/* ──────────────────────────────────────────────────────────────────────────
   RadioBras Digital — Design System (rb.css)
   Estilo: Data-Dense Dashboard · Marca: verde #0f7a4f · Light + Dark
   Fonte única de verdade. Tokens semânticos + componentes base.
   ────────────────────────────────────────────────────────────────────────── */

/* ── Tokens ─────────────────────────────────────────────────────────────── */
:root{
  /* marca */
  --rb-primary:#0f7a4f; --rb-primary-600:#0c6a44; --rb-primary-400:#16a163;
  --rb-on-primary:#ffffff;
  /* superfícies / texto (light) */
  --rb-bg:
    radial-gradient(880px 520px at 98% -10%, rgba(16,140,88,.22), transparent 48%),
    radial-gradient(760px 520px at -6% 104%, rgba(52,200,142,.16), transparent 50%),
    linear-gradient(180deg, #fbfdfc 0%, #f4f9f6 45%, #eef6f1 100%);
  --rb-bg-solid:#f4f9f6;
  --rb-surface:#ffffff; --rb-surface-2:#eef3f0;
  --rb-fg:#16201b; --rb-fg-muted:#5d6b63; --rb-fg-subtle:#8a978f;
  --rb-border:#e4eae6; --rb-border-strong:#d3ddd7;
  /* semânticos */
  --rb-success:#0f7a4f; --rb-success-bg:#e6f4ec;
  --rb-warning:#a86a00; --rb-warning-bg:#fbf0db;
  --rb-danger:#b3261e;  --rb-danger-bg:#fdeceb;
  --rb-info:#1f5fbf;    --rb-info-bg:#e8f0fd;
  /* foco / efeitos */
  --rb-ring:rgba(15,122,79,.30);
  --rb-shadow-1:0 1px 2px rgba(20,45,32,.04), 0 8px 24px rgba(20,45,32,.07);
  --rb-shadow-2:0 12px 38px rgba(20,45,32,.13);
  /* forma / escala */
  --rb-r-sm:8px; --rb-r:11px; --rb-r-lg:16px; --rb-r-pill:999px;
  --rb-s1:4px; --rb-s2:8px; --rb-s3:12px; --rb-s4:16px; --rb-s5:24px; --rb-s6:32px;
  --rb-font:'Inter',system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
}
[data-theme="dark"]{
  --rb-bg:
    radial-gradient(1150px 680px at 92% -12%, rgba(52,200,142,.20), transparent 55%),
    radial-gradient(900px 600px at 2% 0%, rgba(15,122,79,.24), transparent 52%),
    radial-gradient(900px 900px at 60% 115%, rgba(52,200,142,.12), transparent 60%),
    linear-gradient(165deg, #0b1712 0%, #0a130e 52%, #0a120d 100%);
  --rb-bg-solid:#0a120d;
  --rb-surface:#121b16; --rb-surface-2:#18241d;
  --rb-fg:#e7efe9; --rb-fg-muted:#9bb0a3; --rb-fg-subtle:#6f857a;
  --rb-border:rgba(255,255,255,.10); --rb-border-strong:rgba(255,255,255,.16);
  --rb-primary:#34c88e; --rb-primary-600:#2bb87f; --rb-primary-400:#5fd6a8;
  --rb-on-primary:#06140e;
  --rb-success:#34c88e; --rb-success-bg:rgba(52,200,142,.14);
  --rb-warning:#e0a64a; --rb-warning-bg:rgba(224,166,74,.14);
  --rb-danger:#f1746c;  --rb-danger-bg:rgba(241,116,108,.14);
  --rb-info:#6ea8ff;    --rb-info-bg:rgba(110,168,255,.14);
  --rb-ring:rgba(52,200,142,.35);
  --rb-shadow-1:0 1px 2px rgba(0,0,0,.4); --rb-shadow-2:0 8px 28px rgba(0,0,0,.5);
}

