/* Design system carried over from the original static dashboard, plus styles
   for the nav, auth, workouts and admin pages. */

.viz-root {
  color-scheme: light;
  --surface-1:#fcfcfb; --page:#f9f9f7;
  --ink-1:#0b0b0b; --ink-2:#52514e; --ink-3:#898781;
  --grid:#e1e0d9; --baseline:#c3c2b7; --border:rgba(11,11,11,0.10);
  --series-1:#2a78d6; --series-2:#eb6834; --series-3:#1baf7a;
  --up:#006300; --down:#d03b3b;
  --wash:rgba(42,120,214,0.10);
  --ramp-0:#cde2fb; --ramp-1:#b7d3f6; --ramp-2:#9ec5f4; --ramp-3:#86b6ef;
  --ramp-4:#5598e7; --ramp-5:#3987e5; --ramp-6:#256abf; --ramp-7:#184f95;
  --chip-on:#0b0b0b; --chip-on-ink:#fcfcfb;
}
@media (prefers-color-scheme: dark) {
  :root:where(:not([data-theme="light"])) .viz-root {
    color-scheme: dark;
    --surface-1:#1a1a19; --page:#0d0d0d;
    --ink-1:#ffffff; --ink-2:#c3c2b7; --ink-3:#898781;
    --grid:#2c2c2a; --baseline:#383835; --border:rgba(255,255,255,0.10);
    --series-1:#3987e5; --series-2:#d95926; --series-3:#199e70;
    --up:#0ca30c; --down:#e66767;
    --wash:rgba(57,135,229,0.14);
    --ramp-0:#0d366b; --ramp-1:#104281; --ramp-2:#184f95; --ramp-3:#1c5cab;
    --ramp-4:#2a78d6; --ramp-5:#3987e5; --ramp-6:#6da7ec; --ramp-7:#9ec5f4;
    --chip-on:#ffffff; --chip-on-ink:#1a1a19;
  }
}
:root[data-theme="dark"] .viz-root {
  color-scheme: dark;
  --surface-1:#1a1a19; --page:#0d0d0d;
  --ink-1:#ffffff; --ink-2:#c3c2b7; --ink-3:#898781;
  --grid:#2c2c2a; --baseline:#383835; --border:rgba(255,255,255,0.10);
  --series-1:#3987e5; --series-2:#d95926; --series-3:#199e70;
  --up:#0ca30c; --down:#e66767;
  --wash:rgba(57,135,229,0.14);
  --ramp-0:#0d366b; --ramp-1:#104281; --ramp-2:#184f95; --ramp-3:#1c5cab;
  --ramp-4:#2a78d6; --ramp-5:#3987e5; --ramp-6:#6da7ec; --ramp-7:#9ec5f4;
  --chip-on:#ffffff; --chip-on-ink:#1a1a19;
}
* { box-sizing:border-box; margin:0; }
html, body { background:var(--page); }
body.viz-root {
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  color:var(--ink-1); padding:0 0 64px;
  -webkit-font-smoothing:antialiased;
}
.wrap { max-width:1180px; margin:0 auto; padding:0 20px; }
header.top { padding:28px 0 8px; display:flex; align-items:flex-start; justify-content:space-between; gap:16px; flex-wrap:wrap; }
h1 { font-size:26px; font-weight:700; letter-spacing:-0.02em; }
.sub { color:var(--ink-2); font-size:14px; margin-top:4px; }
.themeBtn, .btn { border:1px solid var(--border); background:var(--surface-1); color:var(--ink-2);
  border-radius:8px; padding:7px 12px; font:inherit; font-size:13px; cursor:pointer; }
.themeBtn:hover, .btn:hover { color:var(--ink-1); }
.btn.primary { background:var(--chip-on); color:var(--chip-on-ink); border-color:var(--chip-on); font-weight:600; }
.btn.danger { color:var(--down); }
.btn[disabled] { opacity:.5; cursor:default; }

