:root {
    --blue: #2f6bff;
    --sky: #5aa8ff;
    --ink: #16356b;
    --text: #1c2434;
    --muted: #5c6b84;
    --wash: #f3f7ff;
    --card: #ffffff;
    --line: rgba(22, 53, 107, 0.1);
    --shadow: 0 16px 40px rgba(47, 107, 255, 0.1);
    --navy: #16356b;
    --radius: 16px;
    --btn: 12px;
    --max: 1080px;
}

@media (prefers-color-scheme: dark) {
    :root {
        --ink: #d7e4ff;
        --text: #eef3fb;
        --muted: #a8b4c9;
        --wash: #0d1422;
        --card: #171f30;
        --line: rgba(255, 255, 255, 0.08);
        --shadow: 0 16px 40px rgba(0, 0, 0, 0.28);
    }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 16px;
    line-height: 1.55;
    color: var(--text);
    background: var(--wash);
}

a { color: var(--blue); }

img { max-width: 100%; }

.nav {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    max-width: var(--max);
    margin: 0 auto;
    padding: 16px 24px;
    background: color-mix(in srgb, var(--wash) 88%, transparent);
    backdrop-filter: blur(16px);
}

.brand {
    color: var(--ink);
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: -0.03em;
    text-decoration: none;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px 18px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.nav-links a {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.92rem;
    font-weight: 500;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 18px;
    border-radius: var(--btn);
    background: var(--blue);
    color: #fff !important;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    border: 0;
}

.btn:hover { background: #245ae0; }

.btn.ghost {
    background: transparent;
    color: var(--ink) !important;
    box-shadow: inset 0 0 0 1.5px color-mix(in srgb, var(--ink) 35%, transparent);
}

.wrap {
    max-width: var(--max);
    margin: 0 auto;
    padding: 8px 24px 64px;
}

.hero {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 40px;
    align-items: center;
    padding: 28px 0 56px;
}

.eyebrow {
    margin: 0 0 12px;
    color: var(--blue);
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

h1 {
    margin: 0 0 14px;
    color: var(--ink);
    font-size: clamp(2.2rem, 4vw, 3.4rem);
    line-height: 1.08;
    letter-spacing: -0.045em;
    font-weight: 700;
}

.lede {
    margin: 0 0 24px;
    max-width: 38rem;
    color: var(--muted);
    font-size: 1.08rem;
}

.actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.stage {
    background: var(--card);
    border-radius: 28px;
    padding: 18px;
    box-shadow: var(--shadow);
    border: 1px solid var(--line);
}

.screen-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    color: var(--muted);
    font-size: 0.78rem;
    font-weight: 600;
}

.hero-card {
    border-radius: 22px;
    padding: 18px;
    color: #16356b;
    background:
        radial-gradient(120% 140% at 100% 20%, #b9d6ff 0%, rgba(185, 214, 255, 0) 46%),
        linear-gradient(180deg, #f7fbff 0%, #e7f1ff 100%);
    box-shadow: 0 10px 24px rgba(47, 107, 255, 0.12);
}

.hero-card .hello {
    margin: 0;
    font-size: 0.82rem;
    font-weight: 500;
    opacity: 0.7;
}

.hero-card .biz {
    margin: 2px 0 16px;
    font-size: 1.15rem;
    font-weight: 700;
}

.hero-card .kicker {
    margin: 0;
    font-size: 0.75rem;
    font-weight: 500;
    opacity: 0.7;
}

.hero-card .amount {
    margin: 2px 0 14px;
    font-size: 2.4rem;
    font-weight: 700;
    letter-spacing: -0.04em;
    font-variant-numeric: tabular-nums;
}

.chips {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
}

.chip {
    height: 58px;
    padding: 8px 10px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.55);
    overflow: hidden;
}

.chip span,
.metric span,
.metric em {
    display: block;
    font-size: 0.68rem;
    font-weight: 500;
    opacity: 0.72;
    white-space: nowrap;
}

.chip strong,
.metric strong {
    display: block;
    margin-top: 2px;
    font-size: 0.92rem;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.metrics {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: 10px;
}

