/* ==========================================================================
   Calculadora de Chopp e Churrasco - Cervejaria Frederícia
   Paleta reaproveitada do site: --black #262022, --gray #F6F3EE,
   --main (dourado) #E6BF55, --second (verde) #21694d, --red #d4473a
   ========================================================================== */
.calc-page { background: var(--gray); }
.calc-section { padding: 64px 20px; }
.calc-section-alt { background: #ffffff; }
.calc-container { max-width: 880px; margin: 0 auto; }

.calc-hero { padding-top: 72px; padding-bottom: 32px; text-align: center; }
.calc-hero h1 {
  font-family: var(--font-headers), 'Segoe UI', Verdana, Arial, sans-serif;
  color: var(--black);
  font-size: 2.6rem;
  margin: 0 0 18px;
}
.calc-hero .calc-kicker {
  display: inline-block;
  font-family: var(--font-headers), 'Segoe UI', Verdana, Arial, sans-serif;
  color: var(--second);
  background: rgba(33,105,77,.1);
  border-radius: 999px;
  padding: 6px 18px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  font-size: .8rem;
  margin-bottom: 18px;
}
.calc-hero p {
  color: var(--black-text);
  font-size: 1.08rem;
  line-height: 1.7;
  max-width: 720px;
  margin: 0 auto 14px;
}
.calc-hero .calc-pain {
  background: #fff;
  border-left: 4px solid var(--main);
  border-radius: 6px;
  padding: 18px 22px;
  margin: 28px auto 0;
  max-width: 720px;
  text-align: left;
  box-shadow: 0 4px 18px rgba(0,0,0,.06);
}
.calc-hero .calc-pain p { margin: 0; font-size: 1rem; }
.calc-hero .calc-pain strong { color: var(--second); }

.calc-section h2 {
  font-family: var(--font-headers), 'Segoe UI', Verdana, Arial, sans-serif;
  color: var(--black);
  font-size: 1.9rem;
  margin: 0 0 6px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.calc-section h2 .fa {
  color: var(--main-darker);
  font-size: 1.5rem;
}
.calc-subtitle {
  color: var(--black-light);
  font-size: 1rem;
  margin: 0 0 30px;
  max-width: 640px;
  line-height: 1.6;
}

.calc-form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px 24px;
  background: #fff;
  border-radius: 14px;
  padding: 28px;
  box-shadow: 0 6px 24px rgba(0,0,0,.06);
}
.calc-section-alt .calc-form { background: var(--gray); box-shadow: none; border: 1px solid rgba(0,0,0,.06); }
.calc-field { display: flex; flex-direction: column; gap: 8px; }
.calc-field.calc-field-wide { grid-column: 1 / -1; }
.calc-field label {
  font-weight: 700;
  color: var(--black);
  font-size: .92rem;
}
.calc-field select,
.calc-field input[type="number"] {
  border: 1px solid #d8d3cb;
  border-radius: 8px;
  padding: 11px 12px;
  font-size: 1rem;
  font-family: var(--font-main), 'Segoe UI', Verdana, Arial, sans-serif;
  background: #fff;
  color: var(--black);
}
.calc-field select:focus,
.calc-field input[type="number"]:focus {
  outline: none;
  border-color: var(--second);
  box-shadow: 0 0 0 3px rgba(33,105,77,.15);
}
.calc-radio-group {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.calc-radio-group label {
  display: flex;
  align-items: center;
  gap: 7px;
  border: 1px solid #d8d3cb;
  border-radius: 999px;
  padding: 9px 16px;
  font-weight: 600;
  font-size: .92rem;
  color: var(--black);
  cursor: pointer;
  transition: all .15s ease;
  background: #fff;
}
.calc-radio-group input { accent-color: var(--second); margin: 0; }
.calc-radio-group label:has(input:checked) {
  border-color: var(--second);
  background: rgba(33,105,77,.08);
  color: var(--second);
}

.calc-btn {
  grid-column: 1 / -1;
  justify-self: start;
  background: var(--second);
  color: #fff;
  border: none;
  border-radius: 999px;
  padding: 14px 34px;
  font-weight: 700;
  font-size: 1rem;
  font-family: var(--font-headers), 'Segoe UI', Verdana, Arial, sans-serif;
  letter-spacing: .03em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background .2s ease, transform .15s ease;
  margin-top: 4px;
}
.calc-btn:hover { background: #184f39; transform: translateY(-1px); }
.calc-btn .fa { margin-right: 8px; }

