/* =========================================================================
   ADit Consulting — hoja de estilos
   Paleta tomada del logo: azul #518EC8 y gris claro #DBDFE6.
   Estructura:
     1. Tokens      2. Reset y base      3. Layout
     4. Botones     5. Barra + header    6. Hero
     7. Servicios   8. Por qué ADit      9. Sectores y clientes
    10. CTA        11. Contacto          12. Footer
    13. Responsive 14. Animaciones y accesibilidad
   ========================================================================= */

/* ============================== 1. TOKENS ============================== */
:root {
  --brand:       #518ec8;
  --brand-600:   #3f7ab2;
  --brand-700:   #2e5f8f;
  --brand-soft:  #eaf2fa;
  --brand-tint:  #f5f9fd;

  --navy:        #12314f;
  --navy-900:    #0c2340;

  --ink:         #1e2c3a;
  --ink-2:       #5d6e80;
  --ink-3:       #8494a4;

  --line:        #e3eaf2;
  --line-2:      #cfdcea;

  --bg:          #ffffff;
  --bg-alt:      #f4f8fc;

  --shadow-xs: 0 1px 2px rgba(18, 49, 79, .05);
  --shadow-sm: 0 2px 8px rgba(18, 49, 79, .06);
  --shadow-md: 0 8px 24px rgba(18, 49, 79, .09);
  --shadow-lg: 0 18px 48px rgba(18, 49, 79, .13);

  --font: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI",
          Roboto, "Helvetica Neue", Arial, sans-serif;

  --fs-hero:  clamp(2.6rem, 1.5rem + 4.6vw, 5rem);
  --fs-h2:    clamp(1.7rem, 1.15rem + 2.2vw, 2.65rem);
  --fs-h3:    clamp(1.05rem, .99rem + .3vw, 1.2rem);
  --fs-lead:  clamp(1rem, .95rem + .35vw, 1.15rem);
  --fs-sm:    .875rem;
  --fs-xs:    .76rem;

  --wrap:      1200px;
  --gutter:    clamp(1.15rem, 4vw, 2.5rem);
  --section-y: clamp(4rem, 7.5vw, 7rem);

  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 20px;
  --r-xl: 26px;
  --r-pill: 999px;

  --t-fast: 150ms cubic-bezier(.4, 0, .2, 1);
  --t-base: 280ms cubic-bezier(.4, 0, .2, 1);

  color-scheme: light;
}

/* ============================== 2. RESET Y BASE ============================== */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.68;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, h3 {
  margin: 0 0 .5em;
  color: var(--navy);
  line-height: 1.2;
  letter-spacing: -.025em;
  font-weight: 700;
}
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }

p { margin: 0 0 1rem; }
p:last-child { margin-bottom: 0; }

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
svg { max-width: 100%; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font: inherit; }

:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 999;
  background: var(--brand);
  color: #fff;
  padding: .7rem 1.15rem;
  font-weight: 600;
}
.skip-link:focus { left: 0; }

/* ============================== 3. LAYOUT ============================== */
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: var(--section-y); }
.section-alt { background: var(--bg-alt); }
.section-soft {
  background-color: var(--bg-alt);
  background-image: url("../assets/nosotros-bg.jpg");
  background-size: cover;
  background-position: center;
}

.section-head { margin-bottom: clamp(2.4rem, 4.5vw, 3.6rem); }
.section-head.center {
  max-width: 50rem;
  margin-inline: auto;
  text-align: center;
}
.section-title { margin-bottom: .7rem; text-wrap: balance; }
.section-lead {
  font-size: var(--fs-lead);
  color: var(--ink-2);
  line-height: 1.7;
}

.eyebrow {
  display: block;
  margin: 0 0 1rem;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--brand);
}

/* ============================== 4. BOTONES ============================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .88rem 1.7rem;
  border: 1.5px solid transparent;
  border-radius: var(--r-pill);
  font-size: .95rem;
  font-weight: 600;
  letter-spacing: -.005em;
  cursor: pointer;
  white-space: nowrap;
  transition: background-color var(--t-fast), border-color var(--t-fast),
              color var(--t-fast), transform var(--t-fast), box-shadow var(--t-fast);
}
.btn-sm    { padding: .58rem 1.3rem; font-size: .88rem; }
.btn-block { width: 100%; }

