:root {
    --blue: #3b82f6;
    --blue-dim: rgba(59, 130, 246, 0.10);
    --blue-glow: rgba(59, 130, 246, 0.28);
    --indigo: #6366f1;
    --indigo-dim: rgba(99, 102, 241, 0.10);

    --bg-base: #0a0a0f;
    --bg-card: #0f1117;
    --bg-elevated: #161b27;

    --border: rgba(255,255,255,0.06);
    --border-strong: rgba(255,255,255,0.11);

    --text-primary: #e8edf2;
    --text-secondary: #64748b;
    --text-muted: #374151;

    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-xl: 26px;

    --shadow: 0 4px 20px rgba(0,0,0,0.5);
    --font-display: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition: all 0.18s ease;
}

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

body {
    background: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}
main { flex: 1; }

/* ── SHARED ─────────────────────────────────────────── */
section { position: relative; }

.inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--blue-dim);
    border: 1px solid rgba(59,130,246,0.18);
    border-radius: 4px;
    padding: 4px 12px;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--blue);
    margin-bottom: 1rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.6rem, 3.5vw, 2.2rem);
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.03em;
    margin-bottom: 0.625rem;
    line-height: 1.2;
}
.section-sub {
    color: var(--text-secondary);
    font-size: 0.95rem;
    max-width: 500px;
}

/* ── HERO ───────────────────────────────────────────── */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 9rem 1.5rem 5rem;
    overflow: hidden;
    background: var(--bg-base);
}

/* Subtle grid background */
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(59,130,246,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(59,130,246,0.03) 1px, transparent 1px);
    background-size: 48px 48px;
    pointer-events: none;
}

/* Glow blob */
.hero::after {
    content: '';
    position: absolute;
    top: 15%;
    left: 50%;
    transform: translateX(-50%);
    width: 600px; height: 300px;
    background: radial-gradient(ellipse, rgba(59,130,246,0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-strong);
    border-radius: 4px;
    padding: 5px 14px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    position: relative; z-index: 1;
    animation: up 0.5s ease both;
}
.hero-badge i { color: var(--blue); }

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2.8rem, 7vw, 5.5rem);
    font-weight: 700;
    letter-spacing: -0.04em;
    line-height: 1.02;
    color: var(--text-primary);
    margin-bottom: 1.25rem;
    position: relative; z-index: 1;
    animation: up 0.5s ease 0.08s both;
}
.hero h1 span {
    background: linear-gradient(135deg, var(--blue) 30%, var(--indigo));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: clamp(0.95rem, 1.8vw, 1.1rem);
    color: var(--text-secondary);
    max-width: 480px;
    margin-bottom: 2.5rem;
    position: relative; z-index: 1;
    animation: up 0.5s ease 0.16s both;
}

.hero-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    justify-content: center;
    position: relative; z-index: 1;
    animation: up 0.5s ease 0.24s both;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 11px 22px;
    background: var(--blue);
    color: #fff;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.875rem;
    text-decoration: none;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}
.btn-primary:hover { background: #2563eb; box-shadow: 0 6px 20px var(--blue-glow); transform: translateY(-1px); }

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 11px 22px;
    background: transparent;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 0.875rem;
    text-decoration: none;
    transition: var(--transition);
    border: 1px solid var(--border-strong);
}
.btn-outline:hover { color: var(--text-primary); border-color: rgba(255,255,255,0.2); background: var(--bg-elevated); }

/* ── STATS BAR ──────────────────────────────────────── */
.stats-bar {
    padding: 2.5rem 0;
    background: var(--bg-card);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.stats-bar .inner {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    text-align: center;
}

.stat-item {}
.stat-value {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.03em;
    line-height: 1;
}
.stat-value span { color: var(--blue); }
.stat-label {
    color: var(--text-secondary);
    font-size: 0.8rem;
    margin-top: 0.3rem;
}

/* ── HOW IT WORKS ───────────────────────────────────── */
.how-it-works {
    padding: 6rem 0;
    background: var(--bg-base);
}

.hiw-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 3rem;
}

.hiw-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem 1.75rem;
    transition: var(--transition);
}
.hiw-card:hover { border-color: var(--border-strong); transform: translateY(-3px); }

