/* PC Inventory — professional admin console */
:root {
  --ink: #0f172a;
  --ink-soft: #334155;
  --paper: #eef2f7;
  --card: rgba(255, 255, 255, 0.78);
  --card-solid: #ffffff;
  --line: rgba(148, 163, 184, 0.35);
  --accent: #0d9488;
  --accent-dark: #0f766e;
  --accent-soft: rgba(13, 148, 136, 0.12);
  --danger: #b42318;
  --warn: #b45309;
  --ok: #067647;
  --muted: #64748b;
  --sidebar-w: 268px;
  --rail-w: 84px;
  --glass: rgba(15, 23, 42, 0.55);
  --glass-border: rgba(255, 255, 255, 0.12);
  --shadow: 0 18px 50px rgba(15, 23, 42, 0.08);
  --radius: 16px;
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: var(--font);
  background:
    radial-gradient(1200px 600px at -10% -20%, rgba(13, 148, 136, 0.18), transparent 55%),
    radial-gradient(900px 500px at 110% 0%, rgba(59, 130, 246, 0.12), transparent 50%),
    linear-gradient(180deg, #f8fafc 0%, var(--paper) 100%);
}

.eyebrow {
  margin: 0;
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  border: 0;
  color: #fff;
  box-shadow: 0 8px 20px rgba(13, 148, 136, 0.25);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.btn-accent:hover, .btn-accent:focus { background: var(--accent-dark); color: #fff; }
.btn-ghost {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink-soft);
}
.btn-ghost:hover { background: rgba(15, 23, 42, 0.04); color: var(--ink); }
.btn-icon {
  width: 38px; height: 38px;
  padding: 0;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.7);
  border-radius: 12px;
  color: var(--ink-soft);
}
.btn-icon:hover { background: #fff; color: var(--ink); }

.glass-panel, .glass-topbar, .card-lite, .table-card, .login-card, .modal-content {
  background: var(--card);
  border: 1px solid rgba(255,255,255,0.65);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
}

/* Login */
.login-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
}
.login-card {
  width: min(440px, 100%);
  border-radius: 22px;
  padding: 2rem;
}
.login-brand { display: flex; gap: 0.9rem; align-items: center; margin-bottom: 0.75rem; }
.login-card h1 { font-size: 1.7rem; margin: 0.15rem 0 0; }
.login-lead { color: var(--muted); margin: 0 0 1.4rem; }
.brand-mark {
  width: 42px; height: 42px; border-radius: 14px;
  display: grid; place-items: center;
  background: linear-gradient(145deg, var(--accent), #115e59);
  color: #fff; flex: none;
}

/* Shell */
.app-shell { min-height: 100vh; display: flex; }
.workspace { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.glass-sidebar {
  width: var(--sidebar-w);
  flex: none;
  margin: 0.75rem 0 0.75rem 0.75rem;
  border-radius: 22px;
  padding: 1rem 0.8rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  color: #e8eef8;
  background: linear-gradient(165deg, rgba(15, 23, 42, 0.82), rgba(15, 23, 42, 0.62));
  border: 1px solid var(--glass-border);
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.28);
  backdrop-filter: blur(22px) saturate(160%);
  -webkit-backdrop-filter: blur(22px) saturate(160%);
  transition: width 0.22s ease, transform 0.22s ease, margin 0.22s ease, opacity 0.22s ease;
  z-index: 1040;
}
.brand { display: flex; gap: 0.65rem; align-items: center; padding: 0.2rem 0.35rem 0.4rem; }
.brand-text { min-width: 0; flex: 1; }
.brand-text strong { display: block; font-size: 0.95rem; }
.brand-text small, .sidebar-foot small { color: rgba(226, 232, 240, 0.65); }
.sidebar-tool {
  border: 0;
  background: rgba(255,255,255,0.06);
  color: #dbe4f0;
  width: 30px; height: 30px;
  border-radius: 10px;
  display: grid; place-items: center;
  flex: none;
}
.sidebar-tool:hover { background: rgba(255,255,255,0.14); color: #fff; }
.side-nav { display: flex; flex-direction: column; gap: 0.25rem; flex: 1; }
.side-nav button {
  text-align: left;
  border: 0;
  background: transparent;
  color: #d7e0ec;
  border-radius: 12px;
  padding: 0.65rem 0.75rem;
  font-size: 0.92rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.side-nav button .nav-ico {
  width: 1.6rem; flex: none;
  display: grid; place-items: center;
  opacity: 0.9;
}
.side-nav button:hover { background: rgba(255,255,255,0.07); color: #fff; }
.side-nav button.active {
  background: rgba(13, 148, 136, 0.22);
  color: #fff;
  box-shadow: inset 3px 0 0 var(--accent);
}
.sidebar-foot { padding: 0.5rem 0.75rem 0.25rem; }
.sidebar-backdrop {
  position: fixed; inset: 0;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(2px);
  z-index: 1035;
}
.sidebar-backdrop[hidden] { display: none !important; }

