:root {
  /* Primary color palette for aquarium theme */
  --primary-blue: #1a4b6e;
  --primary-teal: #2d7d8e;
  --primary-aqua: #4ba3b8;
  --primary-coral: #ff6b6b;
  --primary-kelp: #2d5a41;
  
  /* Light shades */
  --light-blue: #e6f1f7;
  --light-teal: #e8f4f6;
  --light-aqua: #f0f8fa;
  --light-coral: #ffe6e6;
  --light-kelp: #e8f0eb;
  
  /* Dark shades */
  --dark-blue: #0f2a3e;
  --dark-teal: #1a4c57;
  --dark-aqua: #2e6371;
  --dark-coral: #cc4444;
  --dark-kelp: #1a3327;
  
  /* Neutral colors */
  --white: #ffffff;
  --light-gray: #f8f9fa;
  --gray: #6c757d;
  --dark-gray: #343a40;
  --black: #000000;
  
  /* Conservative font sizes */
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.75rem;
  
  /* Gradients */
  --gradient-ocean: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-teal) 50%, var(--primary-aqua) 100%);
  --gradient-coral: linear-gradient(135deg, var(--primary-coral) 0%, #ff8e8e 100%);
  --gradient-kelp: linear-gradient(135deg, var(--primary-kelp) 0%, #4a7c59 100%);
}

/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--dark-gray);
  background-color: var(--white);
}

/* Respect prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Conservative typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 0.5rem;
}

h1 { font-size: var(--font-size-3xl); }
h2 { font-size: var(--font-size-2xl); }
h3 { font-size: var(--font-size-xl); }
h4 { font-size: var(--font-size-lg); }
h5 { font-size: var(--font-size-base); }
h6 { font-size: var(--font-size-sm); }

p {
  margin-bottom: 1rem;
  font-size: var(--font-size-base);
}

/* Header */
.navbar {
  background: var(--gradient-ocean) !important;
  padding: 1rem 0;
  box-shadow: 0 2px 10px rgba(26, 75, 110, 0.1);
}

.navbar-brand {
  font-size: var(--font-size-lg) !important;
  font-weight: 700;
  color: var(--white) !important;
  text-decoration: none;
}

.navbar-nav .nav-link {
  font-size: 10px;
  color: var(--white) !important;
  font-weight: 500;
  margin: 0 0.5rem;
  transition: color 0.3s ease;
}

.navbar-nav .nav-link:hover {
  color: var(--light-aqua) !important;
}

.navbar-toggler {
  border-color: var(--white);
}

.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

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

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('../images/hero-bg.webp') center/cover;
  opacity: 0.1;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  color: var(--white);
}

.hero-title {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  margin-bottom: 1rem;
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  margin-bottom: 1rem;
  opacity: 0.9;
}

.hero-desc {
  font-size: var(--font-size-base);
  margin-bottom: 2rem;
  opacity: 0.8;
}

/* Decorative shapes */
.hero-shape {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  animation: float 6s ease-in-out infinite;
}

.hero-shape:nth-child(1) {
  width: 100px;
  height: 100px;
  top: 20%;
  right: 10%;
  animation-delay: 0s;
}

.hero-shape:nth-child(2) {
  width: 60px;
  height: 60px;
  top: 60%;
  right: 20%;
  animation-delay: 2s;
}

.hero-shape:nth-child(3) {
  width: 80px;
  height: 80px;
  bottom: 20%;
  left: 15%;
  animation-delay: 4s;
}

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

/* Section styles */
.section {
  padding: 4rem 0;
}

.section:nth-child(even) {
  background-color: var(--light-gray);
}

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

.section-title h2 {
  color: var(--primary-blue);
  margin-bottom: 1rem;
}

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

/* About Section */
.about-feature {
  text-align: center;
  padding: 2rem 1rem;
  background: var(--white);
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  margin-bottom: 2rem;
  transition: transform 0.3s ease;
}

.about-feature:hover {
  transform: translateY(-5px);
}

.about-feature i {
  font-size: 3rem;
  color: var(--primary-teal);
  margin-bottom: 1rem;
}

