/* ===== GOOGLE FONTS ===== */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@200;300;400;500;600;700&display=swap');

/* ===== CSS CUSTOM PROPERTIES ===== */
:root {
  /* Primary - Slate Blue */
  --turquoise-50: #eef2f5;
  --turquoise-100: #d5e0e8;
  --turquoise-200: #afc5d4;
  --turquoise-300: #81a2b9;
  --turquoise-400: #5b829d;
  --turquoise-500: #4a6b82; /* DCI Blue */
  --turquoise-600: #3c566a;
  --turquoise-700: #324758;
  --turquoise-800: #2b3b4a;
  --turquoise-900: #263340;

  /* Accent - Orange */
  --red-50: #fff0e5;
  --red-100: #ffdbb8;
  --red-200: #ffbe80;
  --red-300: #ff9b40;
  --red-400: #ff7f1a;
  --red-500: #ff6b00; /* DCI Orange */
  --red-600: #e65c00;
  --red-700: #bf4a00;

  /* Neutrals for Light Theme */
  --white: #ffffff;       /* Lightest background */
  --gray-50: #f8fafc;     /* Cards background */
  --gray-100: #f1f5f9;    /* Borders / Hover */
  --gray-200: #e2e8f0;    /* Inputs */
  --gray-300: #cbd5e1;    /* Muted borders */
  --gray-400: #94a3b8;    /* Muted text */
  --gray-500: #64748b;    /* Secondary text */
  --gray-600: #475569;    /* Light text */
  --gray-700: #334155;    /* Lighter text */
  --gray-800: #1e293b;    /* Heading text */
  --gray-900: #0f172a;    /* Darkest text */

  /* Shiny Metallic Gradients -> Solid Clean Gradients */
  --gradient-turquoise: linear-gradient(135deg, #5b829d 0%, #3c566a 100%);
  --gradient-hero: linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(15, 23, 42, 0.6) 100%);
  --gradient-red: linear-gradient(135deg, #ff7f1a 0%, #e65c00 100%);
  --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.05) 100%);

  /* Soft Shadows for Light Theme */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.05), 0 2px 4px -1px rgba(0,0,0,0.03);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.05), 0 4px 6px -2px rgba(0,0,0,0.02);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.05), 0 10px 10px -5px rgba(0,0,0,0.02);
  --shadow-2xl: 0 25px 50px -12px rgba(0,0,0,0.1);
  --shadow-turquoise: 0 4px 14px 0 rgba(74, 107, 130, 0.39);
  --shadow-red: 0 4px 14px 0 rgba(255, 107, 0, 0.39);

  /* Typography */
  --font-primary: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Spacing */
  --section-padding: 100px 0;
  --container-max: 1200px;

  /* Border Radius - Rectangular/Formal */
  --radius-sm: 0px;
  --radius-md: 2px;
  --radius-lg: 4px;
  --radius-xl: 4px;
  --radius-full: 4px;

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== RESET & BASE ===== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--gray-800);
  background-color: var(--white);
  overflow-x: hidden;
  font-weight: 300;
  letter-spacing: 0.3px;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  line-height: 1.2;
  color: var(--gray-900);
  font-weight: 400;
  letter-spacing: 1px;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-base);
}

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

ul {
  list-style: none;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

@keyframes rotateIn {
  from {
    opacity: 0;
    transform: rotate(-10deg) scale(0.9);
  }
  to {
    opacity: 1;
    transform: rotate(0deg) scale(1);
  }
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-100%);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes toothBounce {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(5deg); }
  75% { transform: rotate(-5deg); }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition-base);
  animation: slideDown 0.8s ease-out;
}

.navbar.scrolled {
  background: rgba(26, 26, 26, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
  padding: 10px 0;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Custom Gazi 27 Dent Logo */
.gazi-custom-logo {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: #ffffff;
  padding: 4px 0;
  z-index: 1001;
}

.logo-tooth-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  filter: drop-shadow(0 2px 10px rgba(95, 196, 216, 0.35));
  transition: transform 0.3s ease, filter 0.3s ease;
}

