/* Run315 -- measured data reads teal, model projections read violet.
   That split is the whole point of the app, so colour carries it everywhere. */
:root {
  --ground: #eceff3;
  --surface: #ffffff;
  --line: #d6dbe2;
  --ink: #101828;
  --muted: #5b6675;
  --faint: #8b94a3;

  --measured: #0b6e79;
  --measured-soft: #e0f0f2;
  --projected: #5b3fd6;
  --projected-soft: #ece7fd;

  --ahead: #17694a;
  --behind: #a5321f;

  --display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --body: "IBM Plex Sans", system-ui, -apple-system, Segoe UI, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Consolas, monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--body);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--projected); }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px 72px; }

/* ---------- masthead ---------- */
.masthead {
  display: flex; align-items: center; gap: 16px;
  padding: 22px 0 18px;
  border-bottom: 2px solid var(--ink);
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.brand {
  font-family: var(--display);
  font-weight: 800;
  font-size: 26px;
  letter-spacing: -0.03em;
  margin: 0;
}
.brand span { color: var(--measured); }
.masthead-meta {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-right: auto;
}
.masthead-actions { display: flex; gap: 8px; align-items: center; }

/* ---------- buttons ---------- */
.btn {
  font-family: var(--body);
  font-size: 14px;
  font-weight: 600;
  padding: 9px 16px;
  border-radius: 2px;
  border: 1.5px solid var(--ink);
  background: var(--ink);
  color: #fff;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  line-height: 1.2;
}
.btn:hover { background: #24304a; border-color: #24304a; }
.btn-ghost { background: transparent; color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: #fff; }
.btn-quiet {
  background: none; border: none; color: var(--faint);
  font-size: 13px; padding: 4px 6px; cursor: pointer; text-decoration: underline;
}
.btn-quiet:hover { color: var(--behind); }
.btn:focus-visible, .btn-quiet:focus-visible, input:focus-visible, a:focus-visible {
  outline: 3px solid var(--projected);
  outline-offset: 2px;
}

/* ---------- panels ---------- */
.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 20px 22px;
  margin-bottom: 20px;
}
.panel-head {
  display: flex; align-items: baseline; gap: 12px;
  margin: 0 0 16px;
  flex-wrap: wrap;
}
.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0;
}
.panel-note { font-size: 13px; color: var(--faint); margin: 0 0 0 auto; }

.grid-2 { display: grid; grid-template-columns: 260px 1fr; gap: 20px; align-items: start; }
.grid-half { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: start; }
/* Grid children default to min-width:auto and refuse to shrink below their
   content, which pushes the whole page into horizontal scroll. */
.grid-2 > *, .grid-half > *, .start-row > * { min-width: 0; }
.table-scroll { overflow-x: auto; }

/* ---------- signature: the start list ---------- */
.startlist { display: flex; flex-direction: column; }
.start-row {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr) 150px 104px 28px;
  gap: 16px;
  align-items: center;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}
.start-row:first-child { border-top: none; }

.countdown {
  font-family: var(--mono);
  text-align: center;
  line-height: 1;
}
.countdown b {
  display: block;
  font-family: var(--display);
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.04em;
}
.countdown small {
  font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--faint);
}

.race-name { font-weight: 600; font-size: 17px; margin: 0 0 3px; }
.race-sub {
  font-family: var(--mono); font-size: 12px; color: var(--muted); margin: 0;
}

.projected {
  font-family: var(--display);
  font-size: 30px;
  font-weight: 800;
  letter-spacing: -0.045em;
  color: var(--projected);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}
.projected small {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0;
  color: var(--muted);
  margin-top: 5px;
}

.delta {
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  text-align: right;
}
.delta small {
  display: block; font-size: 10px; font-weight: 400;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--faint);
}
.ahead { color: var(--ahead); }
.behind { color: var(--behind); }

/* confidence: three lanes, filled left to right */
.lanes { display: flex; gap: 3px; margin-top: 7px; }
.lane { height: 3px; width: 16px; background: var(--line); border-radius: 2px; }
.lane.on { background: var(--projected); }

