/* ===== CSS RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #ffffff;
}

/* ===== CSS VARIABLES ===== */
:root {
    --primary-color: #1e3a8a;        /* Koyu mavi */
    --secondary-color: #ff6b35;      /* Turuncu */
    --accent-color: #f8fafc;         /* Açık gri */
    --white: #ffffff;
    --text-dark: #1e293b;           /* Koyu gri */
    --text-light: #64748b;          /* Orta gri */
    --shadow: 0 4px 6px rgba(30, 58, 138, 0.1);
    --shadow-hover: 0 8px 25px rgba(30, 58, 138, 0.15);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

/* ===== UTILITY CLASSES ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), #2563eb);
    color: var(--white);
    box-shadow: var(--shadow);
    border: none;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #1e40af, var(--primary-color));
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

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

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

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 8px 16px;
    font-size: 0.9rem;
}

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

.btn-large {
    padding: 16px 32px;
    font-size: 1.1rem;
}

/* ===== HEADER & NAVIGATION ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: var(--transition);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.navbar {
    padding: 1rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-logo i {
    font-size: 2rem;
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    margin: 3px 0;
    transition: var(--transition);
}

/* ===== HERO SECTION ===== */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-description {
    font-size: 1.3rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.6;
}

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

.hero-image {
    position: relative;
    animation: fadeInRight 1s ease-out;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-hover);
}

/* ===== ABOUT SECTION ===== */
.about {
    padding: 80px 0;
    background: var(--white);
}

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

.about-text h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.about-text p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.features {
    display: grid;
    gap: 1.5rem;
}

.feature {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--accent-color);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

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

.feature i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-top: 0.5rem;
}

.feature h4 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

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

.about-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

/* ===== PRODUCTS SECTION ===== */
.products {
    padding: 80px 0;
    background: transparent;
}

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

.product-card {
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.product-image {
    height: 250px;
    overflow: hidden;
}

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

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-content {
    padding: 2rem;
}

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

.product-content p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

/* ===== HEALTH SECTION ===== */
.health {
    padding: 80px 0;
    background: var(--white);
}

.health-articles {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 0;
    margin: 0;
}

.health-article {
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    padding: 0;
    margin: 0;
}

.health-article:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.article-image {
    height: 200px;
    overflow: hidden;
}

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

.health-article:hover .article-image img {
    transform: scale(1.05);
}

.article-content {
    padding: 1.5rem !important;
}

.article-content h3 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 1rem !important;
    padding: 0;
}

.article-content p {
    color: var(--text-light);
    margin-bottom: 1rem !important;
    line-height: 1.6;
    padding: 0;
}

.read-more {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
    margin-top: 1rem;
    padding: 0;
}

.read-more:hover {
    color: var(--secondary-color);
    gap: 1rem;
}

/* ===== CTA SECTION ===== */
.cta {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-color), #2563eb);
    color: var(--white);
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

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

.cta .btn-primary:hover {
    background: #e55a2b;
    border-color: #e55a2b;
    color: var(--white);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-logo i {
    font-size: 2rem;
    color: var(--secondary-color);
}

.footer-section h3 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.footer-logo .logo-image {
    height: 35px;
    width: auto;
    object-fit: contain;
}

.footer-section h3 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.footer-section p {
    color: #ccc;
    line-height: 1.6;
    margin-bottom: 1rem;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #ccc;
    text-decoration: none;
    transition: var(--transition);
}

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

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    text-decoration: none;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--secondary-color);
    transform: translateY(-3px);
}

.contact-info p {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.contact-info i {
    color: var(--secondary-color);
    width: 20px;
}

.contact-info a {
    color: var(--white);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
}

.contact-info a:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

.footer-bottom {
    border-top: 1px solid #444;
    padding-top: 2rem;
    text-align: center;
    color: #ccc;
}

.footer-bottom a {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.footer-bottom a:hover {
    color: var(--white);
    text-decoration: underline;
}

/* Article Detail Pages Styles */
.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 100px 0 60px;
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.page-header p {
    font-size: 1.2rem;
    opacity: 0.9;
}

.article-content {
    padding: 80px 0;
    background: var(--white);
}

.article-wrapper {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.article-main {
    background: var(--white);
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.article-image {
    width: 100%;
    height: 400px;
    overflow: hidden;
}

.article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.article-text {
    padding: 40px;
}

