/* ============================================
   MY QIST - MAIN STYLESHEET
   ============================================ */

/* CSS Variables for Consistent Theming */
:root {
  /* Primary Colors */
  --primary-blue: #fb3d36;
  --primary-purple: #d32f2f;
  --primary-pink: #fb3d36;
  --primary-green: #10b981;
  --primary-orange: #f97316;
  --primary-yellow: #eab308;
  --primary-cyan: #fb3d36;

  /* Neutral Colors */
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  --bg-tertiary: #f0f1f3;
  --text-primary: #1a1a1a;
  --text-secondary: #666666;
  --text-tertiary: #999999;
  --border-color: #e0e0e0;
  --shadow-light: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-medium: 0 4px 16px rgba(0, 0, 0, 0.12);
  --shadow-heavy: 0 8px 24px rgba(0, 0, 0, 0.16);

  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Typography */
  --font-family: "Poppins", sans-serif;
  --font-size-xs: 12px;
  --font-size-sm: 14px;
  --font-size-base: 16px;
  --font-size-lg: 18px;
  --font-size-xl: 20px;
  --font-size-2xl: 24px;
  --font-size-3xl: 32px;
  --font-size-4xl: 40px;

  /* Line Heights */
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1 {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  line-height: var(--line-height-tight);
  margin-bottom: var(--spacing-md);
}

h2 {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  line-height: var(--line-height-tight);
  margin-bottom: var(--spacing-md);
}

h3 {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  line-height: var(--line-height-tight);
  margin-bottom: var(--spacing-sm);
}

h4 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--text-secondary);
}

a {
  color: var(--primary-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: #d32f2f;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: var(--font-size-base);
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: var(--font-family);
}

.btn-primary {
  background-color: var(--primary-blue);
  color: white;
}

.btn-primary:hover {
  background-color: #d32f2f;
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}

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

.btn-secondary:hover {
  background-color: var(--primary-blue);
  color: white;
}

/* ============================================
   LAYOUT & CONTAINER
   ============================================ */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

section {
  padding: var(--spacing-2xl) 0;
}

.section-title {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  margin-bottom: var(--spacing-xl);
  color: var(--text-primary);
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

.header {
  background-color: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 40;
  box-shadow: var(--shadow-light);
}

.header .container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
}

.header-content {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  justify-content: space-between;
}

.logo {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--primary-blue);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  white-space: nowrap;
}

.logo img {
  height: 40px;
  width: auto;
  object-fit: contain;
}

.logo-icon {
  font-size: 24px;
}

.logo-text {
  font-size: 20px;
}

.search-box {
  flex: 1;
  max-width: 600px;
  display: flex;
  align-items: center;
  background-color: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: 0 var(--spacing-md);
  border: 1px solid var(--border-color);
}

.search-box input {
  flex: 1;
  border: none;
  background: transparent;
  padding: var(--spacing-sm) 0;
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  outline: none;
}

.search-box input::placeholder {
  color: var(--text-tertiary);
}

.search-icon {
  width: 20px;
  height: 20px;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav {
  display: flex;
  gap: var(--spacing-lg);
  align-items: center;
  padding: var(--spacing-md) 0;
  overflow-x: auto;
  scroll-behavior: smooth;
}

.nav-link {
  color: var(--text-primary);
  font-weight: 500;
  padding: var(--spacing-sm) 0;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-fast);
  text-decoration: none;
  font-size: var(--font-size-base);
  white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary-blue);
  border-bottom-color: var(--primary-blue);
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
  padding: var(--spacing-lg) 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: 0 auto;
  max-width: 1440px;
}

.hero-slider {
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-light);
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
}

.hero-text h1 {
  color: var(--primary-blue);
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-md);
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
}

.hero-desc {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
}

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

.phone-placeholder {
  font-size: 120px;
  display: inline-block;
}

.carousel-dots {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  margin-top: var(--spacing-md);
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--border-color);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.dot.active {
  background-color: var(--primary-blue);
  width: 24px;
  border-radius: var(--radius-full);
}

/* ============================================
   PROMOTIONAL CARDS
   ============================================ */

.promo-section {
  margin: var(--spacing-2xl) 0;
}

.promo-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.promo-card {
  border-radius: var(--radius-lg);
  color: #1a1a1a;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 250px;
  transition: all var(--transition-normal);
}

.promo-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.promo-card:has(> img) {
  padding: 0;
}