/* ---------- form / stats ---------- */
.stat { border-top: 1px solid var(--line); padding: 12px 0; }
.stat:first-child { border-top: none; padding-top: 0; }
.stat-value {
  font-family: var(--display);
  font-size: 30px; font-weight: 800; letter-spacing: -0.04em;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  color: var(--measured);
}
.stat-label {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--muted); margin-top: 5px;
}
.stat-hint { font-size: 13px; color: var(--faint); margin-top: 3px; }

/* ---------- chart ---------- */
.chart { width: 100%; height: 170px; display: block; }
.chart-legend {
  display: flex; gap: 18px; margin-top: 10px;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--muted);
}
.swatch { display: inline-block; width: 14px; height: 3px; margin-right: 6px; vertical-align: middle; }

/* ---------- tables ---------- */
table { width: 100%; border-collapse: collapse; }
th {
  font-family: var(--mono); font-size: 10px; font-weight: 500;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted);
  text-align: left; padding: 0 0 8px; border-bottom: 1px solid var(--line);
}
td {
  padding: 9px 0; border-bottom: 1px solid var(--line); font-size: 14px;
  vertical-align: baseline;
}
tr:last-child td { border-bottom: none; }
/* Cells carry no horizontal padding, so neighbouring columns run into each
   other once a table gets crowded. Space them from the second column on. */
th + th, td + td { padding-left: 14px; }
.num { text-align: right; font-family: var(--mono); font-variant-numeric: tabular-nums; }
.time { color: var(--projected); font-weight: 600; }
.actual { color: var(--measured); font-weight: 600; }
.dim { color: var(--faint); }

/* ---------- forms ---------- */
.form-row { display: flex; gap: 10px; flex-wrap: wrap; align-items: flex-end; }
.field { display: flex; flex-direction: column; gap: 5px; }
.field label {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--muted);
}
input[type=text], input[type=date], input[type=password], input[type=email], input[type=number] {
  font-family: var(--body); font-size: 14px;
  padding: 8px 10px; border: 1.5px solid var(--line); border-radius: 2px;
  background: #fff; color: var(--ink);
}
input:focus { border-color: var(--projected); }
.field-grow { flex: 1 1 180px; }
.field-grow input { width: 100%; }

/* ---------- flashes ---------- */
.flash {
  padding: 11px 14px; border-radius: 2px; margin-bottom: 12px; font-size: 14px;
  border-left: 4px solid var(--muted); background: #fff;
}
.flash-success { border-left-color: var(--ahead); }
.flash-error { border-left-color: var(--behind); }
.flash-info { border-left-color: var(--projected); }

/* ---------- review ---------- */
.review h3 {
  font-family: var(--display); font-size: 15px; font-weight: 800;
  letter-spacing: 0.02em; text-transform: uppercase;
  margin: 22px 0 8px; padding-bottom: 5px; border-bottom: 1px solid var(--line);
}
.review h3:first-child { margin-top: 0; }
.review p { margin: 0 0 10px; }
.review ul { margin: 0 0 12px; padding-left: 20px; }
.review li { margin-bottom: 5px; }
.review code {
  font-family: var(--mono); font-size: 13px;
  background: var(--measured-soft); padding: 1px 4px; border-radius: 2px;
}

/* ---------- empty states ---------- */
.empty { padding: 6px 0 2px; }
.empty p { margin: 0 0 14px; color: var(--muted); max-width: 52ch; }

/* ---------- login ---------- */
.login-page { display: flex; align-items: center; min-height: 100vh; }
.login-card { max-width: 470px; margin: 0 auto; padding: 20px; }
.login-title {
  font-family: var(--display); font-size: 52px; font-weight: 800;
  letter-spacing: -0.045em; line-height: 0.95; margin: 0 0 6px;
}
.login-title span { color: var(--measured); }
.login-lede { font-size: 17px; color: var(--muted); margin: 0 0 26px; max-width: 40ch; }
.login-list {
  list-style: none; padding: 0; margin: 0 0 28px;
  border-top: 1px solid var(--line);
}
.login-list li {
  padding: 11px 0; border-bottom: 1px solid var(--line);
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.04em; color: var(--muted);
}
.login-list b { color: var(--ink); font-weight: 600; }

