:root {
  --bg: #0d0f14;
  --bg-2: #141821;
  --card: #1a1f2b;
  --line: #262c3a;
  --txt: #e9ecf2;
  --muted: #a2a9b8;
  --green: #3fd14f;
  --green-d: #0b8c18;
  --wa: #25d366;
  --radius: 16px;
  --font-h: "Oswald", "Arial Narrow", sans-serif;
  --font-b: "Nunito Sans", system-ui, sans-serif;
  --nav-h: 72px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }
body { margin: 0; background: var(--bg); color: var(--txt); font: 400 1.0625rem/1.65 var(--font-b); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--font-h); font-weight: 600; line-height: 1.1; margin: 0 0 .5em; letter-spacing: .01em; }
h2 { font-size: clamp(2rem, 4.2vw, 3rem); text-transform: uppercase; }
h3 { font-size: 1.3rem; }
p { margin: 0 0 1em; }
.wrap { width: min(1200px, 100% - 32px); margin-inline: auto; }
.ico { width: 1.25em; height: 1.25em; flex: none; }

.skip { position: absolute; left: 16px; top: -60px; background: var(--green); color: #000; padding: 10px 16px; border-radius: 8px; z-index: 100; font-weight: 700; }
.skip:focus { top: 12px; }
:focus-visible { outline: 3px solid var(--green); outline-offset: 3px; }

/* Botones */
.btn { display: inline-flex; align-items: center; gap: .55em; padding: .9em 1.5em; border-radius: 999px; font-weight: 700; text-decoration: none; border: 2px solid transparent; transition: transform .2s, background .2s, box-shadow .2s; }
.btn:hover { transform: translateY(-2px); }
.btn--wa { background: var(--wa); color: #06210f; box-shadow: 0 10px 30px -10px rgba(37, 211, 102, .6); }
.btn--wa:hover { background: #3be27a; }
.btn--ghost { border-color: rgba(255,255,255,.35); color: #fff; }
.btn--ghost:hover { border-color: var(--green); color: var(--green); }
.btn--sm { padding: .55em 1.2em; font-size: .95rem; }
.btn--lg { padding: 1.05em 1.9em; font-size: 1.1rem; }

.eyebrow { font: 600 .85rem/1.35 var(--font-h); letter-spacing: .2em; text-transform: uppercase; color: var(--green); margin-bottom: 1rem; display: inline-flex; align-items: center; gap: .7em; }
.eyebrow::before { content: ""; width: 28px; height: 2px; background: currentColor; }

/* Navegación */
.nav { position: fixed; inset: 0 0 auto; height: var(--nav-h); z-index: 50; transition: background .3s, box-shadow .3s; }
.nav.is-solid { background: rgba(13, 15, 20, .92); backdrop-filter: blur(10px); box-shadow: 0 1px 0 var(--line); }
.nav__in { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.nav__logo img { width: 150px; }
.nav__menu { display: flex; align-items: center; gap: 28px; }
.nav__menu > a:not(.btn) { text-decoration: none; font-weight: 600; font-size: .98rem; color: var(--muted); position: relative; padding: 6px 0; transition: color .2s; }
.nav__menu > a:not(.btn)::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--green); transform: scaleX(0); transition: transform .25s; }
.nav__menu > a:not(.btn):hover, .nav__menu > a.is-active { color: #fff; }
.nav__menu > a.is-active::after { transform: scaleX(1); }
.nav__toggle { display: none; background: none; border: 0; width: 44px; height: 44px; padding: 10px; cursor: pointer; }
.nav__toggle span { display: block; height: 2px; background: #fff; margin: 5px 0; transition: transform .25s, opacity .25s; }
.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 { position: relative; min-height: 100svh; display: flex; align-items: center; padding: calc(var(--nav-h) + 40px) 0 80px; isolation: isolate; overflow: hidden; }
.hero__bg { position: absolute; inset: 0; z-index: -1; background: url(/img/hero.jpg) center / cover no-repeat; transform: scale(1.08); animation: heroZoom 14s ease-out forwards; }
.hero__bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(13,15,20,.95) 0%, rgba(13,15,20,.78) 45%, rgba(13,15,20,.35) 100%), linear-gradient(0deg, var(--bg) 0%, transparent 30%); }
@keyframes heroZoom { to { transform: scale(1); } }
.hero__in { max-width: 1200px; }
.hero__title { font-size: clamp(2.8rem, 8vw, 5.6rem); text-transform: uppercase; max-width: 12ch; margin-bottom: .35em; }
.hero__title span { color: var(--green); display: block; }
.hero__lead { font-size: clamp(1.05rem, 1.6vw, 1.25rem); color: #cfd4de; max-width: 52ch; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 14px; margin: 32px 0 40px; }
.hero__chips { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 10px; }
.hero__chips li { padding: .45em 1em; border: 1px solid rgba(255,255,255,.18); border-radius: 999px; font-size: .9rem; color: #dfe3ea; background: rgba(255,255,255,.04); backdrop-filter: blur(4px); }
.hero__chips li::before { content: "✓"; color: var(--green); margin-right: .5em; font-weight: 700; }

