/* Concavo Desarrolladora LLC — main stylesheet */
:root{
  --navy:#2b4257;--navy-dark:#1d2f40;--navy-deep:#16232f;
  --bronze:#b57b34;--bronze-light:#d9a05b;
  --stone:#e7e2d8;--sand:#f6f3ed;--paper:#fffdf9;
  --ink:#1b2229;--body:#4a5764;--line:#e2ddd2;
  --radius:14px;--maxw:1180px;
  --shadow:0 10px 30px rgba(27,34,41,.08);
  --shadow-lg:0 24px 60px rgba(27,34,41,.14);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--body);
  font-family:"Source Sans 3",-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;
  font-size:17px;line-height:1.7;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4,h5{font-family:"Fraunces","Georgia",serif;color:var(--ink);line-height:1.18;margin:0 0 .6em;font-weight:600;letter-spacing:-.01em}
h1{font-size:clamp(2.2rem,5vw,3.6rem)}
h2{font-size:clamp(1.7rem,3.4vw,2.5rem)}
h3{font-size:1.24rem}
p{margin:0 0 1.1em}
a{color:var(--navy);text-decoration:none;transition:color .25s var(--ease)}
a:hover{color:var(--bronze)}
img{max-width:100%;height:auto;display:block}
ul{padding-left:1.1rem}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.narrow{max-width:820px}
section{padding:84px 0}
.sec-tag{display:inline-flex;align-items:center;gap:8px;font-size:.76rem;letter-spacing:.16em;
  text-transform:uppercase;font-weight:700;color:var(--bronze);margin-bottom:14px}
.sec-tag::before{content:"";width:26px;height:2px;background:var(--bronze);display:block}
.lead{font-size:1.12rem;color:var(--body)}
.muted{color:#6d7986}
.center{text-align:center}
.center .sec-tag{justify-content:center}

/* skip link */
.skip{position:absolute;left:-9999px;top:0;background:var(--navy);color:#fff;padding:10px 16px;z-index:200}
.skip:focus{left:10px;top:10px}

/* ---------- header ---------- */
.topbar{background:var(--navy-deep);color:#c4cfd9;font-size:.82rem}
.topbar .wrap{display:flex;justify-content:space-between;gap:14px;padding-top:9px;padding-bottom:9px;flex-wrap:wrap}
.topbar a{color:#e5ebf1}
.topbar a:hover{color:var(--bronze-light)}
.topbar span+span{margin-left:18px}
header.site{position:sticky;top:0;z-index:100;background:rgba(255,253,249,.92);
  backdrop-filter:saturate(160%) blur(12px);border-bottom:1px solid var(--line);transition:box-shadow .3s var(--ease)}
header.site.scrolled{box-shadow:0 6px 22px rgba(27,34,41,.09)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 22px;max-width:var(--maxw);margin:0 auto}
.brand{display:flex;align-items:center;gap:11px}
.brand img{width:40px;height:40px}
.brand b{font-family:"Fraunces",serif;font-size:1.16rem;color:var(--ink);letter-spacing:-.02em;line-height:1.05;display:block}
.brand small{display:block;font-size:.63rem;letter-spacing:.22em;text-transform:uppercase;color:var(--bronze);font-weight:700}
.menu{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
.menu a{display:block;padding:9px 13px;font-size:.94rem;font-weight:600;color:var(--navy-dark);border-radius:8px;position:relative}
.menu a::after{content:"";position:absolute;left:13px;right:13px;bottom:4px;height:2px;background:var(--bronze);
  transform:scaleX(0);transform-origin:right;transition:transform .3s var(--ease)}
.menu a:hover::after,.menu a[aria-current="page"]::after{transform:scaleX(1);transform-origin:left}
.menu a[aria-current="page"]{color:var(--bronze)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 24px;border-radius:999px;
  font-weight:700;font-size:.94rem;border:1.5px solid transparent;cursor:pointer;transition:all .3s var(--ease)}
.btn-primary{background:var(--navy);color:#fff}
.btn-primary:hover{background:var(--bronze);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(181,123,52,.32)}
.btn-ghost{border-color:var(--navy);color:var(--navy)}
.btn-ghost:hover{background:var(--navy);color:#fff;transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--navy)}
.btn-light:hover{background:var(--bronze);color:#fff;transform:translateY(-2px)}
.burger{display:none;background:none;border:1px solid var(--line);border-radius:9px;padding:9px 11px;cursor:pointer}
.burger span{display:block;width:20px;height:2px;background:var(--navy);margin:4px 0;transition:.3s var(--ease)}
.burger.open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
@media(max-width:980px){
  .burger{display:block}
  .menu{position:fixed;inset:0 0 0 32%;background:var(--paper);flex-direction:column;align-items:stretch;
    gap:2px;padding:96px 22px;transform:translateX(102%);transition:transform .38s var(--ease);
    box-shadow:var(--shadow-lg);overflow:auto}
  .menu.open{transform:none}
  .menu a{padding:13px 6px;font-size:1.02rem;border-bottom:1px solid var(--line)}
  .menu .btn{margin-top:16px}
}

