/* SIGITMK Marathon — shared stylesheet for subpages
   (About Us, Contact Us, Terms of Use, Privacy Policy, Disclaimer).
   Design tokens and component styles mirrored from index.html inline CSS. */

:root{
  --bg:#061019;
  --bg-2:#0a1825;
  --card:#0e2131;
  --card-2:#122a3c;
  --text:#eef7ff;
  --muted:#9eb3c6;
  --line:rgba(255,255,255,.12);
  --hot:#ff3d00;
  --gold:#ffd000;
  --lime:#a8ff3e;
  --cyan:#00d4ff;
  --shadow:0 24px 80px rgba(0,0,0,.42);
  --radius:28px;
  --max:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  background:radial-gradient(circle at top left, rgba(255,61,0,.24), transparent 34%), radial-gradient(circle at 80% 15%, rgba(0,212,255,.18), transparent 32%), var(--bg);
  color:var(--text);
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:-1;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size:48px 48px;
  mask-image:linear-gradient(to bottom, #000 0%, transparent 80%);
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(var(--max), calc(100% - 40px));margin-inline:auto}

/* Topbar / nav */
.topbar{position:fixed;top:0;left:0;right:0;z-index:1000;backdrop-filter:blur(18px);background:rgba(6,16,25,.72);border-bottom:1px solid var(--line)}
.nav{height:78px;display:flex;align-items:center;justify-content:space-between;gap:22px}
.brand{display:flex;align-items:center;gap:12px;font-weight:950;letter-spacing:.4px}
.brand svg{width:48px;height:48px;filter:drop-shadow(0 8px 16px rgba(255,61,0,.25))}
.brand span{display:grid;line-height:1}
.brand small{font-size:11px;color:var(--muted);letter-spacing:2.2px;text-transform:uppercase;margin-top:6px}
.menu{display:flex;align-items:center;gap:26px;color:#dce9f5;font-size:14px;font-weight:800}
.menu a{position:relative;opacity:.9;transition:.25s ease}
.menu a:hover{color:var(--gold);opacity:1}
.menu a::after{content:"";position:absolute;left:0;bottom:-9px;width:0;height:2px;background:linear-gradient(90deg,var(--hot),var(--gold));transition:.25s ease}
.menu a:hover::after{width:100%}
.nav-actions{display:flex;gap:12px;align-items:center}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border:0;cursor:pointer;border-radius:999px;padding:14px 22px;font-weight:950;letter-spacing:.2px;color:#07101a;background:linear-gradient(135deg,var(--gold),var(--hot));box-shadow:0 16px 42px rgba(255,92,0,.28);transform:translateZ(0);transition:transform .25s ease, box-shadow .25s ease, filter .25s ease;white-space:nowrap}
.btn:hover{transform:translateY(-3px) scale(1.02);box-shadow:0 22px 58px rgba(255,92,0,.42);filter:saturate(1.12)}
.btn.ghost{color:var(--text);background:rgba(255,255,255,.08);border:1px solid var(--line);box-shadow:none}
.hamb{display:none;background:transparent;border:1px solid var(--line);color:var(--text);border-radius:16px;padding:10px;font-size:22px}

/* Sections */
section{position:relative;padding:70px 0}
.page-hero{padding-top:168px;padding-bottom:60px}
.page-hero .sub{margin-top:18px}
.eyebrow{color:var(--gold);font-size:13px;font-weight:1000;text-transform:uppercase;letter-spacing:2.2px;margin-bottom:12px}
.title{font-size:clamp(34px,5vw,64px);line-height:.95;letter-spacing:-2.8px;text-transform:uppercase}
.card-title{font-size:28px;line-height:1.05;letter-spacing:-1px;text-transform:uppercase}
.sub{max-width:560px;color:var(--muted);line-height:1.75;font-size:16px}
.glass{border:1px solid var(--line);background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.035));border-radius:var(--radius);box-shadow:0 24px 70px rgba(0,0,0,.22);backdrop-filter:blur(16px);overflow:hidden;transition:.28s ease;transform-style:preserve-3d}
.glass:hover{transform:translateY(-10px) rotateX(3deg);border-color:rgba(255,208,0,.32)}

