/* ===== Base Styles ===== */
:root {
  --primary-color: #0056b3;
  --primary-dark: #003d7a;
  --primary-light: #e6f0ff;
  --secondary-color: #28a745;
  --secondary-dark: #1e7e34;
  --accent-color: #ff6b6b;
  --text-dark: #333333;
  --text-medium: #555555;
  --text-light: #777777;
  --background-light: #ffffff;
  --background-gray: #f8f9fa;
  --background-dark: #212529;
  --border-color: #e5e5e5;
  --border-radius: 6px;
  --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
  --font-primary: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  --font-secondary: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  --font-size-small: 0.875rem;
  --font-size-base: 1rem;
  --font-size-medium: 1.125rem;
  --font-size-large: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-xxl: 2rem;
  --font-size-huge: 3rem;
  --container-width: 1200px;
  --header-height: 80px;
}

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

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

body {
  font-family: var(--font-primary);
  color: var(--text-dark);
  line-height: 1.6;
  background-color: var(--background-light);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-secondary);
  line-height: 1.3;
  margin-bottom: 1rem;
  font-weight: 700;
  color: var(--text-dark);
}

h1 {
  font-size: var(--font-size-huge);
}

h2 {
  font-size: var(--font-size-xxl);
  margin-bottom: 1.5rem;
}

h3 {
  font-size: var(--font-size-xl);
}

p {
  margin-bottom: 1rem;
}

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

a:hover {
  color: var(--primary-dark);
}

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

button {
  cursor: pointer;
  font-family: var(--font-primary);
}

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

section {
  padding: 5rem 0;
}

/* ===== Reading Progress Bar ===== */
.progress-container {
  position: fixed;
  top: 0;
  z-index: 1000;
  width: 100%;
  height: 5px;
  background-color: transparent;
}

.progress-bar {
  height: 100%;
  background-color: var(--primary-color);
  width: 0%;
  transition: width 0.2s ease-out;
}

/* ===== Header & Navigation ===== */
header {
  background-color: var(--background-light);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-height);
  display: flex;
  align-items: center;
}

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

.logo {
  height: 50px;
  display: flex;
  align-items: center;
}

.logo img {
  height: 100%;
  width: auto;
}

nav ul {
  display: flex;
  gap: 2rem;
}

nav ul li a {
  color: var(--text-dark);
  font-weight: 500;
  font-size: var(--font-size-medium);
  padding: 0.5rem;
  position: relative;
}

nav ul li a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: var(--transition);
}

nav ul li a:hover::after,
nav ul li a.active::after {
  width: 100%;
}

nav ul li a.active {
  color: var(--primary-color);
}

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 20px;
  cursor: pointer;
}

.hamburger span {
  width: 100%;
  height: 2px;
  background-color: var(--text-dark);
  transition: var(--transition);
}

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  padding: 0.8rem 1.8rem;
  border-radius: var(--border-radius);
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-size: var(--font-size-base);
}

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

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

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

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

/* ===== Hero Section ===== */
.hero {
  padding: 6rem 0;
  background-color: var(--primary-light);
}

.hero .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.hero-content {
  flex: 1;
  max-width: 600px;
}

.hero-content h1 {
  margin-bottom: 1.5rem;
  color: var(--text-dark);
}

.hero-content p {
  font-size: var(--font-size-large);
  margin-bottom: 2rem;
  color: var(--text-medium);
}

.hero-content .btn {
  margin-right: 1rem;
  margin-bottom: 1rem;
}

.hero-image {
  flex: 1;
  display: flex;
  justify-content: flex-end;
}

.hero-image img {
  max-width: 550px;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

/* ===== Featured Articles Section ===== */
.featured-articles {
  background-color: var(--background-light);
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.featured-card {
  background-color: white;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

.featured-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.article-image {
  height: 200px;
  overflow: hidden;
}