.article-text h2 {
    color: var(--primary-color);
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 20px;
    border-bottom: 3px solid var(--secondary-color);
    padding-bottom: 15px;
}

.article-text h3 {
    color: var(--primary-color);
    font-size: 1.8rem;
    font-weight: 600;
    margin: 30px 0 20px;
}

.article-text h4 {
    color: var(--primary-color);
    font-size: 1.4rem;
    font-weight: 600;
    margin: 25px 0 15px;
}

.article-text p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 20px;
    font-size: 1.1rem;
}

/* Symptoms Grid */
.symptoms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.symptom-card {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding: 25px;
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 2px solid transparent;
}

.symptom-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    border-color: var(--secondary-color);
}

.symptom-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--white);
    font-size: 1.5rem;
}

.symptom-card h4 {
    color: var(--primary-color);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.symptom-card p {
    color: var(--text-light);
    line-height: 1.6;
    font-size: 1rem;
}

/* Hearing Levels */
.hearing-levels {
    margin: 30px 0;
}

.level-item {
    background: var(--white);
    border: 2px solid var(--accent-color);
    border-radius: 15px;
    padding: 25px;
    margin-bottom: 20px;
    transition: all 0.3s ease;
}

.level-item:hover {
    border-color: var(--secondary-color);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.level-item h4 {
    color: var(--primary-color);
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.level-item p {
    color: var(--text-light);
    line-height: 1.6;
    margin: 0;
}

/* Risk Factors */
.risk-factors {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.risk-category {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding: 25px;
    border-radius: 15px;
    border-left: 4px solid var(--secondary-color);
}

.risk-category h4 {
    color: var(--primary-color);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
}

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

.risk-category li {
    padding: 8px 0;
    padding-left: 20px;
    position: relative;
    color: var(--text-light);
    line-height: 1.5;
}

.risk-category li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
    font-size: 1.2rem;
}

/* Warning Signs */
.warning-signs {
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    border: 2px solid #fca5a5;
    border-radius: 15px;
    padding: 25px;
    margin: 30px 0;
}

.warning-signs h3 {
    color: #dc2626;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 20px;
    text-align: center;
}

.warning-item {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    padding: 10px;
    background: var(--white);
    border-radius: 10px;
    transition: transform 0.3s ease;
}

.warning-item:hover {
    transform: translateX(5px);
}

.warning-item i {
    color: #dc2626;
    font-size: 1.2rem;
    margin-right: 15px;
    width: 20px;
    text-align: center;
}

.warning-item p {
    color: var(--text-light);
    margin: 0;
    font-weight: 500;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 40px;
    border-radius: 20px;
    text-align: center;
    margin: 40px 0;
}

.cta-section h3 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.cta-section p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-buttons .btn {
    padding: 15px 30px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 25px;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.cta-buttons .btn-primary {
    background: var(--white);
    color: var(--primary-color);
    border: 2px solid var(--white);
}

.cta-buttons .btn-primary:hover {
    background: transparent;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

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

.cta-buttons .btn-secondary:hover {
    background: var(--white);
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* Article Sidebar */
.article-sidebar {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.sidebar-card {
    background: var(--white);
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.sidebar-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.sidebar-card h3 {
    color: var(--primary-color);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.sidebar-card p {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 20px;
}

.sidebar-card .btn {
    width: 100%;
    text-align: center;
    padding: 12px 20px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 25px;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

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

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

.sidebar-card .btn-primary {
    background: var(--primary-color);
    color: var(--white);
    border: 2px solid var(--primary-color);
}

.sidebar-card .btn-primary:hover {
    background: transparent;
    color: var(--primary-color);
    transform: translateY(-2px);
}

.related-links {
    list-style: none;
    padding: 0;
}

.related-links li {
    margin-bottom: 10px;
}

.related-links a {
    color: var(--text-light);
    text-decoration: none;
    padding: 8px 0;
    display: block;
    border-radius: 5px;
    transition: all 0.3s ease;
    padding-left: 15px;
    position: relative;
}

.related-links a::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}

.related-links a:hover {
    color: var(--primary-color);
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding-left: 20px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .article-wrapper {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .article-text {
        padding: 25px;
    }
    
    .article-text h2 {
        font-size: 1.8rem;
    }
    
    .article-text h3 {
        font-size: 1.5rem;
    }
    
    .symptoms-grid {
        grid-template-columns: 1fr;
    }
    
    .risk-factors {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons .btn {
        width: 100%;
        max-width: 250px;
    }
    
