:root {
  --primary: #0a6b5c;
  --primary-dark: #074a40;
  --accent: #7671e8;
  --bg: #ffffff;
  --surface: #f5f8fb;
  --text: #1a2332;
  --text-light: #5a6b7e;
  --border: #e2e8f0;
  --radius: 12px;
  --max-width: 1180px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Assistant', system-ui, -apple-system, sans-serif;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
}
img { max-width: 100%; display: block; }
a { color: var(--primary); }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* Skip link */
.skip-link {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.skip-link:focus {
  position: fixed; top: 8px; left: 8px; width: auto; height: auto;
  padding: 10px 16px; margin: 0; overflow: visible; clip: auto; white-space: normal;
  background: var(--primary); color: #fff; z-index: 2147483002; font-weight: 700; text-decoration: none;
}

:focus-visible { outline: 3px solid var(--primary); outline-offset: 2px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 500;
  background: #fff; border-bottom: 1px solid var(--border);
}
.site-header .container {
  display: flex; align-items: center; justify-content: space-between;
  height: 76px;
}
.site-header .brand { display: flex; align-items: center; gap: 12px; }
.site-header .brand img { height: 48px; width: auto; }
.site-header .brand-text { font-weight: 800; font-size: 1.05rem; color: var(--text); }
.site-header .brand-text small { display: block; font-weight: 400; font-size: 0.78rem; color: var(--text-light); }

nav.main-nav ul { list-style: none; display: flex; gap: 28px; }
nav.main-nav a { text-decoration: none; color: var(--text); font-weight: 600; font-size: 0.98rem; }
nav.main-nav a:hover { color: var(--primary); }

.hamburger {
  display: none; background: none; border: none; cursor: pointer;
  width: 44px; height: 44px; align-items: center; justify-content: center;
}
.hamburger svg { width: 26px; height: 26px; }

@media (max-width: 860px) {
  nav.main-nav {
    position: fixed; inset: 76px 0 0 0; background: #fff; transform: translateX(100%);
    transition: transform 0.25s ease; overflow-y: auto; z-index: 400;
  }
  nav.main-nav.open { transform: translateX(0); }
  nav.main-nav ul { flex-direction: column; gap: 0; padding: 16px 24px; }
  nav.main-nav a { display: block; padding: 16px 0; border-bottom: 1px solid var(--border); font-size: 1.1rem; }
  .hamburger { display: flex; }
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--surface) 0%, #fff 100%);
  padding: 64px 0 56px;
}
.hero .container { display: flex; align-items: center; gap: 48px; flex-wrap: wrap; }
.hero-text { flex: 1 1 420px; }
.hero-text h1 { font-size: 2.1rem; font-weight: 800; color: var(--primary-dark); margin-bottom: 6px; }
.hero-text .sub-en { color: var(--text-light); font-size: 1rem; margin-bottom: 10px; }
.hero-text .role { font-size: 1.15rem; font-weight: 600; color: var(--text); margin-bottom: 18px; }
.hero-text .intro-answer { font-size: 1.05rem; color: var(--text); margin-bottom: 24px; max-width: 640px; }
.hero-meta { display: flex; flex-direction: column; gap: 8px; margin-bottom: 24px; font-size: 0.98rem; }
.hero-meta a { text-decoration: none; color: var(--text); font-weight: 600; }
.hero-cta { display: inline-flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 13px 26px;
  border-radius: var(--radius); font-weight: 700; text-decoration: none; font-size: 0.98rem;
  transition: transform 0.15s, box-shadow 0.15s;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); }
.btn-outline { background: #fff; color: var(--primary); border: 2px solid var(--primary); }
.btn-outline:hover { background: var(--surface); }
.hero-image { flex: 1 1 320px; }
.hero-image img {
  border-radius: var(--radius); box-shadow: 0 12px 32px rgba(10,107,92,0.18);
  width: 100%; max-width: 420px; margin: 0 auto; aspect-ratio: 4/5; object-fit: cover;
}

/* Sections */
section { padding: 72px 0; }
section.alt { background: var(--surface); }
.section-title { font-size: 1.7rem; font-weight: 800; color: var(--primary-dark); margin-bottom: 12px; text-align: center; }
.section-lead { text-align: center; color: var(--text-light); max-width: 640px; margin: 0 auto 40px; }

/* About */
.about-grid { display: flex; gap: 40px; align-items: flex-start; flex-wrap: wrap; }
.about-grid .about-text { flex: 1 1 480px; }
.about-text p { margin-bottom: 16px; }
.about-credentials { flex: 1 1 280px; background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.about-credentials h3 { color: var(--primary); font-size: 1.05rem; margin-bottom: 12px; }
.about-credentials ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.about-credentials li { display: flex; gap: 10px; align-items: flex-start; font-size: 0.95rem; }
.about-credentials svg { flex: 0 0 20px; width: 20px; height: 20px; color: var(--primary); margin-top: 2px; }

