/* ============================================
   TRUE NORTH FACILITY GROUP - PREMIUM DESIGN
   Modern, Professional, Attractive
   With Contact Form & Mobile Optimization
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@600;700;800&family=Inter:wght@300;400;500;600;700&display=swap');

/* Root Variables */
:root {
    --primary: #0a2540;
    --primary-light: #1a4d7a;
    --secondary: #e8a537;
    --accent: #00b4d8;
    --dark: #0f1419;
    --light: #f8f9fa;
    --white: #ffffff;
    --text-dark: #1a1a1a;
    --text-light: #6b7280;
    --border: #e5e7eb;
    --success: #10b981;
    --error: #ef4444;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 20px 48px rgba(0, 0, 0, 0.15);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-dark);
    background-color: var(--white);
    line-height: 1.6;
    font-size: 16px;
    overflow-x: hidden;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--dark);
}

h1 {
    font-size: 4rem;
    letter-spacing: -0.02em;
    font-weight: 800;
}

h2 {
    font-size: 3rem;
    letter-spacing: -0.01em;
    font-weight: 700;
}

h3 {
    font-size: 1.75rem;
    font-weight: 700;
}

h4 {
    font-size: 1.25rem;
    font-weight: 600;
}

p {
    font-size: 1rem;
    margin-bottom: 1rem;
    color: #4b5563;
    /* Improved contrast from var(--text-light) */
    line-height: 1.8;
}

strong {
    font-weight: 600;
    color: var(--text-dark);
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }

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

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }

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

@keyframes float {

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

    50% {
        transform: translateY(-15px);
    }
}

.animate-fade-in-up,
.why-item,
.problem-section .container,
.industries-section .container {
    opacity: 0;
    transform: translateY(20px);
}

.animate-float {
    animation: float 4s ease-in-out infinite;
}

.animate-slide-in-left {
    animation: slideInLeft 0.8s ease-out;
}

.animate-slide-in-right {
    animation: slideInRight 0.8s ease-out;
}

.mobile-menu-toggle {
    display: none;
}

/* Header */
header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: #ffffff;
    /* Explicit white background */
    border-bottom: 1px solid var(--border);
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

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

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.2rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: padding 0.3s ease;
}

header.scrolled .header-content {
    padding: 0.8rem 2rem;
    /* Reduced padding on scroll */
}

header.scrolled .logo img {
    height: 60px;
    /* Reduced logo size on scroll */
}

.logo {
    flex-shrink: 0;
}

.logo img {
    height: 75px;
    /* Reduced from 90px */
    width: auto;
    display: block;
    transition: transform 0.3s ease;
}

.logo:hover img {
    transform: scale(1.05);
}

nav#nav-menu {
    display: flex;
    gap: 3rem;
    align-items: center;
}

nav a {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-dark);
    position: relative;
    transition: color 0.3s ease;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(to right, var(--secondary), var(--accent));
    transition: width 0.3s ease;
}

nav a:hover {
    color: var(--secondary);
}

nav a:hover::after {
    width: 100%;
}

.header-btn {
    padding: 0.6rem 1.2rem;
    font-size: 0.9rem;
    border-radius: 50px;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
    box-shadow: 0 4px 6px rgba(10, 37, 64, 0.1);
    margin-left: 2rem;
    display: inline-flex !important;
    /* Force visibility on desktop */
}

.header-btn::before {
    content: '📞';
    font-size: 1rem;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('../images/parallax-bg.jpg');
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    z-index: 1;
}

.hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top right, rgba(0, 180, 216, 0.1), transparent);
    z-index: 2;
}

.why-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 37, 64, 0.9);
    z-index: -1;
}

.hero-content {
    position: relative;
    z-index: 3;
    max-width: 900px;
    text-align: center;
    color: var(--white);
    padding: 4rem 2rem;
    animation: fadeInUp 1s ease-out;
}

.hero h1 {
    color: var(--white);
    margin-bottom: 1.5rem;
    font-size: 4.5rem;
    line-height: 1.1;
}

