/* ============ PuraFORZA — sistema de diseño ============ */
:root{
  --bg:#0e0e0e; --surface:#171717; --surface-2:#1f1f1f;
  --ink:#ffffff; --muted:#b7b7b7; --faint:#8a8a8a; --line:#2a2a2a;
  --cyan:#51dbff; --cyan-ink:#0e0e0e; --red:#fa1010; --gold:#ffc531;
  --maxw:1160px; --radius:18px;
  --ease:cubic-bezier(.22,1,.36,1);
  --z-nav:50; --z-bar:60; --z-modal:80;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--ink);font-family:"Figtree",system-ui,-apple-system,sans-serif;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
h1,h2,h3,.display{font-family:"Titillium Web",sans-serif;line-height:1.03;letter-spacing:-.02em}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block;height:auto;-webkit-user-drag:none;user-select:none;-webkit-user-select:none}
video{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:24px}
.center{text-align:center}
.cyan{color:var(--cyan)}.red{color:var(--red)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-family:"Titillium Web";font-weight:700;font-size:1.05rem;
  padding:16px 30px;border-radius:40px;border:2px solid transparent;cursor:pointer;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .2s,color .2s}
.btn-amazon{background:var(--red);color:#fff;box-shadow:0 8px 30px rgba(250,16,16,.35)}
.btn-amazon:hover{transform:translateY(-3px);box-shadow:0 14px 40px rgba(250,16,16,.5)}
.btn-ghost{border-color:var(--cyan);color:var(--cyan)}
.btn-ghost:hover{background:var(--cyan);color:var(--cyan-ink)}
.btn-lg{padding:18px 38px;font-size:1.15rem}
.amz{font-family:"Titillium Web";font-weight:900;letter-spacing:-.03em}

/* nav */
header{position:sticky;top:0;z-index:var(--z-nav);background:rgba(14,14,14,.82);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
nav{display:flex;align-items:center;justify-content:space-between;height:70px;gap:20px}
nav .logo img{height:26px;width:auto}
nav .links{display:flex;gap:28px;font-weight:600;font-size:.95rem}
nav .links a{color:var(--muted);transition:color .2s}
nav .links a:hover,nav .links a[aria-current]{color:var(--ink)}
nav .cta-mini{background:var(--red);color:#fff;padding:10px 20px;border-radius:40px;font-family:"Titillium Web";font-weight:700;font-size:.9rem;white-space:nowrap}
nav .cta-mini:hover{transform:translateY(-2px)}
.nav-toggle{display:none;background:none;border:0;color:#fff;font-size:1.5rem;cursor:pointer}
.nav-right{display:flex;align-items:center;gap:14px}
.langsel{position:relative}
.langsel summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:5px;color:var(--muted);font-weight:700;font-family:"Titillium Web";font-size:.85rem;padding:8px 12px;border:1px solid var(--line);border-radius:40px}
.langsel summary::-webkit-details-marker{display:none}
.langsel summary::marker{content:"";font-size:0}
.langsel summary:hover,.langsel[open] summary{color:#fff;border-color:var(--cyan)}
.langsel-menu{position:absolute;top:calc(100% + 8px);right:0;background:var(--surface-2);border:1px solid var(--line);border-radius:12px;padding:6px;min-width:150px;z-index:60;box-shadow:0 16px 40px rgba(0,0,0,.5)}
.langsel-menu a{display:block;padding:9px 14px;border-radius:8px;color:var(--muted);font-size:.92rem}
.langsel-menu a:hover{background:var(--bg);color:#fff}
.langsel-menu a[aria-current="true"]{color:var(--cyan);font-weight:600}
@media(max-width:520px){nav .cta-mini{display:none}}
@media(max-width:820px){
  nav .links{position:fixed;inset:70px 0 auto 0;flex-direction:column;background:var(--surface);border-bottom:1px solid var(--line);padding:20px 24px;gap:18px;
    transform:translateY(-10px);opacity:0;visibility:hidden;transition:opacity .28s var(--ease),transform .3s var(--ease),visibility .3s}
  nav .links.open{transform:none;opacity:1;visibility:visible}
  nav .links a{font-size:1.05rem}
  .nav-toggle{display:block}
}

/* sections */
section{padding:clamp(56px,8vw,90px) 0}
.sec-head{max-width:640px;margin-bottom:clamp(32px,5vw,50px)}
.sec-head.center{margin-inline:auto}
.sec-head h2{font-weight:900;font-size:clamp(1.9rem,4.4vw,3rem);text-wrap:balance;margin-bottom:14px}
.sec-head p{color:var(--muted);font-size:1.08rem}
.kicker{display:inline-flex;align-items:center;gap:8px;color:var(--cyan);font-weight:700;font-family:"Titillium Web";font-size:.95rem;margin-bottom:12px}