.filterRow { display:flex; gap:8px; align-items:center; flex-wrap:wrap; padding:14px 0 18px;
  position:sticky; top:0; background:var(--page); z-index:40; }
.filterRow .flab { font-size:13px; color:var(--ink-3); margin-right:2px; }
.chip { border:1px solid var(--border); background:var(--surface-1); color:var(--ink-2);
  border-radius:999px; padding:7px 14px; font:inherit; font-size:13.5px; cursor:pointer; }
.chip:hover { color:var(--ink-1); }
.chip[aria-pressed="true"] { background:var(--chip-on); color:var(--chip-on-ink); border-color:var(--chip-on); font-weight:600; }

.grid { display:grid; gap:14px; }
.cards { grid-template-columns:repeat(auto-fill, minmax(250px,1fr)); }
.tiles { grid-template-columns:repeat(auto-fill, minmax(158px,1fr)); }
.card { background:var(--surface-1); border:1px solid var(--border); border-radius:14px; padding:18px; min-width:0; }
.card h3 { font-size:14.5px; font-weight:600; margin-bottom:2px; }
.card .note { font-size:12.5px; color:var(--ink-3); margin-bottom:10px; }
.span2 { grid-column:span 2; } .spanAll { grid-column:1 / -1; }
@media (max-width:760px){ .span2 { grid-column:span 1; } }

.hero { display:flex; flex-wrap:wrap; gap:24px; align-items:baseline; padding:6px 0 2px; }
.hero .big { font-size:56px; font-weight:700; letter-spacing:-0.03em; line-height:1; }
.hero .big small { font-size:22px; font-weight:600; color:var(--ink-2); letter-spacing:0; }
.hero .equiv { color:var(--ink-2); font-size:14px; max-width:430px; }
.hero .equiv b { color:var(--ink-1); font-weight:600; }

.tile { background:var(--surface-1); border:1px solid var(--border); border-radius:12px; padding:13px 15px; min-width:0; }
.tile .lab { font-size:12.5px; color:var(--ink-3); }
.tile .val { font-size:23px; font-weight:650; margin-top:3px; letter-spacing:-0.01em; }
.tile .val small { font-size:13px; color:var(--ink-2); font-weight:500; }
.tile .d { font-size:12.5px; margin-top:2px; color:var(--ink-3); }
.tile .d .up { color:var(--up); font-weight:600; } .tile .d .dn { color:var(--down); font-weight:600; }

.secHead { margin:34px 0 12px; display:flex; align-items:baseline; gap:10px; flex-wrap:wrap; }
.secHead h2 { font-size:19px; font-weight:700; letter-spacing:-0.01em; }
.secHead .scope { font-size:12px; color:var(--ink-3); border:1px solid var(--border); border-radius:999px; padding:3px 10px; }

svg text { font-family:inherit; }
.axisT { font-size:11px; fill:var(--ink-3); }
.tickT { font-size:11px; fill:var(--ink-3); font-variant-numeric:tabular-nums; }
.dlab { font-size:11.5px; font-weight:600; fill:var(--ink-2);
  paint-order:stroke; stroke:var(--surface-1); stroke-width:3px; stroke-linejoin:round; }
.chart { width:100%; }
.chart svg { display:block; width:100%; height:auto; }
.hit { cursor:default; outline:none; }
.hit:focus-visible { stroke:var(--series-1); stroke-width:2; }

#tip { position:fixed; z-index:100; pointer-events:none; background:var(--surface-1);
  border:1px solid var(--border); border-radius:10px; padding:9px 12px; font-size:12.5px;
  box-shadow:0 6px 24px rgba(0,0,0,0.18); display:none; max-width:280px; }
#tip .tt { color:var(--ink-3); font-size:11.5px; margin-bottom:3px; }
#tip .tr { display:flex; align-items:center; gap:7px; margin-top:2px; }
#tip .tk { color:var(--ink-2); } #tip .tv { font-weight:650; color:var(--ink-1); margin-left:auto; padding-left:14px; }
#tip .key { width:10px; height:3px; border-radius:2px; background:var(--series-1); flex:none; }

details.tview { margin-top:10px; }
details.tview summary { font-size:12px; color:var(--ink-3); cursor:pointer; }
details.tview summary:hover { color:var(--ink-1); }
.tv-table { width:100%; border-collapse:collapse; margin-top:8px; font-size:12.5px; }
.tv-table th { text-align:left; color:var(--ink-3); font-weight:500; padding:4px 8px; border-bottom:1px solid var(--grid); }
.tv-table td { padding:4px 8px; border-bottom:1px solid var(--grid); font-variant-numeric:tabular-nums; color:var(--ink-2); }
.tv-table td:first-child { color:var(--ink-1); }