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

.featured-card:hover .article-image img {
  transform: scale(1.05);
}

.article-content {
  padding: 1.5rem;
}

.article-content h3 {
  font-size: var(--font-size-large);
  margin-bottom: 0.75rem;
}

.article-content p {
  color: var(--text-medium);
  margin-bottom: 1.25rem;
}

.read-more {
  font-weight: 600;
  color: var(--primary-color);
  display: flex;
  align-items: center;
}

.read-more .icon {
  margin-left: 0.5rem;
  transition: var(--transition);
}

.read-more:hover .icon {
  transform: translateX(3px);
}

/* ===== Beginner Mistakes Section ===== */
.beginner-mistakes {
  background-color: var(--background-gray);
}

.mistakes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.mistake-card {
  background-color: white;
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

.mistake-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.mistake-icon {
  color: var(--accent-color);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: rgba(255, 107, 107, 0.1);
}

.mistake-card h3 {
  font-size: var(--font-size-large);
  margin-bottom: 0.75rem;
}

.mistake-card p {
  color: var(--text-medium);
}

/* ===== Testimonials Section ===== */
.testimonials {
  background-color: var(--primary-light);
}

.testimonial-slider {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin-top: 2rem;
}

.testimonial {
  background-color: white;
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  flex: 1;
  min-width: 300px;
}

.quote {
  position: relative;
  margin-bottom: 1.5rem;
}

.quote-icon {
  color: var(--primary-light);
  position: absolute;
  top: -20px;
  left: -10px;
  z-index: 0;
  opacity: 0.3;
}

.quote p {
  position: relative;
  z-index: 1;
  font-style: italic;
  color: var(--text-medium);
}

.author {
  display: flex;
  align-items: center;
}

.avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
  margin-right: 1rem;
}

.author-info h4 {
  margin-bottom: 0.25rem;
}

.author-info p {
  color: var(--text-light);
  font-size: var(--font-size-small);
}

/* ===== CTA Section ===== */
.cta {
  background-color: var(--primary-color);
  color: white;
  text-align: center;
}

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

.cta-content h2 {
  color: white;
}

.cta-content p {
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--font-size-large);
  margin-bottom: 2rem;
}

.cta .primary-btn {
  background-color: white;
  color: var(--primary-color);
  margin-right: 1rem;
}

.cta .primary-btn:hover {
  background-color: rgba(255, 255, 255, 0.9);
}

.cta .secondary-btn {
  border-color: white;
  color: white;
}

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

/* ===== Footer ===== */
footer {
  background-color: var(--background-dark);
  color: white;
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.footer-about {
  max-width: 300px;
}

.footer-logo {
  height: 50px;
  width: auto;
  margin-bottom: 1rem;
}

.footer-about p {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--font-size-small);
}

.footer-links h3 {
  color: white;
  font-size: var(--font-size-medium);
  margin-bottom: 1.25rem;
}

.footer-links ul li {
  margin-bottom: 0.75rem;
}

.footer-links ul li a {
  color: rgba(255, 255, 255, 0.7);
  transition: var(--transition);
}

.footer-links ul li a:hover {
  color: white;
  padding-left: 5px;
}

.footer-contact h3 {
  color: white;
  font-size: var(--font-size-medium);
  margin-bottom: 1.25rem;
}

.footer-contact address {
  font-style: normal;
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--font-size-small);
}

.footer-contact address p {
  display: flex;
  align-items: flex-start;
  margin-bottom: 0.75rem;
}

.footer-contact address p svg {
  margin-right: 0.5rem;
  margin-top: 4px;
}

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

.footer-contact address a:hover {
  color: white;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.social-icons {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.social-icons a {
  color: white;
  background-color: rgba(255, 255, 255, 0.1);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.social-icons a:hover {
  background-color: var(--primary-color);
  transform: translateY(-3px);
}

