/* ===== Diseño y Aluminio AV — estilos ===== */
:root{
  --ink:#0d1117;
  --ink-2:#161d26;
  --steel:#1f2a37;
  --gray:#5b6572;
  --line:#e3e7ec;
  --soft:#f4f6f8;
  --white:#fff;
  --brand:#0b7d0b;        /* verde AV */
  --brand-d:#0b4d0a;
  --alu:#b8c2cc;          /* aluminio */
  --wa:#25d366;
  --wa-d:#1da851;
  --sh:0 10px 30px rgba(13,17,23,.10);
  --sh-lg:0 24px 60px rgba(13,17,23,.18);
  --r:16px;
  --max:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  color:var(--ink);background:var(--white);line-height:1.65;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:'Barlow Condensed',Impact,sans-serif;line-height:1.06;letter-spacing:-.01em;text-transform:uppercase}
h1{font-size:clamp(2.4rem,6vw,4.5rem)}
h2{font-size:clamp(1.9rem,4.2vw,3.1rem)}
h3{font-size:1.45rem}
em{font-style:normal;color:var(--brand)}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.wrap--narrow{max-width:840px}
.ico{width:16px;height:16px;fill:currentColor;flex:0 0 auto}

/* ===== Botones ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:999px;font-weight:700;font-size:.98rem;
  border:2px solid transparent;cursor:pointer;transition:.25s;white-space:nowrap;
}
.btn--lg{padding:17px 34px;font-size:1.06rem}
.btn--sm{padding:10px 20px;font-size:.9rem}
.btn--wa{background:var(--wa);color:#06301a;box-shadow:0 8px 24px rgba(37,211,102,.35)}
.btn--wa:hover{background:var(--wa-d);color:#fff;transform:translateY(-2px);box-shadow:0 14px 32px rgba(37,211,102,.45)}
.btn--ghost{border-color:rgba(255,255,255,.55);color:#fff;backdrop-filter:blur(4px);background:rgba(255,255,255,.06)}
.btn--ghost:hover{background:#fff;color:var(--ink);border-color:#fff}
.btn--dark{background:var(--ink);color:#fff}
.btn--dark:hover{background:#000;transform:translateY(-2px)}
.ico--wa{width:22px;height:22px}

/* ===== Topbar ===== */
.topbar{background:var(--ink);color:#c9d2dc;font-size:.83rem}
.topbar__in{display:flex;align-items:center;gap:22px;height:40px;flex-wrap:wrap;justify-content:center}
.topbar__item{display:inline-flex;align-items:center;gap:7px}
.topbar__phone{margin-left:auto;color:#fff;font-weight:700}
.topbar__phone:hover{color:var(--wa)}

/* ===== Nav ===== */
.nav{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);transition:.3s}
.nav.scrolled{box-shadow:0 6px 22px rgba(13,17,23,.09)}
.nav__in{display:flex;align-items:center;justify-content:space-between;height:74px;gap:20px}
.brand{display:flex;align-items:center;gap:12px}
.brand__mark{
  width:46px;height:46px;border-radius:12px;display:grid;place-items:center;flex:0 0 auto;
  font-family:'Barlow Condensed',sans-serif;font-weight:700;font-size:1.5rem;color:#fff;letter-spacing:.5px;
  background:linear-gradient(140deg,var(--brand) 0%,var(--steel) 100%);
  box-shadow:0 6px 18px rgba(11,125,11,.32);
}
.brand__txt strong{display:block;font-family:'Barlow Condensed',sans-serif;font-size:1.32rem;text-transform:uppercase;letter-spacing:.3px;line-height:1}
.brand__txt small{display:block;font-size:.7rem;color:var(--gray);letter-spacing:.14em;text-transform:uppercase}
.nav__links{display:flex;align-items:center;gap:26px}
.nav__links a{font-size:.94rem;font-weight:600;color:var(--steel);transition:.2s}
.nav__links a:hover{color:var(--brand)}
.nav__cta{color:#06301a!important}
.burger{display:none;background:none;border:0;flex-direction:column;gap:5px;padding:8px}
.burger span{width:26px;height:2.5px;background:var(--ink);border-radius:2px;transition:.3s}

