/*
 * Dion Clinic Seolleung - Premium AEO/SEO Landing Page Stylesheet
 * Vanilla CSS - Customized HSL color tokens, typography, glassmorphism, and micro-animations
 */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Outfit:wght@400;500;600;700;800&display=swap');

/* Design Tokens / Custom Variables */
:root {
    /* Color Palette - Luxury Pearl & Champagne Gold */
    --brand-gold: hsl(36, 42%, 58%);
    --brand-gold-light: hsl(36, 42%, 85%);
    --brand-gold-dark: hsl(36, 45%, 45%);
    
    --bg-primary: hsl(30, 20%, 98%);
    --bg-secondary: hsl(30, 15%, 95%);
    --bg-card: hsla(0, 0%, 100%, 0.75);
    
    --text-primary: hsl(210, 20%, 12%);
    --text-secondary: hsl(210, 10%, 40%);
    --text-light: hsl(0, 0%, 100%);
    
    --border-color: hsla(36, 20%, 80%, 0.3);
    --border-focus: hsl(36, 42%, 58%);
    
    --card-shadow: 0 10px 30px -10px rgba(139, 115, 85, 0.12);
    --hover-shadow: 0 20px 40px -15px rgba(139, 115, 85, 0.22);
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 9999px;
    
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: all 0.2s ease;
    
    --whatsapp-color: #25D366;
}

/* Dark Mode Variables Override */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: hsl(210, 20%, 8%);
        --bg-secondary: hsl(210, 20%, 5%);
        --bg-card: hsla(210, 20%, 12%, 0.75);
        
        --text-primary: hsl(0, 0%, 95%);
        --text-secondary: hsl(210, 10%, 70%);
        
        --border-color: hsla(36, 20%, 40%, 0.25);
        
        --card-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
        --hover-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.7);
    }
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    transition: var(--transition-smooth);
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    margin-bottom: 1.5rem;
}

h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    margin-bottom: 1.25rem;
    position: relative;
    display: inline-block;
}

/* Sub-headings matching AEO standards (FAQ titles) */
.aeo-section h2 {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

p {
    font-size: 1rem;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

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

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: transparent;
    border-bottom: 1px solid transparent;
    transition: var(--transition-smooth);
}

header.scrolled {
    background-color: var(--bg-primary);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.25rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-smooth);
}

header.scrolled .nav-container {
    padding: 0.85rem 2rem;
}

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

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--text-primary);
}

.logo-text span {
    color: var(--brand-gold);
}

.logo-text .logo-suffix {
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.8rem;
    letter-spacing: 0;
}

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

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 0.25rem 0;
}

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

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

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

/* Header CTAs */
.nav-ctas {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Global Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.85rem 1.8rem;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--brand-gold) 0%, var(--brand-gold-dark) 100%);
    color: var(--text-light);
    box-shadow: 0 4px 15px rgba(184, 151, 117, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(184, 151, 117, 0.45);
}

.btn-outline {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-outline:hover {
    border-color: var(--brand-gold);
    background-color: var(--bg-secondary);
    transform: translateY(-2px);
}

.btn-whatsapp {
    background-color: var(--whatsapp-color);
    color: var(--text-light);
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.2);
}

.btn-whatsapp:hover {
    background-color: #20ba5a;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.35);
}

/* Pulsing Reservation Badge */
.pulse-badge {
    position: relative;
    display: inline-flex;
}

.pulse-badge::before {
    content: '';
    position: absolute;
    width: 8px;
    height: 8px;
    background-color: var(--whatsapp-color);
    border-radius: 50%;
    right: -2px;
    top: -2px;
    box-shadow: 0 0 0 rgba(37, 211, 102, 0.4);
    animation: pulse 1.6s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0px rgba(37, 211, 102, 0.7);
    }
    100% {
        box-shadow: 0 0 0 8px rgba(37, 211, 102, 0);
    }
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    border: none;
    background: transparent;
    cursor: pointer;
    z-index: 1001;
    padding: 4px;
}

.menu-toggle span {
    display: block;
    width: 28px;
    height: 2px;
    background-color: var(--text-primary);
    transition: var(--transition-fast);
    border-radius: 2px;
}

/* Hero Section */
.hero {
    position: relative;
    padding: 10rem 2rem 6rem;
    min-height: 90vh;
    display: flex;
    align-items: center;
    background-color: var(--bg-primary);
    overflow: hidden;
}

/* Background Art Blobs */
.hero::before, .hero::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    z-index: 0;
    opacity: 0.4;
}

.hero::before {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--brand-gold-light) 0%, transparent 70%);
    top: -100px;
    right: -100px;
}

.hero::after {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--brand-gold) 0%, transparent 70%);
    bottom: -150px;
    left: -100px;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 650px;
}

.badge-hero {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--brand-gold-dark);
    margin-bottom: 1.5rem;
}

.badge-hero i {
    font-size: 0.75rem;
}

.hero-title span.gold-gradient {
    background: linear-gradient(135deg, var(--brand-gold) 20%, var(--brand-gold-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-description {
    font-size: 1.125rem;
    line-height: 1.7;
    margin-bottom: 2.5rem;
}

