/* ============================================================
   CAMPUS DENTAL MADRID — Landing de captación
   Hoja de estilos principal. Mobile-first.
   ============================================================ */

/* --- 1. Reset ------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; }
body { -webkit-font-smoothing: antialiased; }
img, svg, video { display: block; max-width: 100%; }
input, button, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; border: 0; background: none; }
ul, ol { list-style: none; padding: 0; }
a { color: inherit; }

/* --- 2. Tokens ----------------------------------------------- */
:root {
  --color-bg:          #F6F6F3;   /* Marfil apenas más frío, para convivir con el cian */
  --color-surface:     #FFFFFF;
  --color-ink:         #111110;
  --color-ink-muted:   #6B6B67;

  /* Escala derivada de los dos colores maestros del logotipo (logo.svg):
     el cian #0099BE y el azul pálido #B8DAE4.
     El cian de marca sólo da 3.08:1 sobre fondo claro, así que no se usa
     para texto: para eso está la variante profunda. La marca, para rellenos. */
  --color-brand:        #0099BE;  /* cian del logo, valor exacto */
  --color-accent:       #005E75;  /* cian profundo — texto, iconos, fondos oscuros */
  --color-accent-mid:   var(--color-brand);  /* marca — hovers y highlights */
  --color-accent-bright:#4FC5E2;  /* cian claro — sólo sobre fondo tinta */
  --color-accent-pale:  #B8DAE4;  /* azul pálido del logo, valor exacto */
  --color-accent-tint:  #DCEEF4;  /* el pálido aclarado, para superficies grandes */
  --color-accent-ink:   #0A3F4D;  /* texto sobre accent-pale */

  --color-cta:         #D64108;   /* Naranja cobre, complementario del cian */
  --color-cta-hover:   #B63304;
  --color-border:      #E3E2DC;

  --font-display: 'DM Serif Display', Georgia, serif;
  --font-body:    'Inter', system-ui, -apple-system, sans-serif;
  --font-data:    'DM Mono', ui-monospace, monospace;

  --text-hero:    clamp(2.5rem, 7vw, 5.5rem);
  --text-h2:      clamp(1.75rem, 4vw, 2.75rem);
  --text-h3:      1.25rem;
  --text-data:    clamp(1.75rem, 4vw, 2.75rem);  /* cabe "2.000 h" en una línea a 4 columnas */

  --radius: 4px;
  --shadow: 0 2px 16px rgba(0,0,0,0.07);
  --gutter: clamp(1.125rem, 3vw, 2rem);
  --maxw: 1200px;

  /* Alto de la barra CTA fija en móvil, para el padding inferior del body */
  --stickybar-h: 4.5rem;
}

/* --- 3. Base ------------------------------------------------- */
body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-ink);
  background: var(--color-bg);
  padding-bottom: var(--stickybar-h);
}
h1, h2, h3, h4 { line-height: 1.15; font-weight: 400; text-wrap: balance; }
p { text-wrap: pretty; }

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

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

.skip-link {
  position: absolute; top: 0; left: 0; z-index: 999;
  padding: .75rem 1.25rem;
  background: var(--color-ink); color: #fff;
  transform: translateY(-120%);
}
.skip-link:focus { transform: translateY(0); }

/* --- 4. Utilidades de layout --------------------------------- */
.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.wrap--flush { padding-inline: 0; }
.section { padding-block: clamp(3.5rem, 9vw, 7rem); }
.section--surface { background: var(--color-surface); border-block: 1px solid var(--color-border); }

.eyebrow {
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  display: flex;
  align-items: center;
  gap: .625rem;
}
.eyebrow::before {
  content: "";
  width: 1.75rem; height: 1px;
  background: currentColor;
  flex: none;
}
.eyebrow--plain::before { display: none; }
.eyebrow--light { color: var(--color-accent-bright); }
.eyebrow--pale { color: var(--color-accent-pale); }

.h2 { font-family: var(--font-display); font-size: var(--text-h2); }
.lead { font-size: clamp(1.0625rem, 2vw, 1.25rem); color: var(--color-ink-muted); }
.muted { color: var(--color-ink-muted); }
.small { font-size: .875rem; }

.section__head { margin-bottom: clamp(1.75rem, 4vw, 2.5rem); }
.section__head .h2 { margin-top: 1rem; max-width: 24ch; }

