/* Mobile first. Phone layout is the base; the desktop sheet is restored at 700px.
   Nothing here is smaller than 12px, and no input is under 16px (iOS zooms the
   whole page on focus below that). */
:root{
  --ground:#F4F6F9; --panel:#FFFFFF; --panel-2:#EEF1F6;
  --ink:#16202B; --ink-2:#4A596C; --ink-3:#6C7A8B;
  --rule:#D9E0E9; --rule-2:#C3CDD9; --accent:#1D5FA8;
  --critical:#B3261E; --crit-bg:#FBE9E7;
  --warn:#96591A;  --warn-bg:#FBF0DF;
  --wait:#52627A;  --wait-bg:#E9EEF5;
  --done:#23694F;  --done-bg:#E2F0EA;
  --sans:"IBM Plex Sans",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  --cond:"IBM Plex Sans Condensed","IBM Plex Sans",ui-sans-serif,system-ui,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --pad:16px;                 /* side gutter, widened on desktop */
  --tap:44px;                 /* minimum comfortable touch target */
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --ground:#0F151C; --panel:#161F29; --panel-2:#1D2833;
  --ink:#E7EDF4; --ink-2:#AEBBCA; --ink-3:#7C8B9C;
  --rule:#253039; --rule-2:#35424F; --accent:#74AEEC;
  --critical:#F4796A; --crit-bg:#2E1A19;
  --warn:#E2A852; --warn-bg:#2B2115;
  --wait:#92A3B6; --wait-bg:#1C2530;
  --done:#64CBA0; --done-bg:#14261F;
}}
:root[data-theme="dark"]{
  --ground:#0F151C; --panel:#161F29; --panel-2:#1D2833;
  --ink:#E7EDF4; --ink-2:#AEBBCA; --ink-3:#7C8B9C;
  --rule:#253039; --rule-2:#35424F; --accent:#74AEEC;
  --critical:#F4796A; --crit-bg:#2E1A19;
  --warn:#E2A852; --warn-bg:#2B2115;
  --wait:#92A3B6; --wait-bg:#1C2530;
  --done:#64CBA0; --done-bg:#14261F;
}

*{box-sizing:border-box}
body{
  margin:0;background:var(--ground);color:var(--ink);
  font-family:var(--sans);font-size:17px;line-height:1.6;
  -webkit-font-smoothing:antialiased;-webkit-text-size-adjust:100%;
  overflow-wrap:break-word;
}
.boot{padding:60px 20px;text-align:center;color:var(--ink-3);font-family:var(--mono);font-size:14px}
.sheet{max-width:940px;margin:0 auto;padding:14px var(--pad) calc(104px + env(safe-area-inset-bottom))}

/* ---------- title block ---------- */
.titleblock{border:1.5px solid var(--rule-2);background:var(--panel);display:grid;grid-template-columns:1fr}
.tb-main{padding:16px var(--pad) 14px}
.tb-eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);margin:0 0 8px}
.tb-main h1{font-family:var(--cond);font-weight:700;font-size:clamp(30px,8.5vw,40px);line-height:1.05;letter-spacing:-.015em;margin:0 0 10px;text-wrap:balance}
.tb-sub{margin:0;color:var(--ink-2);font-size:16px;max-width:56ch}

/* the count reads as a strip on a phone, a side panel on a desktop */
.tb-count{
  border-top:1.5px solid var(--rule-2);background:var(--panel-2);
  padding:12px var(--pad);display:flex;align-items:center;gap:12px;
}
.tb-count .num{font-family:var(--cond);font-weight:700;font-size:40px;line-height:1;color:var(--accent);font-variant-numeric:tabular-nums}
.tb-count .lbl{font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-2)}
/* the label's own <br> is kept: "days to / departure" stacks neatly beside the number */

.tb-meta{border-top:1.5px solid var(--rule-2);display:flex;flex-direction:column}
.tb-meta div{padding:10px var(--pad);font-family:var(--mono);font-size:13px;color:var(--ink-2);border-bottom:1px solid var(--rule)}
.tb-meta div:last-child{border-bottom:0}
.tb-meta b{color:var(--ink);font-weight:600}

