/* InteriorLab Styles */

/* Color Variables */
:root {
  --aubergine: #5a2a5a;
  --lilac: #cba6e9;
  --cream: #fff7e8;
  --moss: #7a8f35;
  --charcoal: #2e2e2e;
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Arial", sans-serif;
  line-height: 1.6;
  color: var(--charcoal);
  background-color: var(--cream);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header Styles */
.header {
  background-color: var(--aubergine);

  color: white;
  padding: 1rem 0;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  transition: background-color 0.3s ease;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  width: 40px;
  height: 40px;
}

.logo h1 {
  font-size: 1.8rem;
  color: var(--lilac);
}

.logo h1 a {
  color: var(--lilac);
  text-decoration: none;
  transition: color 0.3s ease;
}

.logo h1 a:hover {
  color: white;
}

.navigation ul {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.navigation a {
  color: white;
  text-decoration: none;
  transition: color 0.3s ease;
  font-weight: 500;
}

.navigation a:hover,
.navigation a.active {
  color: var(--lilac);
  transform: translateY(-2px);
}

.navigation a.active {
  font-weight: 600;
  border-bottom: 2px solid var(--lilac);
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

.mobile-menu-toggle span {
  width: 25px;
  height: 3px;
  background-color: white;
  margin: 3px 0;
  transition: 0.3s;
}

/* Main Content */
main {
  margin-top: 80px;
}

/* Hero Section */
.hero {
  background: url("../images/interiorlab.jpg") no-repeat center center/cover;
  color: white;
  padding: 8rem 0;
  text-align: center;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-content h2 {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: var(--cream);
}

.hero-content p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  color: var(--lilac);
}

/* Buttons */
.btn-primary {
  background-color: var(--moss);
  color: white;
  padding: 12px 30px;
  text-decoration: none;
  border-radius: 5px;
  display: inline-block;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 500;
}

.btn-primary:hover {
  background-color: var(--lilac);
  color: var(--charcoal);
  transform: translateY(-2px);
}

/* Introduction Section */
.intro-section {
  padding: 4rem 0;
  background-color: white;
}

.intro-section h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: var(--aubergine);
}

.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.intro-text p {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  text-align: justify;
}

.intro-features {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.feature {
  background-color: var(--cream);
  padding: 1.5rem;
  border-radius: 8px;
  border-left: 4px solid var(--moss);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.feature-icon {
  width: 32px;
  height: 32px;
  margin-bottom: 1rem;
}

.feature h3 {
  color: var(--aubergine);
  margin-bottom: 0.5rem;
}

/* Quick Navigation */
.quick-nav {
  padding: 4rem 0;
  background-color: var(--cream);
}

.quick-nav h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: var(--aubergine);
}

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

.nav-card {
  background-color: white;
  padding: 2rem;
  border-radius: 10px;
  text-decoration: none;
  color: var(--charcoal);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.nav-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 1rem;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  border-top: 4px solid var(--lilac);
}

.nav-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
  border-top-color: var(--moss);
}

.nav-card h3 {
  color: var(--aubergine);
  margin-bottom: 1rem;
  font-size: 1.3rem;
}

/* Registration Form */
.registration {
  padding: 4rem 0;
  background-color: white;
}

.registration h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: var(--aubergine);
}

.registration-form {
  max-width: 600px;
  margin: 0 auto;
  background-color: var(--cream);
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

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

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--aubergine);
  font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px;
  border: 2px solid var(--lilac);
  border-radius: 5px;
  font-size: 1rem;
  transition: border-color 0.3s ease;
  background-color: white;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--moss);
}

.form-group input.error,
.form-group select.error {
  border-color: #e74c3c;
}

.error-message {
  color: #e74c3c;
  font-size: 0.9rem;
  margin-top: 0.5rem;
  display: block;
}

/* Footer */
.footer {
  background-color: var(--charcoal);
  color: white;
  padding: 3rem 0 1rem;
}

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

.footer-section h3,
.footer-section h4 {
  color: var(--lilac);
  margin-bottom: 1rem;
}

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

.footer-section ul li {
  margin-bottom: 0.5rem;
}

.footer-section a {
  color: white;
  text-decoration: none;
  transition: color 0.3s ease;
}

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

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--aubergine);
  color: var(--lilac);
}

/* Cookie Popup */
.cookie-popup {
  position: fixed;
  bottom: 20px;
  right: 20px;
  max-width: 400px;
  width: calc(100% - 40px);
  background: var(--charcoal);
  color: var(--cream);
  padding: 20px;
  border-radius: 8px;
  border-left: 2px solid var(--lilac);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  z-index: 1000;
  display: none;
}

.cookie-popup.show {
  display: block;
  animation: slideUp 0.3s ease-out;
}

.cookie-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.cookie-content p {
  margin: 0;
  flex: 1;
}

.cookie-content a {
  color: var(--lilac);
  text-decoration: underline;
}

.btn-accept {
  background: var(--moss);
  color: var(--cream);
  border: none;
  padding: 10px 20px;
  border-radius: 4px;
  cursor: pointer;
  font-weight: 500;
  transition: background-color 0.3s ease;
}

.btn-accept:hover {
  background: #6a7a2f;
}

/* Map Section */
.map-section {
  padding: 60px 0;
  background: var(--cream);
}

.map-container {
  margin-top: 30px;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  position: relative;
  height: 400px;
}

