/* ====== GLOBAL VARIABLES ====== */
:root {
  --sidebar-width: 240px;
  --card-radius: 12px;
  --shadow-1: 0 6px 18px rgba(11, 34, 80, 0.08);
  --shadow-2: 0 10px 30px rgba(11, 34, 80, 0.06);

  /* fallback if theme file not loaded */
  --header-bg: linear-gradient(90deg,#0b63d6,#084fa8);
  --sidebar-bg: linear-gradient(180deg,#0b63d6,#084fa8);
  --sidebar-text: #ffffff;
  --page-bg: #f6f9fc;
  --text: #0f1724;
}

/* Reset */
html, body {
  height: 100%;
  margin: 0;
  font-family: 'Inter', sans-serif;
  background: var(--page-bg);
  color: var(--text);
}

/* ====== NAVBAR ====== */
.navbar {
  background: var(--header-bg);
  color: #fff;
  height: 64px;
  padding: 0 18px;
  box-shadow: var(--shadow-1);
}
.navbar-brand {
  color: #fff !important;
  font-weight: 700;
  font-size: 1.2rem;
}

/* ====== SIDEBAR ====== */
#sidebar {
  position: fixed;
  top: 64px;
  left: 0;
  width: var(--sidebar-width);
  bottom: 0;
  background: var(--sidebar-bg);
  color: var(--sidebar-text);
  padding-top: 20px;
  box-shadow: var(--shadow-2);
}

#sidebar h5 {
  padding-left: 20px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--sidebar-text);
}

#sidebar .nav-link {
  color: var(--sidebar-text);
  padding: 12px 20px;
  margin: 5px 12px;
  border-radius: 8px;
  font-weight: 600;
  transition: 0.15s;
}

#sidebar .nav-link:hover {
  background: rgba(255,255,255,0.10);
  transform: translateY(-1px);
}

#sidebar .nav-link.active {
  background: rgba(255,255,255,0.20);
  border-left: 4px solid rgba(255,255,255,0.50);
  padding-left: 16px;
}

/* ====== MAIN CONTENT ====== */
main {
  margin-left: var(--sidebar-width);
  padding: 25px;
  min-height: calc(100vh - 64px);
}

/* ====== CARDS ====== */
.card {
  background: #fff;
  border: none;
  border-radius: var(--card-radius);
  box-shadow: var(--shadow-1);
}

/* ====== AVATAR ====== */
.avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
}

/* ====== RESPONSIVE ====== */
@media (max-width: 768px) {
  #sidebar {
    position: relative;
    width: 100%;
    top: 0;
    box-shadow: none;
  }
  main {
    margin-left: 0;
  }
}