:root {
  --bg: #070428;
  --text: #ffffff;
  --grad-start: #6D2BFF;
  --grad-end: #FF6A3D;
  --shadow: 0 10px 30px rgba(109, 43, 255, 0.25), 0 6px 18px rgba(255, 106, 61, 0.18);
}

* { box-sizing: border-box; }
html, body { height: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Poppins", "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.screen {
  min-height: 100svh;
  display: grid;
  place-items: center;
  position: relative;
  overflow: hidden;
  animation: enter 600ms ease-out both;
}

.content {
  width: 100%;
  max-width: 920px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: clamp(18px, 3.5vh, 28px);
  padding: 32px 20px;
  text-align: center;
}

/* Logotipo em degradê (texto) */
.logo-gradient {
  margin: 0;
  line-height: 1;
  letter-spacing: 0.02em;
  font-weight: 800;
  font-size: clamp(48px, 11vw, 120px);
  background: linear-gradient(90deg, var(--grad-start) 0%, var(--grad-end) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 12px 22px rgba(0,0,0,0.35));
}

/* Logotipo (imagem) */
.logo-image {
  display: block;
  width: clamp(140px, 38vw, 300px);
  height: auto;
  filter: drop-shadow(0 12px 22px rgba(0,0,0,0.35));
  user-select: none;
  -webkit-user-drag: none;
}

.brand-text {
  margin: 0;
  font-weight: 700;
  font-size: clamp(18px, 2.8vw, 28px);
  opacity: 0.95;
}

/* Botão principal */
.cta {
  width: 64%;
  appearance: none;
  border: 0;
  border-radius: 20px;
  padding: clamp(12px, 2.2vh, 16px) clamp(16px, 4.5vw, 24px);
  font-weight: 700;
  font-size: clamp(15px, 2.4vw, 18px);
  color: #fff;
  cursor: pointer;
  background: linear-gradient(90deg, var(--grad-start) 0%, var(--grad-end) 100%);
  box-shadow: var(--shadow);
  transition: transform 180ms ease, filter 180ms ease, box-shadow 220ms ease, opacity 220ms ease;
  will-change: transform, filter;
}

.cta:hover {
  transform: translateY(-2px);
  filter: brightness(1.05) saturate(1.06);
  box-shadow: 0 14px 36px rgba(109, 43, 255, 0.30), 0 8px 22px rgba(255, 106, 61, 0.22);
}

.cta:active {
  transform: translateY(0) scale(0.985);
  filter: brightness(0.98);
}

.cta:focus-visible {
  outline: 3px solid rgba(255, 255, 255, 0.35);
  outline-offset: 3px;
}

@media (min-width: 768px) {
  .cta { width: 48%; }
}

/* Efeito de saída ao clicar (fade + scale-out) */
.screen.transition-out {
  animation: exit 420ms ease-in forwards;
}

/* Decorações suaves no fundo (blurred blobs) */
.bg-effect {
  position: absolute;
  pointer-events: none;
  filter: blur(60px);
  opacity: 0.18;
  transform: translateZ(0);
}

.bg-blur-1 {
  width: 38vmax; height: 38vmax;
  left: -10vmax; top: -10vmax;
  background: radial-gradient(closest-side, var(--grad-start), transparent 70%);
}

.bg-blur-2 {
  width: 42vmax; height: 42vmax;
  right: -12vmax; bottom: -14vmax;
  background: radial-gradient(closest-side, var(--grad-end), transparent 70%);
}

/* Animações */
@keyframes enter {
  from { opacity: 0; transform: scale(0.985); }
  to   { opacity: 1; transform: scale(1); }
}

@keyframes exit {
  to { opacity: 0; transform: scale(0.98); }
}