.map-embed {
  width: 100%;
  height: 100%;
  border: 0;
  border-radius: 10px;
}

.transport-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin-top: 30px;
}

.transport-card {
  background: white;
  padding: 25px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(90, 42, 90, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border-left: 4px solid var(--lilac);
}

.transport-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(90, 42, 90, 0.15);
}

.transport-card h3 {
  color: var(--aubergine);
  margin-bottom: 15px;
  font-size: 1.2rem;
  font-weight: 600;
}

.transport-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.transport-card li {
  padding: 8px 0;
  color: var(--charcoal);
  border-bottom: 1px solid #f0f0f0;
  position: relative;
  padding-left: 20px;
}

.transport-card li:before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--moss);
  font-weight: bold;
}

.transport-card li:last-child {
  border-bottom: none;
}

@media (max-width: 768px) {
  .map-container {
    height: 300px;
    margin-top: 20px;
  }

  .transport-info {
    grid-template-columns: 1fr;
    gap: 15px;
    margin-top: 20px;
  }

  .transport-card {
    padding: 20px;
  }
}

/* Thank You Page Styles */
.thank-you-section {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--cream) 0%, #f8f0e8 100%);
  text-align: center;
}

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

.success-icon {
  margin-bottom: 30px;
  animation: bounceIn 0.6s ease-out;
}

.thank-you-content h1 {
  color: var(--aubergine);
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.thank-you-message {
  font-size: 1.2rem;
  color: var(--charcoal);
  margin-bottom: 50px;
  line-height: 1.6;
}

.next-steps {
  margin: 60px 0;
  text-align: left;
}

.next-steps h2 {
  text-align: center;
  color: var(--aubergine);
  margin-bottom: 40px;
}

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

.step {
  background: white;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.step-number {
  width: 50px;
  height: 50px;
  background: var(--moss);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: bold;
  margin: 0 auto 20px;
}

.step h3 {
  color: var(--aubergine);
  margin-bottom: 15px;
}

.contact-info-box {
  background: white;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  margin: 40px 0;
  text-align: left;
}

.contact-info-box h3 {
  color: var(--aubergine);
  margin-bottom: 15px;
  text-align: center;
}

.contact-details {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 15px;
  margin-top: 20px;
}

.action-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  margin-top: 40px;
}

.additional-resources {
  padding: 60px 0;
  background: white;
}

.additional-resources h2 {
  text-align: center;
  color: var(--aubergine);
  margin-bottom: 50px;
}

.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.resource-card {
  background: var(--cream);
  padding: 30px;
  border-radius: 12px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.resource-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.resource-icon {
  margin-bottom: 20px;
}

.resource-card h3 {
  color: var(--aubergine);
  margin-bottom: 15px;
}

.resource-link {
  color: var(--moss);
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 15px;
}

.resource-link:hover {
  color: var(--aubergine);
}

.newsletter-section {
  padding: 60px 0;
  background: var(--aubergine);
  color: white;
  text-align: center;
}

.newsletter-content h2 {
  color: white;
  margin-bottom: 20px;
}

.newsletter-form {
  max-width: 500px;
  margin: 30px auto 0;
}

.newsletter-form .form-group {
  display: flex;
  gap: 15px;
  margin-bottom: 15px;
}

.newsletter-form input {
  flex: 1;
  padding: 15px;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
}

.newsletter-form button {
  padding: 15px 30px;
  background: var(--moss);
  color: white;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.newsletter-form button:hover {
  background: #6a7a2f;
}

.form-note {
  font-size: 0.9rem;
  opacity: 0.8;
  margin: 0;
}

.social-proof {
  padding: 60px 0;
  background: var(--cream);
  text-align: center;
}

.social-proof h2 {
  color: var(--aubergine);
  margin-bottom: 50px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 30px;
  margin-bottom: 60px;
}

.stat {
  background: white;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: bold;
  color: var(--moss);
  margin-bottom: 10px;
}

.stat-label {
  color: var(--charcoal);
  font-weight: 500;
}

.testimonials h3 {
  color: var(--aubergine);
  margin-bottom: 40px;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.testimonial {
  background: white;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  text-align: left;
}

.testimonial p {
  font-style: italic;
  margin-bottom: 20px;
  color: var(--charcoal);
}

.testimonial-author strong {
  color: var(--aubergine);
  display: block;
}

.testimonial-author span {
  color: var(--moss);
  font-size: 0.9rem;
}

/* Cookie Policy Styles */
.page-header {
  padding: 60px 0 40px;
  background: var(--aubergine);
  color: white;
  text-align: center;
}

.page-header h1 {
  color: white;
  margin-bottom: 10px;
}

.page-header p {
  opacity: 0.9;
  margin: 0;
}

.cookie-content {
  padding: 60px 0;
}

.cookie-section {
  margin-bottom: 50px;
}

.cookie-section h2 {
  color: var(--aubergine);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--lilac);
}

.cookie-section h3 {
  color: var(--moss);
  margin: 30px 0 15px;
}

.cookie-section h4 {
  color: var(--charcoal);
  margin: 20px 0 10px;
}

.cookie-table {
  margin: 20px 0;
  overflow-x: auto;
}

.cookie-table table {
  width: 100%;
  border-collapse: collapse;
  background: white;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.cookie-table th,
.cookie-table td {
  padding: 15px;
  text-align: left;
  border-bottom: 1px solid #f0f0f0;
}