    .page-header h1 {
        font-size: 2.2rem;
    }
    
    .page-header p {
        font-size: 1rem;
    }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeInUp 1s ease-out;
}

.slide-up {
    animation: slideUp 1s ease-out 0.3s both;
}

/* ===== SCROLL ANIMATIONS ===== */
.scroll-animate {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.scroll-animate.animate {
    opacity: 1;
    transform: translateY(0);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

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

    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

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

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

    .hero-buttons {
        justify-content: center;
    }

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

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

    .cta-content h2 {
        font-size: 2rem;
    }

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

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero {
        padding: 100px 0 60px;
    }

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

    .section-title {
        font-size: 1.8rem;
    }

    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .products-grid,
    .health-articles {
        grid-template-columns: 1fr;
    }
}

/* ===== LAZY LOADING ===== */
img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.3s;
}

img[loading="lazy"].loaded {
    opacity: 1;
}

/* ===== PAGE HEADER ===== */
.page-header {
    padding: 120px 0 60px;
    background: linear-gradient(135deg, var(--primary-color), #2563eb);
    color: var(--white);
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* ===== CONTACT PAGE STYLES ===== */
.contact {
    padding: 80px 0;
    background: var(--white);
}

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

.contact-form-section h2 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.contact-form-section p {
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.contact-form {
    background: var(--accent-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.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 select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e0e0e0;
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(43, 122, 120, 0.1);
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.9rem;
    line-height: 1.4;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
}

.contact-info-card {
    background: var(--accent-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
}

.contact-info-card h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-top: 0.25rem;
}

.contact-item h4 {
    font-size: 1.1rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

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

.contact-item a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

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

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

.map-container {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    margin-bottom: 1rem;
}

.map-note {
    font-size: 0.9rem;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.map-note i {
    color: var(--primary-color);
}

/* ===== FAQ STYLES ===== */
.faq {
    padding: 80px 0;
    background: var(--accent-color);
}

.faq-content {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--accent-color);
}

.faq-question h3 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin: 0;
}

.faq-question i {
    color: var(--primary-color);
    transition: var(--transition);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer p {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-light);
    line-height: 1.6;
    margin: 0;
}

/* ===== PRODUCTS PAGE STYLES ===== */
.product-categories {
    padding: 60px 0 40px;
    background: var(--white);
}

.category-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 12px 24px;
    border: 2px solid var(--primary-color);
    background: transparent;
    color: var(--primary-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

.tab-btn.active,
.tab-btn:hover {
    background: var(--primary-color);
    color: var(--white);
}

.products-detailed {
    padding: 40px 0 80px;
    background: var(--accent-color);
}

.product-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--secondary-color);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    z-index: 2;
    box-shadow: 0 2px 8px rgba(255, 107, 53, 0.3);
}

.product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(43, 122, 120, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

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

.product-category {
    color: var(--secondary-color);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.product-features {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin: 1rem 0;
}

.feature-tag {
    background: var(--accent-color);
    color: var(--primary-color);
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

.product-price {
    margin: 1rem 0;
}

.price {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-color);
}

.product-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.product-actions .btn {
    flex: 1;
    min-width: 120px;
    text-align: center;
}

/* ===== PRODUCT COMPARISON ===== */
.product-comparison {
    padding: 80px 0;
    background: var(--white);
}

.comparison-table {
    overflow-x: auto;
    margin-top: 2rem;
}

.comparison-table table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.comparison-table th,
.comparison-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #e0e0e0;
}

.comparison-table th {
    background: var(--primary-color);
    color: var(--white);
    font-weight: 600;
}

.comparison-table tr:hover {
    background: var(--accent-color);
}

.text-success {
    color: #28a745;
}

.text-warning {
    color: #ffc107;
}

/* ===== ABOUT PAGE STYLES ===== */
.about-story {
    padding: 80px 0;
    background: var(--white);
}

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

.story-text h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.lead {
    font-size: 1.3rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.story-text p {
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.story-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.mission-vision {
    padding: 80px 0;
    background: var(--accent-color);
}

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

.mv-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

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

.mv-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.mv-icon i {
    font-size: 2rem;
    color: var(--white);
}

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

.mv-card p {
    color: var(--text-light);
    line-height: 1.6;
}

.team {
    padding: 80px 0;
    background: var(--white);
}

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

.team-member {
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.team-member:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.member-image {
    height: 250px;
    overflow: hidden;
}

