/* ══════════════════════════════════════
   Rematech Empresas — Base / reset / typography / utilities
   REBRAND dark + verde menta. Depends on: tokens.css
   ══════════════════════════════════════ */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-height) + 1rem);
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  color: var(--cloud);
  background: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Grain overlay sutil (textura premium, global) */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: .035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

img, picture, video, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

a { color: inherit; text-decoration: none; }

button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: none; }

::selection { background: var(--mint); color: var(--ink); }

/* ── Typography ── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--cloud);
}
h3, h4, h5, h6 { line-height: 1.2; }

h1 { font-size: var(--fs-hero); }
h2 { font-size: var(--fs-3xl); }
h3 { font-size: var(--fs-xl); }
h4 { font-size: var(--fs-lg); }

p { color: var(--mist); }
p + p { margin-top: 1em; }

strong, b { font-weight: 600; color: var(--cloud); }

.lead {
  font-size: var(--fs-md);
  line-height: 1.6;
  color: var(--mist);
  max-width: 60ch;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--mint);
  margin-bottom: var(--space-3);
}

/* ── Color utilities (re-mapeadas a dark) ── */
.text-orange { color: var(--mint); }
.text-orange-700 { color: var(--mint); }
.text-navy { color: var(--cloud); }
.text-slate { color: var(--mute); }
.text-slate-700 { color: var(--mist); }
.text-white { color: var(--cloud); }
.text-center { text-align: center; }

/* ── Container ── */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}
.container-narrow {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

/* ── Section spacing ── */
section { padding: var(--space-32) 0; position: relative; }
section.section-sm { padding: var(--space-20) 0; }
section.section-lg { padding: calc(var(--space-32) * 1.5) 0; }
section.section-tight { padding: var(--space-16) 0; }

/* MODOS DE SECCIÓN (invertidos a dark) */
/* default = oscuro (ink, heredado del body). Alternas sutiles: */
section.bg-navy { background: var(--ink-2); color: var(--cloud); }
section.bg-navy h1, section.bg-navy h2, section.bg-navy h3, section.bg-navy h4 { color: var(--cloud); }
section.bg-navy p, section.bg-navy .lead { color: var(--mist); }

section.bg-slate-50 { background: var(--ink-2); }
section.bg-orange-50 { background: linear-gradient(135deg, rgba(46,232,156,.08), transparent 60%), var(--ink-2); }

/* SECCIONES CLARAS de contraste (comparativa) — usar .section-light o .compare-sec.
   ⚠️ headings, th y eyebrow explícitos a tinta oscura (si no, salen blancos invisibles). */
section.section-light, section.compare-sec {
  background: var(--light);
  color: var(--light-ink);
}
.section-light h1, .section-light h2, .section-light h3, .section-light h4,
.compare-sec h1, .compare-sec h2, .compare-sec h3, .compare-sec h4 { color: var(--light-ink); }
.section-light p, .compare-sec p { color: #3A4742; }
.section-light .lead, .compare-sec .lead { color: #3A4742; }
.section-light .eyebrow, .compare-sec .eyebrow { color: var(--mint-deep); }
.section-light .card, .compare-sec .card { background: var(--light-2); border-color: var(--light-line); }
.section-light .card h3, .compare-sec .card h3 { color: var(--light-ink); }
.section-light .card p, .compare-sec .card p { color: #3A4742; }

@media (max-width: 768px) {
  section { padding: var(--space-20) 0; }
  section.section-lg { padding: var(--space-24) 0; }
}

/* ── Layout helpers ── */
.grid { display: grid; gap: var(--space-8); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 960px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* ── Spacing utilities ── */
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mt-12 { margin-top: var(--space-12); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

/* ── Scroll reveal ── */
.r {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .72s cubic-bezier(.22,.61,.36,1), transform .72s cubic-bezier(.22,.61,.36,1);
}
.r.v {
  opacity: 1;
  transform: none;
}
/* variantes laterales para imágenes/visuales de hero (entran desde un costado) */
.r-x { transform: translateX(28px); }
.r-xl { transform: translateX(-28px); }
.rd1 { transition-delay: .08s; }
.rd2 { transition-delay: .16s; }
.rd3 { transition-delay: .24s; }
.rd4 { transition-delay: .32s; }
.rd5 { transition-delay: .40s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    transition-duration: .001ms !important;
  }
  .r { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* ── Focus states (accessibility) ── */
:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ── Hidden / utility ── */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--mint);
  color: var(--ink);
  padding: .5rem 1rem;
  border-radius: var(--radius);
  z-index: 1000;
}
.skip-link:focus { top: 1rem; }

