/* =========================================================
   Prime Aesthetic Dental Clinic - Design System
   ========================================================= */

/* ---------- Tokens ---------- */
:root {
  --color-base: #FAF7F2;
  --color-white: #FFFFFF;
  --color-ink: #0E1A2B;
  --color-ink-soft: #1F2937;
  --color-body: #374151;
  --color-muted: #6B7280;
  --color-gold: #C9A35B;
  --color-gold-deep: #A07E3E;
  --color-gold-soft: #E4C88A;
  --color-sage: #6BA292;
  --color-sage-soft: #B6D3C8;
  --color-sand: #E8DFD0;
  --color-cream: #F5EFE4;
  --color-border: #E5E7EB;
  --color-success: #16A34A;

  --font-display: 'Fraunces', 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 999px;

  --shadow-sm: 0 2px 8px rgba(14, 26, 43, 0.06);
  --shadow-md: 0 8px 24px rgba(14, 26, 43, 0.08);
  --shadow-lg: 0 24px 48px rgba(14, 26, 43, 0.12);
  --shadow-gold: 0 12px 32px rgba(201, 163, 91, 0.28);

  --transition: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 180ms cubic-bezier(0.4, 0, 0.2, 1);

  --max-w: 1200px;
  --max-w-narrow: 860px;

  --nav-h: 84px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }
body {
  font-family: var(--font-body);
  color: var(--color-body);
  background: var(--color-base);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition-fast); }
button { font-family: inherit; cursor: pointer; border: 0; background: none; }
ul, ol { list-style: none; }

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  color: var(--color-ink);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(2.25rem, 5vw, 4rem); }
h2 { font-size: clamp(1.85rem, 4vw, 3rem); }
h3 { font-size: clamp(1.4rem, 2.6vw, 2rem); }
h4 { font-size: clamp(1.15rem, 2vw, 1.4rem); font-weight: 600; letter-spacing: -0.01em; }
h5 { font-size: 1.1rem; font-weight: 600; letter-spacing: -0.01em; }
p { color: var(--color-body); margin-bottom: 1em; }
p:last-child { margin-bottom: 0; }
strong { color: var(--color-ink); font-weight: 600; }
.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-gold-deep);
  margin-bottom: 1rem;
}
.lede { font-size: 1.15rem; color: var(--color-ink-soft); line-height: 1.6; }

/* ---------- Layout ---------- */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: var(--max-w-narrow); margin: 0 auto; padding: 0 24px; }
section { padding: clamp(56px, 8vw, 112px) 0; position: relative; }
.section-tight { padding: clamp(40px, 6vw, 72px) 0; }
.bg-cream { background: var(--color-cream); }
.bg-sand { background: var(--color-sand); }
.bg-ink { background: var(--color-ink); color: #D8DEE7; }
.bg-ink h1, .bg-ink h2, .bg-ink h3, .bg-ink h4, .bg-ink h5 { color: var(--color-white); }
.bg-ink strong { color: var(--color-gold-soft); }
.bg-ink p { color: #C5CBD6; }

.center { text-align: center; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-head p { color: var(--color-ink-soft); font-size: 1.05rem; }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(14, 26, 43, 0.06);
}
.site-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(250, 247, 242, 0.92);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  z-index: -1;
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: var(--nav-h);
}
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; flex-shrink: 0; }
.brand img { height: 52px; width: auto; display: block; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; white-space: nowrap; }
.brand-text .b-top { font-family: var(--font-display); font-size: 1.05rem; color: var(--color-ink); font-weight: 600; }
.brand-text .b-sub { font-size: 0.68rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--color-gold-deep); margin-top: 2px; }

