:root{
  --bg:#08111f;
  --panel:#0f1b2d;
  --panel2:#13243a;
  --text:#f5f7fb;
  --muted:#91a0b7;
  --line:rgba(255,255,255,.08);
  --primary:#6c63ff;
  --primary2:#8d84ff;
  --green:#34d399;
  --shadow:0 24px 70px rgba(0,0,0,.28);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
}
body.light{
  --bg:#f4f7fb;
  --panel:#ffffff;
  --panel2:#eef3f9;
  --text:#101828;
  --muted:#667085;
  --line:rgba(16,24,40,.09);
  --shadow:0 20px 50px rgba(16,24,40,.08);
}
a{text-decoration:none;color:inherit}
button,input{font:inherit}
.container{width:min(1180px,calc(100% - 32px));margin:auto}
.navbar{
  position:sticky;top:0;z-index:20;
  backdrop-filter:blur(18px);
  background:color-mix(in srgb,var(--bg) 84%,transparent);
  border-bottom:1px solid var(--line)
}
.nav-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:10px}
.brand-mark{
  width:42px;height:42px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--primary),#3bc5ff);font-weight:900
}
.brand strong{display:block;font-size:18px}
.brand small{display:block;color:var(--muted);font-size:11px;margin-top:2px}
nav{display:flex;gap:28px;color:var(--muted);font-weight:700;font-size:14px}
nav a:hover{color:var(--text)}
.ghost-btn,.secondary-btn,.primary-btn{
  border:0;cursor:pointer;border-radius:14px;font-weight:800
}
.ghost-btn{width:42px;height:42px;background:var(--panel);color:var(--text);border:1px solid var(--line)}
.primary-btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:14px 20px;background:linear-gradient(135deg,var(--primary),#4d9fff);
  color:white;box-shadow:0 10px 25px rgba(93,84,255,.25)
}
.secondary-btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:14px 20px;background:var(--panel);color:var(--text);border:1px solid var(--line)
}
.full{width:100%}
.hero{padding:86px 0 58px;background:
 radial-gradient(circle at 15% 15%,rgba(108,99,255,.24),transparent 32%),
 radial-gradient(circle at 90% 0%,rgba(59,197,255,.16),transparent 28%)}
.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:56px;align-items:center}
.eyebrow{font-size:12px;letter-spacing:1.5px;font-weight:900;color:#8d84ff}
.hero h1{font-size:clamp(42px,6vw,72px);line-height:1.02;margin:14px 0 20px;letter-spacing:-2.5px}
.hero p{color:var(--muted);font-size:18px;line-height:1.7;max-width:680px}
.hero-actions{display:flex;gap:12px;margin-top:30px}
.trust-row{display:flex;gap:34px;margin-top:38px}
.trust-row div{display:flex;flex-direction:column;gap:4px}
.trust-row strong{font-size:20px}
.trust-row span{color:var(--muted);font-size:12px}
.hero-card,.checkout-card,.summary-card,.how-card{
  background:linear-gradient(180deg,color-mix(in srgb,var(--panel) 92%,white 8%),var(--panel));
  border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow)
}
.hero-card{padding:22px}
.hero-card-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;color:var(--muted);font-size:13px}
.status{padding:7px 10px;border-radius:999px;font-size:11px;font-weight:800}
.success{background:rgba(52,211,153,.12);color:var(--green)}
.mock-order{display:grid;grid-template-columns:54px 1fr auto;align-items:center;gap:12px;padding:14px 0}
.game-icon{width:54px;height:54px;border-radius:16px;display:grid;place-items:center;font-weight:900;color:#fff}
.purple{background:linear-gradient(135deg,#705cf6,#aa7cff)}
.orange{background:linear-gradient(135deg,#ff7a3d,#ffb33d)}
.mock-order small{display:block;color:var(--muted);margin-top:5px}
.mock-line{height:1px;background:var(--line)}
.section{padding:78px 0}
.section.alt{background:color-mix(in srgb,var(--panel2) 45%,var(--bg))}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:28px}
.section-head.simple{align-items:start}
.section-head h2{font-size:34px;margin:8px 0 0}
.search-wrap input,.form-grid input{
  width:100%;border:1px solid var(--line);background:var(--panel);color:var(--text);
  outline:none;border-radius:14px;padding:14px 16px
}
.search-wrap{width:min(320px,100%)}
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.product-card{
  background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:18px;
  cursor:pointer;transition:.2s;position:relative;overflow:hidden
}
.product-card:hover{transform:translateY(-4px);border-color:rgba(108,99,255,.55)}
.product-card.active{outline:2px solid var(--primary)}
.product-logo{
  height:130px;border-radius:16px;margin-bottom:16px;display:flex;align-items:flex-end;padding:16px;
  font-size:34px;font-weight:900;color:white
}
.product-card h3{margin:0 0 6px;font-size:17px}
