:root {
    --jk-ink: #0b1220;
    --jk-text: #202938;
    --jk-muted: #667085;
    --jk-line: #e8edf3;
    --jk-soft: #f6f8fb;
    --jk-card: #ffffff;
    --jk-primary: #0d6efd;
    --jk-saffron: #f59e0b;
    --jk-radius: 22px;
    --jk-shadow: 0 26px 70px rgba(15, 23, 42, .08);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    color: var(--jk-ink);
    background:
        radial-gradient(circle at 0 0, rgba(245, 158, 11, .12), transparent 28rem),
        radial-gradient(circle at 100% 10%, rgba(13, 110, 253, .1), transparent 30rem),
        #fbfaf8;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    color: inherit;
}

.container {
    max-width: 1180px;
}

.site-nav {
    padding: 1rem 0;
    border-bottom: 1px solid rgba(232, 237, 243, .9);
    background: rgba(255, 255, 255, .76);
    backdrop-filter: blur(18px);
}

.brand-mark {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    background: #05070a;
    font-weight: 800;
    letter-spacing: 0;
}

.navbar .nav-link {
    color: #344054;
    font-size: .95rem;
    font-weight: 500;
}

.navbar .nav-link:hover {
    color: #05070a;
}

.section-shell {
    padding: 5rem 0;
}

.section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    padding: .42rem .8rem;
    border: 1px solid var(--jk-line);
    border-radius: 999px;
    color: #475467;
    background: rgba(255, 255, 255, .78);
    font-size: .82rem;
    font-weight: 600;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3.4rem);
    line-height: 1.05;
    font-weight: 800;
    letter-spacing: 0;
}

.section-copy {
    color: var(--jk-muted);
    font-size: 1rem;
}

.app-store-button {
    display: inline-flex;
    align-items: center;
    gap: .55rem;
    min-height: 44px;
    padding: .64rem 1rem;
    border-radius: 999px;
    color: #fff;
    background: #05070a;
    text-decoration: none;
    font-weight: 700;
    box-shadow: 0 14px 35px rgba(15, 23, 42, .16);
}

.app-store-button:hover {
    color: #fff;
    transform: translateY(-1px);
}

.app-store-button.secondary {
    color: #05070a;
    background: #fff;
    border: 1px solid var(--jk-line);
}

.site-footer {
    padding: 4rem 0 2rem;
}

.footer-card {
    padding: 2rem;
    border: 1px solid var(--jk-line);
    border-radius: 24px;
    background: rgba(255, 255, 255, .8);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem 1.4rem;
}

.footer-links a {
    color: var(--jk-muted);
    text-decoration: none;
    font-size: .9rem;
}

.footer-links a:hover {
    color: var(--jk-ink);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 1.2rem;
    border-top: 1px solid var(--jk-line);
    color: var(--jk-muted);
    font-size: .85rem;
}

.reveal {
    opacity: 0;
    transform: translateY(22px);
    transition: opacity .7s ease, transform .7s ease;
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 991.98px) {
    .site-nav {
        padding: .7rem 0;
    }

    .navbar-collapse {
        padding-top: 1rem;
    }

    .section-shell {
        padding: 3.5rem 0;
    }
}

@media (max-width: 575.98px) {
    .footer-card {
        padding: 1.25rem;
    }

    .footer-bottom {
        flex-direction: column;
    }
}