.hn-hero{border-top:4px solid #0d9488}
.hn-hero .eyebrow{display:inline-block;margin-bottom:6px;color:#0f766e;font-size:12px;font-weight:800}
.hn-hero .legal-note{margin-top:11px;padding:9px 11px;border-radius:10px;background:#f0fdfa;color:#0f766e;font-size:12px}
.hn-hero .legal-note a{color:#0d9488;font-weight:700}
.hn-card{padding:20px}
.mode-tabs{display:flex;gap:8px;align-items:center}
.mode-button{width:auto;padding:9px 13px;border:1px solid #e2e8f0;background:#fff;color:#475569}
.mode-button.active{border-color:#0d9488;background:#0d9488;color:#fff}
.swap-button{width:40px;padding:9px;background:#f8fafc;color:#475569}
.mode-guide{margin:9px 0;color:#64748b;font-size:12px}

.context-row{margin-bottom:12px}
.context-row label{font-size:12px;font-weight:800;color:#334155;margin-bottom:5px}
.context-row select{
    width:100%;padding:9px 10px;border-radius:10px;border:1px solid #cbd5e1;
    font-size:14px;background:#fff;color:#111827
}
.context-hint{margin-top:5px;font-size:11.5px;color:#94a3b8}

.sample-row{display:flex;align-items:center;gap:7px;overflow-x:auto;margin-bottom:14px}
.sample-row span{font-size:12px;font-weight:800}
.sample-row button{width:auto;flex:0 0 auto;padding:6px 9px;border:1px solid #ccfbf1;background:#f0fdfa;color:#0f766e;font-size:12px}

.hn-card input[type="text"],
.hn-card textarea{
    width:100%;margin-top:5px;padding:12px;border:1px solid #cbd5e1;border-radius:12px;
    resize:vertical;font-size:16px;line-height:1.6
}
.hn-card textarea:focus,
.hn-card input:focus{outline:0;border-color:#0d9488;box-shadow:0 0 0 3px rgba(13,148,136,.12)}

.action-row{display:flex;gap:8px;margin-top:10px}
.action-row button{flex:1}
.action-row .clear-button{max-width:100px;border:1px solid #e2e8f0;background:#f8fafc;color:#475569}

.error-message{min-height:20px;margin-top:7px;color:#dc2626;font-size:12px}

.result-box{padding:16px;border:1px solid #99f6e4;border-radius:14px;background:#f0fdfa}
.result-heading{display:flex;justify-content:space-between;align-items:center;gap:10px}
.result-heading small{display:block;color:#0f766e}
.result-heading strong{font-size:18px}
.result-heading button{width:auto;padding:8px 11px;background:#0d9488;font-size:12px}

.output-list{display:grid;gap:7px;margin-top:12px}
.output-list>div{display:grid;grid-template-columns:120px 1fr;overflow:hidden;border:1px solid #e2e8f0;border-radius:10px;background:#fff}
.output-list span{padding:10px;background:#f8fafc;color:#475569;font-size:12px;font-weight:800}
.output-list code{padding:10px;white-space:normal;word-break:keep-all}
.output-list .primary-output{border-color:#5eead4}

.faq-section{max-width:800px;margin:28px auto 0;padding:0 10px}
.faq-item{padding:5px 0;border-bottom:1px solid #e2e8f0}
.faq-question{position:relative;background:#f8fafc;color:#111827;text-align:left;padding:10px 12px 10px 30px;font-size:14px}
.faq-question:before{content:"▶";position:absolute;left:10px;color:#64748b;font-size:10px}
.faq-item.active .faq-question:before{content:"▼"}
.faq-answer{display:none;padding:8px 4px 12px;color:#475569;font-size:13px}
.faq-item.active .faq-answer{display:block}

@media(max-width:600px){
    .hn-card{padding:15px 12px}
    .mode-tabs{align-items:stretch}
    .mode-button{flex:1}
    .output-list>div{grid-template-columns:1fr}
    .result-heading{align-items:flex-start;flex-direction:column}
    .result-heading button{width:100%}
}