@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;700;900&family=Inter:wght@300;400;500;700&display=swap');

:root {
  --sendi-warna-gelap: #07090e;
  --sendi-warna-permukaan: #0d121f;
  --sendi-warna-aksen: #00f2fe;
  --sendi-warna-aksen-redup: rgba(0, 242, 254, 0.15);
  --sendi-warna-glow: #4facfe;
  --sendi-teks-putih: #ffffff;
  --sendi-teks-abu: #a0aab8;
  --sendi-gradasi: linear-gradient(135deg, var(--sendi-warna-glow), var(--sendi-warna-aksen));
  --font-display: 'Montserrat', sans-serif;
  --font-body: 'Inter', sans-serif;
}

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

body.gerak-dasar-gelap {
  background-color: var(--sendi-warna-gelap);
  color: var(--sendi-teks-abu);
  font-family: var(--font-body);
  line-height: 1.6;
}

/* Scroll Progress Bar */
.sendi-progres-baca {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  background: var(--sendi-gradasi);
  z-index: 10000;
  width: 0%;
  animation: pembacaanProgres linear;
  animation-timeline: scroll();
}

@keyframes pembacaanProgres {
  to { width: 100%; }
}

/* Layout Main Container */
.gaya-tata-letak {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header & Navigation Styles */
.gaya-nav-utama {
  position: sticky;
  top: 0;
  background-color: rgba(7, 9, 14, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  z-index: 999;
}

.gaya-nav-kontainer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.gaya-logo-wadah {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.gaya-logo-teks {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.3rem;
  letter-spacing: 1px;
  background: var(--sendi-gradasi);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gaya-nav-menu {
  display: flex;
  gap: 32px;
}

.gaya-nav-tautan {
  color: var(--sendi-teks-abu);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  transition: color 0.3s ease;
}

.gaya-nav-tautan:hover, .gaya-nav-tautan.aktif {
  color: var(--sendi-warna-aksen);
}

/* Pure CSS Hamburger */
.gaya-burger-tombol {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
}

.gaya-burger-tombol span {
  width: 25px;
  height: 3px;
  background-color: var(--sendi-teks-putih);
  border-radius: 4px;
  transition: 0.3s ease;
}

/* Hero Section (Preset D - Dark Immersive) */
.sendi-hero-bungkus {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 120px 0 80px 0;
}

.sendi-hero-bg {
  background-image: linear-gradient(rgba(7, 9, 14, 0.8), rgba(7, 9, 14, 0.8)), url('img/bg.webp');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.sendi-kartu-glass {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 48px;
  border-radius: 16px;
  max-width: 650px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), inset 0 0 15px rgba(255, 255, 255, 0.05);
  animation: geserMuncul 1s ease forwards;
}

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

.gaya-tag-mini {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 2px;
  color: var(--sendi-warna-aksen);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.gaya-judul-utama {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 2.8rem;
  line-height: 1.15;
  color: var(--sendi-teks-putih);
  margin-bottom: 24px;
  letter-spacing: -0.5px;
  text-transform: uppercase;
}

.gaya-sub-deskripsi {
  font-size: 1.1rem;
  color: var(--sendi-teks-abu);
  margin-bottom: 36px;
}

.gaya-aksi-grup {
  display: flex;
  gap: 16px;
}

/* Button Styles */
.kelenturan-tombol-pemicu {
  display: inline-block;
  padding: 16px 36px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--sendi-warna-gelap);
  background: var(--sendi-gradasi);
  border-radius: 99px;
  box-shadow: 0 8px 24px rgba(0, 242, 254, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: none;
  cursor: pointer;
}

.kelenturan-tombol-pemicu:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(0, 242, 254, 0.5);
}

.kelenturan-tombol-ghost {
  display: inline-block;
  padding: 16px 36px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--sendi-teks-putih);
  background: transparent;
  border: 2px solid var(--sendi-warna-aksen);
  border-radius: 99px;
  transition: all 0.3s ease;
  cursor: pointer;
}

.kelenturan-tombol-ghost:hover {
  background: var(--sendi-warna-aksen);
  color: var(--sendi-warna-gelap);
  box-shadow: 0 8px 24px var(--sendi-warna-aksen-redup);
}

/* Content & Layout Sections */
.gerak-panel-utama {
  padding: 12dvh 0;
  background-color: var(--sendi-warna-gelap);
}

.gerak-panel-utama-alternatif {
  padding: 12dvh 0;
  background-color: var(--sendi-warna-permukaan);
}

.sendi-konten-berpasangan {
  display: flex;
  align-items: center;
  gap: 60px;
}

