/* =========================================================
   LANDER HOME — landing styles
   Mobile-first, no framework, ~12kb gzipped
   ========================================================= */

:root {
  /* Color palette — azul telco vivo */
  --c-ink:      #0F1B2D;   /* casi negro azulado */
  --c-ink-2:    #2D3B53;   /* azul profundo de marca */
  --c-ink-3:    #5B6678;   /* gris azulado para texto secundario */
  --c-paper:    #FBFAF6;   /* off-white cálido */
  --c-paper-2:  #F2EEE4;   /* tinte cálido para secciones */
  --c-line:     #E2DCCD;   /* borde sutil */
  --c-accent:   #185FA5;   /* azul telco — botones y acentos */
  --c-accent-d: #0C447C;   /* azul telco oscuro para hover */
  --c-accent-l: #378ADD;   /* azul telco claro para gradientes */
  --c-good:     #2F7A4F;
  --c-bad:      #B23B3B;

  /* Tipografía */
  --font-display: 'Fraunces', Georgia, serif;
  --font-body:    'Manrope', system-ui, -apple-system, sans-serif;

  /* Sizing */
  --container:   1180px;
  --container-narrow: 760px;
  --radius:      14px;
  --radius-sm:   8px;

  /* Spacing scale */
  --s-1: 4px;
  --s-2: 8px;
  --s-3: 12px;
  --s-4: 16px;
  --s-5: 24px;
  --s-6: 32px;
  --s-7: 48px;
  --s-8: 64px;
  --s-9: 96px;

  /* Sombras suaves */
  --shadow-sm: 0 1px 2px rgba(15, 27, 45, 0.04), 0 2px 6px rgba(15, 27, 45, 0.04);
  --shadow-md: 0 4px 12px rgba(15, 27, 45, 0.08), 0 12px 32px rgba(15, 27, 45, 0.06);
  --shadow-lg: 0 8px 32px rgba(15, 27, 45, 0.12), 0 24px 60px rgba(15, 27, 45, 0.08);
}

/* =========================================================
   RESET y base
   ========================================================= */

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--c-ink);
  background: var(--c-paper);
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--c-ink-2); text-decoration: none; }
a:hover { color: var(--c-accent); }

button { font-family: inherit; cursor: pointer; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  margin: 0 0 var(--s-4);
  letter-spacing: -0.01em;
}

p { margin: 0 0 var(--s-4); }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--s-5);
}
.container-narrow { max-width: var(--container-narrow); }

.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: var(--s-3);
}
.eyebrow-center { display: block; text-align: center; }
.eyebrow-light { color: #F4B889; }

/* =========================================================
   HEADER
   ========================================================= */

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(251, 250, 246, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: var(--s-5);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  font-weight: 700;
  font-size: 18px;
  color: var(--c-ink);
}
.logo:hover { color: var(--c-ink); }

.logo-img {
  height: 36px;
  width: auto;
  display: block;
}

.logo-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  color: var(--c-paper);
  background: var(--c-accent);
  padding: 3px 8px;
  border-radius: 4px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--c-accent);
  color: var(--c-paper);
  border-radius: 8px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 20px;
}
.logo-text { letter-spacing: -0.01em; }
.logo-accent { color: var(--c-accent); }

.nav {
  display: none;
  gap: var(--s-6);
  font-size: 15px;
  font-weight: 500;
}
.nav a { color: var(--c-ink-2); }

.header-cta { display: none; }

@media (min-width: 768px) {
  .nav { display: flex; }
}
@media (min-width: 980px) {
  .header-cta { display: inline-flex; }
}

/* =========================================================
   BUTTONS
   ========================================================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--c-accent);
  color: var(--c-paper);
  box-shadow: 0 1px 0 var(--c-accent-d);
}
.btn-primary:hover {
  background: var(--c-accent-d);
  color: var(--c-paper);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--c-ink);
  border-color: var(--c-ink);
}
.btn-outline:hover {
  background: var(--c-ink);
  color: var(--c-paper);
}

.btn-ghost {
  background: transparent;
  color: var(--c-ink-2);
}
.btn-ghost:hover {
  color: var(--c-ink);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.btn-sm  { padding: 8px 14px; font-size: 14px; }
.btn-lg  { padding: 16px 28px; font-size: 16px; }
.btn-block { width: 100%; }