/* ── Base ───────────────────────────────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--rb-bg);background-attachment:fixed;background-color:var(--rb-bg-solid);
  color:var(--rb-fg);font-family:var(--rb-font);min-height:100dvh;
  font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
/* grid futurista sutil (HUD) que desvanece — só no LIGHT; dark já está ótimo */
body::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background-image:
    linear-gradient(rgba(15,122,79,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15,122,79,.05) 1px, transparent 1px);
  background-size:40px 40px;background-position:center top;
  -webkit-mask-image:radial-gradient(135% 95% at 50% -5%, #000 30%, transparent 78%);
          mask-image:radial-gradient(135% 95% at 50% -5%, #000 30%, transparent 78%)}
[data-theme="dark"] body::before{display:none}
h1,h2,h3,h4{margin:0 0 .4em;line-height:1.25;font-weight:700;letter-spacing:-.01em}
h1{font-size:24px} h2{font-size:19px} h3{font-size:16px}
p{margin:0 0 1em}
a{color:var(--rb-primary);text-decoration:none}
a:hover{text-decoration:underline}
small,.rb-muted{color:var(--rb-fg-muted)}
.rb-subtle{color:var(--rb-fg-subtle)}
/* números tabulares (GTO, valores, tempos) — evita "pulo" de layout */
.rb-num,.rb-tabular,td.num,.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ── Foco acessível + motion ────────────────────────────────────────────── */
:focus-visible{outline:none;box-shadow:0 0 0 3px var(--rb-ring);border-radius:var(--rb-r-sm)}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}
}

/* ── Layout ─────────────────────────────────────────────────────────────── */
.rb-wrap{max-width:1200px;margin:0 auto;padding:var(--rb-s5) var(--rb-s4)}
.rb-stack>*+*{margin-top:var(--rb-s4)}
.rb-row{display:flex;gap:var(--rb-s3);align-items:center;flex-wrap:wrap}
.rb-lead{color:var(--rb-fg-muted);margin-bottom:var(--rb-s4)}

/* ── Card ───────────────────────────────────────────────────────────────── */
.rb-card{background:var(--rb-surface);border:1px solid var(--rb-border);
  border-radius:var(--rb-r-lg);box-shadow:var(--rb-shadow-1)}
.rb-card--pad{padding:var(--rb-s5)}
.rb-card-head{padding:var(--rb-s4) var(--rb-s5);border-bottom:1px solid var(--rb-border);
  display:flex;align-items:center;justify-content:space-between;gap:var(--rb-s3)}
.rb-card-title{font-size:16px;font-weight:700;margin:0}

/* KPI / stat */
.rb-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:var(--rb-s4)}
.rb-stat{background:var(--rb-surface);border:1px solid var(--rb-border);border-radius:var(--rb-r-lg);
  padding:var(--rb-s4) var(--rb-s5);box-shadow:var(--rb-shadow-1)}
.rb-stat .n{font-size:28px;font-weight:800;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.rb-stat .l{color:var(--rb-fg-muted);font-size:13px;font-weight:500}

/* ── Botões ─────────────────────────────────────────────────────────────── */
.rb-btn{--bg:var(--rb-surface-2);--fg:var(--rb-fg);
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;background:var(--bg);color:var(--fg);
  font:inherit;font-size:14px;font-weight:600;line-height:1;cursor:pointer;
  padding:10px 16px;border-radius:var(--rb-r);min-height:40px;
  transition:background .16s ease,transform .12s ease,box-shadow .16s ease;text-decoration:none}
.rb-btn:hover{text-decoration:none;transform:translateY(-1px)}
.rb-btn:active{transform:translateY(0)}
.rb-btn:disabled,.rb-btn[disabled]{opacity:.5;cursor:default;transform:none}
.rb-btn--primary{--bg:var(--rb-primary);--fg:var(--rb-on-primary);box-shadow:var(--rb-shadow-1)}
.rb-btn--primary:hover{--bg:var(--rb-primary-600)}
.rb-btn--ghost{--bg:var(--rb-surface-2);--fg:var(--rb-primary);border-color:var(--rb-border)}
.rb-btn--ghost:hover{--bg:var(--rb-border)}
.rb-btn--danger{--bg:var(--rb-danger);--fg:#fff}
.rb-btn--sm{padding:7px 12px;min-height:32px;font-size:13px}
.rb-btn--block{width:100%}

