/* CSS Variables */
:root {
    --primary-navy: #1e3a5f;
    --secondary-navy: #2d5986;
    --light-blue: #e8f1f8;
    --accent-gold: #d4a574;
    --text-dark: #2c3e50;
    --text-light: #6b7280;
    --white: #ffffff;
    --off-white: #f9fafb;
    --success-green: #10b981;
    --whatsapp-green: #25d366;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Lato', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--white);
    overflow-x: hidden;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Cormorant Garamond', serif;
    font-weight: 600;
    line-height: 1.2;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(30, 58, 95, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

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

.logo-section {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-img {
    width: 50px;
    height: 50px;
}

.logo-text .clinic-name {
    font-size: 1.8rem;
    color: var(--primary-navy);
    margin: 0;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.logo-text .clinic-subtitle {
    font-size: 0.85rem;
    color: var(--text-light);
    margin: 0;
    font-family: 'Lato', sans-serif;
}

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

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-navy);
    transition: all 0.3s ease;
}

.nav-links {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-navy);
    transition: width 0.3s ease;
}

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

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

/* Buttons */
.btn-primary, .btn-secondary, .btn-whatsapp {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--primary-navy);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(30, 58, 95, 0.2);
}

.btn-primary:hover {
    background: var(--secondary-navy);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(30, 58, 95, 0.3);
}

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

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

.btn-whatsapp {
    background: var(--whatsapp-green);
    color: var(--white);
}

.btn-whatsapp:hover {
    background: #128c7e;
    transform: translateY(-2px);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* Hero Section */
.hero {
    margin-top: 80px;
    min-height: 90vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 4rem 0;
    background: linear-gradient(135deg, #f9fafb 0%, #e8f1f8 100%);
}

.hero-background {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1000 1000'%3E%3Cdefs%3E%3CradialGradient id='grad' cx='50%25' cy='50%25' r='50%25'%3E%3Cstop offset='0%25' style='stop-color:%231e3a5f;stop-opacity:0.05' /%3E%3Cstop offset='100%25' style='stop-color:%231e3a5f;stop-opacity:0' /%3E%3C/radialGradient%3E%3C/defs%3E%3Ccircle cx='500' cy='500' r='500' fill='url(%23grad)' /%3E%3C/svg%3E") center/cover no-repeat;
    opacity: 0.6;
    z-index: 0;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.tagline {
    font-size: 1.5rem;
    color: var(--accent-gold);
    font-weight: 500;
    margin-bottom: 1rem;
    animation: fadeInUp 0.8s ease;
}

.hero-heading {
    font-size: 3.5rem;
    color: var(--primary-navy);
    margin-bottom: 1.5rem;
    line-height: 1.1;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-description {
    font-size: 1.15rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.8;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-highlight {
    background: var(--light-blue);
    border-left: 4px solid var(--primary-navy);
    padding: 1.25rem 1.5rem;
    margin-bottom: 2rem;
    border-radius: 0 8px 8px 0;
    animation: fadeInUp 0.8s ease 0.6s both;
}

.hero-highlight p {
    font-size: 1.2rem;
    color: var(--primary-navy);
    font-weight: 600;
    margin: 0;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.8s both;
}

.hero-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
    animation: fadeInRight 1s ease 0.5s both;
}

.feature-card {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(30, 58, 95, 0.08);
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(30, 58, 95, 0.15);
}

.feature-icon {
    font-size: 1.8rem;
}

.feature-card p {
    margin: 0;
    color: var(--text-dark);
    font-weight: 500;
}

/* Services Section */
.services {
    padding: 6rem 0;
    background: var(--white);
}

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

.section-title {
    font-size: 3rem;
    color: var(--primary-navy);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto;
}

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

.service-card {
    background: var(--off-white);
    padding: 2.5rem;
    border-radius: 16px;
    border: 2px solid transparent;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-navy), var(--secondary-navy));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

