:root{
  --brand:#F37021; --brand-soft:#FDF1E9;
  --ink:#0B0B0B; --surface:#FFFFFF; --raised:#FFFFFF; --canvas:#FAFAF9;
  --muted:#6B7280; --line:#E5E7EB;
  --ok:#15803D; --warn:#B45309; --danger:#B91C1C;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --brand:#FF8A45; --brand-soft:#2A1810;
  --ink:#F5F5F4; --surface:#0C0C0D; --raised:#151517; --canvas:#0C0C0D;
  --muted:#9CA3AF; --line:#26262A;
  --ok:#4ADE80; --warn:#FBBF24; --danger:#F87171;
}}
*{box-sizing:border-box;margin:0;padding:0}
body{background:var(--canvas);color:var(--ink);
  font:16px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
.wrap{max-width:820px;margin:0 auto;padding:0 20px}

header.top{border-bottom:1px solid var(--line);background:var(--surface);position:sticky;top:0;z-index:20}
.top .wrap{display:flex;align-items:center;gap:28px;height:62px}
.logo{font-weight:700;letter-spacing:-.02em;font-size:19px;display:flex;align-items:center;gap:9px}
.logo i{width:9px;height:9px;border-radius:50%;background:var(--brand);display:block}
nav{display:flex;gap:22px;margin-left:auto}
nav a{font-size:15px;color:var(--muted);padding:6px 0;border-bottom:2px solid transparent}
nav a:hover{color:var(--ink)}
nav a.on{color:var(--ink);font-weight:600;border-bottom-color:var(--brand)}

h1{font-size:30px;letter-spacing:-.03em;font-weight:700;margin:38px 0 6px}
.sub{color:var(--muted);font-size:15px;margin-bottom:34px}
h2{font-size:12px;letter-spacing:.09em;text-transform:uppercase;color:var(--muted);
  font-weight:700;margin:34px 0 12px;display:flex;align-items:center;gap:10px}
h2 .n{background:var(--line);color:var(--muted);border-radius:20px;padding:1px 8px;font-size:11px;letter-spacing:0}

.card{background:var(--raised);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.row{display:flex;gap:14px;padding:15px 18px;border-bottom:1px solid var(--line);align-items:flex-start}
.row:last-child{border-bottom:none}
.row.go{opacity:0;transform:translateX(14px);transition:all .28s ease}
.tick{flex:none;width:22px;height:22px;border:1.8px solid var(--line);border-radius:6px;
  background:transparent;cursor:pointer;margin-top:2px;transition:.14s;position:relative}
.tick:hover{border-color:var(--brand);background:var(--brand-soft)}
.tick::after{content:"";position:absolute;left:6px;top:2px;width:5px;height:10px;
  border:solid var(--brand);border-width:0 2px 2px 0;transform:rotate(45deg) scale(0);transition:.14s}
.tick:hover::after{transform:rotate(45deg) scale(1)}
.body{flex:1;min-width:0}
.txt{font-size:15.5px;line-height:1.45}
.meta{display:flex;gap:9px;align-items:center;flex-wrap:wrap;margin-top:6px;font-size:13px;color:var(--muted)}
.tag{font-size:11px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;
  padding:2px 7px;border-radius:5px;border:1px solid var(--line);color:var(--muted)}
.late{color:var(--danger);font-weight:600}
.soon{color:var(--warn);font-weight:600}
.done .txt{color:var(--muted);text-decoration:line-through;text-decoration-thickness:1px}
.bytime{flex:none;width:22px;height:22px;display:grid;place-items:center;color:var(--ok);margin-top:2px}

.note{border:1px dashed var(--line);border-radius:12px;padding:16px 18px;color:var(--muted);font-size:14.5px}
.toast{position:fixed;left:50%;bottom:26px;transform:translateX(-50%) translateY(90px);
  background:var(--ink);color:var(--surface);border-radius:10px;padding:13px 16px;
  display:flex;gap:16px;align-items:center;font-size:14.5px;transition:transform .25s ease;z-index:50;
  box-shadow:0 8px 28px rgba(0,0,0,.22)}
.toast.up{transform:translateX(-50%) translateY(0)}
.toast button{background:none;border:none;color:var(--brand);font:inherit;font-weight:700;cursor:pointer}

.brief{background:var(--raised);border:1px solid var(--line);border-radius:12px;padding:28px 26px}
.brief .when{color:var(--muted);font-size:13px;letter-spacing:.05em;text-transform:uppercase;font-weight:700}
.brief h3{font-size:13px;letter-spacing:.07em;text-transform:uppercase;margin:26px 0 10px;color:var(--brand)}
.brief ul{list-style:none;display:flex;flex-direction:column;gap:9px}
.brief li{padding-left:16px;position:relative;font-size:15.5px}
.brief li::before{content:"";position:absolute;left:0;top:9px;width:5px;height:5px;border-radius:50%;background:var(--brand)}
.brief .close{margin-top:26px;padding-top:20px;border-top:1px solid var(--line);color:var(--muted);font-size:15px;font-style:italic}

.conn{display:flex;align-items:center;gap:14px;padding:17px 18px;border-bottom:1px solid var(--line)}
.conn:last-child{border-bottom:none}
.dot{width:9px;height:9px;border-radius:50%;flex:none}
.dot.ok{background:var(--ok)} .dot.warn{background:var(--warn)} .dot.bad{background:var(--danger)}
.conn .name{font-weight:600;font-size:15.5px} .conn .when{color:var(--muted);font-size:13.5px;margin-top:2px}
.conn button{margin-left:auto;background:transparent;border:1px solid var(--line);border-radius:8px;
  padding:7px 13px;font:inherit;font-size:14px;color:var(--ink);cursor:pointer}
.conn button:hover{border-color:var(--brand);color:var(--brand)}
footer{color:var(--muted);font-size:13px;padding:44px 0 34px;text-align:center}
@media(max-width:560px){h1{font-size:25px}.top .wrap{gap:14px}nav{gap:15px}nav a{font-size:14px}}