.product-card p{margin:0;color:var(--muted);font-size:12px}
.checkout-grid{display:grid;grid-template-columns:1fr 360px;gap:24px;align-items:start}
.checkout-card,.summary-card{padding:24px}
.summary-card{position:sticky;top:92px}
.step-label{font-size:11px;font-weight:900;color:#8d84ff;letter-spacing:1.3px;margin-top:8px}
.checkout-card h3,.summary-card h3{margin:8px 0 18px}
.selected-product{margin-bottom:28px}
.selected-mini{display:flex;gap:12px;align-items:center;background:var(--panel2);padding:14px;border-radius:16px}
.selected-mini .mini-icon{width:50px;height:50px;border-radius:14px;display:grid;place-items:center;color:white;font-weight:900}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:28px}
.form-grid label{font-size:12px;color:var(--muted);font-weight:700}
.form-grid input{margin-top:8px}
.nominal-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:28px}
.nominal-option,.payment-option{
  border:1px solid var(--line);background:var(--panel2);color:var(--text);border-radius:14px;
  padding:14px;cursor:pointer;text-align:left;font-weight:800
}
.nominal-option small{display:block;color:var(--muted);font-weight:600;margin-top:5px}
.nominal-option.active,.payment-option.active{outline:2px solid var(--primary);background:rgba(108,99,255,.12)}
.payment-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.summary-row{display:flex;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);font-size:13px}
.summary-row span{color:var(--muted)}
.summary-row b{text-align:right}
.summary-total{display:flex;justify-content:space-between;align-items:end;padding:20px 0}
.summary-total span{color:var(--muted)}
.summary-total strong{font-size:26px}
.summary-note{font-size:11px;color:var(--muted);line-height:1.6;text-align:center}
.how-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.how-card{padding:22px}
.how-card span{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:12px;background:rgba(108,99,255,.12);color:#8d84ff;font-weight:900}
.how-card h3{margin:18px 0 8px}
.how-card p{color:var(--muted);line-height:1.6;font-size:13px}
.history-list{display:grid;gap:12px}
.history-item{
  display:grid;grid-template-columns:1.3fr 1fr 1fr auto;gap:16px;align-items:center;
  background:var(--panel);border:1px solid var(--line);padding:16px;border-radius:16px
}
.history-item small{display:block;color:var(--muted);margin-top:4px}
.empty-box{border:1px dashed var(--line);color:var(--muted);padding:18px;border-radius:14px;text-align:center}
.modal{position:fixed;inset:0;background:rgba(0,0,0,.72);display:none;align-items:center;justify-content:center;padding:20px;z-index:50}
.modal.show{display:flex}
.modal-box{width:min(440px,100%);background:var(--panel);border:1px solid var(--line);border-radius:24px;padding:28px;position:relative;text-align:center}
.modal-close{position:absolute;right:14px;top:14px;width:36px;height:36px;border-radius:50%;border:0;background:var(--panel2);color:var(--text);font-size:20px}
.modal-icon{width:70px;height:70px;border-radius:50%;display:grid;place-items:center;margin:4px auto 18px;background:rgba(52,211,153,.12);color:var(--green);font-size:34px;font-weight:900}
.modal-box p{color:var(--muted);line-height:1.6}
.order-code{background:var(--panel2);padding:16px;border-radius:14px;font-size:18px;font-weight:900;letter-spacing:1px;margin:18px 0}
footer{border-top:1px solid var(--line);padding:30px 0}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}
.footer-inner p,.footer-inner small{color:var(--muted);font-size:12px}
@media(max-width:960px){
  .hero-grid,.checkout-grid{grid-template-columns:1fr}
  .summary-card{position:static}
  .product-grid{grid-template-columns:repeat(2,1fr)}
  .how-grid{grid-template-columns:repeat(2,1fr)}
  .hero{padding-top:58px}
}
@media(max-width:640px){
  nav{display:none}
  .hero h1{font-size:42px}
  .hero p{font-size:15px}
  .hero-actions{flex-direction:column}
  .trust-row{gap:18px}
  .section{padding:54px 0}
  .section-head{align-items:stretch;flex-direction:column}
  .search-wrap{width:100%}
  .product-grid{grid-template-columns:1fr 1fr;gap:10px}
  .product-card{padding:12px}
  .product-logo{height:100px;padding:12px;font-size:26px}
  .form-grid{grid-template-columns:1fr}
  .nominal-grid{grid-template-columns:1fr 1fr}
  .payment-grid{grid-template-columns:1fr 1fr}
  .how-grid{grid-template-columns:1fr}
  .history-item{grid-template-columns:1fr 1fr}
  .footer-inner{align-items:flex-start;flex-direction:column}
}