:root{
  --blue:#0b4ea2; --blue2:#155cbd; --blue-dark:#0a3f83;
  --green:#16a34a; --white:#ffffff; --muted:#c1c9d4;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,Arial;background:radial-gradient(1200px 600px at 20% -10%, #1a3f7a 0%, #0b1a2f 60%, #081225 100%) fixed;color:var(--white)}
a{color:#bde4ff}
.container{max-width:1140px;margin:0 auto;padding:24px}
.section{position:relative;padding:56px 0}
.section__title{font-size:32px;margin:0 0 14px}
.lead{font-weight:600;opacity:.95}
.muted{color:var(--muted)}
.btn{display:inline-flex;align-items:center;gap:8px;border-radius:12px;padding:12px 18px;border:1px solid rgba(255,255,255,.15);background:rgba(255,255,255,.06);color:#fff;font-weight:700;text-decoration:none;cursor:pointer;transition:.2s}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(0,0,0,.25)}
.btn-lg{padding:14px 22px;font-size:16px}
.btn-primary{background:linear-gradient(180deg,#1fd071,#0ea54e)}
.topbar{position:sticky;top:0;z-index:50;background:rgba(0,0,0,.25);backdrop-filter:blur(8px);border-bottom:1px solid rgba(255,255,255,.12)}
.topbar__grid{display:flex;align-items:center;justify-content:space-between;padding:8px 24px}
.logo{height:32px}
.hero__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center}
.hero__text h1{font-size:42px;line-height:1.15;margin:0 0 10px}
.badge{display:inline-block;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.2);padding:6px 10px;border-radius:999px;font-size:12px;margin-bottom:10px}
.trust{display:flex;gap:12px;flex-wrap:wrap;margin-top:14px}
.trust__item{display:flex;align-items:center;gap:8px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);padding:8px 12px;border-radius:10px}
.card-3d{perspective:1000px}
.card-3d__inner{width:320px;height:200px;border-radius:20px;background:linear-gradient(135deg,#0f3a7a 0%, #134b97 50%, #1763c8 100%);box-shadow:0 20px 40px rgba(0,0,0,.35);transform:rotateY(-12deg) rotateX(6deg);position:relative;padding:18px;display:flex;flex-direction:column;justify-content:space-between}
.card-3d__emblem{width:48px;height:48px;border-radius:50%;background:radial-gradient(circle at 30% 30%, #5bffbf, #06b66c);box-shadow:0 0 0 4px rgba(255,255,255,.08)}
.card-3d__title{font-weight:800;letter-spacing:.5px}
.card-3d__chip{position:absolute;right:18px;top:18px;width:38px;height:28px;border-radius:6px;background:linear-gradient(180deg,#ffd479,#d5a749)}
.card-3d__rows .row{display:flex;justify-content:space-between;font-size:14px;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);padding:6px 8px;border-radius:8px;margin-top:6px}
.glass{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);backdrop-filter: blur(8px);border-radius:18px}
.quiz__card{padding:22px}
.quiz__progress{position:relative;height:10px;background:rgba(255,255,255,.08);border-radius:999px;margin-bottom:14px;overflow:hidden}
.quiz__progress-bar{position:absolute;left:0;top:0;bottom:0;background:linear-gradient(90deg,#1fd071,#00c081);border-radius:999px;width:0%}
.quiz__progress-info{margin:6px 0 10px;color:#d3dbe6;font-size:13px}
.step{display:none}
.step.active{display:block;animation:fade .25s ease}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
h3{margin:0 0 10px}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-span-2{grid-column:1/-1}
.opt{background:rgba(255,255,255,.06);padding:14px;border-radius:12px;cursor:pointer;border:1.5px solid rgba(255,255,255,.14)}
.opt input{margin-right:8px}
.opt:hover{border-color:#57c9ff}
.fld span{display:block;font-size:12px;color:#b6c4d5;margin-bottom:6px}
.fld input{width:100%;padding:12px 14px;border:1px solid rgba(255,255,255,.18);border-radius:10px;outline:none;background:rgba(255,255,255,.06);color:#fff}
.chk{font-size:14px}
.nav{display:flex;gap:12px;margin-top:16px}
.footer{background:rgba(0,0,0,.25);border-top:1px solid rgba(255,255,255,.12);padding:28px 0}
.footer__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
/* Mobile */
@media (max-width:980px){
  .hero__grid{grid-template-columns:1fr}
  .grid{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .steps__grid,.proof__grid,.footer__grid{grid-template-columns:1fr}
}
@media (max-width:540px){
  .topbar__grid{padding-left:12px;padding-right:12px}
  .logo{height:28px}
  .hero__text h1{font-size:28px}
  .lead{font-size:14px}
  .btn, .btn.btn-lg{width:100%;justify-content:center}
  .trust{gap:8px}
  .trust__item{font-size:12px}
  .quiz__card{padding:16px}
}


/* === Center Toast Notification === */
.toast {
  position: fixed;
  left: 50%;
  top: 20%;
  transform: translate(-50%, -20%) scale(0.95);
  background: #16a34a;
  color: #fff;
  padding: 14px 18px;
  border-radius: 12px;
  box-shadow: 0 12px 28px rgba(0,0,0,.25);
  font-weight: 700;
  z-index: 9999;
  opacity: 0;
  transition: opacity .25s ease, transform .25s ease;
  text-align: center;
  max-width: 90vw;
}
.toast.show {
  opacity: 1;
  transform: translate(-50%, -20%) scale(1);
}
@media (max-width:540px){
  .toast { top: 16%; padding: 12px 14px; border-radius: 10px; }
}


/* === Center Modal (auto-hide) === */
.modal-overlay{
  position: fixed; inset: 0; background: rgba(0,0,0,.45);
  display: flex; align-items: center; justify-content: center;
  z-index: 10000; opacity: 0; pointer-events: none; transition: opacity .25s ease;
}
.modal-overlay.show{opacity:1; pointer-events:auto;}
.modal-box{
  background: #0c2b18; /* default success bg (dark green) */
  color:#fff; border-radius:16px; padding:18px 20px; width:min(92vw,520px);
  box-shadow: 0 18px 40px rgba(0,0,0,.35); text-align:center;
  transform: translateY(10px) scale(.98); transition: transform .25s ease;
}
.modal-overlay.show .modal-box{ transform: translateY(0) scale(1); }
.modal-title{font-weight:800; margin:0 0 6px; font-size:18px}
.modal-text{margin:0; opacity:.95}
.modal-box.success{ background: #0f5132; } /* green */
.modal-box.warn{ background: #5a4607; }    /* amber */
.modal-box.error{ background: #5a0d0d; }   /* red */
@media (max-width:540px){
  .modal-box{ padding:16px 14px; border-radius:14px}
  .modal-title{ font-size:16px }
}