/* ============================================
   SmileCraft Dental Studio — Premium Styles
   ============================================ */

:root {
  --teal-50: #f0fdfa;
  --teal-100: #ccfbf1;
  --teal-200: #99f6e4;
  --teal-400: #2dd4bf;
  --teal-500: #14b8a6;
  --teal-600: #0d9488;
  --teal-700: #0f766e;
  --teal-800: #115e59;
  --blue-50: #f0f9ff;
  --blue-100: #e0f2fe;
  --blue-200: #bae6fd;
  --blue-400: #38bdf8;
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  --whatsapp: #25d366;
  --emergency: #ef4444;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 4px 20px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.12);
  --shadow-glow: 0 8px 32px rgba(13, 148, 136, 0.2);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --header-height: 80px;
  --banner-height: 40px;
  --glass-bg: rgba(255, 255, 255, 0.72);
  --glass-border: rgba(255, 255, 255, 0.5);
  --color-navy: #0a1f1c;
  --color-navy-soft: #134e4a;
  --color-cream: #f8faf9;
  --color-sky: #ecfdf9;
  --color-mint: #e6faf5;
  --color-lavender: #f0f4ff;
  --color-peach: #fff7ed;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + var(--banner-height) + 16px);
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--gray-700);
  background: var(--color-cream);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--teal-600); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--teal-700); }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font-family: inherit; font-size: 1rem; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  z-index: 10000;
  padding: 12px 24px;
  background: var(--teal-600);
  color: var(--white);
  border-radius: var(--radius-sm);
  font-weight: 600;
}
.skip-link:focus { top: 16px; }

/* Typography */
.section-tag {
  display: inline-block;
  padding: 6px 16px;
  background: var(--teal-50);
  color: var(--teal-700);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 600;
  line-height: 1.2;
  color: var(--gray-900);
  margin-bottom: 16px;
}

.text-gradient {
  background: linear-gradient(135deg, var(--teal-600), var(--blue-400));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-desc {
  font-size: 1.0625rem;
  color: var(--gray-500);
  max-width: 600px;
  margin-bottom: 24px;
}

.section-desc--center { margin-left: auto; margin-right: auto; text-align: center; }

.section-header { text-align: center; margin-bottom: 56px; }
.section { padding: 100px 0; }

/* ========== PROMO BANNER ========== */
.promo-banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1001;
  height: var(--banner-height);
  background: linear-gradient(90deg, var(--color-navy) 0%, var(--teal-800) 40%, var(--teal-600) 75%, var(--teal-500) 100%);
  background-size: 200% 100%;
  animation: promoShimmer 8s ease infinite;
  color: var(--white);
  font-size: 0.8125rem;
}

@keyframes promoShimmer {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.promo-banner__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  height: 100%;
  flex-wrap: wrap;
  padding: 0 1rem;
}

.promo-banner__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--teal-400);
  color: var(--color-navy);
  padding: 0.15rem 0.65rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.75rem;
  white-space: nowrap;
}

.promo-banner__inner p { opacity: 0.95; margin: 0; }
.promo-banner__link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: #99f6e4;
  font-weight: 700;
  white-space: nowrap;
}
.promo-banner__link:hover { color: var(--white); }

.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: 2px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background: linear-gradient(135deg, var(--teal-600), var(--teal-500));
  color: var(--white);
  box-shadow: var(--shadow-glow);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(13, 148, 136, 0.35);
  color: var(--white);
}

.btn--outline {
  background: transparent;
  color: var(--teal-600);
  border-color: var(--teal-600);
}
.btn--outline:hover {
  background: var(--teal-600);
  color: var(--white);
}

.btn--ghost {
  background: transparent;
  color: var(--gray-700);
  border-color: var(--gray-200);
}
.btn--ghost:hover { background: var(--gray-50); color: var(--teal-600); }

.btn--light {
  color: var(--white);
  border-color: rgba(255,255,255,0.4);
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(8px);
}
.btn--light:hover { background: var(--white); color: var(--teal-700); }

.btn--whatsapp {
  background: var(--whatsapp);
  color: var(--white);
}
.btn--whatsapp:hover { background: #1da851; color: var(--white); transform: translateY(-2px); }

.btn--emergency {
  background: var(--emergency);
  color: var(--white);
  animation: pulse-emergency 2s infinite;
}
.btn--emergency:hover { background: #dc2626; color: var(--white); }

@keyframes pulse-emergency {
  0%, 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4); }
  50% { box-shadow: 0 0 0 12px rgba(239, 68, 68, 0); }
}

