap;
    flex-direction: row-reverse;
    /* Image on left/right alternate */
    align-items: center;
    gap: 3rem;
}

.materials-image {
    flex: 1;
    min-width: 300px;
}

.materials-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.materials-content {
    flex: 1.5;
    min-width: 300px;
}

.materials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.material-category h3 {
    font-size: 1.1rem;
    color: var(--color-secondary);
    border-bottom: 2px solid #eee;
    padding-bottom: 0.5rem;
    margin-bottom: 0.8rem;
}

.material-category ul {
    list-style: none;
    padding: 0;
}

.material-category ul li {
    margin-bottom: 0.4rem;
    font-size: 0.95rem;
    color: var(--color-text-light);
    position: relative;
    padding-left: 15px;
}

.material-category ul li::before {
    content: "•";
    color: var(--color-primary);
    font-weight: bold;
    position: absolute;
    left: 0;
}

@media (max-width: 768px) {
    .mission-vision-container {
        flex-direction: column;
        gap: 1rem;
    }

    .about-content-wrapper,
    .industries-wrapper,
    .materials-wrapper {
        flex-direction: column;
    }

    .materials-wrapper {
        flex-direction: column;
        /* Reset row-reverse on mobile */
    }

    .industries-image img {
        border-radius: 8px;
        /* Simpler shape on mobile */
    }
}



/* --- Industries Served Section --- */
.industries-wrapper {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 3rem;
    justify-content: space-between;
}

.industries-text {
    flex: 1;
    min-width: 250px;
}

.industries-list {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.industries-list li {
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px;
    background: #fff;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    color: #333;
}

.industries-list li i {
    color: var(--color-primary);
    width: 25px;
    text-align: center;
}

.industries-image {
    flex: 1;
    min-width: 300px;
    max-width: 500px;
}

.industries-image img {
    width: 100%;
    height: auto;
    border-radius: 50% 10% 50% 10%;
    /* Unique shape */
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

/* --- Raw Materials Section --- */
.materials-wrapper {
    display: flex;
    flex-wrap: wrap;
    flex-direction: row-reverse;
    /* Image on left/right alternate */
    align-items: center;
    gap: 3rem;
}

.materials-image {
    flex: 1;
    min-width: 300px;
}

.materials-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.materials-content {
    flex: 1.5;
    min-width: 300px;
}

.materials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.material-category h3 {
    font-size: 1.1rem;
    color: var(--color-secondary);
    border-bottom: 2px solid #eee;
    padding-bottom: 0.5rem;
    margin-bottom: 0.8rem;
}

.material-category ul {
    list-style: none;
    padding: 0;
}

.material-category ul li {
    margin-bottom: 0.4rem;
    font-size: 0.95rem;
    color: var(--color-text-light);
    position: relative;
    padding-left: 15px;
}

.material-category ul li::before {
    content: "•";
    color: var(--color-primary);
    font-weight: bold;
    position: absolute;
    left: 0;
}

@media (max-width: 768px) {
    .mission-vision-container {
        flex-direction: column;
        gap: 1rem;
    }

    .about-content-wrapper,
    .industries-wrapper,
    .materials-wrapper {
        flex-direction: column;
    }

    .materials-wrapper {
        flex-direction: column;
        /* Reset row-reverse on mobile */
    }

    .industries-image img {
        border-radius: 8px;
        /* Simpler shape on mobile */
    }
}

/* --- Our Values Section --- */
.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    justify-content: center;
}

@media (max-width: 992px) {
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .values-grid {
        grid-template-columns: 1fr;
    }
}

.value-card {
    background: var(--color-surface);
    padding: 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    border-top: 4px solid var(--color-primary);
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
}

.value-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.value-icon {
    font-size: 3.5rem;
    color: var(--color-accent);
    margin-bottom: 1.5rem;
    display: inline-block;
    /* Removed circle background styles to focus on the symbol */
}

.value-card h3 {
    margin-bottom: 1rem;
    color: white;
}

.value-card p {
    font-size: 0.95rem;
    color: var(--color-text-light);
    margin-bottom: 0;
}

/* --- Enterprise Catalog Styling (Phase 1) --- */
.product-detail-section {
    padding: 80px 0;
    border-bottom: 1px solid var(--color-border);
}

.product-detail-section:last-child {
    border-bottom: none;
}

.product-detail-layout {
    display: flex;
    gap: 4rem;
    align-items: center;
}

.product-image-col {
    flex: 1;
    min-width: 300px;
}

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

.product-image-container::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top right, rgba(59, 130, 246, 0.1), transparent);
    pointer-events: none;
}

