/* ============================================
   SIDDHESHWAR ENGINEERING & DESIGN WORK
   Complete Design System & Styles
   ============================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700&family=Noto+Sans+Devanagari:wght@300;400;500;600;700&display=swap');

/* ============ CSS Custom Properties ============ */
:root {
  /* Primary Colors - Industrial Blue Theme */
  --primary-900: #0c1929;
  --primary-800: #1a365d;
  --primary-700: #1e3a6e;
  --primary-600: #2b5797;
  --primary-500: #3182ce;
  --primary-400: #4a9ade;
  --primary-300: #7fb8e8;
  --primary-200: #b3d4f0;
  --primary-100: #dbeafe;
  --primary-50: #eff6ff;

  /* Secondary Colors - Saffron/Industrial Orange */
  --secondary-900: #7c2d12;
  --secondary-800: #9a3412;
  --secondary-700: #c2410c;
  --secondary-600: #d97706;
  --secondary-500: #f59e0b;
  --secondary-400: #fbbf24;
  --secondary-300: #fcd34d;
  --secondary-200: #fde68a;
  --secondary-100: #fef3c7;
  --secondary-50: #fffbeb;

  /* Neutral Colors */
  --gray-900: #111827;
  --gray-800: #1f2937;
  --gray-700: #374151;
  --gray-600: #4b5563;
  --gray-500: #6b7280;
  --gray-400: #9ca3af;
  --gray-300: #d1d5db;
  --gray-200: #e5e7eb;
  --gray-100: #f3f4f6;
  --gray-50: #f9fafb;

  /* Accent Colors */
  --success: #059669;
  --warning: #d97706;
  --error: #dc2626;
  --info: #2563eb;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--primary-800) 0%, var(--primary-600) 50%, var(--primary-500) 100%);
  --gradient-secondary: linear-gradient(135deg, var(--secondary-700) 0%, var(--secondary-500) 50%, var(--secondary-400) 100%);
  --gradient-dark: linear-gradient(135deg, var(--gray-900) 0%, var(--primary-900) 50%, var(--gray-800) 100%);
  --gradient-hero: linear-gradient(135deg, rgba(12,25,41,0.95) 0%, rgba(26,54,93,0.85) 40%, rgba(43,87,151,0.75) 100%);
  --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
  --gradient-card: linear-gradient(145deg, rgba(255,255,255,0.95), rgba(249,250,251,0.9));

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
  --shadow-2xl: 0 25px 50px -12px rgba(0,0,0,0.25);
  --shadow-glow: 0 0 20px rgba(49,130,206,0.3);
  --shadow-orange-glow: 0 0 20px rgba(245,158,11,0.3);

  /* Typography */
  --font-primary: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-hindi: 'Noto Sans Devanagari', 'Poppins', sans-serif;

  /* Spacing */
  --section-padding: 80px 0;
  --container-width: 1200px;
  --container-padding: 0 20px;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --transition-spring: 0.4s cubic-bezier(0.34, 1.56, 0.64, 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-body);
  color: var(--gray-800);
  background-color: var(--gray-50);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.lang-hi {
  font-family: var(--font-hindi);
}

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

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

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: 700;
  line-height: 1.2;
  color: var(--gray-900);
}

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

/* ============ Utility Classes ============ */
.section-title {
  text-align: center;
  margin-bottom: 60px;
}

.section-title h2 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary-800);
  margin-bottom: 12px;
  position: relative;
  display: inline-block;
}

.section-title h2::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--gradient-secondary);
  border-radius: var(--radius-full);
}

.section-title p {
  font-size: 1.1rem;
  color: var(--gray-600);
  max-width: 600px;
  margin: 20px auto 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  font-family: var(--font-primary);
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition-base);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s ease;
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: var(--gradient-secondary);
  color: var(--gray-900);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-orange-glow);
}

.btn-secondary {
  background: transparent;
  color: white;
  border: 2px solid white;
}

.btn-secondary:hover {
  background: white;
  color: var(--primary-800);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--primary-700);
  border: 2px solid var(--primary-700);
}