/* --- 5. Botones ---------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .9375rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.2;
  text-decoration: none;
  text-align: center;
  transition: background-color .18s ease, color .18s ease, border-color .18s ease, transform .1s ease;
}
.btn:active { transform: translateY(1px); }
.btn svg { flex: none; }

.btn--cta { background: var(--color-cta); color: #fff; }
.btn--cta:hover { background: var(--color-cta-hover); }

.btn--ghost {
  background: transparent;
  color: var(--color-ink);
  border: 1px solid var(--color-border);
}
.btn--ghost:hover { border-color: var(--color-ink); background: var(--color-surface); }

.btn--ink { background: var(--color-ink); color: #fff; }
.btn--ink:hover { background: #2c2c29; }

.btn--wa { background: #128C7E; color: #fff; }
.btn--wa:hover { background: #0f7568; }

.btn--block { width: 100%; }
.btn--lg { padding: 1.0625rem 1.75rem; font-size: 1.0625rem; }
.btn + .btn--block { margin-top: .625rem; }

/* --- 6. Marcador de asset pendiente (placeholder de foto) ----- */
/* Nada de stock genérico: bloque abstracto que declara qué foto va aquí. */
.ph {
  position: relative;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  border-radius: var(--radius);
  background-color: var(--color-accent-tint);
  background-image: repeating-linear-gradient(
    -45deg,
    transparent 0 11px,
    rgba(0,153,190,.14) 11px 12px
  );
  border: 1px solid rgba(0,153,190,.25);
}
.ph::after {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(120% 90% at 70% 10%, rgba(255,255,255,.65), transparent 60%);
  pointer-events: none;
}
.ph__tag {
  position: relative;
  z-index: 1;
  margin: .875rem;
  padding: .5rem .75rem;
  background: var(--color-ink);
  color: #fff;
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .04em;
  line-height: 1.4;
  border-radius: 2px;
  max-width: 22rem;
}
.ph__tag b {
  display: block;
  font-weight: 600;
  color: var(--color-accent-bright);
  text-transform: uppercase;
  font-size: .6875rem;
  letter-spacing: .08em;
}
.ph--hero { aspect-ratio: 4 / 2; }
.ph--wide { aspect-ratio: 3 / 2; }
.ph--avatar {
  width: 3.25rem; height: 3.25rem;
  aspect-ratio: 1; border-radius: 50%;
  align-items: center; justify-content: center;
  flex: none;
}
.ph--avatar .ph__tag {
  margin: 0; padding: .125rem .25rem;
  background: transparent;
  color: var(--color-accent);
  font-family: var(--font-data);
  font-size: .8125rem;
}

/* Etiqueta de contenido pendiente de validar */
.tag-placeholder {
  display: inline-block;
  margin-top: 1rem;
  padding: .3125rem .5rem;
  background: #FFF3E8;
  border: 1px dashed var(--color-cta);
  color: var(--color-cta-hover);
  border-radius: 2px;
  font-size: .6875rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
}

/* --- 7. Navegación ------------------------------------------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(246,246,243,.92);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.nav.is-stuck {
  border-bottom-color: var(--color-border);
  box-shadow: 0 1px 12px rgba(0,0,0,.04);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.25rem;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: .625rem;
  text-decoration: none;
  flex: none;
}
/* Logotipo oficial en SVG (cuadrado, viewBox 800x800). */
.logo__img {
  width: 2.5rem; height: 2.5rem;
  flex: none;
  border-radius: 2px;
}
.logo__text {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  line-height: 1.05;
  letter-spacing: -.01em;
}
.logo__text span {
  display: none;
  font-family: var(--font-body);
  font-size: .625rem;
  font-weight: 500;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
  margin-top: .1875rem;
}
.nav__actions { display: flex; align-items: center; gap: .75rem; }
.nav__tel {
  display: none;
  align-items: center;
  gap: .5rem;
  font-weight: 600;
  text-decoration: none;
  color: var(--color-accent);
  padding: .5rem .25rem;
  white-space: nowrap;
}
.nav__tel:hover { color: var(--color-accent-mid); }
.nav__tel--icon {
  display: inline-flex;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: .625rem;
  background: var(--color-surface);
}
.nav__cta { display: none; }

/* --- 8. Hero ------------------------------------------------- */
.hero { padding-block: clamp(2.25rem, 6vw, 4.5rem) clamp(3rem, 7vw, 5rem); }
.hero__grid { display: grid; gap: clamp(2rem, 5vw, 3.5rem); }