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

.team-member:hover .member-image img {
    transform: scale(1.05);
}

.member-info {
    padding: 1.5rem;
}

.member-info h3 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.member-title {
    color: var(--secondary-color);
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.member-experience {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.member-description {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.member-specialties {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.specialty {
    background: var(--accent-color);
    color: var(--primary-color);
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

.statistics {
    padding: 80px 0;
    background: linear-gradient(135deg, #0f172a, #1e3a8a);
    color: var(--white);
    position: relative;
}

.statistics::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 1;
}

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

.stat-item {
    padding: 2.5rem 2rem;
    background: rgba(255, 255, 255, 0.95);
    border-radius: var(--border-radius);
    border: 2px solid rgba(255, 255, 255, 0.3);
    transition: var(--transition);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.stat-item:hover {
    background: rgba(255, 255, 255, 1);
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
    color: var(--primary-color);
    display: block;
    line-height: 1;
}

.stat-label {
    font-size: 1.2rem;
    color: var(--text-dark);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Vision & Mission Section */
.vision-mission {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.vision-mission-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 50px;
}

.vision-card, .mission-card {
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.vision-card:hover, .mission-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.vision-icon, .mission-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 30px;
    color: var(--white);
    font-size: 2rem;
}

.vision-card h3, .mission-card h3 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.vision-card p, .mission-card p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 20px;
}

.mission-card ul {
    text-align: left;
    list-style: none;
    padding: 0;
}

.mission-card li {
    margin-bottom: 15px;
    padding-left: 20px;
    position: relative;
    color: var(--text-light);
    line-height: 1.6;
}

.mission-card li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
    font-size: 1.2rem;
}

.mission-card strong {
    color: var(--primary-color);
    font-weight: 600;
}

@media (max-width: 768px) {
    .vision-mission-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .vision-card, .mission-card {
        padding: 30px 20px;
    }
    
    .vision-card h3, .mission-card h3 {
        font-size: 1.5rem;
    }
}

/* Test Instructions Section */
.test-instructions {
    padding: 60px 0;
    background: var(--white);
}

/* Test CTA Buttons */
.test-cta-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 20px;
    flex-wrap: wrap;
}

.test-cta-buttons .btn {
    padding: 12px 24px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 25px;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.test-cta-buttons .btn-primary {
    background: var(--primary-color);
    color: var(--white);
    border: 2px solid var(--primary-color);
}

.test-cta-buttons .btn-primary:hover {
    background: var(--white);
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.test-cta-buttons .btn-secondary {
    background: var(--secondary-color);
    color: var(--white);
    border: 2px solid var(--secondary-color);
}

.test-cta-buttons .btn-secondary:hover {
    background: var(--white);
    color: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

@media (max-width: 768px) {
    .test-cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .test-cta-buttons .btn {
        width: 100%;
        max-width: 250px;
        justify-content: center;
    }
}

.instructions-card {
    background: linear-gradient(135deg, var(--primary-color), #2563eb);
    color: var(--white);
    padding: 50px;
    border-radius: 20px;
    text-align: center;
}

.instructions-card h2 {
    font-size: 2.5rem;
    margin-bottom: 40px;
    font-weight: 700;
}

.instructions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.instruction-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.instruction-icon {
    width: 60px;
    height: 60px;
    background: var(--secondary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.5rem;
    color: var(--white);
}

.instruction-item h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    font-weight: 600;
}

.instruction-item p {
    line-height: 1.6;
    opacity: 0.9;
}

.test-warning {
    background: rgba(255, 193, 7, 0.2);
    border: 2px solid #ffc107;
    padding: 20px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.test-warning i {
    font-size: 1.5rem;
    color: #ffc107;
}

.test-warning p {
    margin: 0;
    font-weight: 500;
}

/* Test Interface Section */
.test-interface {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.test-container {
    background: var(--white);
    padding: 50px;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    max-width: 800px;
    margin: 0 auto;
}

.test-header {
    text-align: center;
    margin-bottom: 40px;
}

.test-header h2 {
    color: var(--primary-color);
    font-size: 2.5rem;
    margin-bottom: 10px;
    font-weight: 700;
}

.test-header p {
    color: var(--text-light);
    font-size: 1.1rem;
}

.test-controls {
    margin-bottom: 40px;
}

.volume-control {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 30px;
    padding: 20px;
    background: #f8fafc;
    border-radius: 10px;
}

