:root {
    --navy: #17324d;
    --blue: #2e6f8e;
    --blue-soft: #eaf4f8;
    --green: #177245;
    --green-soft: #e9f7ef;
    --orange: #9a5a00;
    --orange-soft: #fff4df;
    --text: #203142;
    --muted: #687786;
    --border: #dbe4ea;
    --surface: #ffffff;
    --background: #f3f6f8;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    background: var(--background);
    color: var(--text);
    font-family: "Segoe UI", Arial, sans-serif;
}

.setup-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 32px 18px;
}

.setup-card {
    width: min(760px, 100%);
    padding: 38px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 18px;
    box-shadow: 0 18px 50px rgba(23, 50, 77, 0.1);
}

.brand-mark {
    width: 52px;
    height: 52px;
    display: grid;
    place-items: center;
    margin-bottom: 20px;
    border-radius: 14px;
    background: linear-gradient(145deg, var(--blue), var(--navy));
    color: #ffffff;
    font-size: 27px;
    font-weight: 700;
}

.eyebrow {
    margin: 0 0 6px;
    color: var(--blue);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.09em;
    text-transform: uppercase;
}

h1 {
    margin: 0;
    color: var(--navy);
    font-size: clamp(28px, 5vw, 42px);
    line-height: 1.12;
}

.intro {
    margin: 12px 0 26px;
    color: var(--muted);
    font-size: 16px;
}

.status-banner {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 18px;
    padding: 15px 17px;
    border-radius: 10px;
}

.status-success {
    background: var(--green-soft);
    color: var(--green);
}

.status-warning {
    background: var(--orange-soft);
    color: var(--orange);
}

.version-note {
    margin: 0 0 18px;
    padding: 12px 14px;
    border-left: 3px solid var(--blue);
    background: var(--blue-soft);
    color: var(--navy);
    font-size: 14px;
}

.requirements {
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: 12px;
}

.requirement-row {
    display: grid;
    grid-template-columns: 28px minmax(0, 1fr) auto;
    gap: 12px;
    align-items: center;
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
}

.requirement-row:last-child {
    border-bottom: 0;
}

.requirement-icon {
    width: 24px;
    height: 24px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    color: #ffffff;
    font-size: 13px;
    font-weight: 800;
}

.is-ready {
    background: var(--green);
}

.is-missing {
    background: var(--orange);
}

.requirement-label {
    font-weight: 600;
}

.requirement-value {
    color: var(--muted);
    font-size: 14px;
}

footer {
    margin-top: 22px;
    color: var(--muted);
    font-size: 13px;
    text-align: center;
}

@media (max-width: 600px) {
    .setup-card {
        padding: 26px 20px;
    }

    .requirement-row {
        grid-template-columns: 28px minmax(0, 1fr);
    }

    .requirement-value {
        grid-column: 2;
    }
}