:root{
  --navy:#0f1f3d; --navy2:#001f3f; --blue:#004080; --blue2:#0060c0; --sky:#5bb6e6;
  --cream:#fafaf8; --ink:#1f2937; --mut:#6b7280; --line:#e5e7eb; --wa:#25d366;
  --r:14px; --sh:0 2px 12px rgba(0,64,128,.07); --sh2:0 12px 32px rgba(0,31,63,.12);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'DM Sans',system-ui,sans-serif;color:var(--ink);background:var(--cream);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{width:min(1180px,100% - 32px);margin-inline:auto}
h1,h2,h3{font-family:'DM Sans',system-ui,sans-serif;font-weight:700;line-height:1.15;letter-spacing:-.02em;color:var(--navy)}
h2{font-size:clamp(1.9rem,3.4vw,2.7rem)}
.eyebrow{display:inline-block;font-size:.75rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);margin-bottom:.8rem}
.lead{color:var(--mut);font-size:1.08rem;max-width:62ch}
section{padding:96px 0}
.btn{display:inline-flex;align-items:center;gap:.55rem;padding:.85rem 1.4rem;border-radius:999px;font-weight:600;font-size:.95rem;transition:.2s;border:1px solid transparent;cursor:pointer}
.btn-p{background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff;box-shadow:0 6px 18px rgba(0,64,128,.3)}
.btn-p:hover{transform:translateY(-2px)}
.btn-g{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.35);backdrop-filter:blur(6px)}
.btn-g:hover{background:rgba(255,255,255,.22)}
.btn-wa{background:var(--wa);color:#fff}
.btn-o{border-color:var(--line);background:#fff;color:var(--blue)}
.btn-o:hover{border-color:var(--blue)}
/* tag de revisión */
.rel{position:relative}

/* HEADER */
.hdr{position:fixed;inset:0 0 auto;z-index:50;transition:.3s}
.hdr .wrap{display:flex;align-items:center;gap:2rem;height:78px}
.hdr.solid{background:rgba(15,31,61,.92);backdrop-filter:blur(10px);box-shadow:0 2px 20px rgba(0,0,0,.15)}
.logo img{height:48px;width:auto}
.nav{display:flex;gap:1.8rem;margin-left:auto;font-weight:500;font-size:.95rem;color:rgba(255,255,255,.88)}
.nav a:hover{color:#fff}
.hdr .btn{padding:.6rem 1.1rem}
.burger{display:none;margin-left:auto;background:none;border:0;color:#fff;font-size:1.6rem}

/* HERO */
.hero{position:relative;min-height:100svh;display:grid;place-items:center;overflow:hidden;color:#fff;text-align:center;padding:120px 0 140px;background:var(--navy)}
.hero-media{position:absolute;inset:0;pointer-events:none}
.hero-media iframe,.hero-media video,.hero-poster{position:absolute;top:50%;left:50%;width:100vw;height:56.25vw;min-height:100%;min-width:177.78vh;transform:translate(-50%,-50%);border:0;opacity:.55;object-fit:cover}
.hero::after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 50% 40%,rgba(0,64,128,.35),rgba(15,31,61,.9) 75%),linear-gradient(180deg,rgba(15,31,61,.2),rgba(15,31,61,.85))}
.hero-c{position:relative;z-index:2;max-width:880px;padding:0 16px}
.pill{display:inline-flex;gap:.5rem;align-items:center;font-size:.8rem;font-weight:600;padding:.4rem .9rem;border-radius:999px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.25);margin-bottom:1.6rem}
.pill b{color:var(--sky)}
.hero h1{color:#fff;font-size:clamp(2.2rem,5vw,3.7rem);letter-spacing:-.03em;line-height:1.08}
.hero h1 em{font-style:normal;color:var(--sky)}
.hero p{margin:1.3rem auto 2.2rem;font-size:clamp(1.05rem,1.6vw,1.25rem);color:rgba(255,255,255,.82);max-width:640px}
.rot{color:#fff;font-weight:600;border-bottom:2px solid var(--sky)}
.cta{display:flex;gap:.8rem;justify-content:center;flex-wrap:wrap}
.hero-trust{position:absolute;bottom:0;left:0;right:0;z-index:2;border-top:1px solid rgba(255,255,255,.12);background:rgba(15,31,61,.55);backdrop-filter:blur(8px)}
.hero-trust .wrap{display:grid;grid-template-columns:repeat(4,1fr);text-align:center}
.hero-trust div{padding:1.1rem .5rem}
.hero-trust strong{display:block;font-size:1.6rem;font-weight:700;letter-spacing:-.01em}
.hero-trust span{font-size:.8rem;color:rgba(255,255,255,.7)}

