/* BIRMAKON LOTTERY CLUB - Landing page. Mobile-first, modern, responsive.
   Original premium "lottery club" design system. No third-party template code. */

:root {
    --bg-0: #070b16;
    --bg-1: #0d1424;
    --card: rgba(255,255,255,0.055);
    --card-2: rgba(255,255,255,0.035);
    --card-border: rgba(255,255,255,0.10);
    --card-border-2: rgba(255,255,255,0.06);
    --text: #f4f6fb;
    --muted: #9aa4bf;
    --brand: #7c5cff;
    --brand-2: #22d3ee;
    --accent: #ffb020;
    --gold: #ffd76a;
    --radius: 20px;
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, Arial, sans-serif;
    --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; scroll-behavior: smooth; }
body {
    font-family: var(--font); color: var(--text); line-height: 1.6;
    background:
        radial-gradient(1000px 600px at 12% -8%, rgba(124,92,255,0.35), transparent 55%),
        radial-gradient(900px 600px at 100% 5%, rgba(34,211,238,0.22), transparent 55%),
        radial-gradient(800px 800px at 50% 130%, rgba(255,176,32,0.14), transparent 60%),
        linear-gradient(180deg, var(--bg-0), var(--bg-1));
    background-attachment: fixed; -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }

/* Decorative floating orbs (pure CSS, subtle) */
.orbs { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.orbs i {
    position: absolute; border-radius: 50%; filter: blur(60px); opacity: 0.5;
    animation: float 14s ease-in-out infinite;
}
.orbs i:nth-child(1) { width: 320px; height: 320px; left: -80px; top: 8%;
    background: radial-gradient(circle, rgba(124,92,255,0.55), transparent 70%); }
.orbs i:nth-child(2) { width: 260px; height: 260px; right: -60px; top: 40%;
    background: radial-gradient(circle, rgba(34,211,238,0.45), transparent 70%); animation-delay: -5s; }
.orbs i:nth-child(3) { width: 300px; height: 300px; left: 40%; bottom: -80px;
    background: radial-gradient(circle, rgba(255,176,32,0.35), transparent 70%); animation-delay: -9s; }
@keyframes float { 0%,100% { transform: translateY(0) translateX(0); } 50% { transform: translateY(-26px) translateX(14px); } }

/* Everything above the orbs */
.nav, header, section, .cta-band, footer { position: relative; z-index: 1; }

/* Nav */
.nav {
    position: sticky; top: 0; z-index: 30;
    display: flex; align-items: center; gap: 12px; padding: 14px 18px;
    background: rgba(7,11,22,0.6); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--card-border);
}
.nav .logo { width: 38px; height: 38px; border-radius: 11px; display: grid; place-items: center;
    font-weight: 800; color: #fff; background: linear-gradient(135deg, var(--brand), var(--brand-2)); }
.nav .name { font-weight: 800; letter-spacing: 0.12em; font-size: 0.95rem; }
.nav .spacer { flex: 1; }
.nav .navlink { color: var(--muted); font-size: 0.9rem; padding: 8px 10px; display: none; }
.nav .navlink:hover { color: var(--text); }

.btn {
    display: inline-block; border: 0; border-radius: 12px; padding: 12px 18px; cursor: pointer;
    font-size: 0.95rem; font-weight: 700; color: #fff; font-family: var(--font);
    background: linear-gradient(135deg, var(--brand), var(--brand-2));
    box-shadow: 0 10px 26px rgba(124,92,255,0.4); transition: transform .12s;
}
.btn:hover { transform: translateY(-1px); }
.btn.ghost { background: rgba(255,255,255,0.08); box-shadow: none; border: 1px solid var(--card-border); }
.btn.gold { background: linear-gradient(135deg, var(--accent), var(--gold)); color: #241a00; box-shadow: 0 10px 26px rgba(255,176,32,0.35); }
.btn.lg { padding: 15px 26px; font-size: 1.05rem; }

/* Hero */
.hero { max-width: 1080px; margin: 0 auto; padding: 64px 20px 40px; text-align: center; }
.chip {
    display: inline-flex; align-items: center; gap: 8px; padding: 7px 14px; border-radius: 99px;
    background: rgba(255,255,255,0.06); border: 1px solid var(--card-border);
    color: var(--muted); font-size: 0.8rem; letter-spacing: 0.04em; margin-bottom: 22px;
}
.chip .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px var(--accent); }
.hero h1 { font-size: 2.3rem; line-height: 1.12; margin: 0 0 16px; font-weight: 800; letter-spacing: -0.01em; }
.hero h1 .grad {
    background: linear-gradient(120deg, var(--brand-2), var(--accent) 60%, var(--gold));
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero p.lead { font-size: 1.1rem; color: var(--muted); max-width: 620px; margin: 0 auto 30px; }
.cta-row { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* Hero mini-stats strip */
.hero-stats { display: flex; gap: 26px; justify-content: center; flex-wrap: wrap; margin: 34px auto 0; }
.hero-stats .hs { text-align: center; }
.hero-stats .hs b {
    display: block; font-size: 1.7rem; font-weight: 800; line-height: 1.1;
    background: linear-gradient(135deg, var(--brand-2), var(--gold));
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero-stats .hs span { color: var(--muted); font-size: 0.78rem; letter-spacing: 0.04em; }

