:root{
  --paper:#f3f2ec;--white:#fff;--ink:#121417;--ink2:#2b2f36;--muted:#5b616a;--line:#dedcd2;
  --blue:#0d4b80;--blue-d:#093861;--blue-l:#e6eef6;--mark:#ffd84d;--sand:#e9e3d4;--wa:#1f8a5b;
  --head:"Barlow Condensed","Arial Narrow",sans-serif;--body:"Barlow","Segoe UI",system-ui,sans-serif;
  --r:14px;--wrap:1160px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:400 18px/1.6 var(--body);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--head);font-weight:800;line-height:.98;letter-spacing:-.01em;margin:0;text-transform:uppercase}
h1{font-size:clamp(46px,7.4vw,96px)}
h2{font-size:clamp(36px,4.6vw,60px)}
h3{font-size:clamp(24px,2.4vw,30px);line-height:1.05}
p{margin:0}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.mk{background:linear-gradient(transparent 62%,var(--mark) 62%,var(--mark) 92%,transparent 92%);padding:0 .06em}
.eyebrow{font:700 14px/1.2 var(--body);letter-spacing:.14em;text-transform:uppercase;color:var(--blue);margin-bottom:14px}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:10px 14px;z-index:99}
.skip:focus{left:8px}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px}

/* botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 24px;border-radius:999px;border:2px solid var(--ink);font:700 17px/1 var(--body);text-decoration:none;cursor:pointer;transition:transform .15s,background .15s,color .15s;background:transparent;color:var(--ink)}
.btn:hover{transform:translateY(-2px)}
.btn.dark{background:var(--ink);color:#fff}
.btn.dark:hover{background:var(--blue);border-color:var(--blue)}
.btn.wa{background:var(--wa);border-color:var(--wa);color:#fff}
.btn svg{width:20px;height:20px;flex:none}

/* cabecera */
header.top{position:sticky;top:0;z-index:40;background:rgba(243,242,236,.94);backdrop-filter:saturate(1.2);border-bottom:1px solid transparent;transition:border-color .2s}
header.top.sc{border-color:var(--line)}
.top .wrap{display:flex;align-items:center;gap:28px;height:72px}
.logo{text-decoration:none;display:flex;flex-direction:column;line-height:1}
.logo b{font:800 26px/1 var(--head);text-transform:uppercase;letter-spacing:.01em}
.logo span{font:600 12px/1.3 var(--body);color:var(--muted);letter-spacing:.06em;text-transform:uppercase;margin-top:3px}
.top nav{display:flex;gap:24px;margin-left:auto}
.top nav a{text-decoration:none;font-weight:600;font-size:16px;color:var(--ink2);padding:6px 0;border-bottom:2px solid transparent}
.top nav a:hover,.top nav a[aria-current=page]{border-color:var(--ink);color:var(--ink)}
.top .btn{min-height:44px;padding:0 18px;font-size:15px}
.menu{display:none;margin-left:auto;background:none;border:0;width:44px;height:44px;cursor:pointer;padding:10px}
.menu i{display:block;height:2px;background:var(--ink);margin:6px 0;transition:transform .2s,opacity .2s}

/* portada */
.hero{display:grid;grid-template-columns:1.05fr .95fr;min-height:calc(100svh - 72px);max-height:860px}
.hero .txt{padding:64px 48px 56px max(24px,calc((100vw - var(--wrap))/2 + 24px));display:flex;flex-direction:column;justify-content:center}
.hero .lead{font-size:20px;color:var(--ink2);max-width:34ch;margin:26px 0 34px}
.hero .ctas{display:flex;gap:12px;flex-wrap:wrap}
.hero .pic{position:relative;overflow:hidden}
.hero .pic img{width:100%;height:100%;object-fit:cover}
.hero .pic .tag{position:absolute;left:20px;bottom:20px;background:var(--paper);padding:12px 16px;border-radius:10px;font:700 15px/1.3 var(--body)}
.hero .pic .tag small{display:block;font-weight:500;color:var(--muted);font-size:13px}