.gazi-custom-logo:hover .logo-tooth-icon {
  transform: scale(1.08);
  filter: drop-shadow(0 4px 15px rgba(95, 196, 216, 0.55));
}

.dci-logo-text {
  position: relative;
  z-index: 2;
  font-family: var(--font-primary);
  font-size: 2.1rem;
  font-weight: 300;
  color: #ffffff;
  letter-spacing: 1px;
}

.dci-logo-divider {
  position: relative;
  z-index: 2;
  font-size: 2.2rem;
  font-weight: 100;
  color: rgba(255, 255, 255, 0.4);
}

.dci-logo-sub {
  position: relative;
  z-index: 2;
  font-family: var(--font-primary);
  font-size: 0.75rem;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 1px;
  text-align: left;
  color: #ffffff;
}

/* Navbar Menu DCI Styles */
.navbar-menu {
  display: flex;
  align-items: center;
  gap: 20px;
}

.navbar-menu a {
  text-decoration: none;
  color: rgba(255, 255, 255, 0.85);
  font-weight: 500;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: color 0.3s;
}

.navbar-menu a:hover {
  color: #ffffff;
}

.nav-dropdown {
  position: relative;
  cursor: pointer;
}

.nav-lang {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  color: rgba(255, 255, 255, 0.85);
  margin-left: 10px;
}

.nav-lang img {
  width: 20px;
  border-radius: 2px;
}

.btn-dci-nav {
  background: rgba(74, 107, 130, 0.6) !important; /* Slate Blue translucent */
  color: #ffffff !important;
  padding: 10px 24px !important;
  border-radius: 30px !important;
  font-weight: 600 !important;
  backdrop-filter: blur(10px) !important;
  -webkit-backdrop-filter: blur(10px) !important;
  transition: all 0.3s !important;
  border: 1px solid rgba(255,255,255,0.1);
}

.btn-dci-nav:hover {
  background: rgba(74, 107, 130, 1) !important;
  transform: translateY(-2px);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
  padding: 8px;
}

.hamburger span {
  width: 28px;
  height: 3px;
  background: var(--gray-800);
  border-radius: 3px;
  transition: var(--transition-base);
}

.navbar:not(.scrolled) .hamburger span {
  background: var(--white);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 6px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -6px);
}

/* ===== HERO SECTION ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--gradient-hero);
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0px;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to top, var(--white) 0%, transparent 100%);
  z-index: 1;
}

.hero .container {
  position: relative;
  z-index: 2;
  display: block;
  padding-top: 180px;
  padding-bottom: 150px;
}

.dci-hero-content {
  max-width: 600px;
}

.hero-content {
  animation: fadeInLeft 1s ease-out 0.3s both;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 24px;
  border: 1px solid rgba(255,255,255,0.2);
}

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

.hero-dci-title {
  margin-bottom: 30px;
  text-align: left;
}

.dci-subtitle {
  display: block;
  font-family: var(--font-primary);
  font-size: 1.2rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: #ffffff;
  margin-bottom: 0px;
}

.dci-title-script {
  font-family: 'Caveat', cursive;
  font-size: 5rem;
  line-height: 1;
  color: #ffffff;
  text-shadow: 2px 4px 15px rgba(0,0,0,0.4);
}

.smile-curve {
  width: 250px;
  height: 40px;
  display: block;
  margin-left: 20px;
  filter: drop-shadow(0 4px 6px rgba(0,0,0,0.3));
}

.hero-content p {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.8);
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 500px;
}

.dci-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.dci-btn-group {
  display: flex;
  align-items: center;
  gap: 4px;
}

.dci-btn {
  background: var(--turquoise-500);
  color: #ffffff;
  padding: 12px 24px;
  border-radius: 30px;
  text-decoration: none;
  font-family: var(--font-primary);
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition-base);
}

.dci-btn.dark {
  background: var(--gray-100);
  color: var(--gray-900);
}

.dci-icon-btn {
  background: var(--turquoise-500);
  color: #ffffff;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-base);
  text-decoration: none;
}