.cookie-table th {
  background: var(--aubergine);
  color: white;
  font-weight: 600;
}

.cookie-table tr:last-child td {
  border-bottom: none;
}

.cookie-table tr:nth-child(even) {
  background: #f9f9f9;
}

.contact-info {
  background: var(--cream);
  padding: 30px;
  border-radius: 12px;
  margin: 30px 0;
}

.contact-info p {
  margin: 10px 0;
}

.contact-info strong {
  color: var(--aubergine);
}

/* Gallery Section */
.gallery {
  padding: 4rem 0;
  background-color: white;
}

.gallery h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: var(--aubergine);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.gallery-item {
  background-color: var(--cream);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

.gallery-item:hover {
  transform: translateY(-5px);
}

.gallery-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
  background-color: var(--lilac);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--aubergine);
  font-weight: bold;
}

.gallery-content {
  padding: 1.5rem;
}

.gallery-content h3 {
  color: var(--aubergine);
  margin-bottom: 0.5rem;
}

/* Features Section */
.features {
  padding: 4rem 0;
  background-color: var(--cream);
}

.features h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: var(--aubergine);
}

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

.feature-card {
  background-color: white;
  padding: 2rem;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.feature-card-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 1rem;
}

.feature-card h3 {
  color: var(--aubergine);
  margin-bottom: 1rem;
}

/* Responsive Design */
@media (max-width: 768px) {
  .mobile-menu-toggle {
    display: flex;
  }

  .navigation {
    display: none;
  }

  .hero-content h2 {
    font-size: 2rem;
  }

  .intro-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

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

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

  .container {
    padding: 0 15px;
  }

  /* Mobile Menu Styles */
  .navigation.mobile-active {
    display: flex;
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    background-color: rgba(90, 42, 90, 0.95);
    backdrop-filter: blur(10px);
    flex-direction: column;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  }

  .navigation.mobile-active ul {
    flex-direction: column;
    padding: 1rem 0;
  }

  .navigation.mobile-active li {
    margin: 0;
    text-align: center;
  }

  .navigation.mobile-active a {
    display: block;
    padding: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

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

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

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

@media (max-width: 480px) {
  .hero {
    padding: 2rem 0;
  }

  .hero-content h2 {
    font-size: 1.5rem;
  }

  .intro-section,
  .quick-nav,
  .registration {
    padding: 2rem 0;
  }

  .registration-form {
    padding: 1rem;
  }
}

/* Animation Classes */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease;
}

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

/* Utility Classes */
.text-center {
  text-align: center;
}

.mb-2 {
  margin-bottom: 2rem;
}

.mt-2 {
  margin-top: 2rem;
}

/* Logo and Icon Styles */
.logo-img {
  height: 40px;
  width: auto;
  transition: transform 0.3s ease;
}

.logo-img:hover {
  transform: scale(1.05);
}

/* Section Headers - Minimalist */
.section-header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 3rem;
  padding-bottom: 20px;
  border-bottom: 2px solid rgba(255, 255, 255, 0.1);
}

.section-header h2 {
  margin: 0;
  font-size: 2.2em;
  font-weight: 200;
  letter-spacing: 1px;
  color: rgba(51, 51, 51, 0.9);
}

.section-icon {
  width: 36px;
  height: 36px;
  filter: brightness(0) saturate(100%) invert(18%) sepia(45%) saturate(1500%)
    hue-rotate(270deg) brightness(95%) contrast(95%);
  transition: transform 0.3s ease;
}

.section-header:hover .section-icon {
  transform: scale(1.1);
}

/* Materials Intro Blocks - Minimalist Style */
.materials-intro {
  background: rgba(255, 255, 255, 0.02);
  padding: 24px 32px;
  border-radius: 12px;
  margin-bottom: 40px;
  border-left: 2px solid var(--lilac);
  backdrop-filter: blur(5px);
  transition: all 0.3s ease;
}

.materials-intro:hover {
  background: rgba(255, 255, 255, 0.05);
  transform: translateX(4px);
}

.materials-intro p {
  margin: 0;
  font-size: 1.05em;
  line-height: 1.7;
  color: rgba(51, 51, 51, 0.8);
  font-weight: 300;
  letter-spacing: 0.3px;
}

/* Material Cards - Minimalist */
.material-card {
  background: rgba(90, 42, 90, 0.08);
  padding: 32px;
  border-radius: 16px;
  backdrop-filter: blur(15px);
  border: 1px solid rgba(90, 42, 90, 0.1);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  margin-bottom: 24px;
}

.material-card:hover {
  transform: translateY(-8px);
  background: rgba(90, 42, 90, 0.12);
  box-shadow: 0 20px 40px rgba(90, 42, 90, 0.15);
  border-color: rgba(90, 42, 90, 0.2);
}

/* Material Headers - Minimalist */
.material-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.material-header h3 {
  font-size: 1.4em;
  font-weight: 300;
  letter-spacing: 0.5px;
  margin: 0;
}

.material-icon {
  width: 28px;
  height: 28px;
  opacity: 0.9;
  filter: brightness(0) saturate(100%) invert(18%) sepia(45%) saturate(1500%)
    hue-rotate(270deg) brightness(95%) contrast(95%);
  transition: transform 0.3s ease;
}

.material-card:hover .material-icon {
  transform: scale(1.1);
}

/* Factor Cards - Minimalist */
.factor {
  background: rgba(255, 255, 255, 0.06);
  padding: 28px;
  border-radius: 14px;
  text-align: left;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
}

