/* ===== Vértice Tech CR — estilos (tema claro) ===== */
:root {
  --bg: #ffffff;
  --bg-2: #fbf6f9;
  --surface: #ffffff;
  --surface-2: #fdf8fb;
  --border: rgba(142, 23, 70, 0.12);
  --text: #2a0a1e;
  --muted: #6b5563;
  --wine: #8e1746;
  --pink: #e0457b;
  --rose: #c2185b;
  --cyan: #18a9dd;
  --cyan-dark: #0b86b8;
  --blue: #1677d6;
  --grad: linear-gradient(110deg, #e0457b 0%, #b0174f 40%, #1aa3dc 100%);
  --grad-btn: linear-gradient(110deg, #b0174f 0%, #e0457b 50%, #2aa9e8 100%);
  --radius: 18px;
  --shadow: 0 20px 50px -24px rgba(142, 23, 70, 0.28);
  --shadow-sm: 0 8px 24px -14px rgba(142, 23, 70, 0.25);
  --container: 1180px;
  --font-head: "Sora", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.15; margin: 0 0 .6em; letter-spacing: -0.02em; color: var(--text); }
h1 { font-size: clamp(2.3rem, 5.4vw, 4rem); font-weight: 800; }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.7rem); font-weight: 700; }
h3 { font-size: 1.2rem; font-weight: 600; }
p { margin: 0 0 1em; color: var(--muted); }
strong { color: var(--text); }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 20px; }
.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.eyebrow {
  display: inline-block; font-family: var(--font-head); font-size: .78rem; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase; color: var(--cyan-dark); margin-bottom: 1rem;
}
.lead { font-size: 1.15rem; max-width: 58ch; }
.skip { position: absolute; left: -999px; top: 0; background: var(--wine); color: #fff; padding: 10px 16px; z-index: 100; }
.skip:focus { left: 10px; top: 10px; }

/* ===== Botones ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  font-family: var(--font-head); font-weight: 600; font-size: .98rem;
  padding: .9rem 1.6rem; border-radius: 999px; border: 1px solid transparent;
  cursor: pointer; transition: transform .2s, box-shadow .2s, background .2s, border-color .2s, color .2s;
}
.btn--primary { background: var(--grad-btn); color: #fff; box-shadow: 0 10px 26px -10px rgba(194, 24, 91, .55); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 16px 32px -10px rgba(26, 163, 220, .5); }
.btn--ghost { border-color: rgba(142, 23, 70, .28); color: var(--wine); background: #fff; }
.btn--ghost:hover { border-color: var(--cyan); color: var(--cyan-dark); background: rgba(24, 169, 221, .06); }
.btn--sm { padding: .6rem 1.15rem; font-size: .9rem; }
.btn--block { width: 100%; }
.btn:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible {
  outline: 2px solid var(--cyan); outline-offset: 3px;
}

