/* 
 * Dr. Anurag Gupta - Dermatology Website
 * Style: Classic & Elegant
 * Palette: Deep Navy (#0F172A) + Warm Gold (#C5A059)
 */

:root {
    --color-primary: #0F172A;      /* Deep Navy */
    --color-secondary: #1E293B;    /* Lighter Navy */
    --color-gold: #C5A059;         /* Warm Gold */
    --color-gold-light: #D4AF6E;
    --color-text: #334155;         /* Slate Gray */
    --color-text-light: #64748B;
    --color-bg: #FFFFFF;
    --color-bg-alt: #F8FAFC;       /* Very light blue-gray */
    --color-border: #E2E8F0;
    
    --font-serif: 'Cormorant Garamond', serif;
    --font-sans: 'Lato', sans-serif;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    --radius: 4px;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
    font-size: 16px;
}

h1, h2, h3, h4 {
    font-family: var(--font-serif);
    color: var(--color-primary);
    font-weight: 600;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Typography */
.section-eyebrow {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: var(--spacing-sm);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto;
}

.lead {
    font-size: 1.25rem;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--color-primary);
    color: #fff;
}

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

.btn-gold {
    background-color: var(--color-gold);
    color: #fff;
}

.btn-gold:hover {
    background-color: var(--color-gold-light);
    transform: translateY(-2px);
}

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

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

.full-width {
    width: 100%;
    justify-content: center;
}

/* Header */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    transition: all 0.3s ease;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

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

.logo-icon {
    display: flex;
    align-items: center;
}

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

.logo-name {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-primary);
    line-height: 1.2;
}

.logo-sub {
    font-family: var(--font-sans);
    font-size: 0.625rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-gold);
}

.main-nav ul {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    list-style: none;
}

.main-nav a {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text);
}

.main-nav a:hover {
    color: var(--color-gold);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-primary);
    transition: all 0.3s ease;
}

/* Mobile Menu */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-primary);
    z-index: 999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.close-menu-btn {
    position: absolute;
    top: 2rem;
    right: 2rem;
    background: none;
    border: none;
    font-size: 2.5rem;
    color: #fff;
    cursor: pointer;
    line-height: 1;
}

.mobile-menu-overlay nav ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.mobile-link {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    color: #fff;
}

.mobile-link:hover {
    color: var(--color-gold);
}

/* Hero Section */
.hero {
    padding-top: 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-color: var(--color-bg);
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    padding-top: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
}

.hero-content {
    max-width: 540px;
}

.hero-eyebrow {
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: var(--spacing-sm);
    display: block;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.text-gold {
    color: var(--color-gold);
    font-style: italic;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.hero-image-wrapper {
    position: relative;
}

.hero-image-frame {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius);
}

.hero-img {
    width: 100%;
    height: 600px;
    object-fit: cover;
    border-radius: var(--radius);
}

.hero-image-accent {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    border: 2px solid var(--color-gold);
    border-radius: var(--radius);
    z-index: -1;
}

.hero-floating-card {
    position: absolute;
    bottom: -30px;
    left: -30px;
    background-color: #fff;
    padding: var(--spacing-md);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.card-icon {
    width: 48px;
    height: 48px;
    background-color: var(--color-gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-title {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-primary);
}

.card-text {
    font-size: 0.875rem;
    color: var(--color-text-light);
}

/* Sections */
.section {
    padding: var(--spacing-xl) 0;
}

.section-header {
    margin-bottom: var(--spacing-lg);
}

.text-center {
    text-align: center;
}

/* About Section */
.about {
    background-color: var(--color-bg-alt);
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.about-image-col {
    position: relative;
}

.about-img {
    width: 100%;
    height: 600px;
    object-fit: cover;
    border-radius: var(--radius);
    position: relative;
    z-index: 1;
}

.about-pattern {
    position: absolute;
    bottom: -30px;
    left: -30px;
    width: 200px;
    height: 200px;
    background-image: radial-gradient(var(--color-gold) 1px, transparent 1px);
    background-size: 20px 20px;
    opacity: 0.3;
    z-index: 0;
}