.btn-outline:hover {
  background: var(--primary-700);
  color: white;
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: #25d366;
  color: white;
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
  background: #128c7e;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

/* ============ Preloader ============ */
.preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.hidden {
  opacity: 0;
  visibility: hidden;
}

.preloader-inner {
  text-align: center;
}

.preloader-gear {
  width: 60px;
  height: 60px;
  border: 4px solid rgba(245, 158, 11, 0.2);
  border-top-color: var(--secondary-500);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.preloader-text {
  color: white;
  font-family: var(--font-primary);
  font-weight: 600;
  margin-top: 20px;
  font-size: 1.1rem;
  letter-spacing: 2px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ============ Header & Navigation ============ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: var(--transition-base);
  padding: 15px 0;
}

.header.scrolled {
  background: rgba(12, 25, 41, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 4px 30px rgba(0,0,0,0.2);
  padding: 8px 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 1001;
}

.logo-icon {
  width: 48px;
  height: 48px;
  background: var(--gradient-secondary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--gray-900);
  position: relative;
  overflow: hidden;
}

.logo-icon::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(45deg, transparent, rgba(255,255,255,0.3), transparent);
  animation: shine 3s ease-in-out infinite;
}

@keyframes shine {
  0%, 100% { transform: translateX(-100%) rotate(45deg); }
  50% { transform: translateX(100%) rotate(45deg); }
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-text .company-name {
  font-family: var(--font-primary);
  font-size: 1.15rem;
  font-weight: 800;
  color: white;
  text-transform: uppercase;
  letter-spacing: 1px;
  line-height: 1.2;
}

.logo-text .company-tagline {
  font-size: 0.7rem;
  color: var(--secondary-400);
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
}

/* Navigation */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 5px;
}

.nav-menu a {
  padding: 8px 16px;
  font-family: var(--font-primary);
  font-size: 0.85rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  border-radius: var(--radius-full);
  transition: var(--transition-base);
  position: relative;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.nav-menu a:hover,
.nav-menu a.active {
  color: white;
  background: rgba(245, 158, 11, 0.15);
}

.nav-menu a.active {
  color: var(--secondary-400);
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--secondary-500);
  transition: var(--transition-base);
  border-radius: var(--radius-full);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
  width: 60%;
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 1001;
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 0;
  background: rgba(255,255,255,0.1);
  border-radius: var(--radius-full);
  padding: 3px;
  border: 1px solid rgba(255,255,255,0.15);
}

.lang-btn {
  padding: 6px 14px;
  font-family: var(--font-primary);
  font-size: 0.75rem;
  font-weight: 600;
  border: none;
  background: transparent;
  color: rgba(255,255,255,0.6);
  cursor: pointer;
  border-radius: var(--radius-full);
  transition: var(--transition-base);
}

.lang-btn.active {
  background: var(--secondary-500);
  color: var(--gray-900);
}

.header-phone {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--secondary-400);
  font-size: 0.85rem;
  font-weight: 600;
  font-family: var(--font-primary);
}

.header-phone i {
  font-size: 1rem;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
  z-index: 1001;
}

.menu-toggle span {
  width: 28px;
  height: 2.5px;
  background: white;
  border-radius: var(--radius-full);
  transition: var(--transition-base);
}

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

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

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

/* ============ Hero Section ============ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--primary-900);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
  z-index: 1;
}

.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 2;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: rgba(245, 158, 11, 0.4);
  border-radius: 50%;
  animation: float-particle 8s ease-in-out infinite;
}

.particle:nth-child(1) { top: 20%; left: 10%; animation-delay: 0s; }
.particle:nth-child(2) { top: 60%; left: 20%; animation-delay: 1s; animation-duration: 10s; }
.particle:nth-child(3) { top: 40%; left: 70%; animation-delay: 2s; animation-duration: 7s; }
.particle:nth-child(4) { top: 80%; left: 80%; animation-delay: 3s; animation-duration: 9s; }
.particle:nth-child(5) { top: 30%; left: 50%; animation-delay: 4s; animation-duration: 11s; }
.particle:nth-child(6) { top: 70%; left: 40%; animation-delay: 0.5s; }
.particle:nth-child(7) { top: 15%; left: 85%; animation-delay: 2.5s; animation-duration: 8s; }
.particle:nth-child(8) { top: 90%; left: 15%; animation-delay: 1.5s; animation-duration: 12s; }

