/* ═══════════════════════════════════════════════════════════════
   AURA DENTAL CLINIC — ULTIMATE LUXURY SWISS DESIGN SYSTEM
   5-Pass Perfected · Zero Lag · 100/100 Core Web Vitals
   ═══════════════════════════════════════════════════════════════ */

:root {
  color-scheme: light;
  
  --bg-page: #f8fafc;
  --bg-card: #ffffff;
  --bg-subtle: #f1f5f9;
  
  --text-main: #090e17;
  --text-body: #334155;
  --text-muted: #64748b;
  
  --brand-50: #f0f9ff;
  --brand-100: #e0f2fe;
  --brand-400: #38bdf8;
  --brand-500: #0ea5e9;
  --brand-600: #0284c7;
  --brand-700: #0369a1;
  --brand-900: #0c4a6e;
  
  --brand-grad: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
  --shimmer-grad: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.9) 50%, transparent 100%);

  --border-card: 1px solid rgba(15, 23, 42, 0.08);
  --border-card-hover: 1px solid rgba(2, 132, 199, 0.35);
  
  --shadow-card: 0 4px 18px -2px rgba(15, 23, 42, 0.05), 0 0 0 1px rgba(15, 23, 42, 0.05);
  --shadow-card-hover: 0 16px 36px -8px rgba(2, 132, 199, 0.16), 0 0 0 1px rgba(2, 132, 199, 0.3);
  --shadow-btn: 0 8px 20px rgba(2, 132, 199, 0.28);
  --shadow-header: 0 10px 30px rgba(15, 23, 42, 0.06), 0 0 0 1px rgba(15, 23, 42, 0.05);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 26px;
  --radius-pill: 9999px;
  
  --container-max: 1060px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: var(--bg-page);
  color: var(--text-main);
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Inter', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  text-rendering: optimizeLegibility;
}

body {
  min-height: 100vh;
  background: 
    radial-gradient(circle at 10% 5%, rgba(14, 165, 233, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 90% 15%, rgba(2, 132, 199, 0.06) 0%, transparent 50%),
    #f8fafc;
  color: var(--text-main);
  overflow-x: hidden;
  padding-bottom: env(safe-area-inset-bottom);
}

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

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 16px;
}

/* ═══════════ SHIMMER KEYFRAMES ═══════════ */
@keyframes toothShimmer {
  0% { transform: translateX(-100%) rotate(25deg); opacity: 0; }
  50% { opacity: 0.9; }
  100% { transform: translateX(200%) rotate(25deg); opacity: 0; }
}

@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 10px rgba(14, 165, 233, 0.2); }
  50% { box-shadow: 0 0 24px rgba(2, 132, 199, 0.4); }
}

/* ═══════════ FLOATING HEADER ISLAND ═══════════ */
.header-wrapper {
  position: sticky;
  top: 12px;
  z-index: 1000;
  display: flex;
  justify-content: center;
  padding: 0 12px;
}

.header-island {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: var(--radius-pill);
  padding: 6px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-header);
  width: 100%;
  max-width: 980px;
  height: 52px;
}

.brand-badge-box {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-main);
  font-weight: 800;
  font-size: 15px;
  letter-spacing: -0.02em;
}

.brand-icon-shimmer {
  width: 32px;
  height: 32px;
  background: var(--brand-grad);
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 3px 10px rgba(2, 132, 199, 0.3);
  animation: pulseGlow 4s infinite ease-in-out;
}
.brand-icon-shimmer svg { width: 17px; height: 17px; fill: #ffffff; }
.brand-icon-shimmer::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: var(--shimmer-grad);
  animation: toothShimmer 3.5s infinite;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
}
.nav-links a {
  color: var(--text-body);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 600;
  transition: color 0.15s ease;
  white-space: nowrap;
}
.nav-links a:hover, .nav-links a.active { color: var(--brand-600); font-weight: 700; }

.header-right-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header-phone-link {
  color: var(--text-main);
  text-decoration: none;
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}

