/* Tempo design system — direction A "Performance" (docs/DESIGN-SYSTEM.md).
   Tokens first; components; layout (sidebar ≥ 760px, bottom tab bar below); pages last.
   Theme: dark by default, light via prefers-color-scheme or data-theme="light"; large-text via data-scale="large". */

:root{
  --bg:#14151A;--bg-2:#0F1013;--card:#1C1E26;--card-2:#22252F;--line:#333743;--line-2:#3E4351;
  --fg:#F3F4F8;--muted:#9AA0AE;--accent:#4ECC7C;--accent-ink:#0E1A13;--accent-soft:rgba(78,204,124,.14);
  --track:#262933;--warn:#F0B34A;--bad:#FF6B6B;--ok:#4ECC7C;--info:#6FA8FF;
  --r:18px;--r-sm:12px;--r-xs:8px;
  --display:'Barlow Condensed','Arial Narrow',Impact,sans-serif;--body:'Barlow','Helvetica Neue',Arial,sans-serif;
  --base:16px;--h1:34px;--h2:22px;--h3:17px;--tile:34px;--btn-h:50px;--pad:18px;--target:44px;
  --shadow:0 10px 30px rgba(0,0,0,.35);
  color-scheme:dark;
}
:root[data-theme="light"]{
  --bg:#F7F4EE;--bg-2:#EFEBE3;--card:#FFFFFF;--card-2:#F4F1EA;--line:#CFC8BA;--line-2:#B9B1A2;
  --fg:#1F2A2A;--muted:#4F5C5C;--accent:#0F6E6E;--accent-ink:#FFFFFF;--accent-soft:rgba(15,110,110,.12);
  --track:#E3EBEA;--warn:#8A5A12;--bad:#B3261E;--ok:#0F6E6E;--info:#245DAD;--shadow:0 10px 30px rgba(31,42,42,.10);
  color-scheme:light;
}
@media (prefers-color-scheme: light){
  :root:not([data-theme="dark"]):not([data-theme="light"]){
    --bg:#F7F4EE;--bg-2:#EFEBE3;--card:#FFFFFF;--card-2:#F4F1EA;--line:#CFC8BA;--line-2:#B9B1A2;
    --fg:#1F2A2A;--muted:#4F5C5C;--accent:#0F6E6E;--accent-ink:#FFFFFF;--accent-soft:rgba(15,110,110,.12);
    --track:#E3EBEA;--warn:#8A5A12;--bad:#B3261E;--ok:#0F6E6E;--info:#245DAD;--shadow:0 10px 30px rgba(31,42,42,.10);
    color-scheme:light;
  }
}
:root[data-scale="large"]{--base:19px;--h1:34px;--h2:26px;--h3:20px;--tile:36px;--btn-h:60px;--pad:20px;--target:52px;--r:22px;--r-sm:14px;--body:'Atkinson Hyperlegible','Trebuchet MS',Verdana,sans-serif;--display:'Atkinson Hyperlegible','Trebuchet MS',Verdana,sans-serif}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:var(--base)/1.45 var(--body);-webkit-font-smoothing:antialiased;min-height:100vh}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
h1,h2,h3,.display{font-family:var(--display);font-weight:700;letter-spacing:.1px;line-height:1.08;margin:0}
h1{font-size:var(--h1)}h2{font-size:var(--h2);margin:22px 0 10px}h3{font-size:var(--h3);margin:14px 0 6px}
p{margin:.4em 0}
.muted{color:var(--muted)}.small{font-size:13px}.tiny{font-size:12px}.strong{font-weight:700}
.eyebrow{color:var(--muted);font-size:12.5px;letter-spacing:.11em;text-transform:uppercase;font-weight:600}
.big{font-family:var(--display);font-weight:700;font-size:var(--tile);line-height:1;letter-spacing:-.3px;white-space:nowrap}
.hidden{display:none!important}
svg.i{width:20px;height:20px;flex-shrink:0;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;vertical-align:-4px}

/* ---------- layout: shell ---------- */
.shell{display:flex;min-height:100vh}
.sidenav{display:none}
main{flex:1;min-width:0;padding:22px 16px 92px;max-width:1120px;margin:0 auto;width:100%}
.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:14px;flex-wrap:wrap;margin:0 0 16px}
.page-head .actions{display:flex;gap:10px;flex-wrap:wrap}
.brandline{display:flex;align-items:center;gap:12px}
.mark{width:34px;height:34px;flex-shrink:0}
.tabbar{position:fixed;left:0;right:0;bottom:0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));padding:8px 6px calc(10px + env(safe-area-inset-bottom));background:var(--card);border-top:1px solid var(--line);z-index:30}
.tabbar a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;min-height:48px;color:var(--muted);font-size:12px;font-weight:600;text-decoration:none}
.tabbar a.active{color:var(--accent)}.tabbar a:hover{text-decoration:none;color:var(--fg)}
.tabbar a svg.i{width:22px;height:22px}
.topline{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.topline .spacer{flex:1}
@media (min-width:760px){
  .sidenav{display:flex;flex-direction:column;gap:6px;width:248px;flex-shrink:0;padding:22px 16px;border-right:1px solid var(--line);background:var(--bg);position:sticky;top:0;height:100vh}
  .sidenav .brandline{padding:6px 8px 18px}
  .sidenav a.nav{display:flex;align-items:center;gap:12px;height:46px;padding:0 14px;border-radius:12px;font-weight:600;font-size:15px;color:var(--fg);border:1px solid transparent}
