@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@400;500;600&display=swap');

:root {
    --bg: #05060A;
    --bg-2: #0A0B10;
    --surface: #11131A;
    --blue: #00D9FF;
    --purple: #A855F7;
    --pink: #FF2E88;
    --text: #F5F7FA;
    --muted: #A8B0C0;
    --glow-blue: rgba(0, 217, 255, 0.4);
    --glow-purple: rgba(168, 85, 247, 0.35);
    --grad: linear-gradient(120deg, var(--blue), var(--purple) 55%, var(--pink));
    --grad-cta: linear-gradient(120deg, #00D9FF, #34b3ff 60%, #A855F7);
    --head: 'Space Grotesk', sans-serif;
    --body: 'Inter', sans-serif;
    --header-h: 76px;
    --maxw: 1180px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html.hide .preloader { display: none; }

body {
    font-family: var(--body);
    background: var(--bg);
    color: var(--text);
    line-height: 1.65;
    overflow-x: hidden;
}
body.fixed { overflow: hidden; }

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

.eyebrow {
    display: inline-block;
    font-family: var(--head);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--blue);
    margin-bottom: 18px;
}

h1, h2, h3 { font-family: var(--head); font-weight: 700; line-height: 1.1; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.8rem, 7vw, 5rem); }
h2 { font-size: clamp(1.9rem, 4vw, 3rem); }
h3 { font-size: 1.25rem; }
.grad {
    background: var(--grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.preloader {
    position: fixed; inset: 0; z-index: 9999;
    display: flex; align-items: center; justify-content: center;
    background: var(--bg);
}
.preloader img { width: 64px; height: 64px; }

@keyframes btnPulse {
    0%, 100% { box-shadow: 0 0 0 1px rgba(0,217,255,0.5), 0 8px 26px var(--glow-blue); }
    50% { box-shadow: 0 0 0 1px rgba(0,217,255,0.8), 0 10px 40px rgba(0,217,255,0.6); }
}
@keyframes btnShine {
    0% { left: -60%; }
    60%, 100% { left: 140%; }
}
.btn-primary {
    display: inline-flex; align-items: center; justify-content: center;
    font-family: var(--head); font-weight: 600; font-size: 1.05rem;
    padding: 16px 38px; border-radius: 14px;
    color: #04121a; background: var(--grad-cta);
    position: relative; overflow: hidden;
    box-shadow: 0 0 0 1px rgba(0,217,255,0.5), 0 8px 30px var(--glow-blue);
    transition: transform .25s ease, box-shadow .25s ease;
    animation: btnPulse 2.6s ease-in-out infinite;
}
.btn-primary::after {
    content: ''; position: absolute; top: 0; left: -60%; width: 45%; height: 100%;
    background: linear-gradient(100deg, transparent, rgba(255,255,255,0.55), transparent);
    transform: skewX(-20deg);
    animation: btnShine 3.4s ease-in-out infinite;
}
.btn-primary:hover {
    transform: translateY(-3px) scale(1.03);
    box-shadow: 0 0 0 1px rgba(0,217,255,0.9), 0 16px 50px rgba(0,217,255,0.7);
    animation-play-state: paused;
}
@media (prefers-reduced-motion: reduce) {
    .btn-primary { animation: none; }
    .btn-primary::after { animation: none; display: none; }
}

.header {
    position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
    height: var(--header-h);
    display: flex; align-items: center;
    transition: background .3s ease, box-shadow .3s ease, backdrop-filter .3s ease;
}
.header.scrolled {
    background: rgba(5,6,10,0.82);
    backdrop-filter: blur(14px);
    box-shadow: 0 1px 0 rgba(0,217,255,0.18);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: 12px; }
.logo-mark {
    width: 30px; height: 30px; border-radius: 9px;
    background: var(--grad);
    box-shadow: 0 0 18px var(--glow-blue);
    clip-path: polygon(48% 0, 100% 100%, 70% 100%, 22% 0);
}
.logo-text { font-family: var(--head); font-weight: 700; font-size: 1.35rem; letter-spacing: 0.5px; }
.logo-text span { color: var(--blue); }

.nav { display: flex; align-items: center; gap: 30px; }
.nav-link { font-family: var(--head); font-weight: 500; font-size: 0.98rem; color: var(--muted); transition: color .2s; }
.nav-link:hover { color: var(--text); }
.nav-cta {
    font-family: var(--head); font-weight: 600; font-size: 0.95rem;
    padding: 10px 22px; border-radius: 11px; color: #04121a;
    background: var(--grad-cta); box-shadow: 0 0 22px var(--glow-blue);
    transition: transform .2s;
}
.nav-cta:hover { transform: translateY(-2px); }

.burger-btn {
    display: none; background: transparent; border: 0; cursor: pointer;
    width: 42px; height: 42px; position: relative;
}
.burger-btn span {
    position: absolute; left: 9px; right: 9px; height: 2px; background: var(--text);
    border-radius: 2px; transition: transform .3s, opacity .3s; transform-origin: center;
}
.burger-btn span:nth-child(1) { top: 14px; }
.burger-btn span:nth-child(2) { top: 20px; }
.burger-btn span:nth-child(3) { top: 26px; }
.burger-btn.act span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.burger-btn.act span:nth-child(2) { opacity: 0; }
.burger-btn.act span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