/* Countdown on landing */
.count-wrap { display: flex; gap: 10px; justify-content: center; margin: 8px 0 4px; }
.count-wrap .cbox {
    background: rgba(255,255,255,0.05); border: 1px solid var(--card-border); border-radius: 14px;
    padding: 12px 14px; min-width: 66px; text-align: center;
}
.count-wrap .cbox b { font-size: 1.6rem; font-family: var(--mono); display: block; }
.count-wrap .cbox span { color: var(--muted); font-size: 0.66rem; letter-spacing: 0.08em; }

/* Ticket badge visual */
.ticket-visual { margin: 44px auto 0; max-width: 380px; position: relative; }
.ticket {
    position: relative; border-radius: 20px; padding: 24px; text-align: left; overflow: hidden;
    background: linear-gradient(135deg, rgba(124,92,255,0.28), rgba(34,211,238,0.18));
    border: 1px solid var(--card-border); box-shadow: 0 24px 60px rgba(0,0,0,0.5);
}
.ticket:before, .ticket:after { content: ""; position: absolute; width: 26px; height: 26px; border-radius: 50%;
    background: var(--bg-1); top: 50%; transform: translateY(-50%); }
.ticket:before { left: -13px; } .ticket:after { right: -13px; }
.ticket .t-lbl { color: var(--muted); font-size: 0.72rem; letter-spacing: 0.14em; }
.ticket .t-big { font-size: 2.6rem; font-weight: 800; margin: 4px 0; }
.ticket .t-sub { color: var(--muted); font-size: 0.85rem; }

/* Sections */
section { max-width: 1080px; margin: 0 auto; padding: 44px 20px; }
.section-title { text-align: center; margin-bottom: 34px; }
.section-title h2 { font-size: 1.7rem; margin: 0 0 8px; }
.section-title p { color: var(--muted); margin: 0; }

.grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.feature {
    background: var(--card); border: 1px solid var(--card-border); border-radius: 18px; padding: 22px;
    backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
}
.feature .ic { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; font-size: 22px;
    background: rgba(124,92,255,0.18); border: 1px solid rgba(124,92,255,0.35); margin-bottom: 14px; }
.feature h3 { margin: 0 0 6px; font-size: 1.1rem; }
.feature p { margin: 0; color: var(--muted); font-size: 0.92rem; }

/* Steps */
.steps { counter-reset: step; display: grid; grid-template-columns: 1fr; gap: 14px; }
.step {
    display: flex; gap: 16px; align-items: flex-start;
    background: var(--card); border: 1px solid var(--card-border); border-radius: 16px; padding: 18px;
}
.step .n { counter-increment: step; flex: 0 0 auto; width: 40px; height: 40px; border-radius: 50%;
    display: grid; place-items: center; font-weight: 800; color: #241a00;
    background: linear-gradient(135deg, var(--accent), var(--gold)); }
.step .n:before { content: counter(step); }
.step h3 { margin: 0 0 4px; font-size: 1.05rem; }
.step p { margin: 0; color: var(--muted); font-size: 0.9rem; }

/* Register options */
.opts { display: grid; grid-template-columns: 1fr; gap: 16px; }
.opt {
    background: var(--card); border: 1px solid var(--card-border); border-radius: 18px; padding: 24px; text-align: center;
}
.opt.featured { border-color: rgba(124,92,255,0.55); box-shadow: 0 0 0 1px rgba(124,92,255,0.25), 0 20px 50px rgba(124,92,255,0.18); }
.opt h3 { margin: 0 0 8px; font-size: 1.25rem; }
.opt p { color: var(--muted); margin: 0 0 18px; font-size: 0.92rem; }

.cta-band {
    max-width: 1080px; margin: 20px auto 0; padding: 40px 24px; text-align: center;
    background: linear-gradient(135deg, rgba(124,92,255,0.22), rgba(34,211,238,0.14));
    border: 1px solid var(--card-border); border-radius: 24px;
}
.cta-band h2 { font-size: 1.6rem; margin: 0 0 10px; }
.cta-band p { color: var(--muted); margin: 0 0 22px; }