.volume-control label {
    font-weight: 600;
    color: var(--text-dark);
    min-width: 120px;
}

.volume-control input[type="range"] {
    flex: 1;
    height: 8px;
    background: #e2e8f0;
    border-radius: 5px;
    outline: none;
    -webkit-appearance: none;
}

.volume-control input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    background: var(--secondary-color);
    border-radius: 50%;
    cursor: pointer;
}

.volume-control input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    background: var(--secondary-color);
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

.volume-control span {
    font-weight: 600;
    color: var(--primary-color);
    min-width: 50px;
    text-align: center;
}

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

.test-progress {
    margin-bottom: 40px;
}

.progress-bar {
    width: 100%;
    height: 10px;
    background: #e2e8f0;
    border-radius: 5px;
    overflow: hidden;
    margin-bottom: 15px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    width: 0%;
    transition: width 0.3s ease;
}

#test-status {
    text-align: center;
    color: var(--text-light);
    font-weight: 500;
}

.test-results {
    background: #f8fafc;
    padding: 30px;
    border-radius: 15px;
    border: 2px solid var(--primary-color);
}

.test-results h3 {
    color: var(--primary-color);
    font-size: 1.8rem;
    margin-bottom: 20px;
    text-align: center;
}

.result-card {
    background: var(--white);
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
}

.result-info h4 {
    color: var(--primary-color);
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.result-info p {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 20px;
}

.result-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.detail-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    background: #f8fafc;
    border-radius: 8px;
}

.detail-label {
    font-weight: 600;
    color: var(--text-dark);
}

.detail-value {
    color: var(--primary-color);
    font-weight: 600;
}

.test-recommendations {
    margin-top: 30px;
}

.test-recommendations h4 {
    color: var(--primary-color);
    font-size: 1.3rem;
    margin-bottom: 20px;
}

.recommendation-card {
    display: flex;
    align-items: center;
    gap: 20px;
    background: var(--white);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.recommendation-icon {
    width: 50px;
    height: 50px;
    background: var(--secondary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.recommendation-content h5 {
    color: var(--primary-color);
    font-size: 1.1rem;
    margin-bottom: 8px;
    font-weight: 600;
}

.recommendation-content p {
    color: var(--text-light);
    line-height: 1.5;
    margin: 0;
}

/* Test CTA Section */
.test-cta {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-color), #2563eb);
    color: var(--white);
}

.test-cta .cta-content {
    text-align: center;
}

.test-cta h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.test-cta p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.test-cta .cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

@media (max-width: 768px) {
    .instructions-card {
        padding: 30px 20px;
    }
    
    .instructions-card h2 {
        font-size: 2rem;
    }
    
    .instructions-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .test-container {
        padding: 30px 20px;
    }
    
    .test-header h2 {
        font-size: 2rem;
    }
    
    .volume-control {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }
    
    .volume-control label {
        min-width: auto;
        text-align: center;
    }
    
    .test-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .test-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .result-details {
        grid-template-columns: 1fr;
    }
    
    .recommendation-card {
        flex-direction: column;
        text-align: center;
    }
    
    .test-cta h2 {
        font-size: 2rem;
    }
    
    .test-cta .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .test-cta .cta-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
}

/* Product Gallery Styles */
.product-categories {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.category-btn {
    padding: 12px 24px;
    border: 2px solid var(--primary-color);
    background: var(--white);
    color: var(--primary-color);
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.category-btn.active,
.category-btn:hover {
    background: var(--primary-color);
    color: var(--white);
}

.product-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.gallery-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-cta {
    text-align: center;
    margin-top: 40px;
}

.gallery-cta .btn {
    padding: 15px 30px;
    font-size: 1.1rem;
}

/* Lightbox Styles */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 9999;
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.3s ease;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.lightbox-image {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: 10px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    animation: zoomIn 0.3s ease;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
    position: absolute;
    color: white;
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 10000;
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
    background: rgba(0, 0, 0, 0.8);
    transform: scale(1.1);
}

.lightbox-close {
    top: 20px;
    right: 20px;
}

.lightbox-prev {
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-next {
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-counter {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    background: rgba(0, 0, 0, 0.7);
    padding: 10px 20px;
    border-radius: 20px;
    font-size: 1rem;
    font-weight: 600;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes zoomIn {
    from { 
        opacity: 0;
        transform: scale(0.8);
    }
    to { 
        opacity: 1;
        transform: scale(1);
    }
}

