:root{--ink:#3f2923;--muted:#765d54;--line:#dfcabb;--paper:#fffaf3;--white:#fffdf8;--accent:#853c30;--gold:#8e6b35;--soft:#f4ead6;--shadow:0 16px 38px rgba(92,54,39,.10)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:var(--paper);font:16px/1.55 Aptos,"Segoe UI",Arial,sans-serif}
a{color:inherit}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px}
.skip-link{position:absolute;left:-9999px;top:8px;z-index:10;background:var(--white);padding:10px 14px}
.skip-link:focus{left:12px}
header{border-bottom:1px solid var(--line);background:rgba(255,250,242,.96)}
.topbar{max-width:1180px;min-height:74px;margin:auto;padding:12px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:inline-flex;align-items:center;gap:14px;text-decoration:none;font-size:1.125rem;font-weight:800}
.mark{position:relative;width:44px;height:44px;display:grid;place-items:center;border-radius:15px;background:var(--accent);color:#fff;box-shadow:0 0 0 4px rgba(194,138,54,.24);font-size:16px;font-weight:900;line-height:1}
.mark:after{content:"";position:absolute;top:-3px;right:-3px;width:9px;height:9px;border:2px solid #fff;border-radius:50%;background:#c28a36}
.back{color:var(--accent);font-weight:750;text-underline-offset:3px}
main{max-width:1180px;margin:auto;padding:50px 24px 80px}
.hero{max-width:850px;margin-bottom:36px}
.eyebrow{margin:0 0 8px;color:var(--accent);font-size:.82rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase}
h1,h2,h3{font-family:Georgia,"Times New Roman",serif;font-weight:400;line-height:1.15}
h1{margin:0;font-size:clamp(2.25rem,5vw,3.7rem)}
.lead{margin:19px 0 0;color:var(--muted);font-size:1.1rem;line-height:1.65}
.jump-link{display:inline-flex;align-items:center;gap:10px;min-height:44px;margin-top:24px;padding:10px 17px;border-radius:9px;background:var(--accent);color:#fff;text-decoration:none;font-weight:750}
.jump-link:hover{background:#b9553f}
.basics{padding:25px 29px;border:1px solid var(--line);border-radius:15px;background:#f7f2e9}
.basics h2,.methods h2{margin:0;font-size:1.8rem}
.basics-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px;margin-top:15px}
.basics-grid h3{margin:0 0 6px;font-size:1.15rem}
.basics-grid p{margin:0;color:var(--muted)}
.methods{margin-top:55px}
.section-heading{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:22px}
.section-heading>p{max-width:380px;margin:0;color:var(--muted)}
.method-guide{margin:0 0 25px;padding:18px 20px;border:1px solid var(--line);border-radius:14px;background:#f7f2e9}
.method-guide>p{margin:0 0 12px;color:var(--muted);font-weight:700}
.guide-options{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.guide-options a{display:block;min-width:0;padding:12px 14px;border:1px solid var(--line);border-radius:9px;background:var(--white);text-decoration:none}
.guide-options a:hover{border-color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.guide-options span,.guide-options strong{display:block}
.guide-options span{color:var(--muted);font-size:.85rem}
.guide-options strong{margin-top:4px;color:var(--accent);line-height:1.25}
.method-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:18px}
.method{min-width:0;scroll-margin-top:22px;border:1px solid var(--line);border-top:5px solid var(--gold);border-radius:14px;background:var(--white);box-shadow:var(--shadow)}
.method[open]{grid-column:1/-1}
.method summary{list-style:none;cursor:pointer;padding:23px 25px;display:flex;align-items:center;gap:19px}
.method summary::-webkit-details-marker{display:none}
.number{flex:none;display:grid;place-items:center;width:44px;height:44px;border-radius:12px;background:var(--soft);color:var(--gold);font-weight:800}
.summary-copy{min-width:0;flex:1}
.summary-copy strong{display:block;font-family:Georgia,"Times New Roman",serif;font-size:1.34rem;font-weight:400;line-height:1.25}
.summary-copy small{display:block;margin-top:4px;color:var(--muted);font-size:.9rem}
.chevron{flex:none;color:var(--gold);font-size:1.4rem;transition:transform .2s}
.method[open] .chevron{transform:rotate(180deg)}
.detail{padding:0 25px 27px 88px}
.detail .subtitle{margin:0 0 20px;color:var(--muted);font-size:1.05rem}
.meta{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}
.meta span{padding:5px 11px;border-radius:50px;background:#f7f2e9;color:var(--muted);font-size:.88rem;font-weight:700}
.overview{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 26px;margin-bottom:24px}
.overview h4,.detail h4{margin:0 0 5px;color:var(--accent);font-size:.95rem}
.overview p,.detail p{margin:0}
.detail h3{margin:26px 0 12px;font-size:1.45rem}
.steps{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.steps li{display:grid;grid-template-columns:105px minmax(0,1fr);gap:18px;padding:13px 0;border-bottom:1px solid var(--line)}
.step-time{color:var(--gold);font-weight:800;font-size:.9rem}
.steps h4{margin:0 0 3px;color:var(--ink);font-size:1rem}
.questions{padding-left:20px;margin:4px 0 0}
.questions li{padding-bottom:4px}
.callout{margin-top:19px;padding:15px 18px;border-left:4px solid var(--gold);border-radius:0 8px 8px 0;background:#f7f2e9}
.callout h4{margin:0 0 5px}
.pdf-link{display:inline-flex;align-items:center;gap:9px;margin-top:23px;padding:10px 16px;border-radius:9px;background:var(--accent);color:#fff;text-decoration:none;font-weight:750}
.pdf-link:hover{background:#b9553f}
footer{max-width:1180px;margin:auto;padding:0 24px 30px;color:var(--muted);font-size:.85rem}
@media(max-width:750px){main{padding:34px 16px 55px}.topbar{padding-inline:16px}.basics-grid,.method-list,.guide-options{grid-template-columns:1fr}.method[open]{grid-column:auto}.section-heading{display:block}.section-heading>p{margin-top:9px}.detail{padding-left:24px}.overview{grid-template-columns:1fr}.steps li{grid-template-columns:1fr;gap:3px}.method summary{padding:20px}.summary-copy strong{font-size:1.2rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.chevron{transition:none}}