.facts{background:var(--ink);color:#fff}
.facts .wrap{display:grid;grid-template-columns:repeat(4,1fr)}
.facts .wrap>div{padding:22px 0 22px 20px;border-left:1px solid rgba(255,255,255,.18)}
.facts .wrap>div:first-child{border-left:0;padding-left:0}
.facts b{display:block;font:800 26px/1 var(--head);text-transform:uppercase}
.facts span{font-size:15px;color:#c9ccd1}

section{padding:96px 0}
.sh{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:end;margin-bottom:44px}
.sh p{color:var(--muted);max-width:44ch}

/* servicios en filas */
.rows{border-top:2px solid var(--ink)}
.row{display:grid;grid-template-columns:80px 1.1fr 1.3fr 56px;gap:28px;align-items:center;padding:30px 0;border-bottom:1px solid var(--line);text-decoration:none;position:relative;transition:background .2s}
.row:hover{background:var(--white)}
.row .n{font:800 22px/1 var(--head);color:var(--blue)}
.row p{color:var(--muted);font-size:17px}
.row .go{width:52px;height:52px;border-radius:50%;border:2px solid var(--ink);display:grid;place-items:center;transition:background .2s,color .2s,transform .2s}
.row:hover .go{background:var(--ink);color:#fff;transform:rotate(-45deg)}
.row .go svg{width:20px;height:20px}
.row .chips{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}
.chip{font-size:13px;font-weight:600;background:var(--sand);padding:4px 10px;border-radius:999px;color:var(--ink2)}

/* banda con foto */
.band{position:relative;color:#fff;padding:0;overflow:hidden}
.band img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.band:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,14,20,.86) 0%,rgba(10,14,20,.55) 55%,rgba(10,14,20,.15) 100%)}
.band .wrap{position:relative;z-index:1;padding-top:110px;padding-bottom:110px}
.band h2{max-width:14ch}
.band p{max-width:46ch;margin-top:20px;color:#e8e9eb;font-size:19px}
.band .eyebrow{color:var(--mark)}

/* pasos */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;counter-reset:s}
.step{background:var(--white);border-radius:var(--r);padding:30px 28px 32px;border:1px solid var(--line)}
.step:before{counter-increment:s;content:"0" counter(s);display:block;font:800 54px/1 var(--head);color:var(--blue);margin-bottom:18px}
.step p{color:var(--muted);margin-top:10px;font-size:17px}

/* mensaje a medida */
.builder{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:start}
.qs{background:var(--white);border-radius:var(--r);border:1px solid var(--line);padding:28px}
.q+.q{margin-top:22px;padding-top:22px;border-top:1px solid var(--line)}
.q .l{font:700 14px/1.2 var(--body);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.seg{display:flex;flex-wrap:wrap;gap:8px}
.seg button{font:600 16px/1 var(--body);min-height:44px;padding:0 16px;border-radius:999px;border:1.5px solid var(--line);background:var(--paper);color:var(--ink);cursor:pointer;transition:background .15s,border-color .15s,color .15s}
.seg button:hover{border-color:var(--ink)}
.seg button[aria-pressed=true]{background:var(--ink);border-color:var(--ink);color:#fff}
.out{position:sticky;top:96px;background:var(--blue);color:#fff;border-radius:var(--r);padding:28px}
.out .l{font:700 14px/1.2 var(--body);letter-spacing:.1em;text-transform:uppercase;color:#bcd2e8;margin-bottom:12px}
.out blockquote{margin:0 0 22px;font-size:19px;line-height:1.5;background:rgba(255,255,255,.08);border-left:3px solid var(--mark);padding:16px 18px;border-radius:0 10px 10px 0;min-height:140px}
.out .btn{width:100%;background:#fff;color:var(--ink);border-color:#fff}
.out .btn:hover{background:var(--mark);border-color:var(--mark)}
.out small{display:block;margin-top:12px;color:#bcd2e8;font-size:14px}