.promo-card:not(:has(> img)) {
  padding: var(--spacing-lg);
}

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

.promo-badge {
  display: inline-block;
  background-color: rgba(255, 255, 255, 0.9);
  color: var(--text-primary);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  width: fit-content;
}

.promo-content h3 {
  color: #1a1a1a;
  margin-bottom: var(--spacing-sm);
}

.promo-content p {
  color: #666;
  margin-bottom: var(--spacing-md);
}

.promo-link {
  color: #1a1a1a;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.promo-link:hover {
  transform: translateX(4px);
}

/* ============================================
   PRODUCTS SECTION
   ============================================ */

.products-section {
  margin: var(--spacing-2xl) 0;
  position: relative;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
}

.product-card {
  background-color: var(--bg-primary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-light);
  transition: all var(--transition-normal);
  border: 2px solid transparent;
  cursor: pointer;
  position: relative;
}

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

.product-badge {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--primary-blue);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--font-size-sm);
  z-index: 10;
}

.product-image-container {
  width: 100%;
  height: 200px;
  background-color: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-bottom: 2px solid var(--border-color);
}

.product-image {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-image img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
}

.product-info {
  padding: var(--spacing-lg);
  text-align: center;
}

.product-name {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.product-price-label {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
}

.product-price {
  display: flex;
  align-items: baseline;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  justify-content: center;
}

.price-amount {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--primary-green);
}

.price-period {
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  font-weight: 600;
}

.product-btn {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--primary-blue);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
}

.product-btn:hover {
  background-color: #d32f2f;
}

.view-all-btn {
  display: block;
  margin: var(--spacing-xl) auto;
  padding: var(--spacing-sm) var(--spacing-lg);
  border: 2px solid var(--primary-blue);
  color: var(--primary-blue);
  background-color: transparent;
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
}

.view-all-btn:hover {
  background-color: var(--primary-blue);
  color: white;
}

/* ============================================
   FEATURES SECTION
   ============================================ */

.features-section {
  background-color: var(--bg-secondary);
  padding: var(--spacing-2xl) 0;
  margin: var(--spacing-2xl) 0;
}

.features-title {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.feature-card {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: all var(--transition-normal);
}

.feature-card:hover {
  box-shadow: var(--shadow-medium);
  transform: translateY(-4px);
}

.feature-icon {
  font-size: 40px;
  margin-bottom: var(--spacing-md);
}

.feature-content h3 {
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  font-size: var(--font-size-lg);
}

.feature-content p {
  color: var(--text-secondary);
  margin-bottom: 0;
  font-size: var(--font-size-sm);
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
  background-color: var(--bg-secondary);
  padding: var(--spacing-2xl) 0;
  border-top: 1px solid var(--border-color);
  margin-top: var(--spacing-2xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
}

.footer-section h4 {
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
  font-size: var(--font-size-lg);
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: var(--spacing-sm);
}

.footer-section a {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
}

.footer-section a:hover {
  color: var(--primary-blue);
}

.footer-section p {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: var(--spacing-lg);
  text-align: center;
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
}

.social-links {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
  justify-content: flex-start;
}

.social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: #1a1a1a;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: all var(--transition-fast);
  font-size: 18px;
  font-weight: 600;
}

.social-link i {
  font-size: 18px;
}

.social-link:hover {
  background-color: var(--primary-blue);
  transform: translateY(-2px);
}

/* Brand-specific colors for social icons */
.social-link[title="Facebook"] i {
  color: #1877f2;
}

.social-link[title="Instagram"] i {
  color: #e4405f;
}

.social-link[title="LinkedIn"] i {
  color: #0a66c2;
}

.social-link[title="WhatsApp"] i {
  color: #25d366;
}

/* Hover effects with brand colors */
.social-link[title="Facebook"]:hover {
  background-color: #1877f2;
}

.social-link[title="Facebook"]:hover i {
  color: white;
}

.social-link[title="Instagram"]:hover {
  background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
}

.social-link[title="Instagram"]:hover i {
  color: white;
}

.social-link[title="LinkedIn"]:hover {
  background-color: #0a66c2;
}

.social-link[title="LinkedIn"]:hover i {
  color: white;
}

.social-link[title="WhatsApp"]:hover {
  background-color: #25d366;
}

.social-link[title="WhatsApp"]:hover i {
  color: white;
}

/* ============================================
   CHAT WIDGET
   ============================================ */

.chat-widget {
  position: fixed;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
  width: 60px;
  height: 60px;
  background-color: var(--primary-green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-heavy);
  transition: all var(--transition-fast);
  z-index: 50;
  text-decoration: none;
  color: white;
  font-size: 28px;
  animation: float 3s ease-in-out infinite;
}

