/* ============================================
   Carstensen Dental — Premium Dark Luxury
   Color System
   ============================================ */
:root {
    --bg-primary: #0d0d0d;
    --bg-secondary: #141414;
    --bg-card: #1a1a1a;
    --bg-card-hover: #1f1f1f;
    --bg-elevated: #222222;
    
    --burgundy-deep: #3d0c11;
    --burgundy-rich: #722f37;
    --burgundy-light: #8b3a42;
    --burgundy-muted: #5a2530;
    
    --blush-soft: #f5e6e0;
    --blush-light: #fceee9;
    --blush-muted: #e8cfc4;
    --blush-accent: #d4a59a;
    
    --gold: #c9a96e;
    --gold-light: #d4b87a;
    --gold-muted: #a8894e;
    --gold-pale: #e8d5a8;
    
    --text-primary: #f5f0eb;
    --text-secondary: #b8b0a8;
    --text-muted: #7a726a;
    --text-dark: #1a1a1a;
    
    --border-subtle: rgba(201, 169, 110, 0.12);
    --border-medium: rgba(201, 169, 110, 0.25);
    
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Raleway', 'Segoe UI', sans-serif;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
    --shadow-md: 0 8px 32px rgba(0,0,0,0.4);
    --shadow-lg: 0 16px 64px rgba(0,0,0,0.5);
    --shadow-gold: 0 4px 24px rgba(201, 169, 110, 0.15);
}

/* ============================================
   Reset & Base
   ============================================ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    font-size: 16px;
    overflow-x: hidden;
}

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

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

ul { list-style: none; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.skip-link {
    position: absolute;
    top: -100%;
    left: 16px;
    background: var(--gold);
    color: var(--text-dark);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    z-index: 1000;
    font-weight: 600;
}
.skip-link:focus {
    top: 16px;
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-primary);
}

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

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-xl);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 15px;
    letter-spacing: 0.02em;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    border: 2px solid transparent;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--burgundy-rich) 0%, var(--burgundy-deep) 100%);
    color: var(--text-primary);
    border-color: var(--burgundy-rich);
    box-shadow: 0 4px 16px rgba(114, 47, 55, 0.4);
}
.btn-primary:hover {
    background: linear-gradient(135deg, var(--burgundy-light) 0%, var(--burgundy-rich) 100%);
    border-color: var(--burgundy-light);
    box-shadow: 0 6px 24px rgba(114, 47, 55, 0.5);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--border-medium);
}
.btn-outline:hover {
    border-color: var(--gold);
    color: var(--gold);
    background: rgba(201, 169, 110, 0.06);
}

.btn-full { width: 100%; justify-content: center; }
.btn-lg { padding: 18px 36px; font-size: 16px; }

/* ============================================
   Section Labels & Titles
   ============================================ */
.section-label {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 16px;
    position: relative;
    padding-left: 32px;
}
.section-label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 2px;
    background: var(--gold);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 17px;
    color: var(--text-secondary);
    max-width: 560px;
    line-height: 1.8;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}
.section-header .section-subtitle {
    margin: 0 auto;
}

/* ============================================
   Header
   ============================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 20px 0;
    transition: all 0.4s ease;
    background: transparent;
}
.site-header.scrolled {
    background: rgba(13, 13, 13, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 14px 0;
    border-bottom: 1px solid var(--border-subtle);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    z-index: 101;
}
.logo:hover { color: var(--gold); }
.logo-icon { color: var(--gold); }
.gold-accent { color: var(--gold); }

.nav-list {
    display: flex;
    align-items: center;
    gap: 8px;
}
.nav-list a {
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: var(--radius-xl);
    transition: all 0.3s ease;
    letter-spacing: 0.02em;
}
.nav-list a:hover {
    color: var(--text-primary);
    background: rgba(201, 169, 110, 0.08);
}
.nav-cta {
    background: linear-gradient(135deg, var(--burgundy-rich), var(--burgundy-deep)) !important;
    color: var(--text-primary) !important;
    font-weight: 600 !important;
    border: 1px solid var(--burgundy-rich);
}
.nav-cta:hover {
    background: linear-gradient(135deg, var(--burgundy-light), var(--burgundy-rich)) !important;
    border-color: var(--burgundy-light);
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 101;
}
.hamburger-line {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}
.mobile-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.mobile-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
    opacity: 0;
}
.mobile-toggle[aria-expanded="true"] .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 120px 0 80px;
    background: var(--bg-primary);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 60%;
    height: 140%;
    background: radial-gradient(ellipse at center, rgba(114, 47, 55, 0.12) 0%, transparent 70%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 200px;
    background: linear-gradient(to top, var(--bg-primary), transparent);
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    position: relative;
    z-index: 1;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 32px;
}
.badge-line {
    width: 32px;
    height: 2px;
    background: var(--gold);
    border-radius: 2px;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 40px;
    max-width: 480px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.hero-trust {
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
}
.trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
}
.trust-item svg { flex-shrink: 0; }

