:root {
  --primary-color: #0d6efd;
  --secondary-color: #6c757d;
  --dark-color: #212529;
  --light-bg: #f8f9fa;
}

body {
  font-family: 'Poppins', sans-serif;
  background-color: #fff;
  overflow-x: hidden;
}

.section-padding {
  padding: 100px 0;
  /* Padding lebih besar untuk kesan modern */
}

.bg-light-section {
  background-color: var(--light-bg);
}
/* Contoh perbaikan untuk hover-lift */
.hover-lift {
    transition: transform 0.3s ease-in-out, box-shadow 0.3s ease-in-out;
}
.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15) !important; /* Tambahkan bayangan */
}
.section-title {
  text-align: center;
  margin-bottom: 60px;
}

.section-title h2 {
  font-weight: 800;
  font-size: 2.5rem;
  position: relative;
  display: inline-block;
  padding-bottom: 15px;
  color: var(--dark-color);
}

.section-title h2::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 6px;
  background-color: var(--primary-color);
  border-radius: 3px;
}

/* --- 1. Modern Hero Slider (Image Only & Clickable) --- */
.hero-slider {
  height: 80vh;
  /* Lebih tinggi agar imersif */
  min-height: 500px;
}

.hero-slider .swiper-slide {
  overflow: hidden;
}

.hero-slider .slide-inner {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  /* Efek Ken Burns (Zoom In perlahan) */
  animation: kenburns 20s linear infinite alternate;
}

@keyframes kenburns {
  0% {
    transform: scale(1);
  }

  100% {
    transform: scale(1.15);
  }
}

/* Membuat seluruh slide bisa diklik */
.hero-slider a.slide-link {
  display: block;
  width: 100%;
  height: 100%;
  position: relative;
}

/* Overlay tipis agar navigasi tetap terlihat jelas */
.hero-slider .slide-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.1);
  /* Sangat tipis, hanya untuk darken sedikit */
  transition: background 0.3s ease;
}

.hero-slider a.slide-link:hover .slide-overlay {
  background: rgba(0, 0, 0, 0.0);
  /* Terang saat di-hover */
}

/* --- 6. Statistik Full Width --- */
#statistik {
  background-image: linear-gradient(rgba(13, 110, 253, 0.9), rgba(13, 110, 253, 0.9)), url('https://source.unsplash.com/1600x900/?school,building');
  background-size: cover;
  background-attachment: fixed;
  /* Efek Parallax */
  color: white;
  text-align: center;
}

#statistik .section-title h2 {
  color: white;
}

#statistik .section-title h2::before {
  background-color: white;
}

.stat-item {
  padding: 20px;
}

.stat-item i {
  font-size: 4rem;
  margin-bottom: 20px;
  display: inline-block;
}

.stat-item .counter {
  font-size: 3.5rem;
  font-weight: 700;
}

.stat-item .lead {
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* --- Card Styling yang Lebih Bersih --- */
.hover-card {
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  border: none;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.hover-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

/* CSS Khusus untuk Konten Artikel */
.article-content {
  background-color: #fff;
  padding: 20px;
  /* Padding lebih kecil di mobile */
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
}

.article-content .article-title {
  font-family: 'Poppins', sans-serif;
  /* Pastikan judul tetap Poppins */
  font-weight: 800;
  margin-bottom: 20px;
  font-size: 1.8rem;
  /* Ukuran judul di HP (lebih kecil) */
  line-height: 1.4;
}

.article-content .article-meta {
  margin-bottom: 20px;
  color: #6c757d;
  /* text-muted */
  font-size: 0.9rem;
}

.article-content .article-meta span {
  margin-right: 15px;
}

.article-content .featured-image {
  width: 100%;
  height: auto;
  border-radius: 8px;
  margin-bottom: 30px;
}

/* == INI BAGIAN UTAMA UNTUK KENYAMANAN MEMBACA DI HP == */
.article-content .article-body {
  /* 1. Ganti font khusus isi artikel */
  font-family: 'Noto Serif', serif;

