/* Desk Duel: reconciliation look. Ledger-paper background, navy ink, tick green for correct, break red for wrong. */
:root{
  --bg:#EDF2EE; --surface:#FFFFFF; --surface2:#E2EAE4; --line:#C6D3CA; --bar:#E7EFE9;
  --ink:#15202B; --ink2:#506058; --accent:#1B2F4B; --accent-ink:#FFFFFF;
  --gain:#0E8A5F; --loss:#CF2F45; --amber:#A8660A; --gain-bg:#D9F0E4; --loss-bg:#FBE1E5;
  --f-display:"Archivo","Inter Display","Segoe UI",system-ui,sans-serif;
  --f-body:"IBM Plex Sans","Segoe UI",system-ui,sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0C1411; --surface:#131D18; --surface2:#1C2923; --line:#2B3C33; --bar:#17221C;
  --ink:#E7EFEA; --ink2:#95A99D; --accent:#A9C1FF; --accent-ink:#0C1411;
  --gain:#3DDC9A; --loss:#FF6F82; --amber:#F2B84B; --gain-bg:#123326; --loss-bg:#3A1820; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0C1411; --surface:#131D18; --surface2:#1C2923; --line:#2B3C33; --bar:#17221C;
  --ink:#E7EFEA; --ink2:#95A99D; --accent:#A9C1FF; --accent-ink:#0C1411;
  --gain:#3DDC9A; --loss:#FF6F82; --amber:#F2B84B; --gain-bg:#123326; --loss-bg:#3A1820; color-scheme:dark}

*{box-sizing:border-box}
html,body{min-height:100%}
body{background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:15px;line-height:1.5;
  padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));padding-block:16px 40px}
button,input{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.wrap{max-width:620px;margin:0 auto;display:flex;flex-direction:column;gap:16px}
.top{display:flex;align-items:center;justify-content:space-between;gap:12px;min-width:0}
.brand{display:flex;align-items:center;gap:10px;background:none;border:0;padding:0;text-align:left}
.brand b{font-family:var(--f-display);font-weight:800;font-stretch:110%;font-size:21px;letter-spacing:-.015em}
.brand svg{width:32px;height:32px;flex:none;display:block}
.brand small{font-size:12px;color:var(--ink2);letter-spacing:.01em}
.top .me{display:flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:5px 12px 5px 6px;min-width:0;max-width:60%}
.top .me .av{width:26px;height:26px;border-radius:50%;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center;font-family:var(--f-display);font-weight:700;font-size:13px;flex:none}
.top .me span.nm{font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
h1,h2,h3{font-family:var(--f-display);letter-spacing:-.015em;margin:0;text-wrap:balance}
h1{font-weight:800;font-stretch:108%}
h1{font-size:30px;line-height:1.1;font-weight:700}
h2{font-size:19px;font-weight:600}
.muted{color:var(--ink2)}
.small{font-size:13px}
.mono{font-family:var(--f-mono);font-variant-numeric:tabular-nums}

.btn{border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:11px 16px;font-weight:500;min-height:44px}
.btn:hover{background:var(--surface2)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:600}
.btn.primary:hover{filter:brightness(1.08)}
.btn.ghost{background:none;border-color:transparent;color:var(--ink2);padding:8px 10px;min-height:36px}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.row>.grow{flex:1 1 140px}

label.f{display:flex;flex-direction:column;gap:6px;font-weight:500;font-size:13px}
input[type=text],input[type=email]{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:11px 12px;min-height:44px;width:100%}
input::placeholder{color:var(--ink2);opacity:.7}

.tiers{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.tier{position:relative;display:flex;flex-direction:column;gap:2px;text-align:left;background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:12px;min-width:0}
.tier b{font-family:var(--f-display);font-size:17px}
.tier span{font-family:var(--f-mono);font-size:12px;color:var(--ink2)}
.tier[aria-checked="true"]{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent);background:var(--surface2)}