/* Prize cards (landing "this week's prizes") */
.prizes { display: grid; grid-template-columns: 1fr; gap: 16px; }
.prize {
    position: relative; background: var(--card); border: 1px solid var(--card-border);
    border-radius: 18px; padding: 22px; overflow: hidden;
}
.prize .pos {
    position: absolute; top: 14px; right: 14px; width: 34px; height: 34px; border-radius: 50%;
    display: grid; place-items: center; font-weight: 800; font-size: 0.85rem; color: #241a00;
    background: linear-gradient(135deg, var(--accent), var(--gold));
}
.prize .medal { font-size: 30px; margin-bottom: 10px; }
.prize h3 { margin: 0 0 6px; font-size: 1.15rem; }
.prize p { margin: 0; color: var(--muted); font-size: 0.9rem; }
.prize.gold-1 { border-color: rgba(255,215,106,0.5); box-shadow: 0 0 0 1px rgba(255,215,106,0.2), 0 18px 50px rgba(255,176,32,0.12); }

/* Winner rows (public winners page) */
.winner-week { margin-bottom: 26px; }
.winner-week .wk-head {
    display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; margin-bottom: 12px;
    padding-bottom: 10px; border-bottom: 1px solid var(--card-border);
}
.winner-week .wk-head h3 { margin: 0; font-size: 1.15rem; }
.winner-week .wk-head .date { color: var(--muted); font-size: 0.82rem; }
.winner-row {
    display: flex; align-items: center; gap: 14px;
    background: var(--card); border: 1px solid var(--card-border); border-radius: 14px;
    padding: 14px 16px; margin-bottom: 10px;
}
.winner-row .medal { font-size: 24px; flex: 0 0 auto; }
.winner-row .w-main { flex: 1; min-width: 0; }
.winner-row .w-main .prize-name { font-weight: 700; }
.winner-row .w-main .who { color: var(--muted); font-size: 0.85rem; }
.winner-row .lid {
    font-family: var(--mono); font-size: 0.82rem; background: rgba(0,0,0,0.3);
    padding: 5px 10px; border-radius: 8px; flex: 0 0 auto;
}

/* Week filter chips */
.week-filter { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; margin-bottom: 26px; }
.week-filter a {
    padding: 8px 14px; border-radius: 99px; font-size: 0.85rem; color: var(--muted);
    background: rgba(255,255,255,0.05); border: 1px solid var(--card-border);
}
.week-filter a.active { color: #241a00; background: linear-gradient(135deg, var(--accent), var(--gold)); border-color: transparent; font-weight: 700; }

/* Empty state */
.empty { text-align: center; color: var(--muted); padding: 40px 20px; }
.empty .big { font-size: 40px; margin-bottom: 10px; }

/* ===== Rifa-style layout additions ===== */

/* Two-column hero */
.rifa-hero { display: grid; grid-template-columns: 1fr; gap: 30px; align-items: center; text-align: center; padding-bottom: 20px; }
.rifa-hero .hero-copy { text-align: center; }
.rifa-hero .ticket-visual { margin-top: 8px; }

/* Stats band */
.hero-stats-band {
    position: relative; z-index: 1; max-width: 1080px; margin: 6px auto 0; padding: 0 20px;
}
.hero-stats-band .hero-stats {
    margin: 0; padding: 20px; border-radius: var(--radius);
    background: var(--card); border: 1px solid var(--card-border);
    backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
}

/* Trust stats grid */
.trust-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.trust {
    text-align: center; padding: 24px 16px; border-radius: 18px;
    background: var(--card); border: 1px solid var(--card-border);
}
.trust b {
    display: block; font-size: 2rem; font-weight: 800; line-height: 1.1;
    background: linear-gradient(135deg, var(--accent), var(--gold));
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.trust span { color: var(--muted); font-size: 0.85rem; }

/* Reviews / testimonials */
.reviews { display: grid; grid-template-columns: 1fr; gap: 16px; }
.review {
    background: var(--card); border: 1px solid var(--card-border); border-radius: 18px; padding: 24px;
}
.review .stars { color: var(--gold); letter-spacing: 3px; margin-bottom: 12px; }
.review p { margin: 0 0 16px; font-size: 0.98rem; }
.review .who { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 0.88rem; }
.review .who b { color: var(--text); }
.review .av {
    width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center;
    font-weight: 800; color: #fff; background: linear-gradient(135deg, var(--brand), var(--brand-2));
}

