:root{--paper:#f6f2e9;--ink:#13272e;--muted:#4d6068;--accent:#0e6a73;--accent-d:#0a4f56;--line:#d9d2c1;--box:#ece6d7;--btn-ink:#fff}
@media (prefers-color-scheme:dark){:root{--paper:#10191c;--ink:#e9efef;--muted:#a3b3b7;--accent:#4fb3bd;--accent-d:#7fd0d8;--line:#2b3b40;--box:#18262a;--btn-ink:#08171a}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:1.0625rem/1.65 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:var(--accent-d)}
a:hover{text-decoration-thickness:2px}
.wrap{max-width:46rem;margin:0 auto;padding:0 16px}
header.site{padding:18px 0 14px;border-bottom:1px solid var(--line);position:relative}
header.site::after{content:"";position:absolute;left:0;right:0;bottom:-5px;height:4px;background:repeating-linear-gradient(90deg,var(--accent) 0 18px,transparent 18px 28px);opacity:.55}
.brand{font:700 1.35rem/1.2 Georgia,"Times New Roman",serif;color:var(--ink);text-decoration:none;letter-spacing:.2px}
nav.main{margin-top:8px;display:flex;flex-wrap:wrap;gap:4px 18px;font-size:.95rem}
nav.main a{color:var(--muted);text-decoration:none}
nav.main a:hover{color:var(--ink);text-decoration:underline}
.disclose{background:var(--box);border-left:4px solid var(--accent);font-size:.9rem;color:var(--muted);padding:10px 14px;margin:26px 0 0}
main{padding:10px 0 40px}
h1{font:700 2rem/1.2 Georgia,"Times New Roman",serif;margin:.9em 0 .3em}
h2{font:700 1.4rem/1.25 Georgia,"Times New Roman",serif;margin:2em 0 .5em}
.updated{color:var(--muted);font-size:.9rem;margin:0 0 1.2em}
.answer{font-size:1.2rem;line-height:1.55;font-weight:600;margin:.2em 0 1.2em;padding-bottom:1em;border-bottom:1px solid var(--line)}
.note{background:var(--box);padding:10px 14px;font-size:.95rem;color:var(--muted);border-radius:4px}
.src{font-size:.88rem;color:var(--muted)}
ul,ol{padding-left:1.25em}
li{margin:.3em 0}
.tablewrap{overflow-x:auto;margin:1em 0;border:1px solid var(--line);border-radius:4px;-webkit-overflow-scrolling:touch}
table{border-collapse:collapse;width:100%;min-width:34rem;font-size:.95rem;line-height:1.45}
th,td{text-align:left;vertical-align:top;padding:9px 12px;border-bottom:1px solid var(--line)}
th{background:var(--box);font-weight:700}
tr:last-child td{border-bottom:0}
.sr{position:absolute;left:-9999px}
.buy{display:flex;flex-wrap:wrap;gap:10px;margin:2em 0 .5em}
.btn{display:inline-block;background:var(--accent);color:var(--btn-ink);text-decoration:none;font-weight:700;padding:12px 18px;border-radius:4px;font-size:1rem}
.btn:hover{background:var(--accent-d)}
.btn.alt{background:transparent;color:var(--accent-d);border:2px solid var(--accent)}
.btn.alt:hover{background:var(--box)}
ul.cards{list-style:none;padding:0;margin:1em 0}
ul.cards li{margin:0;border-top:1px solid var(--line)}
ul.cards li:last-child{border-bottom:1px solid var(--line)}
ul.cards a{display:block;padding:14px 4px;text-decoration:none;color:var(--ink)}
ul.cards a:hover{background:var(--box)}
ul.cards strong{display:block;color:var(--accent-d)}
ul.cards span{color:var(--muted);font-size:.95rem}
footer.site{border-top:1px solid var(--line);padding:22px 0 40px;font-size:.9rem;color:var(--muted)}
footer.site a{color:var(--muted)}
footer.site .links{display:flex;flex-wrap:wrap;gap:4px 16px;margin-bottom:8px}
@media (min-width:700px){h1{font-size:2.35rem}}

.swipe{display:none;font-size:.85rem;color:var(--muted);margin:1em 0 -.6em}
@media (max-width:699px){.swipe{display:block}}