  .sidenav a.nav:hover{text-decoration:none;background:var(--card-2)}
  .sidenav a.nav.active{color:var(--accent);background:var(--card);border-color:var(--line)}
  .sidenav a.nav svg.i{color:var(--muted)}.sidenav a.nav.active svg.i{color:var(--accent)}
  .sidenav .foot{margin-top:auto;display:flex;flex-direction:column;gap:10px}
  .sidenav .numbercard{padding:14px;border-radius:14px;background:var(--card);border:1px solid var(--line)}
  .tabbar{display:none}
  main{padding:26px 32px 40px}
}

/* ---------- components ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:var(--pad);margin-bottom:14px}
.card.tight{padding:14px}
.card > h2:first-child,.card > h3:first-child{margin-top:0}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.tiles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-bottom:14px}
.tile{background:var(--card);border:1px solid var(--line);border-radius:var(--r-sm);padding:14px 14px 12px;display:flex;flex-direction:column;gap:2px;min-width:0}
.tile .big{font-size:var(--tile)}.tile .big .sub{color:var(--muted);font-size:18px}
.tile .label{color:var(--muted);font-size:13px}
.row{display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:var(--target);padding:6px 0;border-top:1px solid var(--line)}
.row:first-child{border-top:0}
.row .r{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:14px;white-space:nowrap}
.list{display:flex;flex-direction:column}
.pill{display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 11px;border-radius:999px;font-size:12.5px;font-weight:600;border:1px solid var(--line);color:var(--muted);white-space:nowrap}
.pill.accent,.pill.active,.pill.completed,.pill.ok{color:var(--accent);border-color:var(--accent)}
.pill.warn,.pill.abandoned,.pill.trial{color:var(--warn);border-color:var(--warn)}
.pill.bad{color:var(--bad);border-color:var(--bad)}
.pills{display:flex;gap:8px;flex-wrap:wrap}
button,.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:var(--btn-h);padding:0 18px;border-radius:var(--r-sm);border:0;background:var(--accent);color:var(--accent-ink);font:700 var(--base)/1 var(--body);cursor:pointer;text-decoration:none;white-space:nowrap}
button:hover,.btn:hover{filter:brightness(1.06);text-decoration:none}
button.secondary,.btn.secondary{background:transparent;border:1.5px solid var(--line-2);color:var(--fg)}
button.secondary:hover,.btn.secondary:hover{background:var(--card-2)}
button.danger,.btn.danger{background:transparent;border:1.5px solid var(--warn);color:var(--warn)}
button.small,.btn.small{height:44px;padding:0 14px;font-size:14px}
button.link,.btn.link{background:none;border:0;color:var(--accent);height:auto;padding:0;font-weight:600}
button:disabled,.btn.disabled{opacity:.5;cursor:default}
.btnrow{display:flex;gap:10px;flex-wrap:wrap}
form label{display:block;margin:12px 0 5px;color:var(--muted);font-size:13px;font-weight:600}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=tel],select,textarea{width:100%;min-height:48px;padding:10px 12px;border-radius:var(--r-sm);border:1.5px solid var(--line);background:var(--bg-2);color:var(--fg);font:var(--base) var(--body)}
input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:var(--accent)}
input[type=checkbox],input[type=radio]{width:20px;height:20px;accent-color:var(--accent)}
.checks{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:8px}
.checks label,.choice{display:flex;align-items:center;gap:10px;margin:0;color:var(--fg);font-size:15px;font-weight:600;min-height:52px;padding:10px 14px;border-radius:var(--r-sm);border:1.5px solid var(--line);background:var(--card);cursor:pointer}
.checks label:has(input:checked),.choice:has(input:checked){border-color:var(--accent);background:var(--accent-soft)}
.choice .sub{display:block;color:var(--muted);font-size:13px;font-weight:400}
.choices{display:flex;flex-direction:column;gap:8px}
.flash{padding:12px 14px;border-radius:var(--r-sm);margin-bottom:14px;background:var(--accent-soft);border:1px solid var(--accent);color:var(--fg)}
.flash.err{background:rgba(255,107,107,.12);border-color:var(--bad)}
.banner{padding:10px 14px;border-radius:var(--r-sm);margin-bottom:14px;font-size:13px;border:1px solid var(--line);color:var(--muted);background:var(--card)}