.factor:hover {
  transform: translateY(-6px);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
  border-color: rgba(255, 255, 255, 0.1);
}

/* Factor Headers - Minimalist */
.factor-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.factor-header h4 {
  font-size: 1.2em;
  font-weight: 400;
  letter-spacing: 0.3px;
  margin: 0;
  color: rgba(51, 51, 51, 0.9);
}

.factor-icon {
  width: 22px;
  height: 22px;
  opacity: 0.85;
  filter: brightness(0) saturate(100%) invert(18%) sepia(45%) saturate(1500%)
    hue-rotate(270deg) brightness(95%) contrast(95%);
  transition: transform 0.3s ease;
}

.factor:hover .factor-icon {
  transform: scale(1.1);
}

/* Room Cards - Minimalist */
.room-guide {
  background: rgba(90, 42, 90, 0.06);
  padding: 28px;
  border-radius: 14px;
  margin-bottom: 24px;
  border: 1px solid rgba(90, 42, 90, 0.08);
  backdrop-filter: blur(8px);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.room-guide:hover {
  transform: translateY(-4px);
  background: rgba(90, 42, 90, 0.1);
  box-shadow: 0 12px 30px rgba(90, 42, 90, 0.12);
  border-color: rgba(90, 42, 90, 0.15);
}

.room-guide h4 {
  color: rgba(51, 51, 51, 0.9);
  margin-bottom: 18px;
  font-size: 1.2em;
  font-weight: 400;
  letter-spacing: 0.3px;
}

/* Room Headers - Minimalist */
.room-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.room-header h4 {
  margin: 0;
  font-size: 1.3em;
  font-weight: 300;
  letter-spacing: 0.4px;
}

.room-icon {
  width: 26px;
  height: 26px;
  opacity: 0.9;
  filter: brightness(0) saturate(100%) invert(18%) sepia(45%) saturate(1500%)
    hue-rotate(270deg) brightness(95%) contrast(95%);
  transition: transform 0.3s ease;
}

.room-guide:hover .room-icon {
  transform: scale(1.1);
}

/* Principle Cards - Minimalist */
.principle {
  background: rgba(90, 42, 90, 0.06);
  padding: 28px;
  border-radius: 14px;
  margin-bottom: 24px;
  border: 1px solid rgba(90, 42, 90, 0.08);
  backdrop-filter: blur(8px);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.principle:hover {
  transform: translateY(-4px);
  background: rgba(90, 42, 90, 0.1);
  box-shadow: 0 12px 30px rgba(90, 42, 90, 0.12);
  border-color: rgba(90, 42, 90, 0.15);
}

.principle h4 {
  color: rgba(51, 51, 51, 0.9);
  margin-bottom: 16px;
  font-size: 1.2em;
  font-weight: 400;
  letter-spacing: 0.3px;
}

/* Principle Headers - Minimalist */
.principle-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.principle-header h4 {
  margin: 0;
  font-size: 1.2em;
  font-weight: 400;
  letter-spacing: 0.3px;
}

.principle-icon {
  width: 24px;
  height: 24px;
  opacity: 0.9;
  filter: brightness(0) saturate(100%) invert(18%) sepia(45%) saturate(1500%)
    hue-rotate(270deg) brightness(95%) contrast(95%);
  transition: transform 0.3s ease;
}

.principle:hover .principle-icon {
  transform: scale(1.1);
}

/* Certification Cards - Minimalist */
.certification {
  background: rgba(90, 42, 90, 0.06);
  padding: 24px;
  border-radius: 12px;
  text-align: left;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(90, 42, 90, 0.08);
  backdrop-filter: blur(8px);
  margin-bottom: 20px;
}

.certification:hover {
  background: rgba(90, 42, 90, 0.1);
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(90, 42, 90, 0.12);
  border-color: rgba(90, 42, 90, 0.15);
}

.certification h4 {
  color: rgba(51, 51, 51, 0.9);
  margin-bottom: 12px;
  font-size: 1.1em;
  font-weight: 400;
  letter-spacing: 0.2px;
}

/* Certification Headers - Minimalist */
.cert-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.material-header h3 {
  margin: 0;
  font-size: 1.4em;
  font-weight: 300;
  letter-spacing: 0.4px;
  color: rgba(51, 51, 51, 0.9);
}

.cert-section-icon {
  width: 28px;
  height: 28px;
  opacity: 0.9;
  filter: brightness(0) saturate(100%) invert(18%) sepia(45%) saturate(1500%)
    hue-rotate(270deg) brightness(95%) contrast(95%);
  transition: transform 0.3s ease;
}

.cert-title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.cert-title h4 {
  margin: 0;
  font-size: 1.1em;
  font-weight: 400;
  letter-spacing: 0.2px;
  color: rgba(51, 51, 51, 0.9);
}

.cert-icon {
  width: 18px;
  height: 18px;
  opacity: 0.9;
  filter: brightness(0) saturate(100%) invert(20%) sepia(15%) saturate(1000%)
    hue-rotate(0deg) brightness(90%) contrast(90%);
  transition: transform 0.3s ease;
}

.certification:hover .cert-icon {
  transform: scale(1.1);
}

.card-icon {
  width: 24px;
  height: 24px;
  margin-bottom: 10px;
  filter: brightness(0) saturate(100%) invert(35%) sepia(8%) saturate(1084%)
    hue-rotate(314deg) brightness(95%) contrast(89%);
  transition: transform 0.3s ease;
  opacity: 0.8;
}