.btn--sm { padding: 8px 16px; font-size: 0.875rem; }
.btn--lg { padding: 16px 32px; font-size: 1rem; }
.btn--full { width: 100%; }

.hide-mobile { display: inline; }

/* Header */
.header {
  position: fixed;
  top: var(--banner-height);
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  transition: all var(--transition);
}

.header.scrolled {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--shadow-sm);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 24px;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--gray-900);
  flex-shrink: 0;
}
.nav__logo:hover { color: var(--gray-900); }
.nav__logo-icon {
  color: var(--teal-500);
  font-size: 1.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--teal-50);
  border-radius: 10px;
}
.nav__logo-accent { color: var(--teal-600); }

.nav__menu {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav__link {
  padding: 8px 14px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-600);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.nav__link:hover, .nav__link.active { color: var(--teal-600); background: var(--teal-50); }

.nav__actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  z-index: 1001;
}
.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--gray-800);
  transition: all var(--transition);
  border-radius: 2px;
}
.nav__toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav__toggle.active span:nth-child(2) { opacity: 0; }
.nav__toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: calc(var(--header-height) + var(--banner-height));
  overflow: hidden;
}

.hero__bg { position: absolute; inset: 0; z-index: 0; }
.hero__bg-img { width: 100%; height: 100%; object-fit: cover; }
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, rgba(10, 31, 28, 0.92) 0%, rgba(15, 118, 110, 0.72) 45%, rgba(10, 31, 28, 0.55) 100%);
}

.hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: center;
  padding: 4rem 0 5rem;
}

.hero__content {
  position: relative;
  z-index: 1;
  padding: 0;
  max-width: none;
}

.hero__aside {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero__float-card {
  width: 100%;
  max-width: 380px;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius-xl);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  color: #fff;
  transform: perspective(1000px) rotateY(-4deg) rotateX(2deg);
  animation: heroCardFloat 6s ease-in-out infinite;
}

@keyframes heroCardFloat {
  0%, 100% { transform: perspective(1000px) rotateY(-4deg) rotateX(2deg) translateY(0); }
  50% { transform: perspective(1000px) rotateY(-2deg) rotateX(1deg) translateY(-12px); }
}

.hero__float-card-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--teal-400);
  color: var(--color-navy);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}

.hero__float-card h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
  color: #fff;
}

.hero__float-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.hero__float-list li {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.9);
}

.hero__float-list i { color: #5eead4; font-size: 0.85rem; }

.hero__float-call {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
}
.hero__float-call:hover { color: var(--teal-200); }

@media (max-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr;
    padding-bottom: 3rem;
    gap: 2rem;
  }
  .hero__aside {
    display: flex;
    order: 2;
  }
  .hero__float-card {
    transform: none;
    animation: none;
    max-width: 100%;
  }
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-full);
  color: var(--white);
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 24px;
}

.hero__badge-dot {
  width: 8px;
  height: 8px;
  background: var(--teal-400);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--white);
  margin-bottom: 24px;
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255,255,255,0.85);
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 600px;
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 48px;
}

.hero__trust {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
  padding: 20px 28px;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-lg);
  color: var(--white);
}

.hero__trust-item { display: flex; flex-direction: column; gap: 2px; }
.hero__trust-item strong { font-size: 1.25rem; font-weight: 700; }
.hero__trust-item span { font-size: 0.8125rem; opacity: 0.8; }
.hero__stars {
  color: #fbbf24;
  font-size: 0.75rem;
  display: flex;
  gap: 3px;
}
.hero__stars i { font-size: 0.8rem; }
.hero__trust-divider { width: 1px; height: 40px; background: rgba(255,255,255,0.2); }

.hero__scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.6);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  z-index: 1;
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.6), transparent);
  animation: scroll-line 2s infinite;
}

@keyframes scroll-line {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* Emergency Banner */
.emergency-banner {
  background: linear-gradient(135deg, #fef2f2, #fff1f2);
  border-bottom: 1px solid #fecaca;
  padding: 16px 0;
  position: relative;
  overflow: hidden;
}

.emergency-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(239, 68, 68, 0.06), transparent);
  animation: emergencySweep 3s ease-in-out infinite;
}

@keyframes emergencySweep {
  0%, 100% { transform: translateX(-100%); }
  50% { transform: translateX(100%); }
}

.emergency-banner__icon {
  font-size: 1.35rem;
  color: var(--emergency);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(239, 68, 68, 0.12);
  border-radius: 12px;
  animation: emergencyPulse 2s ease-in-out infinite;
  position: relative;
  z-index: 1;
}