/* ===== Hero ===== */
.hero{position:relative;min-height:min(92vh,780px);display:flex;align-items:center;color:#fff;overflow:hidden}
.hero__bg{position:absolute;inset:0}
.hero__bg img{width:100%;height:100%;object-fit:cover;object-position:center}
.hero__bg::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(9,14,20,.93) 0%,rgba(9,14,20,.78) 45%,rgba(9,14,20,.35) 100%)}
.hero__in{position:relative;z-index:2;padding-top:70px;padding-bottom:70px;max-width:900px}
.pill{display:inline-block;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);padding:8px 18px;border-radius:999px;font-size:.83rem;font-weight:600;letter-spacing:.02em;margin-bottom:22px}
.hero h1{margin-bottom:20px;text-shadow:0 4px 30px rgba(0,0,0,.4)}
.hero h1 em{color:#8fe08f}
.hero__sub{font-size:clamp(1rem,1.6vw,1.16rem);color:#dbe3ec;max-width:660px;margin-bottom:32px}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:34px}
.hero__points{list-style:none;display:flex;gap:26px;flex-wrap:wrap;font-size:.93rem;color:#cfd8e3}
.hero__points li{display:flex;align-items:center;gap:9px}
.hero__points span{color:var(--wa);font-weight:800}
.hero__scroll{position:absolute;bottom:16px;left:50%;transform:translateX(-50%);z-index:2;color:#fff;font-size:2rem;opacity:.6;animation:bob 2s infinite}
@keyframes bob{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,8px)}}

/* ===== Trust ===== */
.trust{background:var(--steel);color:#fff}
.trust__in{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;padding-top:30px;padding-bottom:30px;text-align:center}
.trust__item strong{display:block;font-family:'Barlow Condensed',sans-serif;font-size:2.3rem;line-height:1;color:#8fe08f}
.trust__item span{font-size:.86rem;color:#b9c4d1}

/* ===== Secciones ===== */
.sec{padding:88px 0}
.sec--soft{background:var(--soft)}
.sec--dark{background:var(--ink);color:#e7edf4}
.sec__head{max-width:720px;margin:0 auto 52px;text-align:center}
.sec__head p{color:var(--gray);margin-top:14px;font-size:1.04rem}
.sec__head--light p{color:#a9b6c4}
.kicker{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--brand);margin-bottom:12px}
.kicker--light{color:#8fe08f}
.sec__cta{margin-top:52px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:16px}
.sec__cta p{color:var(--gray)}
.sec__cta--light p{color:#a9b6c4}

/* ===== Cards ===== */
.grid{display:grid;gap:26px}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(310px,1fr))}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:.3s;box-shadow:0 2px 10px rgba(13,17,23,.04)}
.card:hover{transform:translateY(-6px);box-shadow:var(--sh-lg);border-color:#cbe6cb}
.card__img{aspect-ratio:4/3;overflow:hidden;background:var(--soft)}
.card__img img{width:100%;height:100%;object-fit:cover;transition:.5s}
.card:hover .card__img img{transform:scale(1.06)}
.card__body{padding:26px 24px 28px;display:flex;flex-direction:column;flex:1}
.card__body h3{margin-bottom:10px}
.card__body>p{color:var(--gray);font-size:.96rem}
.ticks{list-style:none;margin:16px 0 20px;display:grid;gap:8px}
.ticks li{position:relative;padding-left:24px;font-size:.9rem;color:var(--steel)}
.ticks li::before{content:"✓";position:absolute;left:0;color:var(--brand);font-weight:800}
.link-wa{margin-top:auto;font-weight:700;color:var(--brand);font-size:.95rem;transition:.2s}
.link-wa:hover{color:var(--brand-d);letter-spacing:.02em}

/* ===== Promo ===== */
.promo{background:linear-gradient(120deg,var(--brand) 0%,#0b4d0a 100%);color:#fff;padding:56px 0}
.promo__in{display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap}
.promo h2{margin:6px 0 12px}
.promo h2 em{color:#ffe27a}
.promo p{color:#dcf2dc;max-width:620px}