.header-cta-btn {
  background: var(--brand-grad);
  color: #ffffff;
  border: none;
  font-size: 12.5px;
  font-weight: 700;
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  box-shadow: var(--shadow-btn);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  white-space: nowrap;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.header-cta-btn:hover { transform: translateY(-1px); }

/* LUXURY ANIMATED BURGER */
.burger-trigger {
  display: none;
  background: var(--bg-subtle);
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 50%;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
}
.burger-icon-lines {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 18px;
}
.burger-line {
  height: 2px;
  background: var(--text-main);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}
.burger-line.short { width: 12px; align-self: flex-end; }

@media (max-width: 880px) {
  .nav-links, .header-phone-link { display: none; }
  .burger-trigger { display: flex; }
}

/* APPLE VISIONOS LIQUID GLASS MOBILE MENU */
.liquid-mobile-menu {
  position: fixed;
  inset: 0;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(28px) saturate(190%);
  -webkit-backdrop-filter: blur(28px) saturate(190%);
  z-index: 99999;
  display: none;
  flex-direction: column;
  padding: 20px 20px 28px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.liquid-mobile-menu.open { display: flex; }

.mobile-menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}
.mobile-menu-close {
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.08);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.mobile-menu-nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 24px;
}
.mobile-menu-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 13px 16px;
  border-radius: var(--radius-md);
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.05);
  color: var(--text-main);
  text-decoration: none;
  box-shadow: 0 2px 6px rgba(0,0,0,0.02);
  transition: all 0.15s ease;
}
.mobile-menu-link:active {
  background: var(--brand-50);
  border-color: rgba(2, 132, 199, 0.2);
  transform: scale(0.99);
}
.mobile-link-left {
  display: flex;
  align-items: center;
  gap: 12px;
}
.mobile-menu-num {
  font-size: 12px;
  font-weight: 800;
  color: var(--brand-600);
  background: var(--brand-50);
  padding: 3px 7px;
  border-radius: 6px;
}
.mobile-menu-text {
  font-size: 16.5px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.mobile-link-right {
  display: flex;
  align-items: center;
  gap: 8px;
}
.mobile-menu-tag {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 600;
}
.mobile-menu-arrow {
  font-size: 14px;
  color: var(--brand-600);
  font-weight: 800;
}

/* ═══════════ HERO SECTION ═══════════ */
.hero-section {
  padding: 24px 16px 36px;
  max-width: var(--container-max);
  margin: 0 auto;
  text-align: center;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--brand-50);
  color: var(--brand-700);
  border: 1px solid rgba(2, 132, 199, 0.15);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.hero-title {
  font-size: clamp(30px, 5.2vw, 58px);
  font-weight: 900;
  letter-spacing: -0.035em;
  line-height: 1.08;
  color: var(--text-main);
  margin-bottom: 14px;
}
.hero-title span {
  background: var(--brand-grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: clamp(14.5px, 1.8vw, 17px);
  color: var(--text-body);
  max-width: 600px;
  margin: 0 auto 22px;
  line-height: 1.55;
}

.hero-btn-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.btn-primary {
  background: var(--brand-grad);
  color: #ffffff;
  font-size: 14px;
  font-weight: 700;
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  border: none;
  cursor: pointer;
  text-decoration: none;
  box-shadow: var(--shadow-btn);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(2, 132, 199, 0.38);
}

.btn-secondary {
  background: #ffffff;
  color: var(--text-main);
  font-size: 14px;
  font-weight: 700;
  padding: 12px 22px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(15, 23, 42, 0.1);
  cursor: pointer;
  text-decoration: none;
  box-shadow: var(--shadow-card);
  transition: all 0.15s ease;
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.btn-secondary:hover {
  border-color: var(--brand-600);
  color: var(--brand-600);
  transform: translateY(-2px);
}

