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

:root {
    --teal-50: #f0fdfa;
    --teal-100: #ccfbf1;
    --teal-200: #99f6e4;
    --teal-400: #2dd4bf;
    --teal-500: #14b8a6;
    --teal-600: #0d9488;
    --teal-700: #0f766e;
    --slate-50: #f8fafc;
    --slate-100: #f1f5f9;
    --slate-200: #e2e8f0;
    --slate-300: #cbd5e1;
    --slate-400: #94a3b8;
    --slate-500: #64748b;
    --slate-600: #475569;
    --slate-700: #334155;
    --slate-800: #1e293b;
    --slate-900: #0f172a;
    --font-body: 'Inter', system-ui, sans-serif;
    --font-heading: 'Playfair Display', Georgia, serif;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 4px 24px rgba(0,0,0,0.06);
    --shadow-lg: 0 4px 32px rgba(0,0,0,0.1);
}

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

body {
    font-family: var(--font-body);
    color: var(--slate-800);
    background: #ffffff;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

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

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

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

/* ─── Header ─── */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--slate-200);
    transition: box-shadow 0.3s;
}

.header.scrolled {
    box-shadow: 0 2px 20px rgba(0,0,0,0.08);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--slate-800);
}

.nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--slate-600);
    transition: color 0.2s;
}

.nav a:hover {
    color: var(--teal-600);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--slate-700);
    border-radius: 2px;
    transition: 0.3s;
}

.menu-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}
.menu-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ─── Buttons ─── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.2s;
    border: none;
    cursor: pointer;
    font-family: var(--font-body);
}

.btn-primary {
    background: var(--teal-600);
    color: #fff;
}

.btn-primary:hover {
    background: var(--teal-700);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(13,148,136,0.3);
}

.btn-ghost {
    background: rgba(255,255,255,0.15);
    color: #fff;
    border: 1px solid rgba(255,255,255,0.4);
    backdrop-filter: blur(4px);
}

.btn-ghost:hover {
    background: rgba(255,255,255,0.25);
}

.btn-sm {
    padding: 8px 20px;
    font-size: 0.85rem;
    background: var(--teal-600);
    color: #fff;
    border-radius: var(--radius);
}

.btn-sm:hover {
    background: var(--teal-700);
}

.btn-full {
    width: 100%;
}

/* ─── Hero ─── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0d9488 0%, #0f766e 30%, #1e293b 70%, #0f172a 100%);
    overflow: hidden;
    padding: 120px 24px 80px;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 20% 80%, rgba(45,212,191,0.2) 0%, transparent 60%),
        radial-gradient(ellipse 60% 50% at 80% 20%, rgba(13,148,136,0.15) 0%, transparent 50%);
    pointer-events: none;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: url('https://images.pexels.com/photos/4021817/pexels-photo-4021817.jpeg?auto=compress&cs=tinysrgb&fit=crop&w=1920&h=1080') center/cover no-repeat;
    opacity: 0.08;
    pointer-events: none;
}

.hero-content {
    position: relative;
    text-align: center;
    max-width: 780px;
    z-index: 1;
}

.hero-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--teal-200);
    margin-bottom: 20px;
    padding: 6px 16px;
    border: 1px solid rgba(153,246,228,0.3);
    border-radius: 50px;
    background: rgba(153,246,228,0.08);
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.2rem, 5vw, 3.6rem);
    font-weight: 700;
    color: #ffffff;
    line-height: 1.15;
    margin-bottom: 24px;
}

.hero-sub {
    font-size: 1.1rem;
    color: var(--slate-300);
    line-height: 1.7;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 56px;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-num {
    display: block;
    font-size: 1.1rem;
    font-weight: 700;
    color: #fff;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--slate-400);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.stat-divider {
    width: 1px;
    height: 32px;
    background: var(--slate-600);
}

.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--slate-400);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* ─── Section shared ─── */
.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 64px;
}

.section-tag {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--teal-600);
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    font-weight: 700;
    color: var(--slate-900);
    line-height: 1.2;
    margin-bottom: 16px;
}

.section-sub {
    font-size: 1.05rem;
    color: var(--slate-500);
    line-height: 1.7;
}

/* ─── Services ─── */
.services {
    padding: 100px 0;
    background: var(--slate-50);
}

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

.service-card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    border: 1px solid var(--slate-200);
    transition: all 0.25s;
}

.service-card:hover {
    border-color: var(--teal-200);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.service-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius);
    background: var(--teal-50);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--slate-800);
    margin-bottom: 10px;
}

.service-card p {
    font-size: 0.92rem;
    color: var(--slate-500);
    line-height: 1.65;
}

/* ─── About ─── */
.about {
    padding: 100px 0;
    background: #fff;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