.hiw-num {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--bg-elevated);
    letter-spacing: -0.04em;
    line-height: 1;
    margin-bottom: 1.25rem;
    /* show faintly */
    -webkit-text-stroke: 1px rgba(59,130,246,0.2);
}

.hiw-icon {
    width: 40px; height: 40px;
    border-radius: var(--radius-sm);
    background: var(--blue-dim);
    border: 1px solid rgba(59,130,246,0.18);
    display: flex; align-items: center; justify-content: center;
    color: var(--blue);
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

.hiw-card h3 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.45rem;
    letter-spacing: -0.02em;
}
.hiw-card p { color: var(--text-secondary); font-size: 0.855rem; line-height: 1.65; }

/* ── FEATURES ───────────────────────────────────────── */
.features {
    padding: 6rem 0;
    background: var(--bg-card);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
    margin-top: 3rem;
}

.feat {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    padding: 1.25rem 1.5rem;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: var(--transition);
}
.feat:hover { border-color: rgba(59,130,246,0.2); }

.feat-icon {
    width: 36px; height: 36px;
    border-radius: var(--radius-sm);
    background: var(--blue-dim);
    border: 1px solid rgba(59,130,246,0.15);
    display: flex; align-items: center; justify-content: center;
    color: var(--blue);
    font-size: 0.875rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.feat h3 {
    font-family: var(--font-display);
    font-size: 0.925rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.3rem;
    letter-spacing: -0.01em;
}
.feat p { color: var(--text-secondary); font-size: 0.83rem; line-height: 1.6; }

/* ── MONETIZE ───────────────────────────────────────── */
.monetize {
    padding: 6rem 0;
    background: var(--bg-base);
}

.monetize .inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.money-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    margin-top: 1.75rem;
}
.money-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.875rem;
    transition: var(--transition);
}
.money-list li:hover { border-color: rgba(59,130,246,0.2); color: var(--text-primary); }
.money-list li i { color: var(--blue); width: 14px; flex-shrink: 0; font-size: 0.8rem; }

.payout-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}
.payout-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--blue), var(--indigo));
}
.payout-card-title {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1.25rem;
    letter-spacing: -0.01em;
}

.payout-rows { display: flex; flex-direction: column; gap: 0.5rem; }
.payout-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.855rem;
}
.payout-row:last-child { border-bottom: none; }
.payout-row span:first-child { color: var(--text-secondary); }
.payout-row strong { color: var(--text-primary); font-weight: 600; }
.payout-row .highlight { color: var(--blue); font-weight: 700; }

.payout-card .btn-primary { margin-top: 1.5rem; width: 100%; justify-content: center; }

/* ── FAQ ────────────────────────────────────────────── */
.faq {
    padding: 6rem 0;
    background: var(--bg-card);
    border-top: 1px solid var(--border);
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 3rem;
    max-width: 760px;
}

.faq-item {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition);
}
.faq-item:hover { border-color: var(--border-strong); }

.faq-q {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.1rem 1.25rem;
    cursor: pointer;
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.01em;
    user-select: none;
}
.faq-q i.chevron { color: var(--text-muted); font-size: 0.75rem; transition: var(--transition); flex-shrink: 0; }
.faq-item.open .faq-q i.chevron { transform: rotate(180deg); color: var(--blue); }

.faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.28s ease;
}
.faq-item.open .faq-a { max-height: 200px; }
.faq-a p {
    padding: 0 1.25rem 1.1rem;
    color: var(--text-secondary);
    font-size: 0.855rem;
    line-height: 1.7;
    border-top: 1px solid var(--border);
    padding-top: 0.875rem;
}

/* ── ANIMATIONS ─────────────────────────────────────── */
@keyframes up {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── RESPONSIVE ─────────────────────────────────────── */
@media (max-width: 860px) {
    .stats-bar .inner { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
    .hiw-grid { grid-template-columns: 1fr; max-width: 420px; }
    .features-grid { grid-template-columns: 1fr; }
    .monetize .inner { grid-template-columns: 1fr; gap: 2.5rem; }
}
@media (max-width: 560px) {
    .hero-actions { flex-direction: column; align-items: center; }
    .stats-bar .inner { grid-template-columns: repeat(2, 1fr); }
}