@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@400;500;600;700;800&family=Barlow:wght@400;500;600&display=swap');

:root {
  --bg:       #1c1c1e;
  --bg2:      #252527;
  --card:     #2c2c2e;
  --border:   #3a3a3c;
  --orange:   #ff6b2b;
  --orange2:  #ff8c55;
  --blue:     #0a84ff;
  --green:    #30d158;
  --red:      #ff453a;
  --text:     #f5f5f7;
  --text2:    #aeaeb2;
  --text3:    #636366;
  --font:     'Barlow', sans-serif;
  --font-c:   'Barlow Condensed', sans-serif;
  --r:        12px;
}

/* RESET */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* BODY */
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  padding: 24px 20px 48px 80px;
}

/* CONTAINER */
.container {
  max-width: 900px;
  margin: 0 auto;
}

/* ── BOTÃO HOME ── */
.btn-home {
  position: fixed;
  top: 20px;
  left: 20px;
  z-index: 1000;
  background: var(--orange);
  color: #fff;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(255,107,43,0.5);
  transition: transform 0.2s, box-shadow 0.2s;
}
.btn-home:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(255,107,43,0.65);
}

/* ── HEADER ── */
.header {
  margin-bottom: 24px;
  padding: 0 4px;
}

.header h1 {
  font-family: var(--font-c);
  font-size: 2.8rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1;
  color: var(--text);
  text-align: left;
  background: none;
  border: none;
  border-radius: 0;
  padding: 0;
  margin: 0;
}

.header p {
  font-size: 0.9rem;
  color: var(--text3);
  margin-top: 6px;
}

/* ── CONTROLS CARD ── */
.controls {
  background: var(--card);
  border-radius: var(--r);
  padding: 24px;
  border: 1px solid var(--border);
  margin-bottom: 16px;
}

/* ── SELECT GROUP ── */
.select-group {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

/* ── LABELS ── */
label {
  display: block;
  font-family: var(--font-c);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 6px;
}

/* ── SELECTS & INPUTS ── */
select,
input[type="text"],
input[type="number"] {
  width: 100%;
  padding: 11px 38px 11px 14px;
  font-size: 14px;
  font-family: var(--font);
  font-weight: 500;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg2);
  color: var(--text);
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%23ff6b2b'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s;
}

select:focus,
input:focus {
  outline: none;
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(255,107,43,0.2);
}

select option {
  background: var(--bg2);
}

select:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ── SELECT SERVIÇO — lista rolável ── */
#servico {
  height: 200px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
  background-image: none;
  padding: 6px;
}

#servico::-webkit-scrollbar { width: 5px; }
#servico::-webkit-scrollbar-track { background: transparent; }
#servico::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }

#servico option {
  padding: 6px 8px;
  border-radius: 6px;
  font-size: 0.82rem;
}

#servico option:checked {
  background: rgba(255,107,43,0.2);
  color: var(--orange2);
}

/* ── SELECT CONTAINER (grid veículo + serviço) ── */
.select-container {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 16px;
}

/* ── INFO CILINDRADA ── */
#infoCilindrada {
  margin: 16px 0;
  padding: 13px 18px;
  border-radius: var(--r);
  background: var(--bg2);
  border: 1px solid var(--border);
  border-left: 3px solid var(--blue);
  display: flex;
  gap: 28px;
  justify-content: center;
  flex-wrap: wrap;
  font-size: 0.88rem;
  transition: opacity 0.2s;
}

#infoCilindrada strong {
  font-family: var(--font-c);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text3);
  margin-right: 5px;
}

#infoCilindrada span {
  color: var(--blue);
  font-weight: 600;
}

/* ── ESCONDE TAXA ── */
#taxa {
  display: none !important;
}

/* ── BOTÃO CALCULAR ── */
.btn-calcular {
  margin-top: 16px;
  width: 100%;
  padding: 14px;
  border-radius: 10px;
  border: none;
  background: var(--orange);
  color: #fff;
  font-family: var(--font-c);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: 0 4px 18px rgba(255,107,43,0.4);
  transition: transform 0.15s, box-shadow 0.15s, background 0.15s;
}

.btn-calcular:hover {
  background: #e85a1f;
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(255,107,43,0.55);
}

.btn-calcular:active {
  transform: translateY(0);
}

/* ── RESULTADO ── */
.resultado {
  background: var(--card);
  border-radius: var(--r);
  border: 1px solid var(--border);
  overflow: hidden;
  margin-top: 16px;
  animation: fadeSlide 0.25s ease;
}

@keyframes fadeSlide {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.resultado-card {
  padding: 28px 24px;
  text-align: center;
  background: linear-gradient(135deg, rgba(255,107,43,0.1), rgba(255,107,43,0.03));
  border-bottom: 1px solid var(--border);
  position: relative;
}

.resultado-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: var(--orange);
}

.resultado-label {
  font-family: var(--font-c);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 8px;
}

.resultado-valor {
  font-family: var(--font-c);
  font-size: 3.2rem;
  font-weight: 800;
  color: var(--orange);
  line-height: 1;
  letter-spacing: -0.01em;
}

/* ── DETALHES DO RESULTADO ── */
.resultado-detalhes {
  padding: 18px 24px;
  font-size: 0.88rem;
  line-height: 1.9;
  color: var(--text2);
  background: var(--bg2);
}

.resultado-detalhes strong {
  display: block;
  font-family: var(--font-c);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
  letter-spacing: 0.02em;
}

.resultado-detalhes em {
  font-style: normal;
  background: rgba(255,107,43,0.15);
  color: var(--orange2);
  padding: 1px 8px;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

/* ── AVISO ── */
.aviso {
  margin-bottom: 16px;
  padding: 13px 16px;
  border-radius: var(--r);
  background: var(--bg2);
  border: 1px solid var(--border);
  border-left: 3px solid var(--blue);
  font-size: 0.85rem;
  color: var(--text2);
}

/* ── RESPONSIVO ── */
@media (max-width: 768px) {
  body {
    padding: 20px;
  }

  .header h1 {
    font-size: 2.1rem;
  }

  .select-container {
    grid-template-columns: 1fr;
  }

  #infoCilindrada {
    gap: 12px;
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .resultado-valor {
    font-size: 2.5rem;
  }
}