/* Corumba — design system (v14 internas) */
:root{
  --bg:#ffffff;--fg:#223047;--muted:#5a6b7a;--line:#dde6ee;--soft:#f1f6fa;
  --ink:#223047;--inverse:#ffffff;--accent:#225db4;--accent-light:#009ee0;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--fg);
  font-family:'Inter Tight','Inter',ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  font-size:16px;line-height:1.55;letter-spacing:-0.01em;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
::selection{background:#223047;color:#fff}

.wrap{max-width:1320px;margin:0 auto;padding:0 24px}
@media(min-width:768px){.wrap{padding:0 40px}}

/* Nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:saturate(160%) blur(16px);-webkit-backdrop-filter:saturate(160%) blur(16px);border-bottom:1px solid transparent;transition:border-color .25s, box-shadow .25s, background .25s}
.nav.scrolled{border-bottom-color:var(--line);box-shadow:0 6px 24px -18px rgba(34,48,71,.35)}
/* Disable backdrop-filter when menu open so child position:fixed escapes to viewport */
.nav.menu-opened{backdrop-filter:none;-webkit-backdrop-filter:none}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:84px}
@media(min-width:900px){.nav-inner{height:96px}}

/* Brand — destacada */
.brand{display:flex;align-items:center;gap:14px;flex-shrink:0;position:relative}
.brand img{height:42px;width:auto;display:block;transition:transform .3s cubic-bezier(.22,.61,.36,1)}
@media(min-width:900px){.brand img{height:54px}}
.brand:hover img{transform:scale(1.04)}
.brand::after{content:"";position:absolute;left:0;right:0;bottom:-14px;height:2px;background:linear-gradient(90deg,var(--accent),var(--accent-light));border-radius:2px;transform:scaleX(0);transform-origin:left;transition:transform .4s cubic-bezier(.22,.61,.36,1)}
.brand:hover::after{transform:scaleX(1)}

.nav-links{display:flex;gap:40px;font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;font-weight:600;color:var(--ink)}
.nav-links a{position:relative;padding:8px 0;transition:color .2s}
.nav-links a::after{content:"";position:absolute;left:0;bottom:2px;height:2px;width:100%;background:var(--accent);transform:scaleX(0);transform-origin:right;transition:transform .35s cubic-bezier(.22,.61,.36,1)}
.nav-links a:hover{color:var(--accent)}
.nav-links a:hover::after{transform:scaleX(1);transform-origin:left}

/* Burger (Apple-style) — visible only on mobile */
.burger-container{display:none;position:relative;height:50px;width:50px;cursor:pointer;background:transparent;border:0;padding:0;transform:rotate(0deg);transition:transform .3s cubic-bezier(.4,.01,.165,.99);-webkit-tap-highlight-color:transparent;z-index:10001}
.burger-container #burger{width:22px;height:10px;position:relative;display:block;margin:0 auto;top:50%;transform:translateY(-50%)}
.burger-container #burger .bar{width:100%;height:2px;display:block;position:absolute;left:0;background:var(--ink);border-radius:2px;transition:all .3s cubic-bezier(.4,.01,.165,.99);transition-delay:0s}
.burger-container #burger .bar.topBar{top:0;transform:translateY(0) rotate(0deg)}
.burger-container #burger .bar.btmBar{top:8px;transform:translateY(0) rotate(0deg)}
.nav.menu-opened .burger-container{transform:rotate(90deg)}
.nav.menu-opened .burger-container #burger .bar{background:#fff;transition:all .4s cubic-bezier(.4,.01,.165,.99);transition-delay:.2s}
.nav.menu-opened .burger-container #burger .bar.topBar{top:0;transform:translateY(4px) rotate(45deg)}
.nav.menu-opened .burger-container #burger .bar.btmBar{top:8px;transform:translateY(-4px) rotate(-45deg)}

@media(max-width:899px){
  .nav{transition:background .5s ease-out, border-color .25s, box-shadow .25s}
  .nav-inner{position:relative;justify-content:center;height:72px}
  .brand{margin:0 auto;position:relative;z-index:5;transition:opacity .25s}
  .brand img{height:38px;transition:opacity .25s}
  .burger-container{display:block;position:absolute;left:8px;top:50%;transform:translateY(-50%) rotate(0deg)}
  .nav.menu-opened .burger-container{transform:translateY(-50%) rotate(90deg)}
  .nav .cta-pill{display:none}