/* ---------- flag ---------- */
.flag{margin-top:18px;border:1.5px solid var(--critical);background:var(--crit-bg);padding:15px var(--pad)}
.flag-tag{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--critical);font-weight:600;display:block;margin-bottom:8px}
.flag h2{font-family:var(--cond);font-size:22px;font-weight:600;margin:0 0 9px;color:var(--ink);line-height:1.2}
.flag p{margin:0 0 10px;color:var(--ink-2);font-size:16px;max-width:68ch}
.flag p:last-child{margin-bottom:0}
.fn,.ref{font-family:var(--mono);font-size:14px;background:var(--panel);border:1px solid var(--rule-2);padding:1px 5px;color:var(--ink);word-break:break-word}

/* ---------- zones ---------- */
.zone{margin-top:28px}
/* Sticky on a phone so you always know which section you are scrolling through. */
.zone-head{
  position:sticky;top:0;z-index:5;background:var(--ground);
  display:flex;align-items:baseline;gap:10px;
  border-bottom:1.5px solid var(--rule-2);padding:10px 0 8px;margin-bottom:2px;
}
.zone-head h2{font-family:var(--cond);font-size:21px;font-weight:700;margin:0;text-transform:uppercase;letter-spacing:.01em}
.zone-head .rule-note{font-family:var(--mono);font-size:12.5px;color:var(--ink-3);margin-left:auto;text-align:right}
.zone-intro{margin:14px 0 6px;color:var(--ink-2);font-size:16px;max-width:74ch}

/* ---------- tasks ---------- */
.task{
  display:grid;grid-template-columns:34px 1fr;gap:0 12px;
  padding:14px 0;border-bottom:1px solid var(--rule);align-items:start;
}
.task:last-of-type{border-bottom:0}
.task .box{
  appearance:none;-webkit-appearance:none;position:relative;
  width:26px;height:26px;margin:1px 0 0;border:1.5px solid var(--rule-2);
  background:var(--panel);cursor:pointer;display:grid;place-content:center;
  flex:none;border-radius:3px;
}
/* Invisibly grow the hit area to 44px without moving anything on screen. */
.task .box::before{content:"";position:absolute;top:50%;left:50%;width:var(--tap);height:var(--tap);transform:translate(-50%,-50%)}
.task .box::after{content:"";width:13px;height:7px;border-left:3px solid var(--panel);border-bottom:3px solid var(--panel);transform:rotate(-45deg) translate(1px,-2px);opacity:0}
.task .box:checked{background:var(--done);border-color:var(--done)}
.task .box:checked::after{opacity:1}
.task .box:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

.t-body{min-width:0}
.t-line{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px;margin-bottom:4px}
.t-title{font-weight:600;font-size:17px;line-height:1.4;color:var(--ink)}
.t-note{margin:0;color:var(--ink-2);font-size:15.5px;line-height:1.55;max-width:74ch;white-space:pre-wrap}
.task.done .t-title{text-decoration:line-through;color:var(--ink-3)}
.task.done .t-note{opacity:.55}

/* On a phone the row actions sit under the text, right-aligned, so the title and
   note get the full width instead of surrendering 80px to two buttons. */
.t-actions{display:flex;gap:2px;flex:none;grid-column:2;justify-content:flex-end;margin-top:4px}
.iconbtn{
  background:none;border:1px solid transparent;color:var(--ink-3);cursor:pointer;
  font-size:17px;line-height:1;border-radius:4px;
  width:40px;height:40px;display:grid;place-content:center;
  -webkit-tap-highlight-color:transparent;
}
.iconbtn:active{background:var(--panel-2);color:var(--ink)}
.iconbtn:hover{color:var(--ink);border-color:var(--rule-2);background:var(--panel)}

/* ---------- chips ---------- */
.chip{font-family:var(--mono);font-size:12px;letter-spacing:.05em;text-transform:uppercase;font-weight:500;padding:2px 8px;border:1px solid currentColor;white-space:nowrap;flex:none;border-radius:3px}
.c-crit{color:var(--critical);background:var(--crit-bg)}
.c-warn{color:var(--warn);background:var(--warn-bg)}
.c-wait{color:var(--wait);background:var(--wait-bg)}
.c-done{color:var(--done);background:var(--done-bg)}
.c-plain{color:var(--ink-3);background:transparent}