/* Hero Image */
.hero-image {
    position: relative;
}

.hero-image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}
.hero-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 5/6;
}

.hero-image-accent {
    position: absolute;
    bottom: -16px;
    right: -16px;
    width: 60%;
    height: 40%;
    border: 2px solid var(--gold);
    border-radius: var(--radius-lg);
    opacity: 0.3;
    pointer-events: none;
}

.hero-floating-card {
    position: absolute;
    bottom: 40px;
    left: -40px;
    background: var(--bg-card);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
    padding: 20px 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: var(--shadow-md);
    z-index: 2;
}
.floating-card-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--burgundy-rich), var(--burgundy-deep));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.fc-label {
    display: block;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 2px;
}
.fc-value {
    display: block;
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
    z-index: 2;
    animation: float 2.5s ease-in-out infinite;
}
@keyframes float {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(6px); }
}

/* ============================================
   Services Section
   ============================================ */
.services {
    padding: 120px 0;
    background: var(--bg-secondary);
    position: relative;
}
.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--border-medium), transparent);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(to right, var(--burgundy-rich), var(--gold));
    opacity: 0;
    transition: opacity 0.4s ease;
}
.service-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-medium);
    transform: translateY(-4px);
    box-shadow: var(--shadow-gold);
}
.service-card:hover::before { opacity: 1; }

.service-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, rgba(114, 47, 55, 0.2), rgba(61, 12, 17, 0.2));
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    transition: all 0.4s ease;
}
.service-card:hover .service-icon {
    background: linear-gradient(135deg, rgba(114, 47, 55, 0.3), rgba(61, 12, 17, 0.3));
    border-color: var(--burgundy-rich);
}

.service-title {
    font-size: 20px;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.service-desc {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================
   About Section
   ============================================ */
.about {
    padding: 120px 0;
    background: var(--bg-primary);
    position: relative;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

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

.about-image-main {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}
.about-image-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 8/10;
}

.about-image-secondary {
    position: absolute;
    bottom: -40px;
    right: -40px;
    width: 55%;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 4px solid var(--bg-primary);
    box-shadow: var(--shadow-md);
}
.about-image-secondary img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 7/8;
}

.about-experience-badge {
    position: absolute;
    top: -20px;
    left: -20px;
    background: linear-gradient(135deg, var(--burgundy-rich), var(--burgundy-deep));
    border-radius: var(--radius-md);
    padding: 20px 24px;
    text-align: center;
    box-shadow: var(--shadow-md);
}
.exp-number {
    display: block;
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 700;
    color: var(--gold);
    line-height: 1;
}
.exp-label {
    display: block;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--blush-muted);
    margin-top: 4px;
}

.about-content-col { max-width: 500px; }

.about-text {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 20px;
}

.about-values {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.value-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}
.value-icon {
    width: 48px;
    height: 48px;
    background: rgba(201, 169, 110, 0.08);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.value-item strong {
    display: block;
    font-family: var(--font-display);
    font-size: 17px;
    color: var(--text-primary);
    margin-bottom: 4px;
}
.value-item span {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ============================================
   New Patients Section
   ============================================ */
.new-patients {
    padding: 120px 0;
    background: var(--bg-secondary);
    position: relative;
    overflow: hidden;
}
.new-patients::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--border-medium), transparent);
}

.new-patients .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.np-content { max-width: 520px; }

.np-text {
    font-size: 17px;
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 48px;
}

.np-steps {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 48px;
}

.np-step {
    display: flex;
    align-items: center;
    gap: 20px;
}
.step-num {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 700;
    color: var(--burgundy-rich);
    min-width: 48px;
    line-height: 1;
}
.step-text {
    font-size: 16px;
    color: var(--text-secondary);
    font-weight: 500;
}

.np-image-col img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    aspect-ratio: 13/16;
}

/* ============================================
   Contact Section
   ============================================ */
.contact {
    padding: 120px 0;
    background: var(--bg-primary);
    position: relative;
}
.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--border-medium), transparent);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}

.contact-intro {
    font-size: 17px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 40px;
    max-width: 480px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 28px;
    margin-bottom: 40px;
}

