/* Root Variables */
:root {
  --primary: #047152;
  --secondary: #368D75;
  --tertiary: #68AA97;
  --accent: #9BC6BA;
  --light-bg: #CDE3DC;
  --dark-text: #1a1a1a;
  --light-text: #ffffff;
  --border-radius: 12px;
  --box-shadow: 0 4px 20px rgba(4, 113, 82, 0.1);
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--dark-text);
  background-color: #f8f9f8;
}

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

a:hover {
  color: var(--secondary);
}

button, input[type="submit"] {
  cursor: pointer;
  border: none;
  transition: var(--transition);
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* Header Styles */
header {
  background: var(--light-text);
  box-shadow: var(--box-shadow);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}

.logo {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-icon {
  width: 40px;
  height: 40px;
  fill: var(--primary);
}

nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  align-items: center;
}

nav a {
  font-weight: 500;
  color: var(--dark-text);
  position: relative;
}

nav a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary);
  transition: width 0.3s ease;
}

nav a:hover::after {
  width: 100%;
}

.cta-header {
  background: var(--primary);
  color: var(--light-text);
  padding: 0.7rem 1.5rem;
  border-radius: var(--border-radius);
  font-weight: 600;
  white-space: nowrap;
}

.cta-header:hover {
  background: var(--secondary);
  color: var(--light-text);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  background: none;
  font-size: 1.5rem;
  color: var(--primary);
}

/* Footer Styles */
footer {
  background: var(--primary);
  color: var(--light-text);
  padding: 3rem 2rem 1rem;
  margin-top: 4rem;
}

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

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.footer-section h3 {
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

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

.footer-section ul li {
  margin-bottom: 0.7rem;
}

.footer-section a {
  color: var(--light-bg);
}

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

.footer-bottom {
  text-align: center;
  padding-top: 1rem;
  font-size: 0.9rem;
  opacity: 0.9;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: var(--light-text);
  padding: 6rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><defs><pattern id="grid" width="40" height="40" patternUnits="userSpaceOnUse"><path d="M 40 0 L 0 0 0 40" fill="none" stroke="white" stroke-width="0.5" opacity="0.1"/></pattern></defs><rect width="1200" height="600" fill="none"/><rect width="1200" height="600" fill="url(%23grid)"/></svg>');
  opacity: 0.5;
}

.hero-content {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 1.5rem;
  line-height: 1.2;
  font-weight: 800;
}

.hero p {
  font-size: 1.3rem;
  margin-bottom: 2rem;
  opacity: 0.95;
  line-height: 1.6;
}

.hero .cta-btn {
  display: inline-block;
  background: var(--light-text);
  color: var(--primary);
  padding: 1rem 2.5rem;
  border-radius: var(--border-radius);
  font-weight: 700;
  font-size: 1.1rem;
  margin: 0.5rem;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.hero .cta-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  color: var(--secondary);
}

/* Main Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

section {
  padding: 4rem 2rem;
}

/* Introduction Section with Form */
.intro-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
  max-width: 1200px;
  margin: 0 auto;
  padding: 4rem 2rem;
}

.intro-content h2 {
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: 1.5rem;
  font-weight: 700;
}

.intro-content p {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--dark-text);
  margin-bottom: 1rem;
  text-align: justify;
}

/* Contact Form Styles */
.contact-form {
  background: var(--light-bg);
  padding: 2.5rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  border-left: 5px solid var(--primary);
}

.contact-form h3 {
  color: var(--primary);
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
}

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

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--primary);
  font-weight: 600;
  font-size: 0.95rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.8rem;
  border: 2px solid var(--accent);
  border-radius: 8px;
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
  background: var(--light-text);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(4, 113, 82, 0.1);
}

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

.form-submit {
  width: 100%;
  background: var(--primary);
  color: var(--light-text);
  padding: 1rem;
  border-radius: 8px;
  font-weight: 700;
  font-size: 1rem;
  transition: var(--transition);
}

.form-submit:hover {
  background: var(--secondary);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(4, 113, 82, 0.3);
}

/* Offerings Section */
.offerings-section {
  background: var(--light-bg);
  padding: 4rem 2rem;
}

.offerings-section h2 {
  text-align: center;
  font-size: 2.2rem;
  color: var(--primary);
  margin-bottom: 3rem;
  font-weight: 700;
}

.offerings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.offering-card {
  background: var(--light-text);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  border-top: 4px solid var(--tertiary);
  transition: var(--transition);
}

.offering-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 30px rgba(4, 113, 82, 0.2);
}

.offering-card svg {
  width: 50px;
  height: 50px;
  fill: var(--secondary);
  margin-bottom: 1rem;
}

