/* ═══════════════════════════════════════════════════
   MARKA SOFTWARE — Landing Page Styles
   Paleta: #0D0D0D · #FF5A00 · #FFFFFF
   Fuente: Space Grotesk
═══════════════════════════════════════════════════ */

:root {
  --black:   #0D0D0D;
  --black2:  #111111;
  --black3:  #161616;
  --black4:  #1E1E1E;
  --black5:  #242424;
  --orange:  #FF5A00;
  --orange2: #E54F00;
  --white:   #FFFFFF;
  --gray:    #888888;
  --gray2:   #555555;
  --border:  rgba(255,255,255,0.07);
  --radius:  4px;
  --radius-lg: 8px;
  --font:    'Space Grotesk', system-ui, sans-serif;
  --nav-h:   70px;
  --transition: 0.25s ease;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--black);
  color: var(--white);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

.text-orange { color: var(--orange); }

/* ── Reveal animations ── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal--right {
  transform: translateX(28px);
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ══════════════════════════════════════
   BUTTONS
══════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius);
  font-family: var(--font);
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
  border: 1.5px solid transparent;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn--orange {
  background: var(--orange);
  color: var(--white);
  border-color: var(--orange);
}
.btn--orange:hover { background: var(--orange2); border-color: var(--orange2); }
.btn--ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.2);
}
.btn--ghost:hover { border-color: rgba(255,255,255,0.5); }
.btn--sm { padding: 9px 20px; font-size: 14px; }
.btn--lg { padding: 16px 36px; font-size: 16px; }

/* ══════════════════════════════════════
   LABELS / BADGES
══════════════════════════════════════ */
.label {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 16px;
}
.badge {
  display: inline-block;
  background: rgba(255,90,0,0.12);
  border: 1px solid rgba(255,90,0,0.3);
  color: var(--orange);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 6px 14px;
  border-radius: 2px;
  margin-bottom: 24px;
}

/* ══════════════════════════════════════
   NAV
══════════════════════════════════════ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 1000;
  background: rgba(13,13,13,0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}
.nav.scrolled { background: rgba(13,13,13,0.98); }

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.nav__logo img { height: 32px; width: auto; }

.nav__links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav__links a {
  font-size: 14px;
  font-weight: 500;
  color: rgba(255,255,255,0.7);
  transition: color var(--transition);
}
.nav__links a:hover { color: var(--white); }
.nav__links .btn { color: var(--white); }

.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav__burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav__burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__burger.open span:nth-child(2) { opacity: 0; }
.nav__burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ══════════════════════════════════════
   HERO
══════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  overflow: hidden;
}

.hero__grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,90,0,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,90,0,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}
.hero__grid-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 60% at 50% 0%, rgba(255,90,0,0.06) 0%, transparent 70%);
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  padding-top: 64px;
  padding-bottom: 80px;
}

.hero__text { max-width: 540px; }

.hero__text h1 {
  font-size: clamp(36px, 4.5vw, 60px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.hero__sub {
  font-size: 17px;
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 440px;
}

.hero__ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ── Dashboard Mockup ── */
.hero__visual { position: relative; }

.dashboard {
  background: var(--black3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(255,90,0,0.1),
    0 32px 80px rgba(0,0,0,0.6),
    0 0 120px rgba(255,90,0,0.04);
}

.dashboard__bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: var(--black4);
  border-bottom: 1px solid var(--border);
}
.dashboard__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gray2);
}
.dashboard__dot:first-child { background: #FF5F57; }
.dashboard__dot:nth-child(2) { background: #FEBC2E; }
.dashboard__dot:nth-child(3) { background: #28C840; }
.dashboard__title {
  font-size: 11px;
  color: var(--gray);
  margin-left: 8px;
  font-weight: 500;
}

.dashboard__body {
  display: flex;
}

.dashboard__sidebar {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 8px;
  background: var(--black4);
  border-right: 1px solid var(--border);
}
.sidebar__item {
  width: 32px;
  height: 32px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--gray);
  transition: background var(--transition), color var(--transition);
}
.sidebar__item svg { width: 16px; height: 16px; }
.sidebar__item--active {
  background: rgba(255,90,0,0.15);
  color: var(--orange);
}
.sidebar__item:hover { background: var(--black5); color: var(--white); }

