:root{--green:#0f766e;--navy:#17365d;--line:#dbe4ec;--muted:#5b6b7b}*{box-sizing:border-box}
body{margin:0;background:#f3f7f6;color:#173044;font-family:Arial,"Helvetica Neue",sans-serif;line-height:1.6}
.pk-wrap{max-width:1050px;margin:auto;padding:24px 18px 50px}.pk-wrap nav{margin-bottom:16px}.pk-wrap a{color:var(--green)}
.pk-hero{background:linear-gradient(125deg,#0f766e,#17365d);color:white;padding:34px;border-radius:22px;box-shadow:0 15px 40px #17365d25}
.pk-kicker{font-size:.75rem;letter-spacing:.12em;font-weight:700}.pk-hero h1{margin:.3rem 0}.pk-hero p{max-width:680px}
#pk-form{display:flex;gap:10px;margin-top:24px}#pk-question{flex:1;min-width:0;padding:15px;border:0;border-radius:12px;font-size:1rem}
#pk-form button,.pk-topic{border:0;border-radius:12px;padding:12px 18px;font-weight:700;cursor:pointer}#pk-form button{background:#f5c451;color:#173044}
.pk-answer{background:white;border:1px solid var(--line);border-left:5px solid var(--green);border-radius:14px;padding:20px;margin:20px 0}
.pk-loading{display:flex;align-items:center;gap:12px;padding:6px 2px;color:#0f8a4b;font-weight:800;font-size:1.08rem;letter-spacing:.01em}
.pk-loading-text{display:inline-block}
.pk-loading-spinner{width:22px;height:22px;border:3px solid #cfe9db;border-top-color:#12a150;border-right-color:#12a150;border-radius:50%;animation:pk-spin .9s linear infinite;flex:0 0 auto}
.pk-loading-dots{display:inline-flex;gap:4px;align-items:center}
.pk-loading-dots i{width:7px;height:7px;border-radius:50%;background:#12a150;display:inline-block;animation:pk-bounce 1s infinite ease-in-out}
.pk-loading-dots i:nth-child(2){animation-delay:.15s}
.pk-loading-dots i:nth-child(3){animation-delay:.3s}
@keyframes pk-spin{to{transform:rotate(360deg)}}
@keyframes pk-bounce{0%,80%,100%{transform:translateY(0);opacity:.45}40%{transform:translateY(-4px);opacity:1}}
.pk-result-heading{display:flex;align-items:center;gap:10px;margin-bottom:15px}.pk-result-heading h2{margin:0;font-size:1.35rem}.pk-result-icon{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:#e6f5f1;color:var(--green);font-weight:800}
.pk-answer-content p{margin:.35rem 0}.pk-answer-content h3{margin:18px 0 10px;color:var(--navy);font-size:1.05rem}.pk-answer-content h3:first-child{margin-top:0}.pk-answer-list{display:grid;gap:10px;list-style:none;margin:0;padding:0}.pk-answer-list li{position:relative;margin:0;padding:13px 15px 13px 40px;border:1px solid #e2ebe9;border-radius:10px;background:#f8fbfa;line-height:1.55}.pk-answer-list li:before{content:"";position:absolute;left:17px;top:21px;width:8px;height:8px;border-radius:50%;background:var(--green)}.pk-answer-list strong{color:var(--navy)}.pk-table-wrap{overflow-x:auto;margin:10px 0 16px;border:1px solid var(--line);border-radius:12px}.pk-answer-table{width:100%;border-collapse:collapse;background:#fff}.pk-answer-table th,.pk-answer-table td{padding:11px 13px;border-bottom:1px solid #e6efed;text-align:left;vertical-align:top}.pk-answer-table th{background:#f0f8f6;color:var(--navy);font-weight:800}.pk-answer-table tr:last-child td{border-bottom:0}.pk-answer-table strong{color:var(--navy)}
.pk-sources{font-size:.88rem;color:var(--muted);margin-top:20px;padding-top:15px;border-top:1px solid var(--line)}.pk-sources summary{cursor:pointer;color:var(--navy);font-weight:700}.pk-sources summary span{display:inline-block;min-width:22px;margin-left:5px;padding:1px 7px;border-radius:999px;background:#e8f2f0;color:var(--green);text-align:center}.pk-sources ul{display:grid;gap:7px;margin:12px 0 0;padding-left:22px}.pk-sources li b{display:block;color:#40566b}.pk-sources li span{display:block;color:var(--muted)}
.pk-feedback{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-top:18px;padding-top:14px;border-top:1px solid var(--line)}.pk-feedback span{margin-right:4px}.pk-feedback button{border:1px solid #cbdad7;border-radius:8px;background:white;color:var(--navy);padding:6px 14px;cursor:pointer}.pk-feedback button:hover{background:#eaf5f2;border-color:var(--green)}
.pk-topics,.pk-docs{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.pk-topic{background:white;border:1px solid var(--line);color:var(--navy)}.pk-topics{grid-auto-flow:column;grid-auto-columns:max-content;overflow-x:auto;scrollbar-width:thin;-webkit-overflow-scrolling:touch;padding-bottom:4px}.pk-topic{white-space:nowrap}.pk-docs-section{margin-top:24px}.pk-docs-toggle{border:1px solid var(--line);border-radius:14px;background:white;overflow:hidden}.pk-docs-toggle summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 18px;cursor:pointer}.pk-docs-toggle summary::-webkit-details-marker{display:none}.pk-docs-toggle h2{margin:0;font-size:1.1rem}.pk-collapse-indicator{transition:transform .2s ease;color:var(--green);font-size:1.2rem;line-height:1}.pk-docs-toggle[open] .pk-collapse-indicator{transform:rotate(180deg)}.pk-docs-toggle .pk-docs{padding:0 18px 18px}.pk-docs-toggle:not([open]) .pk-docs{display:none}.pk-doc{border:1px solid var(--line);border-radius:14px;background:#fff;overflow:hidden}.pk-doc summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 16px;cursor:pointer}.pk-doc summary::-webkit-details-marker{display:none}.pk-doc summary strong{color:var(--navy);font-size:1rem}.pk-doc-arrow{transition:transform .2s ease;color:var(--green);font-size:1.15rem;line-height:1}.pk-doc[open] .pk-doc-arrow{transform:rotate(180deg)}.pk-doc-body{padding:0 16px 16px}.pk-doc-body span,.pk-meta{font-size:.85rem;color:var(--muted)}
.pk-effective{color:#087f5b!important;font-weight:700;margin-top:7px}
.pk-article{background:white}.pk-article section{border-top:1px solid var(--line);padding:12px 0}.pk-content{white-space:normal}footer{margin-top:30px;color:var(--muted)}
@media(max-width:700px){.pk-hero{padding:24px 18px}#pk-form{flex-direction:column}.pk-topics{grid-template-columns:repeat(2,minmax(0,1fr));grid-auto-flow:row;overflow:visible;padding-bottom:0}.pk-topic{white-space:normal;text-align:center;line-height:1.25;padding:11px 12px}.pk-docs{grid-template-columns:1fr}.pk-docs-toggle summary{padding:14px 15px}.pk-docs-toggle .pk-docs{padding:0 15px 15px}.pk-doc summary{padding:14px 14px}.pk-doc-body{padding:0 14px 14px}.pk-wrap{padding:14px 12px 35px}.pk-answer{padding:16px 13px}.pk-answer-list li{padding:12px 12px 12px 35px}.pk-answer-list li:before{left:14px;top:20px}}