/* LOCAL FONTS - GOOGLE SANS ROUNDED */
@font-face {
  font-family: 'GoogleSansRounded';
  src: url('fonts/GoogleSansRounded-Regular.ttf') format('truetype');
  font-weight: 400;
}

@font-face {
  font-family: 'GoogleSansRounded';
  src: url('fonts/GoogleSansRounded-Light.ttf') format('truetype');
  font-weight: 300;
}

@font-face {
  font-family: 'GoogleSansRounded';
  src: url('fonts/GoogleSansRounded-Medium.ttf') format('truetype');
  font-weight: 500;
}

@font-face {
  font-family: 'GoogleSansRounded';
  src: url('fonts/GoogleSansRounded-Bold.ttf') format('truetype');
  font-weight: 700;
}

:root{
  --bg:#0b0e1a; --card:#141828; --card2:#1b2034; --line:#262c44;
  --txt:#e8eaf4; --muted:#7d86a8;
  --green:#34d399; --purple:#a78bfa; --orange:#fb923c; --pink:#f472b6;
  --blue:#60a5fa; --cyan:#2dd4bf; --deep:#6366f1;
  --tooltip-bg:rgba(11,14,26,.94);
  --hr-zone-light:#22d3ee; --hr-zone-light-fill:#0b3a45;
  --hr-zone-moderate:#22c55e; --hr-zone-moderate-fill:#113a23;
  --hr-zone-vigorous:#fbbf24; --hr-zone-vigorous-fill:#3a2e10;
  --hr-zone-peak:#ff6b6b; --hr-zone-peak-fill:#3a181b;
}
:root[data-theme="dawn"]{
  --bg:#120f0c; --card:#1f1813; --card2:#2a2018; --line:#3b2b21;
  --txt:#f6ecdf; --muted:#b69b82;
  --green:#a8c97f; --purple:#d59a77; --orange:#f2a65f; --pink:#e18a91;
  --blue:#f0b36a; --cyan:#d9bd76; --deep:#c98366;
  --tooltip-bg:rgba(18,15,12,.94);
  --hr-zone-light:#22d3ee; --hr-zone-light-fill:#0b3a45;
  --hr-zone-moderate:#22c55e; --hr-zone-moderate-fill:#113a23;
  --hr-zone-vigorous:#fbbf24; --hr-zone-vigorous-fill:#3a2e10;
  --hr-zone-peak:#ff6b6b; --hr-zone-peak-fill:#3a181b;
}
*{box-sizing:border-box;margin:0;padding:0}
html{color-scheme:dark}
body{
  background:var(--bg); color:var(--txt);
  font-family:'GoogleSansRounded', 'Segoe UI', sans-serif;
  font-size:15px;line-height:1.45;font-weight:400;
  padding-bottom:96px; max-width:1120px; margin:0 auto;
}
body,.card,.metric,.icon-btn,.chip,.theme-toggle,.refresh-btn,nav{transition:background-color .2s ease,border-color .2s ease,color .2s ease}
header{display:flex;align-items:flex-end;justify-content:space-between;padding:18px 16px 12px;gap:12px}
.hdr-side{display:flex;flex-direction:column;justify-content:flex-end;gap:4px;font-size:13px}
.hdr-side.left{align-items:flex-start}
.hdr-side.right{align-items:flex-end;flex-direction:row}
.hdr-side .badge{display:inline-block}
h1{font-size:32px;font-weight:700;letter-spacing:-0.02em;text-align:center;flex:1;line-height:1.1}
h2{font-weight:700;letter-spacing:-0.01em}
.badge{font-size:9px;letter-spacing:.12em;color:var(--muted);border:1px solid var(--line);
  border-radius:999px;padding:4px 8px;font-weight:600}
.icon-btn{background:var(--card);border:1px solid var(--line);color:var(--txt);
  width:40px;height:40px;border-radius:50%;font-size:18px;cursor:pointer}
.icon-btn:hover{background:var(--card2)}
.theme-toggle{background:var(--card);border:1px solid var(--line);color:var(--txt);
  height:40px;border-radius:999px;padding:0 14px;font-size:12px;font-weight:700;
  letter-spacing:.08em;text-transform:uppercase;cursor:pointer}
.theme-toggle:hover{background:var(--card2)}
.refresh-btn{--refresh-angle:360deg;background:
  linear-gradient(var(--card),var(--card)) padding-box,
  conic-gradient(from -90deg,var(--blue) var(--refresh-angle),var(--line) 0) border-box;
  border:2px solid transparent;color:var(--txt);height:40px;border-radius:999px;
  padding:0 18px;font-size:12px;font-weight:700;letter-spacing:.08em;
  text-transform:uppercase;cursor:pointer;min-width:96px}
.refresh-btn:hover{background:
  linear-gradient(var(--card2),var(--card2)) padding-box,
  conic-gradient(from -90deg,var(--blue) var(--refresh-angle),var(--line) 0) border-box}
.refresh-btn.is-loading{opacity:.78}
.icon-btn:focus-visible,.chip:focus-visible,.nav-btn:focus-visible,.theme-toggle:focus-visible,.refresh-btn:focus-visible{outline:2px solid var(--blue);outline-offset:2px}