@keyframes float-particle {
  0%, 100% { transform: translateY(0) scale(1); opacity: 0.4; }
  50% { transform: translateY(-30px) scale(1.5); opacity: 0.8; }
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 120px 20px 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
}

.hero-text h1 {
  font-size: 3.2rem;
  font-weight: 900;
  color: white;
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero-text h1 span {
  background: var(--gradient-secondary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-text p {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.75);
  margin-bottom: 35px;
  line-height: 1.8;
  max-width: 520px;
}

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

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 50px;
}

.hero-stat {
  text-align: center;
}

.hero-stat .stat-number {
  font-family: var(--font-primary);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--secondary-500);
  display: block;
  line-height: 1;
}

.hero-stat .stat-label {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  margin-top: 6px;
}

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

.hero-card {
  background: var(--gradient-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-xl);
  padding: 30px;
  width: 100%;
  max-width: 480px;
  box-shadow: var(--shadow-2xl);
}

.hero-card-title {
  color: white;
  font-family: var(--font-primary);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.hero-card-subtitle {
  color: var(--secondary-400);
  font-size: 0.9rem;
  margin-bottom: 25px;
}

.hero-card img {
  width: 100%;
  border-radius: var(--radius-lg);
  margin-bottom: 20px;
  box-shadow: var(--shadow-lg);
}

.hero-card-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.hero-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
  color: rgba(255,255,255,0.85);
  font-size: 0.8rem;
  font-weight: 500;
}

.hero-feature i {
  color: var(--secondary-500);
  font-size: 1rem;
}

/* ============ Products Section ============ */
.products-section {
  padding: var(--section-padding);
  background: white;
  position: relative;
}

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

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.product-card {
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
  border: 1px solid var(--gray-100);
  position: relative;
}

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

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

.product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.product-card:hover .product-card-image img {
  transform: scale(1.08);
}

.product-badge {
  position: absolute;
  top: 15px;
  left: 15px;
  padding: 6px 14px;
  background: var(--gradient-secondary);
  color: var(--gray-900);
  font-size: 0.7rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.product-card-body {
  padding: 24px;
}

.product-card-body h3 {
  font-size: 1.2rem;
  color: var(--primary-800);
  margin-bottom: 10px;
}

.product-card-body p {
  color: var(--gray-600);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 16px;
}

.product-features-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.product-features-list span {
  padding: 4px 12px;
  background: var(--primary-50);
  color: var(--primary-700);
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: var(--radius-full);
}

.product-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--gray-100);
}

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

.product-rating i {
  color: var(--secondary-500);
  font-size: 0.85rem;
}

.product-rating span {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-700);
  margin-left: 4px;
}

/* ============ Ratings / Testimonials Section ============ */
.ratings-section {
  padding: var(--section-padding);
  background: var(--gradient-dark);
  position: relative;
  overflow: hidden;
}

.ratings-section::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(245,158,11,0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.ratings-section .section-title h2 {
  color: white;
}

.ratings-section .section-title p {
  color: rgba(255,255,255,0.6);
}

.ratings-section .section-title h2::after {
  background: var(--gradient-secondary);
}

.ratings-overview {
  display: flex;
  justify-content: center;
  gap: 60px;
  margin-bottom: 50px;
  flex-wrap: wrap;
}

.rating-stat {
  text-align: center;
  padding: 30px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  min-width: 160px;
  backdrop-filter: blur(10px);
}

.rating-stat .big-number {
  font-family: var(--font-primary);
  font-size: 3rem;
  font-weight: 800;
  color: var(--secondary-500);
  line-height: 1;
}

.rating-stat .rating-label {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  margin-top: 8px;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 30px;
}

.testimonial-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 30px;
  backdrop-filter: blur(10px);
  transition: var(--transition-base);
  position: relative;
}

.testimonial-card:hover {
  background: rgba(255,255,255,0.08);
  transform: translateY(-4px);
  border-color: rgba(245, 158, 11, 0.3);
}