/* LOGOS */
.logos{padding:56px 0;background:#fff;border-bottom:1px solid var(--line)}
.logos p{text-align:center;font-size:.8rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--mut);margin-bottom:1.8rem}
.marq{overflow:hidden;mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent)}
.track{display:flex;width:max-content;align-items:center;will-change:transform}
.track a{flex:0 0 190px;height:96px;display:flex!important;align-items:center;justify-content:center;padding:0 18px}
.track img{max-width:100%;max-height:74px;width:auto;height:auto;object-fit:contain;filter:grayscale(1);opacity:.5;transition:filter .6s,opacity .6s,transform .6s}
.track a.on img,.track a:hover img{filter:none;opacity:1;transform:scale(1.12)}

/* CAMINOS */
.paths{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:3rem}
.path{border-radius:20px;padding:2.6rem;color:#fff;position:relative;overflow:hidden;min-height:340px;display:flex;flex-direction:column;justify-content:flex-end}
.path img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;transition:.6s}
.path:hover img{transform:scale(1.05)}
.path::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,rgba(0,31,63,.1),rgba(0,31,63,.92) 70%)}
.path>*:not(img){position:relative;z-index:2}
.path h3{color:#fff;font-size:2rem;margin:.3rem 0 .6rem}
.path p{color:rgba(255,255,255,.82);margin-bottom:1.4rem;max-width:42ch}
.path .tag{font-size:.75rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--sky)}

/* PILARES */
.pil{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:3rem}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh);overflow:hidden;transition:.25s}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.card img{aspect-ratio:4/3;object-fit:cover;width:100%}
.card-b{padding:1.5rem}
.card h3{font-size:1.35rem;margin-bottom:.5rem}
.card p{color:var(--mut);font-size:.95rem}

/* INSTITUCIONES */
.inst{background:linear-gradient(135deg,var(--navy2),#003366 60%,var(--blue));color:#fff;overflow:hidden}
.inst .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:4rem;align-items:center}
.inst h2{color:#fff}
.inst .lead{color:rgba(255,255,255,.78)}
.inst .eyebrow{color:var(--sky)}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:rgba(255,255,255,.15);border-radius:var(--r);overflow:hidden;margin:2.2rem 0}
.stats div{background:rgba(15,31,61,.5);padding:1.3rem}
.stats strong{font-size:2rem;font-weight:700;display:block;line-height:1}
.stats span{font-size:.82rem;color:rgba(255,255,255,.72)}
.cert{position:relative;max-width:380px;margin-inline:auto;width:100%}
.cert img{display:block;width:100%;height:auto;aspect-ratio:auto;border-radius:12px;box-shadow:0 30px 60px rgba(0,0,0,.4);transform:rotate(2deg);background:#fff}
.cert .seal{position:absolute;left:-24px;bottom:30px;background:#fff;color:var(--navy);border-radius:12px;padding:.8rem 1rem;box-shadow:var(--sh2);font-size:.82rem;font-weight:600;display:flex;gap:.6rem;align-items:center}
.cert .seal i{width:34px;height:34px;border-radius:50%;background:#dcfce7;color:#15803d;display:grid;place-items:center;font-style:normal;font-size:1.1rem}

/* GALERIA */
.gal{display:grid;grid-template-columns:2fr 1fr 1fr;grid-template-rows:220px 220px;gap:14px;margin-top:3rem}
.gal figure{border-radius:var(--r);overflow:hidden;position:relative}
.gal figure:first-child{grid-row:span 2}
.gal img{width:100%;height:100%;object-fit:cover;transition:.5s}
.gal figure:hover img{transform:scale(1.06)}
.gal figcaption{position:absolute;left:12px;bottom:12px;background:rgba(15,31,61,.75);color:#fff;font-size:.78rem;padding:.3rem .7rem;border-radius:999px;backdrop-filter:blur(4px)}