/* Mobile Lightbox Adjustments */
@media (max-width: 768px) {
    .lightbox-content {
        max-width: 95%;
        max-height: 95%;
    }
    
    .lightbox-image {
        max-height: 70vh;
    }
    
    .lightbox-close,
    .lightbox-prev,
    .lightbox-next {
        width: 40px;
        height: 40px;
        font-size: 1.5rem;
    }
    
    .lightbox-close {
        top: 10px;
        right: 10px;
    }
    
    .lightbox-prev {
        left: 10px;
    }
    
    .lightbox-next {
        right: 10px;
    }
    
    .lightbox-counter {
        bottom: 10px;
        font-size: 0.9rem;
        padding: 8px 16px;
    }
}

@media (max-width: 768px) {
    .product-categories {
        gap: 10px;
    }
    
    .category-btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    .product-gallery {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 15px;
    }
    
    .gallery-item img {
        height: 200px;
    }
}

/* Product Information Section */
.product-info {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.info-content {
    max-width: 1000px;
    margin: 0 auto;
}

.info-content h2 {
    color: var(--primary-color);
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 30px;
    font-weight: 700;
}

.info-intro {
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    margin-bottom: 40px;
    text-align: center;
}

.info-intro p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
}

.product-types {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 40px;
}

.product-type-card {
    background: var(--white);
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-type-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.type-header {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.type-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
    color: var(--white);
    font-size: 1.5rem;
}

.type-header h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin: 0;
    font-weight: 700;
}

.type-content p {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 20px;
}

.advantages, .suitable-for, .models {
    margin-bottom: 20px;
}

.advantages h4, .suitable-for h4, .models h4 {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-bottom: 10px;
    font-weight: 600;
}

.advantages ul, .suitable-for ul, .models ul {
    list-style: none;
    padding: 0;
}

.advantages li, .suitable-for li, .models li {
    padding: 8px 0;
    padding-left: 20px;
    position: relative;
    color: var(--text-light);
    line-height: 1.5;
}

.advantages li::before, .suitable-for li::before, .models li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
    font-size: 1.1rem;
}

.selection-guide {
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    margin-bottom: 40px;
    text-align: center;
}

.selection-guide h3 {
    color: var(--primary-color);
    font-size: 1.8rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.selection-guide p {
    color: var(--text-light);
    line-height: 1.8;
    font-size: 1.1rem;
}

.why-choose-us {
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.why-choose-us h3 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 30px;
    font-weight: 700;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.benefit-item {
    padding: 20px;
    border-radius: 15px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    transition: transform 0.3s ease;
}

.benefit-item:hover {
    transform: translateY(-5px);
}

.benefit-item i {
    font-size: 2rem;
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.benefit-item h4 {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-bottom: 10px;
    font-weight: 600;
}

.benefit-item p {
    color: var(--text-light);
    font-size: 0.9rem;
    line-height: 1.5;
}

@media (max-width: 768px) {
    .product-types {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .product-type-card {
        padding: 20px;
    }
    
    .type-header {
        flex-direction: column;
        text-align: center;
    }
    
    .type-icon {
        margin-right: 0;
        margin-bottom: 15px;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .info-content h2 {
        font-size: 2rem;
    }
    
    .why-choose-us h3 {
        font-size: 1.5rem;
    }
}

.services {
    padding: 80px 0;
    background: var(--accent-color);
}

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

.service-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.service-card h3 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.service-card ul {
    list-style: none;
    padding: 0;
}

.service-card li {
    color: var(--text-light);
    padding: 0.25rem 0;
    position: relative;
    padding-left: 1.5rem;
}

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

.certifications {
    padding: 80px 0;
    background: var(--white);
}

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

.cert-item {
    text-align: center;
    padding: 2rem;
    background: var(--accent-color);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.cert-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.cert-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.cert-icon i {
    font-size: 2rem;
    color: var(--white);
}

.cert-item h3 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.cert-item p {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* ===== RESPONSIVE DESIGN FOR NEW PAGES ===== */
@media (max-width: 768px) {
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .story-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .category-tabs {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 1rem;
    }
    
    .tab-btn {
        white-space: nowrap;
        flex-shrink: 0;
    }
    
    .product-actions {
        flex-direction: column;
    }
    
    .product-actions .btn {
        flex: none;
    }
    
    .comparison-table {
        font-size: 0.9rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .stat-item {
        padding: 2rem 1.5rem;
    }
    
