.hb-shell{min-height:100vh;color:var(--chalk);background:radial-gradient(circle at 6% 0, #439cfb24, transparent 30%), radial-gradient(circle at 94% 10%, #f187fb1c, transparent 26%), var(--ink)}.hb-main{padding:calc(var(--header-height) + 28px) var(--page-pad) 80px}.hb-hero{max-width:1040px;margin:0 auto 44px}.hb-kicker{color:#f2f0f785;font-family:var(--font-mono);letter-spacing:.18em;text-transform:uppercase;align-items:center;gap:12px;margin:0 0 14px;font-size:11px;font-weight:700;display:flex}.hb-kicker:before{content:"";background:var(--warm-spectrum);border-radius:99px;width:28px;height:3px}.hb-hero h1{font-family:var(--font-serif);letter-spacing:-.04em;margin:0 0 14px;font-size:clamp(52px,8vw,88px);font-weight:500;line-height:.9}.hb-lead{color:#f2f0f7b3;max-width:38em;margin:0 0 26px;font-size:clamp(17px,2vw,20px);line-height:1.5}.hb-books{flex-wrap:wrap;gap:10px;margin-bottom:22px;display:flex}.hb-book{color:#f2f0f7c7;background:#15151f99;border:1px solid #f2f0f724;border-radius:16px;gap:2px;padding:12px 18px;text-decoration:none;transition:border-color .2s,background .2s;display:grid}.hb-book:hover{border-color:#f2f0f752}.hb-book.is-active{color:var(--ink);background:var(--paper);border-color:var(--paper)}.hb-book strong{letter-spacing:-.02em;font-size:15px}.hb-book small{font-family:var(--font-mono);letter-spacing:.1em;text-transform:uppercase;opacity:.7;font-size:10px}.hb-search{background:#15151fd1;border:1px solid #f2f0f729;border-radius:14px;align-items:center;gap:10px;max-width:640px;padding:0 14px;display:flex;position:relative}.hb-search:focus-within{border-color:var(--violet);box-shadow:0 0 0 4px #9a92fb2e}.hb-search-icon{color:#f2f0f780;display:grid}.hb-search input{min-width:0;color:var(--chalk);font:inherit;background:0 0;border:0;outline:none;flex:1;padding:14px 0;font-size:15px}.hb-search input::placeholder{color:#f2f0f76b}.hb-search input::-webkit-search-cancel-button{display:none}.hb-search-clear{width:28px;height:28px;color:var(--chalk);cursor:pointer;background:#f2f0f71a;border:0;border-radius:8px;font-size:18px;line-height:1}.hb-results{background:#15151ff0;border:1px solid #f2f0f71f;border-radius:16px;max-width:640px;margin-top:10px;padding:8px;box-shadow:0 24px 60px #00000059}.hb-results ol{gap:2px;margin:0;padding:0;list-style:none;display:grid}.hb-results a{color:inherit;border-radius:10px;gap:2px;padding:10px 12px;text-decoration:none;display:grid}.hb-results a:hover{background:#f2f0f712}.hb-results small{color:#f2f0f780;font-family:var(--font-mono);letter-spacing:.12em;text-transform:uppercase;font-size:10px}.hb-results strong{font-size:15px}.hb-results span{color:#f2f0f79e;font-size:13px;line-height:1.4}.hb-results-empty{color:#f2f0f79e;margin:0;padding:12px;font-size:14px}.hb-layout{grid-template-columns:236px minmax(0,780px);justify-content:center;align-items:start;gap:36px;display:grid}.hb-nav{scrollbar-width:thin;background:#15151fb8;border:1px solid #f2f0f71a;border-radius:18px;max-height:calc(100vh - 116px);padding:14px 12px 16px;position:sticky;top:98px;overflow:auto}.hb-nav-toggle{display:none}.hb-nav-sections,.hb-nav-sections ol{margin:0;padding:0;list-style:none}.hb-nav-sections{gap:4px;display:grid}.hb-nav-sections>li>a{color:inherit;border-radius:10px;grid-template-columns:22px