*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --bg: #0a0a0a;
  --bg2: #141414;
  --surface: #1a1a1a;
  --surface2: #222;
  --accent: #f97316;
  --accent2: #ea580c;
  --text: #e5e5e5;
  --text2: #999;
  --border: #2a2a2a;
  --danger: #ef4444;
  --success: #22c55e;
  --radius: 8px;
}
body {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

/* AUTH */
.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse at top, #1a1008 0%, var(--bg) 60%);
}
.auth-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 40px 36px;
  width: 100%;
  max-width: 400px;
}
.auth-logo {
  font-size: 28px;
  font-weight: 900;
  color: var(--accent);
  text-align: center;
  margin-bottom: 4px;
}
.auth-logo span { color: #fff; }
.auth-sub { text-align: center; color: var(--text2); font-size: 14px; margin-bottom: 28px; }
.auth-box label { display: block; font-size: 12px; color: var(--text2); margin-bottom: 6px; margin-top: 14px; }
.auth-box input {
  width: 100%;
  background: var(--bg2);
  border: 1px solid var(--border);
  color: #fff;
  padding: 10px 14px;
  border-radius: var(--radius);
  font-size: 14px;
  outline: none;
}
.auth-box input:focus { border-color: var(--accent); }
.auth-box button[type=submit] {
  width: 100%;
  margin-top: 24px;
  background: var(--accent);
  color: #000;
  border: none;
  padding: 12px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s;
}
.auth-box button[type=submit]:hover { background: #fb923c; }
.auth-box button[type=submit]:disabled { opacity: 0.6; cursor: not-allowed; }
.auth-error { color: var(--danger); font-size: 13px; margin-top: 12px; text-align: center; min-height: 18px; }

/* PANEL */
.panel-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  height: 56px;
  display: flex;
  align-items: center;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 50;
}
.panel-header .logo { font-weight: 900; color: var(--accent); font-size: 18px; }
.panel-header .logo span { color: #fff; }
.panel-header .badge {
  background: var(--accent);
  color: #000;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
  letter-spacing: 0.5px;
}
.panel-header .spacer { flex: 1; }
.panel-header .user-info { font-size: 13px; color: var(--text2); }
.panel-header button {
  background: none;
  border: 1px solid var(--border);
  color: var(--text2);
  padding: 6px 14px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
}
.panel-header button:hover { color: #fff; border-color: #555; }
.panel-header a.btn-link {
  color: var(--accent);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
}
.panel-nav { display: flex; gap: 4px; margin-left: 8px; }
.nav-tab {
  background: none;
  border: none;
  color: var(--text2);
  padding: 6px 12px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
}
.nav-tab:hover { color: #fff; background: var(--surface2); }
.nav-tab.active { color: var(--accent); background: rgba(249,115,22,0.12); }

.panel-main { max-width: 1100px; margin: 0 auto; padding: 24px; }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
  margin-bottom: 28px;
}
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}
.stat-card .val { font-size: 28px; font-weight: 800; color: var(--accent); }
.stat-card .lbl { font-size: 12px; color: var(--text2); margin-top: 4px; }
.stat-card.highlight { border-color: rgba(249,115,22,0.35); background: rgba(249,115,22,0.06); }

.section { margin-bottom: 32px; }
.section h2 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.form-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  padding: 16px;
  border-bottom: 1px solid var(--border);
  align-items: flex-end;
}
.form-group { display: flex; flex-direction: column; gap: 4px; }
.form-group label { font-size: 11px; color: var(--text2); }
.form-group input, .form-group select {
  background: var(--bg2);
  border: 1px solid var(--border);
  color: #fff;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 13px;
  outline: none;
  min-width: 140px;
}
.form-group input:focus { border-color: var(--accent); }

.btn {
  background: var(--accent);
  color: #000;
  border: none;
  padding: 8px 18px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
}
.btn:hover { background: #fb923c; }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-outline {
  background: none;
  border: 1px solid var(--border);
  color: var(--text2);
}
.btn-outline:hover { color: #fff; border-color: #555; }
.btn-danger { background: var(--danger); color: #fff; }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--border); }
th { color: var(--text2); font-weight: 600; font-size: 11px; text-transform: uppercase; letter-spacing: 0.5px; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(255,255,255,0.02); }

.tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
}
.tag-ok { background: rgba(34,197,94,0.15); color: var(--success); }
.tag-off { background: rgba(239,68,68,0.15); color: var(--danger); }
.tag-warn { background: rgba(249,115,22,0.15); color: var(--accent); }

.ficha-badge {
  background: rgba(249,115,22,0.2);
  color: var(--accent);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 700;
}
.ficha-infinite { color: var(--accent); font-weight: 700; }

.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--surface2);
  border: 1px solid var(--border);
  color: #fff;
  padding: 12px 20px;
  border-radius: 8px;
  font-size: 13px;
  z-index: 200;
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.toast.show { opacity: 1; }
.toast.err { border-color: var(--danger); }

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.modal-overlay.active { display: flex; }
.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
  width: 100%;
  max-width: 400px;
}
.modal h3 { margin-bottom: 16px; font-size: 16px; }
.modal-actions { display: flex; gap: 10px; margin-top: 20px; justify-content: flex-end; }

@media (max-width: 600px) {
  .panel-main { padding: 16px; }
  .form-row { flex-direction: column; }
  .form-group input { min-width: 100%; }
}