/* ========================================
   CSS Custom Properties
======================================== */
:root {
    --color-midnight: #0F4C75;
    --color-midnight-deep: #09344F;
    --color-midnight-light: #1B6B9A;
    --color-mint: #5BC0BE;
    --color-mint-light: #7ECDC0;
    --color-mint-pale: #E8F6F6;
    --color-cream: #F8FAFA;
    --color-white: #FFFFFF;
    --color-off-white: #F1F5F5;
    --color-text-dark: #1A2A35;
    --color-text-body: #2C3E50;
    --color-text-muted: #5A7A8A;
    --color-border: #D0E4E8;
    
    --font-serif: 'Playfair Display', Georgia, serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --shadow-sm: 0 1px 3px rgba(15, 76, 117, 0.08);
    --shadow-md: 0 4px 20px rgba(15, 76, 117, 0.1);
    --shadow-lg: 0 8px 40px rgba(15, 76, 117, 0.12);
    --shadow-card: 0 2px 16px rgba(15, 76, 117, 0.07);
    
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: var(--font-sans);
    color: var(--color-text-body);
    background-color: var(--color-cream);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

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

/* ========================================
   Typography
======================================== */
.section-eyebrow {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-mint);
    margin-bottom: 12px;
}

.section-headline {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 700;
    line-height: 1.15;
    color: var(--color-midnight);
    margin-bottom: 24px;
}

.section-lead {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 560px;
    line-height: 1.7;
}

.accent-italic {
    font-style: italic;
    font-weight: 400;
    color: var(--color-mint);
}

.lead {
    font-size: 1.125rem;
    color: var(--color-text-body);
    line-height: 1.8;
    margin-bottom: 16px;
}

/* ========================================
   Buttons
======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-sans);
    font-weight: 500;
    font-size: 0.9375rem;
    padding: 12px 28px;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    white-space: nowrap;
}

.btn--primary {
    background: var(--color-mint);
    color: var(--color-midnight-deep);
    border: 2px solid var(--color-mint);
}

.btn--primary:hover {
    background: var(--color-mint-light);
    border-color: var(--color-mint-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn--outline {
    background: transparent;
    color: var(--color-midnight);
    border: 2px solid var(--color-midnight);
}

.btn--outline:hover {
    background: var(--color-midnight);
    color: var(--color-white);
    transform: translateY(-2px);
}

.btn--light {
    background: var(--color-white);
    color: var(--color-midnight);
    border: 2px solid var(--color-white);
}

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

.btn--lg {
    padding: 16px 36px;
    font-size: 1rem;
}

.btn--full {
    width: 100%;
    padding: 16px 28px;
    font-size: 1rem;
}

/* ========================================
   Header
======================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(248, 250, 250, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    transition: all var(--transition);
}

.site-header.scrolled {
    box-shadow: var(--shadow-sm);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-mark {
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--color-midnight);
    background: var(--color-mint);
    color: var(--color-midnight-deep);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
}

.logo-text {
    font-family: var(--font-serif);
    font-weight: 600;
    font-size: 1.15rem;
    color: var(--color-midnight);
}

.main-nav ul {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.main-nav a:not(.btn) {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text-muted);
    transition: color var(--transition);
    position: relative;
}

.main-nav a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-mint);
    transition: width var(--transition);
}

.main-nav a:not(.btn):hover {
    color: var(--color-midnight);
}

.main-nav a:not(.btn):hover::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}

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

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

/* ========================================
   Mobile Menu
======================================== */
.mobile-menu-overlay {
    position: fixed;
    inset: 0;
    z-index: 999;
    background: var(--color-cream);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
}

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

.mobile-menu-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.mobile-menu-link {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-midnight);
    transition: color var(--transition);
}

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

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

.hero-bg-pattern {
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(ellipse at 20% 50%, rgba(91, 192, 190, 0.15) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 20%, rgba(91, 192, 190, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
    padding: 60px 0;
}

.hero-eyebrow {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-mint);
    margin-bottom: 20px;
}

.hero-headline {
    font-family: var(--font-serif);
    font-size: clamp(2.75rem, 5vw, 4.5rem);
    font-weight: 700;
    line-height: 1.08;
    color: var(--color-white);
    margin-bottom: 24px;
}

