/* OHNE - Occupational Health North East - Main Stylesheet */

/* Accessibility - Reduced Motion */
@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;
    }
}

/* Skip to main content link for accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-color);
    color: white;
    padding: 8px 16px;
    z-index: 9999;
    text-decoration: none;
}

.skip-link:focus {
    top: 0;
}

/* CSS Variables */
:root {
    --primary-color: #1e3a5f;
    --primary-light: #2d5a8a;
    --primary-dark: #0f1f33;
    --accent-color: #4a90a4;
    --accent-light: #6bb3c9;
    --success-color: #28a745;
    --text-dark: #2c3e50;
    --text-light: #6c757d;
    --text-white: #ffffff;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --border-color: #dee2e6;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
    --transition: all 0.3s ease;
    --max-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, Oxygen, Ubuntu, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
}

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

/* Logo Images */
.logo-img {
    height: 60px;
    width: auto;
    max-width: 280px;
}

.footer-logo-img {
    height: 50px;
    width: auto;
    max-width: 240px;
    filter: brightness(0) invert(1);
}


/* About Graphic */
.about-image-container {
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-graphic {
    max-width: 100%;
    height: auto;
}

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

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

ul {
    list-style: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--primary-color);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
}

/* Layout */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: 4rem 0;
}

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

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    margin-bottom: 1rem;
}

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

/* Header & Navigation */
.header {
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 1.2rem;
}

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

.logo-text .company-name {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1.2;
}

.logo-text .company-tagline {
    font-size: 0.75rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
}

.nav-links a {
    color: var(--text-dark);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
}

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

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

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

.nav-cta {
    background: var(--primary-color);
    color: var(--text-white) !important;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    font-weight: 500;
}

.nav-cta:hover {
    background: var(--primary-light);
    color: var(--text-white) !important;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 50%, var(--accent-color) 100%);
    color: var(--text-white);
    padding: 5rem 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 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='0.05'%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");
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero h1 {
    color: var(--text-white);
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.15);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.9rem;
    backdrop-filter: blur(5px);
}

.badge-icon {
    width: 20px;
    height: 20px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--bg-light);
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: transparent;
    color: var(--text-white);
    border: 2px solid var(--text-white);
}

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

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

.btn-accent:hover {
    background: var(--accent-light);
    color: var(--text-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

/* Feature Cards */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

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

.feature-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    padding: 12px;
}

.feature-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.feature-card h3 {
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: var(--text-light);
    margin-bottom: 0;
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

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

.service-header {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--text-white);
    padding: 1.5rem;
}

.service-header h3 {
    color: var(--text-white);
    margin-bottom: 0.25rem;
}

.service-header p {
    opacity: 0.9;
    font-size: 0.9rem;
    margin-bottom: 0;
}

.service-body {
    padding: 1.5rem;
}

.service-body ul {
    margin-bottom: 1.5rem;
}

.service-body li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-dark);
    border-bottom: 1px solid var(--border-color);
}

.service-body li:last-child {
    border-bottom: none;
}

.service-body li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
}

/* Industries */
.industries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1.5rem;
}

.industry-item {
    background: var(--bg-white);
    padding: 1.5rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

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

.industry-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: auto;
    margin-right: auto;
}

.industry-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.industry-item h4 {
    font-size: 1rem;
    color: var(--primary-color);
}

/* Stats Section */
.stats-section {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--text-white);
    padding: 3rem 0;
}

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

.stat-item h3 {
    font-size: 3rem;
    color: var(--text-white);
    margin-bottom: 0.5rem;
}

.stat-item p {
    font-size: 1rem;
    opacity: 0.9;
    margin-bottom: 0;
}

/* CTA Section */
.cta-section {
    background: var(--primary-dark);
    color: var(--text-white);
    padding: 4rem 0;
    text-align: center;
}