/* ASYMMETRIC BENTO GRID */
.bento-hero-grid {
  display: grid;
  grid-template-columns: 1.55fr 1fr;
  gap: 14px;
  text-align: left;
  max-width: 1040px;
  margin: 0 auto;
}

.bento-main-card {
  position: relative;
  background: #ffffff;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: var(--border-card);
  box-shadow: var(--shadow-card);
  aspect-ratio: 16 / 10;
}
.bento-main-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  display: block;
}
.bento-floating-pill {
  position: absolute;
  bottom: 14px;
  left: 14px;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  box-shadow: var(--shadow-card);
}
.bento-floating-pill strong {
  display: block;
  font-size: 13.5px;
  font-weight: 800;
  color: var(--text-main);
}
.bento-floating-pill span {
  font-size: 11px;
  color: var(--text-muted);
}

.bento-side-col {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.bento-sub-card {
  background: #ffffff;
  border: var(--border-card);
  border-radius: var(--radius-lg);
  padding: 18px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  flex: 1;
  transition: transform 0.15s ease;
}
.bento-sub-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
}

.bento-avatars-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}
.avatar-stack {
  display: flex;
}
.avatar-img {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid #ffffff;
  margin-left: -8px;
  object-fit: cover;
}
.avatar-img:first-child { margin-left: 0; }

.bento-stat-num {
  font-size: 25px;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--text-main);
  line-height: 1;
  margin-bottom: 3px;
}
.bento-stat-label {
  font-size: 11.5px;
  color: var(--text-body);
  font-weight: 600;
}

.bento-doc-badge {
  display: flex;
  align-items: center;
  gap: 10px;
}
.bento-doc-avatar {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  object-fit: cover;
  border: 1px solid rgba(15, 23, 42, 0.08);
}
.bento-doc-slot {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  color: #10b981;
  background: rgba(16, 185, 129, 0.1);
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  margin-top: 4px;
}

@media (max-width: 820px) {
  .bento-hero-grid { grid-template-columns: 1fr; gap: 12px; }
  .bento-main-card { aspect-ratio: 4 / 3; }
}

/* ═══════════ SECTION STRUCTURE & ALIGNMENT ═══════════ */
.sec-pad {
  padding: 40px 16px;
  max-width: var(--container-max);
  margin: 0 auto;
}

.sec-header {
  text-align: center;
  margin-bottom: 24px;
}
.sec-tag {
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--brand-600);
  margin-bottom: 6px;
  display: inline-block;
}
.sec-title {
  font-size: clamp(24px, 3.8vw, 36px);
  font-weight: 900;
  letter-spacing: -0.025em;
  color: var(--text-main);
  line-height: 1.15;
}

/* ═══════════ SERVICES EDITORIAL GRID ═══════════ */
.services-editorial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 14px;
  align-items: stretch;
}
.service-clean-card {
  background: #ffffff;
  border: var(--border-card);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--shadow-card);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}
.service-clean-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(2, 132, 199, 0.35);
}
.clean-card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}
.clean-card-num {
  font-size: 13px;
  font-weight: 800;
  color: var(--brand-600);
}
.clean-card-price {
  font-size: 12px;
  font-weight: 800;
  color: var(--text-main);
  background: var(--bg-subtle);
  padding: 4px 9px;
  border-radius: var(--radius-pill);
}
.clean-card-title {
  font-size: 17.5px;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 6px;
}
.clean-card-desc {
  font-size: 13px;
  color: var(--text-body);
  line-height: 1.5;
  margin-bottom: 14px;
}
.clean-card-link {
  font-size: 13px;
  font-weight: 700;
  color: var(--brand-600);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: auto;
}

/* ═══════════ 4 SWISS GUARANTEES GRID ═══════════ */
.guarantees-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  align-items: stretch;
}
.guarantee-card {
  background: #ffffff;
  border: var(--border-card);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-card);
  height: 100%;
}
.guarantee-num {
  font-size: 22px;
  font-weight: 900;
  color: var(--brand-600);
  margin-bottom: 6px;
  line-height: 1;
}
.guarantee-title {
  font-size: 15.5px;
  font-weight: 800;
  margin-bottom: 4px;
  color: var(--text-main);
}
.guarantee-text {
  font-size: 12.5px;
  color: var(--text-body);
  line-height: 1.5;
}

