:root{--bg:#0f1115;--card:#171a21;--fg:#e8eaf0;--mut:#8a90a0;--acc:#f7931a;--ok:#2ecc71;--bad:#e74c3c;--line:#262a33;--h1:#3a2a12;--h2:#f7931a}
[data-theme=light]{--acc-text:#b45309;--bg:#f6f7f9;--card:#fff;--fg:#14161a;--mut:#6b7280;--line:#e5e7eb;--h1:#fde7c7}
[data-theme=matrix]{--bg:#020b04;--card:#06150a;--fg:#b6ffc6;--mut:#4f8a5d;--acc:#00ff66;--line:#0f2a16;--h1:#0b3b1a;--h2:#00ff66}
[data-theme=ocean]{--bg:#06141f;--card:#0b2030;--fg:#dff3ff;--mut:#7aa3bb;--acc:#36c3ff;--line:#123349;--h1:#0f3b57;--h2:#36c3ff}
*{box-sizing:border-box}body{margin:0;font:15px/1.45 system-ui,-apple-system,Segoe UI,sans-serif;background:var(--bg);color:var(--fg)}
header{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;padding:12px 16px;border-bottom:1px solid var(--line);position:sticky;top:0;background:var(--bg);z-index:2}
.brand{font-size:20px}.brand b{color:var(--acc)}.by{font-size:12px;color:var(--mut)}
nav button{background:none;border:0;color:var(--mut);padding:8px 10px;font-size:15px;cursor:pointer}nav button.on{color:var(--fg);border-bottom:2px solid var(--acc)}
main{max-width:860px;margin:auto;padding:12px}.tab{display:none}.tab.on{display:block}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin:12px 0}h2{margin:0 0 8px;font-size:17px}
label{display:block;margin:10px 0 4px;color:var(--mut);font-size:13px}
input,textarea,select,button,.btnl{font:inherit;color:var(--fg);background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:7px 9px}
textarea{width:100%}button,.btnl{cursor:pointer}button:hover{border-color:var(--acc)}
.cta{background:var(--acc);color:#111;border:0;font-weight:600;width:100%;margin-top:12px;padding:11px}.cta.did{background:var(--ok)}
.row{display:flex;flex-wrap:wrap;gap:6px;align-items:center;margin:6px 0}.danger{color:var(--bad)}
.streaks{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.big{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px;text-align:center}
.big span{font-size:34px;font-weight:700;color:var(--acc);display:block}.big small{color:var(--mut)}
.chk{display:flex;gap:8px;align-items:center;padding:6px 0}.chk input{width:20px;height:20px}
.mood button{font-size:22px;padding:4px 10px;margin-right:4px}.mood button.on{border-color:var(--acc);background:var(--h1)}
.heat{display:grid;grid-template-rows:repeat(7,14px);grid-auto-flow:column;gap:3px}.heat i{width:14px;height:14px;border-radius:3px;background:var(--line)}
.heat i.l1{background:var(--h1)}.heat i.l2{background:var(--h2)}
.trade{display:flex;justify-content:space-between;border-bottom:1px dashed var(--line);padding:5px 0}.pos{color:var(--ok)}.neg{color:var(--bad)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:8px}.grid div{border:1px solid var(--line);border-radius:8px;padding:8px}.grid>div{min-width:0;container-type:inline-size}.grid b{display:block;font-size:19px;font-size:clamp(15px,17cqi,19px);font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.muted{color:var(--mut);font-size:13px}.pro{font-size:10px;background:var(--acc);color:#111;border-radius:4px;padding:1px 5px;vertical-align:middle}
.lock{border:1px dashed var(--acc);border-radius:8px;padding:10px;color:var(--mut)}table{width:100%;border-collapse:collapse}td,th{padding:4px;border-bottom:1px solid var(--line);text-align:left}
canvas{width:100%;height:auto}#toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--acc);color:#111;padding:8px 14px;border-radius:8px;display:none}
footer{text-align:center;color:var(--mut);font-size:12px;padding:20px}footer a{color:var(--mut)}a{color:var(--acc)}
/* long tokens (npub, BTC addresses, keys, URLs) must never widen the page */
code,kbd,samp,pre,.addr,.mono,a,.faq p,.faq summary,.doc p,.doc li,footer,textarea,input{overflow-wrap:anywhere;word-break:break-word}
code,.addr,.mono,textarea{word-break:break-all}td,th{overflow-wrap:break-word;font-variant-numeric:tabular-nums}@media (max-width:360px){td,th{overflow-wrap:anywhere}}pre{white-space:pre-wrap}
html,body{max-width:100%;overflow-x:hidden}img,svg,canvas,video{max-width:100%}
nav{display:flex;flex-wrap:wrap;align-items:center;gap:2px 4px;min-width:0;max-width:100%}
.navlink{display:inline-flex;align-items:center;gap:0;padding:8px 10px;font-size:15px;color:var(--mut);text-decoration:none!important;white-space:nowrap;border-radius:8px;line-height:1.2;border-bottom:2px solid transparent;box-sizing:border-box}
.navlink:hover{color:var(--fg);background:var(--h1);text-decoration:none!important}
.navlink.on{color:var(--fg);border-bottom-color:var(--acc)}
nav .navlink,nav button{white-space:nowrap;flex:0 0 auto}
@media(max-width:520px){header{padding:8px 10px}nav .navlink,nav button{padding:6px 8px;font-size:14px}}