.about-feature h4 {
  color: var(--primary-blue);
  margin-bottom: 1rem;
}

/* Services Section */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

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

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.service-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.service-card-content {
  padding: 1.5rem;
}

.service-card h4 {
  color: var(--primary-blue);
  margin-bottom: 1rem;
}

.service-card .price {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--primary-coral);
  margin: 1rem 0;
}

.service-features {
  list-style: none;
  margin: 1rem 0;
}

.service-features li {
  padding: 0.25rem 0;
  color: var(--gray);
}

.service-features li::before {
  content: '✓';
  color: var(--primary-teal);
  font-weight: bold;
  margin-right: 0.5rem;
}

/* Features Section */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.feature-item {
  text-align: center;
  padding: 2rem;
  background: var(--white);
  border-radius: 10px;
  border: 3px solid var(--light-teal);
  transition: border-color 0.3s ease;
}

.feature-item:hover {
  border-color: var(--primary-teal);
}

.feature-item i {
  font-size: 3rem;
  color: var(--primary-aqua);
  margin-bottom: 1rem;
}

/* Price Plan Section */
.price-plan-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.price-plan-card {
  background: var(--white);
  border-radius: 15px;
  padding: 2rem;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  position: relative;
  transition: transform 0.3s ease;
}

.price-plan-card:hover {
  transform: translateY(-5px);
}

.price-plan-card.featured {
  background: var(--gradient-ocean);
  color: var(--white);
  transform: scale(1.05);
}

.price-plan-card.featured h4,
.price-plan-card.featured .price {
  color: var(--white);
}

.price-plan-card .price {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--primary-coral);
  margin: 1rem 0;
}

/* Team Section */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

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

.team-card:hover {
  transform: translateY(-5px);
}

.team-card img {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 1rem;
  border: 5px solid var(--light-teal);
}

.team-card h4 {
  color: var(--primary-blue);
  margin-bottom: 0.5rem;
}

.team-card .role {
  color: var(--primary-teal);
  font-weight: 500;
}

/* Reviews Section */
.reviews-slider {
  margin-top: 3rem;
}

.review-item {
  background: var(--white);
  padding: 2rem;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  text-align: center;
  margin: 0 1rem;
}

.review-item .stars {
  color: #ffd700;
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.review-item .author {
  font-weight: 600;
  color: var(--primary-blue);
  margin-top: 1rem;
}

/* Case Studies Section */
.casestudy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

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

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

.casestudy-item img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.casestudy-content {
  padding: 1.5rem;
}

.casestudy-content h4 {
  color: var(--primary-blue);
  margin-bottom: 1rem;
}

/* Process Section */
.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

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

.process-item .step-number {
  width: 60px;
  height: 60px;
  background: var(--gradient-ocean);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin: 0 auto 1rem;
}

.process-item h4 {
  color: var(--primary-blue);
  margin-bottom: 1rem;
}

/* Timeline Section */
.timeline {
  position: relative;
  margin-top: 3rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--primary-teal);
  transform: translateX(-50%);
}

.timeline-item {
  margin-bottom: 3rem;
  position: relative;
}

.timeline-item:nth-child(odd) .timeline-content {
  margin-right: 50%;
  padding-right: 2rem;
  text-align: right;
}

.timeline-item:nth-child(even) .timeline-content {
  margin-left: 50%;
  padding-left: 2rem;
}

.timeline-content {
  background: var(--white);
  padding: 1.5rem;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.timeline-content h4 {
  color: var(--primary-blue);
  margin-bottom: 1rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 20px;
  width: 20px;
  height: 20px;
  background: var(--primary-coral);
  border-radius: 50%;
  transform: translateX(-50%);
  border: 3px solid var(--white);
  box-shadow: 0 0 0 3px var(--primary-teal);
}

/* Career Section */
.career-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.career-item {
  background: var(--white);
  padding: 2rem;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  border-left: 5px solid var(--primary-teal);
  transition: transform 0.3s ease;
}