.nav-links {
  display: flex;
  gap: 4px;
  align-items: center;
  flex: 1;
  justify-content: center;
}
.nav-links > a,
.nav-links > .has-sub > a {
  color: var(--color-ink-soft);
  font-size: 0.92rem;
  font-weight: 500;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
  transition: color var(--transition-fast), background var(--transition-fast);
}
.nav-links > a:hover,
.nav-links > .has-sub > a:hover { color: var(--color-gold-deep); background: rgba(201, 163, 91, 0.08); }
.nav-links .has-sub { position: relative; }
.nav-links .has-sub > a::after {
  content: '';
  width: 8px; height: 8px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translate(-2px, -2px);
  margin-left: 4px;
  transition: transform var(--transition-fast);
  opacity: 0.7;
}
.nav-links .has-sub:hover > a::after { transform: rotate(225deg) translate(-2px, -2px); }
.submenu {
  position: absolute;
  top: calc(100% + 4px);
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  min-width: 260px;
  padding: 10px;
  background: var(--color-white);
  border: 1px solid rgba(14, 26, 43, 0.06);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
}
.nav-links .has-sub:hover .submenu,
.nav-links .has-sub:focus-within .submenu { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.submenu a { display: block; padding: 10px 14px; border-radius: var(--radius-sm); font-size: 0.9rem; color: var(--color-ink-soft); white-space: nowrap; }
.submenu a:hover { background: var(--color-cream); color: var(--color-ink); }

.nav-cta { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.btn-phone {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-ink);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 8px 12px;
  border-radius: var(--radius-full);
  white-space: nowrap;
}
.btn-phone:hover { background: rgba(14, 26, 43, 0.04); }
.btn-phone svg { width: 18px; height: 18px; color: var(--color-gold-deep); }

.mobile-toggle { display: none; width: 44px; height: 44px; align-items: center; justify-content: center; border-radius: var(--radius-full); color: var(--color-ink); background: transparent; border: 0; cursor: pointer; }
.mobile-toggle:hover { background: rgba(14, 26, 43, 0.04); }
.mobile-toggle svg { width: 24px; height: 24px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  transition: transform var(--transition-fast), box-shadow var(--transition), background var(--transition);
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-gold);
  color: var(--color-ink);
  box-shadow: var(--shadow-gold);
}
.btn-primary:hover { background: var(--color-gold-deep); color: #fff; transform: translateY(-2px); }
.btn-ink { background: var(--color-ink); color: #fff; }
.btn-ink:hover { background: var(--color-ink-soft); transform: translateY(-2px); }
.btn-outline { background: transparent; border: 1.5px solid var(--color-ink); color: var(--color-ink); }
.btn-outline:hover { background: var(--color-ink); color: #fff; }
.btn-ghost { background: transparent; color: var(--color-ink); }
.btn-ghost:hover { color: var(--color-gold-deep); }
.btn-whatsapp { background: #25D366; color: #fff; }
.btn-whatsapp:hover { background: #1ebe5d; transform: translateY(-2px); }
.btn-sm { padding: 10px 18px; font-size: 0.85rem; }
.btn-lg { padding: 18px 36px; font-size: 1rem; }

/* ---------- Hero ---------- */
.hero {
  padding: clamp(64px, 8vw, 112px) 0 clamp(56px, 7vw, 96px);
  background: linear-gradient(160deg, var(--color-cream) 0%, var(--color-base) 55%, var(--color-sand) 100%);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  top: -200px; right: -200px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(201, 163, 91, 0.18), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
  position: relative;
}
.hero h1 {
  color: var(--color-ink);
  margin-bottom: 20px;
  font-weight: 400;
}
.hero h1 em { font-style: normal; color: var(--color-gold-deep); font-family: var(--font-display); }
.hero .lede { font-size: 1.2rem; color: var(--color-ink-soft); margin-bottom: 32px; max-width: 580px; }
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 36px; }
.hero-trust {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  padding-top: 28px;
  border-top: 1px solid rgba(14, 26, 43, 0.1);
}
.trust-stat .n {
  font-family: var(--font-display);
  font-size: 1.85rem;
  color: var(--color-ink);
  font-weight: 500;
  line-height: 1;
  display: block;
}
.trust-stat .l { font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-muted); margin-top: 6px; }

