:root {
  --bg: #0b0f1a;
  --bg-soft: #111827;
  --surface: #1a2234;
  --surface-2: #1f2937;
  --border: #2b3650;
  --text: #e6eaf2;
  --text-muted: #94a3b8;
  --primary: #4f7cff;
  --primary-soft: #3b5bdb;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #38bdf8;
  --sidebar-w: 250px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background:
    radial-gradient(1200px 600px at 100% -10%, rgba(79, 124, 255, 0.08), transparent 60%),
    var(--bg);
  color: var(--text);
  min-height: 100vh;
}

a { color: var(--primary); text-decoration: none; }

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

.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  background: var(--bg-soft);
  border-right: 1px solid var(--border);
  padding: 20px 14px;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 4px 8px 20px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}

.brand-logo {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--primary-soft));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 20px;
  box-shadow: 0 6px 16px rgba(79, 124, 255, 0.35);
}

.brand-text h1 { margin: 0; font-size: 18px; font-weight: 700; line-height: 1.1; }
.brand-text small { color: var(--text-muted); font-size: 11px; }

.nav-group-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--text-muted);
  padding: 12px 10px 6px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  margin-bottom: 2px;
  border-radius: 10px;
  color: var(--text-muted);
  font-weight: 500;
  font-size: 14px;
  transition: all 0.15s;
}

.nav-item i { width: 20px; text-align: center; font-size: 16px; }

.nav-item:hover { background: var(--surface); color: var(--text); }
.nav-item.active { background: var(--primary); color: #fff; box-shadow: 0 6px 14px rgba(79, 124, 255, 0.3); }

.sidebar-footer {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-muted);
}

.sidebar-user {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.sidebar-user .avatar {
  width: 34px; height: 34px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--info));
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 700;
}

.sidebar-user strong { display: block; font-size: 13px; }
.sidebar-user span { color: var(--text-muted); font-size: 11px; }

/* ---------- Main ---------- */
.main {
  flex: 1;
  padding: 28px 32px;
  max-width: 1400px;
}

.page-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.page-head h2 { margin: 0; font-size: 22px; font-weight: 700; }
.page-head .sub { color: var(--text-muted); font-size: 13px; margin-top: 2px; }

/* ---------- Cards ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-body { padding: 20px; }

/* ---------- Stat cards ---------- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 24px; }

.stat {
  background: linear-gradient(160deg, var(--surface) 0%, var(--surface-2) 100%);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: transform 0.15s, box-shadow 0.15s;
}

.stat:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35); }

.stat-icon {
  width: 48px; height: 48px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center; font-size: 22px;
}

.stat-label { color: var(--text-muted); font-size: 12px; }
.stat-value { font-size: 22px; font-weight: 700; margin-top: 2px; }

.c-success { background: rgba(34, 197, 94, 0.15); color: var(--success); }
.c-info { background: rgba(56, 189, 248, 0.15); color: var(--info); }
.c-warning { background: rgba(245, 158, 11, 0.15); color: var(--warning); }
.c-danger { background: rgba(239, 68, 68, 0.15); color: var(--danger); }
.c-primary { background: rgba(79, 124, 255, 0.15); color: var(--primary); }

.text-success { color: var(--success) !important; }
.text-danger { color: var(--danger) !important; }
.text-warning { color: var(--warning) !important; }
.text-info { color: var(--info) !important; }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; }
table.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.table thead th {
  text-align: left;
  padding: 12px 16px;
  color: var(--text-muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.table tbody td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}
.table tbody tr:hover { background: rgba(255, 255, 255, 0.02); }
.table tbody tr:last-child td { border-bottom: none; }

.empty {
  text-align: center;
  color: var(--text-muted);
  padding: 40px 16px;
}
.empty i { font-size: 40px; display: block; margin-bottom: 12px; opacity: 0.4; }

/* ---------- Form (melhorado) ---------- */
label { font-size: 13px; color: var(--text-muted); margin-bottom: 6px; display: block; font-weight: 500; }
.form-group { margin-bottom: 16px; }
.form-group:last-child { margin-bottom: 0; }
.input-with-icon {
  position: relative;
}
.input-with-icon i {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 16px;
  pointer-events: none;
  transition: color 0.15s;
}
.input-with-icon input {
  padding-left: 42px !important;
}
.input-with-icon:focus-within i {
  color: var(--primary);
}
.form-check-inline {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
}
.form-check-inline input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
  margin: 0;
}
.form-check-inline label {
  margin: 0;
  font-size: 14px;
  color: var(--text);
  font-weight: 500;
  cursor: pointer;
}
input, select, textarea {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-size: 14px;
  margin-bottom: 14px;
  transition: border-color 0.15s, box-shadow 0.15s;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 124, 255, 0.18);
}
input::placeholder { color: var(--text-muted); opacity: 0.6; }