  /* Fullscreen Apple-style overlay */
  .nav-links{
    position:fixed;left:0;right:0;top:72px;bottom:0;
    display:flex;flex-direction:column;align-items:stretch;
    gap:0;padding:8px 32px 48px;margin:0;
    background:#0b1220;
    z-index:9998;
    opacity:0;visibility:hidden;pointer-events:none;
    transition:opacity .35s ease, visibility 0s linear .35s;
    overflow-y:auto;
  }
  .nav.menu-opened ~ * .nav-links,
  .nav.menu-opened .nav-links{
    opacity:1;visibility:visible;pointer-events:auto;
    transition:opacity .35s ease, visibility 0s linear 0s;
  }
  .nav.menu-opened{background:#0b1220;border-bottom-color:transparent;box-shadow:none}
  .nav.menu-opened .brand img{filter:brightness(0) invert(1)}

  .nav-links .menu-item{
    display:block;width:100%;
    padding:18px 4px;margin:0;
    font-family:'Inter Tight',sans-serif;font-size:28px;line-height:1.2;
    letter-spacing:-.015em;text-transform:none;font-weight:300;
    color:#fff;border-bottom:1px solid rgba(255,255,255,.12);
    background:transparent;
    transform:scale(1.15) translateY(-30px);opacity:0;
    transition:transform .5s cubic-bezier(.4,.01,.165,.99), opacity .6s cubic-bezier(.4,.01,.165,.99), color .2s;
  }
  .nav-links .menu-item::after{display:none}
  .nav-links .menu-item:last-child{border-bottom:0}
  .nav-links .menu-item:hover,
  .nav-links .menu-item[aria-current="page"]{color:var(--accent-light)}

  /* Closed staggered delays (reverse) */
  .nav-links .menu-item:nth-child(1){transition-delay:.49s}
  .nav-links .menu-item:nth-child(2){transition-delay:.42s}
  .nav-links .menu-item:nth-child(3){transition-delay:.35s}
  .nav-links .menu-item:nth-child(4){transition-delay:.28s}
  .nav-links .menu-item:nth-child(5){transition-delay:.21s}
  .nav-links .menu-item:nth-child(6){transition-delay:.14s}
  .nav-links .menu-item:nth-child(7){transition-delay:.07s}

  .nav.menu-opened .nav-links .menu-item{
    transform:scale(1) translateY(0);opacity:1;
  }
  .nav.menu-opened .nav-links .menu-item:nth-child(1){transition-delay:.27s}
  .nav.menu-opened .nav-links .menu-item:nth-child(2){transition-delay:.34s}
  .nav.menu-opened .nav-links .menu-item:nth-child(3){transition-delay:.41s}
  .nav.menu-opened .nav-links .menu-item:nth-child(4){transition-delay:.48s}
  .nav.menu-opened .nav-links .menu-item:nth-child(5){transition-delay:.55s}
  .nav.menu-opened .nav-links .menu-item:nth-child(6){transition-delay:.62s}
  .nav.menu-opened .nav-links .menu-item:nth-child(7){transition-delay:.69s}

  body.nav-open{overflow:hidden}
}


.cta-pill{display:inline-flex;align-items:center;gap:10px;background:var(--accent);color:#fff;padding:12px 22px;border-radius:999px;font-size:12px;letter-spacing:.12em;font-weight:700;text-transform:uppercase;transition:transform .25s ease, background .2s, box-shadow .25s;box-shadow:0 8px 20px -10px rgba(34,93,180,.55)}
.cta-pill:hover{transform:translateY(-1px);background:var(--accent-light);box-shadow:0 12px 26px -10px rgba(0,158,224,.6)}
.cta-pill .arrow{transition:transform .25s}
.cta-pill:hover .arrow{transform:translateX(3px)}

