:root{--bg:#eef2f5;--panel:#fbfcfd;--ink:#14213d;--mute:#4d5d70;--line:#c5cfda;--grid:rgba(20,33,61,.06);--gain:#0f7b6c;--loss:#c8372d;--focus:#2a5bd7}
@media (prefers-color-scheme:dark){:root{--bg:#0f1724;--panel:#162033;--ink:#e7edf5;--mute:#9aabc0;--line:#2b3a52;--grid:rgba(231,237,245,.05);--gain:#3fc8b2;--loss:#ff8174;--focus:#8ab0ff}}
*{box-sizing:border-box}
html{color-scheme:light dark}
@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}
body{margin:0;color:var(--ink);font:1.0625rem/1.6 ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:linear-gradient(var(--grid) 1px,transparent 1px) 0 0/24px 24px,linear-gradient(90deg,var(--grid) 1px,transparent 1px) 0 0/24px 24px,var(--bg)}
a{color:var(--ink)}
.wrap{max-width:1040px;margin:0 auto;padding:56px 20px}
.bar{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px 24px;max-width:1040px;margin:0 auto;padding:16px 20px}
.brand{font:700 1.15rem Georgia,"Times New Roman",serif;text-decoration:none}
nav a{margin-left:20px;color:var(--mute);text-decoration:none}
nav a:first-child{margin-left:0}
nav a:hover,.brand:hover{text-decoration:underline}
a:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
h1,h2,h3{font-family:Georgia,"Times New Roman",serif;line-height:1.15;margin:0 0 .6em}
h1{font-size:clamp(2.1rem,5.5vw,3.3rem);letter-spacing:-.01em}
h2{font-size:1.6rem}
h3{font-size:1.2rem;margin-top:2em}
p{max-width:62ch}
.lead{font-size:1.2rem}
.note{color:var(--mute);font-size:.95rem}
.hero{display:grid;gap:40px;grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr));align-items:start;padding-top:32px}
.ticket{background:var(--panel);border:2px solid var(--ink);border-radius:6px;padding:24px}
.ticket h2{font-size:1.25rem}
.fields{display:grid;gap:14px;grid-template-columns:1fr 1fr}
.fields label:last-child{grid-column:1/-1}
label{display:block;font-size:.9rem;color:var(--mute)}
input{display:block;width:100%;margin-top:4px;padding:10px 12px;border:1px solid var(--line);border-radius:4px;background:var(--bg);color:var(--ink);font:inherit;font-variant-numeric:tabular-nums}
.ladder{display:block;width:100%;height:auto;margin:20px 0 4px;padding-top:16px;border-top:2px dashed var(--line)}
.ladder .ax{stroke:var(--line);stroke-width:2}
.ladder .zg{fill:var(--gain);opacity:.2}
.ladder .zr{fill:var(--loss);opacity:.2}
.ladder .lg,.ladder .lr,.ladder .lk{stroke-width:3}
.ladder .lg{stroke:var(--gain)}
.ladder .lr{stroke:var(--loss)}
.ladder .lk{stroke:var(--ink)}
.ladder text{font:600 13px ui-sans-serif,system-ui,sans-serif;fill:var(--ink)}
.ladder .tg{fill:var(--gain)}
.ladder .tr{fill:var(--loss)}
.res{margin:0}
.res div{display:flex;justify-content:space-between;gap:16px;padding:9px 0;border-bottom:1px solid var(--line)}
.res dt{color:var(--mute)}
.res dd{margin:0;font-weight:700;font-variant-numeric:tabular-nums}
.msg{margin:12px 0 0;font-size:.92rem;color:var(--mute)}
.habits{display:grid;gap:0 40px;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr))}
.habits p{margin:0;padding:16px 0;border-top:1px solid var(--line)}
details{border-top:1px solid var(--line);padding:14px 0}
details:last-of-type{border-bottom:1px solid var(--line)}
summary{cursor:pointer;font-weight:600}
details p{margin:8px 0 0;color:var(--mute)}
.warn{border:2px solid var(--loss);border-radius:6px;background:var(--panel);padding:24px}
.warn h2{color:var(--loss)}
.warn p{margin:0}
.foot{padding-top:0;color:var(--mute);font-size:.9rem}