.btn-primary { background: var(--brand); color: #fff; box-shadow: var(--shadow-xs); }
.btn-primary:hover { background: var(--brand-600); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-primary:active { transform: translateY(0); }

.btn-outline-light { background: transparent; color: #fff; border-color: rgba(255,255,255,.55); }
.btn-outline-light:hover { background: rgba(255,255,255,.14); border-color: #fff; }

.btn-pill {
  background: var(--brand);
  color: #fff;
  padding: .8rem 2.2rem;
  box-shadow: var(--shadow-sm);
}
.btn-pill:hover { background: var(--brand-600); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-pill-light { background: #fff; color: var(--navy); }
.btn-pill-light:hover { background: var(--brand-soft); color: var(--navy-900); }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  margin-top: 1.4rem;
  font-weight: 650;
  color: var(--brand);
  border-bottom: 1.5px solid transparent;
  transition: border-color var(--t-fast);
}
.link-arrow svg { width: 18px; height: 18px; transition: transform var(--t-fast); }
.link-arrow:hover { border-bottom-color: currentColor; }
.link-arrow:hover svg { transform: translateX(3px); }

/* ============================== 5. BARRA SUPERIOR + HEADER ============================== */
.topbar {
  background: var(--navy);
  color: #cfe0f0;
  font-size: var(--fs-xs);
}
.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 38px;
}
.topbar-claim { letter-spacing: .04em; }
.topbar-claim em { font-style: italic; color: #fff; font-weight: 600; }
.topbar-contact { display: flex; gap: 1.4rem; }
.topbar-contact li { display: flex; align-items: center; gap: .4rem; }
.topbar-contact svg { width: 15px; height: 15px; opacity: .8; flex-shrink: 0; }
.topbar-contact a { transition: color var(--t-fast); }
.topbar-contact a:hover { color: #fff; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: box-shadow var(--t-base), border-color var(--t-base);
}
.site-header.is-scrolled { border-bottom-color: var(--line); box-shadow: var(--shadow-xs); }

.header-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  min-height: 84px;
}

.brand { flex-shrink: 0; display: block; }
.brand img { height: 60px; width: auto; }

.nav { display: flex; align-items: center; gap: 2rem; margin-left: auto; }
.nav-list { display: flex; align-items: center; gap: 1.9rem; }
.nav-list a {
  position: relative;
  font-size: .93rem;
  font-weight: 550;
  color: var(--ink-2);
  padding-block: .4rem;
  transition: color var(--t-fast);
}
.nav-list a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 2px;
  background: var(--brand);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-fast);
}
.nav-list a:hover { color: var(--navy); }
.nav-list a.is-active { color: var(--navy); font-weight: 650; }
.nav-list a.is-active::after { transform: scaleX(1); }

.nav-toggle {
  display: none;
  place-items: center;
  width: 42px;
  height: 42px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--line-2);
  border-radius: var(--r-pill);
  color: var(--navy);
  cursor: pointer;
}
.burger, .burger::before, .burger::after {
  display: block;
  width: 18px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform var(--t-base), opacity var(--t-fast);
}
.burger { position: relative; }
.burger::before, .burger::after { content: ""; position: absolute; left: 0; }
.burger::before { top: -6px; }
.burger::after  { top:  6px; }
.nav-toggle[aria-expanded="true"] .burger { background: transparent; }
.nav-toggle[aria-expanded="true"] .burger::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .burger::after  { transform: translateY(-6px) rotate(-45deg); }

/* ============================== 6. HERO ============================== */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: clamp(30rem, 62vh, 40rem);
  padding-block: clamp(4rem, 9vw, 7rem);
  overflow: hidden;
  color: #fff;
}
.hero-media {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(100deg, rgba(9,29,52,.94) 0%, rgba(12,40,70,.80) 42%, rgba(20,62,104,.42) 100%),
    url("../assets/hero-bg.jpg");
  background-size: cover;
  background-position: center right;
}
.hero-inner { position: relative; max-width: 46rem; }

.hero-title {
  display: flex;
  flex-direction: column;
  margin-bottom: 1.4rem;
  font-size: var(--fs-hero);
  line-height: 1.05;
  letter-spacing: -.04em;
  color: #fff;
}
.hero-title-light { font-weight: 300; color: #c9defa; }
.hero-title-bold  { font-weight: 800; }

