/* ============================================================
   PLANO A · DESIGN SYSTEM
   Folha de estilos oficial. Cole dentro de <style> no <head>.
   Tudo baseado em CSS variables — customize só as vars no :root.
   ============================================================ */

:root {
  /* Paleta oficial Plano A */
  --pa-dark:       #00323C;  /* teal escuro — títulos, card primário */
  --pa-teal:       #007878;  /* teal primário — interativos, títulos de seção */
  --pa-accent:     #14B4A0;  /* teal accent — sucesso, highlights */
  --pa-gray:       #DCDCDC;  /* cinza neutro — divisores */
  --pa-coral:      #D97D54;  /* coral — atenção, warn, danger */
  --pa-black:      #141414;  /* corpo de texto */
  --pa-white:      #FFFFFF;

  /* Derivados (não alterar sem motivo) */
  --pa-bg:         #F5F8F8;  /* fundo da página */
  --pa-card:       #FFFFFF;
  --pa-card-tint:  #EDF4F3;  /* card default com leve tom teal */
  --pa-text:       #141414;
  --pa-text-mute:  #4A6670;  /* rótulos secundários */
  --pa-text-dim:   #88999E;  /* hints, texto terciário */
  --pa-border:     #E0E7E8;
  --pa-border-str: #C8D4D6;
  --pa-danger-bg:  #FBEEE6;  /* fundo claro de alerta */
  --pa-danger-fg:  #A85626;  /* texto sobre fundo de alerta */
  --pa-ok-bg:      #E3F3EF;
  --pa-ok-fg:      #0A5E52;
  --pa-info-bg:    #E0EEEE;
  --pa-info-fg:    #00323C;

  /* Escala de radius */
  --pa-radius:     8px;
  --pa-radius-lg:  12px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--pa-bg);
  color: var(--pa-text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 24px 48px;
}

/* ----- HEADER / BRAND ----- */
header.brand {
  background: var(--pa-white);
  border-bottom: 4px solid var(--pa-teal);
  margin-bottom: 32px;
}
.brand-inner {
  max-width: 1040px;
  margin: 0 auto;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.brand-inner img {
  height: 58px;
  width: auto;
  display: block;
}
.brand-title {
  flex: 1;
  min-width: 260px;
  border-left: 2px solid var(--pa-border);
  padding-left: 20px;
}
.brand-title h1 {
  margin: 0;
  font-size: 22px;
  font-weight: 600;
  color: var(--pa-dark);
  letter-spacing: -0.01em;
}
.brand-title p {
  margin: 4px 0 0;
  font-size: 13px;
  color: var(--pa-text-mute);
}

/* ----- INTRO (opcional) ----- */
.intro {
  background: var(--pa-card);
  border: 1px solid var(--pa-border);
  border-left: 4px solid var(--pa-accent);
  border-radius: var(--pa-radius-lg);
  padding: 18px 22px;
  margin-bottom: 28px;
  font-size: 14px;
  color: var(--pa-text-mute);
  line-height: 1.65;
}
.intro strong { color: var(--pa-dark); font-weight: 600; }

/* ----- SEÇÕES ----- */
section {
  background: var(--pa-card);
  border: 1px solid var(--pa-border);
  border-radius: var(--pa-radius-lg);
  padding: 22px 24px;
  margin-bottom: 20px;
}
.sec-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--pa-teal);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.sec-title::before {
  content: "";
  display: inline-block;
  width: 16px;
  height: 2px;
  background: var(--pa-teal);
}

/* ----- GRUPOS DE INPUT ----- */
.ig {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.lbl {
  font-size: 14px;
  color: var(--pa-text-mute);
  flex: 0 0 220px;
}
.val {
  font-size: 14px;
  font-weight: 600;
  min-width: 64px;
  text-align: right;
  color: var(--pa-dark);
  font-variant-numeric: tabular-nums;
}
.hint {
  font-size: 12px;
  color: var(--pa-text-dim);
  margin: -4px 0 14px 234px;
  line-height: 1.5;
}

input[type="number"],
input[type="text"],
select,
textarea {
  height: 36px;
  padding: 0 12px;
  border: 1px solid var(--pa-border-str);
  border-radius: var(--pa-radius);
  background: var(--pa-white);
  font-size: 14px;
  font-family: inherit;
  color: var(--pa-text);
  width: 170px;
  max-width: 100%;
  transition: border-color 0.15s, box-shadow 0.15s;
}
textarea { height: auto; padding: 10px 12px; line-height: 1.5; }
input[type="number"]:focus,
input[type="text"]:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--pa-teal);
  box-shadow: 0 0 0 3px rgba(0, 120, 120, 0.15);
}

/* ----- RANGE SLIDER ----- */
input[type="range"] {
  flex: 1;
  min-width: 140px;
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  background: var(--pa-border-str);
  border-radius: 2px;
  outline: none;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--pa-teal);
  cursor: pointer;
  border: 2px solid var(--pa-white);
  box-shadow: 0 0 0 1px var(--pa-teal);
  transition: transform 0.1s;
}
input[type="range"]::-webkit-slider-thumb:active { transform: scale(1.1); }
input[type="range"]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--pa-teal);
  cursor: pointer;
  border: 2px solid var(--pa-white);
  box-shadow: 0 0 0 1px var(--pa-teal);
}