/* =========================================================
   HERO
   ========================================================= */

.hero {
  padding: var(--s-8) 0 var(--s-9);
  background:
    radial-gradient(ellipse at top right, rgba(55, 138, 221, 0.10), transparent 50%),
    radial-gradient(ellipse at bottom left, rgba(24, 95, 165, 0.06), transparent 50%),
    var(--c-paper);
  overflow: hidden;
}

.hero-inner {
  display: grid;
  gap: var(--s-8);
  align-items: center;
}

.hero-title {
  font-size: clamp(34px, 6vw, 60px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: var(--s-5);
}

.hero-title-accent {
  color: var(--c-accent);
  font-style: italic;
  font-weight: 700;
}

.hero-subtitle {
  font-size: 18px;
  line-height: 1.55;
  color: var(--c-ink-3);
  max-width: 520px;
  margin-bottom: var(--s-6);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-3);
  margin-bottom: var(--s-6);
}

.hero-trust {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-5);
  font-size: 14px;
  font-weight: 500;
  color: var(--c-ink-2);
}
.hero-trust li {
  display: flex;
  align-items: center;
  gap: 6px;
}
.check {
  color: var(--c-good);
  font-weight: 700;
}

@media (min-width: 920px) {
  .hero-inner { grid-template-columns: 1.1fr 0.9fr; }
}

/* Tarjeta visual del hero */
.hero-visual {
  perspective: 1000px;
}

.hero-card {
  background: var(--c-ink);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transform: rotate(-1.5deg);
  transition: transform 0.4s ease;
  max-width: 440px;
  margin: 0 auto;
}
.hero-card:hover { transform: rotate(0deg) scale(1.02); }

.hero-card-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.hero-card-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
}
.hero-card-dot:first-child { background: #FF5F56; }
.hero-card-dot:nth-child(2) { background: #FFBD2E; }
.hero-card-dot:nth-child(3) { background: #27C93F; }
.hero-card-title {
  margin-left: 12px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  font-weight: 500;
}

.hero-card-body { padding: var(--s-3); }

.hero-card-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.03);
  margin-bottom: 6px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.hero-card-icon {
  font-size: 24px;
  width: 40px;
  text-align: center;
}

.hero-card-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.hero-card-text strong {
  color: var(--c-paper);
  font-size: 14px;
  font-weight: 600;
}
.hero-card-text span {
  color: rgba(255, 255, 255, 0.55);
  font-size: 12px;
}

.hero-card-status {
  font-size: 11px;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.status-block {
  background: rgba(178, 59, 59, 0.18);
  color: #FF8B8B;
}
.status-ok {
  background: rgba(47, 122, 79, 0.18);
  color: #7BCFA0;
}

/* =========================================================
   SECTIONS
   ========================================================= */

.section {
  padding: var(--s-9) 0;
}

.section-tinted {
  background: var(--c-paper-2);
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}

.section-dark {
  background: var(--c-ink);
  color: var(--c-paper);
}
.section-dark p { color: rgba(251, 250, 246, 0.78); }

.section-title {
  font-size: clamp(28px, 4vw, 42px);
  text-align: center;
  margin-bottom: var(--s-3);
  letter-spacing: -0.02em;
}
.section-title-light { color: var(--c-paper); }

.section-lead {
  font-size: 18px;
  line-height: 1.55;
  text-align: center;
  color: var(--c-ink-3);
  max-width: 640px;
  margin: 0 auto var(--s-7);
}

/* =========================================================
   COMPARATIVA
   ========================================================= */

.compare-grid {
  display: grid;
  gap: var(--s-5);
  max-width: 880px;
  margin: 0 auto;
}

@media (min-width: 720px) {
  .compare-grid { grid-template-columns: 1fr 1fr; }
}

.compare-card {
  background: var(--c-paper);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: var(--s-6);
  position: relative;
}

.compare-card-us {
  background: var(--c-ink);
  color: var(--c-paper);
  border-color: var(--c-ink);
  box-shadow: var(--shadow-md);
}

.compare-card-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-ink-3);
  background: var(--c-paper-2);
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: var(--s-4);
}
.compare-card-tag-us {
  background: var(--c-accent);
  color: var(--c-paper);
}

