.hb-skb-tool,
.hb-skb-tool * {
    box-sizing: border-box;
}

.hb-skb-tool {
    --hb-skb-bg: #f6f8fb;
    --hb-skb-card: #ffffff;
    --hb-skb-main: #165dff;
    --hb-skb-main-dark: #0d3fb3;
    --hb-skb-text: #172033;
    --hb-skb-muted: #667085;
    --hb-skb-border: #dbe3ef;
    --hb-skb-soft: #eef4ff;
    --hb-skb-good: #0f8a5f;
    --hb-skb-warn: #b54708;
    color: var(--hb-skb-text);
    background: var(--hb-skb-bg);
    border: 1px solid var(--hb-skb-border);
    border-radius: 20px;
    padding: 24px;
    margin: 24px 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.75;
}

.hb-skb-hero {
    background: linear-gradient(135deg, #0f2f70, #165dff 58%, #5aa7ff);
    color: #fff;
    border-radius: 18px;
    padding: 28px;
    margin-bottom: 18px;
    box-shadow: 0 18px 45px rgba(22, 93, 255, .18);
}

.hb-skb-hero h2 {
    color: #fff;
    font-size: clamp(24px, 4vw, 36px);
    line-height: 1.35;
    margin: 8px 0 10px;
}

.hb-skb-hero p {
    margin: 0;
}

.hb-skb-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, .18);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, .28);
    border-radius: 999px;
    padding: 4px 12px;
    font-size: 13px;
}

.hb-skb-notice,
.hb-skb-footer-note {
    background: #fff;
    border: 1px solid var(--hb-skb-border);
    border-left: 5px solid var(--hb-skb-main);
    border-radius: 14px;
    padding: 14px 16px;
    margin: 16px 0;
    color: var(--hb-skb-text);
}

.hb-skb-grid {
    display: grid;
    grid-template-columns: minmax(280px, .9fr) minmax(320px, 1.1fr);
    gap: 18px;
    align-items: start;
}

.hb-skb-card {
    background: var(--hb-skb-card);
    border: 1px solid var(--hb-skb-border);
    border-radius: 18px;
    padding: 20px;
    box-shadow: 0 10px 30px rgba(16, 24, 40, .05);
}

.hb-skb-card h3 {
    margin: 0 0 14px;
    font-size: 20px;
}

.hb-skb-label {
    display: block;
    font-weight: 700;
    margin: 0 0 14px;
}

.hb-skb-label span {
    display: inline-block;
    margin-left: 6px;
    color: #fff;
    background: var(--hb-skb-warn);
    border-radius: 999px;
    padding: 1px 8px;
    font-size: 11px;
    line-height: 1.6;
    vertical-align: middle;
}

.hb-skb-label input,
.hb-skb-label textarea,
.hb-skb-label select {
    width: 100%;
    margin-top: 6px;
    border: 1px solid var(--hb-skb-border);
    border-radius: 12px;
    padding: 11px 12px;
    font: inherit;
    font-weight: 500;
    background: #fff;
    color: var(--hb-skb-text);
}

.hb-skb-label textarea {
    resize: vertical;
}

.hb-skb-label input:focus,
.hb-skb-label textarea:focus,
.hb-skb-label select:focus {
    border-color: var(--hb-skb-main);
    outline: 3px solid rgba(22, 93, 255, .14);
}

.hb-skb-two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.hb-skb-actions,
.hb-skb-output-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.hb-skb-button,
.hb-skb-small-button {
    border: none;
    border-radius: 999px;
    cursor: pointer;
    font-weight: 800;
    transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}

.hb-skb-button {
    padding: 12px 18px;
    font-size: 15px;
    background: var(--hb-skb-main);
    color: #fff;
    box-shadow: 0 10px 22px rgba(22, 93, 255, .20);
}

.hb-skb-button:hover,
.hb-skb-small-button:hover {
    transform: translateY(-1px);
}

.hb-skb-secondary {
    background: #e8eef8;
    color: var(--hb-skb-text);
    box-shadow: none;
}

