:root {
  --font-sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell,
    Noto Sans, Helvetica Neue, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono",
    "Courier New", monospace;

  --radius: 12px;

  /* Defaults */
  --text: #e9f4ff;
  --muted: #a5c7e6;
  --header-bg: rgba(0, 0, 0, 0.55);
  --accent: #4fe3ff;
  --accent-2: #ff4b1f;
  --glow: 0 0 12px rgba(79, 227, 255, 0.55);
  --overlay: radial-gradient(
    1000px 700px at 50% 10%,
    rgba(0, 0, 0, 0) 0%,
    rgba(0, 0, 0, 0.55) 60%,
    rgba(0, 0, 0, 0.78) 100%
  );
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text);
  background: #000;
  overflow: hidden;
}

/* Background */
.bg {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.02);
  filter: saturate(1.05);
}

.bg-overlay {
  position: fixed;
  inset: 0;
  background: var(--overlay);
  pointer-events: none;
}

/* Theme: batalha (mais sombrio, contraste forte) */
body.theme-batalha {
  --text: #e8f6ff;
  --muted: #9bb9d4;
  --header-bg: rgba(0, 0, 0, 0.68);
  --accent: #4fe3ff; /* sabre azul */
  --accent-2: #f04000; /* brilho vermelho */
  --glow: 0 0 14px rgba(79, 227, 255, 0.6);
  --overlay: radial-gradient(
    1100px 800px at 50% 15%,
    rgba(0, 0, 0, 0.05) 0%,
    rgba(0, 0, 0, 0.62) 58%,
    rgba(0, 0, 0, 0.86) 100%
  );
}

/* Theme: tranquilo (neon roxo/rosa) */
body.theme-tranquilo {
  --text: #ffe9ff;
  --muted: #f2b2ff;
  --header-bg: rgba(10, 0, 28, 0.62);
  --accent: #f020f0; /* neon rosa */
  --accent-2: #8020f0; /* roxo */
  --glow: 0 0 14px rgba(240, 32, 240, 0.55);
  --overlay: radial-gradient(
    1200px 800px at 50% 10%,
    rgba(0, 0, 0, 0.05) 0%,
    rgba(8, 0, 32, 0.55) 55%,
    rgba(0, 0, 0, 0.82) 100%
  );
}

/* Top bar */
.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  padding: 14px 16px;
  background: linear-gradient(180deg, var(--header-bg) 0%, rgba(0, 0, 0, 0) 100%);
  backdrop-filter: blur(6px);
  z-index: 10;
}

.topbar-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.title {
  font-family: var(--font-mono);
  font-size: 20px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  padding: 10px 12px;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(0, 0, 0, 0.28);
  text-shadow: var(--glow);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.35), 0 10px 30px rgba(0, 0, 0, 0.35);
  position: relative;
}

.title::after {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: var(--radius);
  padding: 1px;
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.18),
    rgba(255, 255, 255, 0),
    rgba(255, 255, 255, 0.18)
  );
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
  padding: 10px 12px;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(0, 0, 0, 0.22);
}

.tag {
  color: rgba(255, 255, 255, 0.82);
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.value {
  color: var(--text);
  text-shadow: var(--glow);
}

@media (max-width: 520px) {
  .title {
    font-size: 16px;
    letter-spacing: 0.18em;
  }
  .meta {
    display: none;
  }
}