/* ── Inputs ─────────────────────────────────────────────────────────────── */
.rb-field{display:block}
.rb-label{display:block;font-size:12.5px;font-weight:600;color:var(--rb-fg-muted);margin-bottom:6px}
.rb-input,.rb-select,input.rb,select.rb{
  width:100%;background:var(--rb-surface);color:var(--rb-fg);
  border:1px solid var(--rb-border-strong);border-radius:var(--rb-r);
  padding:10px 12px;font:inherit;font-size:14.5px;outline:none;
  transition:border-color .16s,box-shadow .16s;min-height:40px}
.rb-input:focus,.rb-select:focus,input.rb:focus,select.rb:focus{
  border-color:var(--rb-primary);box-shadow:0 0 0 3px var(--rb-ring)}

/* ── Tabelas (data-dense) ───────────────────────────────────────────────── */
.rb-table{width:100%;border-collapse:collapse;background:var(--rb-surface);
  border:1px solid var(--rb-border);border-radius:var(--rb-r-lg);overflow:hidden;
  font-variant-numeric:tabular-nums}
.rb-table th,.rb-table td{padding:11px 14px;text-align:left;font-size:13.5px;
  border-bottom:1px solid var(--rb-border);vertical-align:top}
.rb-table th{background:var(--rb-surface-2);color:var(--rb-fg-muted);
  font-weight:600;font-size:11.5px;text-transform:uppercase;letter-spacing:.04em}
.rb-table tbody tr{transition:background .12s}
.rb-table tbody tr:hover{background:var(--rb-surface-2)}
.rb-table tr:last-child td{border-bottom:0}

/* ── Badges / pills ─────────────────────────────────────────────────────── */
.rb-badge{display:inline-flex;align-items:center;gap:5px;font-size:11.5px;font-weight:700;
  padding:3px 9px;border-radius:var(--rb-r-pill);line-height:1.5;white-space:nowrap}
.rb-badge--success{background:var(--rb-success-bg);color:var(--rb-success)}
.rb-badge--warning{background:var(--rb-warning-bg);color:var(--rb-warning)}
.rb-badge--danger{background:var(--rb-danger-bg);color:var(--rb-danger)}
.rb-badge--info{background:var(--rb-info-bg);color:var(--rb-info)}
.rb-badge--neutral{background:var(--rb-surface-2);color:var(--rb-fg-muted)}

/* ── Avisos / mensagens ─────────────────────────────────────────────────── */
.rb-alert{border-radius:var(--rb-r);padding:11px 14px;font-size:13.5px;border:1px solid transparent}
.rb-alert--info{background:var(--rb-info-bg);color:var(--rb-info)}
.rb-alert--warning{background:var(--rb-warning-bg);color:var(--rb-warning)}
.rb-alert--danger{background:var(--rb-danger-bg);color:var(--rb-danger)}

/* ── Ícones SVG (Lucide) ────────────────────────────────────────────────── */
.rb-ico{width:1.05em;height:1.05em;display:inline-block;vertical-align:-.16em;
  fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}
.rb-ico--sm{width:.95em;height:.95em} .rb-ico--lg{width:1.4em;height:1.4em}
.rb-play{fill:currentColor;stroke:none}

/* ── Cabeçalho de página ────────────────────────────────────────────────── */
.rb-page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--rb-s4);
  flex-wrap:wrap;margin-bottom:var(--rb-s5)}
.rb-page-head .ttl{display:flex;align-items:center;gap:12px}
.rb-page-head .ttl .badge{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:var(--rb-success-bg);color:var(--rb-primary);flex-shrink:0}
.rb-page-head h1{margin:0;font-size:24px}
.rb-page-head .sub{color:var(--rb-fg-muted);font-size:14px;margin-top:2px;max-width:62ch}

/* elevação no hover de cards clicáveis */
.rb-card--hover{transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease;cursor:pointer}
.rb-card--hover:hover{transform:translateY(-2px);box-shadow:var(--rb-shadow-2);border-color:var(--rb-primary)}

/* skeleton de carregamento */
.rb-skel{background:linear-gradient(90deg,var(--rb-surface-2) 25%,var(--rb-border) 37%,var(--rb-surface-2) 63%);
  background-size:400% 100%;animation:rb-shimmer 1.3s ease infinite;border-radius:var(--rb-r-sm)}
@keyframes rb-shimmer{0%{background-position:100% 0}100%{background-position:-100% 0}}

/* utilidades */
.rb-divider{height:1px;background:var(--rb-border);border:0;margin:var(--rb-s4) 0}
.rb-hidden{display:none}
.rb-flex{display:flex;align-items:center;gap:8px}