main{padding:0 16px}
.tab{display:none;flex-direction:column;gap:16px}
.tab.active{display:flex}
.card{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:20px}
.card-head{display:flex;align-items:center;gap:9px;margin-bottom:12px}
.card-head h2{font-size:12px;letter-spacing:.14em;text-transform:uppercase;font-weight:600;flex:1}
.card-head b{font-size:17px}
.tick{width:4px;height:16px;border-radius:2px;display:inline-block}
.tick.blue{background:var(--blue)} .tick.purple{background:var(--purple)}
.tick.pink{background:var(--pink)} .tick.orange{background:var(--orange)}
.tick.green{background:var(--green)}
.accent-blue{color:var(--blue)} .accent-orange{color:var(--orange)}
.muted{color:var(--muted)} .center{text-align:center}

/* hero rings */
.hero{display:flex;align-items:center;gap:26px;padding:20px;background:var(--card);border:1px solid var(--line);border-radius:24px}
.rings-wrap{position:relative;width:160px;height:160px;flex-shrink:0;filter:drop-shadow(0 0 16px rgba(52,211,153,.22))}
.rings-wrap svg{width:100%;height:100%;display:block}
.rings-center{position:absolute;inset:0;display:flex;flex-direction:column;
  align-items:center;justify-content:center;pointer-events:none}
.rings-center span{font-size:30px;font-weight:700;letter-spacing:-0.02em;color:var(--green);line-height:1;white-space:nowrap}
.rings-center small{color:var(--muted);font-size:11px;font-weight:500;letter-spacing:0.02em;margin-top:4px}
.legend{display:flex;flex-direction:column;gap:16px;flex:1}
.legend-row{display:flex;gap:11px;align-items:flex-start}
.legend-row>div{display:flex;flex-direction:column;gap:2px}
.legend-row label{color:var(--muted);font-size:12.5px;font-weight:500}
.legend-row b{font-size:21px;font-weight:700;letter-spacing:-0.01em;line-height:1}
.dot{width:9px;height:9px;border-radius:50%;flex:none;margin-top:4px}
.dot.g{background:var(--green)}.dot.p{background:var(--purple)}.dot.o{background:var(--orange)}

/* charts */
.chart-card{position:relative}
.chart-card svg{width:100%;height:auto;display:block}
.axis-x{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;margin-top:6px}
.chart-tooltip{position:absolute;z-index:4;display:none;pointer-events:none;
  transform:translate(-50%,-100%);background:var(--tooltip-bg);
  border:1px solid var(--line);border-radius:12px;padding:7px 10px;
  box-shadow:0 10px 24px rgba(0,0,0,.28);white-space:nowrap}
.chart-tooltip span{display:block;color:var(--muted);font-size:11px;font-weight:600;line-height:1}
.chart-tooltip b{display:block;color:var(--txt);font-size:14px;font-weight:700;line-height:1.2;margin-top:4px}
.hr-zone-legend{display:flex;justify-content:center;gap:18px;flex-wrap:wrap;margin-top:10px;
  color:var(--muted);font-size:12px;font-weight:600}
.hr-zone-legend span{display:flex;align-items:center;gap:6px;white-space:nowrap}
.hr-zone-legend i{width:9px;height:9px;border-radius:50%;display:inline-block;flex:none}
.hr-zone-legend small{color:var(--muted);font-size:11px;font-weight:600;opacity:.85;margin-left:1px}