/* TESTIMONIOS */
.tst{background:#fff}
.tgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:3rem}
.t{border:1px solid var(--line);border-radius:var(--r);padding:1.8rem;background:var(--cream);display:flex;flex-direction:column}
.stars{color:#f59e0b;letter-spacing:2px;margin-bottom:.8rem}
.t blockquote{font-size:.98rem;color:#374151;flex:1}
.t blockquote::before{content:"“";font-family:Georgia,serif;font-size:3rem;line-height:0;color:var(--blue);display:block;height:24px}
.who{display:flex;gap:.8rem;align-items:center;margin-top:1.4rem;padding-top:1.2rem;border-top:1px solid var(--line)}
.who img,.who .av{width:46px;height:46px;border-radius:50%;object-fit:cover}
.who .av{background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff;display:grid;place-items:center;font-weight:700}
.who b{display:block;font-size:.92rem}
.who small{color:var(--mut);font-size:.78rem}

/* BLOG */
.bgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:3rem}
.post .card-b small{color:var(--blue);font-weight:600;font-size:.75rem;text-transform:uppercase;letter-spacing:.06em}
.post h3{font-size:1.2rem;margin:.4rem 0}
.head-row{display:flex;justify-content:space-between;align-items:end;gap:1rem;flex-wrap:wrap}

/* CONTACTO */
.ct .wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:4rem;align-items:start}
.form{background:#fff;border:1px solid var(--line);border-radius:20px;padding:2.2rem;box-shadow:var(--sh2)}
.seg{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:1.4rem}
.seg label{border:1px solid var(--line);border-radius:10px;padding:.7rem;text-align:center;font-size:.85rem;font-weight:600;cursor:pointer;color:var(--mut);transition:.2s}
.seg input{display:none}
.seg input:checked+label{border-color:var(--blue);background:#eff6ff;color:var(--blue)}
.f2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.fl{margin-bottom:14px}
.fl label{display:block;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--mut);margin-bottom:.35rem}
.oc-input{width:100%;border:1px solid var(--line);border-radius:8px;padding:.75rem .9rem;font:inherit;background:#fff;transition:.2s}
.oc-input:focus{outline:0;border-color:var(--blue);box-shadow:0 0 0 3px rgba(0,64,128,.12)}
.chan{margin-top:2rem;display:grid;gap:12px}
.chan a{display:flex;gap:1rem;align-items:center;background:#fff;border:1px solid var(--line);border-radius:12px;padding:1rem 1.2rem;transition:.2s}
.chan a:hover{border-color:var(--blue)}
.chan i{width:42px;height:42px;border-radius:10px;display:grid;place-items:center;font-style:normal;background:#eff6ff;color:var(--blue);font-weight:700}
.chan small{display:block;color:var(--mut)}

/* FOOTER */
.ftr{background:var(--navy);color:rgba(255,255,255,.75);position:relative;padding:40px 0 30px;margin-top:60px}
.ftr svg.wave{position:absolute;bottom:100%;left:0;width:100%;height:90px}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:2rem;padding-bottom:2.5rem;border-bottom:1px solid rgba(255,255,255,.1)}
.ftr h4{color:#fff;font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:1rem}
.ftr li{list-style:none;margin:.45rem 0;font-size:.92rem}
.ftr a:hover{color:#fff}
.fbot{display:flex;justify-content:space-between;padding-top:1.4rem;font-size:.82rem;flex-wrap:wrap;gap:1rem}
.wa-fab{position:fixed;right:20px;bottom:20px;z-index:60;width:58px;height:58px;border-radius:50%;background:var(--wa);display:grid;place-items:center;box-shadow:0 8px 24px rgba(37,211,102,.45)}

/* RESPONSIVE */
@media(max-width:960px){
  .burger{display:block}
  .paths,.pil,.tgrid,.bgrid,.inst .wrap,.ct .wrap{grid-template-columns:1fr}
  .inst .wrap,.ct .wrap{gap:2.5rem}
  .gal{grid-template-columns:1fr 1fr;grid-template-rows:auto}
  .gal figure{aspect-ratio:1}.gal figure:first-child{grid-column:span 2;grid-row:auto;aspect-ratio:16/10}
  .hero-trust .wrap{grid-template-columns:repeat(2,1fr)}
  .fgrid{grid-template-columns:1fr 1fr}
  section{padding:72px 0}
}
@media(max-width:560px){.f2,.seg{grid-template-columns:1fr}.stats{grid-template-columns:1fr}.cert .seal{left:8px}.cert{max-width:280px}}

