/* ---------------------------------------------------------------------------
   IRON LEDGER — design system ("MoMA" redesign)
   Deep teal ground, burnt-orange primary accent, maroon for warnings — a
   museum-poster triad in place of the original graphite/yellow logbook look.
   Archivo Black for the wordmark, Oswald for section headers, a monospace
   face for all numeric data.
--------------------------------------------------------------------------- */

@import url('https://fonts.googleapis.com/css2?family=Archivo+Black&family=Oswald:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root {
  --bg: color-mix(in oklch, #004759 38%, black);
  --bg-elevated: color-mix(in oklch, #004759 70%, black);
  --bg-inset: color-mix(in oklch, #004759 25%, black);
  --border: rgba(232, 74, 0, 0.14);
  --border-strong: rgba(232, 74, 0, 0.25);
  --text: color-mix(in oklch, #E84A00 6%, white);
  --text-dim: color-mix(in oklch, #006289 35%, white);
  --text-faint: color-mix(in oklch, #004759 45%, white);
  --accent: #E84A00;
  --accent-dim: #BB1D2C;
  --accent-text: #ffffff;
  --warn: #9B0C43;
  --warn-dim: rgba(155, 12, 67, 0.15);
  --warn-text: color-mix(in oklch, #9B0C43 40%, white);
  --good: #006289;
  --good-dim: rgba(0, 98, 137, 0.18);
  --font-display: 'Oswald', 'Arial Narrow', sans-serif;
  --font-wordmark: 'Archivo Black', sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
  --radius: 6px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.5;
}

body {
  min-height: 100vh;
  background-image:
    linear-gradient(180deg, rgba(232, 74, 0, 0.05), transparent 240px);
}

h1, h2, h3, .display {
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 0 0 0.6em;
}

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

/* ---------------- Header ---------------- */

.app-header {
  border-bottom: 1px solid var(--border);
  padding: 22px 24px 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  background: linear-gradient(180deg, var(--bg-elevated), var(--bg));
}

.auth-bar {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
}

.auth-status {
  font-size: 12px;
  color: var(--text-dim);
}

.auth-status.synced { color: var(--good); }
.auth-status.sync-error { color: var(--warn); }
.auth-status.pending { color: var(--accent); }

.auth-bar button {
  font-size: 11px;
  padding: 6px 10px;
}

.migrate-banner {
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--accent-dim);
  padding: 10px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 13px;
}

.migrate-banner p { margin: 0; color: var(--text); }
.migrate-actions { display: flex; gap: 8px; }
.migrate-actions button { font-size: 12px; padding: 6px 10px; width: auto; }

.brand-mark {
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: 6px;
  background: var(--bg-inset);
  flex-shrink: 0;
  overflow: hidden;
}

.brand-mark .bar { position: absolute; left: 9px; top: 6px; width: 9px; height: 28px; background: var(--accent); }
.brand-mark .line { position: absolute; left: 0; right: 0; top: 27px; height: 3px; background: var(--warn); }
.brand-mark .dot { position: absolute; right: 6px; top: 6px; width: 6px; height: 6px; background: var(--good); }

.app-header h1 {
  font-family: var(--font-wordmark);
  font-weight: 400;
  font-size: 24px;
  margin: 0;
  color: var(--text);
  letter-spacing: -0.01em;
}

.app-header h1 span { color: var(--accent); }

.app-header .tagline {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-dim);
  text-transform: none;
  letter-spacing: normal;
}

/* ---------------- Layout ---------------- */

main {
  max-width: 1160px;
  margin: 0 auto;
  padding: 24px;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 20px;
  align-items: start;
}

.col-main, .col-side { display: flex; flex-direction: column; gap: 20px; }

@media (max-width: 880px) {
  main { grid-template-columns: 1fr; }
}

.card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}

.card h2 {
  font-size: 18px;
  color: var(--text);
  border-bottom: 1px solid var(--border);
  padding-bottom: 10px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}

.optional-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: none;
  letter-spacing: normal;
  color: var(--text-faint);
  border: 1px solid var(--border-strong);
  border-radius: 3px;
  padding: 2px 6px;
}

/* ---------------- Forms ---------------- */

label {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  margin-bottom: 4px;
}

input, select, button {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--text);
  background: var(--bg-inset);
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  padding: 8px 10px;
  width: 100%;
}

input:focus, select:focus {
  outline: none;
  border-color: var(--accent);
}

button {
  cursor: pointer;
  background: var(--accent);
  color: var(--accent-text);
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border: none;
  width: auto;
  transition: filter 0.15s;
}

button:hover { filter: brightness(1.1); }
button:active { filter: brightness(0.95); }

button.secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-strong);
}

button.secondary:hover { border-color: var(--accent); color: var(--accent); }

button.danger { background: var(--warn); color: var(--text); }

.field-row { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.field-row > div { flex: 1; min-width: 120px; }