/* ===== Header ===== */
.header {
  position: fixed; inset: 0 0 auto; z-index: 50;
  transition: background .3s, border-color .3s, box-shadow .3s;
  border-bottom: 1px solid transparent;
}
.header.is-scrolled { background: rgba(255, 255, 255, .9); backdrop-filter: blur(14px); border-color: var(--border); box-shadow: 0 6px 24px -18px rgba(142, 23, 70, .4); }
.header__inner { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.brand { display: flex; align-items: center; gap: .65rem; }
.brand img { width: 52px; height: auto; }
.brand__text { font-family: var(--font-head); font-weight: 800; font-size: 1.25rem; letter-spacing: .02em; text-transform: uppercase; line-height: 1; color: var(--wine); }
.brand__text small { display: block; font-size: .62rem; font-weight: 600; letter-spacing: .35em; color: var(--text); margin-top: 4px; }
.nav { display: flex; align-items: center; gap: 1.8rem; }
.nav a:not(.btn) { font-size: .95rem; font-weight: 500; color: var(--muted); position: relative; transition: color .2s; }
.nav a:not(.btn)::after { content: ""; position: absolute; left: 0; bottom: -6px; width: 0; height: 2px; background: var(--grad); transition: width .25s; }
.nav a:not(.btn):hover, .nav a.is-active { color: var(--wine); }
.nav a:not(.btn):hover::after, .nav a.is-active::after { width: 100%; }
.menu-btn { display: none; background: none; border: 0; width: 44px; height: 44px; cursor: pointer; padding: 10px; }
.menu-btn span { display: block; height: 2px; background: var(--wine); margin: 5px 0; border-radius: 2px; transition: transform .3s, opacity .3s; }
.menu-btn[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-btn[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-btn[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== Hero ===== */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; padding: 120px 0 80px; overflow: hidden;
  background: radial-gradient(ellipse at 75% 40%, rgba(224, 69, 123, .09), transparent 60%), radial-gradient(ellipse at 10% 90%, rgba(26, 163, 220, .08), transparent 55%), #fff; }
.hero::before { content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(rgba(142,23,70,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(142,23,70,.05) 1px, transparent 1px);
  background-size: 56px 56px; mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%); -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%); }
.hero__glow { position: absolute; border-radius: 50%; filter: blur(100px); pointer-events: none; }
.hero__glow--1 { width: 460px; height: 460px; background: #f3a6c8; top: -140px; right: -100px; opacity: .35; }
.hero__glow--2 { width: 380px; height: 380px; background: #9fdcf5; bottom: -160px; left: -140px; opacity: .35; }
.hero__grid { position: relative; display: grid; grid-template-columns: 1.1fr 1fr; gap: 3rem; align-items: center; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 1rem; margin: 2rem 0; }
.hero__chips { display: flex; flex-wrap: wrap; gap: .6rem; list-style: none; padding: 0; margin: 0; }
.hero__chips li { font-size: .85rem; padding: .4rem .9rem; border-radius: 999px; border: 1px solid var(--border); background: #fff; color: var(--muted); box-shadow: var(--shadow-sm); }
.hero__visual { position: relative; aspect-ratio: 1; display: grid; place-items: center; }
.hero__logo { width: 82%; position: relative; z-index: 2; filter: drop-shadow(0 25px 40px rgba(194, 24, 91, .22)); animation: float 6s ease-in-out infinite; }
.orbit { position: absolute; inset: 6%; border-radius: 50%; border: 1px dashed rgba(24, 169, 221, .4); animation: spin 40s linear infinite; }
.orbit::after { content: ""; position: absolute; top: 8%; left: 14%; width: 10px; height: 10px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 14px var(--cyan); }
.orbit--2 { inset: 18%; border-color: rgba(224, 69, 123, .35); animation-duration: 28s; animation-direction: reverse; }
.orbit--2::after { background: var(--pink); box-shadow: 0 0 14px var(--pink); top: auto; bottom: 10%; left: auto; right: 12%; }
.float-card {
  position: absolute; z-index: 3; display: flex; align-items: center; gap: .5rem;
  font-size: .85rem; font-weight: 500; padding: .65rem 1rem; border-radius: 14px; color: var(--text);
  background: rgba(255, 255, 255, .92); border: 1px solid var(--border); backdrop-filter: blur(10px); box-shadow: var(--shadow);
  animation: float 7s ease-in-out infinite;
}
.float-card code { color: var(--cyan-dark); font-weight: 700; }
.float-card--a { top: 10%; left: -2%; animation-delay: -1s; }
.float-card--b { top: 48%; right: -4%; animation-delay: -3s; }
.float-card--c { bottom: 8%; left: 8%; animation-delay: -5s; }
.dot { width: 9px; height: 9px; border-radius: 50%; }
.dot--cyan { background: var(--cyan); box-shadow: 0 0 8px var(--cyan); }
.dot--pink { background: var(--pink); box-shadow: 0 0 8px var(--pink); }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== Franja ===== */
.strip { border-block: 1px solid var(--border); background: linear-gradient(90deg, rgba(224,69,123,.06), rgba(26,163,220,.06)); }
.strip__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; padding-block: 2rem; text-align: center; }
.strip strong { display: block; font-family: var(--font-head); font-size: 1.6rem; font-weight: 800; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.strip span { font-size: .9rem; color: var(--muted); }

/* ===== Secciones ===== */
.section { padding: 110px 0; position: relative; }
.section--alt { background: var(--bg-2); }
.section--dark { background: radial-gradient(ellipse at 10% 0%, rgba(224, 69, 123, .08), transparent 55%), radial-gradient(ellipse at 100% 100%, rgba(26, 163, 220, .08), transparent 50%), #fff; }
.section__head { max-width: 720px; margin: 0 auto 3.5rem; text-align: center; }