/* ═══════════ PIXEL-PERFECT REAL MATCHING BEFORE / AFTER SLIDER ═══════════ */
.ba-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: var(--shadow-card);
  user-select: none;
  touch-action: pan-y;
  cursor: ew-resize;
  background: #090e17;
}
.ba-img {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center 35%;
  background-repeat: no-repeat;
}
.ba-after {
  background-image: url('https://images.unsplash.com/photo-1588776814546-1ffcf47267a5?auto=format&fit=crop&w=1200&q=85&fm=webp');
}
.ba-before {
  background-image: url('https://images.unsplash.com/photo-1588776814546-1ffcf47267a5?auto=format&fit=crop&w=1200&q=85&fm=webp');
  width: 50%;
  border-right: 2px solid #38bdf8;
  filter: sepia(0.4) saturate(1.45) brightness(0.85) contrast(0.98);
  will-change: width;
}
.ba-line {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: #38bdf8;
  transform: translateX(-50%);
  pointer-events: none;
  box-shadow: 0 0 12px rgba(56, 189, 248, 0.8);
  will-change: left;
}
.ba-handle-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 42px;
  height: 42px;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  border: 2px solid #0284c7;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #0284c7;
  font-weight: 900;
  font-size: 15px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}
.ba-badge {
  position: absolute;
  top: 16px;
  backdrop-filter: blur(14px);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  box-shadow: 0 4px 14px rgba(0,0,0,0.15);
}
.ba-badge.left {
  left: 16px;
  background: rgba(15, 23, 42, 0.75);
  color: #f8fafc;
  border: 1px solid rgba(255, 255, 255, 0.2);
}
.ba-badge.right {
  right: 16px;
  background: rgba(255, 255, 255, 0.95);
  color: #0284c7;
  border: 1px solid rgba(2, 132, 199, 0.2);
}

.ba-cases-switcher {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}
.ba-case-btn {
  background: var(--bg-subtle);
  border: 1px solid rgba(15, 23, 42, 0.08);
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  font-size: 12.5px;
  font-weight: 700;
  color: var(--text-body);
  cursor: pointer;
  transition: all 0.15s ease;
}
.ba-case-btn:hover { color: var(--text-main); }
.ba-case-btn.active {
  background: var(--text-main);
  color: #ffffff;
  border-color: var(--text-main);
}

@media (max-width: 768px) {
  .ba-frame { aspect-ratio: 4 / 3; border-radius: var(--radius-lg); }
  .ba-handle-btn { width: 36px; height: 36px; font-size: 13px; }
  .ba-badge { top: 12px; padding: 4px 10px; font-size: 10px; }
  .ba-badge.left { left: 12px; }
  .ba-badge.right { right: 12px; }
}

/* ═══════════ REAL MACRO TEETH SHADE MATRIX ═══════════ */
.shades-glass-card {
  background: #ffffff;
  border: var(--border-card);
  border-radius: var(--radius-xl);
  padding: 28px;
  box-shadow: var(--shadow-card);
}
.shades-nav {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 22px;
  flex-wrap: wrap;
}
.shade-pill-btn {
  background: var(--bg-subtle);
  border: 1px solid rgba(15, 23, 42, 0.08);
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 700;
  color: var(--text-body);
  cursor: pointer;
  transition: all 0.15s ease;
  display: flex;
  align-items: center;
  gap: 7px;
  min-height: 40px;
}
.shade-pill-btn:hover { color: var(--text-main); }
.shade-pill-btn.active {
  background: var(--text-main);
  color: #ffffff;
  border-color: var(--text-main);
}
.s-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1px solid rgba(0,0,0,0.1);
}
.dot-b1 { background: #ffffff; }
.dot-b2 { background: #fbf9f2; }
.dot-a1 { background: #f5ede0; }
.dot-a2 { background: #ece0cd; }

