:root{--hc-brand: #7559ff;--hc-brand-dark: #2d1b69;--hc-brand-pale: #f3efff;--hc-ink: #1c2333;--hc-text: #3a4254;--hc-text-soft: #6b7280;--hc-muted: #9aa1ad;--hc-line: #ececf3;--hc-bg: #ffffff;--hc-bg-soft: #fafaff;--hc-radius: 18px;--hc-radius-sm: 12px;--hc-maxw: 1240px;--hc-readw: 1040px;--hc-shadow-sm: 0 1px 2px rgba(28, 35, 51, .04), 0 1px 3px rgba(28, 35, 51, .06);--hc-shadow-md: 0 4px 14px rgba(28, 35, 51, .06), 0 2px 6px rgba(28, 35, 51, .04);--hc-shadow-lg: 0 18px 50px rgba(117, 89, 255, .14);--hc-font: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif}.hc-root,.hc-root *{box-sizing:border-box}.hc-root{font-family:var(--hc-font);color:var(--hc-text);background:var(--hc-bg);line-height:1.65;-webkit-font-smoothing:antialiased;min-height:100vh}.hc-root a{color:var(--hc-brand);text-decoration:none}.hc-root a:hover{color:var(--hc-brand-dark)}.hc-root h1,.hc-root h2,.hc-root h3{color:var(--hc-ink);letter-spacing:-.02em}.hc-header{position:sticky;top:0;z-index:5;background:#ffffffd9;-webkit-backdrop-filter:saturate(180%) blur(12px);backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--hc-line)}.hc-header-inner{max-width:var(--hc-maxw);margin:0 auto;padding:14px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px}.hc-brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:16px;color:var(--hc-ink);background:none;border:none;cursor:pointer;padding:0;font-family:inherit}.hc-brand img{height:30px;width:auto;display:block}.hc-brand-sub{color:var(--hc-muted);font-weight:600;font-size:14px}.hc-nav{display:flex;align-items:center;gap:12px}.hc-main{max-width:var(--hc-maxw);margin:0 auto;padding:0 24px 80px}.hc-hero{text-align:center;padding:64px 16px 40px}.hc-hero .eyebrow{font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--hc-muted);margin-bottom:12px}.hc-hero h1{font-weight:800;font-size:clamp(28px,4.5vw,40px);margin:0 0 24px;line-height:1.15}.hc-search{max-width:580px;margin:0 auto;position:relative}.hc-search input{width:100%;font-size:15px;padding:14px 18px 14px 44px;border-radius:999px;border:1px solid var(--hc-line);box-shadow:0 8px 30px #1c233314;background:#fff;color:var(--hc-ink);font-family:inherit}.hc-search input:focus{outline:none;box-shadow:0 10px 34px #7559ff2e,0 0 0 2px var(--hc-brand)}.hc-search .hc-search-ic{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--hc-muted);pointer-events:none}.hc-search-results{margin-top:10px;background:#fff;border:1px solid var(--hc-line);border-radius:14px;box-shadow:var(--hc-shadow-md);overflow:hidden;text-align:left}.hc-search-results .hc-sr-item{display:block;padding:12px 16px;border-bottom:1px solid var(--hc-line);cursor:pointer;background:none;border-left:none;border-right:none;border-top:none;width:100%;text-align:left;font-family:inherit}.hc-search-results .hc-sr-item:last-child{border-bottom:none}.hc-search-results .hc-sr-item:hover{background:var(--hc-bg-soft)}.hc-search-results .hc-sr-cat{font-size:11px;color:var(--hc-muted);text-transform:uppercase;letter-spacing:.04em;margin-bottom:3px}.hc-search-results .hc-sr-title{color:var(--hc-ink);font-weight:600;font-size:14px}.hc-search-empty{padding:14px 16px;color:var(--hc-muted);font-size:14px}.hc-section{margin-top:32px}.hc-section-title{font-weight:700;font-size:14px;letter-spacing:.04em;text-transform:uppercase;color:var(--hc-muted);margin:0 0 16px}.hc-cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}.hc-cat-card{display:flex;align-items:flex-start;gap:12px;padding:18px;background:#fff;border:1px solid var(--hc-line);border-radius:var(--hc-radius);cursor:pointer;transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease;text-align:left;font-family:inherit}.hc-cat-card:hover{transform:translateY(-2px);border-color:transparent;box-shadow:var(--hc-shadow-lg)}.hc-cat-ic{flex-shrink:0;width:40px;height:40px;border-radius:11px;display:grid;place-items:center;background:#f4f5f8;color:var(--hc-brand)}.hc-cat-ic