/* Secciones */
.sec { padding: clamp(72px, 10vw, 120px) 0; }
.sec--alt { background: var(--bg-2); }
.head { text-align: center; max-width: 760px; margin: 0 auto 48px; }
.head p:not(.eyebrow) { color: var(--muted); }
.head--left { text-align: left; margin: 0 0 28px; }

/* Beneficios */
.benefits { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.benefit { background: linear-gradient(160deg, var(--card), var(--bg-2)); border: 1px solid var(--line); border-radius: var(--radius); padding: 36px 30px; position: relative; overflow: hidden; transition: border-color .3s, transform .3s; }
.benefit:hover { border-color: var(--green-d); transform: translateY(-4px); }
.benefit__n { font: 700 3.2rem/1 var(--font-h); color: transparent; -webkit-text-stroke: 1px var(--green); display: block; margin-bottom: 18px; }
.benefit p { color: var(--muted); margin: 0; }

/* Filtros y servicios */
.filters { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-bottom: 36px; }
.filter { font: 600 .95rem var(--font-b); color: var(--muted); background: transparent; border: 1px solid var(--line); border-radius: 999px; padding: .6em 1.2em; cursor: pointer; transition: all .2s; }
.filter:hover { color: #fff; border-color: #fff; }
.filter.is-on { background: var(--green); border-color: var(--green); color: #06210f; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 270px), 1fr)); gap: 22px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; transition: transform .3s, border-color .3s, box-shadow .3s; }
.card[hidden] { display: none; }
.card img { aspect-ratio: 3 / 2; object-fit: cover; width: 100%; transition: transform .6s; }
.card:hover { transform: translateY(-6px); border-color: var(--green-d); box-shadow: 0 24px 40px -24px rgba(0,0,0,.8); }
.card:hover img { transform: scale(1.06); }
.card__body { padding: 20px 22px 22px; display: flex; flex-direction: column; flex: 1; position: relative; background: var(--card); }
.card h3 { font-size: 1.2rem; margin-bottom: 16px; }
.tag { font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--green); margin-bottom: 8px; }
.card__cta { margin-top: auto; align-self: flex-start; text-decoration: none; font-weight: 700; color: #fff; border-bottom: 2px solid var(--green); padding-bottom: 2px; }
.card__cta span { display: inline-block; transition: transform .2s; }
.card__cta:hover span { transform: translateX(4px); }

/* Por qué */
.why__in { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 80px); align-items: center; }
.why__img { margin: 0; border-radius: var(--radius); overflow: hidden; position: relative; }
.why__img::after { content: ""; position: absolute; inset: 0; border: 2px solid var(--green); border-radius: var(--radius); transform: translate(14px, 14px); z-index: -1; }
.why__img { isolation: isolate; overflow: visible; }
.why__img img { border-radius: var(--radius); aspect-ratio: 4 / 3.4; object-fit: cover; }
.checks { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.checks li { display: flex; gap: 12px; align-items: center; padding: 16px 18px; background: var(--card); border: 1px solid var(--line); border-radius: 12px; }
.checks .ico { color: #06210f; background: var(--green); border-radius: 50%; padding: 4px; width: 28px; height: 28px; }