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

.about-content .section-tag {
    margin-bottom: 12px;
}

.about-content .section-title {
    text-align: left;
    margin-bottom: 20px;
}

.about-content p {
    color: var(--slate-600);
    line-height: 1.75;
    margin-bottom: 16px;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 28px;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--slate-700);
}

.about-feature svg {
    flex-shrink: 0;
}

/* ─── Patient Info ─── */
.patient-info {
    padding: 100px 0;
    background: var(--slate-50);
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.info-card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    border: 1px solid var(--slate-200);
    transition: box-shadow 0.2s;
}

.info-card:hover {
    box-shadow: var(--shadow);
}

.info-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius);
    background: var(--teal-50);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.info-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--slate-800);
    margin-bottom: 16px;
}

.info-card ul {
    list-style: none;
}

.info-card ul li {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--slate-100);
    font-size: 0.9rem;
}

.info-card ul li:last-child {
    border-bottom: none;
}

.info-card ul li span:first-child {
    color: var(--slate-600);
}

.info-card ul li span:last-child {
    font-weight: 600;
    color: var(--slate-800);
}

.info-card address {
    font-style: normal;
    line-height: 1.7;
    color: var(--slate-700);
    font-size: 0.95rem;
}

.info-card p {
    color: var(--slate-600);
    line-height: 1.7;
    font-size: 0.92rem;
}

.info-card a {
    color: var(--teal-600);
    font-weight: 500;
}

.info-card a:hover {
    text-decoration: underline;
}

.info-note {
    font-size: 0.82rem !important;
    color: var(--slate-400) !important;
    margin-top: 12px !important;
    font-style: italic;
}

/* ─── Contact ─── */
.contact {
    padding: 100px 0;
    background: #fff;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.contact-info .section-tag {
    margin-bottom: 12px;
}

.contact-info .section-title {
    text-align: left;
    margin-bottom: 16px;
}

.contact-info > p {
    color: var(--slate-500);
    line-height: 1.75;
    margin-bottom: 36px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

.contact-item svg {
    flex-shrink: 0;
    margin-top: 2px;
}

.contact-item strong {
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--slate-400);
    margin-bottom: 4px;
}

.contact-item span,
.contact-item a {
    font-size: 1rem;
    color: var(--slate-700);
}

.contact-item a:hover {
    color: var(--teal-600);
}

/* ─── Form ─── */
.contact-form-wrap {
    background: var(--slate-50);
    border-radius: var(--radius-lg);
    padding: 40px;
    border: 1px solid var(--slate-200);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--slate-700);
}

.form-group input,
.form-group textarea {
    padding: 12px 14px;
    border: 1px solid var(--slate-200);
    border-radius: var(--radius);
    font-size: 0.95rem;
    font-family: var(--font-body);
    color: var(--slate-800);
    background: #fff;
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--teal-500);
    box-shadow: 0 0 0 3px rgba(13,148,136,0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--slate-400);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-success {
    display: none;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 12px;
    padding: 40px 20px;
}

.form-success.show {
    display: flex;
}

.form-success h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    color: var(--slate-800);
}

.form-success p {
    color: var(--slate-500);
    font-size: 0.95rem;
}

/* ─── Map ─── */
.map-section {
    border-top: 1px solid var(--slate-200);
}

.map-section iframe {
    filter: grayscale(0.4);
}

/* ─── Footer ─── */
.footer {
    background: var(--slate-900);
    color: var(--slate-400);
    padding: 64px 0 0;
}

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

.footer-logo {
    color: #fff;
    margin-bottom: 16px;
}

.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--slate-400);
}

.footer-links h4 {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--slate-200);
    margin-bottom: 20px;
}

.footer-links a,
.footer-links p {
    display: block;
    font-size: 0.9rem;
    color: var(--slate-400);
    margin-bottom: 10px;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--teal-400);
}

.footer-bottom {
    border-top: 1px solid var(--slate-800);
    padding: 24px 0;
}

.footer-bottom p {
    font-size: 0.82rem;
    color: var(--slate-500);
}

/* ─── Mobile ─── */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 36px;
    }
}

@media (max-width: 768px) {
    .nav {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: #fff;
        flex-direction: column;
        padding: 24px;
        gap: 20px;
        border-bottom: 1px solid var(--slate-200);
        box-shadow: var(--shadow);
        transform: translateY(-120%);
        transition: transform 0.3s;
        z-index: 99;
    }

    .nav.open {
        transform: translateY(0);
    }

    .menu-toggle {
        display: flex;
    }

    .hero {
        padding: 120px 24px 80px;
        min-height: auto;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }

    .stat-divider {
        display: none;
    }

    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-image {
        order: -1;
    }

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

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

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

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .section-header {
        margin-bottom: 48px;
    }

    .services, .about, .patient-info, .contact {
        padding: 72px 0;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero-title {
        font-size: 1.9rem;
    }

    .contact-form-wrap {
        padding: 24px;
    }
}

/* ─── Animations ─── */
.fade-up {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}