/* ============================================================
   Infracircular MX · sitio institucional v1.1
   Stack: HTML + CSS sin preprocesadores, sin build step.
   Consume tokens canónicos desde ./brand_tokens.css.
   Identidad: Dirección E · Red Hexagonal (2026-04-24).
   Rediseño v1.1 (2026-04-24): tipografía display, diagrama del campus,
   badges institucionales, timeline de fases, bar charts de composición.
   ============================================================ */

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

/* -------- Reset -------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-primary);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg { max-width: 100%; display: block; }

/* -------- Escala tipográfica (display-grade) -------- */
h1, h2, h3, h4, h5 {
  font-family: var(--font-sans);
  color: var(--color-primary);
  line-height: 1.02;
  margin: 0 0 1rem;
  font-weight: 500;
  letter-spacing: -1.5px;
}
h1 {
  font-size: clamp(2.8rem, 6.8vw, 5.6rem);
  letter-spacing: -3px;
  font-weight: 600;
  line-height: 0.98;
}
h2 {
  font-size: clamp(2rem, 3.8vw, 3.2rem);
  margin-top: 4rem;
  letter-spacing: -1.8px;
  line-height: 1.04;
  font-weight: 600;
}
h3 {
  font-size: 1.35rem;
  margin-top: 2rem;
  letter-spacing: -0.4px;
  font-weight: 600;
}
h4 {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 3.5px;
  color: var(--color-accent);
  font-weight: 600;
  margin: 0 0 1rem;
}

/* Kickers de sección (más prominentes que el eyebrow genérico) */
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 4px;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: 1.5rem;
}
.section-kicker::before {
  content: '';
  width: 2.5rem; height: 1px; background: var(--color-accent);
}
section.dark .section-kicker { color: var(--color-accent); }
section.dark .section-kicker::before { background: var(--color-accent); }

p { margin: 0 0 1rem; }
p.lead {
  font-size: clamp(1.1rem, 1.4vw, 1.35rem);
  max-width: 62ch;
  color: var(--color-primary);
  line-height: 1.5;
  font-weight: 400;
}
p.muted { color: var(--color-muted); }
.muted { color: var(--color-muted); }

a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 120ms var(--ease-out), color 120ms;
}
a:hover { border-bottom-color: var(--color-primary); }
a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: 2px;
}

/* -------- Layout -------- */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding-inline: 2rem;
}
.container.narrow { max-width: 820px; }
.container.wide { max-width: 1440px; }

section {
  padding: 6rem 0;
  position: relative;
}
section.compact { padding: 4rem 0; }
section.alt { background: var(--color-surface); }
section.dark {
  background: var(--color-primary);
  color: var(--color-bg);
}
section.dark h1, section.dark h2, section.dark h3 { color: var(--color-bg); }
section.dark h4 { color: var(--color-accent); }
section.dark a { color: var(--color-accent); }
section.dark p { color: rgba(232,240,229,0.85); }
section.dark p.muted { color: rgba(232,240,229,0.65); }

/* Skip link */
.skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--color-primary); color: var(--color-bg);
  padding: 0.8rem 1.4rem; font-weight: 600; z-index: 999;
}
.skip:focus { left: 1rem; top: 1rem; }

/* -------- Header -------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(232,240,229,0.88);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid rgba(10,15,13,0.08);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding-block: 1.1rem;
}
.site-header .logo {
  display: flex; align-items: center; gap: 0.7rem;
  border: 0; line-height: 0;
}
.site-header .logo img { height: 36px; display: block; }
.site-header .logo-fallback {
  /* Wordmark de respaldo si el SVG no carga (útil en file:// / previews) */
  font-family: var(--font-sans);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.8px;
  color: var(--color-primary);
  line-height: 1;
}
.site-header .logo-fallback .slash { color: var(--color-accent); }
.site-header .logo img + .logo-fallback { display: none; }  /* Se muestra solo si el img falla */