@keyframes emergencyPulse {
  0%, 100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.3); }
  50% { transform: scale(1.05); box-shadow: 0 0 0 8px rgba(239, 68, 68, 0); }
}
.emergency-banner__inner {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}
.emergency-banner__text { flex: 1; min-width: 200px; }
.emergency-banner__text strong { display: block; color: var(--emergency); font-size: 1rem; }
.emergency-banner__text span { font-size: 0.875rem; color: var(--gray-600); }

/* About */
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about__images { position: relative; }

.about__img-main {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.about__img-main img { width: 100%; height: 500px; object-fit: cover; }

.about__img-secondary {
  position: absolute;
  bottom: -24px;
  right: -24px;
  width: 180px;
  height: 180px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 4px solid var(--white);
  box-shadow: var(--shadow-md);
}
.about__img-secondary img { width: 100%; height: 100%; object-fit: cover; }

.about__experience-card {
  position: absolute;
  top: 24px;
  left: -24px;
  padding: 20px 24px;
  text-align: center;
}

.about__exp-number {
  display: block;
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--teal-600);
  line-height: 1;
}

.about__exp-text { font-size: 0.8125rem; color: var(--gray-600); font-weight: 500; }

.about__features { margin: 32px 0; }
.about__features li {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--gray-100);
}
.about__features li:last-child { border-bottom: none; }

.about__feature-icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--teal-50);
  color: var(--teal-600);
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.875rem;
}

.about__features strong { display: block; color: var(--gray-800); margin-bottom: 2px; }
.about__features span { font-size: 0.875rem; color: var(--gray-500); }

/* Stats */
.stats {
  padding: 3.5rem 0;
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--teal-800) 50%, var(--teal-600) 100%);
  position: relative;
  overflow: hidden;
}

.stats::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 80% 50%, rgba(45, 212, 191, 0.15) 0%, transparent 50%);
  pointer-events: none;
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
  z-index: 1;
}

.stats__item {
  padding: 1.5rem;
  text-align: center;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-md);
  transition: transform var(--transition);
}
.stats__item:hover { transform: translateY(-4px); }

.stats__number {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: black;
  line-height: 1;
}

.stats__suffix {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--teal-200);
}

.stats__label {
  margin-top: 8px;
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.8);
  font-weight: 500;
}

/* Why Us */
.why-us__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.why-card {
  padding: 32px;
  transition: all var(--transition);
}
.why-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--teal-200);
}

.why-card__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--teal-50), var(--blue-50));
  color: var(--teal-600);
  border-radius: var(--radius-md);
  margin-bottom: 20px;
}

.why-card__title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 8px;
}

.why-card__text { font-size: 0.9375rem; color: var(--gray-500); line-height: 1.6; }

/* Doctor */
.doctor { background: var(--blue-50); }

.doctor__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
  align-items: center;
}

.doctor__image-wrap { position: relative; }

.doctor__image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.doctor__image img { width: 100%; height: 550px; object-fit: cover; object-position: top; }

.doctor__badge {
  position: absolute;
  bottom: 24px;
  left: -16px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
}

.doctor__badge-icon { font-size: 1.5rem; }
.doctor__badge strong { display: block; font-size: 0.9375rem; color: var(--gray-800); }
.doctor__badge span { font-size: 0.8125rem; color: var(--gray-500); }

.doctor__title {
  font-size: 1rem;
  color: var(--teal-600);
  font-weight: 600;
  margin-bottom: 20px;
}

.doctor__credentials {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 28px 0 32px;
}

.doctor__credential {
  padding: 16px;
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-100);
}

.doctor__cred-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--teal-600);
  margin-bottom: 4px;
}

.doctor__credential span:last-child { font-size: 0.875rem; color: var(--gray-600); }

/* Treatments */
.treatments__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.treatment-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition);
  border: 1px solid var(--gray-100);
}
.treatment-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--teal-200);
}

.treatment-card__img { overflow: hidden; height: 200px; }
.treatment-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.treatment-card:hover .treatment-card__img img { transform: scale(1.08); }

.treatment-card__body { padding: 24px; }
.treatment-card__title { font-size: 1.125rem; font-weight: 600; color: var(--gray-800); margin-bottom: 8px; }
.treatment-card__text { font-size: 0.9rem; color: var(--gray-500); margin-bottom: 16px; line-height: 1.6; }

.treatment-card__link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--teal-600);
}
.treatment-card__link:hover { color: var(--teal-700); }

/* Features */
.features__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  padding: 48px;
}