.chat-widget i {
  color: white;
  font-size: 28px;
  line-height: 1;
}

.chat-widget:hover {
  transform: scale(1.1);
  background-color: #059669;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* ============================================
   ABOUT PAGE STYLES
   ============================================ */

.about-hero {
  background-color: #f8f9fa;
  padding: 48px 0;
  margin-bottom: 32px;
}

.about-hero h1 {
  margin-bottom: 8px;
}

.about-hero p {
  font-size: 16px;
  color: #666;
  max-width: 600px;
}

.mvv-section {
  margin-bottom: 48px;
}

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

.mvv-card {
  background-color: white;
  border: 1px solid #e0e0e0;
  border-radius: 12px;
  padding: 24px;
  transition: all 0.3s ease;
}

.mvv-card:nth-child(1) {
  border-left: 4px solid #fb3d36;
}

.mvv-card:nth-child(2) {
  border-left: 4px solid #d32f2f;
}

.mvv-card:nth-child(3) {
  border-left: 4px solid #10b981;
}

.mvv-card:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
  transform: translateY(-2px);
}

.mvv-card h3 {
  color: #1a1a1a;
  margin-bottom: 12px;
}

.mvv-card p {
  color: #666;
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 0;
}

.why-choose-section {
  margin-bottom: 48px;
}

.why-choose-section h2 {
  text-align: center;
  margin-bottom: 32px;
}

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

.why-card {
  background-color: white;
  border: 1px solid #e0e0e0;
  border-radius: 12px;
  padding: 24px;
  text-align: center;
  transition: all 0.3s ease;
}

.why-card:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
  transform: translateY(-4px);
}

.why-icon {
  font-size: 40px;
  margin-bottom: 16px;
}

.why-card h3 {
  color: #1a1a1a;
  margin-bottom: 12px;
  font-size: 18px;
}

.why-card p {
  color: #666;
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 0;
}

.impact-section {
  background-color: #f8f9fa;
  padding: 48px 0;
  margin-bottom: 48px;
  border-radius: 12px;
}

.impact-section h2 {
  text-align: center;
  margin-bottom: 32px;
}

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

.stat-card {
  background-color: white;
  border-radius: 12px;
  padding: 32px;
  text-align: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.stat-number {
  font-size: 36px;
  font-weight: 700;
  color: #fb3d36;
  margin-bottom: 8px;
}

.stat-label {
  color: #666;
  font-size: 14px;
  font-weight: 600;
}

.about-cta {
  background-color: #f8f9fa;
  padding: 48px 0;
  border-radius: 12px;
  text-align: center;
}

.about-cta h2 {
  margin-bottom: 16px;
}

.about-cta p {
  margin-bottom: 32px;
  color: #666;
}

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

/* ============================================
   FAQ PAGE STYLES
   ============================================ */

.faq-hero {
  background-color: #f8f9fa;
  padding: 48px 0;
  margin-bottom: 32px;
}

.faq-hero h1 {
  margin-bottom: 8px;
}

.faq-hero p {
  font-size: 16px;
  color: #666;
  max-width: 600px;
}

.faq-section {
  margin-bottom: 48px;
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  margin-bottom: 12px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.faq-item:hover {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.faq-question {
  width: 100%;
  padding: 16px;
  background-color: white;
  border: none;
  text-align: left;
  cursor: pointer;
  font-family: Poppins, sans-serif;
  font-size: 16px;
  font-weight: 600;
  color: #1a1a1a;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.3s ease;
}

.faq-question:hover {
  background-color: #f8f9fa;
}

.faq-question.active {
  background-color: #f8f9fa;
}

.faq-toggle {
  font-size: 20px;
  transition: transform 0.3s ease;
  color: #fb3d36;
}

.faq-question.active .faq-toggle {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  background-color: #f8f9fa;
  border-top: 1px solid #e0e0e0;
}

.faq-answer.active {
  max-height: 500px;
  padding: 16px;
}

.faq-answer p {
  color: #666;
  line-height: 1.6;
  margin-bottom: 0;
}

.faq-cta {
  background-color: #f8f9fa;
  padding: 48px 0;
  border-radius: 12px;
  text-align: center;
  margin-bottom: 32px;
}