/* Treatments */
.treatments-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px;
}
.treatment-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px 18px; display: flex; gap: 12px; align-items: flex-start;
}
.treatment-card svg { flex: 0 0 24px; width: 24px; height: 24px; color: var(--primary); margin-top: 2px; }
.treatment-card span { font-size: 0.98rem; }

/* FAQ */
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.faq-item { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 20px 22px; }
.faq-item h3 { font-size: 1.05rem; color: var(--primary-dark); margin-bottom: 8px; }
.faq-item p { color: var(--text); }

/* Testimonials gallery */
.testimonials-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 14px;
}
.testimonial-card {
  display: block; border: 1px solid var(--border); border-radius: 10px; overflow: hidden;
  background: #fff; text-decoration: none; transition: transform 0.15s, box-shadow 0.15s;
}
.testimonial-card:hover { transform: translateY(-3px); box-shadow: 0 8px 20px rgba(0,0,0,0.1); }
.testimonial-card img { width: 100%; height: 170px; object-fit: cover; }
.testimonial-card .cap { padding: 8px 10px; font-size: 0.8rem; color: var(--text-light); text-align: center; }
.testimonials-more { text-align: center; margin-top: 28px; color: var(--text-light); font-size: 0.9rem; }

/* Contact */
.contact-grid { display: flex; gap: 40px; flex-wrap: wrap; }
.contact-info { flex: 1 1 300px; }
.contact-info ul { list-style: none; display: flex; flex-direction: column; gap: 16px; margin-top: 20px; }
.contact-info li { display: flex; gap: 12px; align-items: flex-start; }
.contact-info svg { flex: 0 0 22px; width: 22px; height: 22px; color: var(--primary); margin-top: 2px; }
.contact-info a { color: var(--text); text-decoration: none; font-weight: 600; }
.contact-form { flex: 1 1 380px; background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; }
.contact-form label { display: block; font-size: 0.9rem; font-weight: 600; margin-bottom: 6px; }
.contact-form input, .contact-form textarea {
  width: 100%; padding: 12px 14px; border: 1px solid var(--border); border-radius: 8px;
  font-family: inherit; font-size: 0.98rem; margin-bottom: 16px;
}
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--primary); }
.contact-form button {
  width: 100%; padding: 14px; background: var(--primary); color: #fff; border: none;
  border-radius: var(--radius); font-weight: 700; font-size: 1rem; cursor: pointer;
}
.contact-form button:hover { background: var(--primary-dark); }
.contact-form button:disabled { opacity: 0.6; cursor: default; }

/* Footer */
footer.site-footer { background: var(--primary-dark); color: #eaf3f1; padding: 48px 0 24px; }
footer.site-footer .footer-content {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 28px; margin-bottom: 28px;
}
footer.site-footer h3, footer.site-footer h4 { color: #fff; margin-bottom: 10px; font-size: 1.05rem; }
footer.site-footer p { font-size: 0.92rem; opacity: 0.9; margin-bottom: 4px; }
footer.site-footer a { color: #d7ece8; text-decoration: none; font-size: 0.92rem; }
footer.site-footer a:hover { text-decoration: underline; }
footer.site-footer nav.footer-links { display: flex; flex-direction: column; gap: 8px; }
footer.site-footer .footer-copy {
  border-top: 1px solid rgba(255,255,255,0.15); padding-top: 18px; text-align: center; font-size: 0.85rem; opacity: 0.8;
}

@media print { .fab-container, #a11y-toggle, #a11y-panel, .hamburger { display: none !important; } }

.fab-container { position: fixed; bottom: 24px; left: 24px; z-index: 2147483000; display: flex; flex-direction: column; gap: 12px; pointer-events: none; }
.fab { pointer-events: auto; width: 56px; height: 56px; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 12px rgba(0,0,0,0.25); transition: transform 0.2s, box-shadow 0.2s; }
.fab:hover { transform: scale(1.1); box-shadow: 0 6px 18px rgba(0,0,0,0.35); }
.fab:focus-visible { outline: 3px solid #fff; outline-offset: 2px; }
.fab.wa { background: #25D366; }
.fab.call { background: var(--primary, #0a6b5c); }
.fab svg { width: 28px; height: 28px; }
@media (max-width: 480px) { .fab { width: 48px; height: 48px; } .fab svg { width: 24px; height: 24px; } }