.features__list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  font-size: 1rem;
  color: var(--gray-700);
}
.features__list li span { color: var(--teal-500); font-size: 0.75rem; }

.features__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.features__image img { width: 100%; height: 400px; object-fit: cover; }

/* Technology */
.tech__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.tech-card {
  padding: 32px 24px;
  text-align: center;
  transition: all var(--transition);
}
.tech-card:hover { transform: translateY(-4px); border-color: var(--teal-200); }

.tech-card__icon { font-size: 2.5rem; margin-bottom: 16px; }
.tech-card__title { font-size: 1rem; font-weight: 600; color: var(--gray-800); margin-bottom: 8px; }
.tech-card__text { font-size: 0.875rem; color: var(--gray-500); line-height: 1.5; }

/* Process */
.process__timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  position: relative;
}

.process__timeline::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: linear-gradient(90deg, var(--teal-200), var(--teal-500), var(--teal-200));
}

.process__step { text-align: center; position: relative; }

.process__number {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, var(--teal-600), var(--teal-500));
  color: var(--white);
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  border-radius: 50%;
  box-shadow: var(--shadow-glow);
  position: relative;
  z-index: 1;
}

.process__title { font-size: 1.0625rem; font-weight: 600; color: var(--gray-800); margin-bottom: 8px; }
.process__text { font-size: 0.875rem; color: var(--gray-500); line-height: 1.5; }

/* Benefits */
.benefits__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.benefit-item {
  display: flex;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--gray-100);
}
.benefit-item:last-child { border-bottom: none; }

.benefit-item__icon { font-size: 1.75rem; flex-shrink: 0; }
.benefit-item h4 { font-size: 1.0625rem; font-weight: 600; color: var(--gray-800); margin-bottom: 4px; }
.benefit-item p { font-size: 0.9rem; color: var(--gray-500); }

.benefits__image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.benefits__image img { width: 100%; height: 500px; object-fit: cover; }

/* Gallery */
.gallery__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 200px;
  gap: 16px;
}

.gallery__item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
}
.gallery__item--tall { grid-row: span 2; }
.gallery__item--wide { grid-column: span 2; }

.gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.gallery__item:hover img { transform: scale(1.1); }

.gallery__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13, 148, 136, 0.8), transparent);
  display: flex;
  align-items: flex-end;
  padding: 16px;
  opacity: 0;
  transition: opacity var(--transition);
}
.gallery__item:hover .gallery__overlay { opacity: 1; }
.gallery__overlay span { color: var(--white); font-weight: 600; font-size: 0.9375rem; }

/* Before/After Comparison */
.before-after { background: var(--gray-50); }

.before-after-swiper { padding-bottom: 48px; }

.comparison-slider {
  position: relative;
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  aspect-ratio: 16/10;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  cursor: ew-resize;
  user-select: none;
}

.comparison-slider__img {
  position: absolute;
  inset: 0;
}
.comparison-slider__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.comparison-slider__after {
  clip-path: inset(0 0 0 50%);
}

.comparison-slider__label {
  position: absolute;
  top: 16px;
  padding: 6px 14px;
  background: rgba(0,0,0,0.6);
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-full);
}
.comparison-slider__before .comparison-slider__label { left: 16px; }
.comparison-slider__after .comparison-slider__label { right: 16px; }

.comparison-slider__handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 4px;
  transform: translateX(-50%);
  z-index: 10;
}

.comparison-slider__handle-line {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 3px;
  background: var(--white);
  transform: translateX(-50%);
  box-shadow: 0 0 8px rgba(0,0,0,0.3);
}

.comparison-slider__handle-circle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 44px;
  height: 44px;
  background: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--teal-600);
  box-shadow: var(--shadow-md);
}

.before-after__caption {
  text-align: center;
  margin-top: 16px;
  font-weight: 600;
  color: var(--gray-700);
}

.before-after-swiper .swiper-button-prev,
.before-after-swiper .swiper-button-next {
  color: var(--teal-600);
  background: var(--white);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  box-shadow: var(--shadow-md);
}
.before-after-swiper .swiper-button-prev::after,
.before-after-swiper .swiper-button-next::after { font-size: 1rem; }

.before-after-swiper .swiper-pagination-bullet-active { background: var(--teal-600); }

/* Clinic Tour */
.clinic-tour__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 240px;
  gap: 16px;
}

.clinic-tour__item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.clinic-tour__item--large { grid-column: span 2; grid-row: span 2; }

.clinic-tour__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.clinic-tour__item:hover img { transform: scale(1.05); }