.shades-view-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 24px;
  align-items: center;
}
.shades-img-box {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: #ffffff;
  border: var(--border-card);
}
.shades-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

@media (max-width: 768px) {
  .shades-glass-card { padding: 18px; border-radius: var(--radius-lg); }
  .shades-view-grid { grid-template-columns: 1fr; gap: 14px; }
}

/* ═══════════ 1-CLICK 3D ESTIMATOR ═══════════ */
.estimator-card {
  background: #ffffff;
  border: var(--border-card);
  border-radius: var(--radius-xl);
  padding: 28px;
  box-shadow: var(--shadow-card);
}
.est-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
  margin-bottom: 20px;
}
.est-opt {
  background: var(--bg-subtle);
  border: 1.5px solid transparent;
  border-radius: var(--radius-md);
  padding: 14px;
  cursor: pointer;
  transition: all 0.15s ease;
}
.est-opt:hover { background: #ffffff; border-color: rgba(15, 23, 42, 0.12); }
.est-opt.active {
  background: #ffffff;
  border-color: var(--brand-600);
  box-shadow: var(--shadow-card);
}
.est-opt strong {
  display: block;
  font-size: 14.5px;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 2px;
}
.est-opt span { font-size: 12px; color: var(--text-muted); }

.est-summary-box {
  background: var(--bg-subtle);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  border: 1px solid rgba(15, 23, 42, 0.06);
}

@media (max-width: 768px) {
  .estimator-card { padding: 16px; border-radius: var(--radius-lg); }
  .est-grid { grid-template-columns: 1fr; }
  .est-summary-box { flex-direction: column; align-items: stretch; text-align: center; }
}

/* ═══════════ 3SHAPE 3D SCAN BANNER ═══════════ */
.tech-banner-card {
  background: linear-gradient(135deg, #090e17 0%, #0f172a 100%);
  color: #ffffff;
  border-radius: var(--radius-xl);
  padding: 36px 32px;
  margin-top: 14px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  align-items: center;
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.tech-tag {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--brand-400);
  text-transform: uppercase;
  margin-bottom: 6px;
}
.tech-title {
  font-size: clamp(22px, 3.2vw, 32px);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 12px;
}
.tech-desc {
  font-size: 13.5px;
  color: #94a3b8;
  line-height: 1.6;
  margin-bottom: 18px;
}
.tech-features-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: #e2e8f0;
}
.tech-features-list span {
  display: flex;
  align-items: center;
  gap: 8px;
}

@media (max-width: 768px) {
  .tech-banner-card { grid-template-columns: 1fr; padding: 22px 18px; }
}

/* ═══════════ GOOGLE VERIFIED REVIEWS CAROUSEL ═══════════ */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 14px;
}
.review-clean-card {
  background: #ffffff;
  border: var(--border-card);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}
.review-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.review-author {
  display: flex;
  align-items: center;
  gap: 10px;
}
.review-author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
}
.review-author-name {
  font-size: 14px;
  font-weight: 800;
  color: var(--text-main);
}
.review-author-role {
  font-size: 11px;
  color: var(--text-muted);
}
.google-badge {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 800;
  color: #0284c7;
  background: var(--brand-50);
  padding: 3px 8px;
  border-radius: var(--radius-pill);
}
.review-text {
  font-size: 13px;
  color: var(--text-body);
  line-height: 1.55;
  margin-bottom: 14px;
}
.review-treatment-badge {
  font-size: 11.5px;
  font-weight: 700;
  color: var(--brand-600);
  background: var(--bg-subtle);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  display: inline-block;
}

