:root{--cha-navy:#1b2a4a;--cha-cream:#f8f7f4;--cha-sage:#7fb5a0;--cha-amber:#f4a535;--cha-red:#e07a7a;--cha-purple:#9b8ec4;--cha-purple-d:#7c6fab;--cha-t2:#56688a;--cha-t3:#5f6e92;--cha-border:#e8eaf0}.cha-shell{background:var(--cha-cream);min-height:100vh;color:var(--cha-navy);font-family:Inter,sans-serif;display:flex}.cha-side{border-right:1px solid var(--cha-border);box-sizing:border-box;background:#fff;flex-direction:column;flex-shrink:0;width:256px;height:100vh;padding:22px 14px 18px;display:flex;position:sticky;top:0}.cha-brand{border-bottom:1px solid var(--cha-border);align-items:center;gap:12px;margin-bottom:14px;padding:0 8px 18px;display:flex}.cha-logo{border:1.5px solid var(--cha-border);background:var(--cha-cream) center/cover no-repeat;width:42px;height:42px;color:var(--cha-t3);border-radius:11px;flex-shrink:0;justify-content:center;align-items:center;display:flex}.cha-brand-name{letter-spacing:-.3px;overflow-wrap:anywhere;font-size:15px;font-weight:800;line-height:1.2}.cha-brand-sub{color:var(--cha-t2);margin-top:2px;font-size:11px}.cha-nav{flex-direction:column;flex:1;gap:3px;display:flex}.cha-nav-btn{z-index:5;box-sizing:border-box;width:100%;font:inherit;color:var(--cha-t2);cursor:pointer;text-align:left;background:0 0;border:none;border-radius:12px;align-items:center;gap:11px;padding:11px 12px;font-size:14px;font-weight:600;display:flex;position:relative}.cha-nav-btn:hover{background:var(--cha-cream)}.cha-nav-btn[aria-current=page]{color:var(--cha-purple-d);background:#9b8ec429}.cha-nav-btn:focus-visible,.cha-btn:focus-visible{outline:2px solid var(--cha-purple-d);outline-offset:2px}.cha-side-foot{border-top:1px solid var(--cha-border);flex-direction:column;gap:2px;padding-top:14px;display:flex}.cha-who{color:var(--cha-t2);overflow-wrap:anywhere;padding:0 12px 8px;font-size:12px}.cha-main{box-sizing:border-box;flex:1;min-width:0;padding:30px 40px 56px}.cha-content{max-width:960px;margin:0 auto}.cha-head{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:22px;display:flex}.cha-h1{letter-spacing:-.7px;margin:0;font-size:26px;font-weight:800;line-height:1.15}.cha-sub{color:var(--cha-t2);max-width:640px;margin-top:6px;font-size:14px;line-height:1.5}.cha-stats{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:18px;display:grid}.cha-stat{background:#fff;border-radius:16px;padding:16px 18px;box-shadow:0 2px 12px #1b2a4a0f}.cha-stat-label{letter-spacing:.5px;text-transform:uppercase;color:var(--cha-t2);font-size:11px;font-weight:700}.cha-stat-value{letter-spacing:-1px;margin-top:6px;font-size:30px;font-weight:800;line-height:1}.cha-stat-hint{color:var(--cha-t3);margin-top:8px;font-size:12px;line-height:1.4}.cha-grid2{grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:16px;display:grid}.cha-kinds{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-bottom:16px;display:grid}.cha-kind{z-index:5;text-align:left;font:inherit;border:1.5px solid var(--cha-border);cursor:pointer;color:var(--cha-navy);background:#fff;border-radius:14px;padding:14px;position:relative}.cha-kind[aria-pressed=true]{border-color:var(--cha-purple-d);background:#9b8ec41a}.cha-kind-title{font-size:14px;font-weight:700}.cha-kind-desc{color:var(--cha-t2);margin-top:4px;font-size:12px;line-height:1.45}.cha-steps{counter-reset:s;flex-wrap:wrap;gap:10px;margin:0 0 18px;padding:0;list-style:none;display:flex}.cha-steps li{counter-increment:s;color:var(--cha-t2);background:#fff;border-radius:14px;flex:128px;padding:12px 14px;font-size:12.5px;line-height:1.4;box-shadow:0 2px 12px #1b2a4a0d}.cha-steps li:before{content:counter(s);background:var(--cha-purple);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:20px;height:20px;margin-right:8px;font-size:11px;font-weight:800;display:inline-flex}.cha-btn{z-index:5;font:inherit;cursor:pointer;position:relative}.cha-bottom{display:none}.cha-topbar{justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;display:none}.cha-topbar .cha-brand{border:none;margin:0;padding:0}@media (width<=860px){.cha-side{display:none}.cha-main{padding:18px 16px 104px}.cha-h1{font-size:22px}.cha-stats{grid-template-columns:repeat(2,minmax(0,1fr))}.cha-grid2,.cha-kinds{grid-template-columns:minmax(0,1fr)}.cha-bottom{z-index:50;border-top:1px solid var(--cha-border);padding:6px 6px calc(6px + env(safe-area-inset-bottom));background:#fff;justify-content:space-around;display:flex;position:fixed;bottom:0;left:0;right:0}.cha-bottom .cha-nav-btn{text-align:center;flex-direction:column;flex:1;align-items:center;gap:3px;width:auto;padding:8px 2px;font-size:10.5px}.cha-topbar{display:flex}}