.site-nav ul {
  list-style: none; margin: 0; padding: 0;
  display: flex; gap: 2rem; align-items: center;
  font-size: 0.92rem;
}
.site-nav a {
  font-weight: 500; color: var(--color-primary);
  padding: 0.3rem 0; border-bottom: 2px solid transparent;
}
.site-nav a:hover, .site-nav a.active { border-bottom-color: var(--color-primary); }
.site-nav .lang {
  font-family: var(--font-mono); font-size: 0.72rem;
  letter-spacing: 2px; text-transform: uppercase;
  color: var(--color-muted);
  padding-left: 1.2rem; margin-left: 0.6rem;
  border-left: 1px solid rgba(10,15,13,0.15);
}

.menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
  padding: 0.5rem 0.8rem;
  font-family: var(--font-mono); font-size: 0.72rem;
  letter-spacing: 2px;
  cursor: pointer;
  border-radius: 2px;
}

/* -------- Hero rediseñado: split-screen -------- */
.hero {
  padding: 6rem 0 5rem;
  background: var(--color-bg);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  right: -20%;
  top: -15%;
  width: 70%;
  height: 140%;
  background: radial-gradient(ellipse at center, rgba(155,215,112,0.12) 0%, rgba(155,215,112,0) 60%);
  pointer-events: none;
  z-index: 0;
}
.hero > .container { position: relative; z-index: 1; }

.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 4rem;
  align-items: center;
}
.hero-content .eyebrow {
  display: inline-flex; align-items: center; gap: 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 3.5px;
  color: var(--color-muted);
  margin-bottom: 1.6rem;
  font-weight: 500;
}
.hero-content .eyebrow .dot {
  width: 8px; height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
  flex-shrink: 0;
}
.hero h1 { max-width: 14ch; margin: 0 0 2rem; }
.hero-slash, .hero .accent-word { color: var(--color-accent); }
.hero p.lead { max-width: 48ch; margin-bottom: 2rem; color: var(--color-primary); }

/* Badges institucionales */
.badges {
  display: flex; flex-wrap: wrap; gap: 0.6rem;
  margin-bottom: 2.5rem;
}
.badge {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.4rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 1.3px;
  text-transform: uppercase;
  color: var(--color-primary);
  background: transparent;
  border: 1px solid var(--color-primary);
  border-radius: 2px;
  font-weight: 500;
}
.badge.accent {
  color: var(--color-primary);
  border-color: var(--color-accent);
  background: rgba(155,215,112,0.18);
}
section.dark .badge { color: var(--color-bg); border-color: rgba(232,240,229,0.3); }
section.dark .badge.accent { color: var(--color-accent); border-color: var(--color-accent); background: rgba(155,215,112,0.12); }

.hero-cta { margin-bottom: 3rem; display: flex; flex-wrap: wrap; gap: 1rem; }

/* KPIs del hero: 2x2 grid con números display */
.hero-kpis {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(10,15,13,0.12);
  max-width: 520px;
}
.hero-kpi {
  display: flex; flex-direction: column; gap: 0.3rem;
}
.hero-kpi .v {
  font-family: var(--font-mono);
  font-size: clamp(1.6rem, 2.4vw, 2.2rem);
  font-weight: 600;
  letter-spacing: -1.5px;
  color: var(--color-primary);
  line-height: 1;
}
.hero-kpi .l {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 2.2px;
  color: var(--color-muted);
  font-weight: 500;
}

/* -------- Campus diagram (lado derecho del hero) -------- */
.hero-visual {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  max-width: 520px;
  justify-self: end;
}
.hero-visual svg { width: 100%; height: 100%; }