.clinic-tour__caption {
  position: absolute;
  bottom: 16px;
  left: 16px;
  padding: 8px 16px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gray-800);
}

/* Reviews */
.reviews__rating {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.reviews__stars { color: #fbbf24; font-size: 1.25rem; letter-spacing: 2px; }
.reviews__score { font-weight: 700; color: var(--gray-800); font-size: 1.125rem; }
.reviews__count { font-size: 0.875rem; color: var(--gray-500); }

.reviews__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 32px;
}

.review-card { padding: 28px; }

.review-card__header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.review-card__avatar {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--teal-500), var(--blue-400));
  color: var(--white);
  font-weight: 700;
  font-size: 0.875rem;
  border-radius: 50%;
}

.review-card__name { font-size: 0.9375rem; font-weight: 600; color: var(--gray-800); }
.review-card__stars { color: #fbbf24; font-size: 0.75rem; letter-spacing: 1px; }

.review-card__text {
  font-size: 0.9375rem;
  color: var(--gray-600);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 12px;
}

.review-card__date { font-size: 0.8125rem; color: var(--gray-400); }
.reviews__cta { text-align: center; }

/* Testimonials */
.testimonials { background: var(--blue-50); }
.testimonials-swiper { max-width: 700px; margin: 0 auto; padding-bottom: 48px; }

.testimonial-slide { padding: 40px; text-align: center; }

.testimonial-slide__quote {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-style: italic;
  color: var(--gray-700);
  line-height: 1.8;
  margin-bottom: 28px;
}

.testimonial-slide__author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.testimonial-slide__author img {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--teal-200);
}

.testimonial-slide__author cite {
  font-style: normal;
  font-weight: 600;
  color: var(--gray-800);
  display: block;
}

.testimonial-slide__author span { font-size: 0.8125rem; color: var(--gray-500); }

.testimonials-swiper .swiper-pagination-bullet-active { background: var(--teal-600); }

/* Insurance */
.insurance__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.insurance__logo {
  padding: 20px;
  text-align: center;
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--gray-700);
  transition: all var(--transition);
}
.insurance__logo:hover { border-color: var(--teal-300); transform: translateY(-2px); }

.insurance__note {
  padding: 20px 28px;
  text-align: center;
  font-size: 0.9375rem;
  color: var(--gray-600);
}
.insurance__note a { font-weight: 600; }

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

.cert-card {
  padding: 32px 24px;
  text-align: center;
  transition: all var(--transition);
}
.cert-card:hover { transform: translateY(-4px); border-color: var(--teal-200); }

.cert-card__icon { font-size: 2rem; margin-bottom: 12px; }
.cert-card__title { font-size: 1rem; font-weight: 600; color: var(--gray-800); margin-bottom: 8px; }
.cert-card__text { font-size: 0.875rem; color: var(--gray-500); line-height: 1.5; }

/* FAQ */
.faq__list { max-width: 800px; margin: 0 auto; }

.faq__item {
  border-bottom: 1px solid var(--gray-200);
  overflow: hidden;
}

.faq__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 0;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--gray-800);
  text-align: left;
  transition: color var(--transition);
}
.faq__question:hover { color: var(--teal-600); }

.faq__icon {
  flex-shrink: 0;
  transition: transform var(--transition);
  color: var(--teal-500);
}

.faq__item.active .faq__icon { transform: rotate(180deg); }

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}
.faq__item.active .faq__answer { max-height: 300px; padding-bottom: 20px; }

.faq__answer p { font-size: 0.9375rem; color: var(--gray-500); line-height: 1.7; }

/* Appointment */
.appointment {
  background: linear-gradient(135deg, var(--teal-800), var(--teal-600));
  color: var(--white);
}
.appointment .section-tag { background: rgba(255,255,255,0.15); color: var(--teal-100); }
.appointment .section-title { color: var(--white); }
.appointment .section-desc { color: rgba(255,255,255,0.8); }

.appointment__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  align-items: start;
}

.appointment__perks { margin: 24px 0; }
.appointment__perks li {
  padding: 8px 0;
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.9);
}

.appointment__phone {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--white);
}
.appointment__phone:hover { color: var(--teal-200); }

.appointment__form { padding: 36px; }

.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--gray-800);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--teal-500);
  box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.15);
}

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

.form-note {
  font-size: 0.75rem;
  color: var(--gray-400);
  text-align: center;
  margin-top: 12px;
}

/* Contact */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
}

.contact__card {
  display: flex;
  gap: 16px;
  padding: 20px;
  margin-bottom: 12px;
}

