:root {
    --bg: #ffffff;
    --bg-muted: #f7f8fa;
    --text: #111827;
    --muted: #64748b;
    --border: #e2e8f0;
    --primary: #111827;
    --primary-hover: #283344;
    --radius: 16px;
    --max-width: 1120px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family:
        Inter,
        ui-sans-serif,
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
    line-height: 1.6;
}

a {
    color: inherit;
}

.container {
    width: min(
        var(--max-width),
        calc(100% - 40px)
    );
    margin: 0 auto;
}

.site-header {
    border-bottom: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.96);
}

.nav {
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.brand {
    font-size: 22px;
    font-weight: 800;
    text-decoration: none;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 22px;
}

.nav-links a,
.link-button {
    text-decoration: none;
    font: inherit;
}

.nav-cta {
    padding: 9px 15px;
    border-radius: 9px;
    background: var(--primary);
    color: white;
}

.inline-form {
    display: inline;
}

.link-button {
    border: 0;
    padding: 0;
    background: transparent;
    cursor: pointer;
}

.hero {
    padding: 110px 0 120px;
}

.hero-inner {
    max-width: 900px;
}

.eyebrow {
    margin-bottom: 18px;
    color: var(--muted);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.12em;
}

h1,
h2,
h3 {
    line-height: 1.1;
}

h1 {
    margin: 0;
    max-width: 900px;
    font-size: clamp(44px, 7vw, 76px);
    letter-spacing: -0.045em;
}

.hero-copy {
    max-width: 700px;
    margin: 28px 0 34px;
    color: var(--muted);
    font-size: 21px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.button {
    display: inline-block;
    padding: 13px 20px;
    border: 1px solid transparent;
    border-radius: 10px;
    cursor: pointer;
    text-align: center;
    text-decoration: none;
    font: inherit;
    font-weight: 700;
}

.button-primary {
    background: var(--primary);
    color: white;
}

.button-primary:hover {
    background: var(--primary-hover);
}

.button-secondary {
    border-color: var(--border);
    background: white;
}

.full-width {
    width: 100%;
}

.section {
    padding: 80px 0;
}

.section-muted {
    background: var(--bg-muted);
}

.section-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 30px;
    margin-bottom: 32px;
}

.section-heading h2,
.page-header h1 {
    font-size: clamp(34px, 5vw, 50px);
}

.product-grid,
.feature-grid,
.pricing-grid {
    display: grid;
    grid-template-columns:
        repeat(
            auto-fit,
            minmax(250px, 1fr)
        );
    gap: 20px;
}

.card,
.pricing-card,
.license-card {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: white;
    padding: 28px;
}

.card p,
.feature-grid p,
.product-description {
    color: var(--muted);
}

.price-from {
    margin-top: 24px;
}

.page-header {
    padding: 80px 0 40px;
}

.page-header p {
    color: var(--muted);
    font-size: 18px;
}

.pricing-product {
    margin-bottom: 70px;
}

.price {
    margin: 24px 0 8px;
    font-size: 32px;
    font-weight: 800;
}

.billing-period {
    color: var(--muted);
}

.auth-section {
    padding: 80px 20px;
}

.auth-card {
    width: min(440px, 100%);
    margin: 0 auto;
    padding: 34px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.auth-card h1 {
    font-size: 36px;
}

.auth-card > p {
    color: var(--muted);
}

.auth-card label {
    display: block;
    margin: 20px 0 8px;
    font-weight: 600;
}

.auth-card input[type="text"],
.auth-card input[type="email"],
.auth-card input[type="password"] {
    width: 100%;
    margin-top: 7px;
    padding: 12px 13px;
    border: 1px solid var(--border);
    border-radius: 9px;
    font: inherit;
}

.checkbox {
    display: flex !important;
    align-items: center;
    gap: 8px;
}

.form-error {
    color: #b91c1c;
    font-size: 14px;
}

.auth-footer {
    margin-top: 24px;
}

.license-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    margin-bottom: 16px;
}

.license-card h3 {
    margin-top: 0;
}

.license-card p {
    color: var(--muted);
}

.license-meta {
    display: flex;
    flex-direction: column;
    gap: 6px;
    white-space: nowrap;
}

.empty-state {
    padding: 30px;
    border: 1px dashed var(--border);
    border-radius: var(--radius);
    color: var(--muted);
}

.site-footer {
    margin-top: 60px;
    border-top: 1px solid var(--border);
    padding: 30px 0;
    color: var(--muted);
}

@media (max-width: 700px) {
    .nav {
        align-items: flex-start;
        flex-direction: column;
        padding: 18px 0;
    }

    .nav-links {
        width: 100%;
        flex-wrap: wrap;
    }

    .hero {
        padding: 70px 0;
    }

    .license-card,
    .section-heading {
        align-items: flex-start;
        flex-direction: column;
    }

    .license-meta {
        white-space: normal;
    }
}

.auth-card textarea,
.auth-card select,
.auth-card input[type="number"] {
    width: 100%;
    margin-top: 7px;
    padding: 12px 13px;
    border: 1px solid var(--border);
    border-radius: 9px;
    background: white;
    font: inherit;
}

.auth-card hr {
    margin: 32px 0;
    border: 0;
    border-top: 1px solid var(--border);
}