.principle-card:hover .card-icon,
.style-card:hover .card-icon {
  transform: scale(1.1);
  filter: brightness(0) saturate(100%) invert(35%) sepia(72%) saturate(1084%)
    hue-rotate(266deg) brightness(95%) contrast(89%);
  opacity: 1;
}

/* Section Styles - Minimalist */
.design-principles,
.color-theory,
.space-planning,
.interior-styles,
.lighting-design,
.textures-materials,
.furniture-decor,
.design-trends,
.natural-materials,
.synthetic-materials,
.selection-guide,
.sustainability {
  padding: 6rem 0;
  background-color: var(--cream);
  position: relative;
}

/* Alternating Background Colors */
.synthetic-materials,
.sustainability {
  background: linear-gradient(135deg, #f8f5f0 0%, #f5f2ed 100%);
}

/* Section Separators */
.natural-materials::after,
.synthetic-materials::after,
.selection-guide::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--lilac), transparent);
  border-radius: 1px;
}

/* Grid Layouts - Minimalist */
.materials-grid,
.factors-grid,
.rooms-materials,
.principles-list,
.certifications-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
  margin-top: 2.5rem;
}

/* Typography - Minimalist */
.material-content h4,
.factor p,
.principle p,
.certification p {
  font-size: 1em;
  line-height: 1.7;
  color: rgba(51, 51, 51, 0.9);
  font-weight: 300;
  letter-spacing: 0.2px;
  margin-bottom: 16px;
}

.material-content ul {
  list-style: none;
  padding: 0;
  margin: 16px 0;
}

.material-content li,
.room-guide li {
  padding: 8px 0;
  padding-left: 24px;
  position: relative;
  color: rgba(51, 51, 51, 0.8);
  font-size: 0.95em;
  line-height: 1.6;
  font-weight: 300;
  letter-spacing: 0.1px;
}

.material-content li::before,
.room-guide li::before {
  content: "•";
  position: absolute;
  left: 8px;
  color: var(--lilac);
  font-size: 1.2em;
  opacity: 0.8;
}

/* Section Titles */
.guide-section h3,
.eco-principles h3 {
  font-size: 1.6em;
  font-weight: 300;
  letter-spacing: 0.5px;
  color: rgba(51, 51, 51, 0.9);
  margin-bottom: 2rem;
  text-align: center;
  position: relative;
  padding-bottom: 16px;
}

.guide-section h3::after,
.eco-principles h3::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 1px;
  background: var(--lilac);
  opacity: 0.6;
}

/* Responsive Grid Adjustments */
@media (max-width: 768px) {
  .materials-grid,
  .factors-grid,
  .rooms-materials,
  .principles-list,
  .certifications-list {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .section-header h2 {
    font-size: 1.8em;
  }

  .materials-intro {
    padding: 20px 24px;
  }
}

.design-principles:nth-child(even),
.color-theory:nth-child(even),
.space-planning:nth-child(even),
.interior-styles:nth-child(even),
.lighting-design:nth-child(even),
.textures-materials:nth-child(even),
.furniture-decor:nth-child(even),
.design-trends:nth-child(even) {
  background-color: #f8f5f0;
}

.principles-grid,
.styles-grid,
.lighting-types,
.materials-categories,
.furniture-categories,
.trends-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.principle-card,
.style-card,
.lighting-type-card,
.material-category-card,
.furniture-category-card,
.trend-card {
  background: white;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  border: 1px solid #e8e8e8;
}

.principle-card:hover,
.style-card:hover,
.lighting-type-card:hover,
.material-category-card:hover,
.furniture-category-card:hover,
.trend-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.style-card ul,
.lighting-type-card ul,
.material-category-card ul,
.furniture-category-card ul,
.trend-card ul {
  list-style: none;
  padding: 0;
  margin-top: 1rem;
}

.style-card li,
.lighting-type-card li,
.material-category-card li,
.furniture-category-card li,
.trend-card li {
  padding: 0.3rem 0;
  padding-left: 1.2rem;
  position: relative;
  color: var(--text-color);
  font-size: 0.9rem;
}

.style-card li::before,
.lighting-type-card li::before,
.material-category-card li::before,
.furniture-category-card li::before,
.trend-card li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: bold;
}

.color-content {
  margin-top: 2rem;
}

/* Enhanced Card Styles */
.principle-card,
.style-card {
  position: relative;
  overflow: hidden;
}

.principle-card::before,
.style-card::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;
}

.principle-card:hover::before,
.style-card:hover::before {
  left: 100%;
}

/* Color Category Specific Styles */
.warm-colors {
  border-left: 4px solid #ff6b6b;
}

.cool-colors {
  border-left: 4px solid #4ecdc4;
}

.neutral-colors {
  border-left: 4px solid #95a5a6;
}

.warm-colors:hover {
  box-shadow: 0 5px 20px rgba(255, 107, 107, 0.3);
}

.cool-colors:hover {
  box-shadow: 0 5px 20px rgba(78, 205, 196, 0.3);
}

.neutral-colors:hover {
  box-shadow: 0 5px 20px rgba(149, 165, 166, 0.3);
}

/* Color Theory Section Styles */
.color-psychology-block {
  background: #f8f9fa;
  padding: 2rem;
  border-radius: 12px;
  margin-bottom: 2rem;
  border-left: 4px solid var(--aubergine);
}