/* bonos */
.bonos{display:grid;grid-template-columns:1.2fr 1fr;gap:24px;background:var(--sand);border-radius:var(--r);padding:44px}
.bonos ul{margin:0;padding:0;list-style:none}
.bonos li{padding:14px 0;border-bottom:1px solid rgba(0,0,0,.1);display:flex;justify-content:space-between;gap:16px;font-weight:600}
.bonos li span{color:var(--muted);font-weight:500}
.bonos p{color:var(--ink2);margin:16px 0 26px;max-width:40ch}

/* FAQ */
.faq{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px}
details{border-bottom:1px solid var(--line)}
details:first-child{border-top:2px solid var(--ink)}
summary{list-style:none;cursor:pointer;padding:22px 44px 22px 0;font:700 19px/1.35 var(--body);position:relative}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";position:absolute;right:4px;top:16px;font:400 32px/1 var(--body);transition:transform .2s}
details[open] summary:after{transform:rotate(45deg)}
details p{padding:0 0 22px;color:var(--muted);max-width:60ch}

/* cierre */
.end{background:var(--ink);color:#fff}
.end .wrap{display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:end}
.end p{color:#c9ccd1;margin:18px 0 0;max-width:40ch}
.end .ctas{display:flex;flex-direction:column;gap:12px}
.end .btn{border-color:#fff;color:#fff}
.end .btn.wa{border-color:var(--wa)}
.end .eyebrow{color:var(--mark)}

footer{background:var(--ink);color:#9ea3ab;font-size:15px;border-top:1px solid rgba(255,255,255,.12)}
footer .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;padding-top:44px;padding-bottom:110px}
footer b{display:block;color:#fff;font:800 22px/1 var(--head);text-transform:uppercase;margin-bottom:10px}
footer h3{font:700 13px/1 var(--body);letter-spacing:.12em;color:#fff;margin-bottom:14px}
footer a{display:block;text-decoration:none;padding:4px 0;color:#c9ccd1}
footer a:hover{color:#fff}
footer .cred{grid-column:1/-1;border-top:1px solid rgba(255,255,255,.12);padding-top:18px;font-size:13px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
footer .cred a{display:inline;padding:0}

/* páginas internas */
.phead{padding:64px 0 56px;border-bottom:1px solid var(--line)}
.crumbs{font-size:14px;color:var(--muted);margin-bottom:22px}
.crumbs a{text-decoration:none}
.crumbs a:hover{text-decoration:underline}
.phead .grid{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:end}
.phead h1{font-size:clamp(42px,6vw,80px)}
.phead p.lead{font-size:20px;color:var(--ink2);max-width:40ch}
.phead .ctas{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split img{border-radius:var(--r);aspect-ratio:4/3;object-fit:cover;width:100%}
.prose p{color:var(--ink2);margin-top:16px;max-width:56ch}
.prose ul{margin:18px 0 0;padding:0;list-style:none}
.prose li{padding:10px 0 10px 30px;position:relative;border-bottom:1px solid var(--line)}
.prose li:before{content:"";position:absolute;left:0;top:20px;width:14px;height:3px;background:var(--blue)}

/* lesiones: zona + fases */
.zones{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px}
.zones button{font:700 18px/1 var(--head);text-transform:uppercase;letter-spacing:.02em;min-height:48px;padding:0 20px;border-radius:999px;border:2px solid var(--ink);background:transparent;cursor:pointer;color:var(--ink)}
.zones button[aria-pressed=true]{background:var(--ink);color:#fff}
.road{background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:32px}
.road .head{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:baseline;margin-bottom:24px}
.road .head p{color:var(--muted);font-size:16px}
.phases{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.ph{padding:22px 20px 0 0;position:relative}
.ph:before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--line)}
.ph.on:before{background:var(--blue)}
.ph small{display:block;font:700 13px/1 var(--body);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.ph h3{font-size:24px}
.ph p{font-size:16px;color:var(--muted);margin-top:8px}
.ph ul{margin:12px 0 0;padding:0 0 0 18px;font-size:15px;color:var(--ink2)}
.fine{font-size:14px;color:var(--muted);margin-top:20px}