/* Signature element: línea vertical que se "rellena" con el scroll */
.hero__lined { position: relative; padding-left: 1.5rem; }
.hero__rule {
  position: absolute;
  left: 0; top: .25rem; bottom: .25rem;
  width: 3px;
  background: var(--color-border);
  border-radius: 2px;
  overflow: hidden;
}
.hero__rule::after {
  content: "";
  position: absolute;
  left: 0; top: 0; right: 0;
  height: var(--rule-progress, 12%);
  background: linear-gradient(180deg, var(--color-accent-mid), var(--color-accent));
  border-radius: 2px;
  transition: height .12s linear;
}
.hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  letter-spacing: -.015em;
  margin-top: 1.25rem;
}
.hero h1 em { font-style: normal; color: var(--color-accent); }
.hero__sub { margin-top: 1.25rem; max-width: 34ch; }
.hero__actions {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  margin-top: 2rem;
}
.hero__note {
  display: flex; align-items: center; gap: .5rem;
  margin-top: 1.25rem;
  font-size: .875rem;
  color: var(--color-ink-muted);
}
.hero__note svg { color: var(--color-accent); flex: none; }
.hero__media { margin-top: 2.25rem; }
.hero__aside { display: none; }

/* --- 9. Tarjeta de formulario -------------------------------- */
/* El color se fija aquí, no se hereda: esta tarjeta también vive dentro
   de .leadsection, que pinta su texto en blanco. Sin esto, el título,
   las etiquetas y los turnos salen blancos sobre la tarjeta blanca. */
.formcard {
  background: var(--color-surface);
  color: var(--color-ink);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: clamp(1.25rem, 3vw, 1.75rem);
}
.formcard__title { font-family: var(--font-display); font-size: 1.5rem; line-height: 1.2; }
.formcard__sub { font-size: .875rem; color: var(--color-ink-muted); margin-top: .5rem; }

.field { margin-top: 1rem; }
.field > label,
.fieldset__legend {
  display: block;
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .02em;
  margin-bottom: .375rem;
}
.input {
  width: 100%;
  padding: .8125rem .875rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color .15s ease, background-color .15s ease, box-shadow .15s ease;
}
.input::placeholder { color: #A5A49E; }
.input:focus {
  border-color: var(--color-accent);
  background: var(--color-surface);
  outline: none;
  box-shadow: 0 0 0 3px rgba(0,153,190,.12);
}

.fieldset { border: 0; padding: 0; margin-top: 1rem; }
.segmented { display: grid; grid-template-columns: repeat(3, 1fr); gap: .375rem; }
.segmented input { position: absolute; opacity: 0; pointer-events: none; }
.segmented label {
  display: block;
  text-align: center;
  padding: .625rem .25rem;
  font-size: .875rem;
  font-weight: 500;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  cursor: pointer;
  transition: background-color .15s ease, border-color .15s ease, color .15s ease;
}
.segmented label:hover { border-color: var(--color-accent-mid); }
.segmented input:checked + label {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}
.segmented input:focus-visible + label { outline: 2px solid var(--color-accent); outline-offset: 2px; }

.consent {
  display: flex;
  gap: .625rem;
  margin-top: 1.125rem;
  font-size: .75rem;
  line-height: 1.5;
  color: var(--color-ink-muted);
}
.consent input { margin-top: .1875rem; accent-color: var(--color-accent); flex: none; width: 1rem; height: 1rem; }
.consent a { color: var(--color-accent); }

.formcard .btn--cta { margin-top: 1.125rem; }
.form__foot {
  display: flex; align-items: center; justify-content: center; gap: .5rem;
  margin-top: .875rem;
  font-size: .8125rem;
  color: var(--color-ink-muted);
  text-align: center;
}
.form__foot svg { flex: none; color: var(--color-accent); }

/* Confirmación inline (sin redirección) */
.form__success { display: none; text-align: center; padding: 1.5rem .5rem; }
.form__success svg { margin: 0 auto .875rem; color: var(--color-accent); }
.form__success h3 { font-family: var(--font-display); font-size: 1.375rem; }
.form__success p { font-size: .9375rem; color: var(--color-ink-muted); margin-top: .5rem; }
.is-sent .form__body { display: none; }
.is-sent .form__success { display: block; }

/* --- 10. Trust bar ------------------------------------------- */
.trust { background: var(--color-accent-pale); }
.trust__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: rgba(0,153,190,.18);
  border-block: 1px solid rgba(0,153,190,.18);
}
.trust__item {
  background: var(--color-accent-pale);
  padding: 1.125rem .875rem;
  display: flex;
  align-items: center;
  gap: .625rem;
  font-size: .875rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-accent-ink);
}
.trust__item svg { flex: none; color: var(--color-accent); }

