:root{--kraft:#B7793F;--ink:#243447;--sky:#DDECF6;--tape:#E2A84B;--green:#3E7C59;--page:#F8F5EF;--card:#fff;--surface:#FFF9EE;--text:#1F2933;--muted:#5D6875;--border:#E5D8C5;--warn:#FFF2D6;--success:#2F7D5C;--shadow:0 14px 32px rgba(36,52,71,.10);--radius:18px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--page);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;line-height:1.6;font-size:17px}a{color:#135f8f;text-decoration-thickness:.08em;text-underline-offset:.18em}a:hover{color:#0d4265}.page-wrap{width:min(1180px,calc(100% - 32px));margin-inline:auto}@media(max-width:640px){.page-wrap{width:min(100% - 22px,1180px)}}.skip-link{position:absolute;left:-999px;top:8px;background:#fff;padding:.75rem 1rem;z-index:20}.skip-link:focus{left:8px}.site-header{background:rgba(255,249,238,.96);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10;backdrop-filter:blur(10px)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.85rem 0}.brand{display:flex;gap:.75rem;align-items:center;color:var(--ink);text-decoration:none}.brand-mark{width:48px;height:48px;border-radius:14px;background:var(--sky);display:grid;place-items:center;color:var(--kraft)}.brand svg{width:36px;height:36px}.brand strong{display:block;font-size:1rem;line-height:1.1}.brand small{display:block;color:var(--muted);font-weight:800;letter-spacing:.05em;text-transform:uppercase;font-size:.72rem}.primary-nav{display:flex;gap:.25rem;flex-wrap:wrap;justify-content:flex-end}.primary-nav a{color:var(--ink);text-decoration:none;font-weight:750;font-size:.92rem;padding:.55rem .7rem;border-radius:999px}.primary-nav a[aria-current=page],.primary-nav a:hover{background:var(--sky)}.nav-toggle{display:none;border:1px solid var(--border);background:#fff;border-radius:999px;padding:.55rem .8rem;font-weight:800;color:var(--ink)}.hero{background:linear-gradient(135deg,#fff9ee 0%,#f8f5ef 48%,#ddecf6 100%);border-bottom:1px solid var(--border);padding:3.5rem 0}.home-hero{padding:4.2rem 0}.compact-hero{padding:2.6rem 0}.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:2rem;align-items:center}.eyebrow{font-size:.82rem;font-weight:900;letter-spacing:.11em;text-transform:uppercase;color:#75532c;margin:0 0 .7rem}h1{font-size:clamp(2rem,5vw,4.7rem);line-height:1.02;margin:0;color:var(--ink);letter-spacing:-.045em}h2{font-size:clamp(1.35rem,2.3vw,2rem);line-height:1.15;color:var(--ink);margin:0 0 .75rem}h3{font-size:1.08rem;line-height:1.2;margin:0 0 .45rem;color:var(--ink)}p{margin:.25rem 0 1rem}.lede{font-size:clamp(1.08rem,2vw,1.35rem);color:#34495f;max-width:74ch}.quiet-lede{color:var(--muted);font-weight:650}.hero-card,.mini-card,.content-block,.tool-panel,.side-panel>div,.category-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.hero-card{padding:1.35rem}.hero-actions{display:flex;gap:.85rem;flex-wrap:wrap;margin-top:1.25rem}.button{display:inline-flex;align-items:center;justify-content:center;background:var(--ink);color:#fff;text-decoration:none;border-radius:999px;padding:.8rem 1.05rem;font-weight:850}.button.secondary{background:#fff;color:var(--ink);border:1px solid var(--border)}.breadcrumbs{font-size:.9rem;color:var(--muted);padding:1rem 0 .4rem;display:flex;gap:.45rem;flex-wrap:wrap}.breadcrumbs a{color:var(--muted)}.stage-strip{display:grid;grid-template-columns:repeat(5,1fr);gap:.75rem;margin-top:-1.4rem;position:relative}.stage-strip a,.category-card{display:block;text-decoration:none;color:var(--ink);padding:1rem;background:#fff;border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow)}.stage-strip strong,.category-card strong{display:block}.stage-strip span,.category-card span{display:block;color:var(--muted);font-size:.92rem;margin-top:.2rem}.content-block{padding:1.4rem;margin:1.4rem 0}.alt-block{background:var(--surface)}.