.hero .subtitle {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 2.5rem;
    font-weight: 300;
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.btn {
    padding: 1rem 2.5rem;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    font-family: 'Inter', sans-serif;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transition: left 0.3s ease;
    z-index: 0;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--secondary) 0%, #f0a500 100%);
    color: var(--white);
    box-shadow: 0 8px 24px rgba(232, 165, 55, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(232, 165, 55, 0.4);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.15);
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(10px);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.6);
    transform: translateY(-3px);
}

/* Sections */
section {
    padding: 5rem 2rem;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-title {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--dark);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 4px;
    background: linear-gradient(to right, var(--secondary), var(--accent));
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 3rem;
    max-width: 800px;
}

/* Problem Section with Image */
.problem-section {
    background: linear-gradient(135deg, var(--light) 0%, #f0f4f8 100%);
    position: relative;
    overflow: hidden;
}

.problem-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(0, 180, 216, 0.1), transparent);
    border-radius: 50%;
}

.problem-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.problem-section h2 {
    color: var(--dark);
    margin-bottom: 2rem;
    font-size: 2.8rem;
}

.problem-section p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    line-height: 1.9;
}

.problem-image {
    width: 100%;
    border-radius: 1rem;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

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

/* Services Section */
.services-section {
    background: var(--white);
    position: relative;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 2.5rem;
    margin-top: 3.5rem;
}

.service-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all 0.4s ease;
    position: relative;
    /* transition properties for animations */
    opacity: 0;
    transform: translateY(20px);
}

.service-card.visible,
.animate-fade-in-up.visible,
.why-item.visible,
.problem-section .container.visible,
.industries-section .container.visible {
    opacity: 1 !important;
    transform: translateY(0) !important;
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(to right, var(--secondary), var(--accent));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.service-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-image {
    height: 240px;
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
}

.service-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(10, 37, 64, 0.3), rgba(0, 180, 216, 0.1));
    opacity: 0;
    transition: opacity 0.4s ease;
}

.service-card:hover .service-image::after {
    opacity: 1;
}

.service-content {
    padding: 2.5rem;
}

.service-content h3 {
    color: var(--primary);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

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

.service-list {
    list-style: none;
    margin-bottom: 2rem;
}

.service-list li {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 0.9rem;
    font-size: 0.95rem;
    color: var(--text-light);
    align-items: flex-start;
}

.service-list li::before {
    content: '✓';
    color: var(--success);
    font-weight: bold;
    flex-shrink: 0;
    font-size: 1.2rem;
    margin-top: -2px;
}

.service-outcome {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--secondary);
    padding: 1rem;
    background: rgba(232, 165, 55, 0.08);
    border-left: 3px solid var(--secondary);
    border-radius: 0.25rem;
}

/* Industries Section */
.industries-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.industries-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(0, 180, 216, 0.15), transparent);
    border-radius: 50%;
}

.industries-section::after {
    content: '';
    position: absolute;
    bottom: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(232, 165, 55, 0.1), transparent);
    border-radius: 50%;
}

.industries-section h2 {
    color: var(--white);
    position: relative;
    z-index: 1;
}

.industries-section>.container>p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    position: relative;
    z-index: 1;
}

.industries-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 2.5rem;
    position: relative;
    z-index: 1;
}

.industries-list {
    list-style: none;
}

.industries-list li {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.2rem;
    font-size: 1.05rem;
    align-items: center;
}

.industries-list li::before {
    content: '◆';
    color: var(--secondary);
    flex-shrink: 0;
    font-size: 0.8rem;
}

.cta-section {
    padding: 5rem 2rem;
    text-align: center;
    color: var(--white);
    background: linear-gradient(rgba(10, 37, 64, 0.8), rgba(10, 37, 64, 0.9)), url('../images/cta-bg.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.industries-highlight {
    background: linear-gradient(rgba(10, 37, 64, 0.8), rgba(10, 37, 64, 0.9)), url('../images/cta-bg.jpg');
    background-size: cover;
    background-position: center;
    border: none;
    border-radius: 1rem;
    padding: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
}