/* -------- Botones -------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.6rem;
  padding: 1rem 1.8rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0;
  border-radius: 2px;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background 140ms, color 140ms, border-color 140ms, transform 140ms var(--ease-out);
}
.btn:hover { transform: translateY(-1px); }
.btn.lg { padding: 1.2rem 2.2rem; font-size: 1rem; }
.btn-primary { background: var(--color-primary); color: var(--color-bg); }
.btn-primary:hover { background: #213845; border: 1px solid var(--color-primary); border-bottom: 1px solid var(--color-primary); }
.btn-accent { background: var(--color-accent); color: var(--color-primary); }
.btn-accent:hover { background: #A0642C; border-bottom: 1px solid #A0642C; }
.btn-ghost { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn-ghost:hover { background: var(--color-primary); color: var(--color-bg); border-bottom: 1px solid var(--color-primary); }
section.dark .btn-ghost { color: var(--color-bg); border-color: var(--color-bg); }
section.dark .btn-ghost:hover { background: var(--color-bg); color: var(--color-primary); }
.btn .arrow { transition: transform 160ms var(--ease-out); }
.btn:hover .arrow { transform: translateX(4px); }

/* -------- Grid de tarjetas -------- */
.grid {
  display: grid; gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  margin-top: 2.5rem;
}
.grid.cols-2 { grid-template-columns: repeat(auto-fit, minmax(360px, 1fr)); }
.grid.cols-3 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }

.card {
  padding: 2rem 1.8rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 2px;
  transition: transform 180ms var(--ease-out), border-color 180ms, box-shadow 180ms;
  position: relative;
  overflow: hidden;
}
.card:hover {
  transform: translateY(-3px);
  border-color: var(--color-primary);
  box-shadow: 0 8px 24px rgba(10,15,13,0.08);
}
.card .num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 42px; height: 42px;
  background: var(--color-primary); color: var(--color-bg);
  font-family: var(--font-mono); font-size: 0.95rem; font-weight: 600;
  border-radius: 2px;
  margin-bottom: 1.2rem;
  letter-spacing: -0.5px;
}
.card h3 { margin: 0 0 0.6rem; font-size: 1.15rem; font-weight: 600; }
.card p { margin: 0; font-size: 0.95rem; color: var(--color-muted); line-height: 1.55; }
.card .phase {
  display: inline-flex;
  align-items: center; gap: 0.4rem;
  margin-top: 1rem;
  padding: 0.28rem 0.7rem;
  font-family: var(--font-mono); font-size: 0.66rem;
  letter-spacing: 1.8px; text-transform: uppercase;
  color: var(--color-primary);
  background: rgba(155,215,112,0.25);
  border: 1px solid var(--color-accent);
  border-radius: 2px;
  font-weight: 600;
}
.card .phase.future { background: transparent; color: var(--color-muted); border-color: var(--color-border); }

.card.emphasized {
  background: var(--color-primary); color: var(--color-bg);
  border-color: var(--color-primary);
}
.card.emphasized h3 { color: var(--color-bg); }
.card.emphasized .num { background: var(--color-accent); color: var(--color-primary); }
.card.emphasized p { color: rgba(232,240,229,0.82); }
.card.emphasized .phase { background: transparent; color: var(--color-accent); border-color: var(--color-accent); }

/* Variante principle (sin numerar, pero con leading) */
.principle {
  padding: 2rem 1.8rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 2px;
  position: relative;
  counter-increment: principle;
  transition: border-color 180ms;
}
.principle:hover { border-color: var(--color-primary); }
.principle::before {
  content: counter(principle, decimal-leading-zero);
  position: absolute;
  top: 2rem; right: 2rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-accent);
  letter-spacing: 2px;
  font-weight: 600;
}
.principle h3 { margin: 0 0 0.6rem; font-size: 1.05rem; padding-right: 3rem; }
.principle p { margin: 0; font-size: 0.93rem; color: var(--color-muted); line-height: 1.55; }
.principles {
  display: grid; gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  margin-top: 2.5rem;
  counter-reset: principle;
}