/* Nosotros */
.about { display: grid; grid-template-columns: 1.2fr 1fr; gap: 3.5rem; align-items: center; }
.values { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 1.8rem; }
.value { padding: 1.3rem; border-radius: var(--radius); background: var(--surface-2); border: 1px solid var(--border); }
.value h3 { color: var(--wine); font-size: 1.05rem; }
.value p { margin: 0; font-size: .95rem; }
.about__card {
  padding: 2.4rem; border-radius: 24px; position: relative; background: #fff;
  border: 1px solid var(--border); box-shadow: var(--shadow);
}
.about__card::before { content: ""; position: absolute; inset: 0 0 auto; height: 4px; border-radius: 24px 24px 0 0; background: var(--grad); }
.about__card h3 { color: var(--wine); }
.checks { list-style: none; padding: 0; margin: 1.2rem 0 1.6rem; display: grid; gap: .7rem; }
.checks li { position: relative; padding-left: 1.9rem; color: var(--text); font-size: .98rem; }
.checks li::before {
  content: ""; position: absolute; left: 0; top: .28em; width: 1.15rem; height: 1.15rem; border-radius: 50%;
  background: var(--grad-btn);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 0a12 12 0 1 0 0 24 12 12 0 0 0 0-24Zm-1.7 17.3-4.8-4.8 1.7-1.7 3.1 3.1 6.7-6.7 1.7 1.7-8.4 8.4Z'/%3E%3C/svg%3E") center/contain no-repeat;
          mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 0a12 12 0 1 0 0 24 12 12 0 0 0 0-24Zm-1.7 17.3-4.8-4.8 1.7-1.7 3.1 3.1 6.7-6.7 1.7 1.7-8.4 8.4Z'/%3E%3C/svg%3E") center/contain no-repeat;
}

/* Servicios */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.card {
  padding: 2rem; border-radius: var(--radius); background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow-sm);
  transition: transform .3s, border-color .3s, box-shadow .3s; position: relative; overflow: hidden;
}
.card::before { content: ""; position: absolute; inset: 0 0 auto; height: 3px; background: var(--grad); opacity: 0; transition: opacity .3s; }
.card:hover { transform: translateY(-6px); border-color: rgba(224, 69, 123, .35); box-shadow: var(--shadow); }
.card:hover::before { opacity: 1; }
.card__icon {
  width: 54px; height: 54px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 1.3rem;
  background: var(--grad-btn); box-shadow: 0 10px 22px -10px rgba(194, 24, 91, .55);
}
.card__icon svg { width: 26px; height: 26px; fill: none; stroke: #fff; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.card p { font-size: .97rem; }
.card ul { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: .4rem; }
.card ul li { font-size: .78rem; font-weight: 500; padding: .25rem .65rem; border-radius: 999px; background: rgba(24, 169, 221, .1); color: var(--cyan-dark); }

/* Proceso */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.step { padding: 2rem 1.6rem; border-radius: var(--radius); border: 1px solid var(--border); background: linear-gradient(180deg, var(--bg-2), #fff); position: relative; }
.step__n { font-family: var(--font-head); font-size: 2.6rem; font-weight: 800; line-height: 1; display: block; margin-bottom: 1rem;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.step p { margin: 0; font-size: .95rem; }

/* Asesorías */
.advice { display: grid; grid-template-columns: 1fr 1.3fr; gap: 3.5rem; align-items: start; }
.advice__intro { position: sticky; top: 110px; }
.advice__list { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.advice__item { padding: 1.6rem; border-radius: var(--radius); background: #fff; border: 1px solid var(--border); border-left: 3px solid var(--pink); box-shadow: var(--shadow-sm); transition: transform .3s, box-shadow .3s; }
.advice__item:nth-child(even) { border-left-color: var(--cyan); }
.advice__item:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.advice__item p { margin: 0; font-size: .95rem; }

