/* =============================
   GLOBAL
============================= */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #ffffff;
}

a {
  text-decoration: none;
}

/* =============================
   HERO / BANNER
============================= */
.hero {
  background: linear-gradient(135deg, #0f766e, #14b8a6);
  color: #fff;
  padding: 90px 20px;
  text-align: center;
}

.hero h1 {
  font-size: 36px;
  margin-bottom: 15px;
  text-transform: uppercase;
}

.hero p {
  max-width: 800px;
  margin: 0 auto;
  font-size: 18px;
}

.btn-primary {
  display: inline-block;
  margin-top: 25px;
  padding: 14px 36px;
  background: #ffffff;
  color: #0f766e;
  border-radius: 30px;
  font-weight: 600;
  transition: 0.3s ease;
}

.btn-primary:hover {
  background: #e6fffa;
}

/* =============================
   NAVBAR
============================= */
.navbar {
  background: #0f766e;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.navbar ul {
  list-style: none;
  margin: 0;
  padding: 12px;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
}

.navbar li {
  margin: 5px 15px;
}

.navbar a {
  color: #fff;
  font-weight: 500;
}

.navbar a:hover {
  text-decoration: underline;
}

/* =============================
   SECTIONS
============================= */
.section {
  max-width: 1200px;
  margin: auto;
  padding: 80px 20px;
}

.section-light {
  background: #f8fafc;
}

.section h2 {
  text-align: center;
  font-size: 32px;
  color: #0f766e;
  margin-bottom: 20px;
}

.section-desc {
  max-width: 850px;
  margin: 0 auto 45px;
  text-align: center;
  font-size: 17px;
}

/* =============================
   GRID & CARD
============================= */
.about-grid,
.product-grid,
.icon-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 25px;
}

.card,
.product,
.icon-box {
  background: #ffffff;
  padding: 28px;
  border-radius: 14px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
  text-align: center;
  transition: transform 0.3s ease;
}

.card:hover,
.product:hover,
.icon-box:hover {
  transform: translateY(-6px);
}

.card h3 {
  color: #0f766e;
  margin-bottom: 12px;
}

/* =============================
   PRODUCTS
============================= */
.product {
  font-weight: 500;
}

/* =============================
   PROCESS
============================= */
.process-list {
  max-width: 650px;
  margin: 30px auto 0;
  padding-left: 20px;
  font-size: 18px;
}

.process-list li {
  margin-bottom: 12px;
}

/* =============================
   FOOTER
============================= */
.footer {
  background: #022c22;
  color: #e5e7eb;
  padding: 60px 20px 25px;
}

.footer-grid {
  max-width: 1200px;
  margin: auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 35px;
}

.footer h4 {
  color: #5eead4;
  margin-bottom: 15px;
}

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

.footer li {
  margin-bottom: 8px;
}

.footer p {
  margin: 0;
}

.copyright {
  text-align: center;
  margin-top: 35px;
  font-size: 14px;
  color: #9ca3af;
}

/* =============================
   CONTACT FORM
============================= */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
  background: #ffffff;
  padding: 35px;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.form-group {
  margin-bottom: 18px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 14px 16px;
  border-radius: 10px;
  border: 1px solid #ddd;
  font-size: 15px;
  font-family: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: #0f766e;
}

.btn-submit {
  width: 100%;
  padding: 14px;
  background: #0f766e;
  color: #ffffff;
  font-size: 16px;
  font-weight: 600;
  border: none;
  border-radius: 30px;
  cursor: pointer;
  transition: 0.3s ease;
}

.btn-submit:hover {
  background: #115e59;
}

.map-section {
    padding: 60px 10%;
    background: #f9f9f9;
}

.map-section h2 {
    text-align: center;
    margin-bottom: 20px;
    font-size: 28px;
    color: #1f2937;
}

.map-section iframe {
    border-radius: 10px;
}

/* =============================
   RESPONSIVE
============================= */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 28px;
  }

  .section {
    padding: 60px 15px;
  }

  .navbar li {
    margin: 5px 10px;
  }
}

/* =============================
   PRODUCT LIST WITH IMAGE
============================= */
.product-image-grid {
  max-width: 1200px;
  margin: 40px auto 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 30px;
}

.product-card {
  background: #ffffff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);
  transition: 0.3s ease;
}

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

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

.product-content {
  padding: 22px;
}

.product-content h3 {
  margin-top: 0;
  margin-bottom: 10px;
  color: #0f766e;
  font-size: 20px;
}

.product-content p {
  margin: 0;
  color: #555;
  font-size: 15px;
}