minmax(0,1fr);align-items:center;gap:8px;padding:8px;text-decoration:none;display:grid}.hb-nav-sections>li>a:hover{background:#f2f0f70f}.hb-nav-sections>li>a i{font-family:var(--font-mono);color:var(--violet);font-size:10px;font-style:normal;font-weight:700}.hb-nav-sections>li>a strong{letter-spacing:-.01em;font-size:13.5px}.hb-nav-sections ol{border-left:1px solid #f2f0f71a;gap:1px;margin:0 0 6px 30px;display:grid}.hb-nav-sections ol a{color:#f2f0f799;border-radius:0 8px 8px 0;padding:4px 10px;font-size:12.5px;text-decoration:none;display:block}.hb-nav-sections ol a:hover{color:var(--chalk);background:#f2f0f70d}.hb-stack{gap:28px;display:grid}.hb-section{scroll-margin-top:calc(var(--header-height) + 20px);color:var(--ink);background:var(--paper);border-radius:26px 18px 24px 20px;overflow:hidden;box-shadow:10px 14px #9a92fb29,0 30px 70px #00000047}.hb-section-head{background:radial-gradient(circle at 100% 0, #f187fb2e, transparent 36%), var(--paper);border-bottom:1px dashed #0b0b1229;grid-template-columns:auto minmax(0,1fr);align-items:start;gap:18px;padding:26px 28px 22px;display:grid}.hb-section-num{width:54px;height:54px;color:var(--paper);background:var(--ink);font-family:var(--font-mono);border-radius:16px 8px 14px 10px;place-items:center;font-size:13px;font-weight:700;display:grid;transform:rotate(-4deg)}.hb-section-head p{color:#0b0b127a;font-family:var(--font-mono);letter-spacing:.14em;text-transform:uppercase;margin:0 0 4px;font-size:10px;font-weight:700}.hb-section-head h2{font-family:var(--font-serif);letter-spacing:-.035em;margin:0 0 8px;font-size:clamp(32px,4.6vw,46px);font-weight:500;line-height:.95}.hb-section-head .hb-section-lead{color:#0b0b12b8;max-width:40em;font-family:var(--font-sans);letter-spacing:0;text-transform:none;margin:0;font-size:15.5px;font-weight:400;line-height:1.55}.hb-topic{scroll-margin-top:calc(var(--header-height) + 20px);padding:24px 28px 8px}.hb-topic+.hb-topic{border-top:1px solid #0b0b1214}.hb-topic h3{letter-spacing:-.025em;margin:0 0 8px;font-size:23px;line-height:1.2}.hb-topic-lead{color:#0b0b12a8;margin:0 0 14px;font-size:16px;line-height:1.55}.hb-topic p{margin:0 0 14px;font-size:16px;line-height:1.62}.hb-ui{color:#4a3d9b;font-style:normal;font-weight:700}.hb-keys{vertical-align:baseline;gap:3px;display:inline-flex}.hb-keys kbd{font-family:var(--font-mono);color:var(--ink);background:#fff;border:1px solid #0b0b1238;border-bottom-width:2px;border-radius:6px;padding:1px 7px 2px;font-size:12px;font-weight:700}.hb-figure{margin:4px 0 18px}.hb-figure img{background:#111;border:1px solid #0b0b121f;border-radius:14px;width:100%;height:auto;display:block}.hb-figure--phone{justify-items:center;display:grid}.hb-figure--phone img{border:6px solid #121216;border-radius:26px;width:min(100%,330px);box-shadow:0 18px 44px #0b0b1238}.hb-figure figcaption{color:#0b0b1294;text-align:center;margin-top:8px;font-size:13px;line-height:1.45}.hb-steps,.hb-list{margin:0 0 16px;padding:0 0 0 1.35em;font-size:16px;line-height:1.55}.hb-steps li,.hb-list li{margin-bottom:6px}.hb-steps li::marker{font-family:var(--font-mono);color:#4a3d9b;font-weight:700}.hb-table-wrap{border:1px solid #0b0b121f;border-radius:12px;margin:0 