/* IA */
.ia { display: grid; grid-template-columns: 1fr 1.1fr; gap: 4rem; align-items: center; }
.chat { max-width: 400px; margin: 0 auto; border-radius: 26px; padding: 1.2rem; background: #fff; border: 1px solid var(--border); box-shadow: 0 30px 70px -25px rgba(194, 24, 91, .35); }
.chat__top { display: flex; align-items: center; gap: .8rem; padding-bottom: 1rem; margin-bottom: 1rem; border-bottom: 1px solid var(--border); }
.chat__top small { display: block; color: #16a34a; font-size: .78rem; }
.chat__avatar { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; font-family: var(--font-head); font-weight: 800; color: #fff; background: var(--grad-btn); }
.chat__msg { max-width: 85%; padding: .7rem 1rem; border-radius: 16px; font-size: .92rem; margin-bottom: .7rem; opacity: 0; transform: translateY(10px); }
.chat__msg--in { background: #f4edf2; color: var(--text); border-bottom-left-radius: 4px; }
.chat__msg--out { margin-left: auto; color: #fff; background: linear-gradient(135deg, #b0174f, #e0457b); border-bottom-right-radius: 4px; }
.ia__chat.is-visible .chat__msg { animation: msg .5s forwards; }
.ia__chat.is-visible .chat__msg:nth-child(3) { animation-delay: .6s; }
.ia__chat.is-visible .chat__msg:nth-child(4) { animation-delay: 1.3s; }
.ia__chat.is-visible .chat__msg:nth-child(5) { animation-delay: 1.9s; }
@keyframes msg { to { opacity: 1; transform: none; } }

/* Portafolio */
.project { display: grid; grid-template-columns: 1.1fr 1fr; gap: 3rem; align-items: center; padding: 2.5rem; border-radius: 26px; background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow); }
.tag { display: inline-block; font-size: .78rem; font-weight: 600; padding: .35rem .8rem; border-radius: 999px; background: rgba(224, 69, 123, .1); color: var(--wine); margin-bottom: 1rem; }
.techs { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.6rem; }
.techs span { font-size: .8rem; padding: .3rem .75rem; border-radius: 8px; border: 1px solid var(--border); color: var(--muted); font-family: ui-monospace, monospace; background: var(--bg-2); }
.mock { border-radius: 16px; overflow: hidden; background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow); }
.mock__bar { display: flex; gap: 6px; padding: 12px 14px; background: #f6eef3; }
.mock__bar span { width: 10px; height: 10px; border-radius: 50%; background: #ff5f57; }
.mock__bar span:nth-child(2) { background: #febc2e; }
.mock__bar span:nth-child(3) { background: #28c840; }
.mock__body { display: grid; grid-template-columns: 56px 1fr; min-height: 300px; }
.mock__side { background: #fbf6f9; border-right: 1px solid var(--border); padding: 16px 12px; display: grid; gap: 14px; align-content: start; }
.mock__side i { display: block; height: 30px; border-radius: 8px; background: rgba(142, 23, 70, .08); }
.mock__side i:first-child { background: var(--grad-btn); }
.mock__main { padding: 18px; }
.mock__title { font-family: var(--font-head); font-weight: 700; margin-bottom: 12px; color: var(--text); }
.mock__row { display: flex; align-items: center; gap: 10px; font-size: .85rem; padding: 10px 12px; border-radius: 10px; background: #faf5f8; margin-bottom: 8px; color: var(--muted); }
.mock__row b { color: var(--cyan-dark); min-width: 42px; }
.mock__row em { margin-left: auto; font-style: normal; font-size: .72rem; font-weight: 600; padding: 2px 8px; border-radius: 999px; background: rgba(22, 163, 74, .12); color: #15803d; }
.mock__row em.pend { background: rgba(217, 119, 6, .12); color: #b45309; }
.mock__stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 14px; }
.mock__stats span { text-align: center; padding: 10px; border-radius: 10px; background: linear-gradient(135deg, rgba(224,69,123,.1), rgba(26,163,220,.1)); font-size: .72rem; color: var(--muted); }
.mock__stats b { display: block; font-family: var(--font-head); font-size: 1.2rem; color: var(--wine); }
.soon { display: flex; align-items: center; gap: 1.5rem; margin-top: 1.5rem; padding: 1.6rem 2rem; border-radius: 20px; border: 1px dashed rgba(194, 24, 91, .35); background: #fff; }
.soon h3 { margin-bottom: .2rem; }
.soon p { margin: 0; }
.soon .btn { margin-left: auto; flex-shrink: 0; }
.soon__icon { width: 52px; height: 52px; flex-shrink: 0; border-radius: 50%; display: grid; place-items: center; font-size: 1.8rem; font-weight: 300; color: #fff; background: var(--grad-btn); }

