:root {
  --bg: #070E1D;
  --bg-2: #0B1830;
  --card: #111726;
  --card-hover: #161d30;
  --border: rgba(255,255,255,0.08);
  --azul: #4FA3FF;
  --azul-hover: #6FB6FF;
  --vermelho: #E63946;
  --vermelho-hover: #F2545E;
  --verde: #3ECF8E;
  --texto: #F2F5FA;
  --texto-sec: #8B96AC;
  --radius: 14px;
}

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

html { scroll-padding-top: env(safe-area-inset-top, 0px); }

body {
  background: var(--bg);
  color: var(--texto);
  font-family: 'Inter', -apple-system, sans-serif;
  line-height: 1.55;
  min-height: 100vh;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
  display: flex;
  flex-direction: column;
}

h1, h2, h3 {
  font-family: 'Rajdhani', 'Inter', sans-serif;
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.1;
}

a { color: var(--azul); text-decoration: none; }
a:hover { color: var(--azul-hover); }

header {
  border-bottom: 1px solid var(--border);
  background: rgba(7,14,29,0.85);
  backdrop-filter: blur(10px);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 24px; max-width: 1120px; margin: 0 auto;
}
.marca { display: flex; align-items: center; gap: 10px; }
.marca span { font-family: 'Rajdhani', sans-serif; font-weight: 700; font-size: 20px; }

main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}

.caixa {
  width: 100%;
  max-width: 420px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 36px 32px;
}
.caixa.larga { max-width: 480px; }

.caixa h1 { font-size: 26px; margin-bottom: 8px; }
.caixa .sub { color: var(--texto-sec); font-size: 14px; margin-bottom: 28px; }

label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--texto-sec);
  margin-bottom: 6px;
  margin-top: 18px;
}
label:first-of-type { margin-top: 0; }

input {
  width: 100%;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 13px 14px;
  color: var(--texto);
  font-size: 15px;
  font-family: 'Inter', sans-serif;
}
input:focus {
  outline: none;
  border-color: var(--azul);
}
input::placeholder { color: #5A6478; }

.dica { font-size: 12.5px; color: var(--texto-sec); margin-top: 6px; }

.btn {
  width: 100%;
  margin-top: 26px;
  background: var(--vermelho);
  color: #fff;
  font-weight: 700;
  font-size: 16px;
  padding: 14px;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: background 0.15s ease;
}
.btn:hover { background: var(--vermelho-hover); }
.btn:disabled { opacity: 0.6; cursor: default; }

.btn-secundario {
  width: 100%;
  margin-top: 12px;
  background: transparent;
  color: var(--texto-sec);
  font-weight: 600;
  font-size: 14px;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 12px;
  cursor: pointer;
}
.btn-secundario:hover { border-color: var(--azul); color: var(--azul); }

.rodape-link {
  text-align: center;
  margin-top: 22px;
  font-size: 14px;
  color: var(--texto-sec);
}

.msg {
  margin-top: 18px;
  padding: 12px 14px;
  border-radius: 10px;
  font-size: 13.5px;
  display: none;
}
.msg.erro { background: rgba(230,57,70,0.12); color: #FF8A93; border: 1px solid rgba(230,57,70,0.3); }
.msg.sucesso { background: rgba(62,207,142,0.1); color: var(--verde); border: 1px solid rgba(62,207,142,0.3); }
.msg.visivel { display: block; }

.preco-linha {
  display: flex; align-items: baseline; gap: 10px;
  margin: 18px 0 6px;
}
.preco-linha .valor { font-family: 'Rajdhani', sans-serif; font-weight: 700; font-size: 34px; color: var(--texto); }
.preco-linha .original { font-size: 16px; color: var(--texto-sec); text-decoration: line-through; }
.preco-linha .badge {
  background: rgba(62,207,142,0.15); color: var(--verde);
  font-size: 12px; font-weight: 700; padding: 3px 9px; border-radius: 20px;
}

.licenca-caixa {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
  font-family: 'Consolas', monospace;
  font-size: 12px;
  color: var(--texto);
  word-break: break-all;
  max-height: 160px;
  overflow-y: auto;
  margin-top: 8px;
}

.spinner {
  display: inline-block; width: 16px; height: 16px;
  border: 2px solid rgba(255,255,255,0.3); border-top-color: #fff;
  border-radius: 50%; animation: girar 0.7s linear infinite; vertical-align: -3px; margin-right: 8px;
}
@keyframes girar { to { transform: rotate(360deg); } }