/* ===== Funcrevi — estilos ===== */
:root {
  /* Colores del logo */
  --magenta: #E91E63;       /* acento principal (detalles) */
  --magenta-ink: #C2185B;   /* fucsia para texto y botones (contraste AA) */
  --magenta-ink-2: #A3134C;
  --purple: #7B1FA2;
  --orange: #F57C00;
  --yellow-dark: #D9A400;
  --green: #22A045;
  --blue: #1E7FD8;

  --ink: #2B2B2B;
  --ink-2: #333333;
  --muted: #5C6168;
  --bg: #FFFFFF;
  --bg-alt: #F7F7F8;
  --border: #E6E6EA;
  --photo: #F1F1F3;         /* espacio reservado para fotografías */
  --danger: #C62828;
  --ok: #1B7F3B;

  --radius: 14px;
  --shadow: 0 1px 2px rgba(0,0,0,.04), 0 6px 16px rgba(0,0,0,.05);
  --max: 1160px;
  --header-h: 76px;

  --font-head: "Nunito", system-ui, sans-serif;
  --font-body: "Open Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 12px); -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--font-body); font-size: 1rem; color: var(--ink-2); background: var(--bg); line-height: 1.65; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--magenta-ink); }
h1, h2, h3 { font-family: var(--font-head); color: var(--ink); line-height: 1.2; margin: 0 0 .5em; letter-spacing: -.005em; }
h1 { font-size: clamp(2rem, 3.6vw, 2.85rem); font-weight: 800; max-width: 20ch; }
h2 { font-size: clamp(1.5rem, 2.4vw, 2rem); font-weight: 700; }
h3 { font-size: 1.08rem; font-weight: 700; }
p { margin: 0 0 1em; }
fieldset { border: 0; margin: 0; padding: 0; min-width: 0; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.muted { color: var(--muted); }
.eyebrow { font-size: .78rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--magenta-ink); margin-bottom: .6rem; }

.skip-link { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--ink); color: #fff; padding: .6rem 1rem; border-radius: 8px; }
.skip-link:focus { top: 12px; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 2px; border-radius: 4px; }

/* ===== Botones ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  min-height: 48px; padding: .75rem 1.4rem;
  background: var(--magenta-ink); color: #fff; border: 2px solid var(--magenta-ink); border-radius: 10px;
  font: inherit; font-weight: 600; text-decoration: none; cursor: pointer;
  transition: background .2s, border-color .2s, color .2s;
}
.btn:hover { background: var(--magenta-ink-2); border-color: var(--magenta-ink-2); }
.btn:disabled { opacity: .65; cursor: progress; }
.btn--ghost { background: #fff; color: var(--ink); border-color: #CFCFD5; }
.btn--ghost:hover { background: var(--bg-alt); border-color: var(--ink-2); color: var(--ink); }
.btn--small { min-height: 40px; padding: .45rem 1rem; font-size: .92rem; }
.btn--block { width: 100%; }
.btn--whatsapp { background: #1F9D55; border-color: #1F9D55; margin-top: 1.25rem; }
.btn--whatsapp:hover { background: #17824A; border-color: #17824A; }
.btn--whatsapp svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

/* ===== Espacios para fotografía ===== */
.photo { position: relative; width: 100%; aspect-ratio: var(--ratio, 4 / 3); background: var(--photo); border-radius: var(--radius); overflow: hidden; }
.photo > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.photo--card { border-radius: 0; }

/* ===== Cabecera ===== */
.header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.97); border-bottom: 1px solid transparent; transition: border-color .2s; }
.header.is-scrolled { border-bottom-color: var(--border); }
.header__inner { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); }
.logo img { height: 56px; width: auto; }
.nav { display: flex; align-items: center; gap: 1.6rem; }
.nav a { color: var(--ink-2); text-decoration: none; font-weight: 600; font-size: .94rem; }
.nav a:not(.btn):hover { color: var(--magenta-ink); }
.nav .btn { color: #fff; }
.nav-toggle { display: none; width: 44px; height: 44px; background: none; border: 0; padding: 10px; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--ink); margin: 5px 0; border-radius: 2px; transition: transform .25s, opacity .25s; }

/* ===== Portada ===== */
.hero { padding: 56px 0 72px; }
.hero__inner { display: grid; grid-template-columns: 1fr 1.05fr; gap: 56px; align-items: center; }
.lead { font-size: 1.1rem; color: var(--muted); max-width: 520px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 1.6rem; }