/* ---------- tables ----------
   On a phone a 520px-wide table means sideways scrolling, so each row becomes a
   small stacked card with its column name as the label. */
.tablewrap{margin-top:12px}
table{border-collapse:collapse;width:100%;font-size:16px}
.tablewrap{overflow:visible;border:0;background:transparent}
table,tbody,tr,td{display:block;width:100%}
thead{display:none}
tr{border:1.5px solid var(--rule-2);background:var(--panel);margin-bottom:10px}
td{
  display:grid;grid-template-columns:minmax(88px,34%) 1fr;gap:12px;
  padding:10px var(--pad);border-bottom:1px solid var(--rule);
  color:var(--ink-2);vertical-align:top;
}
td:last-child{border-bottom:0}
td:empty{display:none}
td::before{
  content:attr(data-label);font-family:var(--mono);font-size:12px;
  letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);
}
/* The first column is the row's name, so it becomes the card's header rather
   than another label/value pair. */
td:first-child{
  display:block;color:var(--ink);font-weight:600;font-size:17px;
  background:var(--panel-2);border-bottom:1.5px solid var(--rule-2);
}
td:first-child::before{display:none}
td.num{font-family:var(--mono);font-variant-numeric:tabular-nums}

/* ---------- prose + list ---------- */
.prose{border:1.5px solid var(--rule-2);background:var(--panel);margin-top:12px}
.prose-head{font-family:var(--mono);font-size:12px;letter-spacing:.09em;text-transform:uppercase;color:var(--ink-3);padding:10px var(--pad);border-bottom:1px solid var(--rule);background:var(--panel-2)}
.prose pre{margin:0;padding:15px var(--pad);font-family:var(--sans);font-size:16px;line-height:1.6;color:var(--ink);white-space:pre-wrap;word-wrap:break-word}
.tickList{margin:12px 0 0;padding:0;list-style:none;display:grid;gap:10px}
.tickList li{font-size:16px;color:var(--ink-2);padding-left:24px;position:relative}
.tickList li::before{content:"\2713";position:absolute;left:0;color:var(--done);font-weight:700}
.tickList b{color:var(--ink);font-weight:600}

/* ---------- add row + buttons ---------- */
.addrow{display:flex;gap:8px;padding:14px 0 2px;align-items:stretch}
.addrow input{
  flex:1;min-width:0;font-family:var(--sans);font-size:16px;padding:11px 12px;
  border:1px solid var(--rule-2);background:var(--panel);color:var(--ink);border-radius:4px;
}
.addrow input:focus{outline:2px solid var(--accent);outline-offset:-1px}
.btn{
  font-family:var(--sans);font-size:16px;font-weight:500;padding:11px 16px;
  border:1px solid var(--rule-2);background:var(--panel);color:var(--ink);
  cursor:pointer;border-radius:4px;min-height:var(--tap);flex:none;
  -webkit-tap-highlight-color:transparent;
}
.btn:active{background:var(--panel-2)}
.btn:hover{border-color:var(--accent);color:var(--accent)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.primary:hover,.btn.primary:active{opacity:.9;color:#fff}

/* ---------- login ---------- */
.login{max-width:380px;margin:10vh auto;padding:24px var(--pad);border:1.5px solid var(--rule-2);background:var(--panel)}
.login h1{font-family:var(--cond);font-size:30px;margin:0 0 6px}
.login p{color:var(--ink-2);font-size:16px;margin:0 0 16px}
.login input{width:100%;font-size:17px;padding:12px;border:1px solid var(--rule-2);background:var(--ground);color:var(--ink);border-radius:4px;margin-bottom:12px}
.login .err{color:var(--critical);font-size:15px;margin:0 0 10px;min-height:1.2em}