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.mini-card{padding:1rem;box-shadow:none}.mini-card p{color:var(--muted);font-size:.95rem}.mini-card a{text-decoration:none;color:var(--ink)}.category-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.content-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:1.4rem;align-items:start}.main-content{min-width:0}.side-panel{display:grid;gap:1rem}.side-panel>div{padding:1rem}.sticky-note{background:var(--warn)!important}.mini-index p{margin:.35rem 0}.split-block{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.2rem}.callout-soft{background:var(--sky)}.tool-panel{padding:1.25rem;margin:1.25rem 0;background:#fff}.tool-head{display:flex;justify-content:space-between;gap:1rem;align-items:start;border-bottom:1px solid var(--border);padding-bottom:.9rem;margin-bottom:1rem}.tool-head p{max-width:60ch;color:var(--muted)}.calc-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.85rem}.calc-grid label{display:grid;gap:.3rem;font-weight:800;color:var(--ink)}input[type=number]{width:100%;border:1px solid var(--border);border-radius:12px;padding:.72rem .8rem;font:inherit;background:#fff;color:var(--text)}.result-card{margin-top:1rem;padding:1rem;border-radius:16px;background:var(--surface);border:1px dashed #c99b63}.result-card span{font-size:.78rem;text-transform:uppercase;font-weight:900;color:var(--muted);letter-spacing:.08em}.result-card strong{display:block;font-size:2rem;line-height:1.1;color:var(--green)}.checklist{list-style:none;padding:0;margin:0;display:grid;gap:.65rem}.checklist li{background:var(--surface);border:1px solid var(--border);border-radius:14px}.checklist label{display:flex;gap:.75rem;padding:.85rem;cursor:pointer}.checklist input{width:1.2rem;height:1.2rem;margin-top:.22rem;accent-color:var(--success);flex:0 0 auto}.progress-wrap{display:flex;align-items:center;gap:.8rem;margin:.25rem 0 1rem}.progress-bar{height:12px;background:#efe3d2;border-radius:999px;overflow:hidden;flex:1}.progress-bar span{display:block;height:100%;width:0;background:var(--success);transition:width .2s}.disclaimer{background:var(--warn);border:1px solid #ecc779;border-radius:16px;padding:1rem;margin:1.25rem 0;color:#4e3b16}.glossary-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;margin-bottom:2rem}.glossary-list article{background:#fff;border:1px solid var(--border);border-radius:16px;padding:1rem}.article-body p{max-width:78ch}.article-body ul{max-width:78ch}.site-footer{margin-top:3rem;background:var(--ink);color:#fff;padding:2.4rem 0 1rem}.site-footer h2{color:#fff;font-size:1.1rem}.site-footer a{color:#fff}.small-note{font-size:.94rem;color:#dfe8ee}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:1.4rem}.footer-links{list-style:none;padding:0;margin:0}.footer-links li{margin:.4rem 0}.copyright{border-top:1px solid rgba(255,255,255,.18);margin-top:1.5rem;padding-top:1rem;color:#dfe8ee;font-size:.92rem}@media(max-width:980px){.hero-grid,.content-grid,.footer-grid{grid-template-columns:1fr}.stage-strip,.card-grid,.category-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.primary-nav{display:none;width:100%;flex-direction:column;align-items:stretch}.primary-nav.is-open{display:flex}.nav-toggle{display:inline-flex}.header-inner{flex-wrap:wrap}.primary-nav a{border-radius:12px;background:#fff}}@media(max-width:640px){body{font-size:16px}.hero{padding:2rem 0}.stage-strip,.card-grid,.category-grid,.split-block,.calc-grid,.glossary-list{grid-template-columns:1fr}.tool-head{display:block}.brand small{display:none}.brand-mark{width:42px;height:42px}.content-block{padding:1rem}.hero-card{padding:1rem}}@media print{.site-header,.site-footer,.breadcrumbs,.hero-actions,.side-panel,.nav-toggle{display:none!important}body{background:#fff;color:#000;font-size:12pt}.page-wrap{width:100%;max-width:none}.hero,.content-block,.tool-panel,.mini-card{box-shadow:none!important;border-color:#999;background:#fff!important}.hero{padding:0 0 1rem}.content-grid{display:block}.checklist li{break-inside:avoid}.disclaimer{border:1px solid #999;background:#fff!important}.button{display:none}}