/* ============================================================
   Vértice Fitness Santiago — core stylesheet
   Gimnasio premium en Las Condes, Santiago de Chile
   ============================================================ */

:root{
  --vf-bg:#0e1117;
  --vf-surface:#161b24;
  --vf-surface-2:#1e2531;
  --vf-line:rgba(255,255,255,.09);
  --vf-fire:#ff3b2f;
  --vf-fire-soft:rgba(255,59,47,.14);
  --vf-lime:#c4f232;
  --vf-ink:#f2f5fa;
  --vf-muted:#98a2b3;
  --vf-radius:18px;
  --vf-shadow:0 24px 60px rgba(0,0,0,.42);
  --vf-max:1220px;
  --vf-head:'Space Grotesk',system-ui,sans-serif;
  --vf-body:'Inter',system-ui,-apple-system,sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--vf-bg);
  color:var(--vf-ink);
  font-family:var(--vf-body);
  font-size:17px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3{font-family:var(--vf-head);font-weight:700;line-height:1.1;margin:0 0 .5em}

.vf-shell{width:100%;max-width:var(--vf-max);margin:0 auto;padding:0 22px}
.vf-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--vf-head);font-size:13px;font-weight:600;letter-spacing:.16em;
  text-transform:uppercase;color:var(--vf-lime);margin-bottom:16px;
}
.vf-eyebrow::before{content:"";width:26px;height:2px;background:var(--vf-lime);border-radius:2px}
.vf-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:var(--vf-head);font-weight:600;font-size:16px;
  padding:14px 26px;border-radius:12px;cursor:pointer;border:1px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background .2s ease,color .2s ease;
}
.vf-btn--fire{background:var(--vf-fire);color:#fff;box-shadow:0 12px 30px rgba(255,59,47,.28)}
.vf-btn--fire:hover{transform:translateY(-2px);box-shadow:0 18px 40px rgba(255,59,47,.38)}
.vf-btn--lime{background:var(--vf-lime);color:#10131a}
.vf-btn--lime:hover{transform:translateY(-2px)}
.vf-btn--ghost{background:transparent;color:var(--vf-ink);border-color:var(--vf-line)}
.vf-btn--ghost:hover{border-color:var(--vf-lime);color:var(--vf-lime)}

/* ---------- Header ---------- */
.vf-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  transition:background .3s ease,border-color .3s ease;
  border-bottom:1px solid transparent;
}
.vf-header.is-stuck{background:rgba(14,17,23,.9);backdrop-filter:blur(12px);border-bottom-color:var(--vf-line)}
.vf-header__inner{display:flex;align-items:center;justify-content:space-between;height:74px}
.vf-brand{display:flex;align-items:center;gap:11px}
.vf-brand img{width:34px;height:34px}
.vf-brand b{font-family:var(--vf-head);font-size:19px;font-weight:700;letter-spacing:.01em}
.vf-brand span{color:var(--vf-lime)}
.vf-nav{display:flex;align-items:center;gap:30px}
.vf-nav a{font-size:15px;color:var(--vf-muted);transition:color .2s}
.vf-nav a:hover,.vf-nav a.is-active{color:var(--vf-ink)}
.vf-header .vf-btn{padding:11px 20px;font-size:15px}
.vf-burger{display:none;width:44px;height:44px;border:1px solid var(--vf-line);border-radius:11px;background:transparent;cursor:pointer;position:relative}
.vf-burger span{position:absolute;left:12px;right:12px;height:2px;background:var(--vf-ink);border-radius:2px;transition:.3s}
.vf-burger span:nth-child(1){top:16px}
.vf-burger span:nth-child(2){top:22px}
.vf-burger span:nth-child(3){top:28px}
.vf-burger.is-open span:nth-child(1){top:22px;transform:rotate(45deg)}
.vf-burger.is-open span:nth-child(2){opacity:0}
.vf-burger.is-open span:nth-child(3){top:22px;transform:rotate(-45deg)}

/* ---------- Hero ---------- */
.vf-hero{position:relative;padding:150px 0 90px;overflow:hidden}
.vf-hero::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:
    radial-gradient(60% 60% at 12% 0%,rgba(255,59,47,.16),transparent 60%),
    radial-gradient(50% 60% at 98% 20%,rgba(196,242,50,.10),transparent 60%);
}
.vf-hero__grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.vf-hero h1{font-size:clamp(38px,5vw,62px);letter-spacing:-.01em}
.vf-hero h1 em{font-style:normal;color:var(--vf-fire)}
.vf-hero__lead{color:var(--vf-muted);font-size:19px;max-width:520px;margin:0 0 30px}
.vf-hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:38px}
.vf-hero__chips{display:flex;flex-wrap:wrap;gap:26px}
.vf-chip b{display:block;font-family:var(--vf-head);font-size:30px;color:var(--vf-lime);line-height:1}
.vf-chip span{font-size:14px;color:var(--vf-muted)}
.vf-hero__media{position:relative}
.vf-hero__media img{width:100%;border-radius:24px;box-shadow:var(--vf-shadow);object-fit:cover;aspect-ratio:4/5}
.vf-hero__badge{
  position:absolute;left:-18px;bottom:26px;background:var(--vf-surface);
  border:1px solid var(--vf-line);border-radius:16px;padding:16px 20px;box-shadow:var(--vf-shadow);
  display:flex;align-items:center;gap:14px;max-width:240px;
}
.vf-hero__badge .dot{width:44px;height:44px;border-radius:12px;background:var(--vf-fire-soft);color:var(--vf-fire);display:grid;place-items:center;font-size:22px;flex-shrink:0}
.vf-hero__badge b{font-family:var(--vf-head);display:block;font-size:16px}
.vf-hero__badge span{font-size:13px;color:var(--vf-muted)}

