/* ─── Reset ────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }

/* ─── Tokens ───────────────────────────────────────────────────────── */
:root {
  --bg: #0a0a0b;
  --bg-elevated: #131316;
  --bg-card: #1a1a1f;
  --border: #2a2a32;
  --border-subtle: #1f1f25;
  --text: #f5f5f7;
  --text-muted: #a0a0aa;
  --text-dim: #6e6e7a;
  --brand: #b71c1c;
  --brand-hover: #9c1818;
  --accent: #4a9eff;
  --max-w: 1100px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: var(--accent); text-decoration: none; transition: color 0.15s; }
a:hover { color: var(--text); }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ─── Nav ──────────────────────────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 10, 11, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 700;
  font-size: 17px;
}
.brand:hover { color: var(--text); }
.brand-mark {
  width: 32px;
  height: 32px;
  background: var(--brand);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #fff;
  font-size: 16px;
}
.nav-links { display: flex; gap: 28px; }
.nav-links a {
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
}
.nav-links a:hover { color: var(--text); }

/* ─── Hero ─────────────────────────────────────────────────────────── */
.hero {
  padding: 96px 0 80px;
  text-align: center;
  background: radial-gradient(ellipse at top, rgba(183, 28, 28, 0.08) 0%, transparent 60%);
}
.hero-badge {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(183, 28, 28, 0.12);
  border: 1px solid rgba(183, 28, 28, 0.25);
  color: var(--brand);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 28px;
}
.hero h1 {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.025em;
  margin-bottom: 24px;
  color: var(--text);
}
.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}
.section-header h2 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
  color: var(--text);
}
.section-header p {
  color: var(--text-muted);
  font-size: 17px;
}
.lead-secondary {
  font-size: 15px;
  color: var(--text-dim);
  max-width: 560px;
  margin: 16px auto 0;
  font-style: italic;
}
.inline-link {
  color: var(--brand);
  font-weight: 600;
  border-bottom: 1px solid transparent;
}
.inline-link:hover {
  color: var(--brand);
  border-bottom-color: var(--brand);
}
.lead {
  font-size: 19px;
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto 36px;
}
.hero-cta {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ─── Buttons ──────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 15px;
  transition: all 0.15s;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary {
  background: var(--brand);
  color: #fff;
}
.btn-primary:hover {
  background: var(--brand-hover);
  color: #fff;
  transform: translateY(-1px);
}
.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-ghost:hover {
  background: var(--bg-elevated);
  color: var(--text);
  border-color: var(--text-dim);
}

/* ─── Features ─────────────────────────────────────────────────────── */
.features {
  padding: 80px 0;
  border-top: 1px solid var(--border-subtle);
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.feature {
  padding: 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  transition: border-color 0.15s, transform 0.15s;
}
.feature:hover {
  border-color: var(--border);
  transform: translateY(-2px);
}
.feature-icon {
  font-size: 28px;
  margin-bottom: 16px;
}
.feature h3 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text);
}
.feature p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ─── CTA ──────────────────────────────────────────────────────────── */
.cta {
  padding: 96px 0;
  text-align: center;
  border-top: 1px solid var(--border-subtle);
  background: linear-gradient(to bottom, transparent, var(--bg-elevated));
}
.cta h2 {
  font-size: 36px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.cta p {
  color: var(--text-muted);
  margin-bottom: 32px;
  font-size: 17px;
}

/* ─── Footer ───────────────────────────────────────────────────────── */
.footer {
  padding: 64px 0 32px;
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
}
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 48px;
}
.footer-col h4 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 16px;
}
.footer-col a {
  display: block;
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 8px;
  transition: color 0.15s;
}
.footer-col a:hover { color: var(--text); }
.footer-tag {
  color: var(--text-dim);
  font-size: 14px;
  margin-top: 8px;
  max-width: 280px;
}
.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: 24px;
}
.footer-bottom small {
  color: var(--text-dim);
  font-size: 13px;
}

/* ─── Page (legal/contacto/soporte) ────────────────────────────────── */
.page {
  padding: 64px 0 96px;
  max-width: 760px;
  margin: 0 auto;
}
.page h1 {
  font-size: 40px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
  line-height: 1.15;
}
.page .updated {
  color: var(--text-dim);
  font-size: 14px;
  margin-bottom: 40px;
}
.page h2 {
  font-size: 22px;
  font-weight: 700;
  margin: 40px 0 16px;
  color: var(--text);
  letter-spacing: -0.01em;
}
.page h3 {
  font-size: 17px;
  font-weight: 600;
  margin: 28px 0 12px;
  color: var(--text);
}
.page p {
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.7;
}
.page ul {
  color: var(--text-muted);
  margin: 0 0 16px 24px;
  line-height: 1.7;
}
.page li { margin-bottom: 8px; }
.page strong { color: var(--text); font-weight: 600; }
.page a { color: var(--accent); border-bottom: 1px solid transparent; }
.page a:hover { border-bottom-color: var(--accent); }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin: 24px 0;
}
.card h3 { margin-top: 0; }

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin: 32px 0;
}
.contact-method {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
}
.contact-method-label {
  color: var(--text-dim);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
  margin-bottom: 8px;
}
.contact-method-value {
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
}
.contact-method-value a { color: var(--text); }
.contact-method-value a:hover { color: var(--brand); }
.contact-method-help {
  color: var(--text-muted);
  font-size: 14px;
  margin-top: 8px;
}

.faq {
  border-top: 1px solid var(--border-subtle);
  padding: 20px 0;
}
.faq:last-child { border-bottom: 1px solid var(--border-subtle); }
.faq summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--text);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  color: var(--text-muted);
  font-size: 22px;
  font-weight: 300;
  transition: transform 0.2s;
}
.faq[open] summary::after { content: "−"; }
.faq[open] summary { color: var(--brand); }
.faq-body { padding-top: 12px; color: var(--text-muted); }
.faq-body p { margin-bottom: 12px; }

/* ─── Studio page hero ─────────────────────────────────────────────── */
.studio-hero {
  padding: 96px 0;
  text-align: center;
}
.studio-hero .badge {
  display: inline-block;
  padding: 6px 12px;
  background: rgba(183, 28, 28, 0.15);
  border: 1px solid rgba(183, 28, 28, 0.3);
  color: var(--brand);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 24px;
}
.studio-hero h1 {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 20px;
}

/* ─── Responsive ───────────────────────────────────────────────────── */
@media (max-width: 720px) {
  .nav-links { gap: 16px; }
  .nav-links a { font-size: 13px; }
  .hero { padding: 64px 0 48px; }
  .features { padding: 56px 0; }
  .cta { padding: 64px 0; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 24px; }
  .page { padding: 48px 16px 64px; }
  .page h1 { font-size: 30px; }
}