.contact__card-icon { font-size: 1.5rem; flex-shrink: 0; }
.contact__card h4 { font-size: 0.9375rem; font-weight: 600; color: var(--gray-800); margin-bottom: 4px; }
.contact__card p { font-size: 0.875rem; color: var(--gray-500); }
.contact__card a { color: var(--teal-600); }

.contact__social {
  display: flex;
  gap: 12px;
  margin: 24px 0;
}

.contact__social-link {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--teal-50);
  color: var(--teal-600);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.contact__social-link:hover {
  background: var(--teal-600);
  color: var(--white);
}

.contact__form {
  margin-top: 24px;
  padding: 28px;
  background: var(--gray-50);
  border-radius: var(--radius-lg);
}
.contact__form h3 { font-size: 1.125rem; font-weight: 600; color: var(--gray-800); margin-bottom: 16px; }

.contact__map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 500px;
  box-shadow: var(--shadow-md);
}
.contact__map iframe { min-height: 500px; }

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

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer__logo {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}
.footer__logo:hover { color: var(--white); }

.footer__desc { font-size: 0.9rem; line-height: 1.7; margin-bottom: 20px; }

.footer__social { display: flex; gap: 12px; }
.footer__social a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.08);
  color: var(--gray-400);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  transition: all var(--transition);
}
.footer__social a:hover { background: var(--teal-600); color: var(--white); }

.footer__links h4 {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 16px;
}

.footer__links li { margin-bottom: 10px; }
.footer__links a { font-size: 0.875rem; color: var(--gray-400); transition: color var(--transition); }
.footer__links a:hover { color: var(--teal-400); }

.footer__contact h4 { font-size: 0.9375rem; font-weight: 600; color: var(--white); margin-bottom: 16px; }
.footer__contact p { font-size: 0.875rem; margin-bottom: 8px; }
.footer__contact a { color: var(--gray-400); }
.footer__contact a:hover { color: var(--teal-400); }

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  font-size: 0.8125rem;
  flex-wrap: wrap;
  gap: 12px;
}

.footer__legal { display: flex; gap: 24px; }
.footer__legal a { color: var(--gray-500); }
.footer__legal a:hover { color: var(--teal-400); }

/* Floating Buttons */
.float-btn {
  position: fixed;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  box-shadow: var(--shadow-lg);
  transition: all var(--transition);
  border: none;
}

.float-btn:hover { transform: scale(1.1); }

.float-btn--whatsapp {
  bottom: 100px;
  right: 24px;
  width: 60px;
  height: 60px;
  background: var(--whatsapp);
  color: var(--white);
}

.float-btn--call {
  bottom: 176px;
  right: 24px;
  width: 52px;
  height: 52px;
  background: var(--teal-600);
  color: var(--white);
}

.float-btn--top {
  bottom: 24px;
  right: 24px;
  width: 48px;
  height: 48px;
  background: var(--white);
  color: var(--teal-600);
  border: 1px solid var(--gray-200);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
}
.float-btn--top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  padding: 14px 28px;
  background: var(--gray-900);
  color: var(--white);
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 500;
  z-index: 10000;
  opacity: 0;
  transition: all 0.4s ease;
  box-shadow: var(--shadow-lg);
  pointer-events: none;
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Responsive */
@media (max-width: 1024px) {
  .about__grid,
  .doctor__grid,
  .benefits__grid,
  .appointment__grid,
  .contact__grid,
  .features__inner { grid-template-columns: 1fr; gap: 40px; }

  .stats__grid { grid-template-columns: repeat(2, 1fr); }
  .why-us__grid { grid-template-columns: repeat(2, 1fr); }
  .treatments__grid { grid-template-columns: repeat(2, 1fr); }
  .tech__grid { grid-template-columns: repeat(2, 1fr); }
  .process__timeline { grid-template-columns: repeat(2, 1fr); }
  .process__timeline::before { display: none; }
  .reviews__grid { grid-template-columns: 1fr; }
  .insurance__grid { grid-template-columns: repeat(2, 1fr); }
  .certificates__grid { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: repeat(2, 1fr); }
  .gallery__grid { grid-template-columns: repeat(2, 1fr); }
  .clinic-tour__grid { grid-template-columns: repeat(2, 1fr); }
  .clinic-tour__item--large { grid-column: span 2; }

  .about__img-secondary { right: 0; }
  .about__experience-card { left: 0; }
  .doctor__badge { left: 0; }
}

@media (max-width: 768px) {
  :root { --header-height: 70px; }
  .section { padding: 72px 0; }