/* Para quién */
.audience { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.aud { padding: 2rem; border-radius: var(--radius); text-align: center; background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow-sm); }
.aud h3 { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; font-size: 1.35rem; }
.aud p { margin: 0; }

/* FAQ */
.faq__list { max-width: 820px; margin: 0 auto; display: grid; gap: .9rem; }
details { border-radius: 14px; background: #fff; border: 1px solid var(--border); padding: 0 1.4rem; transition: border-color .3s; }
details[open] { border-color: rgba(24, 169, 221, .5); }
summary { cursor: pointer; list-style: none; padding: 1.2rem 0; font-family: var(--font-head); font-weight: 600; display: flex; justify-content: space-between; gap: 1rem; color: var(--text); }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; font-size: 1.4rem; line-height: 1; color: var(--rose); transition: transform .3s; }
details[open] summary::after { transform: rotate(45deg); }
details p { margin: 0 0 1.2rem; }

/* Contacto */
.contact { display: grid; grid-template-columns: 1fr 1.25fr; gap: 3.5rem; align-items: start; }
.contact__ways { display: grid; gap: 1rem; margin-top: 2rem; }
.way { display: flex; align-items: center; gap: 1rem; padding: 1rem 1.2rem; border-radius: 16px; background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow-sm); transition: border-color .3s, transform .3s; }
a.way:hover { border-color: var(--cyan); transform: translateX(4px); }
.way strong { display: block; font-family: var(--font-head); }
.way small { color: var(--muted); font-size: .9rem; word-break: break-all; }
.way__icon { width: 48px; height: 48px; flex-shrink: 0; border-radius: 14px; display: grid; place-items: center; }
.way__icon svg { width: 24px; height: 24px; }
.way__icon--wa { background: #25d366; }
.way__icon--wa svg { fill: #fff; }
.way__icon--mail, .way__icon--loc { background: var(--grad-btn); }
.way__icon--mail svg, .way__icon--loc svg { fill: none; stroke: #fff; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

.form { position: relative; padding: 2.4rem; border-radius: 26px; background: #fff; border: 1px solid var(--border); box-shadow: 0 30px 70px -30px rgba(194, 24, 91, .35); }
.form::before { content: ""; position: absolute; inset: 0 0 auto; height: 4px; border-radius: 26px 26px 0 0; background: var(--grad); }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field { display: block; margin-bottom: 1.1rem; }
.field span, .prefer legend { display: block; font-size: .88rem; font-weight: 600; margin-bottom: .45rem; color: var(--text); }
.field input, .field select, .field textarea {
  width: 100%; font: inherit; font-size: .97rem; color: var(--text); padding: .85rem 1rem; border-radius: 12px;
  background: #fbf7fa; border: 1px solid rgba(142, 23, 70, .16); transition: border-color .2s, background .2s, box-shadow .2s;
}
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23c2185b' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; background-size: 18px; padding-right: 2.6rem; }
.field select option { background: #fff; color: var(--text); }
.field textarea { resize: vertical; min-height: 120px; }
.field input::placeholder, .field textarea::placeholder { color: rgba(107, 85, 99, .6); }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--cyan); background: #fff; box-shadow: 0 0 0 4px rgba(24, 169, 221, .12); }
.prefer { border: 0; padding: 0; margin: 0 0 1.5rem; display: flex; flex-wrap: wrap; gap: .6rem; }
.prefer legend { width: 100%; margin-bottom: .7rem; }
.pill input { position: absolute; opacity: 0; pointer-events: none; }
.pill span { display: inline-block; padding: .6rem 1.1rem; border-radius: 999px; border: 1px solid rgba(142, 23, 70, .2); font-size: .9rem; color: var(--muted); cursor: pointer; transition: all .2s; background: #fff; }
.pill span:hover { border-color: var(--pink); color: var(--wine); }
.pill input:checked + span { background: var(--grad-btn); border-color: transparent; color: #fff; }
.pill input:focus-visible + span { outline: 2px solid var(--cyan); outline-offset: 2px; }
.form__note { font-size: .85rem; text-align: center; margin: 1rem 0 0; }
.form__note a { color: var(--cyan-dark); text-decoration: underline; }
.form__status { margin-top: 1rem; border-radius: 12px; font-size: .95rem; }
.form__status:not(:empty) { padding: 1rem 1.2rem; }
.form__status.ok { background: #ecfdf3; color: #166534; border: 1px solid #bbf7d0; }
.form__status.err { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.form__status a { text-decoration: underline; font-weight: 600; }
.hidden-field { position: absolute; left: -9999px; }