.metric {
    min-height: 108px;
    padding: 14px;
    border-radius: 16px;
    color: #fff;
    background:
        radial-gradient(90% 120% at 100% 0%, rgba(120, 90, 220, 0.45), transparent 55%),
        linear-gradient(160deg, #1a3f86 0%, #12284f 100%);
}

.metric strong { font-size: 1.15rem; margin-top: 8px; }
.metric em { margin-top: 6px; font-style: normal; }

.section-head {
    margin: 12px 0 18px;
}

.section-head h2,
.doc h2 {
    margin: 0 0 8px;
    color: var(--ink);
    font-size: 1.55rem;
    letter-spacing: -0.03em;
}

.section-head p { margin: 0; color: var(--muted); }

.grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}

.card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 20px;
}

.card h3 {
    margin: 10px 0 6px;
    font-size: 1.05rem;
    letter-spacing: -0.02em;
    color: var(--ink);
}

.card p, .doc p, .doc li { color: var(--muted); }

.mark {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: grid;
    place-items: center;
    background: rgba(47, 107, 255, 0.12);
    color: var(--blue);
    font-weight: 700;
    font-size: 0.85rem;
}

.plans {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr 0.8fr;
    gap: 14px;
    margin-top: 8px;
}

.plan {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 22px;
}

.plan.featured {
    background: var(--navy);
    color: #fff;
    border-color: transparent;
}

.plan.featured p,
.plan.featured li { color: rgba(255, 255, 255, 0.82); }

.plan h3 { margin: 0 0 6px; color: inherit; }
.price {
    margin: 0 0 12px;
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: -0.04em;
    color: var(--ink);
}
.plan.featured .price { color: #fff; }
.price span { font-size: 0.95rem; font-weight: 500; }
.plan ul { margin: 0; padding-left: 18px; }
.plan li { margin: 6px 0; }

.links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}

.links a.card {
    text-decoration: none;
    color: inherit;
}

.links a.card:hover { border-color: var(--blue); }

footer.site {
    max-width: var(--max);
    margin: 0 auto;
    padding: 8px 24px 40px;
    color: var(--muted);
    font-size: 0.9rem;
}

.foot-row {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    padding-top: 20px;
    border-top: 1px solid var(--line);
}

.foot-row nav { display: flex; gap: 16px; flex-wrap: wrap; }
.foot-row a { color: var(--muted); text-decoration: none; font-weight: 500; }
.foot-row a:hover { color: var(--ink); }

.doc {
    max-width: 760px;
}

.doc .section,
.doc .card {
    margin-bottom: 14px;
}

.doc h2 {
    font-size: 1.25rem;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--line);
}

.doc h3 {
    margin: 18px 0 8px;
    color: var(--ink);
    font-size: 1.02rem;
}

.doc ul, .doc ol { margin: 0 0 12px; padding-left: 20px; }
.doc li { margin: 6px 0; }

.highlight, .important, .faq-item, .contact-method, .app-detail {
    background: color-mix(in srgb, var(--blue) 8%, var(--card));
    border-radius: 12px;
    padding: 14px 16px;
    margin: 14px 0;
}

.important h4, .faq-question, .contact-method h4 {
    margin: 0 0 8px;
    color: var(--ink);
}

.faq-answer { color: var(--muted); }

.data-table {
    width: 100%;
    border-collapse: collapse;
    margin: 12px 0 4px;
    font-size: 0.92rem;
}

.data-table th,
.data-table td {
    text-align: left;
    padding: 10px 12px;
    border-bottom: 1px solid var(--line);
    color: var(--muted);
}

.data-table th {
    color: var(--ink);
    font-weight: 600;
}

.contact-methods {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
}

.feature-list { list-style: none; padding: 0; }
.feature-list li {
    padding: 8px 0;
    border-bottom: 1px solid var(--line);
}

@media (max-width: 860px) {
    .hero, .grid, .plans, .links { grid-template-columns: 1fr; }
    .nav { padding: 14px 16px; }
    .wrap, footer.site { padding-left: 16px; padding-right: 16px; }
    .hero-card .amount { font-size: 2rem; }
}