  .hide-mobile { display: none; }

  .nav__menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    padding: calc(var(--header-height) + var(--banner-height) + 24px) 32px 32px;
    box-shadow: var(--shadow-lg);
    transition: right var(--transition);
    z-index: 1000;
  }
  .nav__menu.open { right: 0; }

  .nav__link { width: 100%; padding: 12px 0; font-size: 1rem; }

  .nav__toggle { display: flex; }

  .nav__actions .btn--ghost,
  .nav__actions .btn--whatsapp { display: none; }

  .hero__trust { flex-direction: column; align-items: flex-start; gap: 16px; }
  .hero__trust-divider { width: 40px; height: 1px; }

  .stats__grid { grid-template-columns: 1fr 1fr; }
  .why-us__grid,
  .treatments__grid,
  .tech__grid,
  .certificates__grid { grid-template-columns: 1fr; }

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

  .doctor__credentials { grid-template-columns: 1fr; }
  .doctor__image img { height: 400px; }

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

  .gallery__grid {
    grid-template-columns: 1fr 1fr;
    grid-auto-rows: 160px;
  }
  .gallery__item--wide { grid-column: span 2; }
  .gallery__item--tall { grid-row: span 1; }

  .clinic-tour__grid {
    grid-template-columns: 1fr;
    grid-auto-rows: 200px;
  }
  .clinic-tour__item--large { grid-column: span 1; grid-row: span 1; }

  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .footer__bottom { flex-direction: column; text-align: center; }

  .features__inner { padding: 28px; }

  .float-btn--whatsapp { bottom: 88px; right: 16px; width: 54px; height: 54px; }
  .float-btn--call { bottom: 154px; right: 16px; width: 46px; height: 46px; }
  .float-btn--top { right: 16px; }
}

@media (max-width: 480px) {
  .hero__ctas { flex-direction: column; }
  .hero__ctas .btn { width: 100%; }
  .stats__grid { grid-template-columns: 1fr; }
  .gallery__grid { grid-template-columns: 1fr; }
  .gallery__item--wide { grid-column: span 1; }
  .emergency-banner__inner { flex-direction: column; text-align: center; }
  .insurance__grid { grid-template-columns: 1fr; }
}

/* ========== PREMIUM V2 — multi-tone sections, 3D icons, pro animations ========== */

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  z-index: 10002;
  background: linear-gradient(90deg, var(--teal-600), var(--teal-400), var(--blue-400));
  box-shadow: 0 0 12px rgba(13, 148, 136, 0.45);
}

/* Section tone variants */
.section--dark {
  background: linear-gradient(160deg, var(--color-navy) 0%, var(--color-navy-soft) 100%) !important;
  color: #fff;
}
.section--dark .section-title { color: #fff; }
.section--dark .section-desc { color: rgba(255, 255, 255, 0.75); }
.section--dark .section-tag {
  background: rgba(45, 212, 191, 0.2);
  color: #5eead4;
}

.section--accent {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--teal-800) 45%, var(--teal-600) 100%) !important;
  color: #fff;
}
.section--accent .section-title,
.section--accent .section-tag { color: #fff; }
.section--accent .section-tag { background: rgba(255, 255, 255, 0.15); }
.section--accent .section-desc { color: rgba(255, 255, 255, 0.85); }
.section--accent .text-gradient {
  background: linear-gradient(135deg, #99f6e4, #fff);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Per-section premium backgrounds */
.about { background: var(--color-cream); position: relative; overflow: hidden; }
.about::before {
  content: '';
  position: absolute;
  top: -100px; right: -60px;
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(13, 148, 136, 0.08) 0%, transparent 70%);
  pointer-events: none;
}
.about__grid { position: relative; z-index: 1; }

.doctor { background: var(--color-sky); }
.treatments { background: var(--color-mint); }
.features { background: var(--color-lavender); }
.process { background: var(--color-cream); }
.benefits { background: var(--color-peach); }
.gallery { background: var(--color-lavender); }
.before-after { background: var(--color-sky); }
.clinic-tour { background: var(--color-mint); }
.reviews { background: var(--color-cream); }
.insurance { background: var(--color-peach); }
.certificates { background: var(--color-sky); }
.faq { background: var(--color-cream); }
.contact {
  background: linear-gradient(180deg, var(--color-cream) 0%, var(--color-sky) 100%) !important;
}

.glass-card {
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 8px 32px rgba(13, 148, 136, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.95);
  color: var(--gray-800);
}