    .stat-number {
        font-size: 2.8rem;
    }
    
    .stat-label {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .page-header h1 {
        font-size: 2rem;
    }
    
    .story-text h2 {
        font-size: 2rem;
    }
    
    .lead {
        font-size: 1.1rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .stat-item {
        padding: 1.5rem 1rem;
    }
    
    .stat-number {
        font-size: 2.2rem;
    }
    
    .stat-label {
        font-size: 0.9rem;
    }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for keyboard navigation */
.btn:focus,
.nav-link:focus {
    outline: 2px solid var(--secondary-color);
    outline-offset: 2px;
}

/* ===== HEALTH PAGE STYLES ===== */
.health-nav {
    padding: 40px 0;
    background: var(--white);
    border-bottom: 1px solid #e2e8f0;
}

.health-nav-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.health-tab-btn {
    padding: 12px 24px;
    border: 2px solid var(--primary-color);
    background: transparent;
    color: var(--primary-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
    font-size: 0.9rem;
}

.health-tab-btn.active,
.health-tab-btn:hover {
    background: var(--primary-color);
    color: var(--white);
}

.health-content {
    padding: 60px 0;
    background: var(--accent-color);
}

.health-topic {
    display: none;
}

.health-topic.active {
    display: block;
}

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

.topic-header h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.topic-intro {
    font-size: 1.2rem;
    color: var(--text-light);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
}

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

.content-main h3 {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    margin-top: 2rem;
}

.content-main h3:first-child {
    margin-top: 0;
}

.content-main p {
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

/* Symptoms List */
.symptoms-list {
    display: grid;
    gap: 1.5rem;
    margin: 2rem 0;
}

.symptom-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.symptom-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.symptom-item i {
    font-size: 2rem;
    color: var(--secondary-color);
    margin-top: 0.5rem;
}

.symptom-item h4 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.symptom-item p {
    color: var(--text-light);
    margin: 0;
}

/* Causes Grid */
.causes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.cause-card {
    background: var(--white);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.cause-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.cause-card h4 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

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

/* Hearing Types */
.hearing-types {
    display: grid;
    gap: 1.5rem;
    margin: 2rem 0;
}

.type-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.type-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.type-card h4 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.type-card p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.type-card ul {
    list-style: none;
    padding: 0;
}

.type-card li {
    color: var(--text-light);
    padding: 0.25rem 0;
    position: relative;
    padding-left: 1.5rem;
}

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

/* Tinnitus Types */
.tinnitus-types {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.tinnitus-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.tinnitus-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.tinnitus-card h4 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.tinnitus-card p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.tinnitus-card ul {
    list-style: none;
    padding: 0;
}

.tinnitus-card li {
    color: var(--text-light);
    padding: 0.25rem 0;
    position: relative;
    padding-left: 1.5rem;
}

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

/* Causes List */
.causes-list {
    display: grid;
    gap: 1.5rem;
    margin: 2rem 0;
}

.cause-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.cause-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.cause-item i {
    font-size: 2rem;
    color: var(--secondary-color);
    margin-top: 0.5rem;
}

.cause-item h4 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.cause-item p {
    color: var(--text-light);
    margin: 0;
}

/* Treatment Methods */
.treatment-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.treatment-card {
    background: var(--white);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.treatment-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.treatment-card h4 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

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

/* Care Methods */
.care-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.method-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.method-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.method-card h4 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.method-card ul {
    list-style: none;
    padding: 0;
}

.method-card li {
    color: var(--text-light);
    padding: 0.5rem 0;
    position: relative;
    padding-left: 1.5rem;
}

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

/* Wax Info */
.wax-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.wax-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.wax-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.wax-card h4 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.wax-card p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.wax-card ul {
    list-style: none;
    padding: 0;
}

.wax-card li {
    color: var(--text-light);
    padding: 0.25rem 0;
    position: relative;
    padding-left: 1.5rem;
}

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

/* Health Tips */
.health-tips {
    display: grid;
    gap: 1.5rem;
    margin: 2rem 0;
}

.tip-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.tip-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.tip-item i {
    font-size: 2rem;
    color: var(--secondary-color);
    margin-top: 0.5rem;
}

.tip-item h4 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.tip-item p {
    color: var(--text-light);
    margin: 0;
}

