/* --- CUSTOM LIGHT ORGANIC THEME VARIABLES --- */
:root {
  --sendi-bg-utama: #F9FBFA;          /* Soft clean sage off-white */
  --sendi-aksen-hidup: #2D7A5E;       /* Vital dark green */
  --sendi-aksen-muda: #EAF2EE;        /* Light organic green-cream tint */
  --sendi-teks-gelap: #1E2D27;        /* Deep slate forest green */
  --sendi-teks-terang: #FFFFFF;
  --sendi-kaca-bg: rgba(255, 255, 255, 0.45);
  --sendi-kaca-border: rgba(45, 122, 94, 0.15);
  --sendi-shadow-utama: 0 10px 30px -10px rgba(30, 45, 39, 0.12);
  --sendi-gradasi-pembuka: linear-gradient(135deg, rgba(45, 122, 94, 0.85), rgba(30, 45, 39, 0.95));
  
  --font-display: 'Oswald', sans-serif;
  --font-body: 'Poppins', sans-serif;
  
  /* Scroll-driven progress bar */
  animation-timeline: scroll();
}

/* --- OVERALL ADJUSTMENTS & DECORATIVE BACKGROUNDS --- */
body {
  font-family: var(--font-body);
  background-color: var(--sendi-bg-utama);
  color: var(--sendi-teks-gelap);
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
}

/* Base styles for Typography containing Oswald as headings */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--sendi-teks-gelap);
}

/* --- HEADER NAVIGATION (Variant 2: Nav Left, Logo Right) --- */
.sendi-nav-bar {
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}

.sendi-nav-container {
  max-width: 80rem;
}

.sendi-logo-bingkai img {
  height: 40px;
  width: auto;
  display: block;
}

.sendi-pilihan-menu ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sendi-pilihan-menu a {
  font-family: var(--font-display);
  text-transform: uppercase;
  font-size: 0.875rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.8);
  padding: 0.75rem 1.25rem;
  display: block;
  transition: color 0.2s ease-in-out;
}

.sendi-pilihan-menu a:hover {
  color: var(--sendi-aksen-muda);
}

.sendi-cta-pilihan-kecil {
  border-radius: 999px;
  color: white !important;
  margin-left: 0.5rem;
}

/* CSS Only Burger Menu */
.sendi-burger-btn {
  width: 24px;
  height: 18px;
  cursor: pointer;
}

.sendi-burger-btn .line {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--sendi-bg-utama);
  transition: all 0.3s ease-in-out;
}

#menu-toggle-checkbox:checked ~ .sendi-pilihan-menu {
  display: flex !important;
}

@media (max-width: 767px) {
  .sendi-pilihan-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--sendi-teks-gelap);
    padding: 1rem 0;
    box-shadow: 0 10px 15px rgba(0,0,0,0.1);
    flex-direction: column;
  }
  .sendi-pilihan-menu ul {
    flex-direction: column;
    width: 100%;
  }
  .sendi-pilihan-menu a {
    text-align: center;
    border-bottom: 1px solid rgba(255,255,255,0.05);
  }
  .sendi-cta-pilihan-kecil {
    margin: 1rem auto 0;
    width: fit-content;
  }
}

/* --- HERO SCREEN STYLE --- */
.sendi-hero-overlay {
  background: linear-gradient(110deg, rgba(30, 45, 39, 0.9) 30%, rgba(45, 122, 94, 0.4) 100%);
}

.sendi-judul-utama {
  font-size: clamp(2.2rem, 5vw, 4rem);
  line-height: 1.15;
  font-weight: 700;
}

.sendi-tombol-lonjong {
  font-family: var(--font-display);
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: 1rem 2.5rem;
  border-radius: 999px; /* Pill */
  transition: transform 0.2s ease, opacity 0.2s ease;
  display: inline-block;
  cursor: pointer;
}

.sendi-tombol-lonjong:hover {
  transform: scale(1.03);
  opacity: 0.95;
}

/* --- GLASSMORPHISM CARD DESIGN (Preset H) --- */
.sendi-kartu-kristal {
  background: var(--sendi-kaca-bg);
  border: 1px solid var(--sendi-kaca-border);
  border-radius: 16px; /* Soft Style */
  box-shadow: var(--sendi-shadow-utama);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.sendi-subjudul-seksi {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  line-height: 1.2;
}

/* --- DECORATIVE LISTS & DETAILS --- */
.sendi-daftar-poin {
  list-style: none;
  padding: 0;
}

.sendi-daftar-poin li {
  position: relative;
  padding-left: 2rem;
  margin-bottom: 1rem;
}

.sendi-daftar-poin li::before {
  content: "•";
  color: var(--sendi-aksen-hidup);
  font-weight: bold;
  font-size: 2rem;
  position: absolute;
  left: 0.5rem;
  top: -0.6rem;
}

.sendi-daftar-poin span {
  font-weight: 600;
  color: var(--sendi-teks-gelap);
}

/* --- GLASSMORPHISM FORM OVER DARK THEME --- */
.sendi-formulir-kaca {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}

.sendi-isian-input {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  transition: border-color 0.2s ease-in-out, background-color 0.2s ease-in-out;
}

.sendi-isian-input:focus {
  border-color: var(--sendi-aksen-hidup);
  background-color: rgba(255, 255, 255, 0.08);
}

/* --- FAQ SECTION ACCORDION STYLE --- */
.sendi-panel-tanya {
  border-bottom: 1px solid #E2E8F0;
}

.sendi-faq-simbol {
  transition: transform 0.2s ease-in-out;
}

/* --- FOOTER LOGO FILTER --- */
.sendi-logo-bingkai-bawah img {
  height: 48px;
  width: auto;
  display: block;
}

/* --- ONLY CSS ANIMATIONS (Scroll-driven appearance helper) --- */
@supports (animation-range: entry 10% cover 50%) {
  @keyframes fadeSlideUp {
    from {
      opacity: 0;
      transform: translateY(30px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  /* Apply scroll animations to key components */
  .sendi-kartu-kristal {
    animation: fadeSlideUp linear both;
    animation-timeline: view();
    animation-range: entry 5% cover 30%;
  }

  .sendi-blok-kesaksian {
    animation: fadeSlideUp linear both;
    animation-timeline: view();
    animation-range: entry 5% cover 30%;
  }
}