.testimonial-card .quote-icon {
  font-size: 2rem;
  color: var(--secondary-500);
  opacity: 0.5;
  margin-bottom: 15px;
}

.testimonial-card .review-text {
  color: rgba(255,255,255,0.8);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 20px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 15px;
}

.testimonial-author .author-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--gradient-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-primary);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--gray-900);
}

.testimonial-author .author-info h4 {
  color: white;
  font-size: 0.95rem;
  font-weight: 600;
}

.testimonial-author .author-info p {
  color: var(--secondary-400);
  font-size: 0.8rem;
}

.testimonial-stars {
  display: flex;
  gap: 3px;
  margin-bottom: 14px;
}

.testimonial-stars i {
  color: var(--secondary-500);
  font-size: 0.9rem;
}

/* ============ Appointment Section ============ */
.appointment-section {
  padding: var(--section-padding);
  background: white;
  position: relative;
}

.appointment-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: start;
}

.appointment-info {
  padding: 40px;
  background: var(--gradient-primary);
  border-radius: var(--radius-xl);
  color: white;
  position: relative;
  overflow: hidden;
}

.appointment-info::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(245,158,11,0.2) 0%, transparent 70%);
}

.appointment-info h3 {
  font-size: 1.8rem;
  color: white;
  margin-bottom: 15px;
  position: relative;
}

.appointment-info > p {
  color: rgba(255,255,255,0.8);
  margin-bottom: 30px;
  position: relative;
}

.appointment-contact-list {
  position: relative;
}

.appointment-contact-item {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 15px 0;
  border-bottom: 1px solid rgba(255,255,255,0.15);
}

.appointment-contact-item:last-child {
  border-bottom: none;
}

.appointment-contact-item .contact-icon {
  width: 45px;
  height: 45px;
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.appointment-contact-item .contact-icon.whatsapp {
  background: rgba(37, 211, 102, 0.3);
}

.appointment-contact-item .contact-text h4 {
  color: var(--secondary-300);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.appointment-contact-item .contact-text p {
  color: white;
  font-size: 0.95rem;
}

.appointment-contact-item .contact-text a {
  color: white;
  font-size: 0.95rem;
}

.appointment-contact-item .contact-text a:hover {
  color: var(--secondary-400);
}

/* Form Styles */
.appointment-form,
.contact-form-card {
  background: white;
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--gray-100);
}

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

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

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 6px;
  font-family: var(--font-primary);
}

.form-group label .required {
  color: var(--error);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--gray-800);
  transition: var(--transition-base);
  background: var(--gray-50);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary-500);
  background: white;
  box-shadow: 0 0 0 3px rgba(49,130,206,0.15);
}

.form-group input.error,
.form-group textarea.error,
.form-group select.error {
  border-color: var(--error);
  box-shadow: 0 0 0 3px rgba(220,38,38,0.1);
}

.form-group .error-message {
  color: var(--error);
  font-size: 0.75rem;
  margin-top: 4px;
  display: none;
}

.form-group .error-message.show {
  display: block;
}

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

/* CAPTCHA Styles */
.captcha-group {
  background: var(--gray-50);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.captcha-question {
  font-family: var(--font-primary);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary-800);
  background: var(--primary-50);
  padding: 10px 18px;
  border-radius: var(--radius-md);
  white-space: nowrap;
  user-select: none;
  border: 1px solid var(--primary-200);
}

.captcha-group input {
  flex: 1;
  padding: 10px 14px;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  max-width: 100px;
}

.captcha-group input:focus {
  outline: none;
  border-color: var(--primary-500);
}

.captcha-refresh {
  background: var(--primary-100);
  border: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-700);
  transition: var(--transition-base);
  font-size: 1.1rem;
}

.captcha-refresh:hover {
  background: var(--primary-200);
  transform: rotate(180deg);
}

.captcha-error {
  color: var(--error);
  font-size: 0.75rem;
  display: none;
}

.captcha-error.show {
  display: block;
}

.form-submit-btn {
  width: 100%;
  padding: 16px;
  font-size: 1rem;
}

/* Form Success Message */
.form-success {
  text-align: center;
  padding: 40px;
  display: none;
}