/* Test Types */
.test-types {
    display: grid;
    gap: 2rem;
    margin: 2rem 0;
}

.test-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.test-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.test-card h4 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

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

.test-process h5 {
    font-size: 1.1rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.test-process ol {
    color: var(--text-light);
    padding-left: 1.5rem;
}

.test-process li {
    margin-bottom: 0.5rem;
}

/* Preparation Steps */
.preparation-steps {
    display: grid;
    gap: 1.5rem;
    margin: 2rem 0;
}

.step-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.step-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--secondary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.step-content h4 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.step-content p {
    color: var(--text-light);
    margin: 0;
}

/* Results Info */
.results-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.result-card {
    background: var(--white);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.result-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.result-card h4 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.result-card p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.result-card ul {
    list-style: none;
    padding: 0;
}

.result-card li {
    color: var(--text-light);
    padding: 0.25rem 0;
    position: relative;
    padding-left: 1.5rem;
}

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

/* Protection Methods */
.protection-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.protection-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.protection-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.protection-card h4 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.protection-card p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.protection-card ul {
    list-style: none;
    padding: 0;
}

.protection-card li {
    color: var(--text-light);
    padding: 0.5rem 0;
    position: relative;
    padding-left: 1.5rem;
}

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

/* Lifestyle Tips */
.lifestyle-tips {
    display: grid;
    gap: 2rem;
    margin: 2rem 0;
}

.tip-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.tip-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.tip-card h4 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.tip-card ul {
    list-style: none;
    padding: 0;
}

.tip-card li {
    color: var(--text-light);
    padding: 0.5rem 0;
    position: relative;
    padding-left: 1.5rem;
}

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

/* Food List */
.food-list {
    display: grid;
    gap: 1rem;
    margin: 1rem 0;
}

.food-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    background: var(--accent-color);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.food-item:hover {
    background: #f1f5f9;
}

.food-item i {
    font-size: 1.5rem;
    color: var(--secondary-color);
    margin-top: 0.25rem;
}

.food-item h5 {
    font-size: 1.1rem;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.food-item p {
    color: var(--text-light);
    margin: 0;
    font-size: 0.9rem;
}

/* Early Detection */
.early-detection {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.detection-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.detection-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.detection-card h4 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.detection-card p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.detection-card ul {
    list-style: none;
    padding: 0;
}

.detection-card li {
    color: var(--text-light);
    padding: 0.5rem 0;
    position: relative;
    padding-left: 1.5rem;
}

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

/* Content Sidebar */
.content-sidebar {
    position: sticky;
    top: 100px;
}

.info-box {
    background: var(--white);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
    transition: var(--transition);
}

.info-box:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.info-box h4 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.info-box p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.info-box ul {
    list-style: none;
    padding: 0;
}

.info-box li {
    color: var(--text-light);
    padding: 0.25rem 0;
    position: relative;
    padding-left: 1.5rem;
}

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

/* Stat Item */
.stat-item {
    text-align: center;
    padding: 1rem 0;
    border-bottom: 1px solid #e2e8f0;
}

.stat-item:last-child {
    border-bottom: none;
}

.stat-number {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-light);
}

/* Noise Levels */
.noise-levels {
    display: grid;
    gap: 0.5rem;
}

.level-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
}

.level-item.safe {
    background: #dcfce7;
    color: #166534;
}

.level-item.caution {
    background: #fef3c7;
    color: #92400e;
}

.level-item.danger {
    background: #fee2e2;
    color: #991b1b;
}

.level {
    font-weight: 600;
}

/* Responsive Design for Health Page */
@media (max-width: 768px) {
    .content-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .content-sidebar {
        position: static;
    }
    
    .health-nav-tabs {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 1rem;
    }
    
    .health-tab-btn {
        white-space: nowrap;
        flex-shrink: 0;
    }
    
    .topic-header h2 {
        font-size: 2rem;
    }
    
    .causes-grid,
    .hearing-types,
    .tinnitus-types,
    .treatment-methods,
    .results-info,
    .protection-methods,
    .early-detection {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .topic-header h2 {
        font-size: 1.8rem;
    }
    
    .topic-intro {
        font-size: 1rem;
    }
    
    .content-main h3 {
        font-size: 1.5rem;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #1e3a8a;
        --secondary-color: #ff6b35;
        --text-dark: #1e293b;
        --text-light: #64748b;
    }
}