.industries-highlight p {
    color: var(--white);
    font-size: 1.5rem;
    font-family: 'Playfair Display', serif;
    line-height: 1.4;
    text-align: center;
    margin-bottom: 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.industries-highlight p strong {
    color: var(--white);
}


/* Client Logo Hover Effect */
.clients-grid img:hover {
    filter: grayscale(0%) !important;
    opacity: 1 !important;
    transform: scale(1.05);
}

.why-section {
    background: var(--white);
    position: relative;
}

.why-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(232, 165, 55, 0.08), transparent);
    border-radius: 50%;
    pointer-events: none;
}

.why-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    margin-top: 3.5rem;
    position: relative;
    z-index: 1;
}

.why-item {
    display: flex;
    gap: 1.5rem;
    animation: fadeInUp 0.8s ease-out;
    padding: 2rem;
    background: var(--light);
    border-radius: 1rem;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

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

.why-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--secondary), var(--accent));
    color: var(--white);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-weight: bold;
    font-size: 1.8rem;
    box-shadow: 0 4px 12px rgba(232, 165, 55, 0.3);
}

.why-content h3 {
    color: var(--primary);
    margin-bottom: 0.75rem;
    font-size: 1.3rem;
}

.why-content p {
    color: var(--text-light);
    font-size: 0.95rem;
}

.why-quote {
    background: linear-gradient(135deg, rgba(232, 165, 55, 0.1), rgba(0, 180, 216, 0.1));
    border-left: 4px solid var(--secondary);
    border-radius: 0.75rem;
    padding: 2.5rem;
    margin-top: 3rem;
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--primary);
    font-style: italic;
    position: relative;
    z-index: 1;
}

.why-quote::before {
    content: '"';
    font-size: 4rem;
    color: var(--secondary);
    opacity: 0.2;
    position: absolute;
    top: -10px;
    left: 10px;
}

/* Promise Section */
.promise-section {
    background: linear-gradient(135deg, var(--light) 0%, #f0f4f8 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.promise-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 180, 216, 0.1), transparent);
    border-radius: 50%;
}

.promise-section h2 {
    color: var(--dark);
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}

.promise-section p {
    font-size: 1.15rem;
    max-width: 700px;
    margin: 0 auto;
    color: var(--text-light);
    position: relative;
    z-index: 1;
    line-height: 1.9;
}

/* Contact Section */
.contact-section {
    background: var(--white);
    position: relative;
}

.contact-section h2 {
    color: var(--dark);
    margin-bottom: 1.5rem;
}

.contact-section>.container>p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    color: var(--text-light);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
    align-items: start;
}

.contact-form {
    background: var(--light);
    border: 1px solid var(--border);
    border-radius: 1.5rem;
    padding: 2.5rem;
}

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

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

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.9rem 1rem;
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    background: var(--white);
    color: var(--text-dark);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0, 180, 216, 0.1);
}

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

.form-group.checkbox {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.form-group.checkbox input {
    width: auto;
    margin: 0;
}

.form-group.checkbox label {
    margin-bottom: 0;
    font-weight: 400;
}

.form-submit {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, var(--secondary) 0%, #f0a500 100%);
    color: var(--white);
    border: none;
    border-radius: 0.5rem;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 24px rgba(232, 165, 55, 0.3);
}

.form-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(232, 165, 55, 0.4);
}

.form-submit:active {
    transform: translateY(0);
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 0.5rem;
    display: none;
}

.form-message.success {
    background: rgba(16, 185, 129, 0.1);
    color: #059669;
    border: 1px solid #6ee7b7;
    display: block;
}

.form-message.error {
    background: rgba(239, 68, 68, 0.1);
    color: #dc2626;
    border: 1px solid #fca5a5;
    display: block;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    background: var(--light);
    border: 1px solid var(--border);
    border-radius: 0.75rem;
    padding: 1.25rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    border-color: var(--accent);
}

.contact-icon {
    font-size: 1.5rem;
    margin-bottom: 0;
    line-height: 1;
    margin-top: 0.2rem;
}

.contact-label {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.contact-value {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* Footer */
footer {
    background: linear-gradient(135deg, var(--dark) 0%, var(--primary) 100%);
    color: var(--white);
    padding: 4rem 2rem 2rem;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2.5rem;
    margin-bottom: 2.5rem;
}