.hero-headline .accent-italic {
    color: var(--color-mint-light);
}

.hero-sub {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.8;
    margin-bottom: 36px;
    max-width: 480px;
}

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

.hero-actions .btn--outline {
    border-color: rgba(255, 255, 255, 0.4);
    color: var(--color-white);
}

.hero-actions .btn--outline:hover {
    background: var(--color-white);
    color: var(--color-midnight);
    border-color: var(--color-white);
}

.hero-trust {
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
    font-weight: 500;
}

.trust-item svg {
    color: var(--color-mint);
    flex-shrink: 0;
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    height: 650px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.hero-image-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 200px;
    height: 200px;
    background: var(--color-mint);
    border-radius: var(--radius-lg);
    z-index: -1;
    opacity: 0.3;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    z-index: 1;
}

.hero-scroll-indicator svg {
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(6px); }
    60% { transform: translateY(3px); }
}

/* ========================================
   About
======================================== */
.about {
    padding: 120px 0;
    background: var(--color-cream);
}

.about-inner {
    padding: 0;
}

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

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

.about-image-wrap img {
    width: 100%;
    height: 420px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.about-stats {
    position: absolute;
    bottom: -30px;
    right: -30px;
    background: var(--color-midnight);
    color: var(--color-white);
    padding: 24px 32px;
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    gap: 4px;
    box-shadow: var(--shadow-lg);
}

.stat-number {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-mint);
}

.stat-label {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 0.05em;
}

.about-content .section-headline {
    margin-bottom: 20px;
}

.about-content p {
    color: var(--color-text-body);
    margin-bottom: 16px;
}

.about-signature {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--color-border);
}

.signature-name {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-midnight);
    font-style: italic;
}

.signature-title {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-top: 4px;
}

/* ========================================
   Services
======================================== */
.services {
    padding: 120px 0;
    background: var(--color-white);
}

.services .section-header {
    text-align: center;
    margin-bottom: 64px;
}

.services .section-lead {
    margin: 0 auto;
}

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

.service-card {
    background: var(--color-cream);
    border-radius: var(--radius-md);
    padding: 40px 32px;
    transition: all var(--transition);
    border: 1px solid transparent;
}

.service-card:hover {
    background: var(--color-white);
    border-color: var(--color-border);
    box-shadow: var(--shadow-card);
    transform: translateY(-4px);
}

.service-icon {
    width: 56px;
    height: 56px;
    background: var(--color-mint-pale);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-midnight);
    margin-bottom: 24px;
    transition: all var(--transition);
}

.service-card:hover .service-icon {
    background: var(--color-midnight);
    color: var(--color-mint);
}

.service-card h3 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-midnight);
    margin-bottom: 12px;
}

.service-card p {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* ========================================
   Patient Info
======================================== */
.patient-info {
    padding: 120px 0;
    background: var(--color-midnight);
}

.patient-info .section-eyebrow {
    color: var(--color-mint);
}

.patient-info .section-headline {
    color: var(--color-white);
}

.patient-info .section-headline .accent-italic {
    color: var(--color-mint-light);
}

.patient-info-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.patient-info-visual img {
    width: 100%;
    height: 620px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.accordion-item {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.accordion-header {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 0;
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-white);
    text-align: left;
    transition: color var(--transition);
}

.accordion-header:hover {
    color: var(--color-mint);
}

.accordion-header svg {
    flex-shrink: 0;
    transition: transform var(--transition);
    color: var(--color-mint);
}

.accordion-item.active .accordion-header svg {
    transform: rotate(180deg);
}

.accordion-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.3s ease;
}

.accordion-item.active .accordion-body {
    max-height: 200px;
    padding-bottom: 24px;
}

.accordion-body p {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.8;
}

.accordion-body a {
    color: var(--color-mint);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.accordion-body a:hover {
    color: var(--color-mint-light);
}

/* ========================================
   Contact
======================================== */
.contact {
    padding: 120px 0;
    background: var(--color-cream);
}

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

.contact-lead {
    font-size: 1.0625rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: 40px;
}