.dashboard__main {
  flex: 1;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
}

/* Metrics row */
.dash-metrics {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 10px;
}
.dash-metric {
  background: var(--black4);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.dash-metric__label { font-size: 10px; color: var(--gray); font-weight: 500; }
.dash-metric__value { font-size: 16px; font-weight: 700; letter-spacing: -0.02em; }
.dash-metric__delta { font-size: 10px; font-weight: 600; }
.dash-metric__delta.up { color: #22C55E; }
.dash-metric__delta.down { color: #EF4444; }

/* Chart */
.dash-chart {
  background: var(--black4);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
}
.dash-chart__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11px;
  color: var(--gray);
  margin-bottom: 12px;
  font-weight: 500;
}
.dash-chart__legend { display: flex; align-items: center; gap: 6px; }
.legend-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--orange);
}
.dash-chart__bars {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  height: 64px;
}
.bar {
  flex: 1;
  height: var(--h);
  background: var(--black5);
  border-radius: 2px 2px 0 0;
  transition: background var(--transition);
}
.bar--active { background: var(--orange); }
.bar:hover { background: rgba(255,90,0,0.5); }
.dash-chart__labels {
  display: flex;
  gap: 4px;
  margin-top: 6px;
}
.dash-chart__labels span {
  flex: 1;
  font-size: 8px;
  color: var(--gray2);
  text-align: center;
}

/* Table */
.dash-table {
  background: var(--black4);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  font-size: 11px;
}
.dash-table__row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 12px;
  padding: 8px 12px;
  align-items: center;
  border-bottom: 1px solid var(--border);
}
.dash-table__row:last-child { border-bottom: none; }
.dash-table__row--head {
  font-size: 10px;
  color: var(--gray);
  font-weight: 600;
  background: var(--black5);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.status {
  font-size: 10px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 2px;
}
.status--green { background: rgba(34,197,94,0.12); color: #22C55E; }
.status--orange { background: rgba(255,90,0,0.12); color: var(--orange); }

/* ══════════════════════════════════════
   CREDIBILITY
══════════════════════════════════════ */
.credibility {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--black2);
  padding: 40px 0;
}

.cred-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.cred-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 16px 40px;
  text-align: center;
}
.cred-item strong {
  font-size: 32px;
  font-weight: 700;
  color: var(--orange);
  letter-spacing: -0.02em;
}
.cred-item span { font-size: 13px; color: var(--gray); }
.cred-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

.tech-stack {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: center;
}
.tech-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray2);
}
.tech-pills { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; }
.pill {
  display: inline-block;
  padding: 5px 12px;
  border: 1px solid var(--border);
  border-radius: 2px;
  font-size: 12px;
  font-weight: 500;
  color: rgba(255,255,255,0.5);
  background: var(--black3);
  transition: border-color var(--transition), color var(--transition);
}
.pill:hover { border-color: rgba(255,90,0,0.3); color: var(--white); }

/* ══════════════════════════════════════
   SECTIONS (shared)
══════════════════════════════════════ */
.section { padding: 100px 0; }

.section__header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 64px;
}
.section__header h2 {
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}
.section__sub {
  margin-top: 16px;
  color: rgba(255,255,255,0.55);
  font-size: 16px;
  line-height: 1.7;
}

/* ══════════════════════════════════════
   SERVICES
══════════════════════════════════════ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.service-card {
  background: var(--black2);
  padding: 40px 36px;
  position: relative;
  transition: background var(--transition);
}
.service-card:hover { background: var(--black3); }
.service-card--featured {
  background: var(--black3);
  border-top: 2px solid var(--orange);
}
.service-card--featured:hover { background: var(--black4); }

.service-card__badge {
  position: absolute;
  top: 16px;
  right: 16px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--orange);
  background: rgba(255,90,0,0.1);
  border: 1px solid rgba(255,90,0,0.2);
  padding: 3px 8px;
  border-radius: 2px;
}

.service-card__icon {
  width: 48px;
  height: 48px;
  color: var(--orange);
  margin-bottom: 20px;
}
.service-card__icon svg { width: 100%; height: 100%; }