.offering-card h3 {
  color: var(--primary);
  margin-bottom: 1rem;
  font-size: 1.2rem;
}

.offering-card p {
  color: #555;
  line-height: 1.6;
  font-size: 0.95rem;
}

/* Applications Section */
.applications-section {
  padding: 4rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.applications-section h2 {
  text-align: center;
  font-size: 2.2rem;
  color: var(--primary);
  margin-bottom: 3rem;
  font-weight: 700;
}

.applications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
}

.app-card {
  background: var(--light-text);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

.app-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 10px 35px rgba(4, 113, 82, 0.25);
}

.app-card-header {
  background: linear-gradient(135deg, var(--secondary), var(--tertiary));
  color: var(--light-text);
  padding: 1.5rem;
  font-weight: 700;
  font-size: 1.3rem;
}

.app-card-content {
  padding: 2rem;
}

.app-card-content h3 {
  color: var(--primary);
  margin-bottom: 1rem;
  font-size: 1.2rem;
  font-weight: 700;
}

.app-card-content p {
  color: #555;
  line-height: 1.7;
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.app-card-list {
  list-style: none;
  margin-top: 1rem;
}

.app-card-list li {
  padding: 0.5rem 0;
  color: #666;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--light-bg);
}

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

/* Product Cards */
.products-section {
  padding: 4rem 2rem;
  background: var(--light-bg);
}

.products-section .section-headline {
  text-align: center;
  font-size: 2.2rem;
  color: var(--primary);
  margin-bottom: 1rem;
  font-weight: 700;
}

.products-section .section-subheadline {
  text-align: center;
  font-size: 1.1rem;
  color: var(--secondary);
  margin-bottom: 3rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2.5rem;
  max-width: 1200px;
  margin: 0 auto;
}

.product-card {
  background: var(--light-text);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-12px);
  box-shadow: 0 15px 40px rgba(4, 113, 82, 0.2);
}

.product-image {
  width: 100%;
  height: 250px;
  object-fit: contain;
  background: linear-gradient(135deg, var(--accent), var(--light-bg));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--primary);
}

.product-badge {
  position: absolute;
  top: 15px;
  right: 15px;
  background: var(--primary);
  color: var(--light-text);
  padding: 0.5rem 1rem;
  border-radius: 25px;
  font-size: 0.85rem;
  font-weight: 700;
}

.product-content {
  padding: 2rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.product-content h3 {
  color: var(--primary);
  margin-bottom: 1rem;
  font-size: 1.4rem;
  font-weight: 700;
}

.product-content p {
  color: #666;
  line-height: 1.7;
  margin-bottom: 1.5rem;
  flex-grow: 1;
  font-size: 0.95rem;
}

.product-specs {
  background: var(--light-bg);
  padding: 1.5rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
}

.product-specs ul {
  list-style: none;
}

.product-specs li {
  padding: 0.4rem 0;
  color: #555;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.product-specs li:before {
  content: '✓';
  color: var(--secondary);
  font-weight: bold;
}

.product-cta {
  background: var(--primary);
  color: var(--light-text);
  padding: 0.8rem 1.5rem;
  border-radius: 8px;
  text-align: center;
  font-weight: 600;
  transition: var(--transition);
  align-self: flex-start;
  width: 100%;
}

.product-cta:hover {
  background: var(--secondary);
}

/* How It Works Section */
.how-works-section {
  padding: 4rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.how-works-section h2 {
  text-align: center;
  font-size: 2.2rem;
  color: var(--primary);
  margin-bottom: 3rem;
  font-weight: 700;
}

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

.step {
  text-align: center;
  padding: 2rem;
  background: var(--light-bg);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  transition: var(--transition);
  position: relative;
}

.step:hover {
  transform: translateY(-8px);
}

.step-number {
  font-size: 3rem;
  color: var(--primary);
  font-weight: 700;
  margin-bottom: 1rem;
}

.step h3 {
  color: var(--secondary);
  margin-bottom: 0.5rem;
}

.step p {
  color: #666;
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Trust Signals Section */
.trust-section {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: var(--light-text);
  padding: 4rem 2rem;
  text-align: center;
}

.trust-section h2 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
  font-weight: 700;
}

.trust-section p {
  font-size: 1.1rem;
  max-width: 800px;
  margin: 0 auto 2rem;
  line-height: 1.8;
}

.trust-section .cta-btn {
  background: var(--light-text);
  color: var(--primary);
  padding: 1rem 2.5rem;
  border-radius: var(--border-radius);
  font-weight: 700;
  display: inline-block;
  transition: var(--transition);
}

.trust-section .cta-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
  color: var(--secondary);
}

/* About Section */
.about-section {
  padding: 4rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  margin-bottom: 3rem;
}