/* Pasos */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; counter-reset: s; }
.steps li { position: relative; padding: 32px 28px; border-top: 2px solid var(--line); }
.steps li::before { content: ""; position: absolute; top: -2px; left: 0; width: 64px; height: 2px; background: var(--green); }
.steps span { font: 700 1rem/1 var(--font-h); color: var(--green); display: block; margin-bottom: 14px; }
.steps p { color: var(--muted); margin: 0; }

/* Contacto */
.contact { background: radial-gradient(ellipse at 20% 0%, rgba(63,209,79,.12), transparent 55%), var(--bg); }
.contact__in { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: clamp(32px, 6vw, 72px); align-items: center; }
.contact__txt > p:not(.eyebrow) { color: var(--muted); margin-bottom: 28px; }
.contact__list { list-style: none; padding: 0; margin: 36px 0 0; display: grid; gap: 16px; }
.contact__list li { display: flex; gap: 14px; align-items: flex-start; }
.contact__list .ico { color: var(--green); margin-top: 3px; }
.contact__list a { text-decoration: none; }
.contact__list a:hover { color: var(--green); }
.contact__map { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); min-height: 380px; }
.contact__map iframe { width: 100%; height: 100%; min-height: 380px; border: 0; filter: grayscale(.4) contrast(1.05); display: block; }

/* Footer */
.foot { background: #08090d; border-top: 1px solid var(--line); padding: 56px 0 24px; color: var(--muted); font-size: .95rem; }
.foot__in { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr) minmax(0, 1fr); gap: 32px; }
.foot__in img { margin-bottom: 14px; }
.foot nav, .foot__contact { display: flex; flex-direction: column; gap: 10px; }
.foot a { text-decoration: none; }
.foot a:hover { color: var(--green); }
.foot__copy { border-top: 1px solid var(--line); margin-top: 40px; padding-top: 20px; font-size: .85rem; }

/* Botón flotante */
.fab { position: fixed; right: 18px; bottom: 18px; width: 58px; height: 58px; border-radius: 50%; background: var(--wa); color: #fff; display: grid; place-items: center; z-index: 40; box-shadow: 0 10px 28px -6px rgba(0,0,0,.6); transform: scale(0); transition: transform .3s; }
.fab.is-on { transform: scale(1); }
.fab .ico { width: 30px; height: 30px; }
.fab::before { content: ""; position: absolute; inset: 0; border-radius: 50%; background: var(--wa); z-index: -1; animation: pulse 2.4s infinite; }
@keyframes pulse { 0% { transform: scale(1); opacity: .6; } 100% { transform: scale(1.6); opacity: 0; } }

/* Aparición al scroll */
.js .reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1); transition-delay: var(--d, 0s); }
.js .reveal.is-in { opacity: 1; transform: none; }

/* Responsive */
@media (max-width: 900px) {
  .nav__toggle { display: block; }
  .nav__menu { position: fixed; inset: var(--nav-h) 0 auto; flex-direction: column; align-items: stretch; gap: 0; background: rgba(13,15,20,.98); padding: 12px 16px 24px; border-bottom: 1px solid var(--line); transform: translateY(-120%); visibility: hidden; transition: transform .35s, visibility .35s; }
  .nav__menu.is-open { transform: none; visibility: visible; }
  .nav__menu > a:not(.btn) { padding: 14px 4px; border-bottom: 1px solid var(--line); font-size: 1.05rem; }
  .nav__menu > a:not(.btn)::after { display: none; }
  .nav__cta { margin-top: 16px; justify-content: center; }
  .nav { background: rgba(13,15,20,.92); backdrop-filter: blur(10px); }
  .benefits, .steps { grid-template-columns: minmax(0, 1fr); }
  .why__in, .contact__in { grid-template-columns: minmax(0, 1fr); }
  .why__img::after { transform: translate(8px, 8px); }
  .foot__in { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 520px) {
  .checks { grid-template-columns: minmax(0, 1fr); }
  .hero__ctas .btn { width: 100%; justify-content: center; }
  .filters { justify-content: flex-start; flex-wrap: nowrap; overflow-x: auto; margin-inline: -16px; padding-inline: 16px; scrollbar-width: none; }
  .filter { white-space: nowrap; }
}

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