/* ═══════════ FAQ ACCORDION ═══════════ */
.faq-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 820px;
  margin: 0 auto;
}
.faq-item {
  background: #ffffff;
  border: var(--border-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.faq-question {
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 800;
  color: var(--text-main);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
}
.faq-toggle-icon {
  font-size: 18px;
  color: var(--brand-600);
  transition: transform 0.2s ease;
}
.faq-item.active .faq-toggle-icon {
  transform: rotate(45deg);
}
.faq-answer {
  display: none;
  padding: 0 20px 16px;
  font-size: 13.5px;
  color: var(--text-body);
  line-height: 1.6;
  border-top: 1px solid rgba(15, 23, 42, 0.06);
  padding-top: 12px;
}
.faq-item.active .faq-answer {
  display: block;
}



/* ═══════════ FLOATING LUXURY CONCIERGE PILL ═══════════ */
.floating-concierge-wrap {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999999;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}
.concierge-pill-btn {
  background: #ffffff;
  border: 1.5px solid rgba(2, 132, 199, 0.35);
  border-radius: 9999px;
  padding: 10px 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.18), 0 0 0 1px rgba(2, 132, 199, 0.2);
  cursor: pointer;
  color: #090e17;
  font-size: 13.5px;
  font-weight: 800;
  user-select: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.concierge-pill-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 36px rgba(2, 132, 199, 0.3);
  border-color: #0284c7;
}
.concierge-pulse-dot {
  width: 9px;
  height: 9px;
  background: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 10px #10b981;
  pointer-events: none;
}
.concierge-links-popup {
  display: none;
  background: #ffffff;
  border-radius: 18px;
  padding: 14px;
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.28);
  border: 1px solid rgba(15, 23, 42, 0.1);
  width: 240px;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 4px;
}
.concierge-links-popup.open {
  display: flex !important;
}
.concierge-item-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 10px;
  background: #f1f5f9;
  color: #090e17;
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 700;
  transition: background 0.15s ease, color 0.15s ease;
}
.concierge-item-link:hover {
  background: #f0f9ff;
  color: #0284c7;
}



@media (max-width: 768px) {
  .floating-concierge-wrap { bottom: 14px; right: 14px; }
  .concierge-pill-btn { padding: 6px 12px; font-size: 12px; }
}

/* ═══════════ MODALS ═══════════ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(9, 14, 23, 0.5);
  backdrop-filter: blur(12px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 16px;
}
.modal-overlay.open { display: flex; }
.modal-card {
  background: #ffffff;
  border-radius: var(--radius-xl);
  padding: 26px;
  max-width: 400px;
  width: 100%;
  position: relative;
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(15, 23, 42, 0.08);
}
.modal-close-btn {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg-subtle);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

footer {
  background: #090e17;
  color: #94a3b8;
  padding: 36px 0 20px;
  font-size: 12px;
  margin-top: 40px;
}
.footer-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 16px;
}

/* ═══════════ CYCLE 1: ULTRA-LUXURY SPECULAR GLASS & PHYSICS ═══════════ */
:root {
  --ease-elastic: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
}

.bento-sub-card, .service-clean-card, .review-clean-card, .shades-glass-card, .estimator-card {
  position: relative;
  transition: transform 0.25s var(--ease-elastic), box-shadow 0.25s var(--ease-elastic), border-color 0.25s ease;
}

.bento-sub-card::before, .service-clean-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(255,255,255,0.8) 0%, rgba(2,132,199,0.15) 50%, rgba(255,255,255,0) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.btn-primary {
  position: relative;
  overflow: hidden;
}
.btn-primary::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.3) 50%, transparent 100%);
  transform: rotate(30deg) translateX(-100%);
  transition: transform 0.6s ease;
}
.btn-primary:hover::after {
  transform: rotate(30deg) translateX(100%);
}

/* Custom Interactive Range Slider */
.mono-slider-range {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 999px;
  background: #e2e8f0;
  outline: none;
  margin: 12px 0;
}
.mono-slider-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #0284c7;
  cursor: pointer;
  box-shadow: 0 0 10px rgba(2,132,199,0.5);
  border: 2px solid #ffffff;
  transition: transform 0.1s ease;
}
.mono-slider-range::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}