/* ---------- hero ---------- */
.hero{position:relative;min-height:min(88vh,760px);display:flex;align-items:center;overflow:hidden;color:#fff;padding:110px 0}
.hero picture,.hero>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  animation:kenburns 22s var(--ease) forwards}
@keyframes kenburns{from{transform:scale(1.1)}to{transform:scale(1)}}
.hero::after{content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(22,35,47,.93) 0%,rgba(22,35,47,.78) 45%,rgba(22,35,47,.28) 100%)}
.hero .wrap{position:relative;z-index:2}
.hero h1{color:#fff;max-width:16ch}
.hero .sec-tag{color:var(--bronze-light)}
.hero .sec-tag::before{background:var(--bronze-light)}
.hero p{color:#dbe3ea;max-width:56ch;font-size:1.12rem}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.hero-stats{display:flex;gap:44px;flex-wrap:wrap;margin-top:52px;padding-top:28px;border-top:1px solid rgba(255,255,255,.2)}
.hero-stats b{display:block;font-family:"Fraunces",serif;font-size:2.1rem;color:#fff;line-height:1}
.hero-stats span{font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:#a9b8c6}

/* page banner */
.banner{position:relative;padding:96px 0 78px;color:#fff;overflow:hidden;background:var(--navy-deep)}
.banner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.35}
.banner::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(22,35,47,.92),rgba(22,35,47,.55))}
.banner .wrap{position:relative;z-index:2}
.banner h1{color:#fff;margin-bottom:.3em}
.banner p{color:#cdd8e2;max-width:62ch;margin:0}
.crumbs{font-size:.83rem;color:#9fb0be;margin-bottom:14px}
.crumbs a{color:#cfdae4}
.crumbs a:hover{color:var(--bronze-light)}

/* ---------- grids & cards ---------- */
.grid{display:grid;gap:26px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.g2,.g3,.g4{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s var(--ease);height:100%}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:#d3cbba}
.card h3{margin-bottom:.45em}
.card p:last-child{margin-bottom:0}
.icon{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;background:var(--sand);
  color:var(--bronze);margin-bottom:16px;border:1px solid var(--line);transition:.35s var(--ease)}
.card:hover .icon{background:var(--navy);color:#fff;border-color:var(--navy);transform:rotate(-6deg)}
.icon svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.7}
.num{font-family:"Fraunces",serif;font-size:2.6rem;color:var(--stone);line-height:1;display:block;margin-bottom:10px}

.split{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
@media(max-width:900px){.split{grid-template-columns:1fr;gap:34px}}
.figure{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg)}
.figure img{transition:transform .8s var(--ease)}
.figure:hover img{transform:scale(1.05)}
.figure .cap{position:absolute;left:0;right:0;bottom:0;padding:22px;color:#fff;font-size:.9rem;
  background:linear-gradient(transparent,rgba(22,35,47,.88))}