.service-card h3 {
  font-size: 19px;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.service-card > p {
  font-size: 14px;
  color: rgba(255,255,255,0.55);
  margin-bottom: 24px;
  line-height: 1.7;
}

.service-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.service-list li {
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  padding-left: 16px;
  position: relative;
  line-height: 1.5;
}
.service-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 5px;
  height: 1px;
  background: var(--orange);
}

/* ══════════════════════════════════════
   PROBLEMA → SOLUCIÓN
══════════════════════════════════════ */
.problem-section {
  background: var(--black2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.problem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.problem-side h2,
.solution-side h2 {
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 32px;
}

.problem-list { display: flex; flex-direction: column; gap: 20px; }
.problem-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.problem-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(239,68,68,0.1);
  border: 1px solid rgba(239,68,68,0.25);
  color: #EF4444;
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.problem-item strong {
  display: block;
  font-size: 15px;
  margin-bottom: 4px;
}
.problem-item p {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  line-height: 1.6;
}

.solution-desc {
  color: rgba(255,255,255,0.6);
  font-size: 15px;
  line-height: 1.7;
  margin-bottom: 28px;
}
.solution-items {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}
.solution-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  color: rgba(255,255,255,0.8);
}
.solution-check {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(255,90,0,0.12);
  border: 1px solid rgba(255,90,0,0.3);
  color: var(--orange);
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* ══════════════════════════════════════
   PRODUCTS
══════════════════════════════════════ */
/* Grid de 6 columnas → cada card span 2 → 3 por fila.
   Cards 4 y 5 se centran con column placement explícito. */
.products-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
}
.product-card {
  grid-column: span 2;
  background: var(--black2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 0;
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
}
.product-card:nth-child(4) { grid-column: 2 / 4; }
.product-card:nth-child(5) { grid-column: 4 / 6; }
.product-card:hover {
  border-color: rgba(255,90,0,0.3);
  background: var(--black3);
  transform: translateY(-2px);
}

.product-card__top {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

/* Letra inicial como avatar del producto */
.product-letter {
  width: 38px;
  height: 38px;
  border-radius: var(--radius);
  background: rgba(255,90,0,0.12);
  border: 1px solid rgba(255,90,0,0.25);
  color: var(--orange);
  font-size: 18px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.product-name {
  display: block;
  margin-bottom: 2px;
}
.product-name strong {
  color: var(--white);
  font-size: 16px;
  font-weight: 700;
}
.product-domain {
  display: block;
  font-size: 11px;
  color: var(--gray2);
  font-weight: 400;
}

.product-card > p {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  line-height: 1.65;
  margin-bottom: 16px;
  flex: 1;
}

.product-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.product-tags span {
  font-size: 10px;
  font-weight: 600;
  color: var(--gray2);
  background: var(--black4);
  border: 1px solid var(--border);
  padding: 2px 8px;
  border-radius: 2px;
}

.product-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--orange);
  transition: color var(--transition), gap var(--transition);
  margin-top: auto;
}
.product-link:hover { color: var(--white); gap: 10px; }

/* ══════════════════════════════════════
   PROCESO
══════════════════════════════════════ */
.process-section {
  background: var(--black2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.process-steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  position: relative;
}
.process-connector {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(255,90,0,0.4), rgba(255,90,0,0.1));
  margin-top: 28px;
  min-width: 32px;
}

.process-step {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  max-width: 220px;
  flex-shrink: 0;
}

.step-number {
  font-size: 13px;
  font-weight: 700;
  color: var(--orange);
  font-variant-numeric: tabular-nums;
  margin-bottom: 16px;
  background: rgba(255,90,0,0.1);
  border: 1px solid rgba(255,90,0,0.2);
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0;
}

.step-content h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}
.step-content p {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  line-height: 1.6;
}

/* ══════════════════════════════════════
   DIFERENCIAL
══════════════════════════════════════ */
.diff-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.diff-card {
  background: var(--black2);
  padding: 36px 28px;
  transition: background var(--transition);
}
.diff-card:hover { background: var(--black3); }

.diff-card__icon {
  width: 40px;
  height: 40px;
  color: var(--orange);
  margin-bottom: 20px;
}
.diff-card__icon svg { width: 100%; height: 100%; }