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

/* ===== Cookie Consent Banner ===== */
.cookie-consent {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--background-dark);
  color: white;
  padding: 1.5rem;
  z-index: 1000;
  display: none;
  box-shadow: 0 -5px 15px rgba(0, 0, 0, 0.1);
}

.cookie-content {
  max-width: 1200px;
  margin: 0 auto;
}

.cookie-content h3 {
  color: white;
  margin-bottom: 0.75rem;
}

.cookie-content p {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 1.5rem;
}

.cookie-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1rem;
}

.cookie-btn {
  padding: 0.6rem 1.5rem;
  border-radius: var(--border-radius);
  font-weight: 600;
  cursor: pointer;
  font-size: var(--font-size-small);
  transition: var(--transition);
}

.cookie-btn.accept {
  background-color: var(--primary-color);
  color: white;
  border: none;
}

.cookie-btn.accept:hover {
  background-color: var(--primary-dark);
}

.cookie-btn.customize {
  background-color: transparent;
  border: 1px solid white;
  color: white;
}

.cookie-btn.customize:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.cookie-btn.decline {
  background-color: transparent;
  color: rgba(255, 255, 255, 0.8);
  border: none;
}

.cookie-btn.decline:hover {
  color: white;
  text-decoration: underline;
}

.cookie-policy {
  font-size: var(--font-size-small);
  margin-bottom: 0;
}

.cookie-policy a {
  color: white;
  text-decoration: underline;
}

.cookie-policy a:hover {
  color: rgba(255, 255, 255, 0.8);
}

/* ===== Page Header ===== */
.page-header {
  background-color: var(--primary-light);
  text-align: center;
  padding: 4rem 0;
}

.page-header h1 {
  margin-bottom: 1rem;
}

.page-header p {
  font-size: var(--font-size-large);
  color: var(--text-medium);
  max-width: 800px;
  margin: 0 auto;
}

/* ===== Blog Page Styles ===== */
.blog-posts {
  background-color: var(--background-light);
}

.blog-post {
  background-color: white;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
  margin-bottom: 3rem;
  display: flex;
  flex-direction: column;
}

@media (min-width: 768px) {
  .blog-post {
    flex-direction: row;
  }
  
  .post-image {
    flex: 0 0 40%;
  }
}

.post-image {
  height: 300px;
  overflow: hidden;
}

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

.post-content {
  padding: 2rem;
  flex: 1;
}

.post-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--text-light);
  font-size: var(--font-size-small);
  margin-bottom: 1.5rem;
}

.post-date, .post-author {
  display: flex;
  align-items: center;
}

.blog-post .btn {
  margin-top: 1rem;
}

.newsletter {
  background-color: var(--primary-light);
  padding: 4rem 0;
}

.newsletter-content {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.newsletter-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 2rem 0 1rem;
  justify-content: center;
}

.newsletter-form input {
  flex: 1;
  min-width: 250px;
  padding: 0.8rem 1.5rem;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  font-size: var(--font-size-base);
}

.newsletter-disclaimer {
  color: var(--text-light);
  font-size: var(--font-size-small);
}

/* ===== Products Page Styles ===== */
.product-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
  justify-content: center;
}

.category-btn {
  padding: 0.8rem 1.8rem;
  background-color: var(--background-gray);
  border: none;
  border-radius: var(--border-radius);
  color: var(--text-medium);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

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

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
}

.product-card {
  background-color: white;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
  position: relative;
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.product-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  padding: 0.4rem 0.8rem;
  border-radius: 20px;
  font-size: var(--font-size-small);
  font-weight: 600;
  z-index: 1;
}

.product-badge.bestseller {
  background-color: var(--accent-color);
  color: white;
}

.product-badge.new {
  background-color: var(--secondary-color);
  color: white;
}

.product-image {
  height: 200px;
  overflow: hidden;
}

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

.product-details {
  padding: 1.5rem;
}

.product-rating {
  display: flex;
  align-items: center;
  margin-bottom: 1rem;
}