.faq-cta h2 {
  margin-bottom: 16px;
}

.faq-cta p {
  margin-bottom: 32px;
  color: #666;
}

/* ============================================
   PHONES/SHOP PAGE STYLES
   ============================================ */

.page-hero {
  background-color: #f8f9fa;
  padding: 48px 0;
  margin-bottom: 32px;
}

.page-hero h1 {
  margin-bottom: 8px;
}

.page-hero p {
  font-size: 16px;
  color: #666;
}

.filters-section {
  background-color: #f8f9fa;
  padding: 24px 0;
  margin-bottom: 32px;
  border-radius: 8px;
}

.filters-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.filter-group {
  display: flex;
  flex-direction: column;
}

.filter-group label {
  font-weight: 600;
  margin-bottom: 8px;
  color: #1a1a1a;
  font-size: 14px;
}

.filter-input,
.filter-select {
  padding: 10px 12px;
  border: 1px solid #e0e0e0;
  border-radius: 6px;
  font-family: Poppins, sans-serif;
  font-size: 14px;
  background-color: white;
}

.filter-input:focus,
.filter-select:focus {
  outline: none;
  border-color: #fb3d36;
  box-shadow: 0 0 0 3px rgba(251, 61, 54, 0.1);
}

.results-info {
  margin-bottom: 24px;
  color: #666;
  font-size: 14px;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

/* Mobile-First: Override CSS Variables for Mobile */
@media (max-width: 767px) {
  :root {
    /* Mobile Typography Sizes */
    --font-size-xs: 11px;
    --font-size-sm: 13px;
    --font-size-base: 14px;
    --font-size-lg: 16px;
    --font-size-xl: 18px;
    --font-size-2xl: 20px;
    --font-size-3xl: 24px;
    --font-size-4xl: 28px;

    /* Mobile Spacing */
    --spacing-sm: 6px;
    --spacing-md: 12px;
    --spacing-lg: 16px;
    --spacing-xl: 20px;
    --spacing-2xl: 24px;
  }
}

/* Tablet and Small Desktop (768px - 1199px) */
@media (max-width: 1199px) {
  .products-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

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

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

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

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

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

/* Mobile Devices (max-width: 767px) */
@media (max-width: 767px) {
  /* Container and Layout */
  .container {
    padding: 0 12px;
  }

  section {
    padding: var(--spacing-xl) 0;
  }

  /* Header and Navigation */
  .header .container {
    padding: var(--spacing-sm);
  }

  .header-content {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .search-box {
    max-width: 100%;
  }

  .nav {
    flex-wrap: wrap;
    gap: var(--spacing-md);
  }

  /* Grid Layouts - Mobile Stacking */
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .promo-cards {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  /* Typography Mobile Adjustments */
  h1 {
    font-size: 24px;
    margin-bottom: var(--spacing-sm);
  }

  h2 {
    font-size: 20px;
    margin-bottom: var(--spacing-sm);
  }

  h3 {
    font-size: 18px;
  }

  h4 {
    font-size: 16px;
  }

  .section-title {
    font-size: 20px;
    margin-bottom: var(--spacing-lg);
  }

  /* Buttons - Mobile Touch Targets */
  .btn {
    min-height: 44px;
    padding: var(--spacing-sm) var(--spacing-md);
  }

  .btn-primary,
  .btn-secondary {
    width: 100%;
    justify-content: center;
  }

  /* Product Cards Mobile */
  .product-card {
    border-radius: var(--radius-md);
  }

  .product-info {
    padding: var(--spacing-md);
  }

  .product-name {
    font-size: var(--font-size-base);
  }

  .product-btn {
    min-height: 44px;
    font-size: var(--font-size-sm);
  }

  /* Hero Section Mobile */
  .hero {
    padding: var(--spacing-md) 0;
  }

  .hero-slider {
    height: 200px !important;
    border-radius: var(--radius-md);
  }

  .hero-text h1 {
    font-size: 24px;
  }

  .hero-subtitle {
    font-size: var(--font-size-base);
  }

  .phone-placeholder {
    font-size: 80px;
  }

  /* Promo Cards Mobile */
  .promo-card {
    min-height: 180px;
    padding: var(--spacing-md);
  }

  .promo-content h3 {
    font-size: var(--font-size-lg);
  }

  /* Features Section Mobile */
  .feature-card {
    padding: var(--spacing-md);
  }

