/* App shell: sidebar + topbar + main view */
.app { display: flex; height: 100vh; }

/* ---------- Sidebar ---------- */
.sidebar {
  width: 232px; min-width: 232px; background: var(--sidebar-bg);
  color: var(--sidebar-text); display: flex; flex-direction: column;
  transition: width .18s, min-width .18s;
}
.sidebar.collapsed { width: 64px; min-width: 64px; }
.sidebar.collapsed .nav-label, .sidebar.collapsed .logo-text { display: none; }

.logo {
  display: flex; align-items: center; gap: 10px; padding: 18px 16px;
  color: #fff; font-weight: 800; font-size: 1.15rem; letter-spacing: .3px;
}
.logo-mark {
  width: 32px; height: 32px; min-width: 32px; border-radius: 9px;
  background: linear-gradient(135deg, var(--orange-500), var(--blue-500));
  display: grid; place-items: center; font-size: 1rem; color: #fff;
}
.logo-text small { display: block; font-size: .6rem; font-weight: 500; color: var(--sidebar-text); }

.nav { flex: 1; overflow-y: auto; padding: 8px; }
.nav-item {
  display: flex; align-items: center; gap: 11px; width: 100%;
  padding: 10px 12px; margin-bottom: 2px; border: 0; border-radius: var(--radius-s);
  background: transparent; color: var(--sidebar-text); font-size: .92rem;
  text-align: left; white-space: nowrap;
}
.nav-item:hover { background: rgba(255, 255, 255, .07); color: #fff; }
.nav-item.active { background: var(--sidebar-active); color: var(--orange-500); font-weight: 600; }
.nav-item .icon { width: 20px; min-width: 20px; text-align: center; }
.nav-badge {
  margin-left: auto; background: var(--orange-500); color: #fff;
  font-size: .68rem; font-weight: 700; border-radius: 999px; padding: 1px 7px;
}
.sidebar-foot { padding: 10px; border-top: 1px solid rgba(255,255,255,.08); }

/* ---------- Topbar ---------- */
.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.topbar {
  display: flex; align-items: center; gap: 14px; padding: 12px 22px;
  background: var(--surface); border-bottom: 1px solid var(--border);
}
.global-search { position: relative; flex: 1; max-width: 460px; }
.global-search input {
  width: 100%; padding: 9px 14px 9px 38px; border: 1px solid var(--border);
  border-radius: 10px; background: var(--surface-2); color: var(--text);
}
.global-search .icon { position: absolute; left: 12px; top: 9px; color: var(--text-3); }
.topbar-right { display: flex; align-items: center; gap: 12px; margin-left: auto; }
.net-status { display: flex; align-items: center; gap: 6px; font-size: .8rem; color: var(--text-2); }
.net-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green-600); }
.icon-btn {
  position: relative; width: 38px; height: 38px; border: 1px solid var(--border);
  border-radius: 10px; background: var(--surface); color: var(--text-2); font-size: 1rem;
}
.icon-btn:hover { border-color: var(--border-2); color: var(--text); }
.icon-btn .dot {
  position: absolute; top: 7px; right: 8px; width: 7px; height: 7px;
  border-radius: 50%; background: var(--orange-500);
}
.avatar {
  width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center;
  background: var(--blue-600); color: #fff; font-weight: 700; font-size: .85rem;
}
.user-meta { line-height: 1.15; }
.user-meta b { font-size: .86rem; display: block; }
.user-meta span { font-size: .72rem; color: var(--text-3); text-transform: capitalize; }

/* ---------- View area ---------- */
.view { flex: 1; overflow-y: auto; padding: 22px; }
.view-head { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; flex-wrap: wrap; }
.view-head h1 { font-size: 1.35rem; }
.view-head .sub { color: var(--text-2); font-size: .88rem; }
.view-head .spacer { flex: 1; }

.grid { display: grid; gap: 16px; }
.cols-2 { grid-template-columns: 1fr 1fr; }
.cols-3 { grid-template-columns: repeat(3, 1fr); }
.cols-4 { grid-template-columns: repeat(4, 1fr); }
.span-2 { grid-column: span 2; }

/* ---------- Login ---------- */
.login-wrap {
  height: 100vh; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--navy-900), var(--navy-700));
}
.login-card {
  width: 380px; background: var(--surface); border-radius: var(--radius-l);
  padding: 34px; box-shadow: var(--shadow-m);
}
.login-card .logo { color: var(--text); padding: 0 0 6px; }
.login-card .logo-text small { color: var(--text-3); }
.login-tag { color: var(--text-2); font-size: .86rem; margin-bottom: 22px; }

@media (max-width: 1100px) {
  .cols-4 { grid-template-columns: repeat(2, 1fr); }
  .cols-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 820px) {
  .sidebar { position: fixed; z-index: 40; height: 100vh; left: 0; transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .cols-2, .cols-3, .cols-4 { grid-template-columns: 1fr; }
  .span-2 { grid-column: span 1; }
  .view { padding: 14px; }
}