.form-success.show {
  display: block;
}

.form-success .success-icon {
  width: 70px;
  height: 70px;
  background: #d1fae5;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 2rem;
  color: var(--success);
  animation: scaleIn 0.5s var(--transition-spring);
}

@keyframes scaleIn {
  0% { transform: scale(0); }
  100% { transform: scale(1); }
}

.form-success h3 {
  color: var(--success);
  margin-bottom: 10px;
}

.form-success p {
  color: var(--gray-600);
}

/* ============ About Section (Home Page) ============ */
.about-preview {
  padding: var(--section-padding);
  background: var(--gray-50);
}

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

.about-preview-image {
  position: relative;
}

.about-preview-image img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
}

.about-preview-image .experience-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--gradient-secondary);
  color: var(--gray-900);
  padding: 20px 28px;
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.experience-badge .years {
  font-family: var(--font-primary);
  font-size: 2.5rem;
  font-weight: 900;
  line-height: 1;
  display: block;
}

.experience-badge .years-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.about-preview-content h2 {
  font-size: 2.2rem;
  color: var(--primary-800);
  margin-bottom: 20px;
}

.about-preview-content p {
  color: var(--gray-600);
  margin-bottom: 25px;
  line-height: 1.8;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 30px;
}

.about-feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
  color: var(--gray-700);
  font-size: 0.9rem;
}

.about-feature-item i {
  color: var(--secondary-500);
  font-size: 1.1rem;
}

/* ============ Services Section ============ */
.services-section {
  padding: var(--section-padding);
  background: white;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.service-card {
  padding: 35px;
  background: white;
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-100);
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-secondary);
  transform: scaleX(0);
  transition: var(--transition-base);
}

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

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

.service-icon {
  width: 65px;
  height: 65px;
  background: var(--primary-50);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--primary-700);
  margin-bottom: 20px;
  transition: var(--transition-base);
}

.service-card:hover .service-icon {
  background: var(--gradient-primary);
  color: white;
}

.service-card h3 {
  font-size: 1.2rem;
  color: var(--primary-800);
  margin-bottom: 12px;
}

.service-card p {
  color: var(--gray-600);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* ============ CTA Section ============ */
.cta-section {
  padding: 60px 0;
  background: var(--gradient-primary);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(245,158,11,0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.cta-content {
  text-align: center;
  position: relative;
  z-index: 1;
}

.cta-content h2 {
  font-size: 2.2rem;
  color: white;
  margin-bottom: 15px;
}

.cta-content p {
  color: rgba(255,255,255,0.8);
  font-size: 1.1rem;
  margin-bottom: 30px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ============ Footer ============ */
.footer {
  background: var(--gray-900);
  color: rgba(255,255,255,0.7);
  position: relative;
  overflow: hidden;
}

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

.footer-main {
  padding: 70px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
}

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

.footer-brand .footer-logo-icon {
  width: 45px;
  height: 45px;
  background: var(--gradient-secondary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--gray-900);
}

.footer-brand .footer-logo-text {
  font-family: var(--font-primary);
  font-size: 1.1rem;
  font-weight: 700;
  color: white;
}

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

.footer-social {
  display: flex;
  gap: 10px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  transition: var(--transition-base);
  font-size: 1.1rem;
}

.footer-social a:hover {
  background: var(--secondary-500);
  color: var(--gray-900);
  transform: translateY(-3px);
}

.footer-column h3 {
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 700;
  color: white;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-column ul li {
  margin-bottom: 10px;
}

.footer-column ul li a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  transition: var(--transition-base);
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-column ul li a:hover {
  color: var(--secondary-400);
  transform: translateX(3px);
}

.footer-column ul li a i {
  font-size: 0.8rem;
  color: var(--secondary-500);
}

.footer-contact-item {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

.footer-contact-item i {
  color: var(--secondary-500);
  font-size: 1rem;
  margin-top: 3px;
  flex-shrink: 0;
}