/* Lighting styles */
.lighting-basics-block,
.lighting-tips-block,
.textures-basics-block,
.texture-principles-block,
.furniture-basics-block,
.placement-rules-block,
.trends-intro-block,
.color-trends-block {
  margin: 2rem 0;
  padding: 2rem;
  background: white;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.lighting-tips-grid,
.texture-principles-grid,
.placement-rules-grid,
.color-trends-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.tip-card,
.texture-principle-card,
.placement-rule-card,
.color-trend-card {
  background: var(--cream);
  padding: 1.5rem;
  border-radius: 8px;
  text-align: center;
  border-left: 4px solid var(--aubergine);
  transition: all 0.3s ease;
}

.tip-card:hover,
.texture-principle-card:hover,
.placement-rule-card:hover,
.color-trend-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.tip-card h4,
.texture-principle-card h4,
.placement-rule-card h4,
.color-trend-card h4 {
  color: var(--aubergine);
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
}

.tip-card p,
.texture-principle-card p,
.placement-rule-card p {
  color: var(--charcoal);
  font-size: 0.9rem;
  margin: 0;
}

.color-categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.color-category {
  background: white;
  padding: 1.5rem;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.color-category:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.color-schemes-block {
  background: #f8f9fa;
  padding: 2rem;
  border-radius: 12px;
}

.schemes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.scheme-card {
  background: white;
  padding: 1.5rem;
  border-radius: 8px;
  text-align: center;
  transition: transform 0.3s ease;
}

.scheme-card:hover {
  transform: translateY(-3px);
}

/* Space Planning Section Styles */
.planning-basics-block {
  background: #f8f9fa;
  padding: 2rem;
  border-radius: 12px;
  margin-bottom: 2rem;
  border-left: 4px solid var(--aubergine);
}

.planning-principles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.principle-block {
  background: white;
  padding: 1.5rem;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.principle-block:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.planning-tips-block {
  background: #f8f9fa;
  padding: 2rem;
  border-radius: 12px;
}

.tips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.tip-card {
  background: white;
  padding: 1.5rem;
  border-radius: 8px;
  text-align: center;
  transition: transform 0.3s ease;
}

.tip-card:hover {
  transform: translateY(-3px);
}

/* Responsive Design for Concepts Page */
@media (max-width: 768px) {
  .color-categories {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .color-category {
    padding: 1rem;
  }

  .schemes-grid,
  .tips-grid,
  .styles-grid,
  .lighting-types,
  .lighting-tips-grid,
  .materials-categories,
  .texture-principles-grid,
  .furniture-categories,
  .placement-rules-grid,
  .trends-grid,
  .color-trends-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
  }

  .scheme-card {
    padding: 1rem;
  }

  .planning-principles {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .principle-block {
    padding: 1rem;
  }

  .tips-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
  }

  .tip-card {
    padding: 1rem;
  }

  .color-psychology-block,
  .planning-basics-block,
  .color-schemes-block,
  .planning-tips-block {
    padding: 1.5rem;
    margin-bottom: 1.5rem;
  }
}

@media (max-width: 480px) {
  .schemes-grid,
  .tips-grid,
  .styles-grid,
  .lighting-types,
  .lighting-tips-grid,
  .materials-categories,
  .texture-principles-grid,
  .furniture-categories,
  .placement-rules-grid,
  .trends-grid,
  .color-trends-grid {
    grid-template-columns: 1fr;
  }

  .color-psychology-block,
  .planning-basics-block,
  .color-schemes-block,
  .planning-tips-block {
    padding: 1rem;
    margin-bottom: 1rem;
  }

  .section-header {
    flex-direction: column;
    text-align: center;
    margin-bottom: 1.5rem;
  }

  .section-icon {
    margin-right: 0;
    margin-bottom: 0.5rem;
  }
}

/* Typography Enhancements for Concepts Page */
.color-psychology-block h3,
.planning-basics-block h3,
.color-schemes-block h3,
.planning-tips-block h3 {
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: 1rem;
  font-size: 1.5rem;
}

.color-category h4,
.principle-block h4,
.scheme-card h4,
.tip-card h4 {
  color: var(--text-color);
  font-weight: 500;
  margin-bottom: 0.75rem;
  font-size: 1.2rem;
}

.color-category p,
.principle-block p,
.scheme-card p,
.tip-card p {
  line-height: 1.6;
  color: var(--text-light);
  margin-bottom: 0;
}

/* Loading Animation */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.color-category,
.principle-block,
.scheme-card,
.tip-card {
  animation: fadeInUp 0.6s ease-out;
}

.color-category:nth-child(2) {
  animation-delay: 0.1s;
}
.color-category:nth-child(3) {
  animation-delay: 0.2s;
}
.principle-block:nth-child(2) {
  animation-delay: 0.1s;
}
.scheme-card:nth-child(2) {
  animation-delay: 0.1s;
}
.scheme-card:nth-child(3) {
  animation-delay: 0.2s;
}
.scheme-card:nth-child(4) {
  animation-delay: 0.3s;
}
.tip-card:nth-child(2) {
  animation-delay: 0.1s;
}
.tip-card:nth-child(3) {
  animation-delay: 0.2s;
}
.tip-card:nth-child(4) {
  animation-delay: 0.3s;
}