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

.career-item h4 {
  color: var(--primary-blue);
  margin-bottom: 1rem;
}

.career-item .role {
  color: var(--primary-coral);
  font-weight: 600;
  margin-bottom: 1rem;
}

/* Core Info Section */
.coreinfo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.coreinfo-item {
  text-align: center;
  padding: 2rem;
  background: var(--white);
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

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

.coreinfo-item i {
  font-size: 3rem;
  color: var(--primary-aqua);
  margin-bottom: 1rem;
}

.coreinfo-item h4 {
  color: var(--primary-blue);
  margin-bottom: 1rem;
}

/* Contact Form */
.contact-form {
  background: var(--white);
  padding: 3rem;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  margin-top: 3rem;
}

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

.contact-form label {
  font-weight: 600;
  color: var(--primary-blue);
  margin-bottom: 0.5rem;
  display: block;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.75rem;
  border: 2px solid var(--light-teal);
  border-radius: 8px;
  font-size: var(--font-size-base);
  transition: border-color 0.3s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--primary-teal);
}

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

.contact-form .checkbox-wrapper {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.contact-form input[type="checkbox"] {
  width: auto;
  margin: 0;
}

.btn-submit {
  background: var(--gradient-ocean);
  color: var(--white);
  border: none;
  padding: 1rem 2rem;
  border-radius: 8px;
  font-size: var(--font-size-base);
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(26, 75, 110, 0.3);
}

/* Blog Section */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

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

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

.blog-item img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.blog-content {
  padding: 1.5rem;
}

.blog-content h4 {
  color: var(--primary-blue);
  margin-bottom: 1rem;
}

.blog-link {
  color: var(--primary-teal);
  text-decoration: none;
  font-weight: 600;
}

.blog-link:hover {
  color: var(--primary-blue);
}

/* FAQ Section */
.faq-container {
  margin-top: 3rem;
}

.faq-item {
  background: var(--white);
  margin-bottom: 1rem;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  overflow: hidden;
}

.faq-question {
  background: var(--light-teal);
  padding: 1.5rem;
  cursor: pointer;
  border: none;
  width: 100%;
  text-align: left;
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--primary-blue);
  transition: background-color 0.3s ease;
}

.faq-question:hover {
  background: var(--primary-teal);
  color: var(--white);
}

.faq-question::after {
  content: '+';
  float: right;
  font-size: 1.5rem;
  transition: transform 0.3s ease;
}

.faq-question.active::after {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 1.5rem;
  background: var(--white);
  display: none;
  color: var(--gray);
}

.faq-answer.active {
  display: block;
}

/* Gallery Section */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
  margin-top: 3rem;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: 10px;
  aspect-ratio: 1;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.gallery-item:hover img {
  transform: scale(1.1);
}

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

.footer h5 {
  color: var(--light-aqua);
  margin-bottom: 1rem;
}

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

.footer a:hover {
  color: var(--light-aqua);
}

.footer-bottom {
  border-top: 1px solid var(--primary-blue);
  margin-top: 2rem;
  padding-top: 1rem;
  text-align: center;
}

/* Breadcrumbs */
.breadcrumb-container {
  padding: 1rem 0;
  background: var(--light-gray);
}

.breadcrumb-img {
  max-height: 30px;
  width: auto;
}

/* Space page */
#space {
  min-height: 60vh;
  background: var(--light-gray);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Utility classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 3rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

.justify-content-center { justify-content: center; }
.align-items-center { align-items: center; }

.position-relative { position: relative; }
.position-absolute { position: absolute; }

.w-100 { width: 100%; }
.h-100 { height: 100%; }

/* Animation classes */
.fade-in {
  opacity: 0;
  animation: fadeIn 1s ease-in-out forwards;
}

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

.slide-up {
  transform: translateY(30px);
  opacity: 0;
  animation: slideUp 0.8s ease-out forwards;
}

@keyframes slideUp {
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Print styles */
@media print {
  .navbar,
  .footer,
  .btn-submit {
    display: none;
  }
  
  body {
    background: white;
    color: black;
  }
  
  .section {
    page-break-inside: avoid;
  }
}