.compare-card-price {
  font-family: var(--font-display);
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: var(--s-5);
}
.compare-card-amount {
  font-size: 56px;
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1;
}
.compare-card-period {
  font-size: 18px;
  color: var(--c-ink-3);
  font-weight: 500;
}
.compare-card-us .compare-card-period { color: rgba(251, 250, 246, 0.6); }

.compare-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.compare-list li {
  padding: 10px 0 10px 28px;
  position: relative;
  font-size: 15px;
}
.compare-item-bad::before {
  content: '✕';
  position: absolute;
  left: 0;
  top: 10px;
  color: var(--c-bad);
  font-weight: 700;
}
.compare-item-good::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 10px;
  color: #6FCB94;
  font-weight: 700;
}

.compare-disclaimer {
  text-align: center;
  font-size: 13px;
  color: var(--c-ink-3);
  margin-top: var(--s-5);
}

/* Letra chica del precio (asterisco de Totalplay y "el mismo precio" de Lander) */
.compare-card-fineprint {
  font-size: 12px;
  color: var(--c-bad);
  margin: -8px 0 var(--s-4);
  font-style: italic;
  line-height: 1.4;
}
.compare-card-fineprint-light {
  color: #7BCFA0;
  font-style: normal;
  font-weight: 600;
}

/* Bloque de matemática "Hagamos cuentas" */
.compare-math {
  margin-top: var(--s-7);
  padding: var(--s-6);
  background: var(--c-paper);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  text-align: center;
}

.compare-math-title {
  font-size: 22px;
  margin-bottom: var(--s-5);
  color: var(--c-ink);
}

.compare-math-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-4);
  align-items: center;
  margin-bottom: var(--s-5);
}
@media (min-width: 720px) {
  .compare-math-grid {
    grid-template-columns: 1fr auto 1fr;
  }
}

.compare-math-block {
  padding: var(--s-4);
  background: var(--c-paper-2);
  border-radius: var(--radius-sm);
  text-align: center;
}

.compare-math-block-us {
  background: var(--c-accent);
  color: var(--c-paper);
}
.compare-math-block-us .compare-math-label,
.compare-math-block-us .compare-math-detail {
  color: rgba(251, 250, 246, 0.85);
}
.compare-math-block-us .compare-math-total {
  color: var(--c-paper);
}

.compare-math-label {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--c-ink-3);
  margin-bottom: 6px;
}

.compare-math-detail {
  font-size: 14px;
  color: var(--c-ink-3);
  margin-bottom: var(--s-3);
  font-family: var(--font-display);
  font-style: italic;
}

.compare-math-total {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 900;
  color: var(--c-ink);
  letter-spacing: -0.02em;
}

.compare-math-arrow {
  font-family: var(--font-display);
  font-size: 20px;
  font-style: italic;
  color: var(--c-ink-3);
  font-weight: 700;
}

.compare-math-savings {
  font-size: 17px;
  line-height: 1.5;
  color: var(--c-ink);
  padding: var(--s-4);
  background: #DEF1E5;
  border-radius: var(--radius-sm);
  border-left: 4px solid var(--c-good);
}
.compare-math-savings strong {
  color: var(--c-good);
  font-size: 19px;
}

/* =========================================================
   FEATURES
   ========================================================= */

.features-grid {
  display: grid;
  gap: var(--s-5);
  margin-top: var(--s-6);
}
@media (min-width: 720px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 980px) {
  .features-grid { grid-template-columns: repeat(3, 1fr); }
}

.feature {
  padding: var(--s-6);
  background: var(--c-paper);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  transition: transform 0.2s, box-shadow 0.2s;
}
.feature:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  font-size: 32px;
  margin-bottom: var(--s-3);
}

.feature-title {
  font-size: 20px;
  margin-bottom: var(--s-2);
}

.feature-text {
  color: var(--c-ink-3);
  margin: 0;
  font-size: 15px;
}

.feature-honest {
  margin-top: var(--s-7);
  padding: var(--s-5);
  background: var(--c-paper-2);
  border-left: 3px solid var(--c-accent);
  border-radius: 4px;
  font-style: italic;
  color: var(--c-ink-2);
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

/* =========================================================
   PLANES
   ========================================================= */