.stars {
  color: #ffc107;
  margin-right: 0.5rem;
}

.count {
  color: var(--text-light);
  font-size: var(--font-size-small);
}

.product-description {
  color: var(--text-medium);
  margin-bottom: 1.5rem;
}

.product-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--text-light);
  font-size: var(--font-size-small);
  margin-bottom: 1rem;
}

.product-price {
  display: flex;
  align-items: center;
  margin-bottom: 1.5rem;
}

.current-price {
  font-size: var(--font-size-large);
  font-weight: 700;
  color: var(--primary-color);
  margin-right: 1rem;
}

.old-price {
  font-size: var(--font-size-base);
  color: var(--text-light);
  text-decoration: line-through;
}

.product-guarantee {
  background-color: var(--background-gray);
}

.guarantee-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 3rem;
}

.guarantee-image {
  flex: 1;
  max-width: 400px;
}

.guarantee-text {
  flex: 1;
  min-width: 300px;
}

.customer-reviews {
  background-color: var(--background-light);
}

.review-slider {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin-top: 2rem;
}

.review {
  background-color: white;
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  flex: 1;
  min-width: 300px;
}

.review-header {
  display: flex;
  align-items: center;
  margin-bottom: 1.5rem;
}

.reviewer-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  margin-right: 1rem;
}

.review-rating {
  color: #ffc107;
  margin-top: 0.25rem;
}

.review-date {
  color: var(--text-light);
  font-size: var(--font-size-small);
  margin: 0.25rem 0 0;
}

.review-text {
  color: var(--text-medium);
  font-style: italic;
  margin-bottom: 1.5rem;
}

.review-product {
  color: var(--text-light);
  font-size: var(--font-size-small);
}

.review-product span {
  font-weight: 600;
}

.faq {
  background-color: var(--primary-light);
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.faq-item {
  background-color: white;
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

.faq-item h3 {
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.faq-more {
  text-align: center;
  margin-top: 3rem;
}

/* ===== About Page Styles ===== */
.about-story {
  background-color: var(--background-light);
}

.about-content {
  display: flex;
  flex-wrap: wrap;
  gap: 3rem;
  align-items: center;
}

.about-image {
  flex: 1;
  max-width: 500px;
}

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

.about-text {
  flex: 1;
  min-width: 300px;
}

.our-values {
  background-color: var(--background-gray);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.value-card {
  background-color: white;
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  text-align: center;
  transition: var(--transition);
}

.value-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.value-icon {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
}

.value-card h3 {
  margin-bottom: 1rem;
}

.team {
  background-color: var(--background-light);
}

.team-intro {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 3rem;
  font-size: var(--font-size-large);
  color: var(--text-medium);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
}

.team-member {
  background-color: white;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
  text-align: center;
  transition: var(--transition);
}

.team-member:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.team-member img {
  width: 100%;
  height: auto;
}

.team-member h3 {
  margin: 1.5rem 0 0.25rem;
}

.team-member p {
  padding: 0 1.5rem;
  margin-bottom: 1.5rem;
}

.team-member p:first-of-type {
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.team-member .social-icons {
  margin-bottom: 1.5rem;
}

.team-member .social-icons a {
  width: 36px;
  height: 36px;
}

.certifications {
  background-color: var(--background-gray);
}

.certifications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.certification-card {
  background-color: white;
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  text-align: center;
}

.certification-logo {
  height: 80px;
  width: auto;
  margin: 0 auto 1.5rem;
}

.certification-card h3 {
  margin-bottom: 1rem;
}

/* ===== Contact Page Styles ===== */
.contact-section {
  background-color: var(--background-light);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 3rem;
}