.panel{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:16px;display:flex;flex-direction:column;gap:12px;min-width:0}
.daily{display:flex;justify-content:space-between;gap:14px;align-items:center;flex-wrap:wrap}
.daily .d-l{display:flex;flex-direction:column;gap:2px;min-width:0}
.streak{font-family:var(--f-mono);font-size:12px;color:var(--amber);font-weight:600;letter-spacing:.04em;text-transform:uppercase}

.modes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.mode{display:flex;flex-direction:column;gap:6px;text-align:left;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:14px;min-width:0}
.mode:hover{border-color:var(--accent)}
.mode b{font-family:var(--f-display);font-size:17px;font-weight:600}
.mode .meta{font-family:var(--f-mono);font-size:11px;color:var(--ink2);text-transform:uppercase;letter-spacing:.06em}
.mode p{margin:0;font-size:13px;color:var(--ink2)}

.switch{display:flex;align-items:center;justify-content:space-between;gap:12px}
.switch button{width:46px;height:26px;border-radius:999px;border:1px solid var(--line);background:var(--surface2);position:relative;flex:none;padding:0}
.switch button::after{content:"";position:absolute;top:2px;left:2px;width:20px;height:20px;border-radius:50%;background:var(--ink2);transition:transform .15s}
.switch button[aria-checked="true"]{background:var(--accent);border-color:var(--accent)}
.switch button[aria-checked="true"]::after{transform:translateX(20px);background:var(--accent-ink)}

.stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.stat{display:flex;flex-direction:column;gap:2px;padding:10px 0;border-top:1px solid var(--line)}
.stat b{font-family:var(--f-display);font-size:23px;font-weight:700;font-variant-numeric:tabular-nums}
.stat span{font-size:12px;color:var(--ink2)}

/* play */
.hud{display:flex;justify-content:space-between;align-items:center;gap:10px}
.hud .l{display:flex;align-items:center;gap:10px;min-width:0}
.chip{font-family:var(--f-mono);font-size:11px;text-transform:uppercase;letter-spacing:.08em;border:1px solid var(--line);border-radius:4px;padding:3px 7px;color:var(--ink2);white-space:nowrap}
.lives{display:flex;gap:4px}
.lives i{width:10px;height:10px;border-radius:50%;background:var(--loss)}
.lives i.off{background:none;border:1px solid var(--line)}
.pnl{font-family:var(--f-mono);font-weight:600;font-size:22px;font-variant-numeric:tabular-nums}
.pnl small{font-size:10px;letter-spacing:.1em;color:var(--ink2);margin-right:6px;font-weight:500}
.pnl.up{color:var(--gain)} .pnl.dn{color:var(--loss)}
.tbar{height:6px;background:var(--surface2);border-radius:3px;overflow:hidden}
.tbar i{display:block;height:100%;width:100%;background:var(--accent);transform-origin:left}
.tbar i.low{background:var(--loss)}
.tmeta{display:flex;justify-content:space-between;font-family:var(--f-mono);font-size:12px;color:var(--ink2)}
.ticket{background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:0}
.tk-head{display:flex;justify-content:space-between;gap:10px;padding:10px 16px;border-bottom:1px dashed var(--line);font-family:var(--f-mono);font-size:12px;color:var(--ink2);flex-wrap:wrap}
.lvl{font-weight:600}
.lvl.l1{color:var(--gain)} .lvl.l2{color:var(--accent)} .lvl.l3{color:var(--amber)} .lvl.l4{color:var(--loss)}
.q{margin:0;padding:16px;font-size:17px;line-height:1.5;font-weight:500}
.opts{display:flex;flex-direction:column;gap:8px}
.opt{display:flex;gap:12px;align-items:flex-start;text-align:left;background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:12px;min-width:0}
.opt:hover:not([aria-disabled="true"]){border-color:var(--accent);background:var(--surface2)}
.opt .k{font-family:var(--f-mono);font-weight:600;font-size:13px;width:24px;height:24px;border-radius:4px;background:var(--surface2);display:grid;place-items:center;flex:none;margin-top:1px}
.opt span.t{min-width:0;overflow-wrap:anywhere}
.opt[aria-disabled="true"]{cursor:default}
.opt.right{border-color:var(--gain);background:var(--gain-bg)}
.opt.right .k{background:var(--gain);color:var(--bg)}
.opt.wrong{border-color:var(--loss);background:var(--loss-bg)}
.opt.wrong .k{background:var(--loss);color:var(--bg)}
.fb{display:flex;flex-direction:column;gap:10px;border-left:3px solid var(--line);padding:4px 0 4px 14px}
.fb.ok{border-color:var(--gain)} .fb.no{border-color:var(--loss)}
.fb .v{font-family:var(--f-mono);font-weight:600;font-size:14px}
.fb.ok .v{color:var(--gain)} .fb.no .v{color:var(--loss)}
.fb p{margin:0;font-size:14px}

