:root {
  --fondo: #0b0a0b;
  --fondo-alterno: #0f0d0e;
  --superficie: #141213;
  --superficie-2: #1a1718;
  --superficie-3: #231f21;

  --borde: rgba(255, 255, 255, 0.08);
  --borde-fuerte: rgba(255, 255, 255, 0.15);

  --texto: #f4eff1;
  --texto-suave: #b9aeb3;
  --texto-tenue: #8d8287;

  --vino-900: #22060f;
  --vino-800: #3d0a1a;
  --vino-700: #5b142b;
  --vino-600: #6e1b37;
  --vino-500: #9a3552;
  --rosa: #c8506e;
  --rosa-claro: #e48aa2;
  --degradado: linear-gradient(90deg, #6e1b37 0%, #9a3552 50%, #c74f6d 100%);
  --degradado-boton: linear-gradient(135deg, #7a1f3e 0%, #b2445f 100%);
  --brillo: rgba(200, 80, 110, 0.35);

  --ancho: 1180px;
  --margen: 24px;
  --radio: 18px;
  --radio-medio: 12px;
  --radio-chico: 8px;
  --sombra: 0 40px 90px -40px rgba(0, 0, 0, 0.9), 0 0 0 1px rgba(255, 255, 255, 0.06);

  --fuente: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, "Cascadia Mono", Consolas, monospace;

  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }

* { margin: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 84px;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--fondo);
  color: var(--texto);
  font-family: var(--fuente);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }

img { height: auto; }

a { color: inherit; }

button { font: inherit; color: inherit; }

ul[class], ol[class] { list-style: none; padding: 0; }

code {
  font-family: var(--mono);
  font-size: 0.88em;
  background: var(--superficie-3);
  border: 1px solid var(--borde);
  border-radius: 6px;
  padding: 0.1em 0.4em;
  overflow-wrap: anywhere;
}

::selection { background: var(--vino-500); color: #fff; }

:focus-visible {
  outline: 2px solid var(--rosa-claro);
  outline-offset: 3px;
  border-radius: 6px;
}

h1, h2, h3 {
  color: var(--texto);
  text-wrap: balance;
}

h1 {
  font-size: clamp(2.4rem, 4.4vw, 3.65rem);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.035em;
}

h2 {
  font-size: clamp(1.9rem, 3.6vw, 2.9rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

h3 {
  font-size: 1.06rem;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

p { color: var(--texto-suave); text-wrap: pretty; }

.degradado {
  background: linear-gradient(95deg, #f4eff1 0%, #e48aa2 45%, #d0607c 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }

.ico {
  width: 1.25em;
  height: 1.25em;
  flex: none;
  fill: currentColor;
}

.ico-trazo {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.relleno { fill: currentColor; stroke: none; }

.acento { stroke: var(--rosa); }

.contenedor {
  width: 100%;
  max-width: var(--ancho);
  margin-inline: auto;
  padding-inline: var(--margen);
}

.oculto {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.saltar {
  position: absolute;
  top: -100px;
  left: 16px;
  z-index: 200;
  padding: 10px 16px;
  background: var(--vino-600);
  color: #fff;
  border-radius: var(--radio-chico);
  font-weight: 600;
  text-decoration: none;
}

.saltar:focus { top: 12px; }

.js .revelar {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.2, 0.7, 0.2, 1);
}

.js .revelar.visible { opacity: 1; transform: none; }

@keyframes latido {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(0.8); }
}

@keyframes flotar {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes aparecer {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .js .revelar { opacity: 1; transform: none; }
}

@media (max-width: 640px) {
  :root { --margen: 16px; }
  body { font-size: 15.5px; }
}