/* --- 11. Diferenciador --------------------------------------- */
.diff__grid { display: grid; gap: clamp(1.75rem, 4vw, 3rem); }
.diff__body p + p { margin-top: 1rem; }
.diff__body .h2 { margin: 1rem 0 1.25rem; }
.diff__quote {
  margin-top: 1.75rem;
  padding-left: 1.125rem;
  border-left: 3px solid var(--color-accent);
  font-size: 1.0625rem;
  line-height: 1.5;
}
.diff__quote cite { display: block; margin-top: .5rem; font-style: normal; font-size: .8125rem; color: var(--color-ink-muted); }

/* --- 12. Números --------------------------------------------- */
.stats { background: var(--color-ink); color: #fff; }
.stats .h2 { color: #fff; max-width: 20ch; margin-top: 1rem; }
.stats__intro { margin-bottom: clamp(2rem, 5vw, 3rem); }
.stats__aside { font-size: .9375rem; color: rgba(255,255,255,.72); }
.stats__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.14);
}
.stat { background: var(--color-ink); padding: clamp(1.25rem, 3vw, 2rem); }
.stat__num {
  font-family: var(--font-data);
  font-size: var(--text-data);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--color-accent-bright);
  white-space: nowrap;
}
.stat__label {
  margin-top: .625rem;
  font-size: .875rem;
  line-height: 1.4;
  color: rgba(255,255,255,.72);
}
.stats__disclaimer { margin-top: 1.25rem; font-size: .75rem; color: rgba(255,255,255,.45); }

/* --- 13. El ciclo (tabs) ------------------------------------- */
.tabs__list {
  display: flex;
  gap: .375rem;
  overflow-x: auto;
  scrollbar-width: none;
  margin-bottom: 1.75rem;
  border-bottom: 1px solid var(--color-border);
  scroll-snap-type: x proximity;
}
.tabs__list::-webkit-scrollbar { display: none; }
.tab {
  flex: none;
  scroll-snap-align: start;
  padding: .8125rem 1rem;
  font-size: .9375rem;
  font-weight: 600;
  color: var(--color-ink-muted);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  white-space: nowrap;
  transition: color .15s ease, border-color .15s ease;
}
.tab:hover { color: var(--color-ink); }
.tab[aria-selected="true"] { color: var(--color-accent); border-bottom-color: var(--color-accent); }

.panel[hidden] { display: none; }
.panel__grid { display: grid; gap: 1.75rem; }
.panel h3 { font-family: var(--font-display); font-size: 1.5rem; margin-bottom: .875rem; }
.panel h3.is-small { font-size: 1.25rem; }

.checklist li {
  display: flex;
  gap: .75rem;
  padding: .5625rem 0;
  border-bottom: 1px solid var(--color-border);
  font-size: .9375rem;
  line-height: 1.5;
}
.checklist li:last-child { border-bottom: 0; }
.checklist svg { flex: none; margin-top: .25rem; color: var(--color-accent); }
.checklist--tight { margin-top: .5rem; }
.panel p + .checklist,
.checklist + .muted,
.checklist + .tag-placeholder { margin-top: 1.25rem; }

.pricebox {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
}
.pricebox__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: .75rem 0;
  border-bottom: 1px solid var(--color-border);
}
.pricebox__row:last-of-type { border-bottom: 0; }
.pricebox__row dt { font-size: .9375rem; }
.pricebox__row dd { font-family: var(--font-data); font-size: 1.125rem; white-space: nowrap; }
.pricebox__note { margin-top: 1rem; font-size: .8125rem; color: var(--color-ink-muted); }
.pricebox h3 + p { margin-top: .625rem; }
.pricebox .btn { margin-top: 1.25rem; }

.pricebox__meta { font-size: .8125rem; color: var(--color-ink-muted); }
.pricebox__group { margin-top: 1.25rem; }
.pricebox__group + .pricebox__group {
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}
.pricebox__caption {
  font-size: .6875rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.pricebox__row--sub dt { color: var(--color-ink-muted); font-size: .875rem; }
.pricebox__row--sub dd { color: var(--color-accent); font-size: 1rem; }
.pricebox__total {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.25rem;
  padding: .875rem 1rem;
  background: var(--color-accent-tint);
  border-radius: var(--radius);
  color: var(--color-accent-ink);
}
.pricebox__total span { font-size: .875rem; font-weight: 600; }
.pricebox__total b { font-family: var(--font-data); font-size: 1.375rem; font-weight: 500; white-space: nowrap; }