/* generic hero (product) */
.hero{position:relative;padding:clamp(48px,7vw,74px) 0 40px;overflow:hidden}
.hero::before{content:"";position:absolute;top:-15%;right:-10%;width:60vw;height:60vw;max-width:720px;max-height:720px;background:radial-gradient(circle,rgba(81,219,255,.20),transparent 62%);z-index:0}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(30px,5vw,50px);align-items:center}
.badge{display:inline-flex;align-items:center;gap:8px;background:var(--surface-2);border:1px solid var(--line);color:var(--cyan);font-weight:600;font-size:.82rem;padding:7px 15px;border-radius:40px;margin-bottom:20px}
.badge b{color:#fff}
.hero h1{font-weight:900;font-size:clamp(2.3rem,5.4vw,3.9rem);text-wrap:balance;margin-bottom:18px}
.hero h1 em{font-style:normal;color:var(--cyan)}
.lede{color:var(--muted);font-size:1.12rem;max-width:48ch;margin-bottom:24px}
.price-row{display:flex;align-items:baseline;gap:14px;margin-bottom:8px;flex-wrap:wrap}
.price{font-family:"Titillium Web";font-weight:900;font-size:2.6rem}
.price-old{color:var(--faint);text-decoration:line-through;font-size:1.3rem}
.price-save{background:rgba(250,16,16,.15);color:#ff6a6a;font-weight:700;font-size:.85rem;padding:5px 12px;border-radius:40px}
.stars-line{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:.95rem;margin-bottom:24px;flex-wrap:wrap}
.stars{color:var(--gold);letter-spacing:2px;font-size:1.05rem;font-family:Arial,sans-serif}
.cta-group{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.trust-note{color:var(--muted);font-size:.85rem;margin-top:16px;display:flex;gap:18px;flex-wrap:wrap}
.trust-note span{display:flex;align-items:center;gap:6px;white-space:nowrap}
.hero-media img{width:100%;border-radius:22px;border:1px solid var(--line);background:var(--surface)}
@media(max-width:860px){.hero-grid{grid-template-columns:1fr;gap:30px}.hero-media{order:-1}}

/* strip */
.strip{border-block:1px solid var(--line);background:var(--surface)}
.strip .wrap{display:flex;flex-wrap:wrap;gap:14px 34px;justify-content:space-between;padding-block:20px}
.strip div{display:flex;align-items:center;gap:10px;font-weight:600;font-size:.92rem}
.strip .ic{color:var(--cyan);font-size:1.15rem}

/* features alternating */
.feature{display:grid;grid-template-columns:1fr 1fr;gap:clamp(26px,4vw,48px);align-items:center;padding:clamp(22px,3vw,34px) 0}
.feature:nth-child(even) .feature-txt{order:2}
.feature img{width:100%;border-radius:var(--radius);border:1px solid var(--line)}
.feature .k{font-family:"Titillium Web";font-weight:700;color:var(--cyan);font-size:.95rem;margin-bottom:10px;display:flex;align-items:center;gap:9px}
.feature h3{font-size:1.6rem;font-weight:700;margin-bottom:12px;text-wrap:balance}
.feature p{color:var(--muted);font-size:1.05rem;max-width:46ch}
@media(max-width:800px){.feature{grid-template-columns:1fr;gap:20px}.feature:nth-child(even) .feature-txt{order:0}}

/* features grid (para productos sin fotos limpias de detalle) */
.feat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.feat{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px}
.feat .k{font-family:"Titillium Web";font-weight:700;color:var(--cyan);font-size:1.1rem;margin-bottom:10px;display:flex;align-items:center;gap:9px}
.feat p{color:var(--muted);font-size:1rem}
@media(max-width:700px){.feat-grid{grid-template-columns:1fr;gap:14px}}

/* specs */
.specs{background:var(--surface)}
.spec-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:16px;overflow:hidden}
@media(max-width:820px){.spec-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:460px){.spec-grid{grid-template-columns:1fr}}
.spec-grid div{background:var(--bg);padding:24px 22px}
.spec-grid dt{color:var(--cyan);font-weight:600;font-size:.82rem;margin-bottom:7px}
.spec-grid dd{font-family:"Titillium Web";font-weight:700;font-size:1.12rem}

/* gallery + lightbox */
.gal{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}
.gal button{padding:0;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--surface);cursor:zoom-in}
.gal img{width:100%;aspect-ratio:1;object-fit:cover;transition:transform .4s var(--ease)}
.gal button:hover img{transform:scale(1.05)}
dialog.lb{border:0;padding:0;background:transparent;width:100vw;height:100vh;max-width:100vw;max-height:100vh;margin:0;inset:0}
dialog.lb[open]{display:flex;align-items:center;justify-content:center}
dialog.lb::backdrop{background:rgba(0,0,0,.92)}
dialog.lb img{max-width:90vw;max-height:85vh;width:auto;height:auto;object-fit:contain;border-radius:12px;box-shadow:0 20px 60px rgba(0,0,0,.6)}
dialog.lb .x{position:fixed;top:16px;right:22px;color:#fff;font-size:2.4rem;line-height:1;background:none;border:0;cursor:pointer;z-index:1}