.form-row { display: flex; gap: 14px; }
.form-row > div { flex: 1; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 10px;
  border: 1px solid transparent;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  background: transparent;
  color: var(--text);
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 6px 16px rgba(79, 124, 255, 0.3); }
.btn-primary:hover { background: var(--primary-soft); }

.btn-success { background: var(--success); color: #04120a; }
.btn-success:hover { filter: brightness(1.08); }

.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { filter: brightness(1.08); }

.btn-warning { background: var(--warning); color: #1a1202; }
.btn-warning:hover { filter: brightness(1.08); }

.btn-info { background: var(--info); color: #06202c; }
.btn-info:hover { filter: brightness(1.08); }

.btn-outline {
  border-color: var(--border);
  color: var(--text);
}
.btn-outline:hover { border-color: var(--primary); color: var(--primary); background: rgba(79, 124, 255, 0.06); }

.btn-sm { padding: 6px 11px; font-size: 12.5px; border-radius: 8px; }
.btn-block { width: 100%; }

/* ---------- Badges ---------- */
.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}
.badge-success { background: rgba(34, 197, 94, 0.15); color: var(--success); }
.badge-warning { background: rgba(245, 158, 11, 0.15); color: var(--warning); }
.badge-danger { background: rgba(239, 68, 68, 0.15); color: var(--danger); }
.badge-info { background: rgba(56, 189, 248, 0.15); color: var(--info); }
.badge-secondary { background: rgba(148, 163, 184, 0.15); color: var(--text-muted); }

/* ---------- Alerts ---------- */
.alert {
  padding: 12px 16px;
  border-radius: 10px;
  margin-bottom: 18px;
  font-size: 14px;
}
.alert-danger { background: rgba(239, 68, 68, 0.12); border: 1px solid rgba(239, 68, 68, 0.3); color: #fca5a5; }
.alert-success { background: rgba(34, 197, 94, 0.12); border: 1px solid rgba(34, 197, 94, 0.3); color: #86efac; }
.alert-info { background: rgba(56, 189, 248, 0.12); border: 1px solid rgba(56, 189, 248, 0.3); color: #7dd3fc; }

/* ---------- Filters bar ---------- */
.filters {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  margin-bottom: 20px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: flex-end;
}
.filters select, .filters input { margin: 0; min-width: 150px; flex: 1; }

/* ---------- Modal (cm- prefixado para não colidir com Bootstrap) ---------- */
.cm-modal-overlay {
  position: fixed; inset: 0;
  background: rgba(3, 6, 14, 0.7);
  backdrop-filter: blur(3px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 20px;
}
.cm-modal-overlay.open { display: flex; }
.cm-modal {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 16px;
  width: 100%;
  max-width: 520px;
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.6);
  overflow: hidden;
  animation: cmModalIn 0.18s ease-out;
}
@keyframes cmModalIn {
  from { opacity: 0; transform: scale(0.95) translateY(8px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}
.cm-modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 22px; border-bottom: 1px solid var(--border);
}
.cm-modal-header h3 { margin: 0; font-size: 17px; }
.cm-modal-body { padding: 22px; }
.cm-modal-footer {
  display: flex; justify-content: flex-end; gap: 10px;
  padding: 16px 22px; border-top: 1px solid var(--border);
}
.cm-close-btn {
  width: 36px; height: 36px;
  border-radius: 10px;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 20px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.15s;
  line-height: 1;
}
.cm-close-btn:hover {
  background: var(--danger);
  border-color: var(--danger);
  color: #fff;
  transform: rotate(90deg);
}

/* ---------- Sidebar responsive ---------- */
.hamburger {
  display: none;
  position: fixed;
  top: 16px; left: 16px;
  z-index: 90;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 10px;
  width: 42px; height: 42px;
  font-size: 20px;
  cursor: pointer;
}

@media (max-width: 900px) {
  .hamburger { display: flex; align-items: center; justify-content: center; }
  .sidebar { position: fixed; left: 0; top: 0; transform: translateX(-100%); transition: transform 0.25s; z-index: 89; box-shadow: 0 0 40px rgba(0,0,0,0.5); }
  .sidebar.open { transform: translateX(0); }
  .main { padding: 24px 18px; }
}

/* ---------- Login ---------- */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 36px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
}
.login-logo {
  width: 64px; height: 64px; border-radius: 18px;
  margin: 0 auto 18px;
  background: linear-gradient(135deg, var(--primary), var(--primary-soft));
  display: flex; align-items: center; justify-content: center;
  font-size: 30px; color: #fff;
  box-shadow: 0 10px 24px rgba(79, 124, 255, 0.4);
}
.login-title { text-align: center; margin-bottom: 4px; font-size: 22px; }
.login-sub { text-align: center; color: var(--text-muted); font-size: 13px; margin-bottom: 26px; }

/* scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary-soft); }

code { background: var(--bg); padding: 2px 6px; border-radius: 6px; font-size: 12px; color: var(--info); }