/* Sidebar modes */
.app-shell.sidebar-rail .glass-sidebar { width: var(--rail-w); }
.app-shell.sidebar-rail .brand-text,
.app-shell.sidebar-rail .nav-label,
.app-shell.sidebar-rail .sidebar-foot,
.app-shell.sidebar-rail #sidebar-hide { display: none; }
.app-shell.sidebar-rail .brand { justify-content: center; }
.app-shell.sidebar-rail .side-nav button { justify-content: center; padding-left: 0.5rem; padding-right: 0.5rem; }
.app-shell.sidebar-rail .side-nav button.active { box-shadow: inset 0 -3px 0 var(--accent); }

.app-shell.sidebar-hidden .glass-sidebar {
  width: 0;
  margin-left: 0;
  padding: 0;
  opacity: 0;
  pointer-events: none;
  overflow: hidden;
  border: 0;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin: 0.75rem 0.75rem 0;
  padding: 0.85rem 1.1rem;
  border-radius: 18px;
}
.page-heading { min-width: 0; flex: 1; }
.page-heading h2 { font-size: 1.2rem; margin: 0; font-weight: 700; }
.page-kicker { margin-bottom: 0.1rem; }
.topbar-actions { display: flex; align-items: center; gap: 0.65rem; margin-left: auto; }
.fetch-meta { color: var(--muted); font-size: 0.78rem; white-space: nowrap; }
#fetch-now.is-loading { opacity: 0.7; pointer-events: none; }
#fetch-now.is-loading .fetch-label::after { content: "..."; }
.topbar-user { display: flex; align-items: center; gap: 0.55rem; color: var(--muted); font-size: 0.9rem; }

.content { padding: 1rem 0.75rem 2rem; }

.stat-grid, .split { display: grid; gap: 0.85rem; }
.stat-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); margin-bottom: 0.85rem; }
.split { grid-template-columns: 1.2fr 0.8fr; }
.card-lite, .table-card {
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
}
.card-lite h3 { font-size: 0.95rem; margin: 0 0 0.85rem; }
.stat-label { color: var(--muted); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.05em; }
.stat-value { font-size: 1.55rem; font-weight: 750; line-height: 1.15; margin-top: 0.25rem; }
.toolbar { display: flex; flex-wrap: wrap; gap: 0.55rem; margin-bottom: 0.85rem; align-items: end; }
.badge-status { font-weight: 600; }
.badge-recently_active { background: #e7f6ee; color: var(--ok); }
.badge-offline { background: #fff4e5; color: var(--warn); }
.badge-never_synchronized { background: #eef1f4; color: var(--ink-soft); }
.badge-deactivated { background: #fdeceb; color: var(--danger); }
.detail-head { display: flex; justify-content: space-between; gap: 1rem; align-items: start; margin-bottom: 0.85rem; }
.kv { display: grid; grid-template-columns: 160px 1fr; gap: 0.4rem 0.85rem; font-size: 0.92rem; }
.kv dt { color: var(--muted); }
.nav-tabs .nav-link { color: var(--ink-soft); border-radius: 10px 10px 0 0; }
.nav-tabs .nav-link.active { color: var(--accent-dark); font-weight: 650; }
.empty-note { color: var(--muted); padding: 1.25rem 0; }
.table-card table.dataTable { margin-top: 0.35rem !important; }
.form-control, .form-select {
  border-radius: 12px;
  border-color: rgba(148,163,184,0.45);
  background: rgba(255,255,255,0.9);
}
.form-control:focus, .form-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 0.2rem rgba(13, 148, 136, 0.15);
}

@media (max-width: 1100px) {
  .stat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .split { grid-template-columns: 1fr; }
}
@media (max-width: 991px) {
  .glass-sidebar {
    position: fixed;
    inset: 0.75rem auto 0.75rem 0.75rem;
    height: calc(100% - 1.5rem);
    transform: translateX(-110%);
    width: min(300px, 86vw) !important;
    margin: 0;
    opacity: 1;
    pointer-events: auto;
  }
  .app-shell.sidebar-rail .glass-sidebar,
  .app-shell.sidebar-hidden .glass-sidebar {
    width: min(300px, 86vw) !important;
    opacity: 1;
    overflow: auto;
  }
  .app-shell.sidebar-rail .brand-text,
  .app-shell.sidebar-rail .nav-label,
  .app-shell.sidebar-rail .sidebar-foot,
  .app-shell.sidebar-rail #sidebar-hide,
  .app-shell.sidebar-hidden .brand-text,
  .app-shell.sidebar-hidden .nav-label,
  .app-shell.sidebar-hidden .sidebar-foot,
  .app-shell.sidebar-hidden #sidebar-hide { display: initial; }
  .app-shell.sidebar-rail .brand,
  .app-shell.sidebar-hidden .brand { justify-content: flex-start; }
  .app-shell.sidebar-rail .side-nav button,
  .app-shell.sidebar-hidden .side-nav button { justify-content: flex-start; padding: 0.65rem 0.75rem; }
  .sidebar.open { transform: none; }
  .sidebar-tool { display: none; }
  .fetch-meta { display: none; }
  .topbar { margin: 0.75rem; }
}
@media (min-width: 992px) {
  /* hamburger always available to reopen when hidden; also toggles mobile drawer on small screens */
}