.dci-icon-btn.dark {
  background: var(--gray-100);
  color: var(--gray-900);
}

.dci-btn-group:hover .dci-btn,
.dci-btn-group:hover .dci-icon-btn {
  transform: translateY(-3px);
  filter: brightness(1.1);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 36px;
  background: rgba(255,255,255,0.15);
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: var(--radius-full);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-base);
  backdrop-filter: blur(10px);
  font-family: var(--font-primary);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.25);
  border-color: rgba(255,255,255,0.5);
  transform: translateY(-3px);
}

.hero-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  animation: fadeIn 1.5s ease-out both;
}

.hero-slider {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 0;
  box-shadow: none;
  overflow: hidden;
}

.hero-slider::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-hero);
  z-index: 1;
}

.hero-slider img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  z-index: 0;
  transition: opacity 1.2s ease-in-out;
  will-change: opacity;
  transform: translateZ(0);
  -webkit-transform: translateZ(0);
}

.hero-slider img.active {
  opacity: 1;
  z-index: 1;
}

.hero-image .floating-card {
  position: absolute;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(20px);
  padding: 16px 24px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: 12px;
  animation: float 6s ease-in-out infinite;
}

.hero-image .floating-card.card-1 {
  top: 20px;
  right: -20px;
  animation-delay: 0s;
}

.hero-image .floating-card.card-2 {
  bottom: 40px;
  left: -30px;
  animation-delay: 2s;
}

.floating-card .card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.floating-card .card-icon.turquoise {
  background: transparent;
  color: #1a1a1a;
}

.floating-card .card-icon.red {
  background: transparent;
  color: #1a1a1a;
}

.floating-card .card-info h4 {
  font-size: 0.85rem;
  font-weight: 500;
  color: #1a1a1a;
  letter-spacing: 0.5px;
}

.floating-card .card-info p {
  font-size: 0.75rem;
  font-weight: 300;
  color: #555555;
  margin: 0;
}

/* Hero Stats Bar */
.hero-stats {
  position: relative;
  z-index: 3;
  margin-top: -60px;
  margin-bottom: 0;
}

.hero-stats .container {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 40px 60px;
  box-shadow: var(--shadow-2xl);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}

.stat-item {
  text-align: center;
  position: relative;
}

.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: -20px;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 50px;
  background: var(--gray-200);
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--turquoise-600);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-number span {
  color: var(--red-500);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--gray-500);
  font-weight: 500;
}

/* ===== SECTION HEADERS ===== */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  background: var(--turquoise-50);
  color: var(--turquoise-700);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-header h2 .highlight {
  color: var(--turquoise-500);
  position: relative;
  display: inline-block;
  text-shadow: 0 0 15px rgba(253, 224, 71, 0.4);
}

.section-header p {
  font-size: 1.1rem;
  color: var(--gray-500);
  max-width: 600px;
  margin: 0 auto;
}

/* ===== DCI FACILITY ===== */
.dci-facility {
  padding: 80px 0;
  background: var(--white);
}

.facility-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 60px;
  align-items: center;
}

.facility-content h2 {
  font-family: var(--font-display);
  font-size: 2.5rem;
  margin-bottom: 20px;
  color: var(--gray-900);
}

.facility-content p {
  font-size: 1.1rem;
  color: var(--gray-600);
  margin-bottom: 15px;
  line-height: 1.8;
}

.facility-stats {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.stat-box {
  background: var(--gray-50);
  padding: 30px 24px;
  border-radius: 16px;
  text-align: center;
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
}

.stat-box h3 {
  font-family: var(--font-display);
  font-size: 3rem;
  color: var(--turquoise-500);
  margin-bottom: 10px;
  font-weight: 800;
}

/* ===== DCI PROCESS ===== */
.dci-process {
  padding: 100px 0;
  background: var(--gray-50);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.process-step {
  background: var(--white);
  padding: 50px 40px;
  border-radius: 16px;
  box-shadow: var(--shadow-md);
  position: relative;
  transition: transform 0.3s;
  overflow: hidden;
  border: 1px solid var(--gray-200);
}