.lbRow { display:flex; align-items:center; gap:10px; margin:7px 0; min-width:0; }
.lbName { flex:0 0 218px; font-size:13px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; cursor:pointer; }
.lbName:hover { color:var(--series-1); text-decoration:underline; }
.lbBarWrap { flex:1; height:16px; position:relative; min-width:40px; }
.lbBar { position:absolute; left:0; top:0; bottom:0; background:var(--series-1); border-radius:0 4px 4px 0; min-width:2px; }
.lbVal { flex:0 0 74px; text-align:right; font-size:12.5px; font-variant-numeric:tabular-nums; color:var(--ink-2); }
.seg { display:inline-flex; border:1px solid var(--border); border-radius:8px; overflow:hidden; }
.seg button { border:0; background:transparent; color:var(--ink-3); font:inherit; font-size:12px; padding:5px 10px; cursor:pointer; }
.seg button[aria-pressed="true"] { background:var(--wash); color:var(--ink-1); font-weight:600; }

.legend { display:flex; gap:16px; flex-wrap:wrap; margin:2px 0 8px; font-size:12.5px; color:var(--ink-2); }
.legend span { display:inline-flex; align-items:center; gap:6px; }
.legend i { width:14px; height:3px; border-radius:2px; background:var(--series-1); display:inline-block; }
.legend i.mut { background:var(--ink-3); height:2px; }
.impCard .pct { font-size:26px; font-weight:700; color:var(--up); }
.impCard .ft { font-size:12.5px; color:var(--ink-2); margin-top:2px; }
.impCard .nm { font-size:14px; font-weight:600; margin-bottom:2px; cursor:pointer; }
.impCard .nm:hover { color:var(--series-1); }

.recVal { font-size:21px; font-weight:650; margin-top:3px; }
.recSub { font-size:12.5px; color:var(--ink-3); margin-top:2px; }

.mile { list-style:none; padding-left:0; position:relative; margin-left:6px; }
.mile::before { content:""; position:absolute; left:5px; top:6px; bottom:6px; width:2px; background:var(--grid); border-radius:2px; }
.mile li { position:relative; padding:0 0 14px 26px; }
.mile li::before { content:""; position:absolute; left:0; top:4px; width:12px; height:12px; border-radius:50%;
  background:var(--series-1); border:2px solid var(--surface-1); box-shadow:0 0 0 1px var(--border); }
.mile .md { font-size:12px; color:var(--ink-3); font-variant-numeric:tabular-nums; }
.mile .ml { font-size:14px; font-weight:600; } .mile .ms { font-size:12.5px; color:var(--ink-2); }

.exSearch, .input { border:1px solid var(--border); background:var(--surface-1);
  color:var(--ink-1); border-radius:8px; padding:8px 12px; font:inherit; font-size:13.5px; }
.exSearch { width:100%; max-width:320px; margin-bottom:10px; }
.exTable { width:100%; border-collapse:collapse; font-size:13px; }
.exTable th { text-align:right; color:var(--ink-3); font-weight:500; padding:7px 9px; border-bottom:1px solid var(--baseline);
  cursor:pointer; white-space:nowrap; user-select:none; }
.exTable th:first-child, .exTable th:nth-child(2) { text-align:left; }
.exTable th[aria-sort]:not([aria-sort="none"]) { color:var(--ink-1); font-weight:650; }
.exTable td { text-align:right; padding:6px 9px; border-bottom:1px solid var(--grid); font-variant-numeric:tabular-nums; color:var(--ink-2); white-space:nowrap; }
.exTable td:first-child { text-align:left; color:var(--ink-1); cursor:pointer; max-width:250px; overflow:hidden; text-overflow:ellipsis; }
.exTable td:first-child:hover { color:var(--series-1); text-decoration:underline; }
.exTable td:nth-child(2) { text-align:left; color:var(--ink-3); font-size:12px; }
.impCard { cursor:pointer; transition:border-color .12s; }
.impCard:hover { border-color:var(--series-1); }
.prStar { color:var(--series-1); font-weight:700; }
.sessT { width:100%; border-collapse:collapse; font-size:12.5px; }
.sessT th { position:sticky; top:0; background:var(--surface-1); text-align:right; color:var(--ink-3);
  font-weight:500; padding:6px 9px; border-bottom:1px solid var(--baseline); white-space:nowrap; }
.sessT th:first-child { text-align:left; }
.sessT td { text-align:right; padding:5px 9px; border-bottom:1px solid var(--grid);
  font-variant-numeric:tabular-nums; color:var(--ink-2); white-space:nowrap; }
.sessT td:first-child { text-align:left; color:var(--ink-1); }
.sessT tr:hover td { background:var(--wash); }
.exTable tr:hover td { background:var(--wash); }
.imp-pos { color:var(--up) !important; font-weight:600; } .imp-neg { color:var(--down) !important; }
.tblScroll { overflow-x:auto; }