  /* 2. Ukuran font ideal untuk HP (18px-19px) */
  font-size: 1.15rem;

  /* 3. Jarak antar baris yang sangat lega */
  line-height: 1.9;

  /* 4. Warna teks (jangan hitam pekat #000, tapi #333 agar mata tidak lelah) */
  color: #333;
}

.article-content .article-body p {
  margin-bottom: 1.5rem;
  /* Jarak antar paragraf lebih besar */
}

/* Sub-judul di dalam artikel */
.article-content .article-body h3,
.article-content .article-body h4 {
  /* Kembalikan ke Poppins agar kontras */
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  color: #212529;
  margin-top: 2.5rem;
  /* Jarak sebelum sub-judul */
  margin-bottom: 1rem;
}

/* Penyesuaian untuk layar lebih besar (Desktop) */
@media (min-width: 768px) {
  .article-content {
    padding: 30px;
    /* Padding normal di desktop */
  }

  .article-content .article-title {
    font-size: 2.5rem;
    /* Ukuran judul kembali besar di desktop */
  }

  .article-content .article-body {
    font-size: 1.2rem;
    /* Sedikit lebih besar lagi di desktop (19.2px) */
  }
}

/* --- Akhir Penyesuaian Font --- */

/* Sidebar */
.sidebar-widget {
  margin-bottom: 30px;
  background: #fff;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.sidebar-widget-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 15px;
  border-bottom: 2px solid var(--primary-color);
  padding-bottom: 5px;
  display: inline-block;
}

/* --- Footer --- */
.footer {
  background-color: #1a1a2e;
  color: #a6a6b3;
  padding: 80px 0;
}

.footer h5 {
  color: #fff;
  font-weight: 700;
  margin-bottom: 25px;
}

.footer a {
  color: #a6a6b3;
  text-decoration: none;
  transition: color 0.3s ease;
}

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

/* --- 10. CSS Kategori --- */
.category-card {
  display: block;
  text-decoration: none;
  background: #fff;
  padding: 20px;
  border-radius: 10px;
  text-align: center;
  border: 1px solid #eee;
  transition: all 0.3s ease;
}

.category-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
  border-color: var(--primary-color);
}

.category-card i {
  font-size: 2.5rem;
  color: var(--primary-color);
  line-height: 1;
}

.category-card h6 {
  margin-top: 15px;
  color: var(--dark-color);
  font-weight: 600;
}

/* --- 11. CSS Testimoni --- */
.testimoni-card {
  background: #fff;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  position: relative;
  height: 100%;
}

.testimoni-card .quote-icon {
  position: absolute;
  top: 20px;
  left: 20px;
  font-size: 3rem;
  color: var(--primary-color);
  opacity: 0.1;
}

.testimoni-card .testimoni-text {
  font-style: italic;
  font-size: 1.1rem;
  margin-bottom: 20px;
  position: relative;
  z-index: 2;
}

.testimoni-card .testimoni-user {
  display: flex;
  align-items: center;
  position: relative;
  z-index: 2;
}

.testimoni-card .testimoni-user img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
  margin-right: 15px;
}

.testimoni-card .testimoni-user h6 {
  font-weight: 700;
  margin-bottom: 0;
}

.testimoni-card .testimoni-user small {
  color: #6c757d;
}

/* --- CSS Khusus Poster Slider Vertikal --- */
.poster-slider-container {
  height: 450px;
  /* Tinggi tetap untuk slider vertikal */
  overflow: hidden;
  /* Penting untuk menyembunyikan bagian luar slide */
}

.poster-slider .swiper-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  /* Pastikan gambar mengisi ruang tanpa terdistorsi */
}

.poster-slider .swiper-pagination-vertical.swiper-pagination-bullets {
  right: 10px;
  left: auto;
  top: 50%;
  transform: translateY(-50%);
}