@media (max-width: 820px) {
  .grid-2, .grid-half { grid-template-columns: 1fr; }
  .start-row {
    grid-template-columns: 54px 1fr;
    grid-template-areas: "count name" "proj delta" "lanes lanes";
    row-gap: 10px;
  }
  .start-row .countdown { grid-area: count; }
  .start-row .race-cell { grid-area: name; }
  .start-row .proj-cell { grid-area: proj; }
  .start-row .delta { grid-area: delta; }
  .start-row .del-cell { display: none; }
  .login-title { font-size: 40px; }
}

@media (prefers-reduced-motion: no-preference) {
  .start-row { transition: background 120ms ease; }
  .start-row:hover { background: #fafbfc; }
}

/* ---------- training log heatmap ---------- */
.heat-scroll { overflow-x: auto; padding-bottom: 4px; }
.heat { display: flex; gap: 3px; min-width: max-content; }
.heat-col { display: flex; flex-direction: column; gap: 3px; }
.heat-cell {
  width: 13px; height: 13px; border-radius: 2px;
  background: var(--measured); display: block;
}
.heat-empty { background: #e7ebf0; }

/* ---------- pace curve ---------- */
.chart-curve { height: 150px; }

/* ---------- race detail ---------- */
.race-title {
  font-family: var(--display); font-size: 34px; font-weight: 800;
  letter-spacing: -0.04em; margin: 0 0 22px;
}
.race-headline {
  display: flex; gap: 48px; flex-wrap: wrap; align-items: flex-start;
}
.projected.measured { color: var(--measured); }
.projected.ahead { color: var(--ahead); }
.projected.behind { color: var(--behind); }
.stat-value.risk { color: var(--behind); }

.brand a { color: inherit; text-decoration: none; }
.race-name a { color: inherit; text-decoration: none; border-bottom: 1px solid var(--line); }
.race-name a:hover { border-bottom-color: var(--projected); color: var(--projected); }
.axis-label {
  font-family: var(--mono); font-size: 10px; fill: var(--faint);
}

/* ---------- this week digest ---------- */
.digest {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 0 28px;
}
.digest .stat { border-top: none; padding-top: 0; }
.stat-value .unit {
  font-family: var(--mono); font-size: 12px; font-weight: 400;
  letter-spacing: 0; margin-left: 4px; color: var(--muted);
}
.quiet-link { color: inherit; text-decoration: none; border-bottom: 1px solid var(--line); }
.quiet-link:hover { color: var(--projected); border-bottom-color: var(--projected); }

/* ---------- activity splits ---------- */
.splits { display: flex; flex-direction: column; gap: 5px; }
.split-row {
  display: grid; grid-template-columns: 28px 1fr 84px; gap: 12px; align-items: center;
}
.split-k { font-family: var(--mono); font-size: 12px; color: var(--muted); text-align: right; }
.split-bar-wrap { background: #eef1f5; height: 14px; border-radius: 2px; overflow: hidden; }
.split-bar { display: block; height: 100%; background: var(--measured); }
.split-pace {
  font-family: var(--mono); font-size: 13px; font-variant-numeric: tabular-nums; text-align: right;
}
.tag {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.08em;
  background: var(--measured); color: #fff; padding: 1px 5px; border-radius: 2px;
  vertical-align: middle; margin-left: 4px;
}

.past-races { margin-top: 14px; }
.past-races summary {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--muted); cursor: pointer; padding: 6px 0;
}
.past-races[open] summary { margin-bottom: 8px; }

/* ---------- interval sessions ---------- */
.badge-track {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.08em;
  background: var(--projected); color: #fff; padding: 1px 6px; border-radius: 2px;
  vertical-align: middle; margin-left: 6px;
}