.hero-visual {
  position: relative;
  aspect-ratio: 4/5;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-sage-soft), var(--color-sand));
  box-shadow: var(--shadow-lg);
}
.hero-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 30% 30%, rgba(255,255,255,0), transparent 50%),
    radial-gradient(circle at 70% 80%, rgba(201, 163, 91, 0.2), transparent 60%);
}
.hero-visual .viz-badge {
  position: absolute;
  bottom: 24px;
  left: 24px;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(10px);
  padding: 18px 22px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  max-width: 260px;
}
.viz-badge strong { display: block; font-size: 1.05rem; color: var(--color-ink); margin-bottom: 4px; }
.viz-badge span { font-size: 0.85rem; color: var(--color-muted); }

/* ---------- Trust Band ---------- */
.trust-band { padding: 36px 0; background: var(--color-white); border-bottom: 1px solid var(--color-border); }
.trust-band-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 32px; }
.trust-band .label { font-size: 0.8rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--color-muted); }
.trust-logos { display: flex; gap: 40px; flex-wrap: wrap; align-items: center; }
.trust-logo {
  padding: 10px 20px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  color: var(--color-ink-soft);
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  background: var(--color-white);
}

/* ---------- Cards ---------- */
.card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  border: 1px solid rgba(14, 26, 43, 0.04);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.card-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius-md);
  background: var(--color-cream);
  color: var(--color-gold-deep);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.card-icon svg { width: 26px; height: 26px; }
.card h3 { margin-bottom: 12px; font-size: 1.25rem; }
.card h4 { margin-bottom: 10px; }
.card p { color: var(--color-body); font-size: 0.95rem; }
.card-link {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 16px;
  color: var(--color-gold-deep);
  font-weight: 600;
  font-size: 0.9rem;
}
.card-link:hover { color: var(--color-ink); }
.card-link::after { content: '→'; transition: transform var(--transition-fast); }
.card-link:hover::after { transform: translateX(4px); }

.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 28px; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(380px, 1fr)); gap: 32px; }
.grid-4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; }

/* ---------- Feature Block (signature implant section) ---------- */
.feature-implant {
  background: linear-gradient(135deg, var(--color-ink) 0%, #1a2a44 100%);
  color: #fff;
  border-radius: var(--radius-xl);
  padding: clamp(40px, 6vw, 72px);
  position: relative;
  overflow: hidden;
}
.feature-implant::before {
  content: "";
  position: absolute;
  bottom: -160px; right: -160px;
  width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(201, 163, 91, 0.22), transparent 70%);
  border-radius: 50%;
}
.feature-implant h2 { color: var(--color-white); position: relative; }
.feature-implant .eyebrow { color: var(--color-gold-soft); }
.feature-implant p { color: #C5CBD6; position: relative; }
.feature-implant-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px; align-items: center; position: relative; }
.feature-implant-grid ul { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px 28px; margin: 28px 0 32px; }
.feature-implant-grid li { color: #E8DFD0; font-size: 0.95rem; display: flex; align-items: flex-start; gap: 10px; }
.feature-implant-grid li::before { content: '✓'; color: var(--color-gold); font-weight: 700; }

/* ---------- Timeline (implant process) ---------- */
.timeline { position: relative; max-width: 800px; margin: 0 auto; padding-left: 48px; }
.timeline::before {
  content: '';
  position: absolute;
  left: 18px; top: 6px; bottom: 6px;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-gold), var(--color-sand));
}
.timeline-item { position: relative; padding-bottom: 40px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item .step-num {
  position: absolute;
  left: -48px; top: 0;
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--color-white);
  border: 2px solid var(--color-gold);
  color: var(--color-gold-deep);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}
.timeline-item h4 { margin-bottom: 6px; color: var(--color-ink); }
.timeline-item .dur { font-size: 0.82rem; color: var(--color-gold-deep); letter-spacing: 0.1em; text-transform: uppercase; font-weight: 600; margin-bottom: 10px; }

/* ---------- Persona row ---------- */
.persona-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.persona {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  border-top: 3px solid var(--color-gold);
  transition: transform var(--transition);
}
.persona:hover { transform: translateY(-6px); }
.persona .emoji { font-size: 2.25rem; margin-bottom: 16px; }
.persona h4 { margin-bottom: 10px; }

