/* Pembungkus Konten Utama */
.daftar-premium-container {
  width: 100% !important;
  max-width: 1200px !important;
  margin: 0 auto !important;
  padding: 0 20px !important;
  box-sizing: border-box !important;
}

/* Latar Belakang & Komposisi Warna Utama (Navy Gelap & Bright Blue) */
.daftar-premium-hero {
  position: relative !important;
  overflow: hidden !important;
  padding: 140px 0 100px !important; /* Jarak aman dari fixed navbar */
  background: 
    radial-gradient(circle at 10% 20%, rgba(56, 189, 248, 0.18), transparent 45%),
    radial-gradient(circle at 90% 80%, rgba(3, 105, 161, 0.28), transparent 45%),
    linear-gradient(135deg, #040d1a 0%, #081b3a 50%, #020813 100%) !important;
  box-sizing: border-box !important;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* Efek Cahaya Premium Latar Belakang */
.premium-glow {
  position: absolute !important;
  width: 350px !important;
  height: 350px !important;
  border-radius: 50% !important;
  filter: blur(90px) !important;
  opacity: 0.4 !important;
  pointer-events: none !important;
}
.glow-top-left { top: 5%; left: -8%; background: #38bdf8 !important; }
.glow-bottom-right { bottom: 5%; right: -8%; background: #0284c7 !important; }

/* Grid Layout Utama Responsif */
.daftar-premium-grid {
  position: relative !important;
  z-index: 10 !important;
  display: grid !important;
  grid-template-columns: 1.1fr 0.9fr !important;
  gap: 50px !important;
  align-items: center !important;
}

/* --- TAMPILAN SISI KIRI (SEO CONTENT) --- */
.daftar-premium-content {
  text-align: left !important;
}

.daftar-premium-content .premium-label {
  display: inline-block !important;
  margin-bottom: 18px !important;
  padding: 6px 14px !important;
  border-radius: 999px !important;
  background: rgba(56, 189, 248, 0.12) !important;
  border: 1px solid rgba(56, 189, 248, 0.3) !important;
  color: #38bdf8 !important;
  font-size: 13px !important;
  font-weight: 700 !important;
  letter-spacing: 0.5px;
}

.daftar-premium-content h1 {
  color: #ffffff !important;
  font-size: clamp(28px, 3.8vw, 44px) !important;
  line-height: 1.25 !important;
  font-weight: 800 !important;
  margin: 0 0 18px 0 !important;
  letter-spacing: -0.5px;
}

.daftar-premium-content p {
  color: #94a3b8 !important;
  font-size: 15px !important;
  line-height: 1.65 !important;
  margin: 0 0 30px 0 !important;
}

/* Sub-Grid Fitur Keunggulan */
.premium-features-grid {
  display: grid !important;
  grid-template-columns: repeat(2, 1fr) !important;
  gap: 16px !important;
}

.premium-features-grid article {
  padding: 18px !important;
  border-radius: 14px !important;
  background: rgba(255, 255, 255, 0.03) !important;
  border: 1px solid rgba(56, 189, 248, 0.12) !important;
  box-sizing: border-box !important;
  transition: border-color 0.3s ease;
}

.premium-features-grid article:hover {
  border-color: rgba(56, 189, 248, 0.3) !important;
}

.premium-features-grid strong {
  display: block !important;
  color: #38bdf8 !important;
  font-size: 15px !important;
  font-weight: 700;
  margin-bottom: 6px !important;
}

.premium-features-grid span {
  color: #cbd5e1 !important;
  font-size: 12.5px !important;
  line-height: 1.5 !important;
}

/* --- TAMPILAN SISI KANAN (FORM CARD PREMIUM) --- */
.login-premium-card {
  width: 100% !important;
  padding: 40px 35px !important;
  border-radius: 24px !important;
  background: linear-gradient(180deg, rgba(9, 30, 61, 0.95) 0%, rgba(4, 18, 38, 0.98) 100%) !important;
  border: 1px solid rgba(56, 189, 248, 0.22) !important;
  box-shadow: 0 30px 60px -15px rgba(0, 0, 0, 0.6) !important;
  box-sizing: border-box !important;
  backdrop-filter: blur(10px);
}

.card-premium-heading {
  margin-bottom: 26px !important;
  text-align: left !important;
}

.card-premium-heading h2 {
  color: #ffffff !important;
  font-size: 26px !important;
  font-weight: 700 !important;
  margin: 0 0 6px 0 !important;
}

.card-premium-heading p {
  color: #94a3b8 !important;
  font-size: 13.5px !important;
  margin: 0 !important;
}