#modal { position:fixed; inset:0; z-index:90; display:none; }
#modal.open { display:block; }
#modal .bg { position:absolute; inset:0; background:rgba(0,0,0,0.45); }
#modal .panel { position:relative; max-width:1020px; margin:5vh auto; background:var(--surface-1);
  border:1px solid var(--border); border-radius:16px; padding:22px; max-height:88vh; overflow:auto; }
#modal .close { position:absolute; top:14px; right:14px; }
#modal h3 { font-size:19px; font-weight:700; padding-right:60px; }
.newExList { font-size:13px; color:var(--ink-2); line-height:1.55; }
.footNote { margin-top:36px; font-size:12.5px; color:var(--ink-3); line-height:1.6; max-width:820px; }
.nowrap { white-space:nowrap; }

/* ── app additions: nav ──────────────────────────────────────────────────── */
nav.appNav { border-bottom:1px solid var(--border); background:var(--surface-1); position:sticky; top:0; z-index:60; }
nav.appNav .inner { max-width:1180px; margin:0 auto; padding:10px 20px; display:flex; align-items:center; gap:14px; flex-wrap:wrap; }
nav.appNav .brand { font-weight:700; font-size:15px; letter-spacing:-0.01em; color:var(--ink-1); text-decoration:none; }
nav.appNav a.navLink { color:var(--ink-2); text-decoration:none; font-size:13.5px; padding:5px 9px; border-radius:7px; }
nav.appNav a.navLink:hover { color:var(--ink-1); background:var(--wash); }
nav.appNav a.navLink[aria-current="page"] { color:var(--ink-1); font-weight:600; background:var(--wash); }
nav.appNav .spacer { flex:1; }
nav.appNav .who { color:var(--ink-3); font-size:12.5px; }
.syncSpin { display:inline-block; animation:spin 1s linear infinite; }
@keyframes spin { to { transform:rotate(360deg); } }

/* ── auth pages ──────────────────────────────────────────────────────────── */
.authWrap { min-height:80vh; display:flex; align-items:center; justify-content:center; padding:20px; }
.authCard { background:var(--surface-1); border:1px solid var(--border); border-radius:16px; padding:28px; width:100%; max-width:380px; }
.authCard h1 { font-size:20px; margin-bottom:4px; }
.authCard .sub { margin-bottom:18px; }
.authCard label { display:block; font-size:12.5px; color:var(--ink-3); margin:12px 0 4px; }
.authCard .input { width:100%; }
.authCard .btn { width:100%; margin-top:18px; padding:10px; font-size:14px; }
.formErr { color:var(--down); font-size:13px; margin-top:12px; min-height:18px; }

