:root {
    --bg-color: #07070a;
    --surface-color: #0d1016;
    --card-color: #11151d;
    --card-border: #1c2533;
    --primary-color: #00bfff;
    --primary-hover: #33ccff;
    --accent-color: #ffd700;
    --accent-hover: #ffea60;
    --danger-color: #d32f2f;
    --text-color: #ffffff;
    --muted-color: #a8b3c7;
    --shadow: 0 10px 40px rgba(0, 0, 0, 0.45);
    --glow: 0 0 20px rgba(0, 191, 255, 0.25);
    --radius: 16px;
    --radius-sm: 10px;
    --max-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, 'Roboto', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.55;
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 50px;
    font-weight: 800;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
    border: none;
    cursor: pointer;
    white-space: nowrap;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn-primary {
    background: linear-gradient(90deg, #00bfff, #0077ff);
    color: #fff;
    box-shadow: 0 4px 18px rgba(0, 119, 255, 0.35);
}

.btn-primary:hover {
    background: linear-gradient(90deg, #33ccff, #1a8cff);
    box-shadow: 0 6px 24px rgba(0, 119, 255, 0.5);
}

.btn-small {
    padding: 8px 16px;
    font-size: 0.75rem;
}

.btn-lg {
    padding: 16px 40px;
    font-size: 1rem;
}

.btn-banner {
    background: linear-gradient(90deg, #004aad, #0066ff);
    color: #fff;
    padding: 18px 48px;
    font-size: 1.3rem;
    border: 3px solid var(--accent-color);
    border-radius: 60px;
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.3), 0 8px 30px rgba(0, 0, 0, 0.4);
}

.btn-banner:hover {
    background: linear-gradient(90deg, #0055c8, #1a7aff);
}

.section-title {
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: 900;
    text-transform: uppercase;
    text-align: center;
    margin-bottom: 40px;
    color: var(--text-color);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

/* Top bar */
.top-bar {
    background: #000;
    border-bottom: 1px solid #1a1a1a;
    font-size: 0.8rem;
    padding: 8px 0;
}

.top-bar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.top-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--accent-color);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.top-brand i {
    color: var(--accent-color);
}

.top-promo {
    color: var(--muted-color);
    text-align: center;
    flex: 1;
}

.top-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.top-label {
    color: var(--muted-color);
}

.countdown {
    background: #1a1a1a;
    color: var(--primary-color);
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 6px;
    letter-spacing: 1px;
    border: 1px solid #333;
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(7, 7, 10, 0.96);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--card-border);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 12px;
    padding-bottom: 12px;
    gap: 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-color);
    font-weight: 800;
    font-size: 1.2rem;
    text-transform: uppercase;
}

.logo i {
    font-size: 1.3rem;
    color: var(--accent-color);
}

.logo strong {
    color: var(--primary-color);
}

.main-nav {
    display: flex;
    gap: 26px;
}

.main-nav a {
    color: var(--muted-color);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    transition: color 0.2s;
}

.main-nav a:hover {
    color: var(--primary-color);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 14px;
}

.age-badge {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: 2px solid var(--text-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.7rem;
}

/* Hero */
.hero {
    position: relative;
    padding: 90px 0 110px;
    background: linear-gradient(180deg, #0f1724 0%, #07070a 100%);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 50% 120%, rgba(211, 47, 47, 0.25), transparent 55%),
        radial-gradient(ellipse at 80% 20%, rgba(0, 119, 255, 0.15), transparent 40%),
        linear-gradient(180deg, #1a3b5c 0%, #0d1016 60%, #07070a 100%);
}

.hero-bg::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    height: 45%;
    background:
        linear-gradient(135deg, transparent 40%, rgba(0, 119, 255, 0.1) 40%, rgba(0, 119, 255, 0.1) 42%, transparent 42%),
        linear-gradient(225deg, transparent 40%, rgba(0, 119, 255, 0.1) 40%, rgba(0, 119, 255, 0.1) 42%, transparent 42%);
    opacity: 0.5;
}

.hero-bg::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 80px;
    background: linear-gradient(180deg, transparent, var(--bg-color));
}

.hero-inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.hero-content {
    text-align: center;
}

.eyebrow {
    color: var(--accent-color);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 14px;
}

.hero h1 {
    font-size: clamp(1.8rem, 5vw, 2.8rem);
    font-weight: 900;
    text-transform: uppercase;
    line-height: 1.1;
    margin-bottom: 18px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
}

.lead {
    color: var(--muted-color);
    font-size: 1.1rem;
    max-width: 520px;
    margin: 0 auto 28px;
}

.hero-visual {
    position: relative;
    min-height: 320px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-character {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, #ffcc00, #d32f2f);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
    color: #fff;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), inset 0 -10px 30px rgba(0, 0, 0, 0.3);
    position: relative;
}

