* {
    box-sizing: border-box;
}

:root {
    --pc-blue: #007bff;
    --pc-blue-dark: #0056b3;
    --pc-ink: #0f172a;
    --pc-text: #334155;
    --pc-muted: #64748b;
    --pc-line: #dbe3ef;
    --pc-surface: #ffffff;
    --pc-soft: #f8fafc;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.65;
    color: var(--pc-text);
    background:
        radial-gradient(circle at top left, rgba(0, 123, 255, 0.14), transparent 28%),
        linear-gradient(180deg, #eef5ff 0, #f8fafc 340px, #f6f8fb 100%);
}

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

img {
    max-width: 100%;
    height: auto;
}

.page-shell {
    width: min(1140px, calc(100% - 32px));
    margin: 0 auto;
    padding-bottom: 64px;
}

.page-header {
    position: relative;
    padding: 56px;
    margin: 22px 0 32px;
    border-radius: 30px;
    background: linear-gradient(135deg, var(--pc-blue) 0%, var(--pc-blue-dark) 100%);
    color: #ffffff;
    box-shadow: 0 28px 70px rgba(0, 86, 179, 0.24);
    overflow: hidden;
}

.page-header::before {
    content: "";
    position: absolute;
    inset: auto -90px -90px auto;
    width: 260px;
    height: 260px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.12);
}

.page-header::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), transparent 55%);
    pointer-events: none;
}

.eyebrow {
    display: inline-block;
    margin-bottom: 16px;
    padding: 8px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.18);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.22);
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    position: relative;
    z-index: 1;
}

.page-header h1 {
    margin: 0 0 18px;
    font-size: clamp(34px, 5vw, 58px);
    line-height: 1.05;
    color: #ffffff;
    max-width: 980px;
    position: relative;
    z-index: 1;
}

.lead {
    max-width: 900px;
    font-size: 20px;
    color: rgba(255, 255, 255, 0.92);
    position: relative;
    z-index: 1;
}

.breadcrumbs {
    padding-top: 28px;
    font-size: 14px;
    color: var(--pc-muted);
}

.breadcrumbs a {
    color: var(--pc-muted);
    text-decoration: none;
}

.section {
    padding: 38px 40px 42px;
    margin-bottom: 24px;
    border: 1px solid rgba(219, 227, 239, 0.9);
    border-radius: 28px;
    background: rgba(255, 255, 255, 0.88);
    box-shadow: 0 20px 50px rgba(15, 23, 42, 0.05);
    backdrop-filter: blur(8px);
}

.section h2 {
    margin: 0 0 18px;
    font-size: clamp(28px, 4vw, 40px);
    line-height: 1.12;
    color: var(--pc-ink);
    display: flex;
    align-items: center;
    gap: 14px;
}

.section h2::before {
    content: "";
    width: 14px;
    height: 14px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--pc-blue), var(--pc-blue-dark));
    box-shadow: 0 0 0 8px rgba(0, 123, 255, 0.12);
    flex: 0 0 auto;
}

.section h3 {
    margin: 0 0 14px;
    font-size: 22px;
    color: var(--pc-ink);
}

.muted {
    color: var(--pc-muted);
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.card {
    padding: 28px;
    background: var(--pc-surface);
    border: 1px solid var(--pc-line);
    border-radius: 22px;
    box-shadow: 0 16px 40px rgba(15, 23, 42, 0.05);
    position: relative;
}

.card::before {
    content: "";
    position: absolute;
    inset: 0 0 auto 0;
    height: 5px;
    border-radius: 22px 22px 0 0;
    background: linear-gradient(90deg, var(--pc-blue), var(--pc-blue-dark));
}

.card p:last-child,
.section p:last-child {
    margin-bottom: 0;
}

.cta-row {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-top: 28px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 20px;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 700;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-primary {
    background: linear-gradient(135deg, var(--pc-blue) 0%, var(--pc-blue-dark) 100%);
    color: #ffffff;
    box-shadow: 0 14px 30px rgba(0, 86, 179, 0.22);
}

