:root {
    --bg: #fafbfc;
    --surface: #ffffff;
    --dark: #0f172a;
    --text: #334155;
    --muted: #64748b;
    --light-border: #e2e8f0;
    --accent: #0d9488;
    --accent-dark: #0f766e;
    --accent-light: #f0fdfa;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    font-family: 'DM Sans', -apple-system, sans-serif;
    background: var(--bg); color: var(--text);
    line-height: 1.6; -webkit-font-smoothing: antialiased;
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

h1, h2, h3 { color: var(--dark); font-weight: 600; }
h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); line-height: 1.1; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin-bottom: 16px; }
h3 { font-size: 1.1rem; margin-bottom: 8px; }
p { color: var(--text); font-size: 1rem; }
.section-sub { color: var(--muted); margin-bottom: 48px; font-size: 1.05rem; max-width: 600px; }

/* Nav */
nav { position: fixed; top: 0; width: 100%; z-index: 100; padding: 16px 0; transition: all 0.3s; background: rgba(250, 251, 252, 0.9); backdrop-filter: blur(12px); }
nav.scrolled { border-bottom: 1px solid var(--light-border); padding: 12px 0; }
.nav-container { max-width: 1100px; margin: 0 auto; padding: 0 24px; display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.2em; color: var(--dark); }
.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: 0.9rem; transition: color 0.2s; }
.nav-links a:hover { color: var(--dark); }
.btn-nav { background: var(--accent) !important; color: white !important; padding: 8px 20px; border-radius: 6px; font-weight: 500 !important; }
.btn-nav:hover { background: var(--accent-dark) !important; }
.mobile-menu { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; }
.mobile-menu span { width: 24px; height: 2px; background: var(--dark); transition: 0.3s; }

/* Hero */
.hero { min-height: 90vh; display: flex; align-items: center; padding: 120px 24px 80px; position: relative; overflow: hidden; }
.hero-content { max-width: 650px; margin: 0 auto; position: relative; z-index: 1; }
.hero-tag { font-size: 0.85rem; font-weight: 500; color: var(--accent); letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 20px; }
.hero h1 { margin-bottom: 20px; }
.hero-sub { font-size: 1.1rem; line-height: 1.7; margin-bottom: 36px; color: var(--muted); max-width: 540px; }
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }
.btn-primary { display: inline-block; background: var(--accent); color: white; padding: 14px 32px; border-radius: 6px; text-decoration: none; font-weight: 500; font-size: 0.95rem; transition: all 0.2s; border: none; cursor: pointer; }
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-1px); }
.btn-secondary { display: inline-block; color: var(--muted); padding: 14px 32px; border: 1px solid var(--light-border); border-radius: 6px; text-decoration: none; font-weight: 500; font-size: 0.95rem; transition: all 0.2s; }
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }
#medicalCanvas {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    pointer-events: none; z-index: 0;
}

.hero { position: relative; }

/* Trust Bar */
.trust-bar { padding: 32px 0; border-top: 1px solid var(--light-border); border-bottom: 1px solid var(--light-border); background: var(--surface); }
.trust-items { display: flex; justify-content: center; gap: 48px; flex-wrap: wrap; }
.trust-items span { font-size: 0.8rem; font-weight: 600; color: var(--muted); letter-spacing: 0.1em; text-transform: uppercase; }

/* Services */
.services { padding: 100px 0; }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.service-card { background: var(--surface); border: 1px solid var(--light-border); border-radius: 12px; padding: 32px 28px; transition: all 0.3s; }
.service-card:hover { border-color: var(--accent); transform: translateY(-4px); box-shadow: 0 8px 30px rgba(13, 148, 136, 0.08); }
.service-icon { color: var(--accent); margin-bottom: 16px; }
.service-card h3 { font-size: 1.05rem; }
.service-card p { font-size: 0.9rem; line-height: 1.6; color: var(--muted); }