/* Grouping Input & Label */
.premium-form-group {
  margin-bottom: 20px !important;
  text-align: left !important;
}

.premium-form-group label {
  display: block !important;
  color: #e2e8f0 !important;
  font-size: 13px !important;
  font-weight: 600 !important;
  margin-bottom: 8px !important;
}

.premium-form-group input,
.premium-form-group select {
  width: 100% !important;
  height: 48px !important;
  padding: 0 16px !important;
  background: #030a14 !important;
  border: 1px solid rgba(56, 189, 248, 0.2) !important;
  border-radius: 12px !important;
  color: #ffffff !important;
  font-size: 14.5px !important;
  outline: none !important;
  box-sizing: border-box !important;
  transition: all 0.25s ease !important;
}

.premium-form-group input:focus,
.premium-form-group select:focus {
  border-color: #38bdf8 !important;
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.15) !important;
}

/* Modul Eye Toggle Button Pada Input Password */
.premium-password-wrapper {
  position: relative !important;
  width: 100% !important;
}

.premium-password-wrapper input {
  padding-right: 75px !important; /* Mencegah teks bertabrakan dengan tombol */
}

.btn-toggle-eye {
  position: absolute !important;
  top: 50% !important;
  right: 8px !important;
  transform: translateY(-50%) !important;
  height: 32px !important;
  padding: 0 12px !important;
  background: rgba(56, 189, 248, 0.15) !important;
  color: #38bdf8 !important;
  border: 1px solid rgba(56, 189, 248, 0.25) !important;
  border-radius: 8px !important;
  font-size: 11.5px !important;
  font-weight: 700 !important;
  cursor: pointer !important;
  transition: all 0.2s ease !important;
}

.btn-toggle-eye:hover {
  background: #38bdf8 !important;
  color: #040d1a !important;
}

/* Opsi tambahan (Persetujuan syarat) */
.premium-form-options {
  display: flex !important;
  align-items: center !important;
  margin: 16px 0 24px 0 !important;
  font-size: 13.5px !important;
}

.premium-remember {
  display: flex !important;
  align-items: flex-start !important;
  gap: 8px !important;
}

.premium-remember input {
  width: auto !important;
  height: auto !important;
  margin-top: 3px !important;
  cursor: pointer;
}

.premium-remember label {
  color: #94a3b8 !important;
  cursor: pointer;
  line-height: 1.4 !important;
  text-align: left !important;
}

/* Tombol Submit Premium (Glow Effect & Gradient) */
.btn-premium-submit {
  width: 100% !important;
  height: 50px !important;
  background: linear-gradient(135deg, #0284c7 0%, #38bdf8 100%) !important;
  border: none !important;
  border-radius: 12px !important;
  color: #ffffff !important;
  font-size: 15.5px !important;
  font-weight: 700 !important;
  cursor: pointer !important;
  box-shadow: 0 12px 24px -6px rgba(56, 189, 248, 0.35) !important;
  transition: all 0.25s ease !important;
}

.btn-premium-submit:hover {
  transform: translateY(-1.5px) !important;
  box-shadow: 0 16px 28px -4px rgba(56, 189, 248, 0.45) !important;
  opacity: 0.95 !important;
}

/* Footer Link Di Bawah Card */
.premium-register-link {
  margin-top: 22px !important;
  text-align: center !important;
  color: #94a3b8 !important;
  font-size: 13.5px !important;
}

.premium-register-link a {
  color: #38bdf8 !important;
  text-decoration: none !important;
  font-weight: 600 !important;
}
.premium-register-link a:hover {
  text-decoration: underline !important;
}

/* ==========================================================================
   OPTIMASI MOBILE & TABLET (RESPONSIVE BREAKPOINTS)
   ========================================================================== */
@media (max-width: 992px) {
  .daftar-premium-grid {
    grid-template-columns: 1fr !important; /* Susun komponen vertikal pada tablet */
    gap: 40px !important;
  }
  .daftar-premium-hero {
    padding: 110px 0 70px !important;
  }
}

@media (max-width: 576px) {
  .daftar-premium-hero {
    padding: 85px 0 50px !important;
  }
  .login-premium-card {
    padding: 28px 20px !important; /* Pas, simetris dan rapi di layar HP */
    border-radius: 20px !important;
  }
  .premium-features-grid {
    grid-template-columns: 1fr !important; /* Fitur kiri menjadi 1 kolom penuh di mobile */
  }
  .card-premium-heading h2 {
    font-size: 23px !important;
  }
}