.hero-lead {
  max-width: 38rem;
  margin-bottom: 2.2rem;
  font-size: clamp(1.02rem, .96rem + .4vw, 1.2rem);
  line-height: 1.68;
  color: #dbe8f6;
}
.hero-lead strong { color: #fff; font-weight: 650; }

.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; }

/* ============================== 7. SERVICIOS ============================== */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 19rem), 1fr));
  gap: 1.6rem;
}

.card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xs);
  transition: transform var(--t-base), box-shadow var(--t-base), border-color var(--t-base);
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--line-2);
  box-shadow: var(--shadow-lg);
}

.card-top {
  display: grid;
  place-items: center;
  height: 128px;
  background:
    radial-gradient(120% 130% at 20% 0%, #ffffff 0%, var(--brand-tint) 45%, var(--brand-soft) 100%);
  border-bottom: 1px solid var(--line);
  color: var(--brand);
}
.card-top svg { width: 46px; height: 46px; }

.card-body { display: flex; flex-direction: column; flex: 1; padding: 1.6rem 1.55rem 1.5rem; }
.card-body h3 { margin-bottom: .55rem; }
.card-body > p { font-size: .93rem; color: var(--ink-2); line-height: 1.68; }

.card-more {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  margin-top: auto;
  padding: .9rem 0 0;
  background: none;
  border: 0;
  color: var(--brand);
  font-size: .875rem;
  font-weight: 650;
  cursor: pointer;
  align-self: flex-start;
  transition: color var(--t-fast);
}
.card-more svg { width: 17px; height: 17px; transition: transform var(--t-base); }
.card-more:hover { color: var(--brand-700); }
.card-more[aria-expanded="true"] svg { transform: rotate(180deg); }

/* `display: grid` gana por especificidad al [hidden] del navegador: hay que
   volver a declararlo, si no el detalle queda siempre visible. */
.card-detail[hidden] { display: none; }

.card-detail {
  margin-top: .9rem;
  padding-top: .9rem;
  border-top: 1px solid var(--line);
  display: grid;
  gap: .48rem;
}
.card-detail li {
  position: relative;
  padding-left: 1.3rem;
  font-size: .875rem;
  color: var(--ink-2);
  line-height: 1.55;
}
.card-detail li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .58em;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--brand);
  opacity: .55;
}

.cards-more { display: flex; justify-content: center; margin-top: 2.6rem; }
.card.is-extra[hidden] { display: none; }

/* ============================== 8. POR QUÉ ADIT ============================== */
.why-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: clamp(2.4rem, 5vw, 4.5rem);
  align-items: start;
}
.why-copy p { color: var(--ink-2); font-size: 1.02rem; line-height: 1.72; }
.why-highlight {
  margin-top: 1.3rem;
  padding-left: 1.15rem;
  border-left: 3px solid var(--brand);
  color: var(--navy) !important;
  font-weight: 600;
}

.why-list {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  padding: clamp(1.5rem, 3vw, 2.2rem);
  box-shadow: var(--shadow-sm);
}
.why-list-head {
  margin-bottom: 1.4rem;
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--line);
  font-size: .95rem;
  color: var(--ink-2);
}
.why-list ul { display: grid; gap: 1.25rem; }
.why-list li { display: grid; gap: .18rem; }
.why-list h3 { margin: 0; font-size: 1rem; color: var(--brand-700); }
.why-list h3 span { color: var(--navy); font-weight: 600; }
.why-list p { font-size: .9rem; color: var(--ink-2); line-height: 1.6; }

/* ============================== 9. SECTORES Y CLIENTES ============================== */
.sector-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.sector-grid li {
  padding: 1.35rem 1.4rem;
  background: #fff;
  font-size: .95rem;
  font-weight: 550;
  color: var(--navy);
  transition: background-color var(--t-fast), color var(--t-fast);
}
.sector-grid li:hover { background: var(--brand-tint); color: var(--brand-700); }

/* 18rem de mínimo -> tres columnas en escritorio y dos filas de tres logos,
   que se leen mucho mejor que una tira de seis logos chiquitos. */
.logo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.logo-item {
  display: grid;
  place-items: center;
  min-height: 9.5rem;
  padding: 1.6rem 1.4rem;
  background: #fff;
  text-align: center;
  transition: background-color var(--t-base);
}
.logo-item:hover { background: var(--brand-tint); }

