:root {
	--ink: #0f172a; --ink2: #334155; --mut: #64748b; --line: #e5e8ee; --bg: #fff; --alt: #f6f8fb;
	--a: #2563eb; --a2: #1d4ed8; --a-soft: #eaf0ff; --ok: #16a34a;
	--night: #0b1020; --night2: #121a33;
	--r: 16px;
	color-scheme: light;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans", sans-serif; -webkit-font-smoothing: antialiased; }
a { color: var(--a); text-decoration: none; }
code { font: 13px ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; background: rgba(15,23,42,.06); padding: 2px 6px; border-radius: 6px; }
.wrap { width: min(1120px, 100% - 32px); margin: 0 auto; }
.muted { color: var(--mut); }
h1, h2, h3 { letter-spacing: -.02em; line-height: 1.15; margin: 0; }
h2 { font-size: clamp(26px, 3.4vw, 36px); }
h3 { font-size: 18px; }
.sub { color: var(--mut); max-width: 640px; margin: 10px 0 0; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 44px; padding: 0 20px; border-radius: 12px; font-weight: 650; border: 1px solid transparent; transition: transform .08s, background .15s, box-shadow .15s; white-space: nowrap; }
.btn:active { transform: translateY(1px); }
.btn--sm { height: 36px; padding: 0 14px; font-size: 14px; }
.btn--lg { height: 52px; padding: 0 26px; font-size: 17px; }
.btn--primary { background: var(--a); color: #fff; box-shadow: 0 8px 24px rgba(37, 99, 235, .3); }
.btn--primary:hover { background: var(--a2); }
.btn--ghost { color: #fff; border-color: rgba(255,255,255,.25); }
.btn--ghost:hover { background: rgba(255,255,255,.08); }
.btn--light { background: #fff; color: var(--a2); }
.btn--off { background: var(--alt); color: var(--mut); box-shadow: none; pointer-events: none; }
:is(.btn, .nav a, summary):focus-visible { outline: 3px solid rgba(37,99,235,.45); outline-offset: 2px; }

/* Nav */
.nav { position: sticky; top: 0; z-index: 10; background: rgba(11, 16, 32, .82); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); border-bottom: 1px solid rgba(255,255,255,.08); }
.nav__in { display: flex; align-items: center; gap: 24px; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: #fff; font-weight: 750; letter-spacing: -.01em; }
.brand__mark { width: 28px; height: 28px; border-radius: 8px; background: var(--a); position: relative; }
.brand__mark::after { content: ""; position: absolute; left: 8px; top: 7px; width: 11px; height: 6px; border-left: 3px solid #fff; border-bottom: 3px solid #fff; transform: rotate(-45deg); }
.nav__links { display: flex; gap: 22px; margin-left: auto; }
.nav__links a { color: rgba(255,255,255,.78); font-size: 15px; font-weight: 550; }
.nav__links a:hover { color: #fff; }

/* Hero */
.hero { background: radial-gradient(900px 500px at 85% 10%, rgba(37,99,235,.35), transparent 60%), radial-gradient(600px 400px at 0% 100%, rgba(22,163,74,.18), transparent 60%), var(--night); color: #fff; overflow: hidden; }
.hero__in { display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; padding: 80px 0 90px; }
.eyebrow { display: inline-block; margin: 0 0 16px; padding: 5px 12px; border-radius: 999px; background: rgba(255,255,255,.08); color: #c7d2fe; font-size: 13px; font-weight: 650; letter-spacing: .02em; }
.hero h1 { font-size: clamp(34px, 5vw, 56px); font-weight: 800; }
.hl { background: linear-gradient(90deg, #60a5fa, #34d399); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: 18px; color: rgba(255,255,255,.78); margin: 20px 0 28px; max-width: 560px; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; }
.ticks { list-style: none; padding: 0; margin: 28px 0 0; display: flex; flex-wrap: wrap; gap: 10px 22px; color: rgba(255,255,255,.75); font-size: 14px; }
.ticks li::before { content: "✓"; color: #34d399; font-weight: 800; margin-right: 8px; }