.contact-detail {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}
.cd-icon {
    width: 52px;
    height: 52px;
    background: rgba(201, 169, 110, 0.08);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.contact-detail strong {
    display: block;
    font-family: var(--font-display);
    font-size: 16px;
    color: var(--text-primary);
    margin-bottom: 4px;
}
.contact-detail span,
.contact-detail a {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
}
.contact-detail a:hover { color: var(--gold); }
.contact-detail p { margin: 0; }

.contact-map {
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
}
.contact-map iframe {
    filter: grayscale(0.3) brightness(0.85) contrast(1.1);
    transition: filter 0.3s ease;
}
.contact-map:hover iframe {
    filter: grayscale(0) brightness(0.9) contrast(1.05);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 48px;
}

.form-title {
    font-size: 24px;
    margin-bottom: 8px;
}

.form-subtitle {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 32px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 20px;
}
.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 15px;
    transition: all 0.3s ease;
    outline: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--gold);
    background: var(--bg-card-hover);
    box-shadow: 0 0 0 3px rgba(201, 169, 110, 0.1);
}
.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%237a726a' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}
.form-group select option {
    background: var(--bg-card);
    color: var(--text-primary);
}
.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Success State */
.form-success {
    text-align: center;
    padding: 48px 24px;
}
.success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: rgba(201, 169, 110, 0.1);
    border: 1px solid var(--border-medium);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.form-success h4 {
    font-size: 22px;
    margin-bottom: 12px;
}
.form-success p {
    color: var(--text-secondary);
    font-size: 15px;
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-subtle);
    padding: 80px 0 32px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    margin-bottom: 64px;
}

.footer-brand p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.8;
    margin-top: 16px;
    max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 20px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.footer-links a {
    font-size: 14px;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}
.footer-links a:hover { color: var(--text-primary); }

.footer-contact p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 4px;
}
.footer-contact a:hover { color: var(--gold); }

.footer-bottom {
    border-top: 1px solid var(--border-subtle);
    padding-top: 32px;
    text-align: center;
}
.footer-bottom p {
    font-size: 13px;
    color: var(--text-muted);
}

/* ============================================
   Scroll Animations (progressive enhancement)
   ============================================ */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: opacity 0.7s ease, transform 0.7s ease;
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
    .hero-grid { gap: 48px; }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .about-grid { gap: 48px; }
    .contact-grid { gap: 48px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 768px) {
    .mobile-toggle { display: flex; }
    
    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--bg-secondary);
        border-left: 1px solid var(--border-subtle);
        padding: 100px 32px 40px;
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 100;
    }
    .main-nav.open { right: 0; }
    
    .nav-list {
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
    }
    .nav-list a {
        padding: 14px 16px;
        font-size: 16px;
    }
    .nav-cta {
        text-align: center;
        margin-top: 16px;
    }
    
    .mobile-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.6);
        z-index: 99;
    }
    .mobile-overlay.active { display: block; }
    
    /* Hero mobile */
    .hero { padding: 100px 0 60px; }
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    .hero-content { max-width: 100%; }
    .hero-image { order: -1; max-width: 400px; margin: 0 auto; }
    .hero-floating-card { left: 0; bottom: 20px; }
    .hero-scroll-indicator { display: none; }
    
    /* Services */
    .services { padding: 80px 0; }
    .services-grid { grid-template-columns: 1fr; }
    .section-header { margin-bottom: 40px; }
    
    /* About */
    .about { padding: 80px 0; }
    .about-grid {
        grid-template-columns: 1fr;
        gap: 64px;
    }
    .about-image-secondary { 
        right: 0; 
        bottom: -24px;
        width: 50%;
    }
    .about-experience-badge {
        top: -12px;
        left: -12px;
    }
    .about-content-col { max-width: 100%; }
    
    /* New Patients */
    .new-patients { padding: 80px 0; }
    .new-patients .container {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    .np-content { max-width: 100%; }
    .np-image-col { max-width: 400px; margin: 0 auto; }
    
    /* Contact */
    .contact { padding: 80px 0; }
    .contact-grid { grid-template-columns: 1fr; gap: 48px; }
    .contact-form-wrapper { padding: 32px 24px; }
    .form-row { grid-template-columns: 1fr; }
    
    /* Footer */
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero-title { font-size: 2rem; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; justify-content: center; }
    .hero-trust { flex-direction: column; gap: 16px; }
    .btn-lg { padding: 16px 28px; font-size: 15px; }
}