.about-text-col {
    padding: var(--spacing-md);
}

.about-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.about-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1rem;
    color: var(--color-text);
}

.feature-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

/* Services Section */
.services {
    background-color: var(--color-bg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.service-card {
    background-color: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: var(--spacing-md);
    transition: all 0.3s ease;
}

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

.service-icon {
    width: 64px;
    height: 64px;
    background-color: var(--color-bg-alt);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
}

.service-card p {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

/* Approach Section */
.approach {
    background-color: var(--color-primary);
    color: #fff;
}

.approach-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.approach-content .section-eyebrow {
    color: var(--color-gold);
}

.approach-content .section-title {
    color: #fff;
}

.approach-content .lead {
    color: rgba(255, 255, 255, 0.8);
}

.approach-content p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--spacing-md);
}

.approach-images {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-sm);
}

.img-main {
    border-radius: var(--radius);
    overflow: hidden;
}

.img-main img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.img-secondary {
    border-radius: var(--radius);
    overflow: hidden;
    margin-top: var(--spacing-md);
}

.img-secondary img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

/* Testimonials */
.testimonials {
    background-color: var(--color-bg-alt);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.testimonial-card {
    background-color: #fff;
    padding: var(--spacing-md);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.stars {
    color: var(--color-gold);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.testimonial-card p {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-style: italic;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
    line-height: 1.6;
}

.testimonial-card .author {
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-style: normal;
    color: var(--color-text-light);
}

/* Contact Section */
.contact {
    background-color: var(--color-bg);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.contact-info {
    padding: var(--spacing-md);
}

.contact-desc {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.contact-item {
    display: flex;
    gap: var(--spacing-sm);
}

.icon-box {
    width: 48px;
    height: 48px;
    background-color: var(--color-bg-alt);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-item h4 {
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.contact-item p {
    font-size: 0.9375rem;
    color: var(--color-text);
    line-height: 1.5;
}

.contact-item a {
    color: var(--color-gold);
    font-weight: 600;
}

.contact-item a:hover {
    text-decoration: underline;
}

.map-container {
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.contact-form-wrapper {
    background-color: var(--color-bg-alt);
    padding: var(--spacing-md);
    border-radius: var(--radius);
}

.contact-form h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-md);
}

.form-group {
    margin-bottom: var(--spacing-sm);
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--color-text);
    background-color: #fff;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-gold);
}

.form-success {
    text-align: center;
    padding: var(--spacing-lg);
}

.success-icon {
    margin-bottom: var(--spacing-sm);
}

.form-success h3 {
    margin-bottom: var(--spacing-sm);
}

.form-success p {
    color: var(--color-text-light);
}

/* Footer */
.footer {
    background-color: var(--color-primary);
    color: #fff;
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-top {
    margin-bottom: var(--spacing-md);
}

.footer-logo {
    display: flex;
    flex-direction: column;
    margin-bottom: var(--spacing-sm);
}

.footer-logo .logo-name {
    color: #fff;
    font-size: 1.5rem;
}

.footer-logo .logo-sub {
    color: var(--color-gold);
}

.footer-tagline {
    color: rgba(255, 255, 255, 0.7);
    max-width: 400px;
}

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

.footer-bottom p {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom a {
    color: var(--color-gold);
}

.footer-bottom a:hover {
    color: var(--color-gold-light);
}

/* Responsive */
@media (max-width: 1024px) {
    .hero-container,
    .about-container,
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .hero-image-wrapper {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .services-grid,
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .main-nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero {
        padding-top: 100px;
    }
    
    .hero-container {
        padding-top: var(--spacing-md);
        padding-bottom: var(--spacing-md);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .services-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .approach-grid {
        grid-template-columns: 1fr;
    }
    
    .approach-images {
        order: -1;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-floating-card {
        position: relative;
        bottom: auto;
        left: auto;
        margin-top: var(--spacing-sm);
    }
    
    .about-image-col {
        margin-bottom: var(--spacing-md);
    }
    
    .about-pattern {
        display: none;
    }
}