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

:root {
  --color-primary: #007697;
  --color-secondary: #3391AC;
  --color-tertiary: #66ADC1;
  --color-light: #99C8D5;
  --color-lighter: #CCE4EA;
  --text-dark: #222;
  --text-light: #666;
  --border-radius: 8px;
  --transition: all 0.3s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text-dark);
  line-height: 1.6;
  background-color: #f9f9f9;
}

/* ===== Header & Navigation ===== */
header {
  background-color: #fff;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.logo {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
  letter-spacing: -0.5px;
}

.logo span {
  color: var(--color-secondary);
}

nav ul {
  list-style: none;
  display: flex;
  gap: 30px;
}

nav a {
  text-decoration: none;
  color: var(--text-dark);
  font-weight: 500;
  font-size: 14px;
  transition: var(--transition);
  position: relative;
}

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

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

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

/* ===== Footer ===== */
footer {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: white;
  padding: 50px 20px 20px;
  margin-top: 80px;
}

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

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-section h3 {
  font-size: 16px;
  margin-bottom: 15px;
  font-weight: 600;
}

.footer-section p,
.footer-section a {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  display: block;
  margin-bottom: 8px;
}

.footer-section a:hover {
  color: #fff;
  text-decoration: underline;
}

.footer-divider {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: 20px;
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.8);
}

/* ===== Container & Grid ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin: 40px 0;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
  margin: 40px 0;
}

.grid-2-unequal {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  margin: 50px 0;
}

/* ===== Hero Section ===== */
.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: white;
  padding: 100px 20px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  z-index: 0;
}
hero-content
. {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}
.hero-content p{
color: white;
}
.hero h1 {
  font-size: clamp(32px, 5vw, 48px);
  margin-bottom: 20px;
  font-weight: 700;
  line-height: 1.2;
}

.hero p {
  font-size: 16px;
  margin-bottom: 30px;
  line-height: 1.8;
  opacity: 0.95;
}

.hero-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border: none;
  border-radius: var(--border-radius);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  text-align: center;
}

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

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

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

.btn-secondary:hover {
  background-color: transparent;
  transform: translateY(-2px);
}

.btn-outline {
  background-color: transparent;
  color: white;
  border: 2px solid white;
}

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

/* ===== Section Styling ===== */
section {
  padding: 60px 20px;
}

section h2 {
  font-size: clamp(28px, 4vw, 36px);
  margin-bottom: 15px;
  color: var(--color-primary);
  text-align: center;
  padding-top:50px;
}

section h3 {
  font-size: 22px;
  margin-bottom: 15px;
  color: var(--color-primary);
}

section p {
  color: var(--text-light);
  margin-bottom: 15px;
  line-height: 1.8;
}

.section-subtitle {
  text-align: center;
  color: var(--text-light);
  margin-bottom: 40px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== Cards ===== */
.card {
  background: white;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 30px rgba(0, 118, 151, 0.15);
}

.card-header {
  padding: 30px;
  background: linear-gradient(135deg, var(--color-lighter) 0%, var(--color-light) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 120px;
}

.card-icon {
  width: 50px;
  height: 50px;
  color: var(--color-primary);
}

.card-body {
  padding: 25px 30px;
  flex-grow: 1;
}

.card-body h4 {
  font-size: 18px;
  margin-bottom: 12px;
  color: var(--color-primary);
}

.card-body p {
  font-size: 14px;
  color: var(--text-light);
  margin-bottom: 0;
}

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

/* ===== Product Cards ===== */
.product-card {
  background: white;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  transition: var(--transition);
}

.product-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 12px 35px rgba(0, 118, 151, 0.2);
}

.product-image {
  width: 100%;
  height: 250px;
  background: var(--color-lighter);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

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

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

.product-info {
  padding: 25px;
}

.product-info h4 {
  font-size: 18px;
  margin-bottom: 10px;
  color: var(--color-primary);
}

.product-info p {
  font-size: 14px;
  color: var(--text-light);
  margin-bottom: 15px;
}

/* ===== Form Styles ===== */
.form-container {
  background: white;
  padding: 40px;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--text-dark);
  font-size: 14px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-family: inherit;
  font-size: 14px;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 118, 151, 0.1);
}

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

.form-submit {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: white;
  border: none;
  border-radius: 6px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  transition: var(--transition);
}

.form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 118, 151, 0.3);
}

/* ===== Message Alert ===== */
.alert {
  padding: 15px 20px;
  border-radius: 6px;
  margin-bottom: 20px;
  font-size: 14px;
}

.alert-success {
  background-color: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.alert-error {
  background-color: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

/* ===== Content Section ===== */
.content-section {
  margin-bottom: 40px;
}

.content-section p {
  margin-bottom: 15px;
}

.highlight {
  color: var(--color-primary);
  font-weight: 600;
}

.keyword-tags {
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid #eee;
  font-size: 12px;
  color: #999;
}

/* ===== Responsive Design ===== */
@media (max-width: 768px) {
  .header-container {
    height: auto;
    padding: 15px 20px;
    flex-direction: column;
    gap: 15px;
  }

  nav ul {
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
  }

  .hero {
    padding: 60px 20px;
  }

  .hero h1 {
    font-size: 32px;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .hero-buttons .btn {
    width: 100%;
    justify-content: center;
  }

  .grid-2-unequal {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .form-container {
    padding: 25px;
  }

  section {
    padding: 40px 20px;
  }

  .footer-content {
    gap: 30px;
  }
}

@media (max-width: 480px) {
  .header-container {
    padding: 10px 15px;
  }

  .logo {
    font-size: 18px;
  }

  nav ul {
    gap: 10px;
  }

  nav a {
    font-size: 12px;
  }

  .hero h1 {
    font-size: 24px;
  }

  .hero p {
    font-size: 14px;
  }

  section h2 {
    font-size: 22px;
  }

  section h3 {
    font-size: 18px;
  }

  .grid-2,
  .grid-3 {
    gap: 20px;
  }

  .form-container {
    padding: 20px 15px;
  }

  .btn {
    padding: 10px 20px;
    font-size: 13px;
  }
}