/* -------- Stats display (números mega) -------- */
.stats-display {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2.5rem 3rem;
  margin-top: 3rem;
}
.stat-mega { display: flex; flex-direction: column; gap: 0.4rem; }
.stat-mega .n {
  font-family: var(--font-mono);
  font-size: clamp(2.6rem, 4.4vw, 4.2rem);
  font-weight: 600;
  letter-spacing: -2.5px;
  line-height: 0.95;
  color: var(--color-primary);
  font-feature-settings: "tnum" 1;
}
section.dark .stat-mega .n { color: var(--color-accent); }
.stat-mega .u { /* unidad, más chica */
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: -0.3px;
  color: var(--color-muted);
  margin-top: 0.2rem;
}
.stat-mega .lbl {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 2.2px;
  color: var(--color-muted);
  font-weight: 500;
  line-height: 1.3;
}
section.dark .stat-mega .u { color: rgba(232,240,229,0.7); }
section.dark .stat-mega .lbl { color: rgba(232,240,229,0.68); }

/* -------- Timeline de fases -------- */
.phase-timeline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-top: 3rem;
  position: relative;
}
.phase-timeline::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 8%;
  right: 8%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent) 33%, var(--color-border) 33%, var(--color-border) 100%);
  z-index: 0;
}
section.dark .phase-timeline::before {
  background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent) 33%, rgba(232,240,229,0.15) 33%, rgba(232,240,229,0.15) 100%);
}
.phase-step {
  position: relative;
  z-index: 1;
  padding-right: 1.5rem;
}
.phase-step .dot {
  width: 58px; height: 58px;
  background: var(--color-bg);
  border: 3px solid var(--color-border);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono);
  font-size: 1rem; font-weight: 600;
  color: var(--color-muted);
  margin-bottom: 1.5rem;
  letter-spacing: -0.5px;
}
.phase-step.active .dot {
  background: var(--color-primary);
  border-color: var(--color-accent);
  color: var(--color-accent);
  box-shadow: 0 0 0 6px rgba(155,215,112,0.15);
}
section.dark .phase-step .dot { background: var(--color-primary); border-color: rgba(232,240,229,0.25); }
section.dark .phase-step.active .dot { background: var(--color-accent); border-color: var(--color-accent); color: var(--color-primary); }

.phase-step .period {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 2.2px;
  text-transform: uppercase;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: 0.5rem;
}
.phase-step h3 { margin: 0 0 0.6rem; font-size: 1.25rem; font-weight: 600; }
.phase-step p { margin: 0 0 1rem; color: var(--color-muted); font-size: 0.95rem; line-height: 1.55; }
section.dark .phase-step p { color: rgba(232,240,229,0.75); }
.phase-step .capex {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: -0.8px;
  color: var(--color-primary);
}
section.dark .phase-step .capex { color: var(--color-bg); }
.phase-step.active .capex { color: var(--color-primary); }
section.dark .phase-step.active .capex { color: var(--color-accent); }

/* -------- Bar chart CSS puro (composición RSU) -------- */
.chart-composition {
  display: flex; flex-direction: column; gap: 0.8rem;
  margin-top: 2rem; max-width: 640px;
}
.chart-row {
  display: grid;
  grid-template-columns: 180px 1fr 90px;
  align-items: center;
  gap: 1rem;
  font-size: 0.9rem;
}
.chart-row .lbl { color: var(--color-primary); font-weight: 500; }
section.dark .chart-row .lbl { color: var(--color-bg); }
.chart-row .bar {
  height: 14px;
  background: rgba(10,15,13,0.08);
  border-radius: 2px;
  overflow: hidden;
  position: relative;
}
section.dark .chart-row .bar { background: rgba(232,240,229,0.12); }
.chart-row .bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-accent) 0%, #A0642C 100%);
  transition: width 400ms var(--ease-out);
}
.chart-row .val {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-muted);
  text-align: right;
  letter-spacing: -0.3px;
}
section.dark .chart-row .val { color: rgba(232,240,229,0.75); }