.hb-skb-small-button {
    padding: 8px 12px;
    font-size: 13px;
    background: var(--hb-skb-soft);
    color: var(--hb-skb-main-dark);
}

.hb-skb-output-head {
    display: flex;
    justify-content: space-between;
    gap: 14px;
    align-items: flex-start;
    margin-bottom: 12px;
}

.hb-skb-output-head p {
    margin: 0;
    color: var(--hb-skb-muted);
    font-size: 14px;
}

.hb-skb-output {
    min-height: 420px;
}

.hb-skb-empty {
    border: 1px dashed var(--hb-skb-border);
    color: var(--hb-skb-muted);
    border-radius: 14px;
    padding: 24px;
    text-align: center;
    background: #fbfdff;
}

.hb-skb-result-section {
    border: 1px solid var(--hb-skb-border);
    border-radius: 16px;
    padding: 16px;
    margin-bottom: 14px;
    background: #fff;
}

.hb-skb-result-section h4 {
    margin: 0 0 10px;
    font-size: 18px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.hb-skb-result-section h4::before {
    content: "";
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 999px;
    background: var(--hb-skb-main);
}

.hb-skb-metric-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin: 10px 0;
}

.hb-skb-metric {
    border: 1px solid var(--hb-skb-border);
    border-radius: 14px;
    padding: 12px;
    background: #fbfdff;
}

.hb-skb-metric strong {
    display: block;
    font-size: 21px;
    color: var(--hb-skb-main-dark);
}

.hb-skb-metric span {
    color: var(--hb-skb-muted);
    font-size: 12px;
}

.hb-skb-list {
    margin: 8px 0 0;
    padding-left: 1.25em;
}

.hb-skb-list li {
    margin: 4px 0;
}

.hb-skb-post {
    border: 1px solid var(--hb-skb-border);
    border-radius: 14px;
    padding: 14px;
    margin: 10px 0;
    background: #fbfdff;
    white-space: pre-wrap;
}

.hb-skb-post-head {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    align-items: center;
    margin-bottom: 8px;
}

.hb-skb-post-head strong {
    color: var(--hb-skb-main-dark);
}

.hb-skb-chip {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    background: #e8fff6;
    color: var(--hb-skb-good);
    padding: 2px 9px;
    font-size: 12px;
    font-weight: 800;
}

.hb-skb-pre {
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    background: #101828;
    color: #eef4ff;
    border-radius: 14px;
    padding: 14px;
    font-size: 14px;
}

.hb-skb-toast {
    position: fixed;
    right: 18px;
    bottom: 18px;
    background: #101828;
    color: #fff;
    border-radius: 999px;
    padding: 10px 14px;
    box-shadow: 0 10px 30px rgba(0,0,0,.22);
    z-index: 99999;
    font-size: 14px;
}

@media (max-width: 900px) {
    .hb-skb-grid,
    .hb-skb-two-col,
    .hb-skb-metric-grid {
        grid-template-columns: 1fr;
    }

    .hb-skb-output-head {
        display: block;
    }

    .hb-skb-output-actions {
        margin-top: 10px;
    }
}

.hb-skb-help {
    margin: 0 0 12px;
    color: var(--hb-skb-muted);
    font-size: 14px;
}

.hb-skb-prompt-section {
    border-color: rgba(22, 93, 255, .35);
    background: linear-gradient(180deg, #ffffff, #f7faff);
}

.hb-skb-prompt-box {
    border: 1px solid var(--hb-skb-border);
    border-radius: 14px;
    padding: 12px;
    margin: 12px 0;
    background: #fff;
}

.hb-skb-prompt-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 10px;
}

.hb-skb-prompt-head h5 {
    margin: 0;
    font-size: 15px;
    color: var(--hb-skb-main-dark);
}

.hb-skb-prompt-head .hb-skb-small-button {
    flex: 0 0 auto;
}

@media (max-width: 640px) {
    .hb-skb-prompt-head {
        align-items: flex-start;
        flex-direction: column;
    }
}