/* Focus States for Accessibility */
.color-category:focus,
.principle-block:focus,
.scheme-card:focus,
.tip-card:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Student Testimonials Section */
.testimonials {
  padding: 4rem 0;
  background: linear-gradient(135deg, var(--cream) 0%, #f8f4f0 100%);
}

.testimonials h2 {
  text-align: center;
  color: var(--aubergine);
  margin-bottom: 3rem;
  font-size: 2.5rem;
  font-weight: 600;
}

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

.testimonial-card {
  background: white;
  padding: 2rem;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(90, 42, 90, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid rgba(90, 42, 90, 0.1);
}

.testimonial-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(90, 42, 90, 0.15);
}

.testimonial-content {
  margin-bottom: 1.5rem;
}

.testimonial-content p {
  font-style: italic;
  color: var(--charcoal);
  line-height: 1.6;
  font-size: 1.1rem;
  position: relative;
}

.testimonial-content p::before {
  content: '"';
  font-size: 3rem;
  color: var(--lilac);
  position: absolute;
  left: -1rem;
  top: -0.5rem;
  font-family: serif;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.author-photo {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--lilac);
}

.author-info h4 {
  color: var(--aubergine);
  margin-bottom: 0.25rem;
  font-weight: 600;
}

.author-info span {
  color: var(--moss);
  font-size: 0.9rem;
  font-weight: 500;
}

/* Design Process Section */
.design-process {
  padding: 4rem 0;
  background: white;
}

.design-process h2 {
  text-align: center;
  color: var(--aubergine);
  margin-bottom: 3rem;
  font-size: 2.5rem;
  font-weight: 600;
}

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

.process-step {
  text-align: center;
  padding: 2rem;
  background: linear-gradient(135deg, var(--cream) 0%, #f8f4f0 100%);
  border-radius: 15px;
  transition: transform 0.3s ease;
  position: relative;
  border: 2px solid transparent;
}

.process-step:hover {
  transform: translateY(-5px);
  border-color: var(--lilac);
}

.step-number {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--aubergine);
  color: white;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 1.2rem;
}

.step-icon {
  width: 60px;
  height: 60px;
  margin: 1rem auto;
  filter: hue-rotate(280deg);
}

.process-step h3 {
  color: var(--aubergine);
  margin-bottom: 1rem;
  font-size: 1.3rem;
  font-weight: 600;
}

.process-step p {
  color: var(--charcoal);
  line-height: 1.6;
}

/* Interior Styles Gallery */
.styles-gallery {
  padding: 4rem 0;
  background: linear-gradient(135deg, var(--cream) 0%, #f8f4f0 100%);
}

.styles-gallery h2 {
  text-align: center;
  color: var(--aubergine);
  margin-bottom: 3rem;
  font-size: 2.5rem;
  font-weight: 600;
}

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

.style-card {
  background: white;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(90, 42, 90, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.style-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(90, 42, 90, 0.15);
}

.style-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.style-content {
  padding: 2rem;
}

.style-content h3 {
  color: var(--aubergine);
  margin-bottom: 1rem;
  font-size: 1.5rem;
  font-weight: 600;
}

.style-content p {
  color: var(--charcoal);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.style-features {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
}

.style-features li {
  color: var(--moss);
  font-size: 0.9rem;
  position: relative;
  padding-left: 1rem;
}

.style-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--aubergine);
  font-weight: bold;
}

/* Learning Benefits Section */
.learning-benefits {
  padding: 4rem 0;
  background: white;
}

.learning-benefits h2 {
  text-align: center;
  color: var(--aubergine);
  margin-bottom: 3rem;
  font-size: 2.5rem;
  font-weight: 600;
}

.benefits-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.benefit-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 2rem;
  padding: 1.5rem;
  background: linear-gradient(135deg, var(--cream) 0%, #f8f4f0 100%);
  border-radius: 10px;
  transition: transform 0.3s ease;
}

.benefit-item:hover {
  transform: translateX(10px);
}

.benefit-icon {
  width: 50px;
  height: 50px;
  filter: hue-rotate(280deg);
  flex-shrink: 0;
}

.benefit-info h3 {
  color: var(--aubergine);
  margin-bottom: 0.5rem;
  font-size: 1.2rem;
  font-weight: 600;
}

.benefit-info p {
  color: var(--charcoal);
  line-height: 1.6;
}

.learning-img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(90, 42, 90, 0.1);
}

/* Tools and Software Section */
.tools-section {
  padding: 4rem 0;
  background: linear-gradient(135deg, var(--cream) 0%, #f8f4f0 100%);
}

.tools-section h2 {
  text-align: center;
  color: var(--aubergine);
  margin-bottom: 1rem;
  font-size: 2.5rem;
  font-weight: 600;
}

.section-subtitle {
  text-align: center;
  color: var(--charcoal);
  margin-bottom: 3rem;
  font-size: 1.1rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

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

.tool-card {
  background: white;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(90, 42, 90, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.tool-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(90, 42, 90, 0.15);
}

.tool-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.tool-content {
  padding: 2rem;
}

.tool-content h3 {
  color: var(--aubergine);
  margin-bottom: 1rem;
  font-size: 1.3rem;
  font-weight: 600;
}

.tool-content p {
  color: var(--charcoal);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.tool-features {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.feature-tag {
  background: var(--lilac);
  color: var(--aubergine);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 500;
}

