:root {
  --primary-color: #2e7d32;
  --secondary-color: #4caf50;
  --accent-color: #ffc107;
  --text-dark: #2c3e50;
  --text-light: #6c757d;
  --bg-light: #f8f9fa;
  --bg-putih: #ffff;
}

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

body {
  font-family: "Poppins", sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
}

/* Custom Navbar */
.navbar-custom {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

.navbar-brand {
  display: flex;
  font-weight: 700;
  color: var(--primary-color) !important;
  font-size: 1rem;
}
.navbar-brand img {
  margin-right: 10px;
}
.navbar-brand .yayasan {
  font-size: 0.8rem;
  color: var(--text-dark);
}

.navbar-nav .nav-link {
  font-weight: 500;
  color: var(--text-dark) !important;
  margin: 0 10px;
  transition: all 0.3s ease;
  position: relative;
}

.navbar-nav .nav-link:hover {
  color: var(--primary-color) !important;
}

.navbar-nav .nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

.navbar-nav .nav-link:hover::after {
  width: 80%;
}

/* Hero Section */
.hero {
  background-image: url("../img/wisuda.jpg");
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  min-height: 100vh;
  display: flex;
  justify-content: left;
  align-items: center;
  color: white;
  position: relative;
  margin-top: 40px;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5); /* 0.5 = 50% gelap, ubah sesuai kebutuhan */
  animation: float 20s ease-in-out infinite;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 1s ease;
}

.hero p {
  font-size: 1.3rem;
  margin-bottom: 2rem;
  opacity: 0.95;
  animation: fadeInUp 1s ease 0.2s both;
}

.btn-circle {
  background: none;
  color: var(--bg-light);
  border: 1px solid #fff;
  border-radius: 50px;
  font-weight: 700;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  animation: fadeInUp 1s ease 0.4s both;
  margin-left: 10px;
}
.btn-custom {
  background: linear-gradient(45deg, var(--accent-color), #ffd54f);
  color: var(--text-dark);
  border: none;
  padding: 15px 40px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(255, 193, 7, 0.3);
  animation: fadeInUp 1s ease 0.4s both;
}

.btn-custom:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(255, 193, 7, 0.4);
  color: var(--text-dark);
}

.btn-circle:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(255, 193, 7, 0.4);
  border: 1px solid #fff;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Section Styling */
.section-padding {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
  position: relative;
}

.section-title h2 {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(
    45deg,
    var(--primary-color),
    var(--secondary-color)
  );
  border-radius: 2px;
}

.section-title p {
  font-size: 1.1rem;
  color: var(--text-light);
  max-width: 600px;
  margin: 0 auto;
}

/* Cards */
.card-custom {
  border: none;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  overflow: hidden;
  height: 100%;
}

.card-custom:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.card-custom .card-body {
  padding: 2rem;
}

.card-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(
    45deg,
    var(--primary-color),
    var(--secondary-color)
  );
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  color: white;
  font-size: 2rem;
}

/* Program Cards */
.program-card {
  background: white;
  border-radius: 15px;
  padding: 2rem;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  border-top: 4px solid var(--primary-color);
}

.program-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.program-icon {
  font-size: 3rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

/* Stats Section */
.stats-section {
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--secondary-color)
  );
  color: white;
}

.stat-item {
  text-align: center;
  padding: 2rem;
}

.stat-number {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--accent-color);
}

.stat-label {
  font-size: 1.1rem;
  opacity: 0.9;
}

/* Gallery */
.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: 15px;
  margin-bottom: 2rem;
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    45deg,
    var(--primary-color),
    var(--secondary-color)
  );
  opacity: 0;
  transition: opacity 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.2rem;
  font-weight: 600;
}

.gallery-item:hover .gallery-overlay {
  opacity: 0.9;
}

/* Footer */
.footer {
  background: var(--text-dark);
  color: white;
  padding: 3rem 0 1rem;
}

.footer h5 {
  color: var(--accent-color);
  margin-bottom: 1rem;
  font-weight: 600;
}

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

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

.footer-links a {
  color: #bdc3c7;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: var(--accent-color);
}

.social-icons {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.social-icon {
  width: 40px;
  height: 40px;
  background: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  text-decoration: none;
  transition: all 0.3s ease;
}

.social-icon:hover {
  background: var(--accent-color);
  color: var(--text-dark);
  transform: translateY(-3px);
}

/* Responsive */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
  }

  .hero p {
    font-size: 1.1rem;
  }

  .section-title h2 {
    font-size: 2rem;
  }

  .navbar-nav {
    text-align: center;
  }

  .navbar-nav .nav-link {
    margin: 0.5rem 0;
  }
}