/* about values */
.vals{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(24px,4vw,44px)}
.vals .val-ic{font-size:2rem;margin-bottom:14px}
.vals h3{font-family:"Titillium Web";font-size:1.3rem;font-weight:700;margin-bottom:10px}
.vals p{color:var(--muted);font-size:1rem;max-width:34ch}
@media(max-width:760px){.vals{grid-template-columns:1fr;gap:30px}}

/* video showcase */
.vshow{background:var(--surface)}
.vgrid{display:grid;grid-template-columns:.62fr 1fr;gap:20px;align-items:stretch}
.vgrid video{width:100%;border-radius:var(--radius);border:1px solid var(--line);background:#000;display:block}
.vgrid .v-portrait{aspect-ratio:9/16;object-fit:cover;max-height:640px;margin-inline:auto}
.vgrid .v-landscape{aspect-ratio:16/9;object-fit:cover;height:100%}
@media(max-width:760px){.vgrid{grid-template-columns:1fr;gap:14px}.vgrid .v-portrait{max-height:70vh}}

/* review videos */
.rev-videos{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:40px}
.rev-videos video{max-height:420px;width:auto;max-width:100%;border-radius:14px;border:1px solid var(--line);background:#000}
@media(max-width:600px){.rev-videos video{max-height:340px;flex:1 1 100%}}

/* reviews */
.rev-top{display:flex;flex-wrap:wrap;align-items:center;gap:26px;margin-bottom:40px}
.rev-score{font-family:"Titillium Web";font-weight:900;font-size:clamp(3rem,8vw,4rem);line-height:1}
.rev-meta .stars{font-size:1.4rem}
.rev-meta p{color:var(--muted);margin-top:4px}
.rev-cols{columns:3;column-gap:18px}
@media(max-width:900px){.rev-cols{columns:2}}
@media(max-width:600px){.rev-cols{columns:1}}
.rev{break-inside:avoid;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:22px;margin-bottom:18px}
.rev .stars{font-size:.95rem}
.rev h4{font-family:"Titillium Web";font-weight:700;font-size:1.05rem;margin:10px 0 8px;text-wrap:balance}
.rev p{color:var(--muted);font-size:.95rem}
.rev .who{margin-top:14px;font-size:.85rem;font-weight:600}
.rev .who span{color:var(--faint);font-weight:400}
.rev .vine{display:inline-block;margin-left:6px;color:var(--cyan);font-size:.72rem;border:1px solid var(--line);border-radius:20px;padding:1px 7px;vertical-align:middle}

/* cta band */
.cta-band{position:relative;text-align:center;background:linear-gradient(180deg,var(--surface),var(--bg))}
.cta-band h2{font-weight:900;font-size:clamp(2rem,5vw,3.3rem);margin-bottom:16px;text-wrap:balance}
.cta-band h2 em{font-style:normal;color:var(--red)}
.cta-band p{color:var(--muted);font-size:1.1rem;margin-bottom:28px}

/* ===== HOME ===== */
.home-hero{position:relative;min-height:min(88vh,760px);display:flex;align-items:flex-end;overflow:hidden;border-bottom:1px solid var(--line)}
.home-hero video,.home-hero .poster{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.home-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,14,14,.35) 0%,rgba(14,14,14,.25) 45%,rgba(14,14,14,.95) 100%);z-index:1}
.home-hero .wrap{position:relative;z-index:2;padding-bottom:clamp(40px,7vw,72px);padding-top:120px}
.home-hero h1{font-weight:900;font-size:clamp(2.6rem,7vw,5rem);text-wrap:balance;max-width:16ch}
.home-hero h1 em{font-style:normal;color:var(--cyan)}
.home-hero p{color:#e6e6e6;font-size:1.2rem;max-width:52ch;margin:18px 0 28px}

.prod-cards{display:grid;grid-template-columns:1fr 1fr;gap:24px}
@media(max-width:760px){.prod-cards{grid-template-columns:1fr}}
.pcard{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:border-color .3s,transform .3s var(--ease)}
.pcard:hover{border-color:var(--cyan);transform:translateY(-4px)}
.pcard .ph{aspect-ratio:4/3;background:#fff;overflow:hidden}
.pcard .ph img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.pcard:hover .ph img{transform:scale(1.04)}
.pcard .pb{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1}
.pcard .stars{font-size:.9rem}
.pcard h3{font-size:1.4rem;font-weight:700;text-wrap:balance}
.pcard .pd{color:var(--muted);font-size:.98rem;flex:1}
.pcard .pf{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:4px}
.pcard .pprice{font-family:"Titillium Web";font-weight:900;font-size:1.5rem}
.pcard .go{color:var(--cyan);font-weight:700;font-family:"Titillium Web"}