.hero-character::before {
    content: '';
    position: absolute;
    inset: -12px;
    border-radius: 50%;
    border: 3px dashed rgba(255, 215, 0, 0.4);
    animation: spin 20s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.hero-coin,
.hero-envelope {
    position: absolute;
    color: var(--accent-color);
    font-size: 2.2rem;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.4));
}

.coin-1 { top: 10%; left: 15%; animation: float 3s ease-in-out infinite; }
.coin-2 { bottom: 20%; right: 10%; animation: float 3.5s ease-in-out infinite reverse; }
.env-1 { top: 25%; right: 5%; color: #d32f2f; animation: float 4s ease-in-out infinite; }
.env-2 { bottom: 10%; left: 5%; color: #d32f2f; animation: float 4.5s ease-in-out infinite reverse; }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

/* Features */
.features-section {
    padding: 80px 0;
    background: var(--surface-color);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
}

.feature-card {
    background: var(--card-color);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    padding: 24px 16px;
    text-align: center;
    transition: transform 0.25s, border-color 0.25s;
}

.feature-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary-color);
    box-shadow: var(--glow);
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(0, 119, 255, 0.15), rgba(0, 191, 255, 0.08));
    border: 1px solid rgba(0, 191, 255, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    color: var(--primary-color);
}

.feature-card h3 {
    font-size: 0.85rem;
    font-weight: 800;
    text-transform: uppercase;
    margin-bottom: 8px;
    color: var(--primary-color);
}

.feature-card p {
    color: var(--muted-color);
    font-size: 0.82rem;
    line-height: 1.4;
}

/* Steps */
.steps-section {
    padding: 80px 0;
    background: var(--bg-color);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.step-card {
    background: var(--card-color);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    padding: 26px 20px;
    text-align: center;
    transition: transform 0.25s, border-color 0.25s;
}

.step-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary-color);
}

.step-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    margin-bottom: 16px;
}

.step-number {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), #0077ff);
    color: #fff;
    font-weight: 900;
    display: flex;
    align-items: center;
    justify-content: center;
}

.step-header > i {
    font-size: 1.8rem;
    color: var(--accent-color);
}

.step-card h3 {
    font-size: 0.85rem;
    font-weight: 800;
    text-transform: uppercase;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.step-card p {
    color: var(--muted-color);
    font-size: 0.82rem;
    line-height: 1.4;
}

.backlink-text {
    text-align: center;
    color: var(--muted-color);
    max-width: 760px;
    margin: 0 auto;
    font-size: 0.95rem;
}

.backlink-text a {
    color: var(--primary-color);
    font-weight: 700;
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* Info sections */
.info-section {
    position: relative;
    padding: 70px 0;
    background: var(--surface-color);
    overflow: hidden;
}

.info-bg {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(rgba(7, 7, 10, 0.85), rgba(7, 7, 10, 0.85)),
        repeating-linear-gradient(90deg, transparent, transparent 48px, rgba(211, 47, 47, 0.08) 48px, rgba(211, 47, 47, 0.08) 52px),
        repeating-linear-gradient(0deg, transparent, transparent 48px, rgba(0, 119, 255, 0.05) 48px, rgba(0, 119, 255, 0.05) 52px);
}

.info-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 40px;
    background: linear-gradient(180deg, rgba(0, 119, 255, 0.1), transparent);
}

.info-panel {
    position: relative;
    z-index: 2;
    max-width: 860px;
    margin: 0 auto;
    background: rgba(17, 21, 29, 0.92);
    border: 2px solid transparent;
    border-radius: var(--radius);
    padding: 38px 42px;
    box-shadow: var(--shadow);
    background-clip: padding-box;
}

.info-panel::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: var(--radius);
    padding: 2px;
    background: linear-gradient(135deg, var(--danger-color), var(--accent-color), var(--primary-color));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    z-index: -1;
}

.info-title {
    font-size: 1.3rem;
    font-weight: 900;
    text-transform: uppercase;
    color: var(--primary-color);
    margin-bottom: 18px;
}

.info-panel p {
    color: var(--muted-color);
    margin-bottom: 16px;
    font-size: 0.98rem;
}

.info-panel p:last-child {
    margin-bottom: 0;
}

.compat-list {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    margin-top: 18px;
}

.compat-list span {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(0, 119, 255, 0.1);
    border: 1px solid rgba(0, 119, 255, 0.25);
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-color);
}