.btn-secondary {
    background: #e7f0ff;
    color: var(--pc-blue-dark);
}

.list,
.ordered-list {
    margin: 0;
    padding-left: 0;
    list-style: none;
}

.list li + li,
.ordered-list li + li {
    margin-top: 14px;
}

.list li,
.ordered-list li {
    position: relative;
    padding: 14px 18px 14px 56px;
    border: 1px solid rgba(219, 227, 239, 0.95);
    border-radius: 18px;
    background: #ffffff;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04);
}

.list li::before,
.ordered-list li::before {
    position: absolute;
    left: 18px;
    top: 13px;
    width: 24px;
    height: 24px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 800;
    color: #ffffff;
    background: linear-gradient(135deg, var(--pc-blue), var(--pc-blue-dark));
}

.list li::before {
    content: "•";
    font-size: 18px;
    line-height: 1;
}

.ordered-list {
    counter-reset: steps;
}

.ordered-list li::before {
    counter-increment: steps;
    content: counter(steps);
}

.code-block {
    padding: 22px 24px;
    border-radius: 18px;
    background: linear-gradient(135deg, #0f172a 0%, #0b2a4a 100%);
    color: #e2e8f0;
    font: 600 22px/1.5 "SFMono-Regular", Menlo, monospace;
    overflow-x: auto;
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.18);
}

.notice {
    padding: 20px 22px;
    border-left: 4px solid var(--pc-blue);
    border-radius: 18px;
    background: linear-gradient(180deg, #eff6ff 0%, #f8fbff 100%);
    color: #1e3a8a;
}

.pricing-teaser {
    padding: 28px;
    border-radius: 24px;
    background: linear-gradient(135deg, rgba(0, 123, 255, 0.08) 0%, rgba(0, 86, 179, 0.04) 100%);
    border: 1px solid rgba(0, 123, 255, 0.16);
}

.pricing-teaser-main {
    display: flex;
    flex-wrap: wrap;
    gap: 16px 22px;
    align-items: end;
    margin-bottom: 18px;
}

.pricing-teaser-label {
    width: 100%;
    margin: 0;
    color: var(--pc-muted);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-size: 13px;
}

.pricing-teaser-price {
    display: flex;
    align-items: baseline;
    gap: 12px;
}

.pricing-teaser-price strong {
    font-size: clamp(42px, 6vw, 58px);
    line-height: 1;
    color: var(--pc-blue);
}

.pricing-teaser-price span {
    font-size: 20px;
    color: var(--pc-muted);
    font-weight: 700;
}

.pricing-teaser-gross {
    margin: 0;
    color: var(--pc-muted);
}

.pricing-teaser-features {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 22px;
}

.pricing-teaser-features span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: #ffffff;
    border: 1px solid var(--pc-line);
    border-radius: 999px;
    color: var(--pc-ink);
    font-weight: 600;
}

.pricing-teaser-features span::before {
    content: "✓";
    color: #16a34a;
    font-weight: 800;
}

.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-top: 22px;
}

.stat {
    padding: 22px;
    background: #ffffff;
    border-radius: 18px;
    border: 1px solid var(--pc-line);
}

.stat strong {
    display: block;
    font-size: 28px;
    color: var(--pc-ink);
}

.footer {
    padding: 6px 8px 24px;
    color: var(--pc-muted);
    font-size: 14px;
}

@media (max-width: 640px) {
    .page-shell {
        width: min(100% - 20px, 1140px);
    }

    .breadcrumbs {
        padding-top: 18px;
    }

    .page-header {
        margin-top: 16px;
        padding: 28px 22px;
    }

    .lead {
        font-size: 18px;
    }

    .section {
        padding: 26px 20px 28px;
        border-radius: 22px;
    }

    .pricing-teaser {
        padding: 22px;
    }

    .pricing-teaser-price {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
    }

    .code-block {
        font-size: 18px;
    }

    .section h2 {
        gap: 12px;
    }

    .section h2::before {
        width: 12px;
        height: 12px;
        box-shadow: 0 0 0 6px rgba(0, 123, 255, 0.12);
    }
}