:root{--paper:#f5f4ed;--ink:#282634;--muted:#625f6a;--purple:#5132b8;--lime:#ddf680;--line:#dcdad3}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.65 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:var(--purple);text-underline-offset:4px}button,input{font:inherit}button,a,input{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--purple);outline-offset:5px}header,main,footer{max-width:1240px;margin:auto;padding-left:36px;padding-right:36px}header{height:108px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:20px}.brand{display:inline-flex;align-items:center;text-decoration:none;font-size:26px;font-weight:850;letter-spacing:-1.2px;color:var(--ink)}.brand-icon{width:35px;height:35px;background:var(--purple);color:var(--lime);border-radius:10px;margin-right:10px;text-align:center;line-height:35px;font-size:28px}.brand-dot{color:var(--purple)}nav{display:flex;gap:30px}nav a{font-size:14px;font-weight:650;text-decoration:none;color:var(--ink);padding:8px 0}.hero{display:grid;grid-template-columns:1.4fr 1fr;gap:65px;align-items:center;padding:76px 0 62px}.eyebrow{font-size:11px;font-weight:800;letter-spacing:1.8px;margin:0 0 19px;color:var(--purple)}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(38px,4.4vw,60px);line-height:1.09;letter-spacing:-2.8px;margin-bottom:25px;font-weight:780}h1 em{font-family:Georgia,serif;font-weight:400;color:var(--purple)}.hero-copy{max-width:570px;color:var(--muted);font-size:17px;line-height:1.8}.hero-actions{display:flex;align-items:center;gap:22px;flex-wrap:wrap;margin-top:30px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:30px;min-height:50px;background:var(--purple);color:white;text-decoration:none;border:1px solid var(--purple);border-radius:9px;padding:13px 20px;font-weight:650;font-size:14px;cursor:pointer}.button:hover{background:#3e2592}.text-link{font-size:14px;font-weight:650;text-decoration:none}.hero-tags{display:flex;flex-wrap:wrap;gap:20px;margin-top:27px;font-size:11px;color:var(--muted)}.hero-tags span:before{content:'✓';color:var(--purple);margin-right:6px}.chance-art{transform:rotate(2deg);position:relative;padding:26px;background:var(--purple);color:white;border-radius:24px;box-shadow:12px 15px 0 #e4e0ef}.art-top{display:flex;justify-content:space-between;font-size:10px;letter-spacing:1.5px;align-items:center}.art-top>span+span{font-size:26px;color:var(--lime)}.ring{width:245px;height:245px;margin:25px auto;border-radius:50%;background:conic-gradient(var(--lime) 0 63.73%,#7961cb 63.73% 100%);display:grid;place-items:center;transform:rotate(-2deg)}.ring>div{border-radius:50%;width:202px;height:202px;background:var(--purple);display:flex;flex-direction:column;align-items:center;justify-content:center}.ring strong{font-size:43px;letter-spacing:-2px;line-height:1.3}.ring strong span{font-size:23px;letter-spacing:0}.ring small{font-size:11px;color:#e1d9fa}.art-bottom{display:flex;justify-content:space-between;align-items:center;border-top:1px solid #8d78d4;padding-top:20px}.art-bottom div{display:flex;flex-direction:column}.art-bottom small{font-size:9px;letter-spacing:1.3px;color:#e1d9fa}.art-bottom b{font-size:21px}.chance-art>p{text-align:center;font-size:10px;color:#e1d9fa;margin:17px 0 0}.principles{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;padding:28px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.principles b{font-size:12px}.principles p{color:var(--muted);font-size:12px;line-height:1.6;margin:7px 0 0}.section{padding:65px 0}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:28px}.section-heading h2{margin:0;font-size:33px;letter-spacing:-1.2px;line-height:1.2}.section-heading .eyebrow{margin-bottom:10px}.section-heading>p{font-size:13px;color:var(--muted);margin:0}.tool-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.tool-card{position:relative;background:#fffef9;padding:25px;border:1px solid var(--line);border-radius:15px;text-decoration:none;color:var(--ink);transition:transform .15s,border-color .15s;min-height:240px}.tool-card:hover{transform:translateY(-3px);border-color:var(--purple)}.tool-number{font-size:9px;font-weight:700;letter-spacing:1.4px;color:var(--muted)}.tool-card h3{font-size:20px;letter-spacing:-.6px;line-height:1.3;margin:21px 20px 12px 0}.tool-card p{font-size:13px;color:var(--muted);margin-bottom:25px;line-height:1.65}.arrow{position:absolute;right:20px;bottom:15px;font-size:25px;color:var(--purple)}.tool-card:first-child{background:#ece7fb}.tool-card:nth-child(5){background:#edf2df}.guide-section{padding:0 0 65px}.guide-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.guide-card{padding:26px 0;border-top:1px solid var(--line);text-decoration:none;color:var(--ink)}.guide-card>span{font-size:9px;color:var(--purple);letter-spacing:1.5px;font-weight:750}.guide-card h3{font-size:22px;letter-spacing:-.6px;line-height:1.3;margin:12px 0}.guide-card p{font-size:14px;color:var(--muted)}.guide-card b{font-size:12px;color:var(--purple)}.bottom-callout{text-align:center;background:#e7ecd7;padding:50px;border-radius:20px;margin-bottom:70px}.bottom-callout