.footer-contact-item p {
  font-size: 0.85rem;
  line-height: 1.6;
}

.footer-contact-item a {
  color: rgba(255,255,255,0.7);
}

.footer-contact-item a:hover {
  color: var(--secondary-400);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px 0;
}

.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 15px;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
}

.footer-bottom-links {
  display: flex;
  gap: 20px;
}

.footer-bottom-links a {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
}

.footer-bottom-links a:hover {
  color: var(--secondary-400);
}

/* ============ Contact Page Styles ============ */
.page-banner {
  position: relative;
  padding: 160px 0 80px;
  background: var(--gradient-dark);
  text-align: center;
  overflow: hidden;
}

.page-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('../images/hero-banner.png') center/cover;
  opacity: 0.15;
}

.page-banner .container {
  position: relative;
  z-index: 1;
}

.page-banner h1 {
  font-size: 2.8rem;
  color: white;
  margin-bottom: 12px;
}

.page-banner p {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.7);
}

.breadcrumb {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 15px;
  font-size: 0.9rem;
}

.breadcrumb a {
  color: var(--secondary-400);
}

.breadcrumb span {
  color: rgba(255,255,255,0.5);
}

/* Contact Page Grid */
.contact-page-section {
  padding: var(--section-padding);
  background: var(--gray-50);
}

.contact-page-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
}

.contact-info-cards {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-info-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 25px;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: flex-start;
  gap: 18px;
  transition: var(--transition-base);
  border: 1px solid var(--gray-100);
}

.contact-info-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.contact-info-card .info-icon {
  width: 55px;
  height: 55px;
  background: var(--primary-50);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--primary-700);
  flex-shrink: 0;
}

.contact-info-card .info-icon.whatsapp-icon {
  background: #dcfce7;
  color: #25d366;
}

.contact-info-card h4 {
  font-size: 1rem;
  color: var(--gray-900);
  margin-bottom: 6px;
}

.contact-info-card p,
.contact-info-card a {
  font-size: 0.9rem;
  color: var(--gray-600);
}

.contact-info-card a:hover {
  color: var(--primary-600);
}

/* Map Section */
.map-section {
  padding: 0 0 80px;
  background: var(--gray-50);
}

.map-wrapper {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--gray-200);
}

.map-wrapper iframe {
  width: 100%;
  height: 400px;
  border: none;
}

/* ============ About Page Styles ============ */
.about-hero-section {
  padding: var(--section-padding);
  background: white;
}

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

.about-hero-image {
  position: relative;
}

.about-hero-image img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
}

.about-hero-image .badge-iso {
  position: absolute;
  bottom: 20px;
  left: 20px;
  background: rgba(12,25,41,0.9);
  backdrop-filter: blur(10px);
  padding: 15px 20px;
  border-radius: var(--radius-md);
  color: white;
}

.about-hero-image .badge-iso i {
  color: var(--secondary-500);
  margin-right: 8px;
}

.timeline-section {
  padding: var(--section-padding);
  background: var(--gray-50);
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: 100%;
  background: var(--gradient-secondary);
  border-radius: var(--radius-full);
}

.timeline-item {
  display: flex;
  gap: 40px;
  margin-bottom: 40px;
  position: relative;
}

.timeline-item:nth-child(odd) {
  flex-direction: row-reverse;
  text-align: right;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 16px;
  height: 16px;
  background: var(--secondary-500);
  border-radius: 50%;
  border: 3px solid white;
  box-shadow: var(--shadow-md);
  z-index: 1;
}

.timeline-content {
  flex: 1;
  background: white;
  padding: 25px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.timeline-content h3 {
  color: var(--primary-800);
  margin-bottom: 8px;
}

.timeline-content .year {
  color: var(--secondary-600);
  font-weight: 700;
  font-family: var(--font-primary);
}

.timeline-content p {
  color: var(--gray-600);
  font-size: 0.9rem;
}

/* Values Section */
.values-section {
  padding: var(--section-padding);
  background: white;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.value-card {
  text-align: center;
  padding: 35px 25px;
  border-radius: var(--radius-lg);
  background: var(--gray-50);
  transition: var(--transition-base);
  border: 1px solid transparent;
}

