/* ===== التخطيط العام: سايدبار + هيدر + محتوى ===== */
.app { min-height: 100vh; }

.sidebar {
  position: fixed; inset-block: 0; inset-inline-start: 0;
  width: var(--sidebar-w);
  background: var(--surface);
  border-inline-end: 1px solid var(--border);
  display: flex; flex-direction: column;
  z-index: 50;
  transition: width var(--transition), transform var(--transition);
}
.sidebar .brand {
  height: var(--header-h);
  display: flex; align-items: center; gap: .75rem;
  padding: 0 1.1rem;
  border-bottom: 1px solid var(--border);
  font-weight: 800; font-size: 1.15rem;
}
.brand-logo {
  width: 38px; height: 38px; border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), #14b8a6);
  color: #fff; display: grid; place-items: center; flex-shrink: 0;
}
.nav { flex: 1; overflow-y: auto; padding: .75rem; }
.nav-title { font-size: .72rem; color: var(--text-muted); padding: .75rem .75rem .3rem; font-weight: 700; }
.nav a {
  display: flex; align-items: center; gap: .8rem;
  padding: .65rem .8rem; border-radius: var(--radius-sm);
  color: var(--text-muted); font-weight: 600; margin-bottom: 2px;
  transition: var(--transition); white-space: nowrap;
}
.nav a i { width: 20px; text-align: center; font-size: 1rem; }
.nav a:hover { background: var(--surface-2); color: var(--text); }
.nav a.active { background: var(--primary-50); color: var(--primary); }
.sidebar-footer { padding: .75rem; border-top: 1px solid var(--border); }

body.collapsed .sidebar { width: var(--sidebar-w-collapsed); }
body.collapsed .sidebar .label, body.collapsed .nav-title, body.collapsed .brand span { display: none; }
body.collapsed .nav a { justify-content: center; }
body.collapsed .main { margin-inline-start: var(--sidebar-w-collapsed); }

.main { margin-inline-start: var(--sidebar-w); transition: margin var(--transition); min-height: 100vh; }

.topbar {
  position: sticky; top: 0; z-index: 40;
  height: var(--header-h);
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 1rem; padding: 0 1.5rem;
}
.search-box { flex: 1; max-width: 420px; position: relative; }
.search-box i { position: absolute; inset-inline-start: .9rem; top: 50%; transform: translateY(-50%); color: var(--text-muted); }
.search-box input {
  width: 100%; padding: .55rem .9rem; padding-inline-start: 2.4rem;
  background: var(--surface-2); border: 1px solid var(--border); border-radius: 999px; outline: none;
}
.search-box input:focus { border-color: var(--primary); }
.search-results {
  position: absolute; top: 110%; inset-inline: 0; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-lg);
  max-height: 340px; overflow: auto; display: none;
}
.search-results.open { display: block; }
.search-results a { display: flex; justify-content: space-between; padding: .6rem 1rem; }
.search-results a:hover { background: var(--surface-2); }
.top-actions { margin-inline-start: auto; display: flex; align-items: center; gap: .5rem; }
.icon-btn {
  width: 40px; height: 40px; border-radius: 10px; display: grid; place-items: center;
  color: var(--text-muted); position: relative; transition: var(--transition);
}
.icon-btn:hover { background: var(--surface-2); color: var(--text); }
.badge-dot {
  position: absolute; top: 4px; inset-inline-end: 4px; min-width: 18px; height: 18px; padding: 0 4px;
  background: var(--danger); color: #fff; border-radius: 9px; font-size: .68rem; display: grid; place-items: center;
}
.user-chip { display: flex; align-items: center; gap: .6rem; padding: .25rem .6rem; border-radius: 999px; }
.avatar {
  width: 36px; height: 36px; border-radius: 50%; background: var(--primary); color: #fff;
  display: grid; place-items: center; font-weight: 700;
}
.dropdown { position: relative; }
.dropdown-menu {
  position: absolute; top: 115%; inset-inline-end: 0; min-width: 300px; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-lg);
  display: none; z-index: 60; overflow: hidden;
}
.dropdown-menu.open { display: block; }
.dropdown-menu .item { padding: .7rem 1rem; border-bottom: 1px solid var(--border); font-size: .9rem; }
.dropdown-menu .item:last-child { border: none; }

.content { padding: 1.5rem; max-width: 1600px; margin: 0 auto; min-height: calc(100vh - var(--header-h)); width: 100%; }
.page-head { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; margin-bottom: 1.25rem; }
.page-head h1 { font-size: 1.5rem; font-weight: 800; }
.page-head p { color: var(--text-muted); font-size: .9rem; }

.grid { display: grid; gap: 1rem; }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid.cols-2-1 { grid-template-columns: 2fr 1fr; }

/* التجاوب */
@media (max-width: 1100px) {
  .grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .grid.cols-3, .grid.cols-2-1 { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .sidebar { transform: translateX(100%); }
  html[dir="ltr"] .sidebar { transform: translateX(-100%); }
  body.mobile-open .sidebar { transform: none; width: var(--sidebar-w); }
  .main, body.collapsed .main { margin-inline-start: 0; }
  .backdrop { position: fixed; inset: 0; background: rgba(0,0,0,.4); z-index: 45; display: none; }
  body.mobile-open .backdrop { display: block; }
  .grid.cols-2 { grid-template-columns: 1fr; }
  .user-chip .label { display: none; }
}
@media (max-width: 560px) {
  .grid.cols-4 { grid-template-columns: 1fr; }
  .content { padding: 1rem; }
  .topbar { padding: 0 .8rem; }
}