h2{font-size:37px;letter-spacing:-1.4px;line-height:1.25}.bottom-callout p{max-width:570px;margin:0 auto 25px;color:#55594c;font-size:14px}footer{padding-top:40px;padding-bottom:110px;border-top:1px solid var(--line);display:grid;grid-template-columns:1.3fr 1fr;gap:50px}footer p{font-size:12px;color:var(--muted);margin:8px 0}.footer-links{display:grid;grid-template-columns:1fr 1fr;gap:10px}.footer-links a{font-size:12px;color:var(--ink);text-decoration:none;padding:6px 0}.small{font-size:12px;line-height:1.7;color:var(--muted)}.skip{position:absolute;top:-100px;left:20px;background:var(--purple);color:white;z-index:99;padding:10px}.skip:focus{top:10px}.page-intro{padding:58px 0 35px;max-width:900px}.page-intro h1{font-size:46px;letter-spacing:-1.8px}.page-intro>p:last-child{color:var(--muted);max-width:730px;font-size:17px}.back{display:inline-block;margin-bottom:25px;text-decoration:none;font-size:12px}.calculator-layout{display:grid;grid-template-columns:1.1fr 1fr;gap:22px;padding-bottom:55px;align-items:start}.input-panel,.result-panel{padding:30px;border:1px solid var(--line);border-radius:18px;background:#fffef9}.input-panel h2{font-size:21px;letter-spacing:-.5px;margin-bottom:10px}.fields{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:24px 0}.fields label{font-size:12px;font-weight:650;display:flex;flex-direction:column;justify-content:end;gap:8px}input{width:100%;min-width:0;min-height:48px;border:1px solid #bcb8c5;border-radius:7px;padding:10px;background:white;color:var(--ink);font-size:17px;font-weight:500}.result-panel{background:#ebe6fa;border-color:#ddd3f4;position:sticky;top:20px}.result-value{display:block;font-size:48px;font-weight:780;letter-spacing:-2px;line-height:1.2;margin:22px 0 5px;color:var(--purple);overflow-wrap:anywhere}.result-label{font-size:14px;margin:0 0 20px}.result-line{display:flex;justify-content:space-between;gap:20px;border-top:1px solid #d3c9e9;padding:10px 0;font-size:13px}.result-line b{text-align:right}.result-note{font-size:12px;color:var(--muted);line-height:1.7}.secondary{background:transparent;color:var(--purple);border:1px solid #a89acb;border-radius:7px;padding:10px 15px;font-size:12px;font-weight:650;cursor:pointer;min-height:44px;margin-top:15px}.article{max-width:760px;padding:15px 0 60px}.article h2{font-size:24px;letter-spacing:-.5px;margin:30px 0 13px}.article p{color:#56525e;font-size:16px;line-height:1.9}.formula{background:#e9e5f2;padding:20px;border-radius:10px;color:var(--purple)!important;font:15px/1.8 ui-monospace,monospace!important;overflow-wrap:anywhere}.related{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.related a{font-size:13px;text-decoration:none;border-top:1px solid var(--line);padding:15px 0}.error{color:#9a2434;font-size:14px}#result{min-height:180px}
@media(max-width:950px){.hero{gap:30px}.hero h1{font-size:46px}.ring{width:200px;height:200px}.ring>div{width:163px;height:163px}.ring strong{font-size:34px}.chance-art{padding:23px}.tool-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.hero-actions{gap:14px}.hero-tags{gap:12px}.related{grid-template-columns:1fr 1fr}}
@media(max-width:640px){header,main,footer{padding-left:20px;padding-right:20px}header{height:auto;min-height:88px;flex-wrap:wrap;padding-top:18px;padding-bottom:14px;gap:15px}.brand{font-size:23px}nav{gap:22px;width:100%;justify-content:space-between}nav a{font-size:12px;padding:4px 0}.hero{grid-template-columns:1fr;padding:38px 0 45px;gap:35px}.hero h1{font-size:43px;letter-spacing:-2px}.hero-copy{font-size:15px}.hero-actions{align-items:start;flex-direction:column;gap:20px}.hero-tags{gap:15px;font-size:10px}.chance-art{max-width:380px;width:calc(100% - 10px);margin:0 auto;transform:rotate(1deg)}.ring{width:220px;height:220px}.ring>div{width:181px;height:181px}.ring strong{font-size:39px}.principles{grid-template-columns:1fr;gap:19px;padding:25px 0}.principles div{display:grid;grid-template-columns:1fr 1.3fr;gap:15px}.principles p{margin:0}.principles b{font-size:11px}.section{padding:42px 0}.section-heading{align-items:start;flex-direction:column;gap:15px}.section-heading h2{font-size:29px}.section-heading>p{font-size:12px}.tool-grid{grid-template-columns:1fr;gap:12px}.tool-card{min-height:190px;padding:22px}.tool-card h3{margin-top:16px;font-size:21px}.tool-card p{max-width:90%}.guide-grid{grid-template-columns:1fr}.guide-section{padding-bottom:35px}.bottom-callout{padding:30px 22px;margin-bottom:45px}.bottom-callout h2{font-size:29px}.bottom-callout p{font-size:13px}footer{grid-template-columns:1fr;gap:25px;padding-top:30px;padding-bottom:150px}.page-intro{padding:35px 0 22px}.page-intro h1{font-size:35px;letter-spacing:-1.4px}.page-intro>p:last-child{font-size:15px}.calculator-layout{grid-template-columns:1fr;padding-bottom:25px;gap:18px}.input-panel,.result-panel{padding:23px}.result-panel{position:static}.fields{gap:15px}.fields label{font-size:11px}.result-value{font-size:43px}.article p{font-size:15px}.article h2{font-size:22px}.related{grid-template-columns:1fr}.article{padding-bottom:25px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.tool-card{transition:none}}