.hero-actions {
    display: flex;
    gap: 1.25rem;
    flex-wrap: wrap;
}

/* Glassmorphism Visual Block */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
}

.hero-glass-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    width: 100%;
    max-width: 420px;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    box-shadow: var(--card-shadow);
    position: relative;
}

.hero-glass-card::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, rgba(184, 151, 117, 0.4), transparent, rgba(184, 151, 117, 0.2));
    z-index: -1;
}

.visual-title {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.75rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.visual-title i {
    color: var(--brand-gold);
}

.quick-details {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

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

.detail-icon {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background-color: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--brand-gold);
    font-size: 1.1rem;
    flex-shrink: 0;
    border: 1px solid var(--border-color);
}

.detail-text h4 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 0.15rem;
}

.detail-text p {
    font-size: 0.85rem;
    margin-bottom: 0;
    color: var(--text-secondary);
}

/* Sections General Layout */
.section {
    padding: 6rem 2rem;
    position: relative;
}

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

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--brand-gold);
}

.section-subtitle {
    margin-top: 1rem;
    font-size: 1.05rem;
}

/* Key Pillars (Why Choose Dion) */
.pillars-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
}

.pillar-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 2.5rem 2rem;
    border-radius: var(--radius-md);
    box-shadow: var(--card-shadow);
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.pillar-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--hover-shadow);
    border-color: var(--brand-gold);
}

.pillar-icon-box {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--brand-gold-dark);
    font-size: 1.8rem;
    transition: var(--transition-smooth);
}

.pillar-card:hover .pillar-icon-box {
    background: linear-gradient(135deg, var(--brand-gold) 0%, var(--brand-gold-dark) 100%);
    color: var(--text-light);
    border-color: transparent;
}

.pillar-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
}

.pillar-card p {
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* Doctor Profile Section (EEAT) */
.doctor {
    background-color: var(--bg-secondary);
}

.doctor-container {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    gap: 4rem;
    align-items: center;
}

.doctor-image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--card-shadow);
    aspect-ratio: 4/5;
    border: 1px solid var(--border-color);
}

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

.doctor-image-wrapper:hover img {
    transform: scale(1.03);
}

.doctor-info-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 3rem;
    box-shadow: var(--card-shadow);
}

.doctor-title-box {
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1.5rem;
}

.doctor-title-box h3 {
    font-size: 2rem;
    margin-bottom: 0.25rem;
}

.doctor-title-box .post {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--brand-gold-dark);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.doctor-bio {
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 2rem;
}

.doctor-credentials {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.doctor-credentials li {
    font-size: 0.95rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.doctor-credentials li i {
    color: var(--brand-gold);
    margin-top: 0.25rem;
}

.doctor-credentials strong {
    color: var(--text-primary);
}

/* Treatment Price List Section */
.treatments-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 0.75rem 1.5rem;
    border: 1px solid var(--border-color);
    background-color: var(--bg-card);
    border-radius: var(--radius-full);
    font-family: var(--font-heading);
    font-weight: 600;
    cursor: pointer;
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.tab-btn:hover, .tab-btn.active {
    background-color: var(--brand-gold);
    color: var(--text-light);
    border-color: var(--brand-gold);
}

.treatment-table-wrapper {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--card-shadow);
    overflow: hidden;
    margin-bottom: 3rem;
}

.treatment-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.treatment-table th, .treatment-table td {
    padding: 1.25rem 2rem;
}

.treatment-table th {
    background-color: var(--bg-secondary);
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
}

.treatment-table tr {
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-fast);
}

.treatment-table tr:last-child {
    border-bottom: none;
}

.treatment-table tr:hover {
    background-color: var(--bg-secondary);
}

.treatment-name {
    font-weight: 600;
    color: var(--text-primary);
    display: block;
}

.treatment-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.treatment-price {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--brand-gold-dark);
}

.price-note {
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* 18-Photo Gallery Grid Layout */
.gallery {
    background-color: var(--bg-secondary);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 1;
    border: 1px solid var(--border-color);
    box-shadow: var(--card-shadow);
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.2) 60%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1.5rem;
    opacity: 0;
    transition: var(--transition-smooth);
}

.gallery-overlay h4 {
    color: var(--text-light);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.gallery-overlay p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    margin-bottom: 0;
}

.gallery-item:hover img {
    transform: scale(1.08);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

/* Lightbox Modal (JavaScript Powered) */
.lightbox-modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    background-color: rgba(0, 0, 0, 0.95);
    display: none;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.lightbox-content {
    max-width: 900px;
    max-height: 80vh;
    position: relative;
}

.lightbox-content img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: var(--radius-sm);
    box-shadow: 0 10px 50px rgba(0, 0, 0, 0.8);
}

.lightbox-close {
    position: absolute;
    top: -40px;
    right: 0;
    color: var(--text-light);
    font-size: 2.5rem;
    background: transparent;
    border: none;
    cursor: pointer;
    transition: var(--transition-fast);
}

.lightbox-close:hover {
    color: var(--brand-gold);
}

/* FAQ Accordion Section (AEO Optimized Question-Answer blocks) */
.faq-grid {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.faq-item {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--card-shadow);
    overflow: hidden;
    transition: var(--transition-smooth);
}