/* ---------- Comparison Table ---------- */
.compare-table { width: 100%; border-collapse: collapse; background: var(--color-white); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); }
.compare-table th, .compare-table td { padding: 18px 20px; text-align: left; border-bottom: 1px solid var(--color-border); font-size: 0.95rem; }
.compare-table th { background: var(--color-cream); font-family: var(--font-display); color: var(--color-ink); font-weight: 600; }
.compare-table td:first-child { font-weight: 600; color: var(--color-ink); }
.compare-table tr:last-child td { border-bottom: 0; }
.compare-table .yes { color: var(--color-success); font-weight: 600; }
.compare-table .no { color: #B91C1C; font-weight: 600; }

/* ---------- FAQ accordion ---------- */
.faq { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: var(--color-white);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 22px 26px;
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--color-ink);
  text-align: left;
  font-weight: 500;
}
.faq-q::after { content: '+'; font-size: 1.6rem; color: var(--color-gold-deep); transition: transform var(--transition); flex-shrink: 0; }
.faq-item[open] .faq-q::after { content: '−'; }
.faq-a { padding: 0 26px 22px; color: var(--color-body); }

/* ---------- Testimonial ---------- */
.testimonial {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-sm);
  position: relative;
}
.testimonial::before {
  content: '"';
  position: absolute;
  top: 16px; left: 24px;
  font-family: var(--font-display);
  font-size: 5rem;
  color: var(--color-gold-soft);
  line-height: 1;
  opacity: 0.7;
}
.testimonial blockquote { font-family: var(--font-display); font-size: 1.2rem; color: var(--color-ink); line-height: 1.5; margin: 24px 0 20px; font-style: italic; }
.testimonial .author { display: flex; align-items: center; gap: 14px; }
.testimonial .author .avatar { width: 48px; height: 48px; border-radius: 50%; background: var(--color-sand); display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-weight: 600; color: var(--color-ink); }
.testimonial .author .meta strong { display: block; color: var(--color-ink); }
.testimonial .author .meta span { font-size: 0.85rem; color: var(--color-muted); }
.stars { color: var(--color-gold); letter-spacing: 2px; font-size: 0.9rem; }

/* ---------- CTA Band ---------- */
.cta-band {
  background: linear-gradient(135deg, var(--color-ink) 0%, #1a2a44 100%);
  color: #fff;
  padding: clamp(56px, 8vw, 96px) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: "";
  position: absolute;
  top: -100px; left: -100px;
  width: 380px; height: 380px;
  background: radial-gradient(circle, rgba(201, 163, 91, 0.2), transparent 70%);
  border-radius: 50%;
}
.cta-band h2 { color: #fff; margin-bottom: 16px; }
.cta-band p { color: #C5CBD6; max-width: 560px; margin: 0 auto 32px; font-size: 1.05rem; }
.cta-band-ctas { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }

/* ---------- Form ---------- */
.form-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-md);
  max-width: 520px;
  margin: 0 auto;
}
.form-card h3 { margin-bottom: 8px; }
.form-row { margin-bottom: 18px; }
.form-row label { display: block; font-size: 0.85rem; font-weight: 600; color: var(--color-ink); margin-bottom: 8px; }
.form-row input, .form-row select, .form-row textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--color-ink);
  transition: border-color var(--transition-fast);
  background: var(--color-white);
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus { outline: none; border-color: var(--color-gold); box-shadow: 0 0 0 3px rgba(201, 163, 91, 0.15); }
.form-row textarea { resize: vertical; min-height: 100px; }
.form-card .btn { width: 100%; }
.form-note { font-size: 0.8rem; color: var(--color-muted); margin-top: 12px; text-align: center; }