/* result */
.big{font-family:var(--f-display);font-stretch:108%;font-size:56px;font-weight:800;line-height:1;font-variant-numeric:tabular-nums}
.big.up{color:var(--gain)} .big.dn{color:var(--loss)}
.miss{display:flex;flex-direction:column;gap:6px;padding:12px 0;border-top:1px solid var(--line)}
.miss .ref{font-family:var(--f-mono);font-size:12px;color:var(--ink2)}
.miss p{margin:0;font-size:14px}
.ans{font-size:14px}
.ans b{color:var(--gain);font-weight:600}

/* board */
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chipb{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:7px 14px;font-size:13px;font-weight:500;min-height:36px}
.chipb[aria-pressed="true"]{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.lb{display:flex;flex-direction:column}
.lb .r:nth-child(even){background:var(--bar)}
.lb .r{display:grid;grid-template-columns:28px minmax(0,1fr) auto;gap:10px;align-items:center;padding:11px 0;border-top:1px solid var(--line)}
.lb .r:first-child{border-top:0}
.lb .r{padding-left:8px;padding-right:8px}
.lb .r.me{background:var(--surface2);box-shadow:inset 3px 0 0 var(--accent)}
.lb .rk{font-family:var(--f-mono);color:var(--ink2);font-size:13px}
.lb .who{display:flex;flex-direction:column;min-width:0}
.lb .who b{font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.lb .who span{font-size:12px;color:var(--ink2)}
.lb .sc{font-family:var(--f-mono);font-weight:600}
.tag{font-family:var(--f-mono);font-size:10px;letter-spacing:.08em;text-transform:uppercase;border:1px solid var(--line);border-radius:3px;padding:1px 5px;margin-left:6px;color:var(--ink2);vertical-align:middle}

.duel{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.duel .side{border:1px solid var(--line);border-radius:10px;padding:14px;display:flex;flex-direction:column;gap:4px;min-width:0;background:var(--surface)}
.duel .side.win{border-color:var(--gain)}
.duel .side b{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.note{font-size:12px;color:var(--ink2);border-top:1px dashed var(--line);padding-top:10px}
@media (max-width:420px){.tiers,.modes{grid-template-columns:minmax(0,1fr)}.big{font-size:44px}}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

body{margin:0}
.gbtn{display:flex;align-items:center;justify-content:center;gap:10px;width:100%}
.or{display:flex;align-items:center;gap:12px;color:var(--ink2);font-size:12px;text-transform:uppercase;letter-spacing:.08em}
.or::before,.or::after{content:"";flex:1;height:1px;background:var(--line)}
input[type=password]{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:11px 12px;min-height:44px;width:100%}