/* ===== Secciones ===== */
.section { padding: 72px 0; }
.section--alt { background: var(--bg-alt); }
.section__head { max-width: 640px; margin-bottom: 36px; }
.section__head h2 { margin: 0; }

/* Quiénes somos */
.about { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: center; }
.about__text p { color: var(--muted); }
.about__text strong { color: var(--ink); }
.about__purpose { border-left: 3px solid var(--magenta); padding-left: 14px; margin-bottom: 0; }

/* Tarjetas */
.grid { display: grid; gap: 24px; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.card {
  display: flex; flex-direction: column; background: #fff;
  border: 1px solid var(--border); border-top: 3px solid var(--c, var(--border));
  border-radius: var(--radius); overflow: hidden;
  transition: box-shadow .2s, transform .2s;
}
.card:hover { box-shadow: var(--shadow); }
.card__body { display: flex; flex-direction: column; flex: 1; padding: 20px 22px 22px; }
.card__body p { color: var(--muted); font-size: .95rem; margin: 0; }
.card__title { display: flex; align-items: center; gap: 10px; }
.card__icon { flex: none; width: 22px; height: 22px; fill: none; stroke: var(--c); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.card__cta {
  margin-top: auto; padding-top: 16px; align-self: flex-start;
  font-weight: 600; font-size: .94rem; text-decoration: none; color: var(--magenta-ink);
  min-height: 44px; display: inline-flex; align-items: center; gap: 6px;
}
.card__cta span { transition: transform .2s; }
.card__cta:hover span { transform: translateX(3px); }
.card__cta:hover { text-decoration: underline; text-underline-offset: 3px; }
.tag { align-self: flex-start; font-size: .72rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-2); margin-bottom: 8px; display: inline-flex; align-items: center; gap: 6px; }
.tag::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--c); }
.card--event h3 { font-size: 1.02rem; }

/* Caso de experiencia (plantilla) */
.case__data { margin: 8px 0 0; display: grid; gap: 8px; }
.case__data div { display: grid; grid-template-columns: 96px 1fr; gap: 8px; font-size: .92rem; }
.case__data dt { font-weight: 600; color: var(--ink); }
.case__data dd { margin: 0; color: var(--muted); }

/* Proceso */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; background: #fff; }
.step { display: flex; gap: 14px; padding: 22px; }
.step + .step { border-left: 1px solid var(--border); }
.step__num { flex: none; width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; font-family: var(--font-head); font-weight: 800; color: var(--magenta-ink); background: #FCE4EC; }
.step h3 { margin: 4px 0 4px; font-size: 1rem; }
.step p { margin: 0; color: var(--muted); font-size: .93rem; }

/* Por qué */
.why { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.why li { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; }
.why svg { width: 28px; height: 28px; fill: none; stroke: var(--magenta-ink); stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; margin-bottom: 12px; }
.why h3 { font-size: 1rem; margin-bottom: 6px; }
.why p { margin: 0; color: var(--muted); font-size: .93rem; }

/* ===== Contacto y formulario ===== */
.contact { display: grid; grid-template-columns: .8fr 1.2fr; gap: 48px; align-items: start; }
.contact__info { position: sticky; top: calc(var(--header-h) + 24px); }
.contact__list { list-style: none; margin: 1.5rem 0 0; padding: 0; display: grid; gap: 14px; }
.contact__list li { display: grid; gap: 2px; }
.contact__list .k { font-size: .78rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.contact__list a, .contact__list .v { color: var(--ink); font-weight: 600; text-decoration: none; }
.contact__list a:hover { color: var(--magenta-ink); text-decoration: underline; }

.form { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; display: grid; gap: 22px; box-shadow: var(--shadow); }
.form__group { display: grid; gap: 14px; }
.form__group + .form__group { border-top: 1px solid var(--border); padding-top: 20px; }
.form__legend { font-family: var(--font-head); font-weight: 700; font-size: 1.02rem; color: var(--ink); margin-bottom: 4px; padding: 0; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.field { display: grid; gap: 6px; align-content: start; }
.field label, .field__label { font-size: .9rem; font-weight: 600; color: var(--ink); }
.req { color: var(--magenta-ink); }
.hint { font-size: .84rem; font-weight: 400; color: var(--muted); margin: 0; }
.form__legend .hint { margin-left: 6px; }
.form input[type="text"], .form input[type="tel"], .form input[type="email"], .form input[type="number"], .form input[type="date"], .form textarea {
  width: 100%; min-height: 46px; font: inherit; font-size: 1rem; color: var(--ink);
  padding: .65rem .85rem; background: #fff; border: 1px solid #CDCDD3; border-radius: 10px;
  transition: border-color .2s, box-shadow .2s;
}
.form textarea { resize: vertical; }
.form input:focus, .form textarea:focus { outline: none; border-color: var(--magenta-ink); box-shadow: 0 0 0 3px rgba(194,24,91,.15); }
.form input[type="file"] { font: inherit; font-size: .92rem; padding: .5rem 0; }
.form [aria-invalid="true"] { border-color: var(--danger) !important; }
.field__error { margin: 0; font-size: .85rem; color: var(--danger); font-weight: 600; }
.field__error:empty { display: none; }