/* Responsive Design for New Sections */
@media (max-width: 768px) {
  .testimonials-grid,
  .process-grid,
  .styles-grid,
  .tools-grid {
    grid-template-columns: 1fr;
  }

  .benefits-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

  .testimonials h2,
  .design-process h2,
  .styles-gallery h2,
  .learning-benefits h2,
  .tools-section h2 {
    font-size: 2rem;
  }

  .testimonial-card,
  .process-step,
  .style-card,
  .tool-card {
    margin-bottom: 1rem;
  }

  .benefit-item:hover {
    transform: none;
  }
}

/* FAQ Section */
.faq-section {
  padding: 4rem 0;
  background: white;
}

.faq-section h2 {
  text-align: center;
  color: var(--aubergine);
  margin-bottom: 3rem;
  font-size: 2.5rem;
  font-weight: 600;
}

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

.faq-item {
  background: var(--cream);
  border-radius: 12px;
  margin-bottom: 1rem;
  border: 1px solid rgba(90, 42, 90, 0.1);
  overflow: hidden;
  transition: all 0.3s ease;
}

.faq-item:hover {
  box-shadow: 0 5px 20px rgba(90, 42, 90, 0.1);
  transform: translateY(-2px);
}

.faq-question {
  background: none;
  border: none;
  width: 100%;
  padding: 1.5rem 2rem;
  text-align: left;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--aubergine);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.3s ease;
}

.faq-question:hover {
  background: rgba(90, 42, 90, 0.05);
}

.faq-toggle {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--lilac);
  color: var(--aubergine);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: bold;
  transition: all 0.3s ease;
}

.faq-item.active .faq-toggle {
  background: var(--aubergine);
  color: white;
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

.faq-answer-content {
  padding: 0 2rem 1.5rem 2rem;
  color: var(--charcoal);
  line-height: 1.6;
}

/* Career Benefits Section */
.career-benefits-section {
  padding: 4rem 0;
  background: linear-gradient(135deg, var(--cream) 0%, #f8f4f0 100%);
}

.career-benefits-section h2 {
  text-align: center;
  color: var(--aubergine);
  margin-bottom: 3rem;
  font-size: 2.5rem;
  font-weight: 600;
}

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

.benefit-card {
  background: white;
  padding: 2rem;
  border-radius: 15px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(90, 42, 90, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid rgba(90, 42, 90, 0.1);
}

.benefit-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(90, 42, 90, 0.15);
}

.benefit-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 1.5rem;
  filter: hue-rotate(280deg);
}

.benefit-card h3 {
  color: var(--aubergine);
  margin-bottom: 1rem;
  font-size: 1.3rem;
  font-weight: 600;
}

.benefit-card p {
  color: var(--charcoal);
  line-height: 1.6;
}

/* Career Opportunities Section */
.career-opportunities-section {
  padding: 4rem 0;
  background: white;
}

.career-opportunities-section h2 {
  text-align: center;
  color: var(--aubergine);
  margin-bottom: 3rem;
  font-size: 2.5rem;
  font-weight: 600;
}

.opportunities-content {
  max-width: 1000px;
  margin: 0 auto;
}

.opportunities-text {
  text-align: center;
  margin-bottom: 3rem;
}

.opportunities-text p {
  font-size: 1.1rem;
  color: var(--charcoal);
  line-height: 1.6;
  max-width: 800px;
  margin: 0 auto;
}

.career-paths {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
  gap: 2rem;
}

.career-path {
  background: linear-gradient(135deg, var(--cream) 0%, #f8f4f0 100%);
  padding: 2rem;
  border-radius: 15px;
  display: flex;
  gap: 1.5rem;
  transition: transform 0.3s ease;
  border: 1px solid rgba(90, 42, 90, 0.1);
}

.career-path:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(90, 42, 90, 0.1);
}

.path-number {
  background: var(--aubergine);
  color: white;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: bold;
  flex-shrink: 0;
}

.path-content h3 {
  color: var(--aubergine);
  margin-bottom: 0.5rem;
  font-size: 1.3rem;
  font-weight: 600;
}

.path-content p {
  color: var(--charcoal);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.path-content ul {
  list-style: none;
  padding: 0;
}

.path-content li {
  color: var(--moss);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
  padding-left: 1rem;
  position: relative;
}

.path-content li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--aubergine);
  font-weight: bold;
}

/* Responsive Design for New Sections */
@media (max-width: 768px) {
  .benefits-grid {
    grid-template-columns: 1fr;
  }

  .career-paths {
    grid-template-columns: 1fr;
  }

  .career-path {
    flex-direction: column;
    text-align: center;
  }

  .path-number {
    margin: 0 auto 1rem;
  }

  .faq-question {
    padding: 1rem 1.5rem;
    font-size: 1rem;
  }

  .faq-answer-content {
    padding: 0 1.5rem 1rem 1.5rem;
  }

  .career-benefits-section h2,
  .career-opportunities-section h2,
  .faq-section h2 {
    font-size: 2rem;
  }
}

/* Print Styles */
@media print {
  .color-category,
  .principle-block,
  .scheme-card,
  .tip-card {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ddd;
  }

  .color-psychology-block,
  .planning-basics-block,
  .color-schemes-block,
  .planning-tips-block {
    box-shadow: none;
    border: 1px solid #ddd;
  }

  .testimonial-card,
  .process-step,
  .style-card,
  .tool-card {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ddd;
  }
}