/* VieneBienIA — Main Hub · Archetype 05 Mouse-Reactive Gradient */
/* v=20260613 */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { overflow-x: clip; scroll-behavior: smooth; }
body {
  font-family: 'Inter', sans-serif;
  background: #07070f;
  color: #f0f0f5;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* === VARS === */
:root {
  --bg:     #07070f;
  --bg-2:   #0f0f1e;
  --ink:    #f0f0f5;
  --muted:  #8b8ba0;
  --border: rgba(255,255,255,0.08);
  --accent: #a78bfa;
  --accent2: #38bdf8;
  --accent3: #34d399;
  --max: 1200px;
  --radius: 14px;
  --mx: 50%; --my: 50%;
}

/* === SPLASH === */
.splash {
  position: fixed; inset: 0; z-index: 999;
  background: var(--bg);
  display: flex; align-items: center; justify-content: center;
  animation: splashOut .01s 4.5s forwards;
  transition: opacity .5s ease, clip-path .5s ease;
}
.splash.is-out { opacity: 0; pointer-events: none; clip-path: inset(0 0 100% 0); }
@keyframes splashOut { to { opacity: 0; pointer-events: none; } }
.splash-logo {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 900; font-size: 2.5rem; letter-spacing: -1.5px;
  color: var(--ink);
}
.splash-logo span { color: var(--accent); }
.splash-bar {
  position: absolute; bottom: 0; left: 0;
  height: 2px; background: linear-gradient(90deg, var(--accent), var(--accent2));
  animation: loadBar 1.8s ease-out forwards;
}
@keyframes loadBar { from { width: 0; } to { width: 100%; } }

/* === NAV === */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: .875rem 2rem;
  background: rgba(7,7,15,.8);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: background .3s;
}
.nav-brand {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 900; font-size: 1.15rem;
  color: var(--ink); text-decoration: none; letter-spacing: -0.5px;
}
.nav-brand span { color: var(--accent); }
.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a {
  color: var(--muted); text-decoration: none;
  font-size: .875rem; font-weight: 500;
  transition: color .2s;
  position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -2px; left: 0; right: 0;
  height: 1px; background: var(--accent);
  transform: scaleX(0); transform-origin: left;
  transition: transform .25s ease;
}
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after { transform: scaleX(1); }
.btn-nav {
  background: var(--accent); color: #fff;
  padding: .5rem 1.25rem; border-radius: 8px;
  text-decoration: none; font-size: .875rem; font-weight: 700;
  transition: background .2s, transform .2s;
}
.btn-nav:hover { background: #8b5cf6; transform: translateY(-1px); }

/* === HERO === */
.hero {
  min-height: 100svh;
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  padding: 7rem 1.5rem 5rem;
  position: relative; overflow: hidden;
}
.hero-gradient {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(circle 800px at var(--mx) var(--my), rgba(124,58,237,.35) 0%, transparent 55%),
    radial-gradient(circle 600px at calc(100% - var(--mx)) calc(100% - var(--my)), rgba(6,182,212,.18) 0%, transparent 55%),
    radial-gradient(circle 400px at 15% 75%, rgba(52,211,153,.12) 0%, transparent 50%),
    var(--bg);
  filter: saturate(160%);
  transition: background .05s linear;
}
.hero-grain {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  opacity: .035; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
}
.hero-inner { position: relative; z-index: 2; max-width: 860px; margin: 0 auto; }

.hero-eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: .75rem; font-weight: 600; letter-spacing: 2px; text-transform: uppercase;
  color: var(--accent); margin-bottom: 1.75rem;
  border: 1px solid rgba(167,139,250,.3);
  padding: .35rem 1rem; border-radius: 99px;
  background: rgba(167,139,250,.08);
}