/* my analysis */
.stack{display:flex;flex-direction:column;gap:14px}
.stats.s2{grid-template-columns:repeat(2,minmax(0,1fr))}
.mode.wide{grid-column:1/-1;width:100%}
.g{color:var(--gain)} .a{color:var(--amber)} .neg{color:var(--loss)}
.cats{display:flex;flex-direction:column;gap:12px}
.cat{display:flex;flex-direction:column;gap:5px}
.cat .ch{display:flex;justify-content:space-between;gap:10px;align-items:baseline}
.bar{height:8px;background:var(--surface2);border-radius:4px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--ink2)}
.bar i.g{background:var(--gain)} .bar i.a{background:var(--amber)} .bar i.neg{background:var(--loss)}
.tag.good{color:var(--gain);border-color:var(--gain)} .tag.bad{color:var(--loss);border-color:var(--loss)}
.kv{display:flex;justify-content:space-between;gap:10px;padding:9px 0;border-top:1px solid var(--line)}
.kv:first-child{border-top:0}
.chart{width:100%;height:auto;display:block}
.ch-grid{stroke:var(--line);stroke-width:1}
.ch-tx{fill:var(--ink2);font-family:var(--f-mono);font-size:9px}
.ch-line{fill:none;stroke:var(--gain);stroke-width:2;stroke-linejoin:round;stroke-linecap:round}
.ch-area{fill:var(--gain);opacity:.14}
.ch-dot{fill:var(--gain)}
.rv{border-top:1px solid var(--line);padding:10px 0}
.rv summary{display:flex;justify-content:space-between;gap:12px;cursor:pointer;font-size:14px}
.rv summary span:first-child{min-width:0;overflow-wrap:anywhere}
.rv summary .mono{white-space:nowrap;font-size:12px}
.rv p{margin:8px 0 0}
.tablewrap{overflow-x:auto}
.tablewrap table{width:100%;border-collapse:collapse;font-size:14px}
.tablewrap th,.tablewrap td{text-align:left;padding:8px 10px 8px 0;border-top:1px solid var(--line)}
.tablewrap th{font-size:12px;color:var(--ink2);font-weight:500;border-top:0}

