:root {
    --bg: #0b1020;
    --ink: #0f172a;
    --muted: #475569;
    --line: #e2e8f0;
    --brand: #4f46e5;
    --brand-2: #7c3aed;
    --accent: #06b6d4;
}

html { scroll-behavior: smooth; }
body { font-family: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--ink); -webkit-font-smoothing: antialiased; }

.hero-grad {
    background:
        radial-gradient(1000px 500px at 80% -10%, rgba(124, 58, 237, 0.18), transparent 60%),
        radial-gradient(800px 400px at 0% 10%, rgba(6, 182, 212, 0.18), transparent 60%),
        linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.dark-grad {
    background:
        radial-gradient(900px 500px at 90% 0%, rgba(124, 58, 237, 0.35), transparent 60%),
        radial-gradient(800px 400px at 0% 100%, rgba(79, 70, 229, 0.35), transparent 60%),
        linear-gradient(180deg, #0b1020 0%, #0f172a 100%);
}

.kbd {
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    background: #0f172a;
    color: #e2e8f0;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.85em;
    border: 1px solid #1e293b;
}

.code-block {
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    background: #0f172a;
    color: #e2e8f0;
    border-radius: 12px;
    padding: 16px 20px;
    font-size: 0.9rem;
    line-height: 1.6;
    overflow-x: auto;
    border: 1px solid #1e293b;
}

.card-shadow { box-shadow: 0 1px 2px rgba(15,23,42,0.04), 0 8px 24px rgba(15,23,42,0.06); }
.card-shadow-lg { box-shadow: 0 4px 8px rgba(15,23,42,0.04), 0 24px 64px rgba(79,70,229,0.12); }

.gradient-text {
    background: linear-gradient(120deg, #4f46e5, #7c3aed 40%, #06b6d4);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.dot-grid {
    background-image: radial-gradient(rgba(15,23,42,0.08) 1px, transparent 1px);
    background-size: 18px 18px;
}

.fade-in { animation: fadein 0.6s ease both; }
@keyframes fadein { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

.feature-icon {
    width: 44px; height: 44px;
    border-radius: 10px;
    display: inline-flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, rgba(79,70,229,0.12), rgba(6,182,212,0.12));
    color: var(--brand);
}

.pricing-card.featured {
    border: 2px solid var(--brand);
    background: linear-gradient(180deg, #ffffff 0%, #fafaff 100%);
    transform: translateY(-4px);
}

.tick {
    width: 18px; height: 18px;
    border-radius: 999px;
    background: rgba(79,70,229,0.12);
    color: var(--brand);
    display: inline-flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}

.divider-line {
    background: linear-gradient(90deg, transparent, var(--line), transparent);
    height: 1px;
}

.nav-link { position: relative; }
.nav-link::after {
    content: ""; position: absolute; left: 0; bottom: -4px;
    width: 0; height: 2px; background: var(--brand);
    transition: width 0.2s ease;
}
.nav-link:hover::after, .nav-link.active::after { width: 100%; }

.testimonial-quote::before {
    content: "“";
    font-family: Georgia, serif;
    font-size: 4rem;
    line-height: 0.8;
    color: rgba(79,70,229,0.18);
    position: absolute;
    top: 12px; left: 16px;
}

.placeholder-tag {
    display: inline-block;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: #b45309;
    background: #fef3c7;
    border: 1px solid #fde68a;
    padding: 2px 8px;
    border-radius: 999px;
}