.sendi-gambar-setengah {
  flex: 1;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.sendi-visual-media {
  width: 100%;
  height: 500px;
  object-fit: cover;
  display: block;
}

.sendi-teks-setengah {
  flex: 1;
}

.gaya-judul-sub {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 2.2rem;
  line-height: 1.2;
  color: var(--sendi-teks-putih);
  margin-bottom: 24px;
  text-transform: uppercase;
}

.gaya-teks-biasa {
  font-size: 1.05rem;
  color: var(--sendi-teks-abu);
  margin-bottom: 20px;
}

.gerak-poin-grup {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.gerak-poin-aksen {
  display: flex;
  align-items: center;
  gap: 16px;
}

.gerak-bulet-biru {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--sendi-warna-aksen);
  box-shadow: 0 0 10px var(--sendi-warna-aksen);
  flex-shrink: 0;
}

/* Features Bento Grid */
.sendi-pusat-teks {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px auto;
}

.sendi-kotak-bento {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.sendi-kartu-fitur {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-top: 3px solid var(--sendi-warna-aksen);
  border-radius: 16px;
  padding: 40px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease;
}

.sendi-kartu-fitur:hover {
  transform: translateY(-8px);
  border-top-color: var(--sendi-warna-glow);
  box-shadow: 0 20px 45px rgba(0, 242, 254, 0.15);
}

.sendi-fitur-ikon {
  color: var(--sendi-warna-aksen);
  margin-bottom: 24px;
  display: inline-block;
}

.gaya-judul-kartu {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--sendi-teks-putih);
  margin-bottom: 16px;
  text-transform: uppercase;
}

.gaya-fitur-teks {
  font-size: 0.95rem;
  color: var(--sendi-teks-abu);
}

/* Timeline Section (Preset D - Dark Immersive left vertical timeline) */
.sendi-garis-alur-container {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding-left: 50px;
}

.sendi-jalur-vertikal {
  position: absolute;
  left: 14px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--sendi-gradasi);
}

.sendi-langkah-alur {
  position: relative;
  margin-bottom: 50px;
}

.sendi-langkah-alur:last-child {
  margin-bottom: 0;
}

.sendi-alur-lingkaran-angka {
  position: absolute;
  left: -51px;
  top: 4px;
  width: 32px;
  height: 32px;
  background-color: var(--sendi-warna-gelap);
  border: 3px solid var(--sendi-warna-aksen);
  color: var(--sendi-teks-putih);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  box-shadow: 0 0 15px var(--sendi-warna-aksen);
}

.sendi-alur-teks-konten {
  background-color: var(--sendi-warna-permukaan);
  border-radius: 16px;
  padding: 32px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

/* CTA Strip */
.sendi-papan-cta {
  padding: 10dvh 0;
  background-image: linear-gradient(rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.8)), url('img/bg.webp');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.sendi-papan-cta-konten {
  text-align: center;
  max-width: 800px;
}

.gaya-judul-sekunder {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 2.5rem;
  color: var(--sendi-teks-putih);
  margin-bottom: 20px;
}

.gaya-teks-biasa-terang {
  font-size: 1.15rem;
  color: var(--sendi-teks-putih);
  opacity: 0.9;
  margin-bottom: 36px;
}

/* Form Styles */
.gerak-formulir-wadah {
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(25px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 48px;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
  max-width: 600px;
  margin: 0 auto;
}

.gerak-formulir-grup {
  margin-bottom: 24px;
}

.gerak-formulir-label {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--sendi-teks-putih);
  margin-bottom: 8px;
}

.gerak-input-isian {
  width: 100%;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  padding: 16px;
  color: var(--sendi-teks-putih);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.gerak-input-isian:focus {
  outline: none;
  border-color: var(--sendi-warna-aksen);
  box-shadow: 0 0 10px rgba(0, 242, 254, 0.2);
}

.gerak-pemberat-persetujuan {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
  margin-top: 16px;
}

.gerak-pemberat-persetujuan input {
  margin-top: 4px;
}

.gerak-pemberat-persetujuan span {
  font-size: 0.85rem;
  color: var(--sendi-teks-abu);
}

.gerak-kontak-ke-tim {
  text-align: center;
  margin-top: 32px;
}

.gerak-tautan-surel {
  color: var(--sendi-warna-aksen);
  font-weight: 700;
  text-decoration: none;
  font-size: 1.1rem;
}

.gerak-tautan-surel:hover {
  text-decoration: underline;
}

/* FAQ Accordion */
.sendi-tanya-jawab-judul {
  text-align: center;
  margin: 80px 0 40px 0;
}

.sendi-tiang-lipat {
  max-width: 800px;
  margin: 0 auto 16px auto;
  background-color: var(--sendi-warna-permukaan);
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  overflow: hidden;
}