.hero-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: clamp(3rem, 8vw, 6.5rem);
  font-weight: 900; line-height: 1.0; letter-spacing: -3px;
  color: var(--ink); margin-bottom: 1.5rem;
  text-wrap: balance; max-width: 14ch; margin-inline: auto;
}
.hero-title .line-accent {
  background: linear-gradient(100deg, var(--accent) 0%, var(--accent2) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  display: block;
}
/* Defensive: if split-text applied, never hide */
.hero-title[data-split] { opacity: 1; transform: none; }

.hero-sub {
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  color: var(--muted); max-width: 520px; margin: 0 auto 2.5rem; line-height: 1.75;
}

.hero-cta { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; margin-bottom: 4rem; }
.btn-primary {
  display: inline-flex; align-items: center; gap: .5rem;
  background: var(--accent); color: #fff;
  padding: .9rem 2rem; border-radius: 10px;
  text-decoration: none; font-weight: 700; font-size: 1rem;
  box-shadow: 0 0 40px rgba(124,58,237,.4);
  transition: transform .2s, box-shadow .2s, background .2s;
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 0 60px rgba(124,58,237,.55); background: #8b5cf6; }
.btn-ghost {
  display: inline-flex; align-items: center; gap: .5rem;
  background: rgba(255,255,255,.07); color: rgba(255,255,255,.8);
  padding: .9rem 2rem; border-radius: 10px;
  text-decoration: none; font-weight: 600; font-size: 1rem;
  border: 1px solid rgba(255,255,255,.12);
  transition: background .2s;
}
.btn-ghost:hover { background: rgba(255,255,255,.13); }

/* Stats */
.hero-stats {
  display: inline-flex; gap: 0;
  background: rgba(255,255,255,.04);
  border: 1px solid var(--border);
  border-radius: 14px; overflow: hidden;
  padding: 0;
}
.stat { padding: 1.2rem 2rem; text-align: center; position: relative; }
.stat + .stat::before {
  content: ''; position: absolute; left: 0; top: 20%; bottom: 20%;
  width: 1px; background: var(--border);
}
.stat-n {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.9rem; font-weight: 900; line-height: 1;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  display: block;
}
.stat-l { font-size: .7rem; color: var(--muted); margin-top: .3rem; text-transform: uppercase; letter-spacing: 1px; display: block; }

/* === MANIFESTO === */
.manifesto {
  padding: 6rem 1.5rem;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.manifesto-inner { max-width: 800px; margin: 0 auto; }
.manifesto-num {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: .7rem; font-weight: 700; color: var(--accent);
  letter-spacing: 2px; text-transform: uppercase;
  display: block; margin-bottom: 1.5rem;
}
.manifesto-text {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: clamp(1.4rem, 2.8vw, 2.2rem);
  font-weight: 700; line-height: 1.35; letter-spacing: -.5px;
  color: var(--ink); margin-bottom: 1.5rem;
}
.manifesto-sub { color: var(--muted); font-size: 1.05rem; line-height: 1.7; max-width: 560px; }

/* === NICHOS === */
.nichos { padding: 5rem 1.5rem; background: var(--bg); }
.section-head { margin-bottom: 3rem; }
.section-eyebrow {
  font-size: .7rem; font-weight: 700; color: var(--accent);
  text-transform: uppercase; letter-spacing: 2px;
  display: block; margin-bottom: .6rem;
}
.section-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 800; letter-spacing: -1px; color: var(--ink);
  margin-bottom: .5rem;
}
.section-sub { color: var(--muted); font-size: 1rem; max-width: 480px; }

.nichos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
  max-width: var(--max); margin: 0 auto;
}