.banner.trial{border-color:var(--warn);color:var(--warn)}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:10px 10px;border-bottom:1px solid var(--line);vertical-align:top}
th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.08em}
.tablewrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
.kv{display:grid;grid-template-columns:150px 1fr;gap:6px 12px;font-size:14px}.kv dt{color:var(--muted)}.kv dd{margin:0}
.steps{display:flex;gap:6px;list-style:none;padding:0;margin:0 0 16px}
.steps li{flex:1;height:5px;border-radius:3px;background:var(--line);font-size:0}
.steps li.done,.steps li.current{background:var(--accent)}
.wizard{max-width:640px;margin:0 auto}
.login{max-width:400px;margin:40px auto}
.site-foot{margin-top:28px;padding-top:14px;border-top:1px solid var(--line)}
.exlist li{margin:6px 0}
.flags span{margin-right:6px}
.hero-num{font-family:var(--display);font-weight:700;font-size:26px;letter-spacing:.3px;white-space:nowrap}
.ring{position:relative;margin:0 auto}
.ring svg{transform:rotate(-90deg);display:block}
.ring .track{fill:none;stroke:var(--track);stroke-width:14}
.ring .fg{fill:none;stroke:var(--accent);stroke-width:14;stroke-linecap:round;transition:stroke-dashoffset .25s linear}
.ring .center{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px}
.ring .num{font-family:var(--display);font-weight:700;font-size:64px;line-height:1;letter-spacing:-1px}
.ring .lbl{color:var(--muted);font-size:13px;letter-spacing:.12em;text-transform:uppercase}
.photo{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:var(--r-sm);display:block;background:var(--track)}
.photo-tag{position:absolute;left:8px;top:8px;background:var(--bg);color:var(--fg);font-size:11px;font-weight:700;padding:3px 8px;border-radius:999px}
.stepnum{width:26px;height:26px;border-radius:50%;background:var(--accent);color:var(--accent-ink);font-weight:700;display:inline-flex;align-items:center;justify-content:center;font-size:13px;flex-shrink:0}
.excard{background:var(--card);border:1px solid var(--line);border-radius:var(--r-sm);overflow:hidden;display:flex;flex-direction:column}
.excard .photo{border-radius:0;aspect-ratio:3/2}
.excard .body{padding:12px 14px 14px}
.exgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px}
.searchbox{display:flex;align-items:center;gap:10px;min-height:48px;padding:0 14px;border:1.5px solid var(--line);border-radius:var(--r-sm);background:var(--bg-2);color:var(--muted)}
.searchbox input{border:0;background:transparent;min-height:auto;padding:0}
.chartbox{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px}
.legend{display:flex;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--muted)}

/* ---------- app workout page ---------- */
.wk{display:flex;flex-direction:column;gap:12px}
.wk-head{display:flex;align-items:center;justify-content:space-between;gap:10px}
.wk-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:var(--pad)}
.wk-ex{font-family:var(--display);font-weight:700;font-size:var(--h1);line-height:1.05;margin-top:2px}
.wk-target{font-size:18px;margin-top:4px}
.wk-ctl{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
.wk-ctl button{padding:0;margin:0}
.wk-input{display:flex;align-items:center;gap:10px;min-height:48px;padding:0 12px;border:1.5px solid var(--line);border-radius:var(--r-sm);background:var(--card)}
.wk-input input{border:0;background:transparent;min-height:auto;padding:6px 0;flex:1}
.wk-input button{height:38px;padding:0 12px;font-size:14px;margin:0}
.wk-log .row{min-height:40px;font-size:14px}
.wk-ring.work .fg{stroke:var(--ok)}.wk-ring.switch .fg{stroke:var(--warn)}.wk-ring.hold .fg{stroke:var(--info)}
.station-list .row.current{color:var(--accent);font-weight:700}
.howto-panel{position:fixed;left:0;right:0;bottom:0;max-height:78vh;overflow:auto;background:var(--card);border-top:1px solid var(--line);border-radius:var(--r) var(--r) 0 0;padding:var(--pad);box-shadow:var(--shadow);z-index:40}
.block-pill{margin-left:6px}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px}
.week-bars{display:flex;gap:6px;align-items:flex-end;height:110px}
.week-bars .bar{flex:1;display:flex;flex-direction:column;align-items:center;gap:6px;height:100%}
.week-bars .bar i{display:block;width:100%;background:var(--track);border-radius:6px 6px 2px 2px;margin-top:auto}
.week-bars .bar.now i{background:var(--accent)}
.week-bars .bar span{color:var(--muted);font-size:11px}