/* ── workouts page ───────────────────────────────────────────────────────── */
.woRow { display:flex; align-items:center; gap:14px; padding:12px 16px; border:1px solid var(--border);
  background:var(--surface-1); border-radius:12px; margin-bottom:8px; cursor:pointer; text-decoration:none; color:inherit; }
.woRow:hover { border-color:var(--series-1); }
.woDate { flex:0 0 170px; }
.woDate .d1 { font-weight:650; font-size:14px; color:var(--ink-1); }
.woDate .d2 { font-size:12px; color:var(--ink-3); }
.woEx { flex:1; min-width:0; font-size:13px; color:var(--ink-2); overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.woNums { flex:0 0 auto; display:flex; gap:14px; font-size:12.5px; color:var(--ink-3); font-variant-numeric:tabular-nums; }
.woNums b { color:var(--ink-1); font-weight:650; }
.gchip { display:inline-block; font-size:11px; border:1px solid var(--border); border-radius:999px; padding:1px 8px; margin-left:6px; color:var(--ink-3); }
.pager { display:flex; gap:10px; align-items:center; margin:16px 0; }
.setT { width:100%; border-collapse:collapse; font-size:13px; }
.setT th { text-align:right; color:var(--ink-3); font-weight:500; padding:5px 9px; border-bottom:1px solid var(--baseline); }
.setT th:first-child { text-align:left; }
.setT td { text-align:right; padding:5px 9px; border-bottom:1px solid var(--grid); font-variant-numeric:tabular-nums; color:var(--ink-2); }
.setT td:first-child { text-align:left; color:var(--ink-1); }
.warmTag { font-size:11px; color:var(--ink-3); border:1px solid var(--border); border-radius:999px; padding:0 7px; }

/* ── admin page ──────────────────────────────────────────────────────────── */
.adminGrid { display:grid; gap:14px; grid-template-columns:repeat(auto-fit, minmax(340px, 1fr)); align-items:start; }
.formRow { display:flex; gap:8px; flex-wrap:wrap; align-items:center; margin-top:10px; }
.uTable { width:100%; border-collapse:collapse; font-size:13px; }
.uTable th { text-align:left; color:var(--ink-3); font-weight:500; padding:6px 8px; border-bottom:1px solid var(--baseline); }
.uTable td { padding:6px 8px; border-bottom:1px solid var(--grid); color:var(--ink-2); }
.uTable td:first-child { color:var(--ink-1); font-weight:600; }
textarea.input { width:100%; min-height:120px; font-family:ui-monospace, SFMono-Regular, Menlo, monospace; font-size:12px; }
.okMsg { color:var(--up); font-size:13px; margin-top:8px; min-height:18px; }
.empty { text-align:center; padding:60px 20px; color:var(--ink-2); }
.empty h2 { font-size:20px; margin-bottom:8px; color:var(--ink-1); }

/* ── workout detail additions ────────────────────────────────────────────── */
.wNav { display:flex; gap:8px; align-items:flex-start; }
.gsWrap { margin:2px 0 18px; }
.gsBar { display:flex; height:10px; border-radius:6px; overflow:hidden; border:1px solid var(--border); }
.gsBar span { min-width:3px; }
.gsLegend { display:flex; gap:14px; flex-wrap:wrap; margin-top:7px; font-size:12.5px; color:var(--ink-2); }
.gsLegend b { color:var(--ink-1); font-weight:650; }
.gsLegend i { width:10px; height:10px; border-radius:3px; display:inline-block; margin-right:5px; vertical-align:-1px; }
.exName { border:0; background:none; padding:0; font:inherit; font-size:15px; font-weight:600;
  color:var(--ink-1); cursor:pointer; text-align:left; }
.exName:hover { color:var(--series-1); }
.vsLast { font-size:12.5px; color:var(--ink-3); margin-top:5px; }
.vsLast b { color:var(--ink-1); font-weight:650; }
.dUp { color:var(--up); font-weight:600; } .dDn { color:var(--down); font-weight:600; }
.sparkBlock { flex:0 0 auto; }
.sparkCap { font-size:11px; color:var(--ink-3); text-align:right; margin-top:1px; }
.histBtn { border:0; background:none; padding:0; font:inherit; font-size:12.5px;
  color:var(--series-1); cursor:pointer; }
.histBtn:hover { text-decoration:underline; }
.mSessWrap { max-height:320px; overflow:auto; margin-top:12px; border:1px solid var(--border); border-radius:12px; padding:0 12px; }

/* exercise cards on the workout detail view: auto-fit so cards always fill
   the row — a span2 card in the dashboard's auto-fill grid left an empty
   track on mid-width screens (Galaxy Fold and friends) */
.exGrid { display:grid; gap:14px; grid-template-columns:repeat(auto-fit, minmax(min(430px, 100%), 1fr)); }