/* Cyber Infiniti - shared styles. Mobile-first. */
:root{
  --navy:#0a2540; --navy-2:#003060; --blue:#1f6f9a; --cyan:#22c1c3;
  --bg:#ffffff; --bg-soft:#f2f7fb; --text:#1c2b3a; --muted:#54657a; --line:#dbe5ee;
  --radius:14px; --shadow:0 8px 28px rgba(10,37,64,.10); --max:1120px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;font:16px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--text);background:var(--bg)}
img{max-width:100%;height:auto}
a{color:var(--blue)}
h1,h2,h3{line-height:1.2;color:var(--navy);margin:0 0 .5em}
h1{font-size:clamp(2rem,6vw,3.2rem)} h2{font-size:clamp(1.5rem,4vw,2.1rem)} h3{font-size:1.15rem}
p{margin:0 0 1em}
:focus-visible{outline:3px solid var(--cyan);outline-offset:2px}
.skip{position:absolute;left:-999px;top:0;background:var(--navy);color:#fff;padding:.6rem 1rem;z-index:100}
.skip:focus{left:8px;top:8px}
.container{width:min(100% - 2rem,var(--max));margin-inline:auto}
section{padding:3.5rem 0}
.soft{background:var(--bg-soft)}
.eyebrow{color:var(--blue);font-weight:700;letter-spacing:.08em;text-transform:uppercase;font-size:.8rem}
.lead{font-size:1.15rem;color:var(--muted);max-width:46rem}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;min-height:68px}
.brand img{height:48px;width:auto;display:block}
.menu{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);padding:1rem;list-style:none;margin:0}
.menu.open{display:block}
.menu a{display:block;padding:.7rem .5rem;color:var(--navy);text-decoration:none;font-weight:600;border-radius:8px}
.menu a:hover,.menu a[aria-current="page"]{color:var(--blue)}
.burger{background:none;border:1px solid var(--line);border-radius:8px;padding:.5rem .65rem;cursor:pointer}
.burger span{display:block;width:22px;height:2px;background:var(--navy);margin:4px 0;transition:.2s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* Buttons */
.btn{display:inline-block;padding:.85rem 1.5rem;border-radius:999px;font-weight:700;text-decoration:none;border:2px solid transparent;cursor:pointer;font-size:1rem;transition:transform .15s,background .15s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--cyan);color:var(--navy)} .btn-primary:hover{background:#4fd6d8}
.btn-ghost{border-color:#fff;color:#fff} .btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-dark{background:var(--navy);color:#fff}

/* Hero */
.hero{background:linear-gradient(135deg,var(--navy) 0%,var(--navy-2) 55%,var(--blue) 100%);color:#fff;padding:4.5rem 0}
.hero h1{color:#fff} .hero .lead{color:#d6e6f2}
.hero .eyebrow{color:var(--cyan)}
.actions{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.5rem}
.page-hero{padding:3rem 0}

/* Grids & cards */
.grid{display:grid;gap:1.25rem}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow);text-decoration:none;color:inherit;display:block}
a.card:hover{border-color:var(--cyan)}
.card p{color:var(--muted);margin:0}
.icon{width:44px;height:44px;border-radius:12px;background:var(--bg-soft);display:grid;place-items:center;margin-bottom:1rem}
.icon svg{width:24px;height:24px;stroke:var(--blue);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.step-num{width:40px;height:40px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:700;margin-bottom:1rem}
.checklist{list-style:none;padding:0;margin:0 0 1rem}
.checklist li{padding-left:1.8rem;position:relative;margin-bottom:.6rem}
.checklist li::before{content:"";position:absolute;left:0;top:.45em;width:.9rem;height:.5rem;border-left:3px solid var(--cyan);border-bottom:3px solid var(--cyan);transform:rotate(-45deg)}
.cta{background:var(--navy);color:#fff;text-align:center}
.cta h2{color:#fff} .cta p{color:#d6e6f2}

/* Forms */
.form{display:grid;gap:1rem}
label{font-weight:600;color:var(--navy);display:block;margin-bottom:.3rem}
input,select,textarea{width:100%;padding:.75rem .9rem;border:1.5px solid var(--line);border-radius:10px;font:inherit;color:var(--text);background:#fff}
input:focus,select:focus,textarea:focus{border-color:var(--blue)}
.error{color:#b42318;font-size:.9rem;min-height:1.1em;display:block}
[aria-invalid="true"]{border-color:#b42318}
.form-status{font-weight:600;color:var(--blue)}
.hp{position:absolute;left:-9999px}

/* Footer */
.site-footer{background:#071a2e;color:#b9cadb;padding:3rem 0 1.5rem}
.site-footer a{color:#d6e6f2;text-decoration:none} .site-footer a:hover{color:var(--cyan)}
.site-footer h3{color:#fff;font-size:1rem}
.site-footer ul{list-style:none;padding:0;margin:0} .site-footer li{margin-bottom:.5rem}
.footer-logo{height:52px;width:auto;background:#fff;border-radius:10px;padding:4px 8px;margin-bottom:1rem}
.socials{display:flex;gap:.7rem;margin-top:1rem}
.socials a{width:40px;height:40px;border:1px solid #2a4460;border-radius:50%;display:grid;place-items:center}
.socials svg{width:18px;height:18px;fill:currentColor}
.copyright{border-top:1px solid #1d3550;margin-top:2rem;padding-top:1.2rem;font-size:.9rem}
.notice{font-size:.9rem;color:var(--muted);background:var(--bg-soft);border-left:4px solid var(--cyan);padding:.8rem 1rem;border-radius:6px}

/* Scroll reveal (only hidden when JS is active) */
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.js .reveal.visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.js .reveal{opacity:1;transform:none;transition:none}.btn{transition:none}}

/* Tablet+ */
@media (min-width:760px){
  .burger{display:none}
  .menu{display:flex;position:static;border:0;padding:0;gap:.25rem;align-items:center}
  .menu a{padding:.5rem .8rem}
  .g2{grid-template-columns:repeat(2,1fr)} .g3{grid-template-columns:repeat(3,1fr)} .g4{grid-template-columns:repeat(4,1fr)}
  .split{grid-template-columns:1.2fr 1fr;align-items:start}
  .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:2rem}
  section{padding:5rem 0}
}