.ncard {
  display: flex; flex-direction: column; gap: .35rem;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.4rem;
  text-decoration: none;
  position: relative; overflow: hidden;
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.ncard::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--c, var(--accent));
  transition: height .2s;
}
.ncard:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(0,0,0,.4), 0 0 0 1px var(--c, var(--accent)) inset;
  border-color: rgba(255,255,255,.14);
}
.ncard:hover::before { height: 3px; }
.ncard-ico { font-size: 1.75rem; line-height: 1; margin-bottom: .3rem; }
.ncard-name {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: .95rem; font-weight: 700; color: var(--ink);
}
.ncard-desc { font-size: .78rem; color: var(--muted); line-height: 1.5; flex: 1; }
.ncard-cta {
  font-size: .75rem; font-weight: 600; margin-top: .35rem;
  color: var(--c, var(--accent));
  display: inline-flex; align-items: center; gap: .2rem;
  transition: gap .2s;
}
.ncard:hover .ncard-cta { gap: .5rem; }

/* === COMUNIDAD === */
.comunidad {
  padding: 6rem 1.5rem; text-align: center;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  position: relative; overflow: hidden;
}
.comunidad::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 60% at 50% 50%, rgba(124,58,237,.12) 0%, transparent 70%);
  pointer-events: none;
}
.comunidad-inner { position: relative; z-index: 1; max-width: 600px; margin: 0 auto; }
.comunidad h2 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 800; letter-spacing: -1px; color: var(--ink);
  margin-bottom: .875rem;
}
.comunidad p { color: var(--muted); font-size: 1.05rem; margin-bottom: 2.5rem; }
.social-row { display: flex; gap: .75rem; justify-content: center; flex-wrap: wrap; }
.soc-btn {
  display: inline-flex; align-items: center; gap: .5rem;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  color: var(--ink); text-decoration: none;
  padding: .75rem 1.5rem; border-radius: 10px;
  font-weight: 600; font-size: .9rem;
  transition: background .2s, transform .2s;
}
.soc-btn:hover { background: rgba(255,255,255,.12); transform: translateY(-2px); }

/* === FOOTER === */
.footer {
  background: #050508;
  padding: 2.5rem 1.5rem;
  border-top: 1px solid var(--border);
}
.footer-top {
  display: flex; align-items: center; justify-content: space-between;
  max-width: var(--max); margin: 0 auto 1.5rem;
  flex-wrap: wrap; gap: 1rem;
}
.footer-brand {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 900; font-size: 1.1rem;
  color: var(--ink); text-decoration: none; letter-spacing: -.5px;
}
.footer-brand span { color: var(--accent); }
.footer-nav { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.footer-nav a {
  color: var(--muted); text-decoration: none;
  font-size: .85rem; transition: color .2s;
}
.footer-nav a:hover { color: var(--ink); }
.footer-copy {
  text-align: center; color: rgba(255,255,255,.18);
  font-size: .78rem; max-width: var(--max); margin: 0 auto;
}

/* === CURSOR CUSTOM === */
.cursor {
  position: fixed; z-index: 9999; pointer-events: none;
  opacity: 0; transition: opacity .25s ease;
}
.cursor.is-ready { opacity: 1; }
.cursor-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  transform: translate(-50%, -50%);
}
.cursor-ring {
  width: 28px; height: 28px; border-radius: 50%;
  border: 1px solid rgba(167,139,250,.5);
  transform: translate(-50%, -50%);
  transition: transform .08s linear, width .25s, height .25s, border-color .25s;
}
.cursor.on-link .cursor-ring { width: 44px; height: 44px; border-color: var(--accent); }

/* === REVEAL === */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-split] { opacity: 1; transform: none; }

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hero-stats { flex-direction: row; }
  .stat { padding: .9rem 1.25rem; }
  .nichos-grid { grid-template-columns: repeat(2, 1fr); gap: .75rem; }
  .manifesto-inner { padding: 0 .5rem; }
}
@media (max-width: 420px) {
  .nichos-grid { grid-template-columns: 1fr; }
  .hero-stats { flex-direction: column; width: 100%; }
  .stat + .stat::before { top: 0; bottom: auto; left: 20%; right: 20%; width: auto; height: 1px; }
}
/* Touch: no cursor dot */
@media (hover: none) { .cursor { display: none !important; } }