.section--dark .why-card,
.section--dark .tech-card {
  background: rgba(255, 255, 255, 0.97);
  border: none;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.treatment-card,
.review-card,
.cert-card,
.why-card,
.tech-card {
  transform-style: preserve-3d;
  transition: transform 0.45s cubic-bezier(0.23, 1, 0.32, 1), box-shadow 0.45s ease;
  box-shadow: 0 4px 6px rgba(13, 148, 136, 0.04), 0 16px 40px rgba(13, 148, 136, 0.08);
  border: 1px solid rgba(13, 148, 136, 0.08);
}

.treatment-card:hover,
.review-card:hover,
.cert-card:hover,
.why-card:hover,
.tech-card:hover {
  box-shadow: 0 28px 56px rgba(13, 148, 136, 0.14);
}

/* 3D icon boxes */
.tech-card__icon,
.benefit-item__icon,
.contact__card-icon,
.cert-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: linear-gradient(145deg, var(--teal-500), var(--teal-700));
  color: #fff;
  font-size: 1.25rem;
  box-shadow: 0 10px 24px rgba(13, 148, 136, 0.35), inset 0 -3px 0 rgba(0, 0, 0, 0.12);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.section--dark .tech-card__icon {
  background: linear-gradient(145deg, var(--teal-500), var(--teal-800));
}

.tech-card:hover .tech-card__icon,
.benefit-item:hover .benefit-item__icon,
.cert-card:hover .cert-card__icon {
  transform: translateY(-4px) scale(1.05);
}

.benefit-item__icon { flex-shrink: 0; font-size: 1.15rem; }

.why-card__icon {
  background: linear-gradient(145deg, var(--teal-400), var(--teal-700));
  color: #fff;
  box-shadow: 0 10px 24px rgba(13, 148, 136, 0.3);
}

.section--dark .why-card__icon {
  background: linear-gradient(145deg, var(--teal-500), var(--teal-800));
}

.contact__card-icon {
  width: 48px;
  height: 48px;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.features__list li span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  background: var(--teal-500);
  color: #fff;
  border-radius: 50%;
  font-size: 0.6rem;
}

.reviews__stars,
.review-card__stars {
  color: #fbbf24;
  display: inline-flex;
  gap: 2px;
  font-size: 0.75rem;
}

.appointment__perks li {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}
.appointment__perks li i { color: #5eead4; font-size: 0.85rem; }

.about__feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.about__feature-icon i { font-size: 0.75rem; }

.treatment-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}
.treatment-card__link i { font-size: 0.75rem; transition: transform var(--transition); }
.treatment-card:hover .treatment-card__link i { transform: translateX(4px); }

.comparison-slider__handle-circle {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
}

/* Dark testimonials */
.testimonials.section--dark .testimonial-slide {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #fff;
}
.testimonials.section--dark .testimonial-slide__quote { color: rgba(255, 255, 255, 0.9); }
.testimonials.section--dark .testimonial-slide__author cite { color: #fff; }
.testimonials.section--dark .testimonial-slide__author span { color: rgba(255, 255, 255, 0.65); }

/* Stagger reveal animation */
.process__step,
.clinic-tour__item,
.benefit-item {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s cubic-bezier(0.23, 1, 0.32, 1), transform 0.65s cubic-bezier(0.23, 1, 0.32, 1);
}
.process__step.is-revealed,
.clinic-tour__item.is-revealed,
.benefit-item.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Hero depth */
.hero::before {
  content: '';
  position: absolute;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(45, 212, 191, 0.18) 0%, transparent 70%);
  top: 8%;
  right: -8%;
  z-index: 1;
  pointer-events: none;
  animation: tealOrb 8s ease-in-out infinite;
}

@keyframes tealOrb {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

.hero__bg { background: linear-gradient(135deg, #0f766e 0%, #115e59 50%, #134e4a 100%); }
.hero__bg-img { transition: transform 0.1s linear; will-change: transform; }

.btn--primary { position: relative; overflow: hidden; transition: transform 0.2s ease; }
.btn--primary::after {
  content: '';
  position: absolute;
  top: 0; left: -100%; width: 50%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
  transition: left 0.5s ease;
}
.btn--primary:hover::after { left: 120%; }

.float-btn:hover { transform: scale(1.1) translateY(-4px); }

.doctor__badge-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--teal-600);
}

@media (max-width: 768px) {
  .why-card:hover, .treatment-card:hover { transform: translateY(-6px); }
}

@media (prefers-reduced-motion: reduce) {
  .process__step, .clinic-tour__item, .benefit-item {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .hero__float-card { animation: none; }
  .promo-banner { animation: none; }
  .emergency-banner__icon { animation: none; }
}