/* -------- Tabla -------- */
table.data {
  width: 100%; border-collapse: collapse;
  margin: 2rem 0; font-size: 0.95rem;
  border: 1px solid var(--color-border);
}
table.data th, table.data td {
  padding: 0.95rem 1.2rem; text-align: left;
  border-bottom: 1px solid var(--color-border);
}
table.data th {
  background: var(--color-primary); color: var(--color-bg);
  font-family: var(--font-mono); font-size: 0.72rem;
  text-transform: uppercase; letter-spacing: 1.8px; font-weight: 600;
}
table.data td .mono,
table.data .mono {
  font-family: var(--font-mono); color: var(--color-primary);
  font-weight: 500;
}
table.data tr:last-child td { border-bottom: 0; }
table.data tr:hover td { background: rgba(155,215,112,0.08); }

/* -------- Listas institucionales -------- */
ul.clean { list-style: none; padding: 0; margin: 0; }
ul.clean li {
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.97rem;
  line-height: 1.55;
}
ul.clean li:last-child { border-bottom: 0; }
ul.clean li::before {
  content: "›";
  color: var(--color-accent);
  font-family: var(--font-mono);
  margin-right: 0.8rem;
  font-weight: 700;
}

/* Listas de pilares (grid de iconos) */
.pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2.5rem;
  margin-top: 3rem;
}
.pillar { padding-right: 1rem; }
.pillar .num-outline {
  font-family: var(--font-mono);
  font-size: 2.4rem;
  font-weight: 600;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--color-accent);
  letter-spacing: -2px;
  margin-bottom: 0.8rem;
  line-height: 1;
}
.pillar h3 { margin: 0 0 0.7rem; font-size: 1.1rem; font-weight: 600; }
.pillar p { margin: 0; color: var(--color-muted); font-size: 0.93rem; line-height: 1.55; }

/* -------- Callout -------- */
.callout {
  padding: 2.5rem 2rem;
  background: var(--color-primary);
  color: var(--color-bg);
  border-radius: 2px;
  margin-top: 3rem;
}
.callout h4 { color: var(--color-accent); margin-top: 0; }
.callout p { color: rgba(232,240,229,0.85); margin: 0; font-size: 1.05rem; line-height: 1.6; }
.callout .accent-bar { width: 44px; height: 3px; background: var(--color-accent); margin-bottom: 1.4rem; }

/* -------- Credibility row (logos / marcos) -------- */
.credibility {
  display: flex; flex-wrap: wrap;
  gap: 2.5rem 3rem; align-items: center; justify-content: center;
  padding: 2.5rem 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  margin-top: 2rem;
}
.credibility-item {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 1.8px;
  text-transform: uppercase;
  color: var(--color-muted);
  font-weight: 500;
  position: relative;
  padding-left: 1.5rem;
}
.credibility-item::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 6px; height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
}

/* -------- Split 2-col narrative -------- */
.split-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
  margin-top: 3rem;
}
.split-2.align-center { align-items: center; }

/* -------- Footer -------- */
.site-footer {
  background: var(--color-primary);
  color: var(--color-bg);
  padding: 5rem 0 2rem;
  font-size: 0.9rem;
}
.site-footer .container {
  display: grid; gap: 3rem;
  grid-template-columns: 1.7fr 1fr 1fr 1fr;
}
.site-footer .brand img { height: 44px; margin-bottom: 1.2rem; display: block; }
.site-footer .brand .logo-fallback {
  font-size: 1.4rem; font-weight: 600; letter-spacing: -0.8px;
  color: var(--color-bg); margin-bottom: 1rem; display: inline-block;
}
.site-footer .brand .logo-fallback .slash { color: var(--color-accent); }
.site-footer .brand img + .logo-fallback { display: none; }
.site-footer .brand p {
  font-size: 0.88rem; color: rgba(232,240,229,0.68);
  margin: 0; max-width: 38ch;
}
.site-footer h4 { color: var(--color-accent); margin: 0 0 1rem; font-size: 0.7rem; letter-spacing: 2px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0.7rem; }
.site-footer a { color: var(--color-bg); border: 0; }
.site-footer a:hover { color: var(--color-accent); }
.site-footer .legal {
  border-top: 1px solid rgba(232,240,229,0.15);
  margin-top: 4rem; padding-top: 1.5rem;
  font-family: var(--font-mono); font-size: 0.72rem;
  color: rgba(232,240,229,0.55); text-align: center;
  letter-spacing: 2px; text-transform: uppercase;
}

