/* KOLONEX — landing page. Vanilla CSS, sin frameworks.
   Reusa la identidad diegética del juego (hud-theme.css): paleta espacial
   oscura, acentos cian, IBM Plex Mono para datos + Space Grotesk para títulos. */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@300;400;500;600&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  --bg: #04070a;
  --bg-soft: #070d12;
  --accent: #3fb8d4;
  --accent-dim: rgba(63, 184, 212, 0.4);
  --energy: #e8a13a;
  --pop: #5fcf86;
  --research: #9b8cff;
  --ink: #eaf4f7;
  --ink-dim: #9fb2ba;
  --ink-faint: #7a8c95;
  --hair: rgba(120, 150, 165, 0.16);
  --glass: rgba(6, 11, 14, 0.72);
  --font-mono: 'IBM Plex Mono', ui-monospace, monospace;
  --font-display: 'Space Grotesk', sans-serif;
  --max: 1120px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink-dim);
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

/* ── Fondos ─────────────────────────────────────────────────────────── */
.bg-stars {
  position: fixed; inset: 0; z-index: -2; background-color: var(--bg);
  background-image:
    radial-gradient(circle, rgba(180, 210, 220, 0.40) 0.5px, transparent 1px),
    radial-gradient(circle, rgba(120, 160, 180, 0.20) 0.5px, transparent 1px);
  background-size: 54px 54px, 33px 33px;
  background-position: 0 0, 17px 23px;
}
.bg-nebula {
  position: fixed; top: -10%; right: -15%; width: 75vw; max-width: 1000px;
  z-index: -1; opacity: 0.55; pointer-events: none;
  filter: blur(2px);
  animation: drift 40s ease-in-out infinite alternate;
}
@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(-3%, 4%, 0) scale(1.06); }
}

/* ── Header ─────────────────────────────────────────────────────────── */
.site-header {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding: 16px clamp(18px, 5vw, 48px);
  background: linear-gradient(180deg, rgba(4, 7, 10, 0.85), rgba(4, 7, 10, 0));
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
}
.brand {
  display: flex; align-items: center; gap: 9px;
  font-family: var(--font-display); font-weight: 700; font-size: 18px;
  letter-spacing: 3px; color: var(--ink); text-decoration: none;
}
.header-actions { display: flex; align-items: center; gap: 16px; }
.ea-badge {
  font-size: 10px; letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--energy); border: 1px solid rgba(232, 161, 58, 0.35);
  border-radius: 20px; padding: 5px 11px; white-space: nowrap;
}
.ea-badge::first-letter { color: var(--energy); }
.link-quiet {
  color: var(--ink-dim); text-decoration: none; font-size: 12px;
  letter-spacing: 1px; transition: color 0.15s;
}
.link-quiet:hover { color: var(--accent); }

/* ── Layout de secciones ────────────────────────────────────────────── */
main { display: block; }
.section {
  max-width: var(--max); margin: 0 auto;
  padding: clamp(60px, 9vw, 110px) clamp(18px, 5vw, 48px) 0;
}
.section-head { margin-bottom: 38px; }
.lab-line {
  font-size: 11px; letter-spacing: 2px; color: var(--accent);
  text-transform: uppercase;
}
.section-title {
  font-family: var(--font-display); color: var(--ink); font-weight: 600;
  font-size: clamp(24px, 4vw, 36px); line-height: 1.15; margin-top: 10px;
}

/* ── Hero ───────────────────────────────────────────────────────────── */
.hero {
  max-width: var(--max); margin: 0 auto;
  padding: clamp(40px, 8vw, 90px) clamp(18px, 5vw, 48px) 0;
  display: grid; grid-template-columns: 1.05fr 0.95fr;
  align-items: center; gap: clamp(24px, 5vw, 64px);
}
.kicker {
  font-size: 11px; letter-spacing: 2px; color: var(--accent);
  text-transform: uppercase;
}
.hero-title {
  font-family: var(--font-display); color: var(--ink); font-weight: 700;
  font-size: clamp(34px, 6.5vw, 62px); line-height: 1.05; margin: 16px 0 18px;
  letter-spacing: -0.5px;
}
.hero-title em {
  font-style: normal;
  background: linear-gradient(100deg, var(--accent), var(--pop));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-sub { font-size: 16px; max-width: 46ch; color: var(--ink-dim); }
.hero-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin: 28px 0 18px; }
.ea-note {
  font-size: 12px; color: var(--ink-faint); max-width: 44ch;
  border-left: 2px solid var(--accent-dim); padding-left: 12px;
}
.ea-note strong { color: var(--energy); }

.hero-art { position: relative; }
.hero-art img {
  width: 100%; max-width: 460px; margin: 0 auto;
  filter: drop-shadow(0 0 60px rgba(63, 184, 212, 0.25));
  animation: float 9s ease-in-out infinite alternate;
}
@keyframes float {
  from { transform: translateY(-8px); }
  to   { transform: translateY(8px); }
}

/* ── Botones ────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--font-mono); font-size: 13px; letter-spacing: 1px;
  text-transform: uppercase; text-decoration: none; cursor: pointer;
  padding: 13px 24px; border-radius: 6px; border: 1px solid transparent;
  transition: transform 0.12s, box-shadow 0.15s, background 0.15s, border-color 0.15s;
}
.btn-primary {
  background: var(--accent); color: #04070a; font-weight: 600;
  box-shadow: 0 0 0 rgba(63, 184, 212, 0);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(63, 184, 212, 0.35);
}
.btn-ghost {
  border-color: var(--hair); color: var(--ink-dim);
  background: rgba(6, 11, 14, 0.5);
}
.btn-ghost:hover { border-color: var(--accent-dim); color: var(--ink); }

