* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, Helvetica, sans-serif;
}

body {
  line-height: 1.6;
  color: #333;
}

/* Navbar */
nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;

  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 50px;
  background: linear-gradient(90deg, #0b0b0b, #1a1a1a, #0b0b0b);
}

nav .logo img {
  height: 32px;
}

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

nav ul li {
  margin-left: 20px;
}

nav ul li a {
  color: #fff;
  text-decoration: none;
}
nav ul li a:hover {
  color: #d4af37; /* gold hover */
}

/* ================= HERO SECTION ================= */
.hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 100px 80px;
  min-height: 100vh;

  background: linear-gradient(135deg, #f9f9f9, #f0f0f0);
  position: relative;
  overflow: hidden;
}

/* Decorative shapes */
.hero::before {
  content: "";
  position: absolute;
  width: 450px;
  height: 450px;
  background: #111;
  opacity: 0.05;
  border-radius: 50%;
  top: -150px;
  left: -150px;
}

.hero::after {
  content: "";
  position: absolute;
  width: 300px;
  height: 300px;
  background: #111;
  opacity: 0.04;
  border-radius: 50%;
  bottom: -100px;
  right: -100px;
}

/* Hero Text */
.hero-text {
  max-width: 50%;
  position: relative;
  z-index: 2;
}

.hero-text h1 {
  font-size: 48px;
  line-height: 1.2;
  margin-bottom: 20px;
}

.hero-text p {
  font-size: 18px;
  color: #555;
  margin-bottom: 30px;
}

.hero-text button {
  padding: 14px 32px;
  background: #111;
  color: #fff;
  border: none;
  border-radius: 30px;
  font-size: 16px;
  cursor: pointer;
  transition: 0.3s ease;
}

.hero-text button:hover {
  background: #333;
}

/* Hero Image */
/* Hero Image Slider */
.hero-image {
  position: relative;
  width: 820px;
  height: 420px;
  z-index: 2;
}

.hero-image img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 20px;

  opacity: 0;
  transform: scale(1.05);
  transition: opacity 1s ease, transform 1s ease;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

/* Active image */
.hero-image img.active {
  opacity: 1;
  transform: scale(1);
}

/* ================= SERVICES SECTION ================= */
.services {
  padding: 120px 60px;
  text-align: center;

  background: linear-gradient(180deg, #ffffff, #f7f7f7);
  position: relative;
  overflow: hidden;
}

/* Decorative background */
.services::before {
  content: "";
  position: absolute;
  width: 500px;
  height: 500px;
  background: #111;
  opacity: 0.03;
  border-radius: 50%;
  top: -200px;
  right: -200px;
}

/* Section Title */
.services h2 {
  font-size: 34px;
  margin-bottom: 60px;
  position: relative;
  display: inline-block;
  z-index: 2;
}

.services h2::after {
  content: "";
  width: 70px;
  height: 4px;
  background: #111;
  display: block;
  margin: 15px auto 0;
  border-radius: 10px;
}

/* Services Cards */
.service-box {
  display: flex;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
  position: relative;
  z-index: 2;
}

.card {
  background: #fff;
  padding: 35px 25px;
  width: 280px;
  border-radius: 20px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
  transition: 0.35s ease;
}

.card:hover {
  transform: translateY(-12px);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.15);
}

.card h3 {
  margin-bottom: 15px;
  font-size: 20px;
}

.card p {
  color: #666;
  line-height: 1.6;
}

/* Contact */
.contact {
  padding: 60px 50px;
  text-align: center;
  background: #111;
  color: #fff;
}

.btn-wa {
  display: inline-block;
  margin-top: 20px;
  padding: 10px 25px;
  background: #25d366;
  color: #fff;
  text-decoration: none;
  border-radius: 5px;
}

/* Footer */
.footer {
  background: linear-gradient(180deg, #0c0a07, #000);
  color: #cfcfcf;
  text-align: center;
  padding: 50px 20px 35px;
}

/* SOCIAL ICON */
.footer-social {
  display: flex;
  justify-content: center;
  gap: 18px;
  margin-bottom: 20px;
}

.footer-social a {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #cfcfcf; /* emas */
  font-size: 18px;
  transition: all 0.3s ease;
}

.footer-social a:hover {
  background: #d4af37;
  color: #000;
  transform: translateY(-4px);
}

/* COPYRIGHT */
.footer p {
  font-size: 14px;
  opacity: 0.75;
  margin-top: 10px;
}

/* ================= RESPONSIVE ================= */

/* Tablet (max-width: 1024px) */
@media (max-width: 1024px) {
  nav {
    padding: 15px 30px;
  }

  .hero {
    padding: 100px 40px;
    gap: 40px;
  }

  .hero-text {
    max-width: 55%;
  }

  .hero-text h1 {
    font-size: 40px;
  }

  .hero-image {
    width: 500px;
    height: 320px;
  }
}

/* Mobile (max-width: 768px) */
@media (max-width: 768px) {
  nav ul {
    display: none; /* siap untuk hamburger menu */
  }

  .hero {
    flex-direction: column;
    text-align: center;
    padding: 120px 30px 80px;
  }

  .hero-text {
    max-width: 100%;
    margin-bottom: 40px;
  }

  .hero-text h1 {
    font-size: 34px;
  }

  .hero-text p {
    font-size: 16px;
  }

  .hero-image {
    width: 100%;
    max-width: 420px;
    height: 280px;
  }

  .services {
    padding: 100px 30px;
  }

  .services h2 {
    font-size: 30px;
  }

  .service-box {
    gap: 20px;
  }

  .card {
    width: 100%;
    max-width: 340px;
  }
}

/* Small Mobile (max-width: 480px) */
@media (max-width: 480px) {
  nav {
    padding: 12px 20px;
  }

  nav .logo {
    font-size: 20px;
  }

  .hero-text h1 {
    font-size: 28px;
  }

  .hero-text button {
    padding: 12px 28px;
    font-size: 15px;
  }

  .hero-image {
    height: 240px;
  }

  .services h2 {
    font-size: 26px;
  }
}