/* Footer */
.footer {
  position: relative; padding-top: 0; overflow: hidden;
  background:
    radial-gradient(ellipse at 0% 100%, rgba(224, 69, 123, .08), transparent 45%),
    radial-gradient(ellipse at 100% 60%, rgba(26, 163, 220, .08), transparent 45%),
    linear-gradient(180deg, #fff 0%, #fdf7fa 100%);
}
.btn--white { background: #fff; color: var(--wine); box-shadow: 0 10px 24px -10px rgba(0, 0, 0, .35); }
.btn--white:hover { transform: translateY(-2px); color: var(--rose); }
.btn--outline-white { border-color: rgba(255, 255, 255, .7); color: #fff; }
.btn--outline-white:hover { background: rgba(255, 255, 255, .15); border-color: #fff; }

.footer-cta {
  position: relative; overflow: hidden; display: flex; align-items: center; justify-content: space-between; gap: 2rem;
  margin: 0 0 4.5rem; padding: 2.8rem 3rem; border-radius: 28px; color: #fff;
  background: linear-gradient(115deg, #8e1746 0%, #c2185b 40%, #e0457b 65%, #1aa3dc 100%);
  box-shadow: 0 30px 60px -28px rgba(194, 24, 91, .6);
}
.footer-cta::before, .footer-cta::after { content: ""; position: absolute; border-radius: 50%; border: 1px solid rgba(255, 255, 255, .22); pointer-events: none; }
.footer-cta::before { width: 340px; height: 340px; right: -90px; top: -170px; }
.footer-cta::after { width: 220px; height: 220px; right: 120px; bottom: -150px; }
.footer-cta h2 { color: #fff; font-size: clamp(1.4rem, 2.6vw, 2rem); margin-bottom: .4rem; max-width: 22ch; }
.footer-cta p { color: rgba(255, 255, 255, .88); margin: 0; }
.footer-cta__actions { position: relative; display: flex; flex-wrap: wrap; gap: .8rem; flex-shrink: 0; }

.footer__grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.3fr; gap: 2.5rem; padding-bottom: 3.5rem; }
.footer__brand img { width: 190px; margin: -.5rem 0 1rem -.4rem; }
.footer__brand p { max-width: 36ch; font-size: .93rem; }
.footer__social { display: flex; gap: .6rem; margin-top: 1.2rem; }
.footer__social a {
  width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center;
  background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow-sm); transition: transform .2s, background .2s, border-color .2s;
}
.footer__social a:hover { transform: translateY(-3px); background: var(--grad-btn); border-color: transparent; }
.footer__social svg, .footer__ic svg, .to-top svg { width: 20px; height: 20px; fill: none; stroke: var(--rose); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; transition: stroke .2s, fill .2s; }
.footer__social svg.fill, .footer__ic svg.fill { fill: var(--rose); stroke: none; }
.footer__social a:hover svg { stroke: #fff; }
.footer__social a:hover svg.fill { fill: #fff; }

.footer h4 { position: relative; font-size: 1rem; margin-bottom: 1.3rem; padding-bottom: .7rem; color: var(--text); }
.footer h4::after { content: ""; position: absolute; left: 0; bottom: 0; width: 32px; height: 3px; border-radius: 3px; background: var(--grad); }
.footer__col > a:not(.footer__contact) { display: block; width: fit-content; color: var(--muted); font-size: .95rem; margin-bottom: .7rem; transition: color .2s, transform .2s; }
.footer__col > a:not(.footer__contact):hover { color: var(--rose); transform: translateX(4px); }
.footer__contact { display: flex; align-items: center; gap: .75rem; color: var(--muted); font-size: .93rem; margin-bottom: .9rem; word-break: break-all; transition: color .2s; }
a.footer__contact:hover { color: var(--rose); }
.footer__ic { width: 36px; height: 36px; flex-shrink: 0; border-radius: 10px; display: grid; place-items: center; background: rgba(224, 69, 123, .09); }
.footer__ic svg { width: 18px; height: 18px; }
.footer__ic--wa { background: rgba(37, 211, 102, .12); }
.footer__ic--wa svg.fill { fill: #1fa855; }