.diff-card h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.3;
}
.diff-card p {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  line-height: 1.6;
}

/* ══════════════════════════════════════
   CTA SECTION
══════════════════════════════════════ */
.cta-section {
  padding: 120px 0;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 70% at 50% 50%, rgba(255,90,0,0.07) 0%, transparent 70%);
  pointer-events: none;
}

.cta-inner {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}
.cta-inner h2 {
  font-size: clamp(30px, 3.5vw, 48px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.cta-inner > p {
  font-size: 17px;
  color: rgba(255,255,255,0.55);
  margin-bottom: 40px;
}
.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.cta-note {
  font-size: 13px;
  color: var(--gray2);
}

/* ══════════════════════════════════════
   FOOTER
══════════════════════════════════════ */
.footer {
  border-top: 1px solid var(--border);
  background: var(--black2);
  padding: 40px 0;
}
.footer__inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 32px;
}
.footer__brand {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer__brand p {
  font-size: 13px;
  color: var(--gray2);
}
.footer__links {
  display: flex;
  gap: 28px;
}
.footer__links a {
  font-size: 13px;
  color: var(--gray);
  transition: color var(--transition);
}
.footer__links a:hover { color: var(--white); }
.footer__copy {
  text-align: right;
}
.footer__copy p {
  font-size: 12px;
  color: var(--gray2);
}

/* ══════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════ */
@media (max-width: 1024px) {
  .products-grid { grid-template-columns: repeat(4, 1fr); }
  .product-card { grid-column: span 2; }
  .product-card:nth-child(4) { grid-column: span 2; }
  .product-card:nth-child(5) { grid-column: span 2; }
  .diff-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { flex-direction: column; gap: 32px; }
  .process-connector { display: none; }
  .process-step { max-width: 100%; }
}

@media (max-width: 900px) {
  .hero__inner { grid-template-columns: 1fr; gap: 48px; }
  .hero__text { max-width: 100%; }
  .hero__visual { display: none; }
  .services-grid { grid-template-columns: 1fr; gap: 2px; }
  .problem-grid { grid-template-columns: 1fr; gap: 48px; }
  .footer__inner { grid-template-columns: 1fr; text-align: center; }
  .footer__links { justify-content: center; }
  .footer__copy { text-align: center; }
  .cred-divider { display: none; }
  .cred-strip { gap: 16px; }
}

@media (max-width: 768px) {
  .section { padding: 72px 0; }
  .products-grid { grid-template-columns: repeat(4, 1fr); gap: 12px; }
  .product-card { grid-column: span 2; }
  .product-card:nth-child(4) { grid-column: span 2; }
  .product-card:nth-child(5) { grid-column: span 2; }
  .diff-grid { grid-template-columns: 1fr; }

  .nav__links {
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    z-index: 999;
    background: var(--black2);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 0 16px;
    transform: translateY(-110%);
    transition: transform 0.3s ease;
    visibility: hidden;
  }
  .nav__links.open {
    transform: translateY(0);
    visibility: visible;
  }
  .nav__links li { width: 100%; }
  .nav__links a {
    display: block;
    padding: 14px 24px;
    border-bottom: 1px solid var(--border);
    font-size: 15px;
    color: rgba(255,255,255,0.75);
    border-radius: 0;
  }
  .nav__links a:hover { color: var(--white); background: var(--black3); }
  /* Botón CTA en mobile */
  .nav__links li:last-child {
    padding: 16px 24px 0;
    border-bottom: none;
  }
  .nav__links li:last-child a {
    display: inline-flex;
    border-bottom: none;
    padding: 12px 24px;
    background: var(--orange);
    color: var(--white);
    border-radius: var(--radius);
    font-weight: 600;
    justify-content: center;
    width: 100%;
  }
  .nav__links li:last-child a:hover { background: var(--orange2); }
  .nav__burger { display: flex; }
}

@media (max-width: 480px) {
  .products-grid { grid-template-columns: 1fr; }
  .product-card,
  .product-card:nth-child(4),
  .product-card:nth-child(5) { grid-column: 1 / -1; }
  .hero__ctas { flex-direction: column; }
  .cta-actions { flex-direction: column; align-items: center; }
  .section__header { margin-bottom: 40px; }
}