html, body {
    min-height: 100%;
}

body {
    margin: 0;
    font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: #f5f7fb;
    color: #18212f;
}

.page-shell {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.topbar {
    height: 56px;
    background: #0f172a;
    color: #fff;
    display: flex;
    align-items: center;
    padding: 0 24px;
    font-weight: 600;
    letter-spacing: 0;
}

.topbar .brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.brand-mark {
    width: 12px;
    height: 12px;
    border-radius: 999px;
    background: #60a5fa;
    display: inline-block;
}

.content-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px 16px;
}

.panel {
    width: 100%;
    max-width: 600px;
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
    overflow: hidden;
}

.panel-head {
    padding: 20px 24px;
    border-bottom: 1px solid #e5e7eb;
    background: #fafafa;
}

.panel-title {
    margin: 0;
    font-size: 20px;
    line-height: 1.25;
    font-weight: 700;
}

.panel-subtitle {
    margin: 8px 0 0;
    color: #64748b;
    font-size: 14px;
}

.panel-body {
    padding: 24px;
}

.muted {
    color: #64748b;
}

.license-btn {
    min-width: 140px;
}

.form-control, .form-select {
    border-radius: 10px;
    border-color: #d9e1ec;
}

.form-control:focus {
    border-color: #60a5fa;
    box-shadow: 0 0 0 0.2rem rgba(96, 165, 250, 0.18);
}

.status-box {
    margin-top: 16px;
    min-height: 48px;
}

.section-label {
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0;
    color: #334155;
    margin-bottom: 8px;
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.summary-item {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    padding: 12px 14px;
}

.summary-item .label {
    display: block;
    font-size: 12px;
    color: #64748b;
    margin-bottom: 4px;
}

.summary-item .value {
    font-size: 14px;
    font-weight: 600;
    word-break: break-word;
}

.footer-note {
    padding: 0 24px 18px;
    color: #94a3b8;
    font-size: 12px;
}

@media (max-width: 768px) {
    .panel-body,
    .panel-head {
        padding-left: 16px;
        padding-right: 16px;
    }

    .summary-grid {
        grid-template-columns: 1fr;
    }
}