/* Menambahkan transisi untuk dropdown sidebar */
.sidebar-submenu {
  overflow: hidden;
  transition: max-height 0.3s ease-out;
  max-height: 0;
  /* Default state: collapsed */
}

/* Base Styles */
body {
  font-family: "Inter", sans-serif;
  overflow-x: hidden;
  margin: 0;
}

/* Professional Modern Gradient */
.default-theme {
  background-color: #f8fafc;
  /* Slate-50 */
  background-image: radial-gradient(
      at 0% 0%,
      hsla(215, 98%, 61%, 0.2) 0,
      transparent 50%
    ),
    radial-gradient(at 100% 0%, hsla(260, 100%, 75%, 0.2) 0, transparent 50%);
  background-size: cover;
  background-attachment: fixed;
  min-height: 100vh;
}

.dark .default-theme {
  background-color: #0f172a;
  /* Slate-900 */
  background-image: radial-gradient(
      at 0% 0%,
      hsla(215, 98%, 61%, 0.1) 0,
      transparent 50%
    ),
    radial-gradient(at 100% 0%, hsla(260, 100%, 75%, 0.05) 0, transparent 50%);
}

/* Refined Glass Navbar & Panels */
.glass-nav,
.glass-panel {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.5);
}

.glass-panel {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

/* Dark Mode Refinements */
.dark .glass-nav {
    background: rgba(15, 23, 42, 0.7);
    /* Slate-900 with opacity */
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.dark .glass-panel {
    background: rgba(17, 24, 39, 0.7);
    /* Gray-900/70 */
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.5), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
}