#mobile-menu {
    position: fixed; inset: 0; z-index: 999;
    background: rgba(5,6,10,0.97); backdrop-filter: blur(16px);
    display: flex; align-items: center; justify-content: center;
    opacity: 0; pointer-events: none; transition: opacity .35s ease;
}
#mobile-menu.opened { opacity: 1; pointer-events: auto; }
.mobile-nav { display: flex; flex-direction: column; align-items: center; gap: 26px; }
.mobile-nav .nav-link { font-size: 1.5rem; }
.mobile-nav .nav-cta { font-size: 1.2rem; padding: 14px 34px; }

.section { padding: 110px 0; position: relative; }
.section-head { max-width: 760px; margin: 0 auto 60px; text-align: center; }
.section-lead { color: var(--muted); margin-top: 22px; font-size: 1.05rem; }

.reveal { opacity: 0; transform: translateY(34px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

.hero {
    position: relative; min-height: 100vh; display: flex; align-items: center;
    padding-top: calc(var(--header-h) + 40px); padding-bottom: 80px;
    overflow: hidden;
}
.hero-bg {
    position: absolute; inset: 0; z-index: 0;
    background:
        radial-gradient(circle at 78% 30%, var(--glow-purple), transparent 45%),
        radial-gradient(circle at 12% 75%, var(--glow-blue), transparent 42%),
        url('img/hero-bg.webp') center/cover no-repeat,
        var(--bg);
}
.hero-bg::after {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(90deg, rgba(5,6,10,0.95) 30%, rgba(5,6,10,0.55) 65%, rgba(5,6,10,0.85));
}
.hero-inner {
    position: relative; z-index: 1;
    display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 50px; align-items: center;
}
.hero-sub { font-family: var(--head); font-size: 1.25rem; color: var(--text); margin: 8px 0 26px; font-weight: 500; }
.hero-text p { color: var(--muted); margin-bottom: 14px; }
.hero-content .btn-primary { margin-top: 30px; }
.hero-visual { display: flex; justify-content: center; }
.hero-char { filter: drop-shadow(0 0 40px var(--glow-purple)); max-height: 620px; width: auto; }

.arena { background: var(--bg-2); }
.arena-inner { display: grid; grid-template-columns: 0.95fr 1.05fr; gap: 56px; align-items: center; }
.arena-visual img, .leaderboard-visual img {
    border-radius: 20px;
    border: 1px solid rgba(168,85,247,0.25);
    box-shadow: 0 0 50px rgba(0,217,255,0.18);
}
.arena-content p { color: var(--muted); margin-top: 16px; }
.arena-content h2 { margin-top: 6px; }

.powerups { background:
    radial-gradient(circle at 50% 0%, rgba(168,85,247,0.12), transparent 55%), var(--bg); }
.cards-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.glass-card {
    background: rgba(17,19,26,0.6);
    border: 1px solid rgba(0,217,255,0.16);
    border-radius: 18px; padding: 34px 26px;
    backdrop-filter: blur(10px);
    transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.glass-card:hover { transform: translateY(-8px); border-color: rgba(0,217,255,0.5); box-shadow: 0 16px 44px rgba(0,217,255,0.18); }
.card-icon {
    display: inline-flex; align-items: center; justify-content: center;
    width: 56px; height: 56px; border-radius: 14px; font-size: 1.5rem;
    background: var(--grad); color: #04121a; margin-bottom: 20px;
    box-shadow: 0 0 24px var(--glow-blue);
}
.glass-card p { color: var(--muted); margin-top: 10px; font-size: 0.98rem; }

.leaderboard { background: var(--bg-2); }
.leaderboard-inner { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; }
.leaderboard-content p { color: var(--muted); margin-top: 16px; }
.leaderboard-content h2 { margin-top: 6px; }

.features { background:
    radial-gradient(circle at 80% 50%, rgba(255,46,136,0.08), transparent 50%), var(--bg); }
.features-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.features-list li {
    list-style: none; padding: 22px 24px 22px 56px; position: relative;
    background: rgba(17,19,26,0.55); border: 1px solid rgba(255,255,255,0.06);
    border-radius: 14px; font-family: var(--head); font-weight: 500; color: var(--text);
}
.features-list li::before {
    content: '◢'; position: absolute; left: 22px; top: 21px;
    color: var(--blue); font-size: 1rem; text-shadow: 0 0 12px var(--glow-blue);
}

.faq-list { max-width: 880px; margin: 0 auto; display: flex; flex-direction: column; gap: 18px; }
.faq-item {
    display: flex; gap: 22px; align-items: flex-start;
    background: rgba(17,19,26,0.6); border: 1px solid rgba(168,85,247,0.18);
    border-radius: 16px; padding: 26px 28px;
}
.faq-num { font-family: var(--head); font-weight: 700; font-size: 1.4rem; color: var(--purple); text-shadow: 0 0 16px var(--glow-purple); line-height: 1; }
.faq-item h3 { margin-bottom: 8px; }
.faq-item p { color: var(--muted); }