.exercise-picker { position: relative; margin-bottom: 14px; }

.suggestions {
  position: absolute;
  top: calc(100% + 2px);
  left: 0;
  right: 0;
  background: var(--bg-inset);
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  max-height: 260px;
  overflow-y: auto;
  z-index: 20;
  display: none;
}

.suggestions.open { display: block; }

.suggestion-item {
  padding: 8px 10px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  font-size: 13px;
}

.suggestion-item:hover, .suggestion-item.active { background: rgba(232, 74, 0, 0.12); }

.suggestion-item .mg-tag {
  color: var(--text-faint);
  font-size: 11px;
  text-transform: uppercase;
}

/* ---------------- Badges / tags ---------------- */

.tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: 3px;
  margin-bottom: 6px;
}

.tag-hypertrophy { background: rgba(232, 74, 0, 0.15); color: var(--accent); border: 1px solid var(--accent-dim); }
.tag-strength { background: var(--warn-dim); color: var(--warn-text); border: 1px solid var(--warn); }
.tag-new { background: rgba(255,255,255,0.06); color: var(--text-dim); border: 1px solid var(--border-strong); }
.tag-recovering { background: var(--warn-dim); color: var(--warn-text); border: 1px solid var(--warn); }
.tag-optimal { background: var(--good-dim); color: var(--text-dim); border: 1px solid var(--good); }
.tag-ready { background: var(--good-dim); color: var(--text-dim); border: 1px solid var(--good); }
.tag-layoff { background: rgba(255,255,255,0.06); color: var(--text-dim); border: 1px solid var(--border-strong); }
.tag-increase { background: var(--good-dim); color: var(--text-dim); border: 1px solid var(--good); }
.tag-decrease { background: var(--warn-dim); color: var(--warn-text); border: 1px solid var(--warn); }
.tag-hold, .tag-hold-override { background: rgba(255,255,255,0.06); color: var(--text-dim); border: 1px solid var(--border-strong); }
.tag-seed { background: rgba(255,255,255,0.06); color: var(--text-dim); border: 1px solid var(--border-strong); }

.rec-block { margin-bottom: 16px; }
.rec-item { padding: 10px 0; border-bottom: 1px dashed var(--border); }
.rec-item:last-of-type { border-bottom: none; }
.rec-item p { margin: 4px 0 0; color: var(--text-dim); font-size: 13px; line-height: 1.5; }

.disclaimer {
  font-size: 11px;
  color: var(--text-faint);
  border-top: 1px solid var(--border);
  padding-top: 10px;
  margin-top: 10px;
  font-style: italic;
}

.caveat {
  font-size: 12px;
  color: var(--accent);
  background: rgba(232, 74, 0, 0.08);
  border-left: 2px solid var(--accent);
  padding: 8px 10px;
  margin-top: 10px;
}

/* ---------------- Tables ---------------- */

table.ledger-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 13px;
  margin-top: 10px;
}

.ledger-table th {
  text-align: left;
  font-family: var(--font-display);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border-strong);
  padding: 6px 8px;
}

.ledger-table td {
  padding: 7px 8px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}

.ledger-table tr.set-amrap td { color: var(--accent); }
.ledger-table tr.set-backoff td { color: var(--warn); }
.ledger-table .set-note { font-size: 11px; color: var(--text-dim); font-family: var(--font-mono); }

/* ---------------- Sets grid (log form) ---------------- */

.sets-grid { display: flex; flex-direction: column; gap: 8px; margin: 12px 0; }

.set-row {
  display: grid;
  grid-template-columns: 28px 1fr 1fr 1fr 24px;
  gap: 8px;
  align-items: center;
}

.set-row .set-index {
  font-family: var(--font-display);
  color: var(--text-faint);
  font-size: 13px;
  text-align: center;
}

.set-row button.remove-set {
  background: transparent;
  color: var(--text-faint);
  border: none;
  padding: 0;
  font-size: 16px;
  line-height: 1;
}

.set-row button.remove-set:hover { color: var(--warn); }

.log-controls { display: flex; gap: 10px; align-items: flex-end; margin-bottom: 10px; flex-wrap: wrap; }
.log-controls > div { flex: 1; min-width: 90px; }
.log-controls button { flex-shrink: 0; white-space: nowrap; }

.save-row { margin-top: 14px; display: flex; gap: 10px; align-items: center; }

.editing-