/* ===== Galería ===== */
.gal{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.gal__item{position:relative;border-radius:14px;overflow:hidden;cursor:pointer;background:#0a0f15;aspect-ratio:1/1}
.gal__item--big{grid-column:span 2;grid-row:span 2;aspect-ratio:auto}
.gal__item img{width:100%;height:100%;object-fit:cover;transition:.55s}
.gal__item:hover img{transform:scale(1.07)}
.gal__item figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:30px 16px 14px;font-size:.86rem;font-weight:600;
  background:linear-gradient(transparent,rgba(0,0,0,.85));opacity:0;transform:translateY(10px);transition:.3s;color:#fff;
}
.gal__item:hover figcaption{opacity:1;transform:none}

/* ===== Pasos ===== */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:24px}
.step{position:relative;padding:34px 24px 28px;background:#fff;border:1px solid var(--line);border-radius:var(--r);transition:.3s}
.step:hover{border-color:var(--brand);box-shadow:var(--sh);transform:translateY(-4px)}
.step__n{
  position:absolute;top:-22px;left:24px;width:46px;height:46px;border-radius:12px;display:grid;place-items:center;
  background:var(--brand);color:#fff;font-family:'Barlow Condensed',sans-serif;font-size:1.6rem;font-weight:700;
  box-shadow:0 8px 20px rgba(11,125,11,.32);
}
.step h3{margin:8px 0 8px}
.step p{color:var(--gray);font-size:.94rem}

/* ===== Por qué ===== */
.why{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:center}
.why__img{position:relative;border-radius:var(--r);overflow:hidden;box-shadow:var(--sh-lg)}
.why__img img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/5}
.why__badge{
  position:absolute;left:20px;bottom:20px;background:#fff;border-radius:12px;padding:14px 20px;box-shadow:var(--sh);
}
.why__badge strong{display:block;font-family:'Barlow Condensed',sans-serif;font-size:1.5rem;color:var(--brand);text-transform:uppercase;line-height:1}
.why__badge span{font-size:.8rem;color:var(--gray)}
.why__txt h2{margin-bottom:14px}
.why__txt>p{color:var(--gray);margin-bottom:22px}
.why__list{list-style:none;display:grid;gap:14px;margin-bottom:30px}
.why__list li{position:relative;padding-left:34px;font-size:.97rem;color:var(--steel)}
.why__list li::before{
  content:"";position:absolute;left:0;top:5px;width:20px;height:20px;border-radius:6px;
  background:var(--brand) url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23fff'%3E%3Cpath d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/13px no-repeat;
}

/* ===== FAQ ===== */
.faq{display:grid;gap:12px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:0 22px;transition:.25s}
.faq details[open]{border-color:var(--brand);box-shadow:var(--sh)}
.faq summary{
  cursor:pointer;list-style:none;padding:20px 34px 20px 0;font-weight:700;font-size:1.02rem;position:relative;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:0;top:16px;font-size:1.7rem;font-weight:400;color:var(--brand);transition:.25s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 0 22px;color:var(--gray);font-size:.96rem}

/* ===== CTA final ===== */
.cta{background:var(--ink-2);color:#fff}
.cta__in{display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:center}
.cta__txt h2{margin-bottom:14px}
.cta__txt>p{color:#b6c2ce;margin-bottom:26px;max-width:520px}
.cta__alt{margin-top:16px;font-size:.92rem;color:#9fb0c0}
.cta__alt a{color:#8fe08f;font-weight:700}
.cta__info{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:var(--r);padding:30px}
.cta__info h3{margin-bottom:18px;color:#fff}
.info{list-style:none;display:grid;gap:16px}
.info li{display:grid;gap:2px;padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.1)}
.info li:last-child{border:0;padding-bottom:0}
.info strong{font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:#8fe08f}
.info span{color:#dbe3ec;font-size:.96rem}
.info a{color:#fff;font-weight:600}
.info a:hover{color:var(--wa)}
.map{display:inline-block;margin-top:22px;font-weight:700;color:#8fe08f;font-size:.94rem}
.map:hover{color:#fff}

/* ===== Footer ===== */
.foot{background:#080c11;color:#95a3b2;padding:60px 0 0;font-size:.92rem}
.foot__in{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;padding-bottom:40px}
.foot__brand{display:flex;gap:14px}
.foot__brand strong{color:#fff;font-family:'Barlow Condensed',sans-serif;font-size:1.35rem;text-transform:uppercase;display:block;line-height:1.2}
.foot__brand p{margin-top:8px;max-width:330px}
.foot__col h4{color:#fff;font-size:1.05rem;margin-bottom:14px}
.foot__col a{display:block;padding:5px 0;transition:.2s}
.foot__col a:hover{color:var(--wa);padding-left:5px}
.foot__bottom{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;padding-top:20px;padding-bottom:26px;border-top:1px solid rgba(255,255,255,.08);font-size:.82rem}

