/* ============================================================
   NetFit — Design System (base.css)
   Variáveis, reset e estilos compartilhados por todas as páginas.
   ============================================================ */

:root {
  --bg: #0b1220;
  --card: #111b2e;
  --muted: #96a2b8;
  --text: #e7edf7;
  --primary: #6aa9ff;
  --danger: #ff6a7a;
  --ok: #51d19c;
  --border: rgba(255, 255, 255, 0.08);
}

/* ---- Reset ---- */
* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background:
    radial-gradient(1200px 700px at 30% -10%, rgba(106,169,255,0.25), transparent 60%),
    radial-gradient(900px 600px at 110% 10%, rgba(81,209,156,0.18), transparent 55%),
    var(--bg);
  color: var(--text);
  -webkit-tap-highlight-color: transparent;
}

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

/* ---- Layout ---- */
.container { max-width: 860px; margin: 0 auto; padding: 16px; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.brand { font-weight: 800; letter-spacing: 0.4px; }

.grid { display: grid; grid-template-columns: 1fr; gap: 12px; }

.row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.spaced { justify-content: space-between; }

.divider { height: 1px; background: var(--border); margin: 12px 0; }

.hidden { display: none !important; }

/* ---- Card ---- */
.card {
  background: rgba(17, 27, 46, 0.88);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px;
  backdrop-filter: blur(8px);
}

/* ---- Typography ---- */
.h1 { font-size: 18px; font-weight: 800; margin: 0 0 4px 0; }
.h2 { font-size: 14px; font-weight: 650; margin: 0; color: var(--muted); }
.muted { color: var(--muted); margin: 0; }
.mono { font-variant-numeric: tabular-nums; }

/* ---- Pill (badge arredondado) ---- */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255,255,255,0.03);
  font-size: 13px;
}

/* ---- Buttons ---- */
.btn {
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid rgba(106,169,255,0.35);
  background: rgba(106,169,255,0.18);
  color: var(--text);
  font-weight: 700;
  cursor: pointer;
  user-select: none;
  touch-action: manipulation;
  display: inline-block;
  text-align: center;
  text-decoration: none;
}
.btn.primary  { background: rgba(106,169,255,0.18); border-color: rgba(106,169,255,0.35); }
.btn.secondary { border-color: var(--border); background: rgba(255,255,255,0.04); color: var(--muted); font-weight: 650; }
.btn.danger   { border-color: rgba(255,106,122,0.35); background: rgba(255,106,122,0.12); color: var(--danger); }
.btn.ok       { border-color: rgba(81,209,156,0.35); background: rgba(81,209,156,0.14); color: var(--ok); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }

/* ---- Forms ---- */
label {
  font-size: 12px;
  color: var(--muted);
  display: block;
  margin-bottom: 6px;
}

input, select, textarea {
  width: 100%;
  padding: 10px 12px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text);
  outline: none;
  font-family: inherit;
  font-size: inherit;
}

input:focus, select:focus, textarea:focus {
  border-color: rgba(106,169,255,0.55);
  box-shadow: 0 0 0 3px rgba(106,169,255,0.15);
}

textarea { resize: vertical; min-height: 60px; }

/* ---- Tables ---- */
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 10px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; }

/* ---- Badges ---- */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
}
.badge.aluno    { background: rgba(106,169,255,0.2); color: var(--primary); }
.badge.avulso   { background: rgba(81,209,156,0.2); color: var(--ok); }
.badge.personal { background: rgba(246,193,67,0.2); color: #f6c143; }

/* ---- Responsive defaults ---- */
@media (min-width: 720px) {
  .grid-2col { grid-template-columns: 1fr 1fr; }
}