.plans-grid {
  display: grid;
  gap: var(--s-5);
  margin-top: var(--s-6);
}
@media (min-width: 720px) {
  .plans-grid { grid-template-columns: repeat(3, 1fr); }
}

/* Variante para 5 planes — en mobile: 1 col; tablet: 2 col; desktop: 5 col */
.plans-grid-five {
  grid-template-columns: 1fr;
}
@media (min-width: 560px) {
  .plans-grid-five { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 900px) {
  .plans-grid-five { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 1100px) {
  .plans-grid-five { grid-template-columns: repeat(5, 1fr); gap: var(--s-3); }
}

.plan {
  background: var(--c-paper);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: var(--s-6);
  display: flex;
  flex-direction: column;
  position: relative;
}

@media (min-width: 1100px) {
  .plans-grid-five .plan { padding: var(--s-5) var(--s-4); }
  .plans-grid-five .plan-name { font-size: 18px; }
  .plans-grid-five .plan-amount { font-size: 36px; }
  .plans-grid-five .plan-features { font-size: 13px; }
  .plans-grid-five .plan-features li { padding: 6px 0; }
}

.plan-featured {
  background: var(--c-ink);
  color: var(--c-paper);
  border-color: var(--c-ink);
  transform: scale(1.02);
  box-shadow: var(--shadow-md);
}
.plan-featured .plan-features li {
  color: rgba(251, 250, 246, 0.85);
  border-color: rgba(251, 250, 246, 0.1);
}

.plan-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--c-accent);
  color: var(--c-paper);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 999px;
}

.plan-name {
  font-size: 22px;
  margin-bottom: var(--s-3);
}

.plan-price {
  font-family: var(--font-display);
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: var(--s-5);
}
.plan-amount {
  font-size: 44px;
  font-weight: 900;
  line-height: 1;
}
.plan-period {
  font-size: 16px;
  color: var(--c-ink-3);
  font-weight: 500;
}
.plan-featured .plan-period { color: rgba(251, 250, 246, 0.6); }

.plan-features {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--s-5);
  flex: 1;
}
.plan-features li {
  padding: 10px 0;
  border-bottom: 1px solid var(--c-line);
  font-size: 15px;
}
.plan-features li:last-child { border-bottom: 0; }

.plans-note {
  text-align: center;
  font-size: 14px;
  color: var(--c-ink-3);
  margin-top: var(--s-5);
}

/* =========================================================
   TESTIMONIALES
   ========================================================= */

.testimonials-grid {
  display: grid;
  gap: var(--s-5);
  margin-top: var(--s-6);
}
@media (min-width: 720px) {
  .testimonials-grid { grid-template-columns: repeat(3, 1fr); }
}

.testimonial {
  padding: var(--s-6);
  background: var(--c-paper-2);
  border-radius: var(--radius);
  border: 1px solid var(--c-line);
}

.testimonial-quote {
  font-family: var(--font-display);
  font-size: 18px;
  font-style: italic;
  line-height: 1.5;
  color: var(--c-ink);
  margin-bottom: var(--s-4);
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--s-3);
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--c-ink-3);
  color: var(--c-paper);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  flex-shrink: 0;
}

.testimonial-author strong {
  display: block;
  font-size: 14px;
}
.testimonial-author span {
  font-size: 13px;
  color: var(--c-ink-3);
}

/* =========================================================
   FORMULARIO DE COBERTURA
   ========================================================= */

.form-wrap {
  display: grid;
  gap: var(--s-7);
  align-items: start;
}
@media (min-width: 920px) {
  .form-wrap { grid-template-columns: 1fr 1fr; gap: var(--s-8); }
}

.form-info { padding-top: var(--s-3); }

.form-lead {
  font-size: 17px;
  margin-bottom: var(--s-5);
}

.form-trust {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 14px;
}
.form-trust li {
  padding: 8px 0 8px 24px;
  position: relative;
  color: rgba(251, 250, 246, 0.78);
}
.form-trust li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 8px;
  color: var(--c-accent);
  font-weight: 700;
}

.lead-form {
  background: var(--c-paper);
  color: var(--c-ink);
  padding: var(--s-6);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.form-row {
  margin-bottom: var(--s-4);
}

.form-row label,
.form-row legend {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--c-ink);
}