/* metric grid */
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.metric{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:14px}
.metric .m-head{display:flex;gap:7px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:6px;font-weight:600}
.metric b{font-size:28px;font-weight:700;letter-spacing:-0.01em}
.metric small{color:var(--muted);font-weight:500;font-size:13px;margin-left:3px}
.metric svg{width:100%;height:auto;margin-top:8px;display:block}

/* vitals */
.hidden{display:none !important}
.vt-style .chip{padding:6px 14px;font-size:13px}
#vitals-list,#sleep-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
#sleep-main{display:flex;flex-direction:column;gap:16px}
.list-head{display:flex;justify-content:space-between;align-items:center;margin-top:6px}
.section-title{font-size:17px;font-weight:700;letter-spacing:-0.01em}
.vital-card{cursor:pointer;transition:background .15s ease;padding:16px;min-height:218px}
.vital-card:hover{background:var(--card2)}
.vital-card h3{font-size:15px;font-weight:600;margin-bottom:10px;letter-spacing:-0.01em}
.vital-row{display:flex;flex-direction:column;align-items:stretch;justify-content:space-between;gap:8px}
.vital-value{display:flex;align-items:baseline;gap:4px;margin-bottom:2px}
.vital-value span{font-size:31px;font-weight:700;letter-spacing:-0.02em}
.vital-value small{font-size:14px;color:var(--muted);font-weight:500}
.vital-right{width:100%;max-width:none;flex-shrink:0;margin-top:auto}
.vital-right svg{width:100%;height:auto;display:block}
.vital-days{display:flex;margin-top:2px}
.vital-days span{flex:1;text-align:center;color:var(--muted);font-size:11px;font-weight:600}
.vital-days span.on{color:var(--txt);font-weight:700}

/* vitals detail */
#vitals-detail,#sleep-detail{display:flex;flex-direction:column;gap:16px}
.vd-top{display:flex;align-items:center;gap:14px}
.vd-top h2{font-size:22px;letter-spacing:-0.01em}
.vd-nav{display:flex;justify-content:space-between;align-items:center}
.vd-nav>div{display:flex;gap:8px}
.vd-period{font-size:24px;font-weight:700;letter-spacing:-0.01em}
.icon-btn.sm{width:36px;height:36px;font-size:16px}
.icon-btn:disabled{opacity:.35;cursor:default}
.vd-avg{display:flex;align-items:baseline;gap:7px}
.vd-avg b{font-size:40px;font-weight:700;letter-spacing:-0.02em}
.vd-avg small{color:var(--muted);font-size:15px;font-weight:500}
.vd-band-txt{font-size:13.5px;margin:4px 0 10px}
.vd-legend{display:flex;gap:18px;color:var(--muted);font-size:12.5px;margin-top:10px;flex-wrap:wrap}
.vd-legend i{display:inline-block;margin-right:6px;vertical-align:-1px}
.vd-legend .band{width:15px;height:10px;border-radius:3px}
.vd-legend .ldot{width:9px;height:9px;border-radius:50%}
.vd-history .wo-row .d{color:var(--muted);font-size:14px;font-weight:500}
.vd-history .wo-row b{font-size:16px}

/* chips */
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{background:var(--card);border:1px solid var(--line);color:var(--txt);
  padding:9px 16px;border-radius:999px;font-size:14px;cursor:pointer}
.chip.active{background:linear-gradient(90deg,var(--blue),var(--purple));border-color:transparent;
  color:#0b0e1a;font-weight:700}

/* sleep */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.stage-bar{display:flex;height:14px;border-radius:7px;overflow:hidden;margin-top:16px;gap:2px}
.stage-bar i{height:100%;border-radius:3px}
.stage-leg{display:flex;flex-wrap:wrap;gap:8px 24px;margin-top:12px;font-size:13px}
.stage-leg span{display:flex;align-items:center;gap:7px;color:var(--muted);font-weight:500}
.stage-leg span i{width:9px;height:9px;border-radius:50%;flex:none}
.stage-leg b{color:var(--txt);font-weight:700}