.faq-question-btn {
    width: 100%;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: transparent;
    border: none;
    text-align: left;
    cursor: pointer;
    color: var(--text-primary);
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
}

.faq-question-btn h3 {
    font-size: 1.125rem;
    font-weight: 600;
    padding-right: 1.5rem;
    line-height: 1.4;
}

.faq-icon-arrow {
    font-size: 1.2rem;
    color: var(--brand-gold-dark);
    transition: var(--transition-smooth);
    flex-shrink: 0;
}

.faq-answer-box {
    max-height: 0;
    overflow: hidden;
    transition: var(--transition-smooth);
    border-top: 1px solid transparent;
}

.faq-answer-content {
    padding: 1.5rem 2rem;
}

/* Distinct Lead-Answer style for AI engine extraction */
.lead-answer {
    font-size: 1.025rem;
    color: var(--text-primary);
    font-weight: 500;
    background-color: var(--bg-secondary);
    padding: 1rem 1.25rem;
    border-left: 4px solid var(--brand-gold);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    margin-bottom: 1.25rem;
    line-height: 1.6;
}

.faq-details-list {
    margin-top: 1rem;
    padding-left: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.faq-details-list li {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

/* Active State Accordion */
.faq-item.active {
    border-color: var(--brand-gold);
    box-shadow: var(--hover-shadow);
}

.faq-item.active .faq-icon-arrow {
    transform: rotate(180deg);
}

.faq-item.active .faq-answer-box {
    border-color: var(--border-color);
}

/* Contact & Directions Section */
.contact-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 4rem;
    align-items: flex-start;
}

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

.info-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2rem;
    box-shadow: var(--card-shadow);
    display: flex;
    gap: 1.25rem;
}

.info-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--brand-gold-dark);
    font-size: 1.4rem;
    flex-shrink: 0;
}

.info-text h3 {
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
}

.info-text p {
    font-size: 0.95rem;
    margin-bottom: 0;
}

.info-text a:hover {
    color: var(--brand-gold-dark);
}

.contact-channels {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.channel-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background-color: var(--bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: var(--card-shadow);
    transition: var(--transition-fast);
}

.channel-btn:hover {
    background-color: var(--brand-gold);
    color: var(--text-light);
    border-color: var(--brand-gold);
    transform: translateY(-3px);
}

.channel-btn.insta:hover {
    background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%,#d6249f 60%,#285AEB 90%);
}

.channel-btn.youtube:hover {
    background-color: #FF0000;
}

/* Embedded Google Maps Container */
.map-container {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: var(--card-shadow);
    height: 480px;
    position: relative;
}

.map-container iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* Footer Section */
footer {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 4rem 2rem 2rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 800;
}

.footer-brand h3 span {
    color: var(--brand-gold);
}

.footer-brand p {
    max-width: 480px;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.medical-disclaimer {
    border-left: 2px solid var(--brand-gold);
    padding-left: 1rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.footer-links-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.footer-links-col h4 {
    font-size: 1rem;
    margin-bottom: 1.25rem;
    color: var(--text-primary);
}

.footer-links-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links-col a {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.footer-links-col a:hover {
    color: var(--brand-gold-dark);
}

.footer-copyright {
    max-width: 1200px;
    margin: 0 auto;
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--text-secondary);
    flex-wrap: wrap;
    gap: 1.5rem;
}

/* Mobile & Responsive Adjustments */
@media (max-width: 992px) {
    .menu-toggle {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: var(--bg-primary);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-top: 1px solid var(--border-color);
        flex-direction: column;
        padding: 3rem 2rem;
        gap: 2.5rem;
        transition: var(--transition-smooth);
        z-index: 999;
        overflow-y: auto;
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .nav-ctas {
        display: none;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .hero-content {
        margin: 0 auto;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-visual {
        order: 2;
    }
    
    .doctor-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .doctor-image-wrapper {
        max-width: 450px;
        margin: 0 auto;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 600px) {
    .section {
        padding: 4rem 1.25rem;
    }
    
    .hero {
        padding: 8rem 1.25rem 4rem;
    }
    
    .doctor-info-card {
        padding: 2rem 1.5rem;
    }
    
    .treatment-table th, .treatment-table td {
        padding: 1rem;
    }
    
    .treatment-table th:nth-child(2), .treatment-table td:nth-child(2) {
        display: none; /* Hide desc column on small screens to fit pricing */
    }
    
    .faq-question-btn {
        padding: 1.25rem 1.5rem;
    }
    
    .faq-answer-content {
        padding: 1.25rem 1.5rem;
    }
}

/* Informational Korean Clinic guide note */
.guide-note {
    margin-top: 2.5rem;
    padding: 1.75rem 2rem;
    background: var(--bg-secondary);
    border-left: 4px solid var(--brand-gold);
    border-radius: var(--radius-lg);
}

.guide-note h4 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    color: var(--text-primary);
    margin-bottom: 0.6rem;
}

.guide-note p {
    color: var(--text-secondary);
    line-height: 1.75;
    margin: 0;
}