.process-step:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.step-num {
  font-family: var(--font-display);
  font-size: 6rem;
  font-weight: 800;
  color: rgba(74, 107, 130, 0.05);
  position: absolute;
  top: -10px;
  right: -10px;
  line-height: 1;
}

.process-step h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  margin-bottom: 15px;
  color: var(--gray-900);
  position: relative;
  z-index: 2;
  font-weight: 700;
}

.process-step p {
  color: var(--gray-600);
  position: relative;
  z-index: 2;
  line-height: 1.7;
}

/* ===== SERVICES SECTION ===== */
.services {
  padding: var(--section-padding);
  background: var(--gray-50);
  position: relative;
}

.services::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-turquoise);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition-slow);
  position: relative;
  cursor: pointer;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-2xl);
}

.service-card .card-image {
  height: 220px;
  overflow: hidden;
  position: relative;
}

.service-card .card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.service-card:hover .card-image img {
  transform: scale(1.1);
}

.service-card .card-image .card-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to top, rgba(0,77,77,0.7) 0%, transparent 60%);
  opacity: 0;
  transition: var(--transition-base);
}

.service-card:hover .card-image .card-overlay {
  opacity: 1;
}

.service-card .card-body {
  padding: 28px;
}

.service-card .card-icon {
  width: 56px;
  height: 56px;
  background: var(--turquoise-50);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 18px;
  transition: var(--transition-base);
}

.service-card:hover .card-icon {
  background: var(--gradient-turquoise);
  box-shadow: var(--shadow-turquoise);
}

.service-card .card-body h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
}

.service-card .card-body p {
  font-size: 0.95rem;
  color: var(--gray-500);
  line-height: 1.7;
  margin-bottom: 18px;
}

.service-card .card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: var(--turquoise-600);
  font-size: 0.95rem;
  transition: var(--transition-base);
}

.service-card .card-link:hover {
  gap: 14px;
  color: var(--turquoise-800);
}

/* ===== WHY CHOOSE US ===== */
.why-us {
  padding: var(--section-padding);
  background: var(--white);
}

.why-us-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.why-card {
  text-align: center;
  padding: 40px 28px;
  border-radius: var(--radius-lg);
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

.why-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-turquoise);
  transform: scaleX(0);
  transition: var(--transition-base);
}

.why-card:hover::before {
  transform: scaleX(1);
}

.why-card:hover {
  background: var(--gray-50);
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.why-card .why-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 24px;
  background: var(--turquoise-50);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  transition: var(--transition-base);
}

.why-card:hover .why-icon {
  background: var(--gradient-turquoise);
  transform: rotateY(180deg);
  box-shadow: var(--shadow-turquoise);
}

.why-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: 12px;
}

.why-card p {
  font-size: 0.9rem;
  color: var(--gray-500);
  line-height: 1.7;
}

/* ===== SMILE GALLERY ===== */
.gallery {
  padding: var(--section-padding);
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}

.gallery::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(239,68,68,0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.gallery .section-header h2,
.gallery .section-header p {
  color: var(--white);
}

.gallery .section-tag {
  background: rgba(255,255,255,0.15);
  color: var(--white);
}

.gallery-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.gallery-image {
  position: relative;
}

.gallery-image img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-2xl);
  width: 100%;
  height: 500px;
  object-fit: cover;
}

.gallery-image .glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80%;
  height: 80%;
  background: radial-gradient(circle, rgba(0,191,191,0.3) 0%, transparent 70%);
  border-radius: 50%;
  z-index: -1;
}

.gallery-text {
  color: var(--white);
}

.gallery-text h3 {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.3;
}

.gallery-text p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.8);
  line-height: 1.8;
  margin-bottom: 32px;
}

.gallery-features {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 36px;
}

.gallery-feature-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 20px;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.1);
  transition: var(--transition-base);
}

.gallery-feature-item:hover {
  background: rgba(255,255,255,0.18);
  transform: translateX(8px);
}