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

.about-image img {
  width: 100%;
  height: auto;
  display: block;
}

.about-content h2 {
  color: var(--primary);
  font-size: 2rem;
  margin-bottom: 1.5rem;
  font-weight: 700;
}

.about-content p {
  color: #666;
  line-height: 1.8;
  margin-bottom: 1rem;
  font-size: 1rem;
  text-align: justify;
}

.about-subsection {
  background: var(--light-bg);
  padding: 2rem;
  border-radius: var(--border-radius);
  margin-bottom: 2rem;
}

.about-subsection h3 {
  color: var(--primary);
  margin-bottom: 1rem;
  font-size: 1.3rem;
  font-weight: 700;
}

.about-subsection p {
  color: #666;
  line-height: 1.7;
  text-align: justify;
}

.about-list {
  list-style: none;
  padding: 2rem;
  background: var(--light-bg);
  border-radius: var(--border-radius);
  margin-bottom: 2rem;
}

.about-list li {
  padding: 0.7rem 0;
  color: #666;
  font-size: 0.95rem;
  border-bottom: 1px solid var(--accent);
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.about-list li:last-child {
  border-bottom: none;
}

.about-list li:before {
  content: '→';
  color: var(--secondary);
  font-weight: bold;
  min-width: 20px;
}

/* FAQs Section */
.faq-section {
  padding: 4rem 2rem;
  background: var(--light-bg);
}

.faq-container {
  max-width: 900px;
  margin: 0 auto;
}

.faq-section h2 {
  text-align: center;
  font-size: 2.2rem;
  color: var(--primary);
  margin-bottom: 3rem;
  font-weight: 700;
}

.faq-item {
  background: var(--light-text);
  margin-bottom: 1.5rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  overflow: hidden;
}

.faq-question {
  background: linear-gradient(135deg, var(--accent), var(--light-bg));
  padding: 1.5rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  color: var(--primary);
  transition: var(--transition);
}

.faq-question:hover {
  background: linear-gradient(135deg, var(--tertiary), var(--accent));
}

.faq-toggle {
  font-size: 1.5rem;
  color: var(--primary);
  transition: var(--transition);
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  background: var(--light-text);
}

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

.faq-answer p {
  padding: 1.5rem;
  color: #666;
  line-height: 1.7;
  text-align: justify;
}

/* Contact Info Section */
.contact-info {
  background: var(--primary);
  color: var(--light-text);
  padding: 3rem 2rem;
  text-align: center;
}

.contact-info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 2rem auto 0;
}

.contact-info-card {
  background: rgba(255, 255, 255, 0.1);
  padding: 2rem;
  border-radius: var(--border-radius);
  backdrop-filter: blur(10px);
}

.contact-info-card h3 {
  margin-bottom: 1rem;
  font-size: 1.2rem;
}

.contact-info-card p {
  opacity: 0.95;
  line-height: 1.6;
}

.contact-info-card a {
  color: var(--light-text);
  font-weight: 600;
}

.contact-info-card a:hover {
  text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .intro-section {
    grid-template-columns: 1fr;
  }

  nav ul {
    gap: 1rem;
  }

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

  .offerings-grid,
  .applications-grid,
  .products-grid,
  .steps-grid {
    grid-template-columns: 1fr;
  }

  .header-container {
    padding: 1rem;
    gap: 1rem;
  }

  .menu-toggle {
    display: block;
  }

  nav {
    display: none;
    width: 100%;
  }

  nav.active {
    display: block;
  }

  nav ul {
    flex-direction: column;
    gap: 0.5rem;
  }

  nav a {
    display: block;
    padding: 0.5rem;
  }

  .hero {
    padding: 4rem 1rem;
  }

  section {
    padding: 2.5rem 1rem;
  }

  .contact-form {
    padding: 1.5rem;
  }

  .app-card-header,
  .step {
    padding: 1.5rem;
  }

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

@media (max-width: 480px) {
  .logo {
    font-size: 1.3rem;
  }

  .logo-icon {
    width: 30px;
    height: 30px;
  }

  .hero h1 {
    font-size: 1.5rem;
  }

  .hero p {
    font-size: 0.9rem;
  }

  .hero-content {
    padding: 0 1rem;
  }

  .about-content h2,
  .applications-section h2,
  .products-section .section-headline {
    font-size: 1.5rem;
  }

  .form-group input,
  .form-group textarea,
  .form-group select {
    font-size: 16px;
  }

  .offering-card,
  .step,
  .about-subsection {
    padding: 1.5rem;
  }

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

  footer {
    padding: 2rem 1rem 0.5rem;
  }

  .footer-content {
    gap: 1.5rem;
  }
}