.footer-section h4 {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--white);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.9rem;
    opacity: 0.85;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 0.95rem;
}

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

.footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
    opacity: 0.8;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .why-grid {
        grid-template-columns: 1fr;
    }

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

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

    .problem-wrapper {
        grid-template-columns: 1fr;
    }

    section {
        padding: 3.5rem 1.5rem;
    }
}

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

    h2 {
        font-size: 2rem;
    }

    h3 {
        font-size: 1.3rem;
    }

    section {
        padding: 2.5rem 1rem;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero .subtitle {
        font-size: 1.1rem;
    }

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

    .btn {
        width: 100%;
    }

    .header-btn {
        display: none !important;
        /* Hide prominent button on mobile header, keep menu clean */
    }

    nav#nav-menu {
        display: none;
    }

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

    .header-content {
        padding: 1rem 1.5rem;
    }

    .contact-form {
        padding: 1.5rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .problem-wrapper {
        grid-template-columns: 1fr;
    }

    .contact-wrapper {
        display: flex;
        flex-direction: column-reverse;
        gap: 2rem;
    }

    .header-btn {
        display: none;
        /* Hide prominent button on mobile header, keep menu clean */
    }

    /* Mobile Menu Styles */
    .mobile-menu-toggle {
        display: flex;
        /* Ensure it is flex */
        visibility: visible;
        flex-direction: column;
        justify-content: space-between;
        width: 30px;
        height: 24px;
        background: transparent;
        border: none;
        cursor: pointer;
        padding: 0;
        z-index: 1011;
        position: relative;
    }

    .mobile-menu-toggle .bar {
        width: 100%;
        height: 3px;
        background-color: var(--primary);
        border-radius: 10px;
        transition: all 0.3s ease;
    }

    .mobile-menu-toggle.active .bar:nth-child(1) {
        transform: translateY(10.5px) rotate(45deg);
    }

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

    .mobile-menu-toggle.active .bar:nth-child(3) {
        transform: translateY(-10.5px) rotate(-45deg);
    }

    nav#nav-menu {
        display: none;
        /* Initially hidden on mobile */
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        /* Full screen overlay on mobile */
        height: 100vh;
        background: #ffffff;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2.5rem;
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 1010;
    }

    nav#nav-menu.active {
        display: flex;
        right: 0;
    }

    nav#nav-menu a {
        font-size: 1.2rem;
    }

    /* Glassmorphism Fix for Mobile */
    .industries-highlight {
        padding: 1.5rem;
        backdrop-filter: none;
        background: rgba(255, 255, 255, 0.05);
    }
}

/* Client Logos Styles */
.clients-section {
    padding: 3rem 2rem;
    background: var(--light);
}

.clients-title {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    font-family: 'Inter', sans-serif;
    font-weight: 500;
}

.clients-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 3rem;
    opacity: 0.7;
    filter: grayscale(100%);
    transition: all 0.3s ease;
}

.clients-grid:hover {
    filter: grayscale(0%);
    opacity: 1;
}

.client-logo {
    max-height: 40px;
    width: auto;
    object-fit: contain;
}

@media (max-width: 480px) {
    .clients-grid {
        gap: 1.5rem;
    }

    .client-logo {
        max-height: 30px;
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mt-3 {
    margin-top: 3rem;
}

.mb-3 {
    margin-bottom: 3rem;
}

.relative {
    position: relative;
}

.z-1 {
    position: relative;
    z-index: 1;
}

/* Mobile Call Bar */
.mobile-call-bar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: var(--white);
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    z-index: 9999;
    padding: 1rem;
}

.mobile-call-bar .call-btn {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
    background: var(--primary);
    color: var(--white);
    padding: 0.8rem;
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: background 0.3s ease;
}

.mobile-call-bar .call-btn:active {
    transform: scale(0.98);
}

@media (max-width: 768px) {
    .mobile-call-bar {
        display: block;
    }

    body {
        padding-bottom: 80px;
        /* Prevent content from being hidden behind bar */
    }
}