/* --- 14. Sección formulario ---------------------------------- */
.leadsection { background: var(--color-accent); color: #fff; }
.leadsection__grid { display: grid; gap: 2rem; }
.leadsection .h2 { color: #fff; margin-top: 1rem; }
.leadsection__body > p { color: rgba(255,255,255,.82); margin-top: 1rem; max-width: 42ch; }
.leadsection__list { margin-top: 1.75rem; }
.leadsection__list li {
  display: flex; gap: .75rem; align-items: flex-start;
  padding: .5rem 0;
  font-size: .9375rem;
  color: rgba(255,255,255,.9);
}
.leadsection__list svg { flex: none; margin-top: .3125rem; color: var(--color-accent-pale); }
.leadsection__tel {
  display: inline-flex; align-items: center; gap: .625rem;
  margin-top: 1.75rem;
  font-family: var(--font-data);
  font-size: 1.25rem;
  color: #fff;
  text-decoration: none;
  border-bottom: 1px solid rgba(255,255,255,.4);
  padding-bottom: .25rem;
}
.leadsection__tel:hover { border-bottom-color: #fff; }
.leadsection__wa {
  display: flex; align-items: center; gap: .5rem;
  margin-top: 1rem;
  font-size: .875rem;
  color: var(--color-accent-pale);
  text-decoration: none;
}
.leadsection__wa:hover { color: #fff; }

/* --- 15. Testimonios ----------------------------------------- */
.testi__grid { display: grid; gap: 1.25rem; }
.testi {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
}
.testi__mark { font-family: var(--font-display); font-size: 2.5rem; line-height: 1; color: var(--color-accent-pale); }
.testi blockquote { margin-top: .5rem; line-height: 1.6; flex: 1; }
.testi__who {
  display: flex; align-items: center; gap: .875rem;
  margin-top: 1.5rem; padding-top: 1.25rem;
  border-top: 1px solid var(--color-border);
}
.testi__name { font-weight: 600; font-size: .9375rem; line-height: 1.3; }
.testi__role { font-size: .8125rem; color: var(--color-ink-muted); }

/* --- 16. FAQ ------------------------------------------------- */
.faq__grid { display: grid; gap: clamp(1.75rem, 4vw, 3rem); }
.faq__list { border-top: 1px solid var(--color-border); }
.faq__item { border-bottom: 1px solid var(--color-border); }
.faq__q {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  padding: 1.125rem 0;
  text-align: left;
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 1.35;
  transition: color .15s ease;
}
.faq__q:hover { color: var(--color-accent); }
.faq__icon {
  flex: none;
  width: 1.5rem; height: 1.5rem;
  margin-top: .125rem;
  position: relative;
}
.faq__icon::before, .faq__icon::after {
  content: "";
  position: absolute;
  background: var(--color-accent);
  transition: transform .22s ease, opacity .22s ease;
}
.faq__icon::before { top: 50%; left: 2px; right: 2px; height: 2px; transform: translateY(-50%); }
.faq__icon::after  { left: 50%; top: 2px; bottom: 2px; width: 2px; transform: translateX(-50%); }
.faq__q[aria-expanded="true"] .faq__icon::after { transform: translateX(-50%) rotate(90deg); opacity: 0; }
.faq__a { overflow: hidden; height: 0; transition: height .26s ease; }
.faq__a-inner { padding: 0 3rem 1.375rem 0; color: var(--color-ink-muted); font-size: .9375rem; }
.faq__a-inner a { color: var(--color-accent); }

.faq__help {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
}
.faq__help h3 { font-family: var(--font-display); font-size: 1.375rem; }
.faq__help p { font-size: .9375rem; color: var(--color-ink-muted); margin: .625rem 0 1.25rem; }