.contact-info {
  padding-right: 2rem;
}

.contact-methods {
  margin: 2rem 0;
}

.contact-method {
  display: flex;
  margin-bottom: 1.5rem;
}

.contact-icon {
  margin-right: 1.5rem;
  color: var(--primary-color);
}

.contact-details h3 {
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.contact-details p {
  color: var(--text-medium);
  margin-bottom: 0.5rem;
}

.contact-details a {
  font-weight: 600;
}

.business-hours h3 {
  margin-bottom: 1rem;
}

.business-hours ul li {
  margin-bottom: 0.5rem;
  color: var(--text-medium);
  display: flex;
  justify-content: space-between;
}

.business-hours ul li span {
  font-weight: 600;
  color: var(--text-dark);
  margin-right: 1rem;
}

.contact-form-container {
  background-color: white;
  border-radius: var(--border-radius);
  padding: 2rem;
  box-shadow: var(--box-shadow);
}

.contact-form-container h2 {
  margin-bottom: 1rem;
}

.contact-form-container > p {
  margin-bottom: 2rem;
  color: var(--text-medium);
}

.contact-form .form-group {
  margin-bottom: 1.5rem;
}

.contact-form label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
}

.contact-form textarea {
  resize: vertical;
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
}

.checkbox-group input {
  width: auto;
  margin-right: 0.75rem;
  margin-top: 0.25rem;
}

.checkbox-group label {
  margin-bottom: 0;
  font-weight: 400;
  font-size: var(--font-size-small);
}

.map-section {
  background-color: var(--background-gray);
}

.map-container {
  height: 400px;
  overflow: hidden;
  border-radius: var(--border-radius);
  margin-top: 2rem;
}

.map-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ===== Modal Styles ===== */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  justify-content: center;
  align-items: center;
}

.modal-content {
  background-color: white;
  border-radius: var(--border-radius);
  padding: 3rem;
  max-width: 500px;
  width: 90%;
  text-align: center;
  position: relative;
}

.close-modal {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-light);
}

.success-icon {
  color: var(--secondary-color);
  margin-bottom: 1.5rem;
}

.thank-you-content h2 {
  margin-bottom: 1rem;
}

.thank-you-content p {
  margin-bottom: 2rem;
  color: var(--text-medium);
}

/* ===== Responsive Styles ===== */
@media (max-width: 992px) {
  html {
    font-size: 15px;
  }
  
  .hero .container {
    flex-direction: column;
  }
  
  .hero-content, .hero-image {
    max-width: 100%;
    text-align: center;
  }
  
  .hero-image {
    justify-content: center;
    margin-top: 2rem;
  }
  
  .featured-card {
    max-width: 500px;
    margin: 0 auto;
  }
  
  .faq-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 1.8rem;
  }
  
  nav {
    position: fixed;
    top: var(--header-height);
    left: -100%;
    width: 100%;
    height: calc(100vh - var(--header-height));
    background-color: var(--background-light);
    transition: var(--transition);
    z-index: 90;
  }
  
  nav.active {
    left: 0;
  }
  
  nav ul {
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
  }
  
  nav ul li {
    margin: 1rem 0;
  }
  
  .hamburger {
    display: flex;
    z-index: 100;
  }
  
  .hamburger.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
  }
  
  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }
  
  .hamburger.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
  }
  
  .guarantee-content {
    flex-direction: column;
    text-align: center;
  }
  
  .guarantee-image {
    margin: 0 auto;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-info {
    padding-right: 0;
  }
}

@media (max-width: 576px) {
  section {
    padding: 3rem 0;
  }
  
  .container {
    padding: 0 1rem;
  }
  
  .hero {
    padding: 4rem 0;
  }
  
  .hero-image img {
    max-width: 100%;
  }
  
  .article-grid, 
  .mistakes-grid, 
  .product-grid, 
  .values-grid, 
  .team-grid, 
  .certifications-grid {
    grid-template-columns: 1fr;
  }
  
  .article-image {
    height: 180px;
  }
  
  .modal-content {
    padding: 2rem 1.5rem;
  }
}