:root {
  --navy: #14253f;
  --navy-light: #1d3357;
  --sage: #9cb89a;
  --sage-dark: #7da17b;
  --bg: #f4f6f4;
  --card: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --border: #e3e7e3;
  --danger: #c0392b;
  --warn: #b8860b;
  --ok: #2e7d32;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}

/* Topbar */
.topbar {
  background: var(--navy);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 28px;
}
.brand { display: flex; align-items: center; gap: 14px; }
.brand-logo-img {
  height: 44px;
  width: auto;
  background: #fff;
  border-radius: 8px;
  padding: 4px 8px;
}
.brand-logo {
  width: 42px; height: 42px;
  background: var(--sage);
  color: var(--navy);
  border-radius: 10px;
  display: grid; place-items: center;
  font-weight: 800; font-size: 16px;
}
.brand strong { display: block; font-size: 16px; }
.brand-sub { font-size: 12px; color: var(--sage); }

/* Tabs */
.tabs {
  display: flex;
  background: var(--navy-light);
  padding: 0 28px;
}
.tab {
  background: none; border: none; color: #cbd5e1;
  padding: 14px 22px; cursor: pointer; font-size: 14px;
  border-bottom: 3px solid transparent;
}
.tab:hover { color: #fff; }
.tab.active { color: #fff; border-bottom-color: var(--sage); font-weight: 600; }

main { padding: 28px; max-width: 1100px; margin: 0 auto; }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* Stats */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 22px; }
.stat-card {
  background: var(--card); border-radius: 12px; padding: 18px 20px;
  border: 1px solid var(--border);
}
.stat-card .num { font-size: 28px; font-weight: 700; color: var(--navy); }
.stat-card .lbl { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .4px; }
.stat-card.ok .num { color: var(--ok); }
.stat-card.warn .num { color: var(--warn); }
.stat-card.danger .num { color: var(--danger); }

/* Panel */
.panel { background: var(--card); border-radius: 12px; border: 1px solid var(--border); padding: 22px; }
.panel-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; gap: 12px; flex-wrap: wrap; }
.panel-head h2 { color: var(--navy); font-size: 18px; }
.actions { display: flex; gap: 10px; align-items: center; }
.hint { color: var(--muted); margin-bottom: 16px; line-height: 1.6; }
.hint code { background: var(--bg); padding: 2px 6px; border-radius: 4px; font-size: 12px; }

/* Buttons */
.btn {
  background: #fff; border: 1px solid var(--border); color: var(--text);
  padding: 9px 16px; border-radius: 8px; cursor: pointer; font-size: 13px;
}
.btn:hover { background: var(--bg); }
.btn-primary { background: var(--navy); color: #fff; border-color: var(--navy); }
.btn-primary:hover { background: var(--navy-light); }
.btn-sage { background: var(--sage); color: var(--navy); border-color: var(--sage); font-weight: 600; }
.btn-sage:hover { background: var(--sage-dark); }
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.link { background: none; border: none; color: var(--navy); text-decoration: underline; cursor: pointer; font-size: inherit; }

input, select {
  font-family: inherit; font-size: 14px; padding: 9px 11px;
  border: 1px solid var(--border); border-radius: 8px; background: #fff;
}
input:focus, select:focus { outline: 2px solid var(--sage); border-color: var(--sage); }

/* Table */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 12px 10px; border-bottom: 1px solid var(--border); }
th { font-size: 12px; text-transform: uppercase; color: var(--muted); letter-spacing: .4px; }
td .sub { color: var(--muted); font-size: 12px; }
tbody tr:hover { background: var(--bg); }
.empty { text-align: center; color: var(--muted); padding: 30px; }

/* Badges */
.badge { padding: 4px 10px; border-radius: 20px; font-size: 12px; font-weight: 600; display: inline-block; }
.badge-warn { background: #fdf3d7; color: var(--warn); }
.badge-ok { background: #e3f3e4; color: var(--ok); }
.badge-pending { background: #e6edf7; color: var(--navy); }
.badge-none { background: #f0f0f0; color: var(--muted); }
.badge-error { background: #fbe3e0; color: var(--danger); }

/* Dropzone */
.dropzone {
  border: 2px dashed var(--sage); border-radius: 12px; padding: 40px;
  text-align: center; color: var(--muted); background: #fafdfa;
}
.dropzone.drag { background: #eef5ee; border-color: var(--sage-dark); }
.file-name { margin-top: 8px; color: var(--navy); font-weight: 600; }

/* Modal */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(20,37,63,.55);
  display: grid; place-items: center; z-index: 50; padding: 20px;
}
.modal-overlay[hidden] { display: none; }
.modal { background: #fff; border-radius: 14px; padding: 26px; width: 100%; max-width: 520px; }
.modal h3 { color: var(--navy); margin-bottom: 18px; }
.modal form label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 12px; }
.modal form input { width: 100%; margin-top: 5px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 12px; }

/* Form de configuracoes */
#form-config label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 12px; }
#form-config input, #form-config select { width: 100%; margin-top: 5px; }
.cfg-title { color: var(--navy); font-size: 14px; margin: 20px 0 10px; border-bottom: 1px solid var(--border); padding-bottom: 6px; }
.cfg-title:first-child { margin-top: 0; }

/* Toast */
.toast {
  position: fixed; bottom: 24px; right: 24px; z-index: 100;
  background: var(--navy); color: #fff; padding: 14px 20px; border-radius: 10px;
  box-shadow: 0 8px 24px rgba(0,0,0,.2); max-width: 360px;
}
.toast.ok { background: var(--ok); }
.toast.error { background: var(--danger); }

@media (max-width: 720px) {
  .stats { grid-template-columns: 1fr 1fr; }
  .grid2 { grid-template-columns: 1fr; }
}