/* --- 17. Footer ---------------------------------------------- */
.footer { background: var(--color-ink); color: rgba(255,255,255,.7); font-size: .875rem; }
.footer__grid { display: grid; gap: 2rem; padding-block: clamp(2.5rem, 6vw, 4rem); }
.footer .logo__text { color: #fff; }
.footer .logo__text span { color: rgba(255,255,255,.5); }
.footer__about { margin-top: 1rem; max-width: 34ch; }
.footer h4 {
  font-family: var(--font-body);
  font-size: .75rem; font-weight: 600;
  letter-spacing: .1em; text-transform: uppercase;
  color: #fff;
  margin-bottom: .875rem;
}
.footer a { text-decoration: none; }
.footer a:hover { color: #fff; }
.footer li { padding: .1875rem 0; }
.footer address { font-style: normal; line-height: 1.7; }
.footer__legal {
  border-top: 1px solid rgba(255,255,255,.14);
  padding-block: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.25rem;
  font-size: .75rem;
  color: rgba(255,255,255,.45);
}

/* --- 18. Barra CTA fija (móvil) ------------------------------ */
.stickybar {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 70;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .5rem;
  padding: .625rem var(--gutter) calc(.625rem + env(safe-area-inset-bottom));
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--color-border);
  transform: translateY(110%);
  transition: transform .28s cubic-bezier(.4,0,.2,1);
}
.stickybar.is-visible { transform: translateY(0); }
.stickybar .btn { padding: .8125rem .75rem; font-size: .9375rem; }

/* --- 19. Modal (formulario en móvil) ------------------------- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  align-items: flex-end;
  justify-content: center;
}
.modal.is-open { display: flex; }
.modal__backdrop {
  position: absolute; inset: 0;
  background: rgba(17,17,16,.55);
  animation: fade .2s ease;
}
.modal__panel {
  position: relative;
  width: 100%;
  max-width: 30rem;
  max-height: 92vh;
  overflow-y: auto;
  background: var(--color-surface);
  border-radius: var(--radius) var(--radius) 0 0;
  padding: 1.5rem var(--gutter) calc(1.75rem + env(safe-area-inset-bottom));
  animation: slideup .28s cubic-bezier(.4,0,.2,1);
}
.modal__close {
  position: absolute; top: .75rem; right: .75rem;
  width: 2.25rem; height: 2.25rem;
  display: grid; place-items: center;
  border-radius: var(--radius);
  color: var(--color-ink-muted);
}
.modal__close:hover { background: var(--color-bg); color: var(--color-ink); }
@keyframes fade { from { opacity: 0 } }
@keyframes slideup { from { transform: translateY(24px); opacity: 0 } }

/* --- 20. Breakpoints ----------------------------------------- */
@media (min-width: 40em) {
  .logo__text span { display: block; }
  .hero__actions { flex-direction: row; }
  .hero__actions .btn { flex: 1; }
  .trust__grid { grid-template-columns: repeat(4, 1fr); }
  .stats__grid { grid-template-columns: repeat(4, 1fr); }
  .panel__grid { grid-template-columns: 1.2fr .8fr; align-items: start; }
  .testi__grid { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1.4fr 1fr 1fr; }
  .modal { align-items: center; }
  .modal__panel { border-radius: var(--radius); padding-bottom: 1.75rem; }
}

@media (min-width: 64em) {
  :root { --stickybar-h: 0rem; }

  .nav__tel { display: inline-flex; }
  .nav__tel--icon { display: none; }
  .nav__cta { display: inline-flex; }

  .hero__grid { grid-template-columns: 1.15fr .85fr; align-items: start; gap: clamp(2.5rem, 5vw, 4.5rem); }
  .hero__main { padding-top: .5rem; }
  .hero__media { display: none; }            /* en desktop la foto vive en la columna derecha */
  .hero__aside { display: block; position: sticky; top: 5.5rem; }
  .hero__aside .ph { margin-bottom: 1.25rem; }
  .hero__actions { max-width: 34rem; }
  .hero__lined { padding-left: 2.25rem; }
  .hero__rule { width: 4px; }

  .diff__grid { grid-template-columns: 1fr 1.6fr; align-items: center; }
  .diff__body { order: -1; }

  .stats__intro { display: grid; grid-template-columns: 1.2fr .8fr; gap: 2.5rem; align-items: end; }
  .leadsection__grid { grid-template-columns: 1fr .9fr; gap: clamp(3rem, 6vw, 5rem); align-items: center; }
  .testi__grid { grid-template-columns: repeat(3, 1fr); }
  .faq__grid { grid-template-columns: 1.7fr .9fr; }
  .faq__help { position: sticky; top: 5.5rem; }

  .stickybar { display: none; }
}

/* --- 21. Preferencias del usuario ---------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
}

@media print {
  .nav, .stickybar, .modal, .btn { display: none !important; }
}