  .feature-icon {
    font-size: 32px;
    margin-bottom: var(--spacing-sm);
  }

  .feature-content h3 {
    font-size: var(--font-size-base);
  }

  /* Chat Widget Mobile */
  .chat-widget {
    width: 52px;
    height: 52px;
    bottom: 80px; /* Position higher from bottom */
    right: var(--spacing-md);
    font-size: 24px;
  }

  .chat-widget i {
    font-size: 24px;
  }

  /* About Page Mobile */
  .mvv-grid,
  .why-grid,
  .stats-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .about-hero,
  .faq-hero,
  .page-hero {
    padding: var(--spacing-xl) 0;
  }

  .about-hero h1,
  .faq-hero h1,
  .page-hero h1 {
    font-size: 24px;
  }

  .stat-number {
    font-size: 28px;
  }

  .stat-card {
    padding: var(--spacing-lg);
  }

  /* FAQ Mobile */
  .faq-question {
    padding: var(--spacing-sm);
    font-size: var(--font-size-sm);
  }

  .faq-answer.active {
    padding: var(--spacing-sm);
  }

  /* Filters Mobile */
  .filters-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }

  .filter-input,
  .filter-select {
    min-height: 44px;
    font-size: var(--font-size-sm);
  }

  /* CTA Buttons Mobile */
  .cta-buttons {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .cta-buttons .btn {
    width: 100%;
  }

  /* Social Links Mobile */
  .social-links {
    justify-content: center;
  }

  .social-link {
    width: 44px;
    height: 44px;
  }

  /* Footer Mobile */
  .footer {
    padding: var(--spacing-xl) 0;
  }

  .footer-section h4 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
  }
}

/* Small Mobile Devices (max-width: 424px) */
@media (max-width: 424px) {
  .container {
    padding: 0 12px;
  }

  /* Single Column Product Grid for Small Phones */
  .products-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  /* Compact Header */
  .logo img {
    height: 32px;
  }

  /* Smaller Typography on Small Screens */
  h1 {
    font-size: 22px;
  }

  h2 {
    font-size: 18px;
  }

  .section-title {
    font-size: 18px;
  }

  /* Compact Promo Cards */
  .promo-card {
    min-height: 160px;
    padding: var(--spacing-sm);
  }

  .promo-badge {
    font-size: 10px;
    padding: 2px 6px;
  }

  /* Smaller Hero Slider */
  .hero-slider {
    height: 180px !important;
  }

  .hero-text h1 {
    font-size: 20px;
  }

  /* Compact Feature Cards */
  .feature-card {
    padding: var(--spacing-sm);
  }

  .feature-icon {
    font-size: 28px;
  }

  /* Smaller Chat Widget */
  .chat-widget {
    width: 48px;
    height: 48px;
    font-size: 22px;
  }

  .chat-widget i {
    font-size: 22px;
  }

  /* Compact Stats */
  .stat-card {
    padding: var(--spacing-md);
  }

  .stat-number {
    font-size: 24px;
  }
}

/* Product Detail Page Responsive */
@media (max-width: 767px) {
  /* Product Detail Grid to Stack */
  [style*="grid-template-columns: 1fr 1fr"] {
    grid-template-columns: 1fr !important;
    gap: var(--spacing-lg) !important;
  }

  /* Product Image Gallery */
  [style*="grid-template-columns: repeat(4, 1fr)"] {
    grid-template-columns: repeat(3, 1fr) !important;
  }

  /* Form Grids to Single Column */
  [style*="grid-template-columns: repeat(auto-fit"] {
    grid-template-columns: 1fr !important;
  }

  /* Contact Form Grid */
  [style*="grid-template-columns: 1fr 1fr"][style*="gap: var(--spacing-2xl)"] {
    grid-template-columns: 1fr !important;
    gap: var(--spacing-lg) !important;
  }
}

/* Order Form Responsive */
@media (max-width: 767px) {
  /* Progress Steps Mobile */
  [style*="max-width: 800px"] [style*="width: 40px; height: 40px"] {
    width: 32px !important;
    height: 32px !important;
    font-size: 14px !important;
  }

  /* Order Form Grid to Stack */
  [style*="grid-template-columns: 2fr 1fr"] {
    grid-template-columns: 1fr !important;
  }

  /* Form Fields Full Width */
  input[type="text"],
  input[type="email"],
  input[type="tel"],
  select,
  textarea {
    min-height: 44px;
    font-size: var(--font-size-sm) !important;
  }
}

/* Tablet Specific (768px - 1023px) */
@media (min-width: 768px) and (max-width: 1023px) {
  .products-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

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