:root{--bg:#fff;--fg:#0b1220;--muted:#0b1220b8;--muted2:#0b12208f;--card:#ffffffd9;--stroke:#0b12201f;--shadow:0 20px 50px #0b12201f;--brand:#10b981;--brand2:#22c55e;--brandInk:#064e3b;--accent:#2563eb;--orange:#f97316;--orange2:#fb923c;--orangeInk:#9a3412;--radius-lg:18px;--radius-md:14px;--radius-sm:10px;--container:1120px;--gutter:24px;--font:"Noto Sans KR", ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Apple SD Gothic Neo", "Malgun Gothic", Arial, sans-serif;--mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--h1:clamp(40px, 5vw, 64px);--h2:clamp(26px, 2.8vw, 40px);--h3:20px;--p:16px;--p2:14px;--ease-out:cubic-bezier(.16, 1, .3, 1)}@media (prefers-reduced-motion:reduce){:root{--ease-out:linear}}.help-main{background:radial-gradient(900px 480px at 10% 0%, #10b98114, transparent 55%), radial-gradient(700px 400px at 90% 10%, #2563eb0f, transparent 55%), var(--bg);padding:clamp(32px,5vw,56px) 0 clamp(48px,6vw,72px)}.help-container{max-width:880px}.help-head{text-align:center;margin-bottom:32px}.help-kicker{letter-spacing:.08em;text-transform:uppercase;color:var(--brand);margin:0 0 8px;font-size:13px;font-weight:700}.help-title{letter-spacing:-.04em;margin:0;font-size:clamp(28px,4vw,40px);font-weight:900}.help-lead{color:var(--muted);font-size:var(--p2);margin:12px 0 0}.help-tabs{border-bottom:1px solid var(--stroke);flex-wrap:wrap;justify-content:center;gap:4px;margin-bottom:28px;padding-bottom:4px;display:flex}.help-tab{color:var(--muted);font:inherit;cursor:pointer;transition:color .18s var(--ease-out), border-color .18s var(--ease-out);background:0 0;border:none;border-bottom:2px solid #0000;padding:10px 14px;font-size:14px;font-weight:600}.help-tab:hover{color:var(--fg)}.help-tab.is-active{color:var(--brand);border-bottom-color:var(--brand)}.help-panel-doc{background:var(--card);border:1px solid var(--stroke);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:24px}.help-panel-contact{text-align:center;background:var(--card);border:1px solid var(--stroke);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:32px 24px}.help-contact-title{margin:0 0 12px;font-size:22px;font-weight:800}.help-contact-desc{color:var(--muted);font-size:var(--p2);margin:0;line-height:1.6}.help-contact-email{margin:20px 0 0;font-size:18px;font-weight:700}.help-contact-email a{color:var(--accent);text-decoration:none}.help-contact-email a:hover{text-decoration:underline}.help-empty,.help-loading,.help-error{text-align:center;color:var(--muted);font-size:var(--p2);padding:32px 16px}.help-error{color:#dc2626}.help-doc-title{margin:0 0 16px;font-size:22px;font-weight:800}.help-tags{flex-wrap:wrap;gap:8px;margin-bottom:20px;display:flex}.help-tag{border:1px solid var(--stroke);color:var(--muted);font:inherit;cursor:pointer;transition:background .18s var(--ease-out), color .18s var(--ease-out), border-color .18s var(--ease-out);background:#0b12200a;border-radius:999px;padding:8px 14px;font-size:13px;font-weight:600}.help-tag.is-active{background:var(--brand);border-color:var(--brand);color:#fff}.help-filter-tabs{border-bottom:1px solid var(--stroke);flex-wrap:wrap;gap:4px;margin-bottom:16px;padding-bottom:8px;display:flex}.help-filter-tab{color:var(--muted);font:inherit;cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;padding:8px 14px;font-size:13px;font-weight:600}.help-filter-tab.is-active{color:var(--accent);border-bottom-color:var(--accent)}.help-faq-group{margin-bottom:28px}.help-faq-group-title{color:var(--brandInk);margin:0 0 12px;font-size:16px;font-weight:800}.help-accordion-list{flex-direction:column;gap:10px;display:flex}.help-accordion{border:1px solid var(--stroke);border-radius:var(--radius-md);background:var(--card);box-shadow:0 4px 16px #0b12200a}.help-accordion summary{cursor:pointer;justify-content:space-between;align-items:center;gap:12px;padding:14px 16px;list-style:none;display:flex}.help-accordion summary::-webkit-details-marker{display:none}.help-accordion-title{flex:1;min-width:0;font-size:14px;font-weight:700;line-height:1.45}.help-accordion-meta{color:var(--muted2);margin-top:4px;font-size:12px;font-weight:500;display:block}.help-accordion-icon{width:20px;height:20px;color:var(--muted2);transition:transform .2s var(--ease-out);flex-shrink:0}.help-accordion[open] .help-accordion-icon{transform:rotate(180deg)}.help-accordion-body{border-top:1px solid var(--stroke);color:var(--muted);padding:0 16px 16px;font-size:14px;line-height:1.65}.help-accordion-body.prose h1,.help-accordion-body.prose h2,.help-accordion-body.prose h3{color:var(--fg);margin:1em 0 .5em;font-size:1em;font-weight:700}.help-accordion-body.prose p{margin:.5em 0}.help-accordion-body.prose ul,.help-accordion-body.prose ol{margin:.5em 0;padding-left:1.25em}.help-notice-row{align-items:flex-start;gap:12px;min-width:0;display:flex}.help-notice-icon{flex-shrink:0;width:20px;height:20px;margin-top:2px}.help-notice-icon.is-notice{color:var(--accent)}.help-notice-icon.is-event{color:#ef4444}@media (width<=640px){.help-tabs{-webkit-overflow-scrolling:touch;flex-wrap:nowrap;justify-content:flex-start;overflow-x:auto}.help-tab{flex-shrink:0;padding:8px 12px;font-size:13px}}