.poster-slider .swiper-pagination-bullet {
  background-color: var(--primary-color);
  opacity: 0.5;
}

.poster-slider .swiper-pagination-bullet-active {
  opacity: 1;
}

/* --- CSS Khusus Galeri Video Thumbnail --- */
.video-thumbnail-card {
  display: block;
  position: relative;
  cursor: pointer;
  overflow: hidden;
  border-radius: 10px;
  /* Sudut membulat */
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

.video-thumbnail-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.video-thumbnail-card img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.3s ease;
}

.video-thumbnail-card:hover img {
  transform: scale(1.05);
}

.play-icon-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.4);
  opacity: 1;
  transition: background 0.3s ease;
}

.video-thumbnail-card:hover .play-icon-overlay {
  background: rgba(0, 0, 0, 0.6);
}

.play-icon-overlay i {
  font-size: 4rem;
  color: white;
  opacity: 0.9;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.dropdown-menu {
  transition: all 0.3s ease-in-out;
  /* Tambahkan transisi eksplisit */
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  /* Tambahkan sedikit slide-down */
}

.dropdown-menu.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* Penting: Dropdown di Navbar-nya */
.navbar .dropdown-menu {
  margin-top: 5px;
  /* Sedikit jarak dari navbar agar transisi terlihat */
}

.section-padding {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 50px;
}

.section-title h2 {
  font-weight: 700;
  position: relative;
  display: inline-block;
  padding-bottom: 10px;
}

.section-title h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background-color: #0d6efd;
  border-radius: 2px;
}

/* --- CSS Khusus Halaman Ini --- */

.service-card {
  background-color: #fff;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  height: 100%;
  /* Membuat semua card sama tinggi */
  display: flex;
  flex-direction: column;
  text-align: center;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

/* Ini adalah "Icon Bulat" yang Anda minta */
.icon-circle {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  /* Membuatnya bulat */
  background-color: #e6f0ff;
  /* Warna biru muda */
  color: #0d6efd;
  /* Warna ikon (biru primary) */
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px auto;
  /* Otomatis center horizontal */
  font-size: 2.5rem;
  transition: all 0.3s ease;
}

/* Efek hover pada icon */
.service-card:hover .icon-circle {
  background-color: #0d6efd;
  color: #fff;
}

.service-card .service-title {
  font-weight: 600;
  font-size: 1.3rem;
  margin-bottom: 15px;
}

.service-card .btn {
  margin-top: auto;
  /* Mendorong tombol ke bagian bawah card */
}

/* --- Akhir CSS Khusus --- */
/* --- CSS Back to Top Button (Updated) --- */
.back-to-top {
  position: fixed;
  visibility: hidden;
  opacity: 0;
  right: 25px;
  /* Pindah sedikit ke kiri dari ujung */
  bottom: 25px;
  /* Pindah sedikit ke atas dari ujung */
  z-index: 99999;
  background: linear-gradient(45deg, #0d6efd, #0b5ed7);
  /* Gradient lebih menarik */
  width: 50px;
  /* Sedikit lebih besar */
  height: 50px;
  /* Sedikit lebih besar */
  border-radius: 50%;
  /* Membuatnya bulat sempurna */
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  /* Bayangan untuk efek 3D */
  transition: all 0.5s ease-in-out;
  /* Transisi lebih halus */
  color: #fff;
  text-decoration: none;
  line-height: 0;
  font-size: 28px;
  display: flex;
  /* Untuk memposisikan ikon di tengah */
  align-items: center;
  justify-content: center;
}

.back-to-top:hover {
  background: linear-gradient(45deg, #0b5ed7, #0d6efd);
  /* Ubah gradient saat hover */
  transform: translateY(-5px);
  /* Sedikit naik saat dihover */
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
  /* Bayangan lebih gelap saat hover */
  color: #fff;
}

.back-to-top.active {
  visibility: visible;
  opacity: 1;
}