/* ---------- Section base ---------- */
.vf-section{padding:96px 0}
.vf-section__head{max-width:720px;margin:0 auto 54px;text-align:center}
.vf-section__head h2{font-size:clamp(30px,3.6vw,44px)}
.vf-section__head p{color:var(--vf-muted);font-size:18px;margin:0}

/* ---------- Benefits ---------- */
.vf-benefits{background:var(--vf-surface);border-block:1px solid var(--vf-line)}
.vf-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.vf-card{background:var(--vf-bg);border:1px solid var(--vf-line);border-radius:var(--vf-radius);padding:30px;transition:transform .2s,border-color .2s}
.vf-card:hover{transform:translateY(-4px);border-color:rgba(196,242,50,.4)}
.vf-card__ico{width:52px;height:52px;border-radius:14px;background:var(--vf-fire-soft);color:var(--vf-fire);display:grid;place-items:center;font-size:26px;margin-bottom:18px}
.vf-card h3{font-size:21px;margin-bottom:8px}
.vf-card p{color:var(--vf-muted);font-size:16px;margin:0}

/* ---------- Stats / counters ---------- */
.vf-stats{padding:70px 0}
.vf-stats__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.vf-stat b{font-family:var(--vf-head);font-size:clamp(40px,5vw,58px);color:var(--vf-ink);line-height:1;display:block}
.vf-stat b i{font-style:normal;color:var(--vf-fire)}
.vf-stat>span{color:var(--vf-muted);font-size:15px;margin-top:8px;display:block}

/* ---------- Article (SEO content) ---------- */
.vf-article{background:var(--vf-surface);border-block:1px solid var(--vf-line)}
.vf-article__wrap{max-width:960px;margin:0 auto}
.vf-article__figure{float:right;width:42%;margin:6px 0 22px 30px;border-radius:var(--vf-radius);overflow:hidden;box-shadow:var(--vf-shadow)}
.vf-article__figure img{width:100%;aspect-ratio:3/4;object-fit:cover}
.vf-article h2{font-size:clamp(28px,3.4vw,40px);margin-bottom:22px}
.vf-article h3{font-size:22px;color:var(--vf-lime);margin:34px 0 12px}
.vf-article p{color:#c3cad6;margin:0 0 16px}
.vf-article strong{color:var(--vf-ink)}
.vf-article em{color:var(--vf-fire);font-style:normal;font-weight:600}
.vf-article ul.vf-check{margin:0 0 18px;display:grid;gap:10px}
.vf-article ul.vf-check li{position:relative;padding-left:30px;color:#c3cad6}
.vf-article ul.vf-check li::before{content:"▸";position:absolute;left:6px;color:var(--vf-lime);font-weight:700}
.vf-article__cta{margin-top:30px;clear:both}

/* ---------- Gallery marquee ---------- */
.vf-gallery{overflow:hidden;padding:96px 0}
.vf-marquee{display:flex;gap:18px;width:max-content;animation:vf-slide 34s linear infinite}
.vf-gallery:hover .vf-marquee{animation-play-state:paused}
.vf-marquee figure{margin:0;width:340px;height:230px;border-radius:var(--vf-radius);overflow:hidden;position:relative;flex-shrink:0;border:1px solid var(--vf-line)}
.vf-marquee img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.vf-marquee figure:hover img{transform:scale(1.08)}
@keyframes vf-slide{from{transform:translateX(0)}to{transform:translateX(calc(-50% - 9px))}}

/* ---------- Testimonials ---------- */
.vf-testi{background:var(--vf-surface);border-block:1px solid var(--vf-line)}
.vf-testi__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.vf-quote{background:var(--vf-bg);border:1px solid var(--vf-line);border-radius:var(--vf-radius);padding:28px}
.vf-quote__stars{color:var(--vf-lime);letter-spacing:3px;margin-bottom:12px}
.vf-quote p{margin:0 0 20px;color:#c3cad6}
.vf-quote__who{display:flex;align-items:center;gap:14px}
.vf-avatar{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;font-family:var(--vf-head);font-weight:700;color:#10131a;font-size:18px}
.vf-quote__who b{display:block;font-family:var(--vf-head);font-size:16px}
.vf-quote__who span{font-size:13px;color:var(--vf-muted)}