.product-info-col {
    flex: 1.2;
    min-width: 300px;
}

.tech-specs-table {
    width: 100%;
    margin: 1.5rem 0 2rem;
    border-collapse: collapse;
    font-size: 0.95rem;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 8px;
    overflow: hidden;
}

.tech-specs-table th,
.tech-specs-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.tech-specs-table th {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text);
    font-weight: 600;
    width: 35%;
}

.tech-specs-table td {
    color: var(--color-text-light);
    font-family: 'Inter', monospace;
    /* Tech feel for data */
}

.tech-specs-table tr:last-child th,
.tech-specs-table tr:last-child td {
    border-bottom: none;
}

/* --- Trust & Compliance Badges --- */
.trust-bar {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 3rem;
    margin-top: 3rem;
    opacity: 0.8;
}

.trust-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--color-text-muted);
}

.trust-badge i {
    font-size: 1.8rem;
    color: var(--color-text-light);
}

.trust-badge span {
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* --- Form Enhancements --- */
.form-section-title {
    font-size: 0.9rem;
    text-transform: uppercase;
    color: var(--color-text-muted);
    letter-spacing: 1.5px;
    margin: 1.5rem 0 1rem;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 5px;
}

@media (max-width: 768px) {
    .product-detail-layout {
        flex-direction: column;
        gap: 2rem;
    }

    .trust-bar {
        gap: 1.5rem;
    }
}

/* --- Phase 2: Spring Calculator UI --- */
.calculator-wrapper {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    align-items: flex-start;
}

.calc-inputs {
    flex: 1;
    min-width: 300px;
}

.calc-results {
    flex: 0.8;
    min-width: 280px;
    background: rgba(15, 23, 42, 0.5);
    border-radius: 12px;
    padding: 2rem;
    border: 1px solid rgba(59, 130, 246, 0.2);
    text-align: center;
    position: sticky;
    top: 100px;
}

.calc-result-value {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
    margin: 1rem 0 0.5rem;
    font-family: 'Montserrat', sans-serif;
    text-shadow: 0 0 20px rgba(59, 130, 246, 0.4);
}

.calc-result-unit {
    font-size: 1rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.range-slider-container {
    margin-bottom: 1.5rem;
}

.range-label {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--color-text-light);
}

input[type="range"] {
    width: 100%;
    height: 6px;
    background: var(--color-surface-hover);
    border-radius: 3px;
    outline: none;
    -webkit-appearance: none;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    background: var(--color-primary);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.5);
    transition: transform 0.1s;
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

/* --- Phase 2: Material Guide UI --- */
.material-matrix {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0 8px;
    margin-top: 1rem;
}

.material-matrix th {
    text-align: left;
    padding: 1rem;
    color: var(--color-text-muted);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.material-matrix tr.mat-row {
    background: var(--color-surface);
    transition: transform 0.2s;
}

.material-matrix tr.mat-row:hover {
    transform: scale(1.01);
    box-shadow: var(--shadow-md);
    background: var(--color-surface-hover);
}

.material-matrix td {
    padding: 1.2rem 1rem;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.material-matrix td:first-child {
    border-left: 1px solid var(--color-border);
    border-top-left-radius: 8px;
    border-bottom-left-radius: 8px;
    font-weight: 700;
    color: var(--color-text);
}

.material-matrix td:last-child {
    border-right: 1px solid var(--color-border);
    border-top-right-radius: 8px;
    border-bottom-right-radius: 8px;
}

.rating-dots {
    color: var(--color-accent);
    letter-spacing: 2px;
}

/* --- Phase 3: Industry Vertical Styling --- */
.industry-hero {
    height: 60vh;
    min-height: 400px;
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    margin-top: -81px;
    /* Offset header */
}

.industry-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(rgba(15, 23, 42, 0.4), var(--color-background));
    z-index: 1;
}

.industry-hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 20px;
}

.industry-hero h1 {
    font-size: 4rem;
    margin-bottom: 1rem;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.industry-hero .lead {
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 300;
}

.compliance-sidebar {
    background: var(--color-surface);
    padding: 2rem;
    border-radius: 8px;
    border: 1px solid var(--color-border);
    position: sticky;
    top: 100px;
}

.compliance-list {
    list-style: none;
    margin-top: 1rem;
}

.compliance-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--color-text-light);
}

.compliance-list li i {
    color: var(--color-accent);
}

.application-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.app-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 2rem;
    transition: transform 0.3s ease;
}

.app-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-primary);
}

.app-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: white;
}