/* Differentiator */
.differentiator { padding: 100px 0; background: var(--accent-light); }
.diff-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.diff-text h2 { margin-bottom: 20px; }
.diff-text p { margin-bottom: 16px; line-height: 1.7; color: var(--text); }
.diff-stats { display: flex; flex-direction: column; gap: 24px; }
.diff-stat { padding: 20px 24px; background: var(--surface); border-radius: 10px; border: 1px solid var(--light-border); }
.diff-number { display: block; font-size: 1.3rem; font-weight: 700; color: var(--accent); margin-bottom: 4px; }
.diff-label { font-size: 0.85rem; color: var(--muted); }

/* About / Team */
.about { padding: 100px 0; }
.team-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.team-card { background: var(--surface); border: 1px solid var(--light-border); border-radius: 12px; padding: 36px 32px; }
.team-role { font-size: 0.75rem; font-weight: 600; color: var(--accent); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 8px; }
.team-card h3 { font-size: 1.3rem; margin-bottom: 4px; }
.team-creds { font-size: 0.85rem; color: var(--muted); margin-bottom: 16px; font-weight: 500; }
.team-card p:last-child { font-size: 0.9rem; line-height: 1.6; color: var(--text); }

/* CTA */
.cta-section { padding: 80px 0; background: var(--dark); text-align: center; }
.cta-content { max-width: 500px; margin: 0 auto; }
.cta-content h2 { color: white; margin-bottom: 16px; }
.cta-content p { color: rgba(255,255,255,0.6); margin-bottom: 32px; }

/* Contact */
.contact { padding: 100px 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
.contact-info h2 { margin-bottom: 16px; }
.contact-info > p { color: var(--muted); margin-bottom: 32px; }
.contact-details { display: flex; flex-direction: column; gap: 20px; }
.contact-item { display: flex; flex-direction: column; gap: 4px; }
.contact-item strong { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); }
.contact-item a, .contact-item span { color: var(--dark); text-decoration: none; font-size: 0.95rem; }
.contact-item a:hover { color: var(--accent); }
.contact-form form { display: flex; flex-direction: column; gap: 12px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
input, textarea { font-family: inherit; font-size: 0.95rem; padding: 12px 16px; border: 1px solid var(--light-border); border-radius: 8px; background: var(--surface); color: var(--dark); outline: none; transition: border-color 0.2s; }
input:focus, textarea:focus { border-color: var(--accent); }
textarea { resize: vertical; }

/* Footer */
footer { padding: 60px 0 40px; border-top: 1px solid var(--light-border); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; margin-bottom: 32px; }
.footer-tagline { font-size: 0.8rem; color: var(--muted); margin-top: 8px; }
.footer-nav { display: flex; flex-direction: column; gap: 8px; }
.footer-nav a { color: var(--muted); text-decoration: none; font-size: 0.85rem; }
.footer-nav a:hover { color: var(--accent); }
.footer-contact { display: flex; flex-direction: column; gap: 8px; }
.footer-contact a { color: var(--muted); text-decoration: none; font-size: 0.85rem; }
.footer-contact a:hover { color: var(--accent); }
.footer-bottom { padding-top: 20px; border-top: 1px solid var(--light-border); }
.footer-bottom p { font-size: 0.75rem; color: var(--muted); }

/* Mobile */
@media (max-width: 768px) {
    .nav-links { display: none; position: absolute; top: 100%; left: 0; right: 0; background: rgba(250, 251, 252, 0.98); flex-direction: column; padding: 24px; gap: 16px; border-bottom: 1px solid var(--light-border); }
    .nav-links.active { display: flex; }
    .mobile-menu { display: flex; }
    .hero { min-height: auto; padding: 130px 24px 60px; }
    .services-grid { grid-template-columns: 1fr; }
    .diff-grid { grid-template-columns: 1fr; }
    .team-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 24px; }
    .trust-items { gap: 24px; }
}