/* Hero art */
.hero__art { position: relative; height: 420px; }
.sheet { position: absolute; left: 0; top: 30px; width: 420px; max-width: 100%; display: grid; grid-template-columns: 140px 1fr; border-radius: 18px; overflow: hidden; background: #fff; color: var(--ink); box-shadow: 0 40px 80px rgba(0,0,0,.45); transform: rotate(-2deg); }
.sheet__rail { background: linear-gradient(160deg, #3b82f6, #1d4ed8); color: #fff; padding: 18px; display: flex; flex-direction: column; gap: 6px; }
.sheet__logo { width: 32px; height: 32px; border-radius: 9px; background: rgba(255,255,255,.2); display: grid; place-items: center; font-weight: 800; margin-bottom: 10px; }
.sheet__rail small { font-size: 10px; opacity: .8; letter-spacing: .06em; }
.sheet__rail b { font-size: 20px; }
.sheet__timer { margin-top: auto; font-size: 11px; background: rgba(0,0,0,.2); padding: 5px 8px; border-radius: 8px; }
.sheet__body { padding: 18px; display: grid; gap: 12px; justify-items: center; }
.sheet__title { font-size: 13px; font-weight: 650; justify-self: start; }
.sheet__qr { width: 150px; height: 150px; border-radius: 10px; border: 1px solid var(--line);
	background:
		linear-gradient(90deg, transparent 0 0) ,
		conic-gradient(from 90deg at 18% 18%, #0f172a 25%, transparent 0) 0 0 / 100% 100%,
		repeating-conic-gradient(#0f172a 0 25%, #fff 0 50%) 0 0 / 15px 15px;
	box-shadow: inset 0 0 0 10px #fff; }
.sheet__pulse { font-size: 12px; color: var(--mut); justify-self: start; }
.sheet__pulse::before { content: ""; display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--ok); margin-right: 7px; animation: ping 1.4s infinite; }
.phone { position: absolute; right: 0; bottom: 0; width: 230px; height: 360px; border-radius: 34px; background: #0f172a; border: 8px solid #1e293b; box-shadow: 0 30px 70px rgba(0,0,0,.5); padding: 40px 14px 14px; display: grid; align-content: start; gap: 12px; transform: rotate(3deg); }
.phone__notch { position: absolute; top: 10px; left: 50%; width: 70px; height: 18px; border-radius: 10px; background: #1e293b; transform: translateX(-50%); }
.phone__card { background: #1e293b; border-radius: 14px; padding: 12px; display: grid; gap: 2px; color: #e2e8f0; }
.phone__card small { color: #94a3b8; font-size: 11px; }
.phone__card b { font-size: 16px; }
.phone__card span { font-size: 12px; color: #94a3b8; }
.phone__match { background: rgba(22,163,74,.18); color: #4ade80; border-radius: 12px; padding: 10px 12px; font-size: 13px; font-weight: 700; animation: rise .6s .8s both; }

/* Band */
.band { background: var(--night2); color: #fff; }
.band__in { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; padding: 26px 0; text-align: center; }
.band b { display: block; font-size: 26px; letter-spacing: -.02em; }
.band span { color: rgba(255,255,255,.65); font-size: 14px; }