/* proteína */
.calc{background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:30px}
.calc label{display:flex;justify-content:space-between;font-weight:700;margin-bottom:10px}
.calc output{font:800 24px/1 var(--head)}
input[type=range]{width:100%;accent-color:var(--blue);height:32px}
.calc .res{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:22px}
.calc .res div{background:var(--blue-l);border-radius:10px;padding:18px}
.calc .res b{display:block;font:800 38px/1 var(--head);color:var(--blue)}
.calc .res span{font-size:15px;color:var(--ink2)}
.calc .q{margin-top:22px}

/* contacto */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:30px}
.card dl{margin:0}
.card dt{font:700 13px/1 var(--body);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-top:20px}
.card dt:first-child{margin-top:0}
.card dd{margin:6px 0 0;font-size:20px;font-weight:600}
.card dd a{text-decoration:none;border-bottom:2px solid var(--mark)}
.form label{display:block;font-weight:700;margin:16px 0 6px;font-size:16px}
.form label:first-of-type{margin-top:0}
.form input,.form textarea,.form select{width:100%;font:400 17px/1.4 var(--body);padding:13px 14px;border:1.5px solid var(--line);border-radius:10px;background:var(--paper);color:var(--ink)}
.form input:focus,.form textarea:focus,.form select:focus{border-color:var(--blue);outline:none}
.form textarea{min-height:110px;resize:vertical}
.form .btn{margin-top:20px;width:100%}

/* barra móvil */
.mbar{display:none}

/* aparición */
.rv{transition:opacity .6s,transform .6s}
.rv.pre{opacity:0;transform:translateY(18px)}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

@media (max-width:960px){
  .top nav,.top .btn{display:none}
  .menu{display:block}
  .top.open nav{display:flex;position:absolute;top:72px;left:0;right:0;flex-direction:column;gap:0;background:var(--paper);border-bottom:1px solid var(--line);padding:8px 24px 20px}
  .top.open nav a{padding:14px 0;font-size:19px;border-bottom:1px solid var(--line)}
  .top.open .menu i:nth-child(1){transform:translateY(8px) rotate(45deg)}
  .top.open .menu i:nth-child(2){opacity:0}
  .top.open .menu i:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
  .hero{grid-template-columns:1fr;min-height:0;max-height:none}
  .hero .txt{padding:40px 24px 36px}
  .hero .pic{aspect-ratio:4/3;order:-1}
  .facts .wrap{grid-template-columns:1fr 1fr}
  .facts .wrap>div{padding:18px 0 18px 16px}
  .facts .wrap>div:nth-child(3){border-left:0;padding-left:0}
  .facts .wrap>div:nth-child(n+3){border-top:1px solid rgba(255,255,255,.18)}
  section{padding:68px 0}
  .sh,.faq,.end .wrap,.builder,.bonos,.phead .grid,.split,.contact{grid-template-columns:1fr;gap:24px}
  .row{grid-template-columns:44px 1fr 48px;gap:6px 14px;align-items:start}
  .row .n{padding-top:4px}
  .row p{grid-column:2/3}
  .row .go{grid-row:1/3;grid-column:3;width:44px;height:44px}
  .steps{grid-template-columns:1fr}
  .out{position:static}
  .bonos{padding:28px}
  .phases{grid-template-columns:1fr 1fr;row-gap:26px}
  footer .wrap{grid-template-columns:1fr}
  .mbar{display:grid;grid-template-columns:1fr 1.4fr;gap:8px;position:fixed;left:0;right:0;bottom:0;z-index:50;padding:10px 12px calc(10px + env(safe-area-inset-bottom));background:rgba(243,242,236,.97);border-top:1px solid var(--line)}
  .mbar .btn{min-height:48px;font-size:16px;padding:0 12px}
}
@media (max-width:520px){
  body{font-size:17px}
  .phases{grid-template-columns:1fr}
  .calc .res b{font-size:32px}
  .road,.qs,.out,.card,.calc{padding:22px}
}