/* ============================================================
   BOSIA DESIGN FOUNDATION — ponto de partida opcional para produtos
   fabricados pela BOSIA Flash (Bunker Operation System IA).
   O agente de engenharia PODE copiar e personalizar este arquivo
   no frontend do produto (ex.: public/design.css) para garantir
   experiência visual de alto nível com consistência de "família BOSIA".
   Requisitos mínimos cobertos: hierarquia, estados, responsivo, contraste.
   ============================================================ */
:root {
  --bosia-bg: #0a0e17;
  --bosia-bg-2: #0e1420;
  --bosia-panel: #121a2a;
  --bosia-border: #22304a;
  --bosia-border-2: #2e3f5e;
  --bosia-text: #e8eefc;
  --bosia-muted: #8b9cc0;
  --bosia-accent: #4f8cff;
  --bosia-ok: #2fd46e;
  --bosia-fail: #ff5c66;
  --bosia-warn: #ffb648;
  --bosia-radius: 12px;
  --bosia-font: "Segoe UI Variable", "Segoe UI", system-ui, sans-serif;
  --bosia-mono: "Cascadia Code", Consolas, monospace;
  /* escala tipográfica */
  --fs-1: 12px; --fs-2: 14px; --fs-3: 16px; --fs-4: 19px; --fs-5: 24px; --fs-6: 32px;
  /* escala de espaçamento (8pt) */
  --sp-1: 4px; --sp-2: 8px; --sp-3: 12px; --sp-4: 16px; --sp-5: 24px; --sp-6: 32px; --sp-7: 48px;
  /* elevação e movimento */
  --shadow-1: 0 1px 2px rgba(0,0,0,.28);
  --shadow-2: 0 8px 24px rgba(0,0,0,.34);
  --shadow-3: 0 18px 48px rgba(0,0,0,.42);
  --ring: 0 0 0 3px color-mix(in srgb, var(--bosia-accent) 45%, transparent);
  --motion: 160ms cubic-bezier(.2,.8,.2,1);
  --bosia-maxw: 1200px;
}

/* Acessibilidade: foco visível e respeito a "reduzir movimento". */
:where(a, button, input, select, textarea, [tabindex]):focus-visible {
  outline: none; box-shadow: var(--ring); border-radius: 8px;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bosia-bg); color: var(--bosia-text);
  font-family: var(--bosia-font); font-size: 14px; line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { color: #7ab0ff; }
a:hover { text-decoration: underline; }

/* ---------- tipografia ---------- */
h1, h2, h3, h4 { color: var(--bosia-text); line-height: 1.25; margin: 0 0 10px; }
h1 { font-size: var(--fs-5); letter-spacing: -0.02em; } h2 { font-size: var(--fs-4); } h3 { font-size: var(--fs-3); }
p { margin: 6px 0; }
small { color: var(--bosia-muted); }
code, pre { font-family: var(--bosia-mono); }

/* ---------- componentes ---------- */
.bosia-card {
  background: var(--bosia-panel); border: 1px solid var(--bosia-border);
  border-radius: var(--bosia-radius); padding: 16px; margin-bottom: 14px;
}
.bosia-btn {
  display: inline-block; padding: 8px 16px; border-radius: 9px; cursor: pointer;
  border: 1px solid var(--bosia-border-2); background: #1b2740; color: var(--bosia-text);
  font-family: inherit; font-size: 13px; transition: background 0.15s, transform 0.1s, border-color 0.15s;
}
.bosia-btn:hover { background: #243354; border-color: var(--bosia-accent); }
.bosia-btn:active { transform: translateY(1px); }
.bosia-btn:focus-visible { outline: 2px solid #7ab0ff; outline-offset: 2px; }
.bosia-btn:disabled { opacity: 0.45; cursor: not-allowed; }
.bosia-btn-primary { background: var(--bosia-accent); border-color: transparent; color: #fff; font-weight: 600; }
.bosia-btn-success { background: #1f9e4d; border-color: transparent; color: #04210f; font-weight: 600; }
.bosia-btn-danger { background: #c22f3b; border-color: transparent; color: #fff; font-weight: 600; }

.bosia-input {
  width: 100%; background: var(--bosia-bg-2); color: var(--bosia-text);
  border: 1px solid var(--bosia-border-2); border-radius: 9px; padding: 9px 12px;
  font-size: 13px; font-family: inherit;
}
.bosia-input:focus { outline: none; border-color: var(--bosia-accent); box-shadow: 0 0 0 3px rgba(79, 140, 255, 0.15); }

.bosia-badge {
  display: inline-flex; align-items: center; gap: 5px; padding: 3px 10px;
  border-radius: 999px; font-size: 11px; font-weight: 650;
  background: #1b2740; border: 1px solid var(--bosia-border-2);
}
.bosia-badge.ok { background: rgba(47, 212, 110, 0.12); color: var(--bosia-ok); border-color: rgba(47, 212, 110, 0.4); }
.bosia-badge.fail { background: rgba(255, 92, 102, 0.12); color: var(--bosia-fail); border-color: rgba(255, 92, 102, 0.4); }
.bosia-badge.warn { background: rgba(255, 182, 72, 0.12); color: var(--bosia-warn); border-color: rgba(255, 182, 72, 0.4); }