.gallery-feature-item .gf-icon {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.2);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.gallery-feature-item span {
  font-weight: 600;
  font-size: 0.95rem;
}

/* ===== TESTIMONIALS ===== */
.testimonials {
  padding: var(--section-padding);
  background: var(--gray-50);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
  position: relative;
}

.testimonial-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.testimonial-card .quote-icon {
  font-size: 3rem;
  color: var(--turquoise-200);
  line-height: 1;
  margin-bottom: 16px;
}

.testimonial-card .stars {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
}

.testimonial-card .stars span {
  color: #fbbf24;
  font-size: 1.1rem;
}

.testimonial-card .testimonial-text {
  font-size: 0.95rem;
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-card .testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-author .author-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--gradient-turquoise);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--white);
  flex-shrink: 0;
}

.testimonial-author .author-info h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--gray-800);
}

.testimonial-author .author-info p {
  font-size: 0.85rem;
  color: var(--gray-400);
}

/* ===== CONTACT / CTA SECTION ===== */
.contact {
  padding: var(--section-padding);
  background: var(--white);
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  background: var(--white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-2xl);
}

.contact-info {
  background: var(--gradient-hero);
  padding: 60px;
  color: #ffffff;
  position: relative;
  overflow: hidden;
}

.contact-info::before {
  content: '';
  position: absolute;
  bottom: -50%;
  right: -30%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(239,68,68,0.2) 0%, transparent 70%);
  border-radius: 50%;
}

.contact-info h3 {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 16px;
  position: relative;
}

.contact-info > p {
  color: rgba(255,255,255,0.8);
  margin-bottom: 40px;
  position: relative;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: relative;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 16px;
  transition: var(--transition-base);
}

.contact-item:hover {
  transform: translateX(8px);
}

.contact-item .ci-icon {
  width: 52px;
  height: 52px;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.contact-item .ci-text h4 {
  font-size: 0.85rem;
  font-weight: 500;
  color: rgba(255,255,255,0.7);
  margin-bottom: 2px;
}

.contact-item .ci-text p {
  font-size: 1rem;
  font-weight: 600;
  color: #ffffff;
}

.contact-item .ci-text a {
  color: #ffffff;
}

.contact-social {
  margin-top: 40px;
  display: flex;
  gap: 12px;
  position: relative;
}

.social-link {
  width: 44px;
  height: 44px;
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: var(--transition-base);
}

.social-link:hover {
  background: var(--white);
  color: var(--turquoise-600);
  transform: translateY(-3px);
}

/* Contact Form */
.contact-form {
  padding: 60px;
}

.contact-form h3 {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.contact-form > p {
  color: var(--gray-500);
  margin-bottom: 32px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-family: var(--font-primary);
  transition: var(--transition-base);
  background: var(--gray-50);
  color: var(--gray-800);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--turquoise-400);
  background: var(--white);
  box-shadow: 0 0 0 4px rgba(0,191,191,0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.btn-submit {
  width: 100%;
  padding: 16px;
  background: var(--gradient-turquoise);
  color: var(--white);
  border: none;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  font-family: var(--font-primary);
  transition: var(--transition-base);
  box-shadow: var(--shadow-turquoise);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 40px rgba(0,191,191,0.4);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--gray-50);
  color: var(--gray-800);
  padding: 80px 0 0;
  border-top: 1px solid var(--gray-200);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}

.footer-brand .footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.footer-brand .footer-logo .logo-icon {
  width: 44px;
  height: 44px;
  background: var(--gradient-turquoise);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.footer-brand .footer-logo h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
}

.footer-brand .footer-logo h3 span {
  color: var(--turquoise-400);
}

.footer-brand > p {
  color: var(--gray-400);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 24px;
}

.footer h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--gray-900);
  position: relative;
  padding-bottom: 12px;
}

.footer h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 3px;
  background: var(--gradient-turquoise);
  border-radius: 2px;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: var(--gray-400);
  font-size: 0.95rem;
  transition: var(--transition-base);
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-links a:hover {
  color: var(--turquoise-400);
  transform: translateX(5px);
}