/* Logos en archivo. Todos vienen en un lienzo de 900×340 con fondo transparente,
   así que basta con darles el mismo ancho para que queden ópticamente alineados. */
.logo-item img {
  width: 100%;
  max-width: 258px;
  height: auto;
  filter: grayscale(1);
  opacity: .62;
  transition: filter var(--t-base), opacity var(--t-base);
}
.logo-item:hover img { filter: grayscale(0); opacity: 1; }

/* Wordmark tipográfico, mientras no haya archivo de logo */
.logo-word {
  font-size: clamp(1rem, .93rem + .35vw, 1.2rem);
  font-weight: 700;
  letter-spacing: -.01em;
  line-height: 1.25;
  color: var(--ink-3);
  text-wrap: balance;
  transition: color var(--t-base);
}
.logo-item:hover .logo-word { color: var(--brand-700); }

/* ============================== 10. BANDA CTA ============================== */
.cta-band {
  background-color: var(--navy-900);
  background-image: linear-gradient(90deg, rgba(10,32,58,.92) 0%, rgba(10,32,58,.55) 100%),
                    url("../assets/cta-bg.jpg");
  background-size: cover;
  background-position: center;
  color: #fff;
}
.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem 2rem;
  padding-block: clamp(2.8rem, 5vw, 4.2rem);
}
.cta-title {
  margin: 0;
  color: #fff;
  font-size: clamp(1.6rem, 1.1rem + 2.2vw, 2.6rem);
  letter-spacing: -.03em;
}

/* ============================== 11. CONTACTO ============================== */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: clamp(2.4rem, 5vw, 4.5rem);
  align-items: start;
}

.contact-list { margin-top: 2.2rem; display: grid; gap: 1.15rem; }
.contact-list li { display: flex; flex-direction: column; gap: .1rem; }
.contact-label {
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.contact-list a, .contact-list li > span:last-child { font-size: 1rem; color: var(--navy); }
.contact-list a {
  align-self: flex-start;
  border-bottom: 1px solid transparent;
  transition: color var(--t-fast), border-color var(--t-fast);
}
.contact-list a:hover { color: var(--brand); border-bottom-color: currentColor; }

.contact-form {
  padding: clamp(1.5rem, 3vw, 2.3rem);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-md);
}

.field { margin-bottom: 1.05rem; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.05rem; }

.field label {
  display: block;
  margin-bottom: .35rem;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--navy);
}
.req { color: var(--brand); }

.field input, .field select, .field textarea {
  width: 100%;
  padding: .75rem .95rem;
  font: inherit;
  font-size: .94rem;
  color: var(--ink);
  background: #fff;
  border: 1.5px solid var(--line-2);
  border-radius: var(--r-sm);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.field textarea { resize: vertical; min-height: 7rem; line-height: 1.6; }
.field select {
  appearance: none;
  cursor: pointer;
  padding-right: 2.4rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='none' stroke='%238494a4' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 8l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right .85rem center;
  background-size: 18px;
}
.field input::placeholder, .field textarea::placeholder { color: var(--ink-3); }

.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(81, 142, 200, .18);
}
.field.has-error input,
.field.has-error select,
.field.has-error textarea { border-color: #d64545; }
.field.has-error input:focus,
.field.has-error select:focus,
.field.has-error textarea:focus { box-shadow: 0 0 0 3px rgba(214, 69, 69, .16); }

.error { margin: .3rem 0 0; font-size: var(--fs-xs); color: #d64545; }

.checkbox {
  display: flex;
  align-items: flex-start;
  gap: .6rem;
  margin-bottom: 1.25rem;
  font-size: var(--fs-sm);
  color: var(--ink-2);
  line-height: 1.5;
  cursor: pointer;
}
.checkbox.has-error span { color: #d64545; }
.checkbox.has-error input { outline: 2px solid #d64545; outline-offset: 2px; border-radius: 3px; }
.checkbox input {
  width: 1.05rem;
  height: 1.05rem;
  margin: .2rem 0 0;
  accent-color: var(--brand);
  flex-shrink: 0;
  cursor: pointer;
}

