:root{--bg: #f6f3ec;--surface: #ffffff;--bg-soft: #efeadf;--bg-soft-2: #f1ece1;--ink: #1c1a17;--muted: #57534e;--muted-2: #78716c;--line: #e7e1d6;--line-2: #ddd5c7;--accent: #9a3412;--accent-strong: #7c2d12;--accent-soft: #f6ede4;--radius: 12px;--radius-lg: 16px;--radius-pill: 999px;--serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", "Songti SC", serif;--shadow-sm: 0 1px 2px rgba(28,26,23,.05), 0 1px 3px rgba(28,26,23,.07);--shadow-md: 0 8px 24px rgba(28,26,23,.09), 0 2px 6px rgba(28,26,23,.05);--shadow-lg: 0 20px 48px rgba(28,26,23,.12);--maxw: 1080px}*{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{margin:0;color:var(--ink);background:var(--bg);line-height:1.65;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Inter,Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}.container{max-width:var(--maxw);margin:0 auto;padding:0 1.25rem}.narrow{max-width:760px}main{display:block;min-height:50vh}h1,h2,h3{font-family:var(--serif);color:var(--ink)}h1{font-size:clamp(2.2rem,5vw,3.2rem);line-height:1.05;letter-spacing:-.015em;margin:0 0 .7rem;font-weight:700}h2{font-size:clamp(1.4rem,2.6vw,1.8rem);line-height:1.2;margin:2.4rem 0 .9rem;font-weight:700}h3{font-size:1.15rem;margin:1.3rem 0 .4rem;font-weight:600}p{margin:.65rem 0;color:var(--muted)}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}ul{color:var(--muted)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;font:inherit;font-weight:600;font-size:.95rem;padding:.68rem 1.25rem;border-radius:11px;border:1px solid transparent;cursor:pointer;transition:transform .12s,box-shadow .12s,background .15s}.btn-primary{background:var(--ink);color:var(--bg);box-shadow:var(--shadow-sm)}.btn-primary:hover{background:#2c2823;box-shadow:var(--shadow-md);text-decoration:none}.btn-primary:active{transform:translateY(1px)}.btn-ghost{background:var(--surface);border-color:var(--line-2);color:var(--ink)}.btn-ghost:hover{background:var(--bg-soft);text-decoration:none}.eyebrow{display:inline-block;font-size:.76rem;font-weight:700;color:var(--accent);text-transform:uppercase;letter-spacing:.2em;margin-bottom:.9rem}.lead{font-size:1.14rem;color:var(--muted);max-width:58ch}.accent-italic{font-family:var(--serif);font-style:italic;color:var(--accent)}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}.band{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.section{padding:2.8rem 0}.site-header{position:sticky;top:0;z-index:20;background:#f6f3ecd1;backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--line)}.site-header .hd{display:flex;align-items:center;justify-content:space-between;height:62px}.brand{display:inline-flex;align-items:center;gap:.6rem;color:var(--ink);font-family:var(--serif);font-weight:700;font-size:1.15rem}.brand:hover{text-decoration:none}.brand .mark{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:var(--ink)}.site-nav{display:flex;gap:1.4rem;font-size:.92rem;font-weight:500}.site-nav a{color:var(--muted)}.site-nav a:hover{color:var(--ink);text-decoration:none}@media(max-width:560px){.site-nav{display:none}}.site-footer{border-top:1px solid var(--line);background:var(--bg-soft);margin-top:3rem;color:var(--muted-2);font-size:.9rem}.site-footer .ft{display:flex;flex-wrap:wrap;gap:.6rem 1.1rem;align-items:center;justify-content:space-between;padding:1.7rem 0}.site-footer nav a{color:var(--muted);margin-right:.9rem}details{border-bottom:1px solid var(--line);padding:.25rem 0}summary{cursor:pointer;font-weight:600;color:var(--ink);padding:.75rem 1.5rem .75rem 0;list-style:none;position:relative}summary::-webkit-details-marker{display:none}summary:after{content:"+";position:absolute;right:.2rem;top:.55rem;font-size:1.2rem;color:var(--accent);transition:transform .2s}details[open] summary:after{content:"−"}details>p{margin-top:0;padding-bottom:.7rem}