.service-card:hover {
    border-color: var(--primary-navy);
    background: var(--white);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(30, 58, 95, 0.15);
}

.service-card-highlight {
    background: linear-gradient(135deg, var(--primary-navy) 0%, var(--secondary-navy) 100%);
    color: var(--white);
}

.service-card-highlight .service-title,
.service-card-highlight .service-description {
    color: var(--white);
}

.service-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--light-blue);
    margin-bottom: 1rem;
    font-family: 'Cormorant Garamond', serif;
}

.service-card-highlight .service-number {
    color: rgba(255, 255, 255, 0.3);
    font-size: 3.5rem;
}

.service-title {
    font-size: 1.6rem;
    color: var(--primary-navy);
    margin-bottom: 1rem;
}

.service-description {
    color: var(--text-light);
    line-height: 1.7;
}

/* About Section */
.about {
    padding: 6rem 0;
    background: linear-gradient(135deg, #e8f1f8 0%, #f9fafb 100%);
}

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

.about-image-placeholder {
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
    background: var(--white);
    border-radius: 50%;
    box-shadow: 0 10px 40px rgba(30, 58, 95, 0.15);
    overflow: hidden;
    aspect-ratio: 1 / 1;
}

.about-image-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.doctor-name {
    font-size: 2.5rem;
    color: var(--primary-navy);
    margin: 1rem 0;
}

.about-description {
    font-size: 1.15rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.qualifications, .experience {
    margin: 2rem 0;
}

.qualifications-title, .experience-title {
    font-size: 1.5rem;
    color: var(--primary-navy);
    margin-bottom: 1rem;
    font-family: 'Cormorant Garamond', serif;
}

.qualifications-list, .experience-list {
    list-style: none;
    padding-left: 0;
}

.qualifications-list li, .experience-list li {
    padding: 0.75rem 0;
    padding-left: 2rem;
    position: relative;
    color: var(--text-dark);
    line-height: 1.6;
}

.qualifications-list li::before, .experience-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-navy);
    font-weight: bold;
    font-size: 1.2rem;
}

.about-philosophy {
    font-size: 1.15rem;
    color: var(--primary-navy);
    font-style: italic;
    padding: 1.5rem;
    background: var(--white);
    border-radius: 8px;
    border-left: 4px solid var(--accent-gold);
    margin-top: 2rem;
}

/* Contact Section */
.contact {
    padding: 6rem 0;
    background: var(--white);
}

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

.contact-description {
    font-size: 1.15rem;
    color: var(--text-light);
    margin-bottom: 3rem;
}

.contact-details {
    margin-bottom: 3rem;
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    align-items: flex-start;
}

.contact-icon {
    font-size: 2rem;
    min-width: 50px;
    text-align: center;
}

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

.contact-text p, .contact-text a {
    color: var(--text-light);
    margin: 0;
    line-height: 1.6;
}

.contact-text a {
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-text a:hover {
    color: var(--primary-navy);
}

.contact-buttons {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.contact-map {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(30, 58, 95, 0.15);
}

/* Footer */
.footer {
    background: var(--primary-navy);
    color: var(--white);
    padding: 3rem 0 1.5rem;
}

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

.footer-section h3, .footer-section h4 {
    margin-bottom: 1rem;
    color: var(--white);
}

.footer-tagline {
    color: var(--accent-gold);
    font-style: italic;
}

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

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

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

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

/* 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);
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .hero-features {
        grid-template-columns: 1fr;
    }

    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

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

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 2rem;
        box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        transition: left 0.3s ease;
        align-items: flex-start;
    }

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

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

    .tagline {
        font-size: 1.2rem;
    }

    .section-title {
        font-size: 2.2rem;
    }

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

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

    .btn-large {
        width: 100%;
        text-align: center;
    }

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

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

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

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

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

    .logo-text .clinic-name {
        font-size: 1.4rem;
    }

    .logo-img {
        width: 40px;
        height: 40px;
    }
}