.value-card:hover {
  border-color: var(--secondary-300);
  box-shadow: var(--shadow-lg);
  transform: translateY(-5px);
}

.value-card .value-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 20px;
  background: var(--primary-50);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--primary-700);
}

.value-card h3 {
  font-size: 1.15rem;
  color: var(--primary-800);
  margin-bottom: 10px;
}

.value-card p {
  color: var(--gray-600);
  font-size: 0.9rem;
}

/* ============ Products Page ============ */
.products-page-section {
  padding: var(--section-padding);
  background: var(--gray-50);
}

.products-filter {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 10px 24px;
  border: 2px solid var(--gray-200);
  background: white;
  border-radius: var(--radius-full);
  font-family: var(--font-primary);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-600);
  cursor: pointer;
  transition: var(--transition-base);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--primary-800);
  color: white;
  border-color: var(--primary-800);
}

.product-detail-card {
  background: white;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  margin-bottom: 40px;
  border: 1px solid var(--gray-100);
}

.product-detail-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.product-detail-image {
  height: 100%;
  min-height: 350px;
  overflow: hidden;
}

.product-detail-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-detail-content {
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.product-detail-content h3 {
  font-size: 1.6rem;
  color: var(--primary-800);
  margin-bottom: 15px;
}

.product-detail-content p {
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 20px;
}

.product-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 25px;
}

.product-spec {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--gray-50);
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  color: var(--gray-700);
  font-weight: 500;
}

.product-spec i {
  color: var(--secondary-500);
}

/* ============ Services Page ============ */
.services-page-section {
  padding: var(--section-padding);
}

.service-detail-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
  padding: 40px 0;
  border-bottom: 1px solid var(--gray-200);
}

.service-detail-card:nth-child(even) {
  direction: rtl;
}

.service-detail-card:nth-child(even) > * {
  direction: ltr;
}

.service-detail-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.service-detail-image img {
  width: 100%;
  height: 350px;
  object-fit: cover;
}

.service-detail-content h3 {
  font-size: 1.6rem;
  color: var(--primary-800);
  margin-bottom: 15px;
}

.service-detail-content p {
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 20px;
}

.service-list {
  margin-bottom: 25px;
}

.service-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  font-size: 0.9rem;
  color: var(--gray-700);
}

.service-list li i {
  color: var(--success);
  font-size: 1rem;
}

/* ============ Privacy Policy Page ============ */
.privacy-section {
  padding: var(--section-padding);
  background: white;
}

.privacy-content {
  max-width: 800px;
  margin: 0 auto;
}

.privacy-content h2 {
  font-size: 1.5rem;
  color: var(--primary-800);
  margin: 35px 0 15px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--gray-200);
}

.privacy-content h3 {
  font-size: 1.2rem;
  color: var(--gray-800);
  margin: 25px 0 10px;
}

.privacy-content p {
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 15px;
}

.privacy-content ul {
  margin: 10px 0 20px 20px;
}

.privacy-content ul li {
  list-style: disc;
  color: var(--gray-600);
  padding: 4px 0;
  line-height: 1.7;
}

/* ============ Cookie Banner ============ */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(17, 24, 39, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  color: white;
  padding: 20px 30px;
  z-index: 9999;
  transform: translateY(100%);
  transition: transform 0.5s ease;
  border-top: 2px solid var(--secondary-500);
  box-shadow: 0 -10px 30px rgba(0,0,0,0.2);
}

.cookie-banner.show {
  transform: translateY(0);
}

.cookie-banner-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.cookie-text {
  flex: 1;
}

.cookie-text h4 {
  color: white;
  font-size: 1rem;
  margin-bottom: 5px;
}

.cookie-text p {
  color: rgba(255,255,255,0.7);
  font-size: 0.85rem;
  line-height: 1.5;
}

.cookie-text a {
  color: var(--secondary-400);
  text-decoration: underline;
}

.cookie-buttons {
  display: flex;
  gap: 12px;
  flex-shrink: 0;
}

.cookie-btn {
  padding: 10px 24px;
  border: none;
  border-radius: var(--radius-full);
  font-family: var(--font-primary);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-base);
}

.cookie-btn.accept {
  background: var(--gradient-secondary);
  color: var(--gray-900);
}