/* ── Pilares ────────────────────────────────────────────────────────── */
.pillars {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.pillar {
  background: var(--glass); border: 1px solid var(--hair); border-radius: 10px;
  padding: 24px 22px; transition: transform 0.15s, border-color 0.15s;
  -webkit-backdrop-filter: blur(3px); backdrop-filter: blur(3px);
}
.pillar:hover { transform: translateY(-4px); border-color: var(--accent-dim); }
.pillar h3 {
  font-family: var(--font-display); color: var(--ink); font-weight: 600;
  font-size: 18px; margin: 14px 0 8px;
}
.pillar p { font-size: 13.5px; color: var(--ink-dim); }
.p-ico {
  display: inline-flex; width: 42px; height: 42px; border-radius: 9px;
  align-items: center; justify-content: center;
  background: rgba(63, 184, 212, 0.10); border: 1px solid var(--accent-dim);
}

/* Iconos inline vía mask para teñirlos con el acento */
.p-ico::before {
  content: ""; width: 22px; height: 22px;
  background: var(--accent); -webkit-mask-repeat: no-repeat; mask-repeat: no-repeat;
  -webkit-mask-position: center; mask-position: center;
  -webkit-mask-size: contain; mask-size: contain;
}
.p-ico[data-ico="colonize"]::before { -webkit-mask-image: var(--m-colonize); mask-image: var(--m-colonize); }
.p-ico[data-ico="build"]::before    { -webkit-mask-image: var(--m-build);    mask-image: var(--m-build); }
.p-ico[data-ico="research"]::before { -webkit-mask-image: var(--m-research); mask-image: var(--m-research); }
.p-ico[data-ico="trade"]::before    { -webkit-mask-image: var(--m-trade);    mask-image: var(--m-trade); }
.p-ico[data-ico="ally"]::before     { -webkit-mask-image: var(--m-ally);     mask-image: var(--m-ally); }
.p-ico[data-ico="conquer"]::before  { -webkit-mask-image: var(--m-conquer);  mask-image: var(--m-conquer); }

/* SVG icons embebidos como data-URI (teñidos con mask-image) */
:root {
  --m-colonize: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="1.6"><circle cx="12" cy="12" r="6.5"/><ellipse cx="12" cy="12" rx="11" ry="4.2" transform="rotate(28 12 12)"/></svg>');
  --m-build: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="1.6"><path d="M3 21h18M6 21V9l6-4 6 4v12M10 21v-5h4v5"/></svg>');
  --m-research: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="1.6"><circle cx="12" cy="12" r="2.4"/><path d="M12 2v3M12 19v3M2 12h3M19 12h3M5 5l2 2M17 17l2 2M19 5l-2 2M7 17l-2 2"/></svg>');
  --m-trade: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="1.6"><path d="M4 8h13l-3-3M20 16H7l3 3"/></svg>');
  --m-ally: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="1.6"><circle cx="8" cy="9" r="3"/><circle cx="16" cy="9" r="3"/><path d="M3 20c0-3 2.5-5 5-5M21 20c0-3-2.5-5-5-5"/></svg>');
  --m-conquer: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="1.6"><path d="M12 3l2.5 6h6l-5 4 2 6-5.5-3.8L6 19l2-6-5-4h6z"/></svg>');
}

/* ── Pasos ──────────────────────────────────────────────────────────── */
.steps {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
  list-style: none; counter-reset: none;
}
.step {
  border-top: 2px solid var(--accent-dim); padding-top: 18px;
}
.step-num {
  font-family: var(--font-display); font-size: 32px; font-weight: 700;
  color: var(--accent); display: block; margin-bottom: 8px;
}
.step h3 {
  font-family: var(--font-display); color: var(--ink); font-weight: 600;
  font-size: 17px; margin-bottom: 6px;
}
.step p { font-size: 13.5px; }

/* ── CTA final ──────────────────────────────────────────────────────── */
.cta-final { padding-bottom: clamp(60px, 9vw, 110px); }
.cta-box {
  background: linear-gradient(135deg, rgba(63, 184, 212, 0.10), rgba(95, 207, 134, 0.05));
  border: 1px solid var(--accent-dim); border-radius: 14px;
  padding: clamp(34px, 6vw, 60px); text-align: center;
}
.cta-box h2 {
  font-family: var(--font-display); color: var(--ink); font-weight: 700;
  font-size: clamp(24px, 4vw, 38px); margin-bottom: 12px;
}
.cta-box p { font-size: 15px; margin-bottom: 26px; }
.cta-box .hero-cta { justify-content: center; }

/* ── Footer ─────────────────────────────────────────────────────────── */
.site-footer {
  max-width: var(--max); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding: 28px clamp(18px, 5vw, 48px); flex-wrap: wrap;
  border-top: 1px solid var(--hair); font-size: 12px; letter-spacing: 1px;
}
.site-footer span:first-child {
  font-family: var(--font-display); font-weight: 700; letter-spacing: 3px;
  color: var(--ink);
}
.dim { color: var(--ink-faint); }

/* ── Responsive ─────────────────────────────────────────────────────── */
@media (max-width: 880px) {
  .hero { grid-template-columns: 1fr; text-align: center; }
  .hero-sub, .ea-note { margin-left: auto; margin-right: auto; }
  .hero-cta { justify-content: center; }
  .ea-note { text-align: left; }
  .hero-art { order: -1; max-width: 340px; margin: 0 auto; }
  .pillars { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: 1fr; }
}
@media (max-width: 540px) {
  .pillars { grid-template-columns: 1fr; }
  .ea-badge { display: none; }
  .hero-title { font-size: clamp(30px, 10vw, 40px); }
}

@media (prefers-reduced-motion: reduce) {
  .bg-nebula, .hero-art img { animation: none; }
  html { scroll-behavior: auto; }
}