.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
:focus-visible{outline:2px solid var(--acc);outline-offset:2px}
#checks:empty{min-height:134px}#mood:empty{min-height:42px}#trades:empty{min-height:19px}#heat:empty{min-height:116px}@media(max-width:699px){#trades:empty{min-height:38px}}#today{position:relative}.streaks+.hint{position:absolute;right:6px;top:6px;margin:0}
/* footer (2026-10-28): muted link row (underline on hover/focus only) + one plain note line */
.sfoot a{color:var(--mut);text-decoration:none}.sfoot a:hover,.sfoot a:focus-visible{color:var(--fg);text-decoration:underline}
.flinks{display:flex;flex-wrap:wrap;gap:2px 16px;margin:0 0 8px}.flinks a{display:inline-flex;align-items:center;min-height:24px;padding:2px 0}.flinks .xlink{padding:2px 0!important}
.fnote{margin:0;color:var(--mut);font-size:12px;line-height:1.55}
.flinks{justify-content:center}
.fnote a{display:inline!important;min-height:0!important;line-height:inherit!important;padding:0!important}
.sfoot a.xlink,.sfoot a.xlink:hover,.sfoot a.xlink:focus-visible{color:var(--acc-text,var(--acc))}.sfoot a.xlink:hover,.sfoot a.xlink:focus-visible{text-decoration:underline}

/* 2026-10-29 bigger header logo: ~1.5x laptop, ~1.3x phone */
.brand{font-size:30px;line-height:1.1;white-space:nowrap}@media(max-width:520px){.brand{font-size:24px}}
.fmade a.fbrand{color:var(--mut)!important;text-decoration:none}.fmade a.fbrand:hover,.fmade a.fbrand:focus-visible{color:#fff!important}.fmade .fmaker{color:var(--mut)}
/* 2026-10-29 footer v2: centered like holdmybitcoin.com */footer.sfoot,.sfoot{text-align:center}.sfoot .flinks,.sfoot .listed,.sfoot .tipbox{justify-content:center}.sfoot a.fhmb,.sfoot .fhelp a{color:var(--mut)!important;text-decoration:none}.sfoot a.fhmb:hover,.sfoot a.fhmb:focus-visible,.sfoot .fhelp a:hover,.sfoot .fhelp a:focus-visible{color:#fff!important}
/* 2026-10-29 site width: header, content and footer share one column (1080px, 22px gutter; 14px on phones) like the home page .wrap */
:root{--site-w:1080px;--site-g:22px}
@media(max-width:700px){:root{--site-g:14px}}
header{padding-left:max(var(--site-g),calc((100% - var(--site-w))/2 + var(--site-g)))!important;padding-right:max(var(--site-g),calc((100% - var(--site-w))/2 + var(--site-g)))!important}
body>main,body>.pfwrap,body>.cwrap,body>.pwrap,body>.subnav,body>footer.sfoot{max-width:var(--site-w)!important;margin-left:auto!important;margin-right:auto!important;padding-left:var(--site-g)!important;padding-right:var(--site-g)!important;box-sizing:border-box;min-width:0}
body>.notice{max-width:calc(var(--site-w) - 2*var(--site-g))!important;margin-left:auto!important;margin-right:auto!important;box-sizing:border-box}
@media(max-width:700px){body>.notice{margin-left:var(--site-g)!important;margin-right:var(--site-g)!important}}
/* 2026-10-29 breadcrumb spacing under the header: ~22px laptop, 16px phone */
nav[aria-label="Breadcrumb"]{display:block;margin-top:22px!important;margin-bottom:10px}
@media(max-width:700px){nav[aria-label="Breadcrumb"]{margin-top:16px!important}}
/* 2026-10-29 guide nav (9 links) fits the 1036px header without a 1px scroll */
@media(min-width:701px){header nav .navlink{padding-left:9px;padding-right:9px}}

/* 2026-10-29 phone tap targets >=44px in the footer */
@media(max-width:700px){.sfoot .flinks a{min-height:44px;display:inline-flex;align-items:center}}

/* iOS Safari date-input overflow fix (no forced width; only cap it) */
input[type=date],input[type=time],input[type=datetime-local]{-webkit-appearance:none;appearance:none;max-width:100%;min-width:0;box-sizing:border-box;text-align:left}
input[type=date]::-webkit-date-and-time-value,input[type=time]::-webkit-date-and-time-value,input[type=datetime-local]::-webkit-date-and-time-value{text-align:left}

/* form-field containment (iOS Safari): fields never exceed their container */
input:not([type=checkbox]):not([type=radio]),select,textarea{box-sizing:border-box;max-width:100%;min-width:0}

/* 2026-10-30: links underline on hover/focus only, site-wide (Steve). Classed links keep their own hover styles. */a{text-decoration:none}a:not([class]):hover,a:not([class]):focus-visible{text-decoration:underline;text-underline-offset:2px}