.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form-status { margin: .9rem 0 0; font-size: var(--fs-sm); line-height: 1.5; }
.form-status.is-ok    { color: var(--brand-700); font-weight: 600; }
.form-status.is-error { color: #d64545; font-weight: 600; }

/* ============================== 12. FOOTER ============================== */
.site-footer {
  background: var(--navy-900);
  color: #a9c0d8;
  padding-block: clamp(3rem, 5vw, 4.2rem) 1.8rem;
}
.footer-inner { display: grid; gap: 2.8rem; }
.footer-brand { max-width: 22rem; }
.footer-brand img { height: 52px; width: auto; }
.footer-tagline { margin-top: 1rem; font-size: .92rem; line-height: 1.65; color: #90a9c4; }

.footer-nav {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 12rem), 1fr));
  gap: 2rem;
}
.footer-nav h3 {
  margin-bottom: 1rem;
  padding-bottom: .55rem;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: #fff;
  border-bottom: 2px solid var(--brand);
  display: inline-block;
}
.footer-nav ul { display: grid; gap: .55rem; }
.footer-nav a, .footer-nav span { font-size: .91rem; color: #a9c0d8; }
.footer-nav a { transition: color var(--t-fast); }
.footer-nav a:hover { color: #fff; }

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: .6rem 2rem;
  padding-top: 1.7rem;
  border-top: 1px solid rgba(255,255,255,.12);
  font-size: var(--fs-xs);
  color: #7d96b2;
}
.footer-bottom p { margin: 0; }
.footer-legal { max-width: 34rem; }

.to-top {
  position: fixed;
  right: clamp(1rem, 3vw, 2rem);
  bottom: clamp(1rem, 3vw, 2rem);
  z-index: 90;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  background: #fff;
  border: 1px solid var(--line-2);
  border-radius: var(--r-pill);
  color: var(--navy);
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity var(--t-base), transform var(--t-base),
              visibility var(--t-base), color var(--t-fast), border-color var(--t-fast);
}
.to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover { color: var(--brand); border-color: var(--brand); }
.to-top svg { width: 19px; height: 19px; }

/* ============================== 13. RESPONSIVE ============================== */
@media (max-width: 1000px) {
  .why-grid, .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 880px) {
  .nav-toggle { display: inline-grid; margin-left: auto; }

  /* El panel cuelga del header (que es sticky), así acompaña el scroll. */
  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    max-height: calc(100vh - 84px);
    overflow-y: auto;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin: 0;
    padding: 1rem var(--gutter) 1.6rem;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-lg);
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--t-base), transform var(--t-base), visibility var(--t-base);
  }
  .nav.is-open { opacity: 1; visibility: visible; transform: translateY(0); }
  .nav-list { flex-direction: column; align-items: stretch; gap: 0; }
  .nav-list a {
    display: block;
    padding: .9rem 0;
    font-size: 1.02rem;
    border-bottom: 1px solid var(--line);
  }
  .nav-list a::after { display: none; }
  .nav-cta { margin-top: 1.1rem; width: 100%; padding-block: .85rem; }

  .cta-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 620px) {
  html { scroll-padding-top: 84px; }
  .topbar-claim { display: none; }
  .topbar-inner { justify-content: center; }
  .topbar-contact { gap: 1rem; font-size: .72rem; }
  .field-row { grid-template-columns: 1fr; gap: 0; }
  .footer-bottom { flex-direction: column; }
  .hero-actions .btn { flex: 1 1 100%; }
}

/* En pantallas muy angostas dejamos el teléfono, que es el contacto más útil. */
@media (max-width: 430px) {
  .topbar-contact li:last-child { display: none; }
}

/* ============================== 14. ANIMACIONES Y A11Y ============================== */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 620ms cubic-bezier(.16, 1, .3, 1),
              transform 620ms cubic-bezier(.16, 1, .3, 1);
  will-change: opacity, transform;
}
.reveal.is-visible { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}

@media print {
  .site-header, .topbar, .to-top, .contact-form, .cta-band { display: none; }
  .hero { min-height: auto; color: #000; }
  .hero-media { display: none; }
  .hero-title, .hero-lead { color: #000; }
  .reveal { opacity: 1; transform: none; }
  .card-detail[hidden] { display: block !important; }
}