.form-row input,
.form-row select {
  width: 100%;
  padding: 12px 14px;
  font-family: inherit;
  font-size: 15px;
  background: var(--c-paper);
  border: 1.5px solid var(--c-line);
  border-radius: var(--radius-sm);
  color: var(--c-ink);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.form-row input:focus,
.form-row select:focus {
  outline: none;
  border-color: var(--c-accent);
  box-shadow: 0 0 0 3px rgba(24, 95, 165, 0.18);
}
.form-row input::placeholder { color: var(--c-ink-3); opacity: 0.7; }

.form-row input:invalid:not(:placeholder-shown) {
  border-color: var(--c-bad);
}

.form-radio {
  border: 0;
  padding: 0;
  margin: 0 0 var(--s-4);
}
.radio-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-right: var(--s-5);
  font-weight: 500;
  cursor: pointer;
}
.radio-label input { width: auto; margin: 0; }

.form-privacy {
  font-size: 12px;
  color: var(--c-ink-3);
  margin-top: var(--s-3);
  margin-bottom: 0;
  line-height: 1.5;
}
.form-privacy a { color: var(--c-accent); text-decoration: underline; }

.form-success,
.form-error {
  margin-top: var(--s-4);
  padding: var(--s-4);
  border-radius: var(--radius-sm);
  font-size: 14px;
  line-height: 1.5;
}
.form-success {
  background: #DEF1E5;
  color: #1F5234;
  border: 1px solid #B8DDC4;
}
.form-error {
  background: #FBE7E5;
  color: #8B2B2B;
  border: 1px solid #F2C2BD;
}

.btn-loading { display: none; }
.btn[data-loading="true"] .btn-label { display: none; }
.btn[data-loading="true"] .btn-loading { display: inline; }

/* =========================================================
   FAQ
   ========================================================= */

.faq {
  border-bottom: 1px solid var(--c-line);
  padding: var(--s-3) 0;
}
.faq summary {
  cursor: pointer;
  padding: var(--s-3) 0;
  font-weight: 600;
  font-size: 17px;
  color: var(--c-ink);
  list-style: none;
  position: relative;
  padding-right: 40px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: '+';
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 24px;
  font-weight: 400;
  color: var(--c-accent);
  transition: transform 0.2s;
}
.faq[open] summary::after { content: '−'; }
.faq summary:hover { color: var(--c-accent); }
.faq p {
  margin: 0 0 var(--s-3);
  color: var(--c-ink-3);
  font-size: 15px;
  line-height: 1.6;
}

/* =========================================================
   FOOTER
   ========================================================= */

.footer {
  background: var(--c-ink);
  color: rgba(251, 250, 246, 0.78);
  padding: var(--s-8) 0 var(--s-5);
  font-size: 14px;
}

.footer-inner {
  display: grid;
  gap: var(--s-6);
  margin-bottom: var(--s-7);
}
@media (min-width: 720px) {
  .footer-inner { grid-template-columns: 2fr 1fr 1fr 1fr; }
}

.footer-brand strong {
  display: inline-block;
  margin-left: var(--s-2);
  color: var(--c-paper);
  font-size: 16px;
}

.footer-logo {
  height: 32px;
  width: auto;
  display: block;
  margin-bottom: var(--s-3);
  /* Si el logo es oscuro y se pierde en fondo oscuro del footer, descomentar la línea siguiente:
     filter: brightness(0) invert(1); */
}

.footer-brand p {
  margin-top: var(--s-3);
  font-size: 14px;
  line-height: 1.55;
  max-width: 360px;
}

.footer-col h4 {
  color: var(--c-paper);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--s-3);
  font-family: var(--font-body);
  font-weight: 700;
}
.footer-col a {
  display: block;
  color: rgba(251, 250, 246, 0.65);
  padding: 4px 0;
}
.footer-col a:hover { color: var(--c-paper); }

.footer-bottom {
  padding-top: var(--s-5);
  border-top: 1px solid rgba(251, 250, 246, 0.1);
  font-size: 13px;
  color: rgba(251, 250, 246, 0.5);
}

/* =========================================================
   ACCESIBILIDAD
   ========================================================= */

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

:focus-visible {
  outline: 3px solid var(--c-accent);
  outline-offset: 2px;
  border-radius: 2px;
}