/* ---------- why you stopped ---------- */
.verdict {
  font-family: var(--display); font-size: 19px; font-weight: 600;
  letter-spacing: -0.01em; margin: 0 0 14px;
}
.break-counts { display: flex; gap: 8px; flex-wrap: wrap; }
.break-chip {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.04em;
  padding: 4px 9px; border-radius: 2px; border: 1px solid var(--line);
}
.break-dot {
  display: inline-block; width: 8px; height: 8px; border-radius: 50%;
  margin-right: 6px; vertical-align: 1px;
}
.k-crossing { border-color: #8b94a3; }
.k-crossing.break-dot { background: #8b94a3; }
.k-rest { border-color: var(--projected); }
.k-rest.break-dot { background: var(--projected); }
.k-climb { border-color: #b07d2b; }
.k-climb.break-dot { background: #b07d2b; }
.k-exhaustion { border-color: var(--behind); color: var(--behind); }
.k-exhaustion.break-dot { background: var(--behind); }
.k-eased { border-color: var(--line); color: var(--muted); }
.k-eased.break-dot { background: var(--line); }


/* ---------- race strategy ---------- */
.profile { height: 130px; }
.climb-list { margin: 6px 0 0; padding-left: 18px; }
.climb-list li { font-size: 14px; margin-bottom: 4px; }
input[type=file] { font-family: var(--body); font-size: 13px; }
select {
  font-family: var(--body); font-size: 14px; padding: 8px 10px;
  border: 1.5px solid var(--line); border-radius: 2px; background: #fff; color: var(--ink);
}

/* ---------- weather on an activity ---------- */
.wx-line {
  font-family: var(--mono); font-size: 12px; color: var(--muted);
  background: var(--surface); border: 1px solid var(--line); border-radius: 3px;
  padding: 10px 14px; margin: 0 0 20px;
}


/* ---------- training polarisation ---------- */
.polar-bar {
  display: flex; height: 26px; border-radius: 3px; overflow: hidden;
  background: #eef1f5;
}
.polar-bar span { display: block; height: 100%; }
.polar-key {
  display: flex; gap: 20px; margin-top: 10px; flex-wrap: wrap;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--muted);
}
.polar-key i {
  display: inline-block; width: 12px; height: 12px; border-radius: 2px;
  margin-right: 6px; vertical-align: -2px;
}
.p-easy { background: var(--measured); }
.p-mod { background: #b07d2b; }
.p-hard { background: var(--behind); }


/* ---------- running form findings ---------- */
.findings { list-style: none; margin: 16px 0 0; padding: 0; }
.findings li {
  font-size: 14px; padding: 7px 0 7px 0; border-top: 1px solid var(--line);
  display: flex; gap: 10px; align-items: baseline;
}
.findings li:first-child { border-top: none; }
.sev-dot {
  flex: 0 0 auto; width: 8px; height: 8px; border-radius: 50%;
  background: var(--line); margin-top: 5px;
}
.sev-good .sev-dot { background: var(--ahead); }
.sev-watch .sev-dot { background: var(--behind); }
.sev-note .sev-dot { background: var(--muted); }


/* ---------- training block ---------- */
.plan-strip { display: flex; gap: 3px; align-items: flex-end; height: 64px; }
.plan-week { display: block; flex: 1 1 auto; border-radius: 2px 2px 0 0; min-width: 8px; }
.phase-dot {
  display: inline-block; width: 8px; height: 8px; border-radius: 50%;
  margin-right: 6px; vertical-align: 1px;
}
.polar-key i.ph-base, .polar-key i.ph-build,
.polar-key i.ph-peak, .polar-key i.ph-taper { border-radius: 2px; }
.ph-base { background: #9bb7bd; }
.ph-build { background: var(--measured); }
.ph-peak { background: var(--projected); }
.ph-taper { background: #c9a227; }
.session { margin-bottom: 8px; font-size: 13px; }
.session:last-child { margin-bottom: 0; }


/* ---------- readiness ---------- */
.band-primed, .band-ready { color: var(--ahead); }
.band-steady { color: var(--measured); }
.band-tired { color: #b07d2b; }
.band-depleted { color: var(--behind); }