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

.contact-detail {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-detail svg {
    color: var(--color-mint);
    flex-shrink: 0;
    margin-top: 2px;
}

.detail-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: 4px;
}

.detail-value {
    font-size: 1rem;
    color: var(--color-midnight);
    font-weight: 500;
}

.detail-value a {
    color: var(--color-midnight);
    transition: color var(--transition);
}

.detail-value a:hover {
    color: var(--color-mint);
}

/* Contact Form */
.contact-form-wrap {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 48px;
    box-shadow: var(--shadow-card);
    border: 1px solid var(--color-border);
}

.form-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-midnight);
    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: 0.8125rem;
    font-weight: 500;
    color: var(--color-text-dark);
    margin-bottom: 6px;
    letter-spacing: 0.02em;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    color: var(--color-text-dark);
    background: var(--color-cream);
    transition: all var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-mint);
    background: var(--color-white);
    box-shadow: 0 0 0 3px rgba(91, 192, 190, 0.15);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-privacy {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-align: center;
    margin-top: 16px;
}

/* Success State */
.form-success {
    text-align: center;
    padding: 40px 20px;
}

.success-icon {
    width: 72px;
    height: 72px;
    background: var(--color-mint-pale);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    color: var(--color-mint);
}

.form-success h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-midnight);
    margin-bottom: 12px;
}

.form-success p {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    margin-bottom: 24px;
    line-height: 1.7;
}

.form-success .btn {
    margin: 0 auto;
}

/* ========================================
   Map Section
======================================== */
.map-section {
    position: relative;
    height: 300px;
}

.map-bg {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: saturate(0.6) brightness(0.7);
}

.map-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.map-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: 20px 32px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: var(--shadow-lg);
}

.map-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.map-info svg {
    color: var(--color-mint);
}

.map-label {
    display: block;
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.map-address {
    display: block;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-midnight);
    margin-top: 2px;
}

/* ========================================
   Footer
======================================== */
.footer {
    background: var(--color-midnight-deep);
    color: var(--color-white);
    padding: 80px 0 0;
}

.footer-top {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .logo-mark {
    background: var(--color-mint);
    color: var(--color-midnight-deep);
}

.footer-tagline {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 16px;
    max-width: 280px;
    line-height: 1.7;
}

.footer-nav {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-nav a {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.65);
    transition: color var(--transition);
}

.footer-nav a:hover {
    color: var(--color-mint);
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-phone,
.footer-email {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.65);
    transition: color var(--transition);
}

.footer-phone:hover,
.footer-email:hover {
    color: var(--color-mint);
}

.footer-address {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.45);
    margin-top: 8px;
}

.footer-bottom {
    padding: 24px 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: center;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.4);
}

.footer-disclaimer {
    font-size: 0.75rem !important;
    max-width: 600px;
    line-height: 1.6;
}

/* ========================================
   Responsive
======================================== */
@media (max-width: 1024px) {
    .hero-inner {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-sub {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-trust {
        justify-content: center;
    }
    
    .hero-image {
        max-width: 400px;
        margin: 0 auto;
    }
    
    .hero-image img {
        height: 450px;
    }
    
    .about-layout {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .about-stats {
        right: 20px;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .patient-info-layout {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .patient-info-visual img {
        height: 400px;
    }
    
    .contact-layout {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .footer-top {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .main-nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero {
        min-height: auto;
        padding: 120px 0 80px;
    }
    
    .hero-inner {
        padding: 0;
    }
    
    .hero-headline {
        font-size: clamp(2.25rem, 8vw, 3rem);
    }
    
    .hero-image-accent {
        display: none;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form-wrap {
        padding: 32px 24px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .map-card {
        flex-direction: column;
        text-align: center;
        gap: 16px;
        padding: 20px 24px;
    }
    
    .footer-top {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .footer-bottom {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .hero-trust {
        flex-direction: column;
        align-items: center;
        gap: 16px;
    }
    
    .about-stats {
        position: relative;
        bottom: auto;
        right: auto;
        margin-top: 16px;
        display: inline-block;
    }
}

/* ========================================
   Accessibility: Reduced Motion
======================================== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}