/* ── Producción ── */
.hero-media video,.hero-poster{width:100%;height:100%;min-width:0;min-height:0;top:0;left:0;transform:none}
.hero-yt iframe{opacity:0;transition:opacity 1.2s}.hero-yt.on iframe{opacity:.55}
.pt0{padding-top:0}.mt1{margin-top:1rem}
.path .btn{align-self:flex-start}
.fdesc{font-size:.88rem;max-width:34ch}
.ftr .social a{color:inherit}
.ct{background:#fff}
.chk{display:flex!important;gap:.5rem;align-items:center;margin-top:.6rem;text-transform:none!important;letter-spacing:0!important;font-size:.85rem!important;font-weight:500!important;cursor:pointer}
.chk input{width:16px;height:16px;accent-color:#004080}
select.oc-input{appearance:none;background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236b7280' stroke-width='2' fill='none'/%3E%3C/svg%3E") no-repeat right .9rem center;padding-right:2.4rem}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.btn-block{width:100%;justify-content:center}
.btn[disabled]{opacity:.6;cursor:wait}
.legal{font-size:.75rem;color:var(--mut);margin-top:.8rem;text-align:center}.legal a{color:var(--blue)}
.alerta{border-radius:10px;padding:.8rem 1rem;font-size:.9rem;margin-bottom:12px}
.alerta.ok{background:#dcfce7;color:#166534;border:1px solid #86efac}
.alerta.err{background:#fee2e2;color:#991b1b;border:1px solid #fca5a5}
.oc-input.inv{border-color:#ef4444}
.i-wa{background:#dcfce7!important;color:#15803d!important}
.post{display:block}
.cf-turnstile{margin:6px 0 14px}
/* Buscador de estándares */
.combo{position:relative}
.combo .oc-input.sel{border-color:var(--blue);background:#f8fbff;font-weight:500}
.combo .oc-input{padding-right:2.4rem}
.combo-x{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:30px;height:30px;border:0;border-radius:50%;background:none;font-size:1.3rem;line-height:1;color:var(--mut);cursor:pointer}
.combo-x:hover{background:#f1f5f9;color:var(--ink)}
.combo-list{position:absolute;left:0;right:0;top:calc(100% + 6px);z-index:30;max-height:300px;overflow:auto;margin:0;padding:6px;list-style:none;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--sh2)}
.combo-list li{display:flex;gap:.6rem;align-items:flex-start;padding:.55rem .65rem;border-radius:8px;cursor:pointer;font-size:.88rem;line-height:1.35;color:var(--ink)}
.combo-list li.act{background:#eff6ff}
.combo-list .cod{flex:0 0 auto;font-weight:700;font-size:.78rem;color:var(--blue);background:#e0edff;padding:2px 7px;border-radius:6px;margin-top:1px}
.combo-list mark{background:#fde68a;color:inherit;border-radius:2px;padding:0}
.combo-list li.vacio{color:var(--mut);cursor:pointer;display:block}
.combo-list li.vacio b{color:var(--blue)}
.combo-list .mas{display:block;text-align:center;font-size:.78rem;color:var(--mut);cursor:default}
@media(max-width:960px){
  .nav{display:flex;position:fixed;inset:78px 0 auto;flex-direction:column;gap:0;background:rgba(15,31,61,.98);padding:.5rem 16px 1.2rem;transform:translateY(-120%);transition:transform .3s;margin:0}
  .nav.open{transform:none}
  .nav a{padding:.9rem 0;border-bottom:1px solid rgba(255,255,255,.08)}
  .nav .nav-btn{display:inline-flex;margin-top:1rem;align-self:flex-start;border-bottom:1px solid rgba(255,255,255,.35)}
  .hdr.menu{background:rgba(15,31,61,.98)}
}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
@media(max-width:560px){.track a{flex-basis:140px;height:80px;padding:0 12px}.track img{max-height:58px}}
@media(max-width:960px){
  .hero{display:flex;flex-direction:column;padding:110px 0 0}
  .hero-c{margin:auto 0}
  .hero-trust{position:relative;margin-top:48px}
  .hero-trust div{padding:.8rem .4rem}
  .hero-trust strong{font-size:1.4rem}
}