/* ── Decoración atmosférica (glows verdes reutilizables) ── */
.glow { position: absolute; border-radius: 50%; filter: blur(90px); opacity: .5; pointer-events: none; z-index: 0; }
.glow-1 { width: 680px; height: 680px; background: radial-gradient(circle, rgba(46,232,156,.42), transparent 68%); top: -280px; left: -160px; }
.glow-2 { width: 520px; height: 520px; background: radial-gradient(circle, rgba(46,232,156,.20), transparent 70%); bottom: -220px; right: -120px; }
/* Respiración muy lenta y desfasada — apenas perceptible */
@keyframes breathe {
  0%, 100% { opacity: .45; transform: scale(1); }
  50%      { opacity: .62; transform: scale(1.06); }
}
.glow-1 { animation: breathe 9s ease-in-out infinite; }
.glow-2 { animation: breathe 11s ease-in-out infinite 1s; }

/* ════ v2 — Secciones claras (alternancia claro/oscuro) ════ */
.light-sec { background: var(--light); color: var(--light-ink); }
.light-sec.warm  { background: var(--light-warm); }
.light-sec.plain { background: var(--light-2); }
.light-sec h1, .light-sec h2, .light-sec h3, .light-sec h4 { color: var(--light-ink); }
.light-sec p, .light-sec .sec-lead, .light-sec .lead, .light-sec li { color: var(--light-mute); }
.light-sec .eyebrow { color: var(--mint-deep); }              /* mint puro no contrasta sobre claro */
.light-sec th, .light-sec label, .light-sec strong, .light-sec b { color: var(--light-ink); }
.light-sec a:not(.btn) { color: var(--mint-deep); }
.light-sec .tlink { color: var(--mint-deep); background-image: linear-gradient(var(--mint-deep), var(--mint-deep)); }
.light-sec .btn-ghost, .light-sec .btn-ghost-light { color: var(--light-ink); border-color: var(--light-line); }
.light-sec .btn-ghost:hover, .light-sec .btn-ghost-light:hover { border-color: var(--mint-deep); color: var(--mint-deep); background: rgba(46,232,156,.06); }
.light-sec .card { background: var(--light-2); border-color: var(--light-line); }
.light-sec .card h3, .light-sec .card h4 { color: var(--light-ink); }
.light-sec .card p { color: var(--light-mute); }

/* ── Panel de Lectura Claro Premium para Blog (.blog-article-light) ── */
.blog-article-light {
  background-color: var(--light);
  color: var(--light-ink);
  font-size: 1.125rem;
  line-height: 1.8;
  padding: var(--space-16) 0;
  border-top: 1px solid var(--light-line);
}
.blog-article-light h2, .blog-article-light h3, .blog-article-light h4 {
  color: var(--light-ink);
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.25;
}
.blog-article-light h2 { font-size: var(--fs-2xl); }
.blog-article-light h3 { font-size: var(--fs-xl); }
.blog-article-light p {
  color: #2F3E39;
  margin-bottom: 1.4em;
}
.blog-article-light strong {
  color: var(--light-ink);
  font-weight: 700;
}
.blog-article-light ul, .blog-article-light ol {
  margin-bottom: 1.4em;
  padding-left: var(--space-6);
}
.blog-article-light li {
  color: #2F3E39;
  margin-bottom: 0.5em;
}
.blog-article-light blockquote {
  border-left: 4px solid var(--mint-deep);
  background: rgba(46,232,156,.06);
  padding: var(--space-4) var(--space-6);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-style: italic;
  margin: var(--space-6) 0;
  color: #1E2E29;
}
.blog-article-light .tlink {
  color: var(--mint-deep);
  background-image: linear-gradient(var(--mint-deep), var(--mint-deep));
}
.blog-article-light .tlink:hover {
  color: var(--mint-deep);
}