.sendi-lipat-pertanyaan {
  padding: 24px 32px;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--sendi-teks-putih);
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.sendi-lipat-jawaban {
  padding: 24px 32px;
  color: var(--sendi-teks-abu);
  font-size: 0.95rem;
}

/* Expert bio & stats */
.sendi-pakar-bio-utama {
  padding: 12dvh 0;
}

.sendi-pakar-langkah {
  margin-bottom: 24px;
  border-radius: 12px;
  background: var(--sendi-warna-permukaan);
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: 32px;
}

.sendi-pakar-jumlah-wadah {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 60px;
}

.sendi-pakar-kartu-angka {
  text-align: center;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.04);
  padding: 32px;
  border-radius: 16px;
}

.sendi-angka-aksen {
  display: block;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 2.8rem;
  color: var(--sendi-warna-aksen);
  text-shadow: 0 0 15px rgba(0, 242, 254, 0.4);
  margin-bottom: 8px;
}

.sendi-label-pakar {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  color: var(--sendi-teks-putih);
  letter-spacing: 1px;
}

/* Cookie Banner Styles */
.sendi-kuki-banner-wadah {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: var(--sendi-warna-permukaan);
  border-top: 2px solid var(--sendi-warna-aksen);
  padding: 24px 0;
  z-index: 9999;
  display: none;
  box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.5);
}

.sendi-kuki-konten {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.sendi-kuki-teks {
  color: var(--sendi-teks-putih);
  font-size: 0.95rem;
}

.sendi-kuki-aksi {
  display: flex;
  gap: 12px;
}

.sendi-tombol-kuki-setuju {
  padding: 10px 24px;
  background: var(--sendi-gradasi);
  color: var(--sendi-warna-gelap);
  border: none;
  border-radius: 4px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
}

.sendi-tombol-kuki-tolak {
  padding: 10px 24px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--sendi-teks-putih);
  border-radius: 4px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
}

.sendi-tombol-kuki-tolak:hover {
  background-color: rgba(255, 255, 255, 0.05);
}

/* Footer Styles */
.sendi-kaki-laman {
  background-color: #030508;
  padding: 80px 0 40px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.sendi-kaki-atas {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 48px;
}

.sendi-kaki-menu {
  display: flex;
  gap: 24px;
}

.sendi-kaki-tautan {
  color: var(--sendi-teks-abu);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.3s ease;
}

.sendi-kaki-tautan:hover {
  color: var(--sendi-warna-aksen);
}

.sendi-kaki-wahyu {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 32px;
}

.sendi-wahyu-teks {
  font-size: 0.85rem;
  color: var(--sendi-teks-abu);
  opacity: 0.6;
  line-height: 1.7;
  margin-bottom: 24px;
}

.sendi-hak-cipta {
  font-size: 0.85rem;
  color: var(--sendi-teks-abu);
  opacity: 0.4;
}

/* Scroll-driven Reveal CSS */
.sendi-efek-muncul {
  view-timeline-name: --modulmuncul;
  view-timeline-axis: block;
  animation-timeline: --modulmuncul;
  animation-name: sendiGeserAtas;
  animation-range: entry 10% cover 30%;
  animation-fill-mode: both;
}

@keyframes sendiGeserAtas {
  from { opacity: 0; transform: translateY(50px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Responsive Styles */
@media (max-width: 992px) {
  .sendi-konten-berpasangan {
    flex-direction: column;
    gap: 40px;
  }
  
  .sendi-gambar-setengah {
    width: 100%;
  }

  .sendi-visual-media {
    height: 350px;
  }

  .sendi-kotak-bento {
    grid-template-columns: 1fr;
  }

  .sendi-pakar-jumlah-wadah {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
}

@media (max-width: 768px) {
  .gaya-burger-tombol {
    display: flex;
  }

  .gaya-nav-menu {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background-color: var(--sendi-warna-permukaan);
    padding: 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    gap: 20px;
  }

  .gaya-burger-pemberat:checked ~ .gaya-nav-menu {
    display: flex;
  }

  .gaya-judul-utama {
    font-size: 2.2rem;
  }

  .sendi-kartu-glass {
    padding: 24px;
  }

  .gaya-judul-sekunder {
    font-size: 1.8rem;
  }

  .sendi-kaki-atas {
    flex-direction: column;
    gap: 24px;
    align-items: flex-start;
  }

  .sendi-kaki-menu {
    flex-direction: column;
    gap: 16px;
  }

  .sendi-pakar-jumlah-wadah {
    grid-template-columns: 1fr;
  }

  .sendi-kuki-konten {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
}