.tile{position:relative;border-radius:var(--radius);overflow:hidden;background:var(--navy-deep);height:100%}
.tile img{aspect-ratio:4/3;object-fit:cover;width:100%;transition:transform .7s var(--ease),opacity .5s}
.tile:hover img{transform:scale(1.07);opacity:.75}
.tile-body{position:absolute;inset:auto 0 0 0;padding:24px;color:#fff;
  background:linear-gradient(transparent,rgba(18,29,39,.92))}
.tile-body h3{color:#fff;margin-bottom:4px;font-size:1.15rem}
.tile-body span{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--bronze-light);font-weight:700}
.tile-meta{max-height:0;overflow:hidden;opacity:0;transition:max-height .45s var(--ease),opacity .35s var(--ease)}
.tile:hover .tile-meta{max-height:110px;opacity:1}
.tile-meta p{font-size:.9rem;color:#cfdae4;margin:8px 0 0}

.alt{background:var(--sand);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.dark{background:var(--navy-deep);color:#c9d4de}
.dark h2,.dark h3{color:#fff}
.dark .sec-tag{color:var(--bronze-light)}
.dark .sec-tag::before{background:var(--bronze-light)}
.dark .card{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.13);color:#c9d4de}
.dark .num{color:rgba(255,255,255,.22)}

.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;text-align:center}
@media(max-width:760px){.stat-row{grid-template-columns:repeat(2,1fr)}}
.stat b{font-family:"Fraunces",serif;font-size:2.6rem;color:var(--bronze);display:block;line-height:1}
.stat span{font-size:.82rem;letter-spacing:.1em;text-transform:uppercase}

.quote{background:#fff;border:1px solid var(--line);border-left:3px solid var(--bronze);
  border-radius:var(--radius);padding:30px;height:100%}
.quote p{font-style:italic;color:var(--ink)}
.quote footer{font-size:.86rem;color:#6d7986;font-style:normal}
.quote footer b{color:var(--ink);display:block;font-style:normal}
.stars{color:var(--bronze);letter-spacing:2px;margin-bottom:10px}

/* accordion */
.acc{border:1px solid var(--line);border-radius:var(--radius);background:#fff;overflow:hidden;margin-bottom:12px}
.acc summary{cursor:pointer;padding:20px 24px;font-weight:700;color:var(--ink);list-style:none;
  display:flex;justify-content:space-between;gap:16px;align-items:center;transition:background .25s}
.acc summary::-webkit-details-marker{display:none}
.acc summary:hover{background:var(--sand)}
.acc summary::after{content:"+";font-size:1.4rem;color:var(--bronze);transition:transform .3s var(--ease)}
.acc[open] summary::after{transform:rotate(45deg)}
.acc .acc-body{padding:0 24px 22px;animation:slidedown .35s var(--ease)}
@keyframes slidedown{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}

/* timeline */
.timeline{position:relative;padding-left:34px}
.timeline::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;background:var(--line)}
.tl-item{position:relative;padding-bottom:34px}
.tl-item::before{content:"";position:absolute;left:-31px;top:6px;width:14px;height:14px;border-radius:50%;
  background:var(--paper);border:3px solid var(--bronze)}
.tl-item h3{margin-bottom:.25em}
.tl-item:last-child{padding-bottom:0}

/* form */
form.contact{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}
.field{margin-bottom:18px}
.field label{display:block;font-size:.85rem;font-weight:700;color:var(--ink);margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;padding:13px 15px;border:1px solid var(--line);
  border-radius:10px;font:inherit;font-size:.96rem;color:var(--ink);background:var(--paper);
  transition:border-color .25s,box-shadow .25s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--bronze);
  box-shadow:0 0 0 3px rgba(181,123,52,.16)}
.field textarea{min-height:130px;resize:vertical}
.two{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:600px){.two{grid-template-columns:1fr}}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:.86rem;color:#6d7986}
.consent input{width:auto;margin-top:4px}
.form-note{font-size:.82rem;color:#6d7986;margin-top:14px}
.form-ok{display:none;background:#eef6ef;border:1px solid #c3e0c8;color:#245c31;padding:14px 16px;
  border-radius:10px;margin-bottom:16px;font-size:.92rem}