/* ---------- Floating WhatsApp ---------- */
.fab-whatsapp {
  position: fixed;
  bottom: 24px; right: 24px;
  width: 60px; height: 60px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  z-index: 90;
  transition: transform var(--transition);
}
.fab-whatsapp::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid #25D366;
  opacity: 0;
  animation: pulse 2.2s infinite;
}
@keyframes pulse {
  0% { transform: scale(0.9); opacity: 0.7; }
  100% { transform: scale(1.4); opacity: 0; }
}
.fab-whatsapp:hover { transform: scale(1.08); }
.fab-whatsapp svg { width: 28px; height: 28px; }

/* ---------- Breadcrumb ---------- */
.breadcrumb { font-size: 0.85rem; color: var(--color-muted); margin-bottom: 20px; }
.breadcrumb a { color: var(--color-muted); }
.breadcrumb a:hover { color: var(--color-gold-deep); }
.breadcrumb span + span::before { content: '/'; margin: 0 10px; color: var(--color-border); }

/* ---------- Page Hero (interior pages) ---------- */
.page-hero {
  padding: 56px 0 40px;
  background: linear-gradient(180deg, var(--color-cream) 0%, var(--color-base) 100%);
  border-bottom: 1px solid rgba(14, 26, 43, 0.06);
}
.page-hero h1 { max-width: 820px; margin-bottom: 18px; }
.page-hero .lede { max-width: 680px; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-ink);
  color: #A9B2C0;
  padding: 72px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.site-footer h4 { color: var(--color-gold-soft); font-family: var(--font-body); font-size: 0.85rem; letter-spacing: 0.18em; text-transform: uppercase; font-weight: 600; margin-bottom: 20px; }
.site-footer a { color: #C5CBD6; }
.site-footer a:hover { color: var(--color-gold); }
.site-footer ul li { margin-bottom: 10px; font-size: 0.92rem; }
.footer-brand img { height: 52px; margin-bottom: 16px; filter: brightness(0) invert(1) opacity(0.9); }
.footer-brand p { color: #9098A6; font-size: 0.9rem; max-width: 320px; }
.footer-social { display: flex; gap: 12px; margin-top: 18px; }
.footer-social a {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid #3A4659;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition-fast);
}
.footer-social a:hover { background: var(--color-gold); border-color: var(--color-gold); color: var(--color-ink); }
.footer-social svg { width: 16px; height: 16px; }
.footer-bottom {
  border-top: 1px solid #2A3544;
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.82rem;
  color: #6F7889;
}

/* ---------- Utility ---------- */
.mt-0 { margin-top: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }
.flex-between { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }

/* ---------- Reveal (scroll animations) ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 700ms ease, transform 700ms ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ---------- Responsive ---------- */
@media (max-width: 1180px) {
  .nav-links > a,
  .nav-links > .has-sub > a { padding: 10px 10px; font-size: 0.88rem; }
  .btn-phone span { display: none; }
  .btn-phone { padding: 8px; }
  .nav-cta { gap: 8px; }
}

@media (max-width: 1024px) {
  :root { --nav-h: 72px; }
  .brand img { height: 46px; }
  .nav-links {
    position: fixed;
    inset: var(--nav-h) 0 0 0;
    z-index: 200;
    background: var(--color-white);
    flex-direction: column;
    gap: 0;
    padding: 24px;
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform var(--transition);
    align-items: stretch;
    justify-content: flex-start;
  }
  .nav-links.is-open { transform: translateX(0); }
  .nav-links > a,
  .nav-links > .has-sub > a { padding: 14px 0; border-bottom: 1px solid var(--color-border); width: 100%; font-size: 1rem; justify-content: space-between; border-radius: 0; }
  .nav-links > a:hover,
  .nav-links > .has-sub > a:hover { background: transparent; }
  .nav-links .has-sub > a::after { display: none; }
  .submenu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    background: var(--color-cream);
    padding: 0;
    margin-top: 8px;
    border-radius: var(--radius-sm);
    border: 0;
    display: none;
    min-width: 0;
  }
  .nav-links .has-sub.is-open .submenu { display: block; }
  .submenu a { white-space: normal; width: 100%; box-sizing: border-box; }
  .mobile-toggle { display: inline-flex; }
  .btn-phone span { display: inline; }
  .btn-phone { padding: 8px 12px; }