.cta-section h2 {
    color: var(--text-white);
    margin-bottom: 1rem;
}

.cta-section p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

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

.cta-contact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.1rem;
}

.cta-contact-item a {
    color: var(--text-white);
}

.cta-contact-item a:hover {
    color: var(--accent-light);
}

/* Contact Page Styles */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

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

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

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.contact-details h4 {
    margin-bottom: 0.25rem;
}

.contact-details p {
    color: var(--text-light);
    margin-bottom: 0;
}

.contact-details a {
    color: var(--primary-color);
    font-weight: 500;
}

.contact-form {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-dark);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

.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(74, 144, 164, 0.1);
}

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

/* About Page */
.about-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-image {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 12px;
    padding: 3rem;
    color: var(--text-white);
    text-align: center;
}

.about-image .years {
    font-size: 5rem;
    font-weight: 700;
    line-height: 1;
}

.about-image .years-text {
    font-size: 1.5rem;
    margin-top: 0.5rem;
}

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

.value-card {
    text-align: center;
    padding: 2rem;
}

.value-icon {
    width: 80px;
    height: 80px;
    background: var(--bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
}

/* Footer */
.footer {
    background: var(--primary-dark);
    color: var(--text-white);
    padding: 4rem 0 2rem;
}

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

.footer-brand p {
    opacity: 0.8;
    margin-top: 1rem;
    margin-bottom: 1.5rem;
}

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

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

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
}

.footer-links a:hover {
    color: var(--text-white);
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.8);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    margin-bottom: 0;
    opacity: 0.7;
    font-size: 0.9rem;
}

/* Page Headers */
.page-header {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--text-white);
    padding: 4rem 0;
    text-align: center;
}

.page-header h1 {
    color: var(--text-white);
    margin-bottom: 0.5rem;
}

.page-header p {
    opacity: 0.9;
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Service Detail Page */
.service-detail {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
}

.service-content h2 {
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.service-content ul {
    margin-bottom: 1.5rem;
}

.service-content li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.service-content li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

.service-sidebar {
    position: sticky;
    top: 100px;
}

.sidebar-card {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 12px;
    margin-bottom: 2rem;
}

.sidebar-card h4 {
    margin-bottom: 1rem;
}

/* Responsive */
@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .contact-grid,
    .about-intro {
        grid-template-columns: 1fr;
    }
    
    .service-detail {
        grid-template-columns: 1fr;
    }
    
    .service-sidebar {
        position: static;
    }
}

@media (max-width: 768px) {
    .header-inner {
        flex-wrap: wrap;
    }
    
    .nav {
        order: 3;
        width: 100%;
        flex-direction: column;
        gap: 1rem;
        max-height: 0;
        overflow: hidden;
        transition: var(--transition);
    }
    
    .nav.active {
        max-height: 500px;
        padding-top: 1rem;
    }
    
    .nav-links {
        flex-direction: column;
        width: 100%;
        text-align: center;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-bottom {
        justify-content: center;
        text-align: center;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cta-contact {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .hero-badges {
        flex-direction: column;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .logo-img {
        height: 45px;
        max-width: 200px;
    }
    
    .section {
        padding: 2.5rem 0;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    .feature-card, .service-card {
        padding: 1.5rem;
    }
    
    .industries-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .industry-item {
        padding: 1rem;
    }
    
    .industry-icon {
        width: 45px;
        height: 45px;
    }
}

/* Touch-friendly tap targets */
@media (pointer: coarse) {
    .btn {
        min-height: 48px;
        min-width: 48px;
    }
    
    .nav-links a {
        padding: 0.75rem 0;
    }
    
    .footer-links a {
        display: inline-block;
        padding: 0.5rem 0;
    }
}

/* Print styles */
@media print {
    .header, .footer, .cta-section, .hero-buttons, .btn {
        display: none;
    }
    
    .hero {
        background: none;
        color: black;
        padding: 1rem 0;
    }
    
    .hero h1, .hero p {
        color: black;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    a {
        color: black;
        text-decoration: underline;
    }
    
    .section {
        padding: 1rem 0;
    }
}