:root {
  --bg-dark: #000c18;
  /* Background utama */
  --bg-panel: #031525;
  /* Background panel/card */
  --bg-search: #061a2e;
  /* Background input search */
  --accent-blue: #0d6efd;
  /* Warna primary */
  --text-main: #ffffff;
  --text-muted: #8a99af;
  --border-color: #1a2b3c;
  --danger-red: #ff4d4d;
  --color-blue: #e8e2db;
}

body,
html {
  height: 100%;
  margin: 0;
  padding: 0;
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: "Inter", sans-serif;
  overflow: hidden;
  /* Mencegah scroll body utama */
}

/* --- UI UTILS --- */
.text-muted-custom {
  color: var(--text-muted);
  font-size: 0.8rem;
}

.bg-panel-custom {
  background-color: var(--bg-panel);
  border: 1px solid var(--border-color);
  border-radius: 12px;
}

.tracking-wider {
  letter-spacing: 1px;
}

/* =========================================
       LAYAR 1: DASHBOARD MAP (image_1.png)
       ========================================= */

/* Custom Top Navbar */
.navbar-sentinel {
  height: 60px;
  padding: 0 15px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  /* Logo kiri, Menu kanan */
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1030;
  background-color: var(--bg-dark);
}

.brand-wrapper {
  display: flex;
  align-items: center;
}

/* Efek Hover untuk Sidebar */
.offcanvas .list-group-item-action:hover,
.offcanvas .list-group-item-action:active, 
.offcanvas .list-group-item-action:focus{
    background-color: rgba(13, 110, 253, 0.1) !important;
    border-left: 4px solid var(--accent-blue) !important;
}

.offcanvas-start {
    /* Pastikan sidebar menggunakan tema gelap Sentinel */
    background-color: var(--bg-panel) !important;
    color: white;
}

.offcanvas .list-group-item {
    transition: 0.2s;
    cursor: pointer;
}

/* Menghapus border/outline pada tombol menu saat diklik */
.btn-close,
.brand-wrapper .btn,
.brand-wrapper .btn:focus, 
.brand-wrapper .btn:active,
.brand-wrapper .btn-check:focus + .btn, 
.brand-wrapper .btn:focus-visible {
    outline: none !important;
    box-shadow: none !important;
    border: none !important;
}

/* Opsional: Berikan sedikit efek transparansi saat ditekan agar tetap ada feedback user */
.brand-wrapper .btn:active {
    opacity: 0.7;
}

.brand-logo {
  font-weight: 700;
  letter-spacing: 2px;
  font-size: 1.1rem;
  color: var(--text-main);
}

/* Wrapper Menu Kanan (Search Icon + Profile) */
.right-menu-wrapper {
  display: flex;
  align-items: center;
  gap: 15px;
  /* Jarak antar icon */
}

.top-search-icon {
  font-size: 1.3rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: 0.3s;
}

.top-search-icon:active {
  color: var(--accent-blue);
  transform: scale(0.9);
}

.profile-img-top {
  width: 35px;
  height: 35px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border-color);
}

/*Nav Button Buttom*/
/* --- BOTTOM NAVIGATION (Common) --- */
.bottom-nav {
  position: fixed;
  bottom: 0;
  width: 100%;
  height: 70px;
  background: var(--bg-dark);
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-around;
  align-items: center;
  z-index: 1030;
}

.nav-item {
  background: none;
  border: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  color: var(--text-main);
  text-decoration: none;
  font-size: 0.65rem;
  font-weight: 600;
  opacity: 0.6;
  transition: 0.2s;
}

.nav-item.active {
  color: var(--accent-blue);
  opacity: 1;
  outline: none !important;
  box-shadow: none !important;
  border: none !important;
}

.nav-item[aria-expanded="true"] {
    color: var(--accent-blue) !important;
    opacity: 1 !important;
}

.nav-item i {
  font-size: 1.4rem;
  margin-bottom: 2px;
}