:root {
    --night: #071528;
    --ink: #101827;
    --muted: #667085;
    --cyan: #00c2d7;
    --blue: #1447ff;
    --deep-blue: #0638d8;
    --line: #dce5ef;
    --soft: #f4f8fb;
}

body {
    color: var(--ink);
    background: #fff;
    letter-spacing: 0;
}

.site-nav,
.site-footer {
    background: linear-gradient(90deg, #071528, #082252 58%, #0638d8);
}

.site-footer,
.site-footer a {
    color: #d7e0ea;
}

.brand-logo {
    display: block;
    width: 178px;
    max-width: 42vw;
    height: 58px;
    object-fit: contain;
    object-position: left center;
    filter: drop-shadow(0 0 3px rgba(255,255,255,1));
}

.sidebar-logo {
    display: block;
    width: 190px;
    max-width: 100%;
    height: 74px;
    object-fit: contain;
    object-position: left center;
}

.btn-cyan {
    background: var(--cyan);
    color: var(--night);
    border: 0;
    font-weight: 700;
}

.btn-cyan:hover {
    background: #22d3ee;
    color: var(--night);
}

.hero {
    min-height: 640px;
    background:
        radial-gradient(circle at 78% 28%, rgba(0, 194, 215, .26), transparent 28%),
        linear-gradient(90deg, rgba(7, 21, 40, .97), rgba(8, 34, 82, .88), rgba(20, 71, 255, .62)),
        url("https://images.unsplash.com/photo-1551288049-bebda4e38f71?auto=format&fit=crop&w=1800&q=80") center/cover;
    color: #fff;
    display: flex;
    align-items: center;
}

.hero h1 {
    max-width: 780px;
    font-size: clamp(2.4rem, 4vw, 4.8rem);
    font-weight: 800;
    line-height: 1.05;
}

.hero p {
    max-width: 700px;
    color: #d7e0ea;
    font-size: 1.18rem;
}

.section {
    padding: 78px 0;
}

.section-soft {
    background:
        linear-gradient(135deg, rgba(20, 71, 255, .06), rgba(0, 194, 215, .08)),
        var(--soft);
}

.eyebrow {
    color: var(--blue);
    font-weight: 800;
    text-transform: uppercase;
    font-size: .78rem;
}

.panel,
.feature-card,
.pricing-card {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
}

.feature-card,
.pricing-card {
    height: 100%;
    padding: 24px;
}

.feature-card:hover,
.pricing-card:hover {
    border-color: rgba(0, 194, 215, .55);
}

.pricing-card.highlight {
    border-color: var(--cyan);
    box-shadow: 0 18px 55px rgba(0, 88, 255, .16);
}

.compatibility-table {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
}

.compatibility-table table {
    min-width: 760px;
}

.compatibility-table thead th {
    background: linear-gradient(90deg, rgba(20, 71, 255, .10), rgba(0, 194, 215, .10));
    color: var(--night);
    border-bottom-color: var(--line);
}

.compatibility-table tbody th {
    color: var(--night);
}

.compatibility-table td,
.compatibility-table th {
    padding: 16px;
}

.code-pill {
    border: 1px solid rgba(255,255,255,.2);
    background: rgba(255,255,255,.08);
    border-radius: 8px;
    padding: 10px 12px;
    color: #f8fbff;
    display: inline-block;
    margin: 4px;
}

.app-shell {
    min-height: 100vh;
    background: var(--soft);
}

.sidebar {
    background: linear-gradient(180deg, #071528, #082252 70%, #0638d8);
    color: #d7e0ea;
}

.sidebar a {
    color: #d7e0ea;
    text-decoration: none;
    display: block;
    padding: 10px 12px;
    border-radius: 8px;
}

.sidebar a:hover {
    background: rgba(255,255,255,.08);
}