svg{display:block}.hc-cat-body{display:flex;flex-direction:column;gap:2px}.hc-cat-name{font-weight:700;color:var(--hc-ink);font-size:15px}.hc-cat-count{font-size:13px;color:var(--hc-muted)}.hc-breadcrumb{display:flex;gap:8px;align-items:center;font-size:13px;color:var(--hc-muted);margin:24px 0 16px}.hc-breadcrumb button{background:none;border:none;color:var(--hc-text-soft);cursor:pointer;font-family:inherit;font-size:inherit;padding:0}.hc-breadcrumb button:hover{color:var(--hc-brand)}.hc-breadcrumb span.sep{color:#cfd2da}.hc-page-head{display:flex;align-items:center;gap:14px;margin:4px 0 24px}.hc-page-head .hc-cat-ic{width:48px;height:48px;border-radius:13px}.hc-page-title{font-weight:800;font-size:clamp(24px,3.5vw,32px);margin:0 0 4px}.hc-page-sub{color:var(--hc-text-soft);margin:0;font-size:14px}.hc-article-list{list-style:none;padding:0;margin:0;display:grid;gap:10px}.hc-article-list button{display:flex;align-items:center;gap:12px;justify-content:space-between;padding:16px 18px;background:#fff;border:1px solid var(--hc-line);border-radius:var(--hc-radius-sm);cursor:pointer;width:100%;font-family:inherit;text-align:left;transition:border-color .15s ease,box-shadow .15s ease,transform .15s ease}.hc-article-list button:hover{border-color:transparent;box-shadow:var(--hc-shadow-md);transform:translateY(-1px)}.hc-article-txt{display:flex;flex-direction:column;gap:3px;min-width:0;flex:1}.hc-article-q{font-weight:600;color:var(--hc-ink);font-size:14px}.hc-article-x{font-size:13px;color:var(--hc-text-soft);overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical}.hc-chevron{color:var(--hc-muted);flex-shrink:0}.hc-article-wrap{max-width:var(--hc-readw)}.hc-article h1{font-weight:800;font-size:clamp(26px,3.6vw,34px);margin:0 0 20px;line-height:1.2}.hc-lead{font-size:17px;line-height:1.7;color:var(--hc-text);margin:0 0 28px}.hc-steps{padding-left:0;list-style:none;counter-reset:step;display:grid;gap:16px;margin:28px 0}.hc-steps li{position:relative;padding:2px 0 4px 44px;counter-increment:step;line-height:1.7;color:var(--hc-text)}.hc-steps li:before{content:counter(step);position:absolute;left:0;top:0;width:28px;height:28px;border-radius:999px;background:var(--hc-brand-pale);color:var(--hc-brand-dark);font-weight:700;font-size:13px;display:grid;place-items:center}.hc-warnings{background:transparent;border:none;border-left:3px solid #f0b948;padding:4px 0 4px 18px;margin:28px 0}.hc-warnings p{margin:10px 0;color:var(--hc-text);font-size:14.5px;line-height:1.65}.hc-warnings p:before{content:"";display:inline-block;vertical-align:middle;width:6px;height:6px;border-radius:999px;background:#f0b948;margin-right:10px;transform:translateY(-2px)}.hc-help-cta{max-width:var(--hc-readw);margin:36px 0 0;text-align:center;background:linear-gradient(135deg,var(--hc-brand-pale),#fff 90%);border:1px solid var(--hc-line);border-radius:var(--hc-radius);padding:28px 22px}.hc-help-cta h2{font-weight:800;font-size:19px;margin:0 0 4px}.hc-help-cta p{margin:0 0 16px;color:var(--hc-text-soft);font-size:14px}.hc-root .hc-btn-primary,.hc-root a.hc-btn-primary{display:inline-block;background:var(--hc-brand);color:#fff;border:none;cursor:pointer;font-family:inherit;font-weight:700;font-size:14px;padding:11px 22px;border-radius:999px;box-shadow:0 6px 16px #7559ff47;transition:transform .15s ease,background .15s ease;text-decoration:none}.hc-root .hc-btn-primary:hover,.hc-root a.hc-btn-primary:hover{background:var(--hc-brand-dark);color:#fff;transform:translateY(-1px)}.hc-footer{border-top:1px solid var(--hc-line);background:var(--hc-bg-soft)}.hc-footer-inner{max-width:var(--hc-maxw);margin:0 auto;padding:22px 24px;display:flex;justify-content:space-between;align-items:center;color:var(--hc-muted);font-size:13px;flex-wrap:wrap;gap:8px}@media (max-width: 640px){.hc-header-inner{padding:12px 16px}.hc-brand-sub{display:none}.hc-main{padding:0 16px 80px}.hc-hero{padding:40px 12px 32px}}