.footer__bottom { position: relative; background: #fff; }
.footer__bottom::before { content: ""; position: absolute; inset: 0 0 auto; height: 2px; background: var(--grad); opacity: .7; }
.footer__bottom-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: .8rem; padding-block: 1.3rem; padding-right: 90px; }
.footer__bottom p { margin: 0; font-size: .87rem; }
.heart { color: var(--pink); }
.to-top { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; border: 1px solid var(--border); background: #fff; transition: background .2s, transform .2s; }
.to-top:hover { background: var(--grad-btn); transform: translateY(-3px); }
.to-top:hover svg { stroke: #fff; }

.wa-float { position: fixed; right: 22px; bottom: 22px; z-index: 40; width: 58px; height: 58px; border-radius: 50%; display: grid; place-items: center; background: #25d366; box-shadow: 0 10px 26px rgba(37, 211, 102, .4); transition: transform .2s; }
.wa-float:hover { transform: scale(1.08); }
.wa-float svg { width: 30px; height: 30px; fill: #fff; }

/* Animación de aparición */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .advice { grid-template-columns: 1fr; }
  .advice__intro { position: static; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .footer-cta { flex-direction: column; align-items: flex-start; padding: 2.4rem 2rem; }
}
@media (max-width: 900px) {
  .menu-btn { display: block; }
  .nav {
    position: fixed; inset: 76px 0 auto; flex-direction: column; align-items: stretch; gap: 0;
    padding: 1rem 20px 1.5rem; background: rgba(255, 255, 255, .98); backdrop-filter: blur(14px); border-bottom: 1px solid var(--border);
    box-shadow: 0 20px 40px -20px rgba(142, 23, 70, .3);
    transform: translateY(-120%); opacity: 0; visibility: hidden; transition: transform .35s, opacity .35s, visibility .35s;
  }
  .nav.is-open { transform: none; opacity: 1; visibility: visible; }
  .nav a:not(.btn) { padding: .9rem 0; border-bottom: 1px solid var(--border); font-size: 1.05rem; }
  .nav a:not(.btn)::after { display: none; }
  .nav .btn { margin-top: 1rem; }
  .header { background: rgba(255, 255, 255, .92); backdrop-filter: blur(14px); border-bottom-color: var(--border); }
  .hero { min-height: auto; padding-top: 110px; }
  .hero__grid, .about, .ia, .project, .contact { grid-template-columns: 1fr; }
  .hero__visual { max-width: 440px; margin: 0 auto; width: 100%; order: -1; }
  .ia__chat { order: 2; }
  .strip__grid { grid-template-columns: repeat(2, 1fr); }
  .audience { grid-template-columns: 1fr; }
  .section { padding: 80px 0; }
}
@media (max-width: 600px) {
  body { font-size: 16px; }
  .container { padding: 0 16px; }
  .cards, .steps, .advice__list, .values, .form__row { grid-template-columns: 1fr; }
  .float-card { font-size: .75rem; padding: .5rem .75rem; }
  .float-card--a { left: 0; }
  .float-card--b { right: 0; }
  .project { padding: 1.4rem; }
  .form { padding: 1.5rem; }
  .soon { flex-direction: column; text-align: center; }
  .soon .btn { margin-left: 0; }
  .footer__grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-cta { padding: 2rem 1.4rem; margin-bottom: 3rem; }
  .footer-cta__actions, .footer-cta__actions .btn { width: 100%; }
  .footer__bottom-inner { flex-direction: column; align-items: flex-start; padding-right: 0; }
  .hero__actions .btn { width: 100%; }
  .brand__text { font-size: 1.05rem; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .reveal, .chat__msg { opacity: 1; transform: none; }
  /* El logo sigue flotando, pero más suave y lento */
  .hero__logo { animation: float-soft 8s ease-in-out infinite !important; }
}
@keyframes float-soft { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }