/* Sparkfold Games — estilos del sitio */

:root {
  --bg: #06070d;
  --bg-2: #0b0e1c;
  --surface: rgba(255, 255, 255, 0.035);
  --surface-2: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.09);
  --text: #eceef8;
  --muted: #a1a8c3;
  --faint: #6c7393;
  --spark: #ffb052;
  --spark-2: #ff7440;
  --neural: #8d97ff;
  --neural-2: #5fdcff;
  --radius: 18px;
  --max: 1120px;
  --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

.skip {
  position: absolute; left: -999px; top: 8px;
  background: var(--spark); color: #1a0f00; padding: 8px 14px; border-radius: 8px; z-index: 100;
}
.skip:focus { left: 16px; }

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 16px; }
@media (min-width: 720px) { .wrap { padding: 0 32px; } }

/* ---------- Cabecera ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  background: linear-gradient(to bottom, rgba(6, 7, 13, 0.82), rgba(6, 7, 13, 0.45));
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }

.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); font-weight: 750; letter-spacing: -0.01em; }
.brand:hover { text-decoration: none; }
.brand img { width: 30px; height: 30px; flex: none; border-radius: 7px; mix-blend-mode: screen; }
.brand small { color: var(--muted); font-weight: 500; }

.nav { display: flex; align-items: center; gap: 22px; font-size: 15px; }
.nav a { color: var(--muted); }
.nav a:hover { color: var(--text); text-decoration: none; }
@media (max-width: 680px) { .nav .nav-link { display: none; } }

.btn:focus-visible { outline: 2px solid var(--spark); outline-offset: 3px; }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: min(100svh, 900px);
  display: flex; align-items: center;
  overflow: hidden; isolation: isolate;
  background:
    radial-gradient(1200px 600px at 75% 35%, rgba(141, 151, 255, 0.16), transparent 60%),
    radial-gradient(800px 500px at 15% 85%, rgba(255, 116, 64, 0.12), transparent 60%),
    var(--bg);
}
/* Al tocar rápido la red para lanzar chispas no debe seleccionarse el texto */
.hero { -webkit-user-select: none; user-select: none; -webkit-tap-highlight-color: transparent; }
.hero canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; pointer-events: none; }

/* Pliegue: dos planos que se doblan detrás de la red */
.fold { position: absolute; inset: 0; z-index: -2; pointer-events: none; }
.fold::before, .fold::after { content: ""; position: absolute; inset: 0; }
.fold::before {
  background: linear-gradient(135deg, rgba(141, 151, 255, 0.10), rgba(95, 220, 255, 0.02) 60%);
  clip-path: polygon(52% 0, 100% 0, 100% 62%, 70% 100%, 38% 100%);
}
.fold::after {
  background: linear-gradient(200deg, rgba(255, 176, 82, 0.10), rgba(255, 116, 64, 0.0) 55%);
  clip-path: polygon(52% 0, 70% 100%, 38% 100%, 30% 55%);
}

.hero::after {
  content: ""; position: absolute; inset: auto 0 0 0; height: 180px; z-index: -1;
  background: linear-gradient(to bottom, transparent, var(--bg));
}

.hero-content { padding: 120px 0 90px; max-width: 760px; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--spark); background: rgba(255, 176, 82, 0.08);
  border: 1px solid rgba(255, 176, 82, 0.25); border-radius: 999px; padding: 6px 14px;
}
.eyebrow::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%;
  background: var(--spark); box-shadow: 0 0 12px 3px rgba(255, 176, 82, 0.7);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse { 50% { opacity: 0.35; box-shadow: 0 0 4px 1px rgba(255, 176, 82, 0.4); } }

.wordmark {
  margin: 22px 0 6px;
  font-size: clamp(52px, 11vw, 132px); line-height: 0.92; font-weight: 850; letter-spacing: -0.045em;
  background: linear-gradient(100deg, #ffffff 0%, #ffe2bd 32%, var(--spark) 55%, var(--spark-2) 70%, var(--neural) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 6px 40px rgba(255, 140, 70, 0.18));
}
.wordmark-sub {
  display: block; font-size: clamp(16px, 2.6vw, 22px); font-weight: 600; letter-spacing: 0.5em;
  text-transform: uppercase; color: var(--muted); margin-bottom: 28px;
}
.tagline { font-size: clamp(20px, 2.8vw, 28px); line-height: 1.35; color: var(--text); margin: 0 0 34px; max-width: 620px; font-weight: 500; }
.tagline em { font-style: normal; color: var(--spark); }