/* Support + FAQ */
.support-box {
    display: grid; grid-template-columns: 1fr; gap: 24px;
    background: linear-gradient(135deg, rgba(124,92,255,0.16), rgba(34,211,238,0.10));
    border: 1px solid var(--card-border); border-radius: 24px; padding: 30px;
}
.support-copy h2 { font-size: 1.6rem; margin: 0 0 10px; }
.support-copy p { color: var(--muted); margin: 0 0 20px; }
.faq details {
    background: rgba(0,0,0,0.18); border: 1px solid var(--card-border); border-radius: 14px;
    padding: 14px 16px; margin-bottom: 10px;
}
.faq summary { cursor: pointer; font-weight: 700; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary:before { content: "＋"; color: var(--accent); margin-right: 8px; }
.faq details[open] summary:before { content: "－"; }
.faq details p { margin: 10px 0 0; color: var(--muted); font-size: 0.9rem; }

footer { text-align: center; color: var(--muted); font-size: 0.8rem; padding: 40px 20px 50px; }

@media (min-width: 760px) {
    .nav .navlink { display: inline-block; }
    .hero { padding-top: 90px; }
    .hero h1 { font-size: 3.2rem; }
    .grid { grid-template-columns: repeat(3, 1fr); }
    .steps { grid-template-columns: repeat(2, 1fr); }
    .opts { grid-template-columns: repeat(3, 1fr); }

    /* Rifa-style: two-column hero + multi-column sections */
    .rifa-hero { grid-template-columns: 1.1fr 0.9fr; text-align: left; }
    .rifa-hero .hero-copy { text-align: left; }
    .rifa-hero .chip { margin-top: 0; }
    .rifa-hero .hero-copy .cta-row { justify-content: flex-start; }
    .rifa-hero .hero-copy p.lead { margin-left: 0; }
    .rifa-hero .ticket-visual { margin-top: 0; }
    .trust-grid { grid-template-columns: repeat(4, 1fr); }
    .reviews { grid-template-columns: repeat(3, 1fr); }
    .support-box { grid-template-columns: 1fr 1fr; align-items: center; }
}
/* ============================================================
   Dark Luxury / Web3 Fintech enhancement layer (ТЗ §4)
   Aurora background drift, glass hover glow, scroll reveal,
   animated gradient headline, richer CTA glow.
   ============================================================ */

/* Aurora drift over the existing radial background */
body::before {
    content: ""; position: fixed; inset: -20% -20% auto -20%; height: 80vh; z-index: 0;
    pointer-events: none; opacity: 0.5; filter: blur(40px);
    background:
        radial-gradient(40% 50% at 20% 30%, rgba(124,92,255,0.35), transparent 60%),
        radial-gradient(45% 55% at 80% 20%, rgba(34,211,238,0.28), transparent 60%),
        radial-gradient(40% 50% at 55% 80%, rgba(255,215,106,0.18), transparent 60%);
    background-size: 200% 200%;
    animation: aurora 18s ease-in-out infinite;
}
@keyframes aurora {
    0%,100% { background-position: 0% 0%, 100% 0%, 50% 100%; }
    50%     { background-position: 30% 20%, 70% 30%, 40% 80%; }
}
.nav, .hero, section, .hero-stats-band, .cta-band, footer { position: relative; z-index: 1; }

/* Animated gradient headline accent */
.hero h1 .grad {
    background: linear-gradient(100deg, var(--gold), var(--brand-2), var(--brand), var(--gold));
    background-size: 300% 100%;
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
    animation: gradSlide 6s ease infinite;
}
@keyframes gradSlide { 0%,100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }

/* Hero entrance */
.hero-copy { animation: heroIn .7s cubic-bezier(.2,.8,.2,1) both; }
.ticket-visual { animation: heroIn .7s .12s cubic-bezier(.2,.8,.2,1) both; }
@keyframes heroIn { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }

/* Glass + hover glow for cards */
.feature, .opt, .review, .trust, .support-box, .hero-stats-band, .ticket {
    backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.feature:hover, .opt:hover, .review:hover {
    transform: translateY(-4px);
    border-color: rgba(124,92,255,0.55);
    box-shadow: 0 18px 50px rgba(124,92,255,0.28), 0 0 30px rgba(34,211,238,0.18);
}
.opt.featured { box-shadow: 0 0 0 1px rgba(255,215,106,0.35), 0 18px 50px rgba(255,215,106,0.12); }

/* Glowing CTA buttons */
.btn.gold { box-shadow: 0 10px 30px rgba(255,176,32,0.35), 0 0 0 1px rgba(255,215,106,0.4); }
.btn.gold:hover { box-shadow: 0 14px 40px rgba(255,176,32,0.5), 0 0 26px rgba(255,215,106,0.55); transform: translateY(-2px); }
.btn { transition: transform .18s ease, box-shadow .18s ease; }

/* Ticket countdown numbers glow */
.count-wrap .cbox b {
    text-shadow: 0 0 14px rgba(34,211,238,0.55);
}

/* Scroll reveal */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
    .btn { transition: none; } html { scroll-behavior: auto; }
    body::before, .hero h1 .grad, .hero-copy, .ticket-visual { animation: none; }
    .reveal { opacity: 1; transform: none; transition: none; }
}