/* ---------- status bar ---------- */
.statusbar{
  position:fixed;left:0;right:0;bottom:0;background:var(--panel);
  border-top:1.5px solid var(--rule-2);
  padding:10px var(--pad) calc(10px + env(safe-area-inset-bottom));
  display:flex;gap:10px;align-items:center;
  font-family:var(--mono);font-size:13px;color:var(--ink-2);z-index:20;
}
.statusbar .dot{width:9px;height:9px;border-radius:50%;background:var(--done);flex:none}
.statusbar .dot.off{background:var(--critical)}
.statusbar .dot.sync{background:var(--warn)}
.statusbar #statustext{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.statusbar .spacer{margin-left:auto}
.statusbar button{
  font-family:var(--mono);font-size:13px;background:none;border:0;color:var(--ink-3);
  cursor:pointer;text-decoration:underline;padding:8px 2px;flex:none;
  -webkit-tap-highlight-color:transparent;
}
.statusbar button:active{color:var(--ink)}

footer{margin-top:36px;padding-top:16px;border-top:1px solid var(--rule);font-family:var(--mono);font-size:13px;color:var(--ink-3);line-height:1.75}

/* ================= desktop =================
   Width alone is not enough: Chrome's "Desktop site" toggle reports a ~980px
   viewport on a phone, which would hand a handset the desktop type scale and
   then shrink it to fit — the small-text bug. Requiring a hover-capable
   pointer keeps touch devices on the phone layout whatever the width claims. */
@media (min-width:700px) and (hover:hover){
  :root{--pad:20px}
  body{font-size:16px;line-height:1.55}
  .sheet{padding:20px 16px calc(96px + env(safe-area-inset-bottom))}

  .titleblock{grid-template-columns:1fr auto}
  .tb-main{padding:18px 20px 16px}
  .tb-eyebrow{font-size:11.5px}
  .tb-main h1{font-size:clamp(28px,6vw,44px);line-height:1.02}
  .tb-sub{font-size:15.5px}
  .tb-count{
    border-top:0;border-left:1.5px solid var(--rule-2);
    flex-direction:column;justify-content:center;align-items:center;text-align:center;
    min-width:150px;padding:18px 20px;gap:0;
  }
  .tb-count .num{font-size:52px;line-height:.9}
  .tb-count .lbl{margin-top:8px;font-size:11px}
  .tb-meta{grid-column:1/-1;flex-direction:row;flex-wrap:wrap}
  .tb-meta div{width:auto;padding:9px 20px;font-size:12.5px;border-bottom:0;border-right:1px solid var(--rule)}
  .tb-meta div:last-child{border-right:0}

  .flag{padding:16px 18px}
  .flag h2{font-size:20px}
  .flag p{font-size:15px}
  .fn,.ref{font-size:13px}

  .zone{margin-top:34px}
  .zone-head{position:static;padding:0 0 8px;background:transparent}
  .zone-head h2{font-size:19px}
  .zone-head .rule-note{font-size:11.5px}
  .zone-intro{font-size:15px}

  .task{grid-template-columns:30px 1fr auto;padding:13px 0}
  .t-actions{grid-column:auto;margin-top:0;justify-content:flex-start}
  .task .box{width:22px;height:22px;margin:2px 0 0}
  .task .box::before{display:none}
  .task .box::after{width:11px;height:6px;border-left-width:2.5px;border-bottom-width:2.5px}
  .t-title{font-size:15.5px}
  .t-note{font-size:14.5px}
  .chip{font-size:11px}
  /* actions stay out of the way until the row is touched */
  .t-actions{opacity:0;transition:opacity .12s}
  .task:hover .t-actions,.task:focus-within .t-actions{opacity:1}
  .iconbtn{width:auto;height:auto;padding:4px 7px;font-size:15px}

  /* real table again */
  .tablewrap{overflow-x:auto;border:1px solid var(--rule);background:var(--panel);-webkit-overflow-scrolling:touch;margin-top:12px}
  table{display:table;font-size:14.5px;min-width:520px}
  thead{display:table-header-group}
  tbody{display:table-row-group}
  tr{display:table-row;border:0;background:transparent;margin:0}
  th{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;text-align:left;color:var(--ink-3);font-weight:500;padding:10px 14px;border-bottom:1.5px solid var(--rule-2);background:var(--panel-2);white-space:nowrap}
  td{display:table-cell;width:auto;padding:10px 14px;border-bottom:1px solid var(--rule);gap:0}
  td::before{display:none}
  td:empty{display:table-cell}
  tr:last-child td{border-bottom:0}
  td:first-child{display:table-cell;font-weight:500;font-size:inherit;background:transparent;border-bottom:1px solid var(--rule)}
  tr:last-child td:first-child{border-bottom:0}
  td.num{white-space:nowrap}