0 18px;overflow-x:auto}.hb-table{border-collapse:collapse;width:100%;font-size:14.5px;line-height:1.45}.hb-table th,.hb-table td{text-align:left;vertical-align:top;border-bottom:1px solid #0b0b1214;padding:9px 12px}.hb-table th{font-family:var(--font-mono);letter-spacing:.1em;text-transform:uppercase;color:#0b0b1294;background:#0b0b120a;font-size:10.5px;font-weight:700}.hb-table tr:last-child td{border-bottom:0}.hb-table td:first-child{white-space:nowrap;font-weight:700}.hb-tip{background:#9a92fb24;border-left:4px solid #4a3d9b;border-radius:6px 12px 12px 6px;margin:0 0 18px;padding:12px 16px 12px 14px}.hb-tip--note{border-left-color:var(--orange);background:#f4762d1f}.hb-tip--pro{border-left-color:var(--magenta);background:linear-gradient(120deg,#f90c711f,#f4762d1a)}.hb-tip-label{font-family:var(--font-mono);letter-spacing:.14em;text-transform:uppercase;color:#0b0b1299;margin-bottom:2px;font-size:10px;font-weight:700;display:block}.hb-tip p{margin:0;font-size:15px;line-height:1.55}.hb-section-foot{border-top:1px dashed #0b0b1229;padding:18px 28px 22px}.hb-section-foot a{color:inherit;gap:2px;text-decoration:none;display:inline-grid}.hb-section-foot small{font-family:var(--font-mono);letter-spacing:.12em;text-transform:uppercase;color:#0b0b1280;font-size:10px}.hb-section-foot strong{letter-spacing:-.02em;font-size:17px}.hb-section-foot a:hover strong{color:#4a3d9b}.hb-help{border:1px dashed #f2f0f738;border-radius:20px;padding:26px 28px}.hb-help h2{font-family:var(--font-serif);letter-spacing:-.03em;margin:0 0 8px;font-size:30px;font-weight:500}.hb-help p{color:#f2f0f7b3;max-width:42em;margin:0 0 16px;line-height:1.55}.hb-help-actions{flex-wrap:wrap;gap:10px;display:flex}.hb-help-actions a{color:var(--ink);background:var(--paper);border-radius:12px;padding:10px 16px;font-size:14px;font-weight:700;text-decoration:none}.hb-help-actions a+a{color:var(--chalk);background:#f2f0f71a}.hb-footer{padding:22px var(--page-pad) 36px;color:#f2f0f77a;flex-wrap:wrap;gap:16px 22px;font-size:13px;display:flex}.hb-footer a{color:#f2f0f7c7}.hb-shell .desktop-nav a[aria-current=page]{color:var(--chalk)}.hb-shell .desktop-nav a[aria-current=page]:after{transform-origin:0;transform:scaleX(1)}@media (width<=960px){.hb-layout{grid-template-columns:minmax(0,1fr);gap:18px}.hb-nav{max-height:none;padding:0;position:static;overflow:visible}.hb-nav-toggle{width:100%;color:var(--chalk);font:inherit;cursor:pointer;background:0 0;border:0;justify-content:space-between;align-items:center;padding:12px 16px;font-size:15px;font-weight:700;display:flex}.hb-nav-toggle span{font-size:20px;line-height:1}.hb-nav-sections{padding:4px 8px 12px;display:none}.hb-nav--open .hb-nav-sections{display:grid}.hb-nav-sections ol{display:none}.hb-nav-sections>li>a strong{font-size:15px}}@media (width<=640px){.hb-main{padding-top:calc(var(--header-height) + 18px)}.hb-hero h1{font-size:clamp(44px,16vw,64px)}.hb-section{border-radius:22px;box-shadow:6px 8px #9a92fb29}.hb-section-head,.hb-topic,.hb-section-foot{padding-left:16px;padding-right:16px}.hb-section-head{grid-template-columns:minmax(0,1fr)}.hb-section-num{display:none}.hb-table td:first-child{white-space:normal}}@media (prefers-reduced-motion:reduce){.hb-section{box-shadow:none}}