.brand-block{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(30px,5vw,56px);align-items:center}
@media(max-width:800px){.brand-block{grid-template-columns:1fr}}
.brand-block .bv{border-radius:var(--radius);border:1px solid var(--line);overflow:hidden;aspect-ratio:16/10;background:var(--surface)}
.brand-block .bv video,.brand-block .bv img{width:100%;height:100%;object-fit:cover}

/* footer */
footer{border-top:1px solid var(--line);background:var(--surface);padding:56px 0 34px;font-size:.9rem}
.foot-grid{display:flex;flex-wrap:wrap;justify-content:space-between;gap:34px;margin-bottom:32px}
footer .logo img{height:24px;margin-bottom:16px}
footer .about{color:var(--muted);max-width:34ch}
.foot-links{display:flex;gap:44px;flex-wrap:wrap}
.foot-col h4{font-family:"Titillium Web";font-size:.9rem;color:var(--faint);margin-bottom:12px;font-weight:600;text-transform:uppercase;letter-spacing:.04em}
.foot-col a{display:block;color:var(--muted);margin-bottom:8px}
.foot-col a:hover{color:var(--cyan)}
.foot-legal{border-top:1px solid var(--line);padding-top:22px;color:#767676;font-size:.8rem;line-height:1.7}
.soc{display:flex;gap:12px;margin-top:16px}
.soc a{width:38px;height:38px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;color:var(--muted);transition:.2s}
.soc a:hover{border-color:var(--cyan);color:var(--cyan)}

/* sticky mobile buy bar */
.buybar{position:fixed;left:0;right:0;bottom:0;z-index:var(--z-bar);background:rgba(14,14,14,.94);backdrop-filter:blur(12px);border-top:1px solid var(--line);padding:12px 18px;display:none;align-items:center;justify-content:space-between;gap:14px;transform:translateY(100%);transition:transform .4s var(--ease)}
.buybar.show{transform:translateY(0)}
.buybar .p{font-family:"Titillium Web";font-weight:900;font-size:1.3rem}
.buybar .btn{padding:12px 22px;font-size:.95rem}
@media(max-width:760px){.buybar{display:flex}}

/* legal / prose */
.prose{max-width:760px;margin-inline:auto;padding:clamp(40px,6vw,72px) 0}
.prose h1{font-size:clamp(2rem,5vw,2.8rem);font-weight:900;margin-bottom:10px}
.prose .updated{color:var(--faint);font-size:.9rem;margin-bottom:36px}
.prose h2{font-size:1.4rem;font-weight:700;margin:34px 0 12px;color:#fff}
.prose h3{font-size:1.1rem;font-weight:700;margin:22px 0 8px;color:var(--cyan)}
.prose p,.prose li{color:var(--muted);margin-bottom:12px;font-size:1rem}
.prose ul{padding-left:22px;margin-bottom:14px}
.prose a{color:var(--cyan);text-decoration:underline}
.prose table{width:100%;border-collapse:collapse;margin:14px 0;font-size:.92rem}
.prose th,.prose td{border:1px solid var(--line);padding:10px 12px;text-align:left;color:var(--muted)}
.prose th{background:var(--surface);color:#fff}

/* cookie banner */
.cookiebar{position:fixed;left:16px;right:16px;bottom:16px;z-index:70;max-width:720px;margin-inline:auto;
  background:var(--surface-2);border:1px solid var(--line);border-radius:16px;padding:18px 20px;
  display:flex;align-items:center;gap:18px;flex-wrap:wrap;box-shadow:0 16px 50px rgba(0,0,0,.5)}
.cookiebar[hidden]{display:none}
.cookiebar p{flex:1 1 300px;color:var(--muted);font-size:.9rem;margin:0}
.cookiebar a{color:var(--cyan);text-decoration:underline}
.cookiebar-btns{display:flex;gap:10px;flex-shrink:0}
.btn-ck{font-family:"Titillium Web";font-weight:700;font-size:.9rem;padding:11px 22px;border-radius:40px;border:2px solid var(--cyan);background:var(--cyan);color:var(--cyan-ink);cursor:pointer;transition:transform .2s var(--ease)}
.btn-ck:hover{transform:translateY(-2px)}
.btn-ck.ghost{background:transparent;color:var(--cyan)}
.btn-ck.ghost:hover{background:rgba(81,219,255,.12)}
@media(max-width:520px){.cookiebar{padding:16px;left:10px;right:10px;bottom:10px}.cookiebar-btns{width:100%}.btn-ck{flex:1}}

/* reveal */
html.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
html.js .reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){html.js .reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}*{animation:none!important}}