:root {
  --bg:      #0a0a0a;
  --surf:    #111111;
  --surf2:   #181818;
  --surf3:   #222222;
  --border:  #2a2a2a;
  --border2: #363636;
  --accent:  #ffffff;
  --muted:   #505050;
  --text:    #efefef;
  --text2:   #909090;
  --green:   #22c55e;
  --red:     #ef4444;
  --yellow:  #eab308;
  --blue:    #3b82f6;
  --radius:  8px;
  --font:    'Segoe UI', system-ui, -apple-system, sans-serif;
  --mono:    'Cascadia Code', 'Consolas', monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; }

/* ─── Layout ─────────────────────────────────────────────────────────────── */
#app { display: flex; min-height: 100vh; }

/* ─── Sidebar ────────────────────────────────────────────────────────────── */
#sidebar {
  width: 220px;
  min-height: 100vh;
  background: var(--surf);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  transition: transform .2s;
}

#sidebar .logo {
  padding: 20px 16px 16px;
  border-bottom: 1px solid var(--border);
}
#sidebar .logo h1 {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .5px;
}
#sidebar .logo span {
  font-size: 10px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

#sidebar nav { flex: 1; padding: 12px 0; overflow-y: auto; }
#sidebar nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 16px;
  color: var(--text2);
  font-size: 13.5px;
  border-radius: 0;
  transition: background .15s, color .15s;
  cursor: pointer;
}
#sidebar nav a:hover { background: var(--surf2); color: var(--text); }
#sidebar nav a.active { background: var(--surf3); color: var(--accent); border-left: 2px solid var(--accent); }
#sidebar nav a .icon { font-size: 16px; width: 20px; text-align: center; }
#sidebar nav .section-label {
  padding: 12px 16px 4px;
  font-size: 10px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

#sidebar .user-info {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
}
#sidebar .user-info .avatar {
  width: 32px; height: 32px;
  background: var(--surf3);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 700;
}
#sidebar .user-info .name { font-size: 13px; font-weight: 600; }
#sidebar .user-info .role {
  font-size: 10px; color: var(--muted);
  text-transform: uppercase; letter-spacing: .5px;
}
#sidebar .user-info .logout-btn {
  margin-left: auto; cursor: pointer; color: var(--muted);
  font-size: 16px; transition: color .15s;
}
#sidebar .user-info .logout-btn:hover { color: var(--red); }

/* ─── Conteúdo principal ──────────────────────────────────────────────────── */
#main {
  margin-left: 220px;
  flex: 1;
  min-height: 100vh;
  padding: 28px 28px;
  max-width: calc(100vw - 220px);
}

/* ─── Topbar ──────────────────────────────────────────────────────────────── */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}
.topbar h2 { font-size: 20px; font-weight: 700; }
.topbar .sub { color: var(--text2); font-size: 13px; margin-top: 2px; }

/* ─── Cards de stat ───────────────────────────────────────────────────────── */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}
.stat-card {
  background: var(--surf);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}
.stat-card .label { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .5px; margin-bottom: 6px; }
.stat-card .value { font-size: 28px; font-weight: 700; }
.stat-card.green .value { color: var(--green); }
.stat-card.blue  .value { color: var(--blue); }
.stat-card.red   .value { color: var(--red); }

/* ─── Tabelas ─────────────────────────────────────────────────────────────── */
.card {
  background: var(--surf);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 20px;
}
.card-header {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 600;
  font-size: 14px;
}
.card-body { padding: 0; }

table { width: 100%; border-collapse: collapse; }
th {
  padding: 10px 16px;
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--muted);
  background: var(--surf2);
  border-bottom: 1px solid var(--border);
  font-weight: 600;
}
td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  font-size: 13.5px;
  vertical-align: middle;
}
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--surf2); }
.mono { font-family: var(--mono); font-size: 12px; }

/* ─── Badges / Pills ──────────────────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 8px; border-radius: 99px;
  font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .3px;
}
.badge.green  { background: rgba(34,197,94,.15);  color: var(--green); }
.badge.red    { background: rgba(239,68,68,.15);   color: var(--red); }
.badge.yellow { background: rgba(234,179,8,.15);   color: var(--yellow); }
.badge.blue   { background: rgba(59,130,246,.15);  color: var(--blue); }
.badge.gray   { background: rgba(80,80,80,.2);     color: var(--muted); }