/* Hero */
.hero{padding:120px 0 80px;position:relative;overflow:hidden}
@media(min-width:768px){.hero{padding:160px 0 110px}}
.hero::before{content:"";position:absolute;top:50%;right:-12%;transform:translateY(-50%);width:min(110vh,1100px);height:min(110vh,1100px);background:url("c.regular.svg") center/contain no-repeat;opacity:.07;pointer-events:none;z-index:0;animation:cFloat 14s ease-in-out infinite}
@media(min-width:900px){.hero::before{right:-6%;opacity:.09}}
@keyframes cFloat{0%,100%{transform:translateY(-50%) rotate(0deg)}50%{transform:translateY(calc(-50% - 18px)) rotate(2deg)}}
.hero > .wrap{position:relative;z-index:1}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);font-weight:600;margin-bottom:32px}
.eyebrow::before{content:"";width:28px;height:1px;background:var(--accent)}
h1.display{font-family:'Inter Tight',sans-serif;font-size:clamp(40px,8vw,120px);line-height:.95;letter-spacing:-.045em;font-weight:700;margin:0}
h1.display .accent{font-style:italic;font-weight:500;color:var(--accent)}
.hero-lead{margin-top:40px;max-width:640px;font-size:18px;line-height:1.5;color:#333}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 24px;border-radius:999px;font-size:13px;letter-spacing:.08em;font-weight:600;text-transform:uppercase;border:1px solid var(--ink);transition:all .25s;cursor:pointer}
.btn-dark{background:var(--ink);color:var(--inverse)}
.btn-dark:hover{background:#1a2638;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:var(--inverse)}
.btn-accent{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn-accent:hover{background:var(--accent-light);border-color:var(--accent-light);transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--ink);border-color:#fff}
.btn-light:hover{background:transparent;color:#fff;border-color:#fff}

/* Section */
section{padding:80px 0;border-top:1px solid var(--line)}
@media(min-width:768px){section{padding:110px 0}}
.sec-head{display:grid;grid-template-columns:1fr;gap:32px;margin-bottom:48px}
@media(min-width:900px){.sec-head{grid-template-columns:200px 1fr;gap:80px}}
.sec-label{font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);font-weight:500}
.sec-title{font-family:'Inter Tight',sans-serif;font-size:clamp(28px,4.5vw,56px);line-height:1.04;letter-spacing:-.035em;font-weight:600;margin:0;max-width:900px}
.sec-title em{font-style:italic;font-weight:400;color:var(--accent)}

/* Contact / footer CTA */
.contact-cta{background:var(--ink);color:var(--inverse);padding:90px 0;border:none;position:relative;overflow:hidden}
.contact-cta::before{content:"";position:absolute;top:50%;left:-10%;transform:translateY(-50%);width:min(120vh,1000px);height:min(120vh,1000px);background:url("c.regular.svg") center/contain no-repeat;filter:brightness(0) invert(1);opacity:.06;pointer-events:none;z-index:0}
.contact-cta .wrap{position:relative;z-index:1}
.contact-cta h2{font-family:'Inter Tight',sans-serif;font-size:clamp(34px,6vw,76px);line-height:.98;letter-spacing:-.04em;font-weight:600;margin:0 0 36px}
.contact-cta h2 em{font-style:italic;font-weight:400;color:#7f93ab}
.contact-grid{display:grid;grid-template-columns:1fr;gap:36px;margin-top:56px;border-top:1px solid #2c3a52;padding-top:40px}
@media(min-width:768px){.contact-grid{grid-template-columns:repeat(4,1fr)}}
.contact-grid .ck{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:#7f93ab;font-weight:500;margin-bottom:12px}
.contact-grid .cv{font-size:15px;line-height:1.5}
.contact-grid .cv a{border-bottom:1px solid #3a4a66;transition:border-color .2s}
.contact-grid .cv a:hover{border-color:#fff}

/* Social icons */
.socials{margin-top:48px;padding-top:36px;border-top:1px solid #2c3a52;display:flex;flex-direction:column;gap:18px}
@media(min-width:768px){.socials{flex-direction:row;align-items:center;justify-content:space-between;gap:24px}}
.socials-label{font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:#7f93ab;font-weight:600}
.socials-label strong{color:#fff;font-weight:700;letter-spacing:.14em}
.socials-list{display:flex;flex-wrap:wrap;gap:10px}
.socials-list a{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:50%;
  border:1px solid #2c3a52;color:#cdd9e8;
  transition:transform .25s cubic-bezier(.22,.61,.36,1), background .25s, color .25s, border-color .25s;
}
.socials-list a:hover{background:var(--accent-light);border-color:var(--accent-light);color:#fff;transform:translateY(-3px)}
.socials-list svg{width:18px;height:18px;display:block}

/* Footer */
footer.foot{background:var(--ink);color:#8ea0b7;padding:32px 0;border-top:1px solid #2c3a52;font-size:12px;letter-spacing:.04em}
.foot-inner{display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center}
.foot-inner strong{color:#fff;font-weight:600}

/* Reveal */
.reveal{transition:opacity .8s ease,transform .8s cubic-bezier(.22,.61,.36,1)}
.js .reveal{opacity:0;transform:translateY(20px)}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){.js .reveal{opacity:1;transform:none;transition:none}}