/* ===== WhatsApp flotante ===== */
.wa-float{
  position:fixed;right:20px;bottom:22px;z-index:80;display:flex;align-items:center;gap:10px;
  background:var(--wa);color:#06301a;font-weight:700;padding:13px 20px 13px 15px;border-radius:999px;
  box-shadow:0 12px 30px rgba(37,211,102,.45);transition:.3s;animation:pulse 2.6s infinite;
}
.wa-float:hover{background:var(--wa-d);color:#fff;transform:scale(1.05)}
.wa-float svg{width:27px;height:27px;fill:currentColor}
@keyframes pulse{0%{box-shadow:0 12px 30px rgba(37,211,102,.45),0 0 0 0 rgba(37,211,102,.5)}70%{box-shadow:0 12px 30px rgba(37,211,102,.45),0 0 0 16px rgba(37,211,102,0)}100%{box-shadow:0 12px 30px rgba(37,211,102,.45),0 0 0 0 rgba(37,211,102,0)}}

/* ===== Lightbox ===== */
.lb{position:fixed;inset:0;background:rgba(5,8,12,.94);z-index:120;display:none;align-items:center;justify-content:center;padding:30px}
.lb.open{display:flex}
.lb img{max-width:92vw;max-height:88vh;border-radius:10px;object-fit:contain}
.lb__close{position:absolute;top:18px;right:24px;background:none;border:0;color:#fff;font-size:2.6rem;line-height:1;cursor:pointer}

/* ===== Animación al scroll ===== */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ===== Responsive ===== */
@media(max-width:980px){
  .why{grid-template-columns:1fr;gap:34px}
  .cta__in{grid-template-columns:1fr;gap:34px}
  .foot__in{grid-template-columns:1fr 1fr}
  .foot__brand{grid-column:1/-1}
  .gal{grid-template-columns:repeat(2,1fr)}
  .gal__item--big{grid-column:span 2;grid-row:auto;aspect-ratio:4/3}
}
@media(max-width:820px){
  .burger{display:flex}
  .nav__links{
    position:fixed;top:0;right:-100%;width:min(78vw,320px);height:100vh;background:#fff;flex-direction:column;
    align-items:flex-start;justify-content:center;gap:22px;padding:40px;transition:.35s;box-shadow:-14px 0 40px rgba(0,0,0,.18);
  }
  .nav__links.open{right:0}
  .nav__links a{font-size:1.1rem}
  .trust__in{grid-template-columns:repeat(2,1fr);gap:22px}
  .topbar__item--hide{display:none}
  .topbar__phone{margin-left:0}
  .sec{padding:66px 0}
  .promo__in{flex-direction:column;align-items:flex-start}
}
@media(max-width:560px){
  .hero{min-height:auto}
  .hero__in{padding-top:56px;padding-bottom:56px}
  .hero__cta .btn{width:100%}
  .hero__points{flex-direction:column;gap:10px}
  .gal{grid-template-columns:1fr 1fr;gap:10px}
  .foot__in{grid-template-columns:1fr}
  .wa-float__txt{display:none}
  .wa-float{padding:15px;right:16px;bottom:16px}
  .topbar__in{font-size:.76rem;gap:12px}
  .sec__head{margin-bottom:38px}
}

/* ===== Logo de marca ===== */
.brand__logo{height:52px;width:auto;flex:0 0 auto;transition:.25s}
.brand:hover .brand__logo{transform:scale(1.03)}
.brand__sep{width:1px;height:34px;background:var(--line);flex:0 0 auto}
.foot__logo{background:#fff;border-radius:12px;padding:10px 14px;flex:0 0 auto;align-self:flex-start}
.foot__logo img{height:46px;width:auto}
.why__badge img{height:34px;width:auto;margin-bottom:6px}
@media(max-width:560px){
  .brand__logo{height:42px}
  .brand__sep{display:none}
  .brand__txt small{display:none}
}