/* ==========================================================================
   Movira — Landing institucional
   Paleta y tipografía tomadas de la app (frontend/src/styles.scss, index.html)
   ========================================================================== */

:root {
  --azul-primario: #0e5a8a;
  --azul-oscuro: #0a3d5c;
  --celeste-acento: #00a8cc;
  --celeste-claro: #bfe3f2;
  --fondo: #f1f3f4;
  --blanco: #ffffff;
  --texto: #16232c;
  --texto-suave: #4d5c66;
  --borde: #dfe6ea;

  --fuente-marca: 'Google Sans', Roboto, sans-serif;
  --fuente-texto: 'Roboto', sans-serif;

  --radio: 12px;
  --sombra: 0 4px 20px rgba(10, 61, 92, 0.08);
  --sombra-lg: 0 12px 40px rgba(10, 61, 92, 0.14);

  --ancho-max: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body {
  margin: 0;
  font-family: var(--fuente-texto);
  color: var(--texto);
  background: var(--blanco);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--fuente-marca);
  color: var(--azul-oscuro);
  line-height: 1.2;
  margin: 0 0 .5em;
}

h1 { font-size: clamp(2rem, 4vw, 2.75rem); font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3vw, 2.1rem); font-weight: 700; text-align: center; }
h3 { font-size: 1.15rem; font-weight: 700; }

p { margin: 0 0 1em; color: var(--texto-suave); }

a { color: var(--azul-primario); }

a:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--azul-primario);
  outline-offset: 2px;
  border-radius: 3px;
}

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

.container {
  max-width: var(--ancho-max);
  margin: 0 auto;
  padding: 0 24px;
}

.container-narrow {
  max-width: 760px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--azul-oscuro);
  color: #fff;
  padding: 10px 16px;
  border-radius: 0 0 8px 0;
  z-index: 1000;
}
.skip-link:focus {
  left: 0;
}

/* ---------- Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  font-family: var(--fuente-marca);
  font-weight: 700;
  font-size: .95rem;
  padding: 12px 22px;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .12s ease, box-shadow .12s ease, background .12s ease, color .12s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn:focus-visible {
  outline: 3px solid var(--celeste-acento);
  outline-offset: 2px;
}

.btn-primary {
  background: var(--azul-primario);
  color: #fff;
  box-shadow: var(--sombra);
}
.btn-primary:hover { background: var(--azul-oscuro); }

.btn-ghost {
  background: transparent;
  border-color: var(--azul-primario);
  color: var(--azul-primario);
}
.btn-ghost:hover { background: rgba(14, 90, 138, .08); }

.btn-lg { padding: 15px 30px; font-size: 1rem; }

.btn-submit { width: 100%; margin-top: 6px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--blanco);
  border-bottom: 1px solid var(--borde);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  padding-bottom: 12px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.brand-logo { border-radius: 8px; }
.brand-name {
  font-family: var(--fuente-marca);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--azul-oscuro);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
.site-nav a:not(.btn) {
  color: var(--texto);
  text-decoration: none;
  font-weight: 500;
  font-size: .95rem;
}
.site-nav a:not(.btn):hover { color: var(--azul-primario); }
.btn-nav { padding: 10px 20px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: none;
  border-radius: 8px;
  cursor: pointer;
}
.nav-toggle:focus-visible {
  outline: 3px solid var(--azul-primario);
  outline-offset: 2px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--azul-oscuro);
  border-radius: 2px;
  transition: transform .18s ease, opacity .18s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  background:
    linear-gradient(160deg, rgba(10, 61, 92, .92) 0%, rgba(14, 90, 138, .84) 55%, rgba(14, 90, 138, .8) 100%),
    url('../img/hero-van.jpg') center 30% / cover no-repeat;
  color: #fff;
  padding: 56px 0;
}
.hero-inner {
  display: flex;
}
.hero-copy {
  max-width: 720px;
}
.eyebrow {
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: .8rem;
  font-weight: 700;
  color: var(--celeste-claro);
  margin-bottom: 14px;
}
.hero h1 { color: #fff; }
.hero-sub {
  color: var(--celeste-claro);
  font-size: 1.05rem;
  max-width: 52ch;
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 26px 0 20px;
}
.hero .btn-ghost {
  border-color: rgba(255,255,255,.6);
  color: #fff;
}
.hero .btn-ghost:hover { background: rgba(255,255,255,.12); }

.hero-trust {
  list-style: none;
  display: flex;
  flex-wrap: nowrap;
  gap: 8px 14px;
  padding: 0;
  margin: 0;
  font-size: .85rem;
  color: var(--celeste-claro);
}
.hero-trust li { display: flex; align-items: center; gap: 6px; white-space: nowrap; }
.hero-trust li::before {
  content: '';
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--celeste-acento);
  flex-shrink: 0;
}

/* ---------- Secciones genéricas ---------- */
section { padding: 76px 0; }
section h2 { margin-bottom: 46px; }

