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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #1f2937;
    background-color: #fafbfc;
    font-feature-settings: "kern" 1, "liga" 1;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
    letter-spacing: -0.025em;
}

h1 {
    font-size: 2.75rem;
    font-weight: 800;
}

h2 {
    font-size: 2.25rem;
    color: #1f2937;
    font-weight: 700;
}

h3 {
    font-size: 1.625rem;
    font-weight: 600;
}

h4 {
    font-size: 1.375rem;
    font-weight: 600;
}

p {
    margin-bottom: 1rem;
    color: #6b7280;
    font-size: 1rem;
    line-height: 1.7;
}

a {
    color: #3b82f6;
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: #1d4ed8;
}

/* Logo and Brand */
.logo-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

.logo-brand.centered {
    justify-content: center;
    text-align: center;
}

.logo {
    width: 64px;
    height: 64px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.brand-name {
    font-size: 2.25rem;
    font-weight: 800;
    color: #3b82f6;
    margin-bottom: 0;
    letter-spacing: -0.02em;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 50%, #e2e8f0 100%);
    padding: 6rem 0 5rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(59, 130, 246, 0.05) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(16, 185, 129, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.hero-title {
    font-size: 3.5rem;
    color: #1f2937;
    margin-bottom: 1.5rem;
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.03em;
    position: relative;
    z-index: 1;
}

.hero-subtitle {
    font-size: 1.375rem;
    color: #6b7280;
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.feature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: white;
    padding: 1.25rem 1.75rem;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
}

.feature:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12), 0 4px 8px rgba(0, 0, 0, 0.06);
}

.feature img {
    width: 28px;
    height: 28px;
}

.feature span {
    font-weight: 600;
    color: #1f2937;
    font-size: 0.95rem;
}

/* About Section */
.about {
    padding: 5rem 0;
    background-color: #ffffff;
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
}

.text-content {
    font-size: 1.1rem;
    line-height: 1.8;
}

.stats {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.stat {
    text-align: center;
    padding: 2rem 1.5rem;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-radius: 16px;
    border: 1px solid #e2e8f0;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.stat:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
}

.stat h3 {
    font-size: 2.5rem;
    color: #3b82f6;
    margin-bottom: 0.5rem;
    font-weight: 800;
}

.stat p {
    color: #6b7280;
    font-size: 0.9rem;
    font-weight: 500;
    margin: 0;
}

/* Symptoms Section */
.symptoms {
    padding: 5rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.symptoms h2 {
    text-align: center;
    margin-bottom: 4rem;
}

.symptoms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
}

.symptom-card {
    background: white;
    padding: 2.5rem 2rem;
    border-radius: 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.8);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.symptom-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12), 0 4px 8px rgba(0, 0, 0, 0.06);
}

.symptom-card img {
    width: 56px;
    height: 56px;
    margin-bottom: 1.5rem;
}

.symptom-card h3 {
    color: #1f2937;
    margin-bottom: 1.25rem;
    font-size: 1.375rem;
}

.symptom-card p {
    color: #6b7280;
    line-height: 1.7;
}

/* Treatments Section */
.treatments {
    padding: 5rem 0;
    background-color: #ffffff;
}

.treatments h2 {
    text-align: center;
    margin-bottom: 4rem;
}

.treatment-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.treatment-category {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    padding: 2.5rem 2rem;
    border-radius: 20px;
    text-align: center;
    border: 1px solid #e2e8f0;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.treatment-category:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

.treatment-category img {
    width: 56px;
    height: 56px;
    margin-bottom: 1.5rem;
}

.treatment-category h3 {
    color: #1f2937;
    margin-bottom: 2rem;
    font-size: 1.375rem;
}

.treatment-category ul {
    list-style: none;
    text-align: left;
}

.treatment-category li {
    padding: 0.75rem 0;
    border-bottom: 1px solid #e2e8f0;
    color: #6b7280;
    font-weight: 500;
    transition: color 0.2s ease;
}

.treatment-category li:hover {
    color: #374151;
}

.treatment-category li:last-child {
    border-bottom: none;
}

/* Diagnosis Section */
.diagnosis {
    padding: 5rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.diagnosis h2 {
    text-align: center;
    margin-bottom: 4rem;
}

.diagnosis-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2.5rem;
    margin-bottom: 4rem;
}

.step {
    background: white;
    padding: 2.5rem 2rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.8);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.step:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12), 0 4px 8px rgba(0, 0, 0, 0.06);
}

.step-number {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.375rem;
    margin: 0 auto 1.5rem;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.step h3 {
    color: #1f2937;
    margin-bottom: 1.25rem;
    font-size: 1.25rem;
}

.step p {
    color: #6b7280;
    line-height: 1.7;
}

/* Lifestyle Section */
.lifestyle {
    padding: 5rem 0;
    background-color: #ffffff;
}

.lifestyle h2 {
    text-align: center;
    margin-bottom: 4rem;
}

.lifestyle-tips {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
}

.tip-card {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid #e2e8f0;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.tip-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

.tip-card h3 {
    color: #1f2937;
    margin-bottom: 1.25rem;
    font-size: 1.375rem;
}

.tip-card p {
    color: #6b7280;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

/* Prevention Section */
.prevention {
    padding: 5rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.prevention h2 {
    text-align: center;
    margin-bottom: 4rem;
}