.compat-list i {
    color: var(--primary-color);
}

/* FAQ */
.faq-section {
    padding: 80px 0;
    background: var(--bg-color);
}

.faq-list {
    max-width: 820px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--card-color);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.faq-item summary {
    padding: 18px 22px;
    font-weight: 700;
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 14px;
    transition: background 0.2s;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.faq-item summary:hover {
    background: rgba(0, 119, 255, 0.08);
}

.faq-answer {
    padding: 0 22px 18px 56px;
    color: var(--muted-color);
    font-size: 0.95rem;
    line-height: 1.55;
}

/* Game showcase */
.game-showcase {
    padding: 80px 0 60px;
    background: linear-gradient(180deg, var(--bg-color), #0d1016);
    text-align: center;
}

.game-showcase .section-title {
    margin-bottom: 30px;
}

.game-showcase .section-title span {
    color: var(--primary-color);
}

.game-frame {
    max-width: 700px;
    margin: 0 auto;
    background: linear-gradient(135deg, #1a1f2a, #11151d);
    border: 2px solid var(--card-border);
    border-radius: 24px;
    padding: 20px;
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
    box-shadow: var(--shadow);
}

.game-screen,
.game-mobile {
    background: #07070a;
    border-radius: 14px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 220px;
    gap: 12px;
    border: 1px solid #2a2a2a;
}

.game-screen i {
    font-size: 4rem;
    color: var(--accent-color);
}

.game-screen span {
    font-weight: 900;
    text-transform: uppercase;
    color: var(--primary-color);
    font-size: 1.2rem;
}

.game-mobile i {
    font-size: 3.5rem;
    color: var(--primary-color);
}

/* CTA Banner */
.cta-banner {
    padding: 35px 0;
    background: linear-gradient(90deg, #002b5e, #004aad 50%, #002b5e);
    border-top: 3px solid var(--accent-color);
    border-bottom: 3px solid var(--accent-color);
    position: relative;
    overflow: hidden;
}

.cta-banner::before,
.cta-banner::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 120px;
    background: linear-gradient(90deg, rgba(255, 215, 0, 0.2), transparent);
}

.cta-banner::after {
    right: 0;
    transform: rotate(180deg);
}

.cta-banner-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    position: relative;
    z-index: 1;
}

.banner-cards,
.banner-coins {
    display: flex;
    gap: 16px;
    font-size: 2.4rem;
    color: var(--accent-color);
}

/* Conclusion */
.conclusion-section {
    padding: 60px 0;
    background: var(--surface-color);
    text-align: center;
}

.conclusion-text {
    max-width: 820px;
    margin: 0 auto;
    font-size: 1.15rem;
    color: var(--text-color);
    line-height: 1.5;
}

/* Footer */
.site-footer {
    padding: 60px 0 25px;
    background: #000;
    border-top: 1px solid #1a1a1a;
}

.footer-inner {
    max-width: 1100px;
}

.footer-top {
    display: grid;
    grid-template-columns: 1.4fr 0.8fr 0.8fr 0.8fr 1.2fr;
    gap: 30px;
    margin-bottom: 40px;
}

.footer-col h3 {
    font-size: 1.4rem;
    font-weight: 900;
    text-transform: uppercase;
    line-height: 1.1;
    margin-bottom: 14px;
}

.footer-col h3 span {
    color: var(--primary-color);
}

.footer-col h4 {
    color: var(--primary-color);
    font-size: 0.95rem;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.footer-col p,
.footer-col a {
    color: var(--muted-color);
    font-size: 0.85rem;
    line-height: 1.6;
}

.footer-col a:hover {
    color: var(--primary-color);
}

.footer-col li {
    margin-bottom: 8px;
}

.footer-trust {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--card-color);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
}

.trust-item i {
    font-size: 1.4rem;
    color: var(--primary-color);
}

.trust-item span {
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
}

.footer-bottom {
    text-align: center;
    border-top: 1px solid #1a1a1a;
    padding-top: 20px;
}

.footer-bottom p {
    color: #666;
    font-size: 0.8rem;
}

/* Responsive */
@media (max-width: 1100px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-top {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .top-bar-inner {
        flex-wrap: wrap;
        justify-content: center;
        gap: 8px;
    }

    .top-promo {
        flex-basis: 100%;
        order: 3;
        font-size: 0.7rem;
    }

    .main-nav {
        display: none;
    }

    .hero-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-visual {
        order: -1;
        min-height: 220px;
    }

    .hero-character {
        width: 140px;
        height: 140px;
        font-size: 3.5rem;
    }

    .features-grid,
    .steps-grid {
        grid-template-columns: 1fr;
    }

    .info-panel {
        padding: 26px 22px;
    }

    .game-frame {
        grid-template-columns: 1fr;
    }

    .cta-banner-inner {
        flex-direction: column;
        gap: 20px;
    }

    .footer-top {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .trust-item {
        justify-content: center;
    }
}