/* ---------- Contact ---------- */
.vf-contact__grid{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:start}
.vf-contact__info li{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--vf-line)}
.vf-contact__info .ico{width:44px;height:44px;border-radius:12px;background:var(--vf-fire-soft);color:var(--vf-fire);display:grid;place-items:center;font-size:20px;flex-shrink:0}
.vf-contact__info b{display:block;font-family:var(--vf-head);font-size:15px}
.vf-contact__info span,.vf-contact__info a{color:var(--vf-muted);font-size:15px}
.vf-contact__info a:hover{color:var(--vf-lime)}
.vf-form{background:var(--vf-surface);border:1px solid var(--vf-line);border-radius:var(--vf-radius);padding:30px}
.vf-form label{display:block;font-size:14px;color:var(--vf-muted);margin:0 0 7px}
.vf-form input[type=text],.vf-form input[type=email]{
  width:100%;background:var(--vf-bg);border:1px solid var(--vf-line);border-radius:11px;
  padding:13px 15px;color:var(--vf-ink);font-size:16px;margin-bottom:18px;transition:border-color .2s;
}
.vf-form input:focus{outline:none;border-color:var(--vf-lime)}
.vf-form input[type=tel]{display:none}
.vf-consent-check{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--vf-muted);margin:6px 0 22px}
.vf-consent-check a{color:var(--vf-lime)}
.vf-form .vf-btn{width:100%}

/* ---------- Footer + map ---------- */
.vf-footer{background:#0a0d12;border-top:1px solid var(--vf-line);padding:70px 0 30px}
.vf-footer__grid{display:grid;grid-template-columns:1.1fr 1fr 1.4fr;gap:40px;align-items:start}
.vf-footer__brand .vf-brand{margin-bottom:16px}
.vf-footer__brand p{color:var(--vf-muted);font-size:15px;max-width:320px;margin:0}
.vf-footer h4{font-family:var(--vf-head);font-size:14px;letter-spacing:.12em;text-transform:uppercase;color:var(--vf-muted);margin:0 0 16px}
.vf-footer__links a{display:block;color:var(--vf-ink);font-size:15px;padding:6px 0;transition:color .2s}
.vf-footer__links a:hover{color:var(--vf-lime)}
.vf-map{border-radius:var(--vf-radius);overflow:hidden;border:1px solid var(--vf-line);box-shadow:var(--vf-shadow)}
.vf-map iframe{display:block;width:100%;height:230px;border:0;filter:grayscale(.25) contrast(1.05)}
.vf-map__addr{background:var(--vf-surface);padding:12px 16px;font-size:14px;color:var(--vf-muted);display:flex;align-items:center;gap:8px}
.vf-map__addr a{color:var(--vf-lime)}
.vf-footer__bottom{margin-top:48px;padding-top:24px;border-top:1px solid var(--vf-line);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;color:var(--vf-muted);font-size:14px}

/* ---------- Legal pages ---------- */
.vf-legal{padding:130px 0 90px}
.vf-legal__wrap{max-width:860px;margin:0 auto;background:var(--vf-surface);border:1px solid var(--vf-line);border-radius:var(--vf-radius);padding:44px}
.vf-legal h1{font-size:clamp(28px,4vw,40px);margin-bottom:22px}
.vf-legal h2{font-size:23px;color:var(--vf-lime);margin:32px 0 10px}
.vf-legal h3{font-size:19px;margin:22px 0 8px}
.vf-legal p,.vf-legal li{color:#c3cad6}
.vf-legal ul,.vf-legal ol{padding-left:22px;margin:0 0 16px}
.vf-legal li{margin-bottom:8px;overflow-wrap:anywhere}
.vf-legal a{color:var(--vf-lime);overflow-wrap:anywhere}

/* ---------- Reveal (progressive enhancement: only hides when JS is active) ---------- */
.vf-js .vf-reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.vf-js .vf-reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .vf-js .vf-reveal{opacity:1;transform:none;transition:none}
}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .vf-hero__grid{grid-template-columns:1fr;gap:40px}
  .vf-hero__media{max-width:460px}
  .vf-cards{grid-template-columns:1fr}
  .vf-stats__grid{grid-template-columns:repeat(2,1fr);gap:34px 24px}
  .vf-testi__grid{grid-template-columns:1fr}
  .vf-contact__grid{grid-template-columns:1fr;gap:30px}
  .vf-footer__grid{grid-template-columns:1fr}
  .vf-article__figure{float:none;width:100%;margin:0 0 24px}
}
@media (max-width:760px){
  .vf-nav,.vf-header .vf-btn{display:none}
  .vf-burger{display:block}
  .vf-nav.is-open{
    display:flex;flex-direction:column;align-items:flex-start;gap:6px;
    position:fixed;top:74px;left:0;right:0;background:var(--vf-bg);
    border-bottom:1px solid var(--vf-line);padding:18px 22px;
  }
  .vf-nav.is-open a{padding:12px 0;font-size:17px;width:100%;border-bottom:1px solid var(--vf-line)}
  .vf-section{padding:70px 0}
  .vf-hero{padding:120px 0 70px}
  .vf-marquee figure{width:260px;height:180px}
}