.bosia-table { width: 100%; border-collapse: collapse; }
.bosia-table th, .bosia-table td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--bosia-border); font-size: 13px; }
.bosia-table th { color: var(--bosia-muted); font-size: 11px; text-transform: uppercase; letter-spacing: 1px; }
.bosia-table tr:hover td { background: rgba(79, 140, 255, 0.04); }

.bosia-empty {
  text-align: center; padding: 48px 16px; color: var(--bosia-muted);
  border: 1px dashed var(--bosia-border-2); border-radius: var(--bosia-radius);
}
.bosia-spinner {
  display: inline-block; width: 14px; height: 14px; border: 2px solid rgba(255,255,255,0.2);
  border-top-color: #7ab0ff; border-radius: 50%; animation: bosia-spin 0.7s linear infinite; vertical-align: -2px;
}
@keyframes bosia-spin { to { transform: rotate(360deg); } }

/* ---------- utilitários ---------- */
.bosia-row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.bosia-muted { color: var(--bosia-muted); }
.bosia-mt { margin-top: 10px; } .bosia-mb { margin-bottom: 10px; }

/* ---------- formulários ---------- */
.bosia-field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 12px; }
.bosia-label { font-size: 12px; color: var(--bosia-muted); letter-spacing: .02em; }
.bosia-hint { font-size: 11px; color: var(--bosia-muted); }

/* ---------- alertas ---------- */
.bosia-alert { display: flex; gap: 10px; align-items: flex-start; padding: 12px 14px; border-radius: var(--bosia-radius); border: 1px solid var(--bosia-border-2); background: var(--bosia-bg-2); }
.bosia-alert.info { border-color: rgba(79,140,255,.4); }
.bosia-alert.ok { border-color: rgba(47,212,110,.4); }
.bosia-alert.warn { border-color: rgba(255,182,72,.45); }
.bosia-alert.error { border-color: rgba(255,92,102,.45); }

/* ---------- KPI ---------- */
.bosia-kpi { display: flex; flex-direction: column; gap: 4px; padding: 16px; border-radius: var(--bosia-radius); background: var(--bosia-panel); border: 1px solid var(--bosia-border); box-shadow: var(--shadow-1); }
.bosia-kpi .kpi-value { font-size: var(--fs-6); font-weight: 700; letter-spacing: -.02em; }
.bosia-kpi .kpi-label { font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--bosia-muted); }

/* ---------- abas ---------- */
.bosia-tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--bosia-border); }
.bosia-tab { padding: 9px 14px; border: none; background: transparent; color: var(--bosia-muted); cursor: pointer; border-bottom: 2px solid transparent; font-size: 13px; }
.bosia-tab:hover { color: var(--bosia-text); }
.bosia-tab.active { color: var(--bosia-text); border-bottom-color: var(--bosia-accent); }

/* ---------- modal ---------- */
.bosia-modal-backdrop { position: fixed; inset: 0; background: rgba(3,6,12,.6); display: grid; place-items: center; padding: 16px; }
.bosia-modal { width: min(520px, 100%); background: var(--bosia-panel); border: 1px solid var(--bosia-border); border-radius: var(--bosia-radius); box-shadow: var(--shadow-3); padding: 20px; }

/* ---------- carregamento ---------- */
.bosia-skeleton { background: linear-gradient(90deg, #182238 25%, #22304a 37%, #182238 63%); background-size: 400% 100%; animation: bosia-shimmer 1.4s ease infinite; border-radius: 8px; height: 14px; }
@keyframes bosia-shimmer { 0% { background-position: 100% 0; } 100% { background-position: 0 0; } }

/* ---------- variações de botão ---------- */
.bosia-btn-ghost { background: transparent; border-color: transparent; color: var(--bosia-muted); }
.bosia-btn-ghost:hover { color: var(--bosia-text); background: rgba(255,255,255,.04); }
.bosia-btn-sm { padding: 5px 10px; font-size: 12px; border-radius: 8px; }

/* ---------- layout de aplicação ---------- */
.bosia-app { display: grid; grid-template-columns: 250px 1fr; min-height: 100vh; }
.bosia-sidebar { background: var(--bosia-bg-2); border-right: 1px solid var(--bosia-border); padding: 16px; }
.bosia-main { padding: 24px; max-width: var(--bosia-maxw); }
.bosia-stack { display: flex; flex-direction: column; gap: var(--sp-4); }
.bosia-grid { display: grid; gap: var(--sp-4); grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }

/* ---------- responsivo ---------- */
@media (max-width: 820px) { .bosia-app { grid-template-columns: 1fr; } .bosia-sidebar { border-right: none; border-bottom: 1px solid var(--bosia-border); } }
@media (max-width: 600px) {
  body { font-size: 13px; }
  .bosia-table { display: block; overflow-x: auto; }
  .bosia-card { padding: 12px; }
  .bosia-main { padding: 16px; }
}