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

:root {
  --primary: #0d7377;
  --primary-dark: #095456;
  --primary-light: #14919b;
  --accent: #1a4d5c;
  --background: #ffffff;
  --foreground: #1a1a2e;
  --muted: #6b7280;
  --muted-foreground: #6b7280;
  --card-bg: #f8fafc;
  --border: #e2e8f0;
  --success: #10b981;
  --error: #ef4444;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: var(--foreground);
  background: var(--background);
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

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

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
}

@media (min-width: 640px) {
  .container {
    padding: 0 1.5rem;
  }
}

@media (min-width: 1024px) {
  .container {
    padding: 0 2rem;
  }
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--primary);
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.nav-desktop {
  display: none;
}

@media (min-width: 768px) {
  .nav-desktop {
    display: flex;
    align-items: center;
    gap: 2rem;
  }
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted);
  transition: color 0.2s;
  padding: 0.5rem 0;
}

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

.btn-contact {
  background: var(--primary);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  font-size: 0.875rem;
  font-weight: 500;
  transition: background 0.2s;
}

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

.mobile-menu-btn {
  display: flex;
  padding: 0.5rem;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--foreground);
}

@media (min-width: 768px) {
  .mobile-menu-btn {
    display: none;
  }
}

.mobile-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: white;
  border-bottom: 1px solid var(--border);
  padding: 1rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.mobile-nav.open {
  display: block;
}

.mobile-nav a {
  display: block;
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted);
  border-radius: 6px;
  transition: all 0.2s;
}

.mobile-nav a:hover,
.mobile-nav a.active {
  background: var(--card-bg);
  color: var(--primary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 6px;
  font-size: 0.875rem;
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
}

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

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

.btn-outline {
  background: rgba(255, 255, 255, 0.1);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(4px);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.2);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1rem;
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 600px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

@media (min-width: 1024px) {
  .hero {
    min-height: 700px;
  }
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.6));
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  padding: 5rem 1rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 9999px;
  color: white;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: 2.25rem;
  font-weight: 700;
  color: white;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

@media (min-width: 640px) {
  .hero h1 {
    font-size: 3rem;
  }
}

@media (min-width: 1024px) {
  .hero h1 {
    font-size: 3.75rem;
  }
}

.hero p {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.8);
  max-width: 800px;
  margin: 0 auto 2.5rem;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

/* Page Headers */
.page-header {
  background: linear-gradient(to bottom right, rgba(13, 115, 119, 0.05), var(--background), rgba(26, 77, 92, 0.05));
  padding: 4rem 0;
}

@media (min-width: 1024px) {
  .page-header {
    padding: 6rem 0;
  }
}

.page-header h1 {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--foreground);
  margin-bottom: 1rem;
}

@media (min-width: 640px) {
  .page-header h1 {
    font-size: 3rem;
  }
}

.page-header p {
  font-size: 1.125rem;
  color: var(--muted);
  max-width: 800px;
}

/* Sections */
.section {
  padding: 5rem 0;
}

@media (min-width: 1024px) {
  .section {
    padding: 7rem 0;
  }
}

.section-header {
  max-width: 800px;
  margin: 0 auto 4rem;
  text-align: center;
}

.section-header h2 {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--foreground);
  margin-bottom: 1rem;
}

@media (min-width: 640px) {
  .section-header h2 {
    font-size: 2.25rem;
  }
}

.section-header p {
  font-size: 1.125rem;
  color: var(--muted);
}

.section-alt {
  background: var(--card-bg);
}

/* Cards */
.card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.5rem;
  transition: box-shadow 0.2s;
}

.card:hover {
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.card-icon {
  width: 56px;
  height: 56px;
  background: rgba(13, 115, 119, 0.1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  color: var(--primary);
}

.card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--foreground);
  margin-bottom: 0.5rem;
}

.card p {
  font-size: 0.875rem;
  color: var(--muted);
}

/* Grid layouts */
.grid-2 {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

.grid-3 {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.grid-4 {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

.grid-5 {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .grid-5 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .grid-5 {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-5 {
    grid-template-columns: repeat(5, 1fr);
  }
}

/* CTA Section */
.cta-section {
  background: var(--primary);
  padding: 5rem 0;
  text-align: center;
}

.cta-section h2 {
  font-size: 1.875rem;
  font-weight: 700;
  color: white;
  margin-bottom: 1rem;
}

@media (min-width: 640px) {
  .cta-section h2 {
    font-size: 2.25rem;
  }
}

.cta-section p {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 2rem;
}

/* Contact Form */
.contact-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 1024px) {
  .contact-grid {
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
  }
}

.contact-info-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.contact-info-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--foreground);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.contact-info-card p {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.6;
}

.form-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 2rem;
}

.form-card h2 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--foreground);
  margin-bottom: 0.5rem;
}

.form-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--muted);
  margin-bottom: 1.5rem;
}

.form-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
}

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

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--foreground);
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: white;
  color: var(--foreground);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(13, 115, 119, 0.1);
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

.form-group .error {
  font-size: 0.75rem;
  color: var(--error);
  margin-top: 0.25rem;
}

.honeypot {
  position: absolute;
  left: -9999px;
}

/* Check list */
.check-list {
  list-style: none;
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  font-size: 0.875rem;
  color: var(--muted);
}

.check-list svg {
  flex-shrink: 0;
  margin-top: 0.125rem;
  color: var(--primary);
}

/* Product categories */
.product-category {
  background: white;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 2rem;
  margin-bottom: 2rem;
}

.product-category h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--foreground);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.product-category ul {
  list-style: disc;
  padding-left: 1.5rem;
}

.product-category li {
  font-size: 0.875rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

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

.footer-grid {
  display: grid;
  gap: 2rem;
  margin-bottom: 3rem;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

.footer h4 {
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: rgba(255, 255, 255, 0.9);
}

.footer p {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.6;
}

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

.footer a {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
  transition: color 0.2s;
}

.footer a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
  text-align: center;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.5);
}

/* Toast notifications */
.toast-container {
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  z-index: 1000;
}

.toast {
  background: white;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.5rem;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  animation: slideIn 0.3s ease;
}

.toast.success {
  border-left: 4px solid var(--success);
}

.toast.error {
  border-left: 4px solid var(--error);
}

.toast-title {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--foreground);
}

.toast-message {
  font-size: 0.875rem;
  color: var(--muted);
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Mission/Vision cards */
.mission-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 2rem;
}

.mission-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 1rem;
}

.mission-card p {
  color: var(--muted);
  line-height: 1.7;
}

/* Value cards */
.value-card {
  text-align: center;
  padding: 1.5rem;
}

.value-card .card-icon {
  margin: 0 auto 1rem;
}

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

.text-primary {
  color: var(--primary);
}

.mb-0 {
  margin-bottom: 0;
}

.mb-4 {
  margin-bottom: 1rem;
}

.mb-8 {
  margin-bottom: 2rem;
}

.mt-8 {
  margin-top: 2rem;
}

.hidden {
  display: none;
}

/* Icons - SVG styling */
svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}

.icon-sm {
  width: 16px;
  height: 16px;
}

.icon-md {
  width: 20px;
  height: 20px;
}

.icon-lg {
  width: 28px;
  height: 28px;
}