.footer-bottom {
  border-top: 1px solid var(--gray-200);
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-bottom p {
  color: var(--gray-500);
  font-size: 0.9rem;
}

.footer-bottom p span {
  color: var(--turquoise-400);
  font-weight: 600;
}

/* ===== SCROLL TO TOP ===== */
.scroll-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: var(--gradient-turquoise);
  color: var(--white);
  border: none;
  border-radius: 50%;
  font-size: 1.2rem;
  cursor: pointer;
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-base);
  box-shadow: var(--shadow-turquoise);
  display: flex;
  align-items: center;
  justify-content: center;
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-top:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 40px rgba(0,191,191,0.5);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content p {
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-image {
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
  }

  .hero-stats .container {
    grid-template-columns: repeat(2, 1fr);
    padding: 30px 40px;
  }

  .stat-item:nth-child(2)::after {
    display: none;
  }

  .about .container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .facility-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .process-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .why-us-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .gallery-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-wrapper {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }
}

.facility-treatments-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 20px;
}

@media (max-width: 768px) {
  html {
    font-size: 15px;
  }

  .hamburger {
    display: flex;
  }

  .navbar-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 360px;
    height: 100vh;
    background: var(--white);
    flex-direction: column;
    padding: 100px 40px 40px;
    box-shadow: var(--shadow-2xl);
    transition: var(--transition-base);
    gap: 8px;
  }

  .navbar-menu.active {
    right: 0;
  }

  .navbar-menu a {
    color: var(--gray-700) !important;
    padding: 14px 20px;
    width: 100%;
    border-radius: var(--radius-md);
  }

  .navbar-menu a:hover {
    background: var(--turquoise-50) !important;
    color: var(--turquoise-600) !important;
  }

  .hero .container {
    padding-top: 140px;
    padding-bottom: 90px;
  }

  .hero-dci-title {
    text-align: center;
  }

  .dci-subtitle {
    font-size: 1rem;
  }

  .dci-title-script {
    font-size: 3.5rem;
  }

  .smile-curve {
    margin: 10px auto 0;
    width: 180px;
  }

  .dci-buttons {
    justify-content: center;
  }

  .hero-content h1 {
    font-size: 2.2rem;
  }

  .hero-stats .container {
    grid-template-columns: 1fr 1fr;
    padding: 24px;
    gap: 24px;
  }

  .stat-item::after {
    display: none !important;
  }

  .stat-number {
    font-size: 2rem;
  }

  .facility-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .facility-treatments-list {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .process-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

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

  .why-us-grid {
    grid-template-columns: 1fr;
  }

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

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .section-header h2 {
    font-size: 2rem;
  }

  .about-features {
    grid-template-columns: 1fr;
  }

  .contact-info,
  .contact-form {
    padding: 40px 24px;
  }

  .gallery-feature-item:hover {
    transform: none;
  }
}

@media (max-width: 480px) {
  .hero-content h1 {
    font-size: 2rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .btn-primary,
  .btn-secondary {
    justify-content: center;
  }

  .hero-stats .container {
    grid-template-columns: 1fr;
  }

  .gallery-grid {
    grid-template-columns: 1fr !important;
  }

  .gallery-item-large {
    grid-column: span 1 !important;
  }

  .doctor-card-main {
    flex-direction: column !important;
  }

  .doctor-image {
    min-height: 300px !important;
  }
}

/* ===== SERVICE CATEGORIES ===== */
.services-category {
  margin-top: 50px;
  margin-bottom: 10px;
}

.services-category:first-of-type {
  margin-top: 40px;
}

.category-title {
  font-family: var(--font-primary);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--gray-700);
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--turquoise-200);
}

.cat-icon {
  font-size: 1.5rem;
}

/* ===== TEAM / DOCTOR SECTION ===== */
.team {
  padding: var(--section-padding);
  background: var(--gray-50);
}

.doctor-card-main {
  display: flex;
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  transition: var(--transition-base);
}

.doctor-card-main:hover {
  box-shadow: var(--shadow-2xl);
  transform: translateY(-4px);
}