.cta { display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 700; font-size: 16px; padding: 13px 22px; border-radius: 999px;
  border: 1px solid var(--border); color: var(--text); background: var(--surface-2);
  transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); border-color: rgba(255, 255, 255, 0.25); }
.btn-primary {
  color: #1d1003; border: none;
  background: linear-gradient(120deg, #ffd59a, var(--spark) 45%, var(--spark-2));
  box-shadow: 0 10px 30px -10px rgba(255, 130, 60, 0.6);
}
.btn-primary:hover { background: linear-gradient(120deg, #ffe1b5, #ffbb66 45%, #ff8550); }

.hero-hint { margin-top: 8px; font-size: 13px; color: var(--faint); letter-spacing: 0.04em; }

/* ---------- Secciones ---------- */
section { position: relative; }
.section { padding: 90px 0; }
.section-head { max-width: 680px; margin-bottom: 40px; }
.kicker { font-size: 13px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--neural); }
h2 { font-size: clamp(30px, 4.6vw, 46px); line-height: 1.08; letter-spacing: -0.03em; margin: 10px 0 14px; }
.lead { color: var(--muted); font-size: 18px; margin: 0; }

/* Contacto */
.contact {
  border: 1px solid var(--border); border-radius: 26px; padding: clamp(28px, 5vw, 56px);
  background:
    radial-gradient(600px 260px at 100% 0%, rgba(255, 176, 82, 0.14), transparent 60%),
    radial-gradient(500px 260px at 0% 100%, rgba(141, 151, 255, 0.14), transparent 60%),
    var(--bg-2);
}
.contact h2 { margin: 0 0 10px; }
.contact p { margin: 0 0 14px; color: var(--muted); }
.mail { display: inline-block; font-size: clamp(18px, 2.4vw, 24px); font-weight: 700; word-break: break-all; }

/* Pie */
.site-footer { border-top: 1px solid var(--border); padding: 34px 0 44px; margin-top: 40px; color: var(--faint); font-size: 14px; }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 14px 28px; align-items: center; justify-content: space-between; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 18px; }
.site-footer a { color: var(--muted); }

/* ---------- Páginas de texto (privacidad, soporte) ---------- */
.page-hero {
  padding: 130px 0 40px;
  background:
    radial-gradient(900px 340px at 80% 0%, rgba(141, 151, 255, 0.14), transparent 60%),
    radial-gradient(700px 300px at 10% 30%, rgba(255, 116, 64, 0.10), transparent 60%);
}
.page-hero h1 { font-size: clamp(36px, 6vw, 58px); letter-spacing: -0.035em; line-height: 1.05; margin: 10px 0 12px; }
.page-hero p { color: var(--muted); margin: 0; }

.prose { max-width: 780px; padding-bottom: 40px; }
.prose h2 { font-size: clamp(22px, 3vw, 28px); margin: 48px 0 12px; scroll-margin-top: 90px; }
.prose h3 { font-size: 18px; margin: 26px 0 8px; }
.prose p, .prose li { color: #cfd3e6; }
.prose ul { padding-left: 22px; }
.prose li { margin: 6px 0; }
.prose strong { color: var(--text); }

.summary {
  background: var(--surface); border: 1px solid var(--border); border-left: 3px solid var(--spark);
  border-radius: 14px; padding: 18px 22px; margin: 8px 0 10px;
}
.summary ul { margin: 0; }

.toc { columns: 2 240px; column-gap: 28px; padding-left: 20px; margin: 20px 0 0; font-size: 15px; }
.toc li { margin: 4px 0; break-inside: avoid; }

/* Animación de entrada */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.7s ease, transform 0.7s ease; }
.js .reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .eyebrow::before { animation: none; }
}

/* Página 404 */
.page-404 { min-height: 100svh; display: flex; align-items: center; }
.page-404 .mb { margin-bottom: 28px; }