.checks { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.checks--inline { grid-template-columns: repeat(3, 1fr); gap: 8px; }
.check { position: relative; display: flex; align-items: center; gap: 10px; min-height: 46px; padding: .55rem .8rem; border: 1px solid #CDCDD3; border-radius: 10px; cursor: pointer; font-size: .94rem; font-weight: 500; color: var(--ink); transition: border-color .2s, background .2s; }
.check:hover { border-color: var(--magenta-ink); }
.check input { width: 18px; height: 18px; margin: 0; flex: none; accent-color: var(--magenta-ink); }
.check:has(input:checked) { border-color: var(--magenta-ink); background: #FDF1F5; }
.check:has(input:focus-visible) { outline: 3px solid var(--blue); outline-offset: 2px; }
#servicesField.is-invalid .check { border-color: var(--danger); }

.consent { display: flex; gap: 10px; align-items: flex-start; font-size: .88rem; font-weight: 400 !important; color: var(--muted) !important; cursor: pointer; }
.consent input { width: 20px; height: 20px; margin: 2px 0 0; flex: none; accent-color: var(--magenta-ink); }
.consent.is-invalid { color: var(--danger) !important; }

.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.form__status { padding: 12px 14px; border-radius: 10px; font-size: .94rem; font-weight: 600; }
.form__status.is-ok { background: #E8F5EC; color: var(--ok); }
.form__status.is-err { background: #FDECEC; color: var(--danger); }
.form__status.is-warn { background: #FFF6E0; color: #7A5300; }

/* ===== Pie ===== */
.footer { background: var(--bg-alt); border-top: 1px solid var(--border); color: var(--muted); font-size: .93rem; }
.footer__inner { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; padding-top: 44px; padding-bottom: 28px; }
.footer__brand img { height: 56px; width: auto; mix-blend-mode: multiply; }
.footer__brand p { margin: .6rem 0 0; }
.footer__title { font-family: var(--font-body); font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--ink); margin: 0 0 12px; }
.footer__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.footer a { color: var(--ink-2); text-decoration: none; }
.footer a:hover { color: var(--magenta-ink); text-decoration: underline; }
.footer__bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding-top: 18px; padding-bottom: 24px; border-top: 1px solid var(--border); font-size: .86rem; }
.footer__bottom p { margin: 0; }

/* ===== Animación discreta ===== */
.reveal { opacity: 0; transform: translateY(12px); transition: opacity .5s ease, transform .5s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ===== Responsive ===== */
@media (max-width: 1060px) {
  .grid--4, .why { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .step:nth-child(3) { border-left: 0; }
  .step:nth-child(n+3) { border-top: 1px solid var(--border); }
}

@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .nav { position: absolute; top: var(--header-h); left: 0; right: 0; display: none; flex-direction: column; align-items: stretch; gap: 0; background: #fff; border-bottom: 1px solid var(--border); padding: 4px 20px 20px; box-shadow: 0 12px 20px rgba(0,0,0,.06); }
  .nav.is-open { display: flex; }
  .nav a { padding: 14px 0; border-bottom: 1px solid var(--border); font-size: 1rem; }
  .nav .btn { margin-top: 14px; border-bottom: 0; min-height: 48px; }
  .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 { padding: 36px 0 56px; }
  .hero__inner, .about, .contact { grid-template-columns: 1fr; gap: 32px; }
  .about .photo { order: 2; }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .contact__info { position: static; }
  .section { padding: 56px 0; }
  .footer__inner { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 600px) {
  :root { --header-h: 68px; }
  .logo img { height: 48px; }
  h1 { max-width: none; }
  .grid--3, .grid--4, .why, .form__row, .checks { grid-template-columns: 1fr; }
  .checks--inline { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr; }
  .step + .step { border-left: 0; border-top: 1px solid var(--border); }
  .hero__actions .btn { flex: 1 1 100%; }
  .form { padding: 20px; }
  .footer__inner { grid-template-columns: 1fr; }
}