  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { max-width: 520px; margin: 0 auto; }
  .feature-implant-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  .brand-text .b-sub { display: none; }
  .brand img { height: 44px; }
  .nav-cta .btn { display: none; }
  .btn-phone span { display: none; }
  .nav-cta .btn-phone { padding: 8px; }

  .hero-trust { gap: 20px; }
  .trust-stat .n { font-size: 1.5rem; }

  .feature-implant-grid ul { grid-template-columns: 1fr; gap: 10px; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }

  .compare-table { font-size: 0.85rem; }
  .compare-table th, .compare-table td { padding: 12px 14px; }
}

/* ---------- Icon system ---------- */
.icon-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.icon {
  width: 1.1em; height: 1.1em;
  stroke: currentColor; fill: none;
  stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round;
  vertical-align: -0.18em;
  flex-shrink: 0;
}
.icon-sm { width: 16px; height: 16px; }
.icon-md { width: 22px; height: 22px; }
.icon-lg { width: 28px; height: 28px; }
.icon-xl { width: 40px; height: 40px; }
.icon-filled { fill: currentColor; stroke: none; }
.stars { display: inline-flex; gap: 2px; color: var(--color-gold); }
.stars .icon { width: 18px; height: 18px; fill: currentColor; stroke: none; }
li .icon, p .icon { margin-right: 8px; color: var(--color-gold); }
.check-list { list-style: none; padding: 0; }
.check-list li { display: flex; align-items: flex-start; gap: 10px; padding: 6px 0; }
.check-list li .icon { color: var(--color-sage); margin-top: 4px; flex-shrink: 0; }

/* ---------- Imagery ---------- */
.hero-portrait {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 0 0 4px rgba(201, 163, 91, 0.15), var(--shadow-lg);
  background: var(--color-cream);
}
.hero-portrait img { width: 100%; height: 100%; object-fit: cover; display: block; }
.hero-portrait .badge {
  position: absolute; bottom: 18px; left: 18px;
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(8px);
  padding: 10px 16px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-ink);
  display: inline-flex; align-items: center; gap: 8px;
  box-shadow: var(--shadow-sm);
}
.hero-portrait .badge .icon { color: var(--color-gold); }

.clinic-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 24px;
}
.clinic-strip img {
  width: 100%; aspect-ratio: 4 / 3; object-fit: cover;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition);
}
.clinic-strip img:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

.img-frame {
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-cream);
  box-shadow: var(--shadow-sm);
}
.img-frame img { width: 100%; height: 100%; object-fit: cover; display: block; }

.doctor-photo {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  aspect-ratio: 3 / 4;
}
.doctor-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }

.clinic-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.clinic-gallery .img-frame { aspect-ratio: 4 / 3; }

.case-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}
.case-grid .img-frame { aspect-ratio: 1 / 1; cursor: zoom-in; transition: transform var(--transition); }
.case-grid .img-frame:hover { transform: scale(1.02); box-shadow: var(--shadow-md); }
.case-card { display: flex; flex-direction: column; gap: 8px; }
.case-card .case-meta { font-size: 0.85rem; color: var(--color-muted); padding: 0 4px; }
.case-card .case-meta strong { color: var(--color-ink); font-weight: 600; }

.cert-thumb {
  display: flex; gap: 16px; align-items: center;
  padding: 16px; border: 1px solid var(--color-border);
  border-radius: var(--radius-md); background: var(--color-white);
  transition: box-shadow var(--transition);
}
.cert-thumb:hover { box-shadow: var(--shadow-md); }
.cert-thumb img { width: 96px; height: 96px; object-fit: cover; border-radius: var(--radius-sm); }

.exterior-photo {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  margin-bottom: 32px;
}
.exterior-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }

@media (max-width: 768px) {
  .clinic-strip, .clinic-gallery { grid-template-columns: 1fr 1fr; }
  .case-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .hero-portrait { max-width: 320px; margin: 0 auto; }
}