/* ─── Botões ──────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 14px; border-radius: 6px; border: none;
  font-size: 13px; font-weight: 500; cursor: pointer;
  transition: background .15s, opacity .15s;
  font-family: var(--font);
}
.btn:disabled { opacity: .4; cursor: not-allowed; }
.btn-primary { background: #fff; color: #000; }
.btn-primary:hover:not(:disabled) { background: #e0e0e0; }
.btn-danger  { background: rgba(239,68,68,.15); color: var(--red); }
.btn-danger:hover:not(:disabled)  { background: rgba(239,68,68,.25); }
.btn-ghost   { background: var(--surf2); color: var(--text); border: 1px solid var(--border); }
.btn-ghost:hover:not(:disabled)   { background: var(--surf3); }
.btn-green   { background: rgba(34,197,94,.15); color: var(--green); }
.btn-green:hover:not(:disabled)   { background: rgba(34,197,94,.25); }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-xs { padding: 3px 8px;  font-size: 11px; border-radius: 4px; }

/* ─── Formulários ─────────────────────────────────────────────────────────── */
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block; margin-bottom: 6px;
  font-size: 12px; color: var(--text2);
  font-weight: 600; text-transform: uppercase; letter-spacing: .3px;
}
input, select, textarea {
  width: 100%;
  background: #141414;
  border: 1px solid var(--border2);
  border-radius: 6px;
  color: var(--text);
  padding: 9px 12px;
  font-size: 14px;
  font-family: var(--font);
  outline: none;
  transition: border-color .15s;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent); }
select option { background: #1a1a1a; }
textarea { resize: vertical; min-height: 80px; font-family: var(--mono); font-size: 13px; }
.form-hint { font-size: 11px; color: var(--muted); margin-top: 4px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-row.three { grid-template-columns: 1fr 1fr 1fr; }

/* ─── Modal ───────────────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.7);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000;
  animation: fadeIn .15s;
}
.modal {
  background: var(--surf);
  border: 1px solid var(--border);
  border-radius: 10px;
  width: 100%; max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  animation: slideUp .15s;
}
.modal.wide { max-width: 700px; }
.modal-header {
  padding: 18px 20px 14px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  font-size: 16px; font-weight: 700;
}
.modal-body   { padding: 20px; }
.modal-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--border);
  display: flex; justify-content: flex-end; gap: 10px;
}
.modal-close { cursor: pointer; color: var(--muted); font-size: 20px; line-height: 1; }
.modal-close:hover { color: var(--text); }

@keyframes fadeIn  { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

/* ─── Log terminal ────────────────────────────────────────────────────────── */
.log-terminal {
  background: #0d0d0d;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  font-family: var(--mono);
  font-size: 12px;
  color: #bdbdbd;
  height: 260px;
  overflow-y: auto;
  line-height: 1.6;
}
.log-terminal::-webkit-scrollbar { width: 6px; }
.log-terminal::-webkit-scrollbar-track { background: transparent; }
.log-terminal::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }

/* ─── Toast ───────────────────────────────────────────────────────────────── */
#toast-container {
  position: fixed; bottom: 24px; right: 24px;
  display: flex; flex-direction: column; gap: 8px;
  z-index: 9999;
}
.toast {
  background: var(--surf2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 13px;
  min-width: 220px;
  display: flex; align-items: center; gap: 10px;
  animation: slideUp .2s;
  box-shadow: 0 4px 20px rgba(0,0,0,.4);
}
.toast.success { border-left: 3px solid var(--green); }
.toast.error   { border-left: 3px solid var(--red); }
.toast.info    { border-left: 3px solid var(--blue); }

/* ─── Login page ──────────────────────────────────────────────────────────── */
#login-page {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg);
}
.login-box {
  background: var(--surf);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 40px 36px;
  width: 100%; max-width: 380px;
}
.login-box .logo { margin-bottom: 28px; text-align: center; }
.login-box .logo h1 { font-size: 22px; font-weight: 800; }
.login-box .logo p { font-size: 12px; color: var(--muted); margin-top: 4px; }
.login-box .error-msg { color: var(--red); font-size: 13px; text-align: center; margin-bottom: 12px; }

/* ─── Empty state ─────────────────────────────────────────────────────────── */
.empty-state {
  text-align: center; padding: 60px 20px;
  color: var(--muted);
}
.empty-state .icon { font-size: 36px; margin-bottom: 12px; }
.empty-state p { font-size: 14px; }

/* ─── Scrollbar global ────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }

/* ─── Utilitários ─────────────────────────────────────────────────────────── */
.flex   { display: flex; }
.items-center { align-items: center; }
.gap-8  { gap: 8px; }
.gap-12 { gap: 12px; }
.mt-16  { margin-top: 16px; }
.text-muted { color: var(--muted); }
.text-sm    { font-size: 12px; }
.hidden     { display: none !important; }
.separator  { height: 1px; background: var(--border); margin: 20px 0; }

/* ─── Responsivo ──────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  #sidebar { transform: translateX(-100%); }
  #sidebar.open { transform: translateX(0); }
  #main { margin-left: 0; padding: 16px; max-width: 100vw; }
  .form-row, .form-row.three { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
}