.doctor-image {
  flex: 0 0 45%;
  min-height: 500px;
  overflow: hidden;
  position: relative;
}

.doctor-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.doctor-card-main:hover .doctor-image img {
  transform: scale(1.03);
}

.doctor-info {
  flex: 1;
  padding: 50px 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.doctor-badge {
  display: inline-block;
  background: var(--gradient-turquoise);
  color: white;
  padding: 6px 18px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 16px;
  width: fit-content;
}

.doctor-info h3 {
  font-family: var(--font-primary);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 6px;
}

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

.doctor-desc {
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 24px;
}

.doctor-specialties {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 30px;
}

.specialty-tag {
  background: var(--turquoise-50);
  color: var(--turquoise-700);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 500;
  border: 1px solid var(--turquoise-200);
  transition: var(--transition-fast);
}

.specialty-tag:hover {
  background: var(--turquoise-100);
  transform: translateY(-2px);
}

@media (max-width: 768px) {
  .doctor-card-main {
    flex-direction: column;
  }

  .doctor-image {
    min-height: 350px;
  }

  .doctor-info {
    padding: 30px 24px;
  }

  .doctor-info h3 {
    font-size: 1.4rem;
  }
}

/* ===== GALLERY GRID ===== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 40px;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  height: 280px;
}

.gallery-item-large {
  grid-column: span 2;
  height: 320px;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: 20px;
  opacity: 0;
  transition: var(--transition-base);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-overlay span {
  color: white;
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.5px;
}

@media (max-width: 768px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .gallery-item-large {
    grid-column: span 2;
    height: 250px;
  }

  .gallery-item {
    height: 200px;
  }
}

/* ===== LIGHTBOX ===== */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fadeIn 0.3s ease;
  cursor: pointer;
}

.lightbox-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
}

.lightbox-content img {
  max-width: 100%;
  max-height: 85vh;
  border-radius: var(--radius-md);
  box-shadow: 0 0 60px rgba(0, 0, 0, 0.5);
  object-fit: contain;
}

.lightbox-close {
  position: absolute;
  top: -15px;
  right: -15px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: white;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  transition: var(--transition-fast);
  color: var(--gray-800);
}

.lightbox-close:hover {
  background: var(--red-500);
  color: white;
  transform: scale(1.1);
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ===== WHATSAPP FLOATING BUTTON ===== */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 30px rgba(37, 211, 102, 0.45);
  z-index: 999;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  animation: whatsappPulse 2s infinite;
}

.whatsapp-float:hover {
  transform: scale(1.12);
  box-shadow: 0 8px 40px rgba(37, 211, 102, 0.6);
}

.whatsapp-float svg {
  transition: var(--transition-fast);
}

.whatsapp-float:hover svg {
  transform: rotate(15deg);
}

.whatsapp-tooltip {
  position: absolute;
  right: 75px;
  background: var(--gray-900);
  color: white;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  transform: translateX(10px);
  transition: all 0.3s ease;
  pointer-events: none;
}

.whatsapp-tooltip::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-left-color: var(--gray-900);
}

.whatsapp-float:hover .whatsapp-tooltip {
  opacity: 1;
  transform: translateX(0);
}

@keyframes whatsappPulse {
  0% { box-shadow: 0 6px 30px rgba(37, 211, 102, 0.45); }
  50% { box-shadow: 0 6px 30px rgba(37, 211, 102, 0.25), 0 0 0 15px rgba(37, 211, 102, 0.08); }
  100% { box-shadow: 0 6px 30px rgba(37, 211, 102, 0.45); }
}

@media (max-width: 768px) {
  .whatsapp-float {
    width: 56px;
    height: 56px;
    bottom: 20px;
    right: 20px;
  }

  .whatsapp-float svg {
    width: 28px;
    height: 28px;
  }

  .whatsapp-tooltip {
    display: none;
  }
}

/* ===== WHATSAPP SOCIAL LINK ===== */
.whatsapp-social {
  background: linear-gradient(135deg, #25d366, #128c7e) !important;
  color: white !important;
}