/* Prose (long-form / legal text) */
.prose{max-width:820px}
.prose p{color:#c9d8e7;line-height:1.85;margin:14px 0}
.prose h2{font-size:22px;margin:36px 0 12px;letter-spacing:-.4px}
.prose ul{list-style:none;display:grid;gap:10px;margin:14px 0}
.prose li{display:flex;gap:12px;color:#c9d8e7;line-height:1.6}
.prose li::before{content:"—";color:var(--gold);flex:0 0 auto}
.prose a{color:var(--cyan);border-bottom:1px solid rgba(0,212,255,.35)}
.prose .updated{font-size:13px;color:var(--muted);letter-spacing:.4px;margin-bottom:26px}

/* Feature list (About) */
.feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:24px}
.feature{display:flex;gap:12px;align-items:flex-start;padding:16px;border-radius:20px;background:rgba(255,255,255,.055);border:1px solid var(--line)}
.feature i{width:34px;height:34px;border-radius:12px;background:linear-gradient(135deg,var(--gold),var(--hot));display:grid;place-items:center;color:#07101a;font-style:normal;font-weight:1000;flex:0 0 34px}
.feature h4{font-size:15px;margin-bottom:6px}
.feature p{font-size:13px;line-height:1.55;margin:0;color:var(--muted)}

/* Contact */
.contact-wrap{display:grid;grid-template-columns:.95fr 1.05fr;gap:28px;align-items:start}
.contact-card{padding:30px;display:grid;gap:16px}
.contact-line{display:flex;gap:14px;align-items:flex-start;padding:18px;border-radius:20px;background:rgba(255,255,255,.055);border:1px solid var(--line)}
.contact-line i{width:42px;height:42px;border-radius:14px;background:rgba(255,208,0,.12);display:grid;place-items:center;font-style:normal;flex:0 0 42px}
.contact-line h3{font-size:15px;margin-bottom:4px}
.contact-line p{color:var(--muted);line-height:1.5}

/* Form */
.form-card{padding:30px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:grid;gap:8px}
.field.full{grid-column:1/-1}
.field label{font-size:13px;color:#dce9f5;font-weight:900}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:16px;background:rgba(0,0,0,.22);color:var(--text);padding:15px 16px;outline:0;font:inherit}
.field textarea{min-height:120px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--gold);box-shadow:0 0 0 4px rgba(255,208,0,.12)}

/* Footer */
footer{padding:34px 0;border-top:1px solid var(--line);background:rgba(3,9,16,.7)}
.foot{display:flex;justify-content:space-between;align-items:center;gap:18px;color:var(--muted);font-size:14px}
.footer-left{display:flex;flex-direction:column;gap:10px}
.footer-links{display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center}
.footer-links a{color:#dce9f5;font-weight:900;font-size:13px;opacity:.86;transition:.25s ease}
.footer-links a:hover{color:var(--gold);opacity:1}
.social{display:flex;gap:10px}
.social a{width:40px;height:40px;border-radius:14px;border:1px solid var(--line);display:grid;place-items:center;background:rgba(255,255,255,.05);font-weight:1000;color:#fff}

/* Ad unit */
.ad-slot{text-align:center;margin:26px auto}

.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s ease, transform .8s ease}
.reveal.in{opacity:1;transform:none}

/* Responsive */
@media(max-width:1020px){
  .menu{display:none;position:absolute;left:20px;right:20px;top:86px;padding:20px;border-radius:24px;background:rgba(6,16,25,.94);border:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:flex-start}
  .menu.show{display:flex}
  .hamb{display:block}
  .contact-wrap,.feature-list{grid-template-columns:1fr}
}
@media(max-width:680px){
  .container{width:min(100% - 28px, var(--max))}
  .nav{height:70px}
  .nav-actions .btn{display:none}
  .title{letter-spacing:-1.5px}
  .form-grid{grid-template-columns:1fr}
  .foot{flex-direction:column;text-align:center}
  .footer-left{align-items:center}
  .footer-links{justify-content:center}
  .social{justify-content:center}
}