/* -------- Form -------- */
.form-grid { display: grid; gap: 1.2rem; margin-top: 2rem; }
.form-grid label {
  display: grid; gap: 0.5rem;
  font-family: var(--font-mono); font-size: 0.72rem;
  letter-spacing: 2px; text-transform: uppercase;
  color: var(--color-muted); font-weight: 500;
}
.form-grid input, .form-grid select, .form-grid textarea {
  padding: 0.9rem 1.1rem;
  font-family: var(--font-sans); font-size: 1rem;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  border-radius: 2px;
  color: var(--color-primary);
  transition: border-color 140ms;
}
.form-grid input:focus, .form-grid select:focus, .form-grid textarea:focus {
  outline: none; border-color: var(--color-primary);
}
.form-grid textarea { resize: vertical; min-height: 140px; }

/* -------- Utilities -------- */
.mt-0 { margin-top: 0 !important; }
.mt-2 { margin-top: 1.5rem !important; }
.mt-4 { margin-top: 3rem !important; }
.mt-6 { margin-top: 5rem !important; }
.mb-0 { margin-bottom: 0 !important; }
.center { text-align: center; }
.mono { font-family: var(--font-mono); font-feature-settings: "tnum" 1; }
.accent { color: var(--color-accent); }

/* -------- Responsive -------- */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 3rem; }
  .hero-visual { justify-self: center; max-width: 400px; }
  .site-footer .container { grid-template-columns: 1fr 1fr; }
  .split-2 { grid-template-columns: 1fr; gap: 2rem; }
  .phase-timeline { grid-template-columns: 1fr; gap: 2rem; }
  .phase-timeline::before { display: none; }
}

@media (max-width: 720px) {
  section { padding: 4rem 0; }
  .container { padding-inline: 1.25rem; }

  .site-header .container { padding-block: 0.9rem; }
  .menu-toggle { display: inline-flex; }
  .site-nav {
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    padding: 1.5rem 1.5rem;
    transform: translateY(-120%);
    transition: transform 240ms var(--ease-out);
  }
  .site-nav.open { transform: translateY(0); }
  .site-nav ul { flex-direction: column; gap: 1.2rem; align-items: flex-start; }
  .site-nav .lang { padding-left: 0; margin-left: 0; border-left: 0; }

  .hero { padding: 3rem 0 3rem; }
  .hero-kpis { grid-template-columns: 1fr 1fr; gap: 1.2rem 1.5rem; }
  .site-footer .container { grid-template-columns: 1fr; gap: 2rem; }
  .split-2 { gap: 2rem; }

  h1 { font-size: 2.4rem; letter-spacing: -1.5px; }
  h2 { font-size: 1.8rem; margin-top: 2.5rem; }
  section.compact { padding: 2.5rem 0; }
}

@media (max-width: 420px) {
  .hero-kpis { grid-template-columns: 1fr; }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .btn { justify-content: center; }
  .badges { gap: 0.4rem; }
  .badge { font-size: 0.62rem; padding: 0.3rem 0.6rem; }
}

/* Print */
@media print {
  .site-header, .site-footer, .menu-toggle, .hero-cta, .hero::before { display: none; }
  body { background: white; color: black; }
  a { color: black; text-decoration: underline; }
  section { padding: 1rem 0; page-break-inside: avoid; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  html { scroll-behavior: auto; }
}