  .prose-head{padding:9px 16px;font-size:11.5px}
  .prose pre{padding:16px;font-size:15px}
  .tickList li{font-size:15px;padding-left:20px}

  .addrow input{font-size:15.5px;padding:9px 11px}
  .btn{font-size:14.5px;padding:9px 14px;min-height:0}

  .statusbar{padding:8px 16px calc(8px + env(safe-area-inset-bottom));font-size:11.5px}
  .statusbar button{font-size:11.5px;padding:0}
  footer{font-size:12px}
}

/* Touch devices keep the row actions visible even on a wide screen. */
@media (hover:none){.t-actions{opacity:1}}

@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

/* ---------- chat with Claude ----------
   A bottom sheet on a phone, a side panel on a desktop. It sits above the
   status bar because it is a conversation, not a control. Nothing here is
   under 16px: the composer is a real textarea and iOS zooms below that. */
.chat{
  position:fixed;left:0;right:0;bottom:0;z-index:30;
  height:min(78vh,660px);
  background:var(--panel);border-top:1.5px solid var(--rule-2);
  display:flex;flex-direction:column;
  box-shadow:0 -12px 32px rgba(0,0,0,.18);
}
.chat[hidden]{display:none}
.chat-head{
  display:flex;align-items:baseline;gap:10px;flex:none;
  padding:12px var(--pad);border-bottom:1.5px solid var(--rule-2);background:var(--panel-2);
}
.chat-title{font-family:var(--cond);font-size:19px;font-weight:700;text-transform:uppercase;letter-spacing:.01em}
.chat-sub{font-family:var(--mono);font-size:12px;color:var(--ink-3)}
.chat-head .iconbtn{margin-left:auto;align-self:center}

.chat-log{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:14px var(--pad);display:flex;flex-direction:column;gap:12px}
.chat-empty{margin:auto 0;color:var(--ink-3);font-size:15px;line-height:1.55;max-width:46ch}

.bub{max-width:88%;border:1px solid var(--rule-2);border-radius:4px;padding:9px 12px;background:var(--panel-2)}
.bub.me{align-self:flex-end;background:var(--wait-bg);border-color:var(--rule-2)}
.bub.them{align-self:flex-start;background:var(--panel-2)}
.bub-body{font-size:16px;line-height:1.55;color:var(--ink);white-space:pre-wrap}
.bub-foot{margin-top:5px;font-family:var(--mono);font-size:11px;color:var(--ink-3);display:flex;gap:8px;align-items:center}
.chat-state{text-transform:uppercase;letter-spacing:.06em}
.chat-state.s-pending{color:var(--ink-3)}
.chat-state.s-working{color:var(--warn)}
.chat-state.s-error{color:var(--critical)}

.chat-compose{
  flex:none;display:flex;gap:8px;align-items:flex-end;
  padding:10px var(--pad) calc(10px + env(safe-area-inset-bottom));
  border-top:1.5px solid var(--rule-2);background:var(--panel);
}
.chat-compose textarea{
  flex:1;min-width:0;resize:none;font-family:var(--sans);font-size:16px;line-height:1.45;
  padding:11px 12px;border:1px solid var(--rule-2);border-radius:4px;
  background:var(--ground);color:var(--ink);max-height:140px;
}
.chat-compose textarea:focus{outline:2px solid var(--accent);outline-offset:-1px}

/* unread mark on the status bar button */
.chat-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--critical);margin-left:5px;vertical-align:middle}
.chat-dot[hidden]{display:none}

/* the sheet must not scroll behind an open panel on a phone */
body.chat-open{overflow:hidden}

@media (min-width:700px) and (hover:hover){
  .chat{left:auto;top:0;bottom:0;width:min(440px,40vw);height:auto;border-top:0;border-left:1.5px solid var(--rule-2);box-shadow:-12px 0 32px rgba(0,0,0,.14)}
  .chat-head{padding:12px 16px}
  .chat-title{font-size:17px}
  .chat-log{padding:14px 16px}
  .bub-body{font-size:15px}
  .chat-compose{padding:10px 16px}
  .chat-compose textarea{font-size:15.5px}
  body.chat-open{overflow:auto}
}