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px 40px;
}

.card {
  background: var(--fondo);
  border-radius: var(--radio);
  padding: 28px 26px;
}
.card-rol {
  background: var(--blanco);
  border: 1px solid var(--borde);
  box-shadow: var(--sombra);
}
.card-problema {
  border-left: 4px solid var(--celeste-acento);
}

/* ---------- Comparativa (con / sin Movira) ---------- */
.comparativa { background: var(--fondo); padding-top: 40px; }

.comparativa-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.comparativa-fila {
  background: var(--blanco);
  border-radius: var(--radio);
  padding: 26px 28px;
  box-shadow: var(--sombra);
}

.comparativa-tema { margin-bottom: 16px; }

.comparativa-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.comparativa-celda p { margin: 0; }

.comparativa-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--fuente-marca);
  font-weight: 700;
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 12px;
}

.comparativa-celda.sin .comparativa-tag { background: #fdecea; color: #b3261e; }
.comparativa-celda.con .comparativa-tag { background: #e3f6fb; color: var(--azul-oscuro); }
.comparativa-celda.sin p { color: #7a5c59; }

@media (max-width: 640px) {
  .comparativa-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .comparativa-celda.sin {
    padding-bottom: 14px;
    border-bottom: 1px dashed var(--borde);
  }
}

/* ---------- Cómo funciona ---------- */
.pasos {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  counter-reset: paso;
}
.paso {
  position: relative;
  padding-top: 8px;
}
.paso-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--azul-primario);
  color: #fff;
  font-family: var(--fuente-marca);
  font-weight: 700;
  margin-bottom: 14px;
}

/* ---------- Beneficios ---------- */
.beneficios { background: var(--fondo); }
.beneficio {
  background: var(--blanco);
  border-radius: var(--radio);
  padding: 24px 26px;
  box-shadow: var(--sombra);
}
.beneficio h3::before {
  content: '';
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 3px;
  background: var(--celeste-acento);
  margin-right: 10px;
}

/* ---------- FAQ ---------- */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: var(--fondo);
  border-radius: var(--radio);
  padding: 6px 22px;
}
.faq-item summary {
  cursor: pointer;
  font-family: var(--fuente-marca);
  font-weight: 700;
  color: var(--azul-oscuro);
  padding: 16px 0;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-size: 1.4rem;
  color: var(--azul-primario);
  flex-shrink: 0;
  transition: transform .15s ease;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { padding-bottom: 18px; margin: 0; }

/* ---------- Demo / formulario ---------- */
.demo {
  background: var(--azul-oscuro);
  color: #fff;
}
.demo h2 { color: #fff; margin-bottom: 14px; }
.demo-sub {
  text-align: center;
  color: var(--celeste-claro);
  max-width: 56ch;
  margin: 0 auto 36px;
}

.demo-form {
  background: var(--blanco);
  border-radius: var(--radio);
  padding: 32px;
  box-shadow: var(--sombra-lg);
}

.form-row { margin-bottom: 18px; }
.form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 0;
}
.form-row-2 > div { margin-bottom: 18px; }

label {
  display: block;
  font-weight: 500;
  font-size: 1rem;
  color: var(--azul-oscuro);
  margin-bottom: 6px;
}

.opcional {
  font-weight: 400;
  color: var(--texto-suave);
  font-size: .9em;
}

input, select, textarea {
  width: 100%;
  font-family: var(--fuente-texto);
  font-size: 1rem;
  padding: 13px 14px;
  border: 1.5px solid var(--borde);
  border-radius: 8px;
  color: var(--texto);
  background: var(--blanco);
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--azul-primario);
  box-shadow: 0 0 0 3px rgba(14, 90, 138, .35);
}
textarea { resize: vertical; min-height: 90px; }

.form-hint {
  font-size: .85rem;
  color: var(--texto-suave);
  margin: 10px 0 18px;
}

.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.form-status {
  margin: 14px 0 0;
  font-size: .9rem;
  min-height: 1.2em;
  text-align: center;
}
.form-status.ok { color: #1a7f37; }
.form-status.error { color: #c0392b; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--fondo);
  padding: 40px 0;
  text-align: center;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--fuente-marca);
  font-weight: 700;
  color: var(--azul-oscuro);
}
.footer-brand img { border-radius: 6px; }
.footer-copy { max-width: 50ch; font-size: .9rem; }
.footer-contact a { text-decoration: none; font-weight: 500; }
.footer-legal { font-size: .85rem; color: #5c6b73; margin: 0; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero-copy { max-width: 100%; }
  .hero-trust { flex-wrap: wrap; }

  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .pasos { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 960px) {
  .nav-toggle { display: flex; }
  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--blanco);
    border-bottom: 1px solid var(--borde);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 24px 18px;
    display: none;
  }
  .site-nav.open { display: flex; }
  .site-nav a:not(.btn) { padding: 12px 0; border-bottom: 1px solid var(--borde); }
  .btn-nav { margin-top: 14px; }

  .form-row-2 { grid-template-columns: 1fr; }
  section { padding: 56px 0; }
}

@media (max-width: 520px) {
  .pasos { grid-template-columns: 1fr; }
  .demo-form { padding: 24px 20px; }
}