.calc-resultado {
  margin-top: 26px;
  background: linear-gradient(135deg, var(--second), #184f39);
  color: #fff;
  border-radius: 14px;
  padding: 30px 28px;
  box-shadow: 0 10px 30px rgba(33,105,77,.25);
}
.calc-resultado[hidden] { display: none; }
.calc-resultado .calc-resultado-titulo {
  font-family: var(--font-headers), 'Segoe UI', Verdana, Arial, sans-serif;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--main);
  margin: 0 0 14px;
}
.calc-resultado-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 18px;
  margin-bottom: 16px;
}
.calc-resultado-card {
  background: rgba(255,255,255,.08);
  border-radius: 10px;
  padding: 16px 18px;
}
.calc-resultado-card .num {
  font-size: 1.9rem;
  font-weight: 800;
  font-family: var(--font-headers), 'Segoe UI', Verdana, Arial, sans-serif;
  line-height: 1.1;
  color: #fff;
}
.calc-resultado-card .num small { font-size: 1rem; font-weight: 600; opacity: .85; }
.calc-resultado-card .lbl {
  font-size: .82rem;
  color: var(--main-lighter);
  margin-top: 4px;
  display: block;
}
.calc-resultado-nota {
  font-size: .9rem;
  color: rgba(255,255,255,.85);
  line-height: 1.6;
  margin: 0 0 18px;
}
.calc-resultado-nota strong { color: #fff; }
.calc-wa-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #25D366;
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  padding: 12px 22px;
  border-radius: 999px;
  font-size: .95rem;
  transition: filter .15s ease;
}
.calc-wa-btn:hover { filter: brightness(1.08); color: #fff; }

.calc-metodologia {
  margin-top: 56px;
  text-align: center;
  color: var(--black-light);
  font-size: .85rem;
  line-height: 1.7;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}
.calc-metodologia strong { color: var(--second); }

@media (max-width: 767px) {
  .calc-hero h1 { font-size: 2rem; }
  .calc-form { grid-template-columns: 1fr; padding: 22px; }
  .calc-section { padding: 44px 16px; }
  .calc-resultado { padding: 22px 18px; }
}

/* Botão flutuante "Calculadora" na home, ao lado do botão do WhatsApp
   O widget do WhatsApp (Joinchat) usa um contêiner 0x0 em bottom/right:20px
   com o botão em si deslocado mais 8px (bottom/right:8px) dentro dele, ou
   seja, o círculo visível fica, de fato, a bottom:28px / right:28px do
   viewport (60x60px). Alinhamos o #calc-fab a essa mesma referência. */
#calc-fab {
  position: fixed;
  right: 104px;
  bottom: 28px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--second, #21694d);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  box-shadow: 0 6px 24px 0 rgba(0,70,38,.35);
  z-index: 8999;
  font-size: 1.5rem;
  border: 2px solid rgba(230,191,85,.85);
  transition: transform .15s ease, box-shadow .15s ease;
}
#calc-fab:hover {
  transform: translateY(-2px) scale(1.04);
  color: #fff;
  box-shadow: 0 10px 28px 0 rgba(0,70,38,.45);
}
#calc-fab .calc-fab-tooltip {
  position: absolute;
  right: 72px;
  bottom: 14px;
  background: var(--black);
  color: #fff;
  padding: 8px 14px;
  border-radius: 8px;
  font-size: .82rem;
  font-family: var(--font-main), 'Segoe UI', Verdana, Arial, sans-serif;
  font-weight: 600;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transform: translateX(6px);
  transition: opacity .15s ease, transform .15s ease;
}
#calc-fab:hover .calc-fab-tooltip { opacity: 1; transform: translateX(0); }
@media (max-width: 480px) {
  /* Nesta faixa o Joinchat também reduz seu "--sep" para 6px, então o
     círculo dele fica a bottom/right:14px (6+8) em vez de 28px. Empilhamos
     o calc-fab acima dele, centralizado no mesmo eixo horizontal. */
  #calc-fab { right: 18px; bottom: 86px; width: 52px; height: 52px; font-size: 1.3rem; }
  #calc-fab .calc-fab-tooltip { display: none; }
}