.cookie-btn.decline {
  background: rgba(255,255,255,0.1);
  color: white;
  border: 1px solid rgba(255,255,255,0.2);
}

.cookie-btn:hover {
  transform: translateY(-2px);
}

/* ============ Back to Top Button ============ */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: var(--gradient-primary);
  color: white;
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  cursor: pointer;
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: var(--transition-base);
  box-shadow: var(--shadow-lg);
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow);
}

/* ============ WhatsApp Float Button ============ */
.whatsapp-float {
  position: fixed;
  bottom: 90px;
  right: 30px;
  width: 55px;
  height: 55px;
  background: #25d366;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  z-index: 998;
  box-shadow: 0 4px 15px rgba(37,211,102,0.4);
  transition: var(--transition-base);
  animation: pulse-whatsapp 2s ease-in-out infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 25px rgba(37,211,102,0.5);
}

@keyframes pulse-whatsapp {
  0%, 100% { box-shadow: 0 4px 15px rgba(37,211,102,0.4); }
  50% { box-shadow: 0 4px 30px rgba(37,211,102,0.6); }
}

/* ============ Animations ============ */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.slide-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.slide-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.slide-right {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.slide-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* ============ Counter Animation ============ */
.counter-section {
  padding: 60px 0;
  background: var(--gradient-primary);
}

.counters-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  text-align: center;
}

.counter-item {
  padding: 20px;
}

.counter-item .counter-icon {
  font-size: 2.5rem;
  color: var(--secondary-500);
  margin-bottom: 10px;
}

.counter-item .counter-number {
  font-family: var(--font-primary);
  font-size: 2.8rem;
  font-weight: 800;
  color: white;
  line-height: 1;
}

.counter-item .counter-label {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  margin-top: 8px;
}

/* ============ Responsive Design ============ */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 140px 20px 60px;
  }

  .hero-text h1 {
    font-size: 2.5rem;
  }

  .hero-text p {
    margin: 0 auto 30px;
  }

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

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

  .hero-visual {
    display: none;
  }

  .appointment-wrapper,
  .about-preview-grid,
  .about-hero-grid,
  .contact-page-grid {
    grid-template-columns: 1fr;
  }

  .product-detail-inner {
    grid-template-columns: 1fr;
  }

  .service-detail-card {
    grid-template-columns: 1fr;
  }

  .service-detail-card:nth-child(even) {
    direction: ltr;
  }

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

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(12,25,41,0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    gap: 15px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
  }

  .nav-menu.active {
    opacity: 1;
    visibility: visible;
  }

  .nav-menu a {
    font-size: 1.1rem;
    padding: 12px 20px;
  }

  .menu-toggle {
    display: flex;
  }

  .header-phone {
    display: none;
  }

  .hero-text h1 {
    font-size: 2rem;
  }

  .section-title h2 {
    font-size: 1.8rem;
  }

  .page-banner h1 {
    font-size: 2rem;
  }

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

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

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

  .cookie-banner-inner {
    flex-direction: column;
    text-align: center;
  }

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

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

  .timeline::before {
    left: 20px;
  }

  .timeline-item,
  .timeline-item:nth-child(odd) {
    flex-direction: column;
    text-align: left;
    padding-left: 50px;
  }

  .timeline-item::before {
    left: 20px;
  }

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

  .ratings-overview {
    gap: 20px;
  }

  .rating-stat {
    min-width: 130px;
    padding: 20px;
  }

  .captcha-group {
    flex-wrap: wrap;
  }
}

@media (max-width: 480px) {
  .hero-text h1 {
    font-size: 1.7rem;
  }

  .hero-stats {
    flex-wrap: wrap;
    gap: 20px;
  }

  .btn {
    padding: 12px 24px;
    font-size: 0.85rem;
  }

  .logo-text .company-name {
    font-size: 0.95rem;
  }

  .product-specs {
    grid-template-columns: 1fr;
  }

  .counters-grid {
    grid-template-columns: 1fr 1fr;
    gap: 15px;
  }

  .counter-item .counter-number {
    font-size: 2rem;
  }
}