/* landing (signed-out) */
.wrap[data-v="auth"]{max-width:1040px}
.land{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);grid-template-areas:"text sign" "demo sign" "steps sign";gap:28px 40px;align-items:start}
.l-text{grid-area:text;display:flex;flex-direction:column;gap:16px;padding-top:8px}
.l-demo{grid-area:demo}.l-steps{grid-area:steps}
.l-sign{grid-area:sign;position:sticky;top:16px}
.hero-h{font-size:clamp(34px,6.4vw,58px);line-height:1.02;max-width:14ch}
.hero-sub{margin:0;font-size:17px;max-width:44ch;color:var(--ink2)}
.demo{background:var(--surface);border:1px solid var(--line);border-radius:6px;overflow:hidden}
.demo .tk-head{display:flex;justify-content:space-between;gap:10px;padding:10px 16px;border-bottom:1px dashed var(--line);font-size:12px;color:var(--ink2);flex-wrap:wrap}
.demo .dq{margin:0;padding:16px 16px 6px;font-size:17px;font-weight:500;line-height:1.45;max-width:60ch}
.demo .dopts{display:flex;flex-direction:column;gap:8px;padding:10px 16px 16px}
.demo .opt{cursor:default;position:relative}
.demo .opt.right .k{background:none;color:var(--gain)}
.demo .tick{width:24px;height:24px;flex:none;margin-top:-1px}
.demo .tick path{fill:none;stroke:var(--gain);stroke-width:3.2;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:30;stroke-dashoffset:30;animation:draw .55s .9s ease-out forwards}
.demo .opt:not(.right) .tick{display:none}
.demo .opt.right{animation:ok .01s .9s forwards;background:var(--surface);border-color:var(--line)}
@keyframes draw{to{stroke-dashoffset:0}}
@keyframes ok{to{background:var(--gain-bg);border-color:var(--gain)}}
.demo .dfoot{padding:10px 16px;border-top:1px dashed var(--line);font-size:13px;color:var(--ink2)}
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;counter-reset:s}
.steps li{counter-increment:s;border-top:2px solid var(--ink);padding-top:10px;display:flex;flex-direction:column;gap:4px}
.steps li::before{content:counter(s);font-family:var(--f-display);font-weight:800;font-size:22px;color:var(--gain);line-height:1}
.steps b{font-family:var(--f-display);font-weight:700;font-size:16px}
.steps span{font-size:14px;color:var(--ink2)}
.cover{margin:14px 0 0;font-size:14px;color:var(--ink2);max-width:64ch}
.sharecard{display:flex;flex-direction:column;gap:12px}
.sharecard .prev{width:100%;aspect-ratio:1/1;border-radius:10px;border:1px solid var(--line);background:var(--surface2);display:grid;place-items:center;overflow:hidden}
.sharecard img{width:100%;height:100%;display:block}
.a.btn{text-decoration:none;display:inline-flex;align-items:center;justify-content:center}
html{scroll-behavior:smooth}
@media (max-width:820px){
  .land{grid-template-columns:minmax(0,1fr);grid-template-areas:"text" "sign" "demo" "steps"}
  .l-sign{position:static}
  .steps{grid-template-columns:minmax(0,1fr)}
}
@media (prefers-reduced-motion:reduce){
  .demo .tick path{animation:none;stroke-dashoffset:0}
  .demo .opt.right{animation:none;background:var(--gain-bg);border-color:var(--gain)}
  html{scroll-behavior:auto}
}
.chip{font-family:var(--f-body);text-transform:none;letter-spacing:0;font-size:12px}
.tk-head{font-family:var(--f-body)}
.or{text-transform:none;letter-spacing:0;font-size:13px}
.brand b{white-space:nowrap}
@media (max-width:520px){.brand small{display:none}.top .me{max-width:52%}}
.switch{flex-direction:row}
.mode .meta{font-family:var(--f-body);text-transform:none;letter-spacing:0;font-size:12px}
.streak{font-family:var(--f-body);text-transform:none;letter-spacing:0;font-size:13px}

/* retention, reports, taster */
.prog .pr-top{display:flex;justify-content:space-between;align-items:flex-end;gap:12px}
.prog .pr-l,.prog .pr-r{display:flex;flex-direction:column;gap:2px;min-width:0}
.prog .pr-l b{font-family:var(--f-display);font-size:19px;font-weight:700}
.prog .pr-r{align-items:flex-end}
.prog .pr-r b{font-family:var(--f-display);font-size:28px;font-weight:800;font-variant-numeric:tabular-nums;line-height:1}
.prog .bar i{background:var(--gain)}
.progline{display:flex;flex-direction:column;gap:2px;padding:10px 0;border-top:1px solid var(--line)}
.progline b{font-family:var(--f-display);font-size:22px;font-variant-numeric:tabular-nums}
.lvlup{margin:0;padding:10px 12px;border-radius:8px;background:var(--gain-bg);color:var(--gain);font-weight:600}
.winner{margin:0;padding:10px 12px;border-radius:8px;background:var(--gain-bg);font-size:14px}
.btn.sm{padding:6px 10px;min-height:32px;font-size:13px}
.btn.danger{background:var(--loss);border-color:var(--loss);color:#fff;font-weight:600}
.rpf{display:flex;flex-direction:column;gap:10px;margin-top:10px;padding:12px;border:1px solid var(--line);border-radius:8px;background:var(--surface2)}
.rpf select{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:10px;min-height:44px;width:100%}
.taster{display:flex;flex-direction:column;gap:8px;padding:14px 0 0;border-top:1px solid var(--line);max-width:46ch}
.l-foot{grid-column:1/-1;margin:0}
.l-foot a,.panel a,.note a{color:var(--accent)}
input[type=time]{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:11px 12px;min-height:44px;width:100%}