/* workouts */
.wo-hero{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:16px}
.wo-title{font-size:22px;font-weight:700;letter-spacing:-0.02em;line-height:1.1}
.wo-date{color:var(--muted);font-size:13px;font-weight:600;margin-top:3px}
.wo-stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:12px}
.wo-stat{background:var(--card2);border:1px solid var(--line);border-radius:16px;padding:12px;min-width:0}
.wo-stat b{display:block;font-size:23px;font-weight:700;letter-spacing:-0.02em;line-height:1.1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.wo-stat small{display:block;color:var(--muted);font-size:12px;font-weight:600;margin-top:5px}
.wo-section-title{color:var(--muted);font-size:13px;font-weight:700;margin:18px 0 10px;letter-spacing:-0.005em}
.wo-zones{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.wo-zone{background:var(--card2);border:1px solid var(--line);border-radius:14px;padding:10px}
.wo-zone>div{display:flex;justify-content:space-between;gap:8px;align-items:center;font-size:12px;font-weight:600}
.wo-zone span{display:flex;align-items:center;gap:6px;color:var(--muted)}
.wo-zone i{width:8px;height:8px;border-radius:50%;display:inline-block;flex:none}
.wo-zone b{font-size:12px;color:var(--txt);white-space:nowrap}
.wo-zone em{display:block;height:7px;background:rgba(255,255,255,.08);border-radius:999px;margin-top:8px;overflow:hidden}
.wo-zone strong{display:block;height:100%;border-radius:999px}
.wo-splits{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.wo-split{display:grid;grid-template-columns:1fr auto auto;align-items:center;gap:8px;
  background:var(--card2);border:1px solid var(--line);border-radius:12px;padding:10px}
.wo-split span{color:var(--muted);font-size:13px;font-weight:700}
.wo-split b{font-size:15px}
.wo-split small{color:var(--muted);font-size:12px;font-weight:600}
.wo-row{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:11px 0;border-bottom:1px solid var(--line)}
.wo-row:last-child{border:none}
.wo-row:is(button){width:100%;background:none;color:var(--txt);font:inherit;text-align:left;
  border-left:0;border-right:0;border-top:0;cursor:pointer}
.wo-row:is(button):hover{background:linear-gradient(90deg,transparent,var(--card2),transparent)}
.wo-row.active .t{color:var(--orange)}
.wo-row .t{font-weight:700;font-size:15px;letter-spacing:-0.01em}
.wo-row .d{color:var(--muted);font-size:13px;font-weight:500}
.wo-row-stats{text-align:right;display:flex;flex-direction:column;gap:2px}
.wo-row-stats b{font-size:15px;white-space:nowrap}
.wo-row-stats small{color:var(--muted);font-size:12px;font-weight:600;white-space:nowrap}
.wo-stats{display:flex;gap:26px;margin-top:14px}
.wo-stats b{font-size:28px;display:block;font-weight:700;letter-spacing:-0.01em}
.wo-stats small{color:var(--muted);font-weight:500;font-size:12px}

/* nav */
nav{position:fixed;bottom:14px;left:50%;transform:translateX(-50%);
  display:flex;gap:4px;background:rgba(27,32,52,.86);backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:999px;padding:7px}
.nav-btn{background:none;border:none;color:var(--muted);font-size:12px;cursor:pointer;
  display:flex;flex-direction:column;align-items:center;gap:2px;padding:7px 17px;border-radius:999px;
  font-weight:600;letter-spacing:-0.005em}
.nav-btn span{font-size:17px}
.nav-btn.active{background:var(--card);color:var(--txt);font-weight:700}
@media (max-width:760px){
  body{max-width:760px}
  .grid{grid-template-columns:1fr 1fr}
  #vitals-list,#sleep-list{grid-template-columns:1fr 1fr}
  .wo-stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:560px){
  #vitals-list,#sleep-list{grid-template-columns:1fr}
  .two-col{grid-template-columns:1fr}
  .hero{flex-direction:column}.legend{flex-direction:row;gap:18px}
  .wo-zones,.wo-splits{grid-template-columns:1fr}
  .wo-row{align-items:flex-start}
  .wo-row-stats small{white-space:normal}
}
@media (prefers-reduced-motion:no-preference){
  .tab.active{animation:fadein .25s ease}
  @keyframes fadein{from{opacity:0;transform:translateY(6px)}to{opacity:1}}
}