.final-cta { text-align: center; background:
    radial-gradient(circle at 50% 50%, rgba(0,217,255,0.12), transparent 60%), var(--bg-2); }
.final-inner { max-width: 720px; margin: 0 auto; }
.final-inner p { color: var(--muted); margin: 18px 0 32px; font-size: 1.1rem; }

.footer { position: relative; padding: 60px 0 40px; overflow: hidden; background: var(--bg); border-top: 1px solid rgba(0,217,255,0.12); }
.footer-bg {
    position: absolute; inset: 0; z-index: 0; opacity: 0.4;
    background: url('img/footer-bg.webp') center/cover no-repeat;
}
.footer-bg::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(5,6,10,0.85), var(--bg)); }
.footer-inner {
    position: relative; z-index: 1;
    display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
}
.footer-brand { font-family: var(--head); font-weight: 700; font-size: 1.3rem; }
.footer-copy { color: var(--muted); font-size: 0.92rem; }
.footer-links { display: flex; gap: 22px; }
.footer-links a { color: var(--muted); font-size: 0.92rem; transition: color .2s; }
.footer-links a:hover { color: var(--blue); }

.legal-page {
    padding: calc(var(--header-h) + 70px) 0 90px;
    background:
        radial-gradient(circle at 80% 0%, rgba(168,85,247,0.10), transparent 50%),
        radial-gradient(circle at 0% 60%, rgba(0,217,255,0.08), transparent 45%),
        var(--bg);
}
.legal-content {
    max-width: 840px; margin: 0 auto;
    background: rgba(17,19,26,0.55);
    border: 1px solid rgba(0,217,255,0.14);
    border-radius: 22px;
    padding: 54px clamp(24px, 5vw, 60px);
    backdrop-filter: blur(8px);
    box-shadow: 0 24px 60px rgba(0,0,0,0.35);
}
.legal-content h1 {
    font-size: clamp(2rem, 4vw, 2.8rem);
    margin-bottom: 10px;
    background: var(--grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.legal-content > p:first-of-type { font-size: 1.05rem; }
.legal-content h2,
.legal-content h3 {
    font-family: var(--head);
    font-size: 1.18rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    color: var(--text);
    margin: 40px 0 14px;
    padding: 6px 0 6px 18px;
    border-left: 3px solid var(--blue);
    position: relative;
}
.legal-content h2::after,
.legal-content h3::after {
    content: ''; position: absolute; left: -1px; top: 0; bottom: 0;
    width: 3px; background: var(--grad); filter: blur(3px); opacity: 0.7;
}
.legal-content h1 + p { margin-top: 18px; }
.legal-content p,
.legal-content li { color: var(--muted); line-height: 1.8; margin-bottom: 16px; }
.legal-content ul { padding-left: 8px; margin: 0 0 18px; list-style: none; }
.legal-content li { position: relative; padding-left: 26px; margin-bottom: 10px; }
.legal-content li::before {
    content: '◢'; position: absolute; left: 4px; top: 1px;
    color: var(--blue); font-size: 0.85rem; text-shadow: 0 0 10px var(--glow-blue);
}
.legal-content .updated {
    display: inline-block; color: var(--blue);
    font-family: var(--head); font-size: 0.85rem; letter-spacing: 0.08em;
    padding: 6px 14px; margin-bottom: 34px;
    border: 1px solid rgba(0,217,255,0.3); border-radius: 999px;
    background: rgba(0,217,255,0.06);
}
.legal-content .name { color: var(--text); font-weight: 600; }
.legal-content .domain,
.legal-content .app-domain { color: var(--blue); font-weight: 500; }
.legal-content a { color: var(--blue); border-bottom: 1px solid rgba(0,217,255,0.35); transition: color .2s, border-color .2s; }
.legal-content a .domain,
.legal-content a .app-domain { transition: color .2s; }
.legal-content a:hover,
.legal-content a:hover .domain,
.legal-content a:hover .app-domain { color: var(--pink); border-color: var(--pink); }

@media (max-width: 1024px) {
    .hero-inner { grid-template-columns: 1fr; gap: 30px; }
    .hero-visual { order: -1; }
    .hero-char { max-height: 420px; }
    .cards-grid { grid-template-columns: repeat(2, 1fr); }
    .arena-inner, .leaderboard-inner { grid-template-columns: 1fr; gap: 34px; }
    .leaderboard-visual { order: -1; }
    .features-list { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav { display: none; }
    .burger-btn { display: block; }
    .section { padding: 80px 0; }
    .hero { min-height: auto; }
}

@media (max-width: 640px) {
    .container { padding: 0 18px; }
    .cards-grid, .features-list { grid-template-columns: 1fr; }
    .faq-item { flex-direction: column; gap: 10px; padding: 22px; }
    .footer-inner { flex-direction: column; text-align: center; }
    .btn-primary { width: 100%; }
}