/* Sections */
.sec { padding: 88px 0; }
.sec--alt { background: var(--alt); }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 40px; }
.grid2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-top: 32px; }
.feat { padding: 26px; border: 1px solid var(--line); border-radius: var(--r); background: #fff; transition: box-shadow .2s, transform .2s; }
.feat:hover { box-shadow: 0 16px 40px rgba(15,23,42,.08); transform: translateY(-2px); }
.feat h3 { margin: 16px 0 8px; }
.feat p { margin: 0; color: var(--ink2); font-size: 15px; }
.feat__i, .dl__i { display: inline-block; width: 44px; height: 44px; border-radius: 12px; background-color: var(--a-soft); position: relative; }
.feat__i::after, .dl__i::after { content: ""; position: absolute; inset: 10px; background: var(--a); -webkit-mask: var(--m) center / contain no-repeat; mask: var(--m) center / contain no-repeat; }
.i-qr { --m: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M3 3h7v7H3zM14 3h7v7h-7zM3 14h7v7H3zM14 14h3v3h-3zM18 18h3v3h-3zM14 19h2v2h-2zM19 14h2v2h-2z'/%3E%3C/svg%3E"); }
.i-sms { --m: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M4 3h16a2 2 0 012 2v11a2 2 0 01-2 2H9l-5 4V5a2 2 0 012-2zm4 6v2h8V9zm0 4v2h5v-2z'/%3E%3C/svg%3E"); }
.i-mail { --m: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M3 5h18v14H3zm2 2v.5l7 4.5 7-4.5V7l-7 4.5z'/%3E%3C/svg%3E"); }
.i-usdt { --m: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2a10 10 0 100 20 10 10 0 000-20zm-5 5h10v2.4h-3.8v1.4c2.3.2 4 .7 4 1.4s-1.7 1.2-4 1.4V18h-2.4v-4.4c-2.3-.2-4-.7-4-1.4s1.7-1.2 4-1.4V9.4H7z'/%3E%3C/svg%3E"); }
.i-lock { --m: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 10V8a6 6 0 1112 0v2h1v12H5V10zm2 0h8V8a4 4 0 10-8 0z'/%3E%3C/svg%3E"); }
.i-dash { --m: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M3 3h8v10H3zM13 3h8v6h-8zM13 11h8v10h-8zM3 15h8v6H3z'/%3E%3C/svg%3E"); }
.i-wp { --m: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2a10 10 0 100 20 10 10 0 000-20zm-7.9 10c0-1.1.2-2.2.7-3.2l3.7 10.3A8 8 0 014.1 12zm7.9 7.9c-.8 0-1.5-.1-2.2-.3l2.4-6.9 2.4 6.7a8 8 0 01-2.6.5zm1.1-11.6c.5 0 .9-.1.9-.1.4 0 .4-.7 0-.6 0 0-1.3.1-2.1.1s-2.1-.1-2.1-.1c-.4 0-.5.6 0 .6l.8.1 1.2 3.4-1.7 5.2-2.9-8.6c.5 0 .9-.1.9-.1.4 0 .4-.7 0-.6 0 0-1.3.1-2.1.1h-.5A7.9 7.9 0 0118.6 6h-.1c-.8 0-1.4.7-1.4 1.5 0 .7.4 1.3.8 2 .3.6.7 1.3.7 2.3 0 .7-.3 1.5-.6 2.6l-.8 2.8z'/%3E%3C/svg%3E"); }
.i-android { --m: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M7 9h10v8a1 1 0 01-1 1h-1v3h-2v-3h-2v3H9v-3H8a1 1 0 01-1-1zm-3 0h2v6H4zm14 0h2v6h-2zM8.2 4.2l-1-1.6.8-.5 1.1 1.7A6 6 0 0112 3.4a6 6 0 012.9.4L16 2.1l.8.5-1 1.6A5 5 0 0117 8H7a5 5 0 011.2-3.8zM10 6a.7.7 0 100 1.4.7.7 0 000-1.4zm4 0a.7.7 0 100 1.4.7.7 0 000-1.4z'/%3E%3C/svg%3E"); }
.steps { list-style: none; padding: 0; margin: 36px 0 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; counter-reset: s; }
.steps li { counter-increment: s; background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 26px; display: grid; gap: 6px; }
.steps li::before { content: counter(s); width: 34px; height: 34px; border-radius: 50%; background: var(--a); color: #fff; display: grid; place-items: center; font-weight: 800; margin-bottom: 8px; }
.steps b { font-size: 18px; }
.steps span { color: var(--ink2); font-size: 15px; }
.dl { display: flex; align-items: center; gap: 16px; padding: 22px; border: 1px solid var(--line); border-radius: var(--r); }
.dl__t { flex: 1; min-width: 0; }
.dl__t p { margin: 4px 0 0; color: var(--mut); font-size: 14px; }
.note { margin: 20px 0 0; padding: 14px 16px; border-radius: 12px; background: #fff8e6; color: #7a4b00; font-size: 14px; }

/* Buy band */
.buy { background: linear-gradient(120deg, #1d4ed8, #2563eb 50%, #0ea5e9); color: #fff; }
.buy__in { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 56px 0; }
.buy p { margin: 8px 0 0; color: rgba(255,255,255,.85); max-width: 560px; }

/* FAQ */
.faq { max-width: 820px; }
.faq h2 { margin-bottom: 24px; }
.faq details { border-bottom: 1px solid var(--line); padding: 18px 0; }
.faq summary { cursor: pointer; font-weight: 650; font-size: 17px; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--a); font-size: 22px; line-height: 1; }
.faq details[open] summary::after { content: "–"; }
.faq p { margin: 10px 0 0; color: var(--ink2); }

.foot { border-top: 1px solid var(--line); padding: 26px 0; font-size: 14px; }
.foot__in { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

@keyframes ping { 0% { box-shadow: 0 0 0 0 rgba(22,163,74,.5); } 100% { box-shadow: 0 0 0 8px rgba(22,163,74,0); } }
@keyframes rise { from { opacity: 0; transform: translateY(10px); } }
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } html { scroll-behavior: auto; } }

@media (max-width: 960px) {
	.hero__in { grid-template-columns: 1fr; padding: 56px 0 64px; }
	.hero__art { height: 380px; max-width: 480px; }
	.grid3 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 680px) {
	.nav__links { display: none; }
	.nav__in .btn { margin-left: auto; }
	.band__in, .grid3, .grid2, .steps { grid-template-columns: 1fr 1fr; }
	.grid3, .grid2, .steps { grid-template-columns: 1fr; }
	.hero__art { height: 340px; }
	.sheet { width: 330px; grid-template-columns: 110px 1fr; }
	.sheet__qr { width: 120px; height: 120px; }
	.phone { width: 180px; height: 290px; }
	.buy__in { flex-direction: column; align-items: flex-start; }
	.dl { flex-wrap: wrap; }
	.sec { padding: 64px 0; }
}