/* ----- BOTÕES ----- */
.ps {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.pbtn {
  padding: 8px 14px;
  font-size: 13px;
  font-family: inherit;
  font-weight: 500;
  background: var(--pa-white);
  color: var(--pa-dark);
  border: 1px solid var(--pa-border-str);
  border-radius: var(--pa-radius);
  cursor: pointer;
  transition: all 0.15s;
}
.pbtn:hover {
  background: var(--pa-teal);
  color: var(--pa-white);
  border-color: var(--pa-teal);
}
.pbtn:active { transform: scale(0.98); }

/* Botão primário (CTA) */
.pbtn.primary {
  background: var(--pa-teal);
  color: var(--pa-white);
  border-color: var(--pa-teal);
}
.pbtn.primary:hover {
  background: var(--pa-dark);
  border-color: var(--pa-dark);
}

/* ----- BADGES ----- */
.bdg {
  display: inline-block;
  padding: 3px 10px;
  font-size: 11px;
  border-radius: 10px;
  font-weight: 600;
  margin-left: 8px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.bdg-in   { background: var(--pa-danger-bg); color: var(--pa-coral); }  /* incluído / atenção */
.bdg-ex   { background: var(--pa-ok-bg);     color: var(--pa-ok-fg); } /* excluído / positivo */
.bdg-info { background: var(--pa-info-bg);   color: var(--pa-info-fg); }

/* ----- CARDS DE MÉTRICA ----- */
.g4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}
.g3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}
.g2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
}
.card {
  background: var(--pa-card-tint);
  border-radius: var(--pa-radius);
  padding: 14px 16px;
  border: 1px solid transparent;
}
.card.prim   { background: var(--pa-dark); color: var(--pa-white); }
.card.accent { background: var(--pa-teal); color: var(--pa-white); }
.card.prim .cl,
.card.accent .cl { color: rgba(255, 255, 255, 0.78); }
.cl {
  font-size: 12px;
  color: var(--pa-text-mute);
  margin-bottom: 6px;
  font-weight: 500;
}
.cv {
  font-size: 19px;
  font-weight: 600;
  color: var(--pa-dark);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}
.card.prim .cv,
.card.accent .cv { color: var(--pa-white); }
.cv.dng { color: var(--pa-coral); }
.cv.suc { color: var(--pa-ok-fg); }
.cs {
  font-size: 12px;
  color: var(--pa-text-dim);
  margin-top: 4px;
}
.card.prim .cs,
.card.accent .cs { color: rgba(255, 255, 255, 0.75); }

/* ----- BREAKDOWN / MEMÓRIA DE CÁLCULO ----- */
.brk {
  font-size: 13px;
  color: var(--pa-text-mute);
  line-height: 1.9;
}
.brk strong { color: var(--pa-dark); font-weight: 600; }

/* ----- TABELAS COMPARATIVAS ----- */
.cmp-wrap {
  overflow-x: auto;
  margin-top: 8px;
}
.cmp-tbl {
  width: 100%;
  font-size: 13px;
  border-collapse: collapse;
  min-width: 520px;
}
.cmp-tbl th,
.cmp-tbl td {
  padding: 10px 12px;
  text-align: right;
  border-bottom: 1px solid var(--pa-border);
}
.cmp-tbl th:first-child,
.cmp-tbl td:first-child { text-align: left; }
.cmp-tbl thead th {
  font-weight: 600;
  color: var(--pa-dark);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 2px solid var(--pa-dark);
}
.cmp-tbl tbody tr:hover { background: var(--pa-card-tint); }
.cmp-tbl tr.hl td {
  background: var(--pa-ok-bg);
  font-weight: 600;
}
.cmp-tbl tr.hl td:last-child { color: var(--pa-ok-fg); }

/* ----- INSIGHT BOX ----- */
.ins {
  padding: 14px 18px;
  background: var(--pa-info-bg);
  border-left: 4px solid var(--pa-teal);
  border-radius: var(--pa-radius);
  font-size: 14px;
  line-height: 1.65;
  color: var(--pa-text);
}
.ins strong { color: var(--pa-dark); font-weight: 600; }
.ins.warn {
  background: var(--pa-danger-bg);
  border-left-color: var(--pa-coral);
}
.ins.warn strong { color: var(--pa-danger-fg); }
.ins.ok {
  background: var(--pa-ok-bg);
  border-left-color: var(--pa-accent);
}
.ins.ok strong { color: var(--pa-ok-fg); }

/* ----- FOOTER ----- */
footer {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--pa-border);
  font-size: 12px;
  color: var(--pa-text-dim);
  line-height: 1.7;
}
footer strong { color: var(--pa-text-mute); font-weight: 600; }

/* ----- LINK PADRÃO ----- */
a { color: var(--pa-teal); text-decoration: none; border-bottom: 1px solid rgba(0, 120, 120, 0.3); }
a:hover { color: var(--pa-dark); border-bottom-color: var(--pa-dark); }

/* ----- PRINT ----- */
@media print {
  body { background: white; }
  section, .intro { break-inside: avoid; box-shadow: none; }
  .ps, button { display: none; }
  header.brand { border-bottom: 2px solid var(--pa-dark); }
}

/* ----- MOBILE ----- */
@media (max-width: 620px) {
  .container { padding: 0 16px 32px; }
  .brand-inner { padding: 16px; }
  .brand-inner img { height: 48px; }
  .brand-title {
    border-left: none;
    border-top: 1px solid var(--pa-border);
    padding: 12px 0 0;
    margin-top: 4px;
  }
  .brand-title h1 { font-size: 19px; }
  section { padding: 18px 16px; }
  .lbl { flex: 1 1 100%; }
  .hint { margin-left: 0; }
  input[type="number"],
  input[type="text"],
  select,
  textarea { width: 100%; }
  .cv { font-size: 17px; }
}