.prevention-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
}

.prevention-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.prevention-item {
    display: flex;
    align-items: start;
    gap: 1.25rem;
    background: white;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.8);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.prevention-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12), 0 4px 8px rgba(0, 0, 0, 0.06);
}

.prevention-item img {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
}

.prevention-item h3 {
    color: #1f2937;
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
}

.prevention-item p {
    color: #6b7280;
    line-height: 1.7;
    margin: 0;
}

/* Products Section */
.products {
    padding: 5rem 0;
    background-color: #ffffff;
}

.products h2 {
    text-align: center;
    margin-bottom: 4rem;
}

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

.product-card {
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12), 0 4px 8px rgba(0, 0, 0, 0.06);
}

.product-card h3 {
    color: #1f2937;
    margin: 2rem 2rem 1.25rem;
    font-size: 1.375rem;
}

.product-card p {
    margin: 0 2rem 2rem;
    color: #6b7280;
    line-height: 1.7;
}

.price {
    font-size: 1.375rem;
    font-weight: 700;
    color: #3b82f6;
    margin: 0 2rem 2rem;
}

.cta-button {
    display: block;
    width: calc(100% - 4rem);
    margin: 0 2rem 2rem;
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    color: white;
    padding: 1.25rem;
    text-align: center;
    border-radius: 12px;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.cta-button:hover {
    background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
    text-decoration: none;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

/* Contact Section */
.contact {
    padding: 5rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.contact h2 {
    text-align: center;
    margin-bottom: 4rem;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
}

.contact-item {
    display: flex;
    align-items: start;
    gap: 1.25rem;
    background: white;
    padding: 2.5rem 2rem;
    border-radius: 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.8);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
}

.contact-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12), 0 4px 8px rgba(0, 0, 0, 0.06);
}

.contact-item img {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
}

.contact-item h3 {
    color: #1f2937;
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
}

.contact-item a {
    color: #3b82f6;
    font-weight: 600;
}

.contact-item p {
    color: #6b7280;
    line-height: 1.6;
    margin: 0;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
    color: white;
    padding: 4rem 0 2rem;
}

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

.footer-section h3,
.footer-section h4 {
    color: white;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.footer-section p {
    color: #e5e7eb;
    line-height: 1.6;
}

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

.footer-section li {
    padding: 0.5rem 0;
    color: #e5e7eb;
    transition: color 0.2s ease;
}

.footer-section li:hover {
    color: #f3f4f6;
}

.footer-section a {
    color: #93c5fd;
    transition: color 0.2s ease;
}

.footer-section a:hover {
    color: #dbeafe;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 2.5rem;
    text-align: center;
}

.footer-bottom p {
    color: #e5e7eb;
    margin-bottom: 0.5rem;
}

.disclaimer {
    font-size: 0.875rem;
    color: #d1d5db;
    font-style: italic;
}

/* Image Styles */
.medical-image {
    width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.medical-image:hover {
    transform: scale(1.02);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.15);
}

.product-image {
    width: 100%;
    height: 240px;
    object-fit: cover;
    border-radius: 0;
}

.lifestyle-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 12px;
    margin-top: 1rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero {
        padding: 4rem 0 3rem 0;
    }
    
    .hero-title {
        font-size: 2.5rem;
        margin-bottom: 1rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
        margin-bottom: 2rem;
    }
    
    .hero-features {
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }
    
    .feature {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .prevention-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .brand-name {
        font-size: 2rem;
    }
    
    .logo {
        width: 56px;
        height: 56px;
    }
    
    .container {
        padding: 0 20px;
    }
    
    .diagnosis-steps {
        grid-template-columns: 1fr;
    }
    
    .lifestyle-tips {
        grid-template-columns: 1fr;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .symptoms-grid {
        grid-template-columns: 1fr;
    }
    
    .treatment-categories {
        grid-template-columns: 1fr;
    }
    
    .contact-info {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 3rem 0 2rem 0;
    }
    
    .hero-title {
        font-size: 2rem;
        line-height: 1.3;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
        margin-bottom: 1.5rem;
    }
    
    .logo-brand {
        justify-content: center;
        margin-bottom: 2.5rem;
    }
    
    .logo-brand.centered {
        flex-direction: column;
        gap: 1rem;
    }
    
    .brand-name {
        font-size: 1.75rem;
    }
    
    .logo {
        width: 52px;
        height: 52px;
    }
    
    .hero-features {
        gap: 1.5rem;
    }
    
    .feature {
        padding: 1rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .container {
        padding: 0 16px;
    }
    
    .symptom-card,
    .treatment-category,
    .step,
    .tip-card,
    .prevention-item,
    .contact-item {
        padding: 2rem 1.5rem;
    }
}

@media (max-width: 360px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .brand-name {
        font-size: 1.5rem;
    }
    
    .logo {
        width: 48px;
        height: 48px;
    }
    
    .feature {
        padding: 0.875rem 1.25rem;
        font-size: 0.85rem;
    }
    
    .feature img {
        width: 24px;
        height: 24px;
    }
    
    .container {
        padding: 0 12px;
    }
    
    .symptom-card,
    .treatment-category,
    .step,
    .tip-card,
    .prevention-item,
    .contact-item {
        padding: 1.5rem 1rem;
    }
}