/* legal pages */
.legal h2{font-size:1.5rem;margin-top:2em}
.legal h3{margin-top:1.6em}
.legal ul{margin-bottom:1.2em}
.legal li{margin-bottom:.45em}
.toc{background:var(--sand);border:1px solid var(--line);border-radius:var(--radius);padding:24px 28px;margin-bottom:34px}
.toc ol{margin:0;padding-left:1.2rem;columns:2}
@media(max-width:640px){.toc ol{columns:1}}
.updated{display:inline-block;background:var(--sand);border:1px solid var(--line);border-radius:999px;
  padding:6px 16px;font-size:.82rem;color:#6d7986;margin-bottom:22px}
table.data{width:100%;border-collapse:collapse;margin:0 0 1.6em;font-size:.94rem}
table.data th,table.data td{border:1px solid var(--line);padding:11px 13px;text-align:left;vertical-align:top}
table.data th{background:var(--sand);color:var(--ink);font-weight:700}

/* CTA strip */
.cta{background:linear-gradient(120deg,var(--navy-deep),var(--navy));color:#fff;border-radius:var(--radius);
  padding:52px;display:flex;justify-content:space-between;align-items:center;gap:32px;flex-wrap:wrap;
  box-shadow:var(--shadow-lg);position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;right:-70px;top:-70px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(217,160,91,.35),transparent 68%)}
.cta h2{color:#fff;margin:0 0 8px}
.cta p{color:#c6d2dd;margin:0;max-width:52ch}
.cta>div{position:relative;z-index:2}

/* footer */
footer.site{background:var(--navy-deep);color:#9fb0be;padding:66px 0 0;font-size:.94rem}
footer.site h4{color:#fff;font-family:"Fraunces",serif;font-size:1rem;margin-bottom:16px}
footer.site a{color:#c3ced8}
footer.site a:hover{color:var(--bronze-light)}
.fgrid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:38px}
@media(max-width:900px){.fgrid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.fgrid{grid-template-columns:1fr}}
footer.site ul{list-style:none;padding:0;margin:0}
footer.site li{margin-bottom:9px}
.fbrand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.fbrand img{width:42px;height:42px}
.fbrand b{color:#fff;font-family:"Fraunces",serif;font-size:1.1rem;display:block}
.fbrand small{color:var(--bronze-light);font-size:.63rem;letter-spacing:.2em;text-transform:uppercase;font-weight:700}
.legalbar{margin-top:52px;border-top:1px solid rgba(255,255,255,.12);padding:20px 0;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.85rem;color:#8598a7}
.legalbar nav a{margin-left:18px}
@media(max-width:640px){.legalbar nav a{margin:0 14px 0 0;display:inline-block}}

/* cookie banner */
#cookie{position:fixed;left:18px;right:18px;bottom:18px;z-index:180;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:22px 26px;max-width:940px;margin:0 auto;
  display:none;gap:22px;align-items:center;flex-wrap:wrap;
  animation:cookiein .5s var(--ease)}
#cookie.show{display:flex}
@keyframes cookiein{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}
#cookie p{margin:0;font-size:.9rem;flex:1 1 380px}
#cookie .actions{display:flex;gap:10px;flex-wrap:wrap}
#cookie .btn{padding:10px 20px;font-size:.88rem}

/* back to top */
#totop{position:fixed;right:20px;bottom:20px;z-index:120;width:46px;height:46px;border-radius:50%;
  background:var(--navy);color:#fff;border:none;cursor:pointer;display:grid;place-items:center;
  opacity:0;pointer-events:none;transform:translateY(14px);transition:.35s var(--ease);box-shadow:var(--shadow)}
#totop.show{opacity:1;pointer-events:auto;transform:none}
#totop:hover{background:var(--bronze)}

/* scroll reveal */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}
/* progress bar */
#prog{position:fixed;top:0;left:0;height:3px;background:var(--bronze);width:0;z-index:190;transition:width .1s linear}
.logos{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
.chip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:9px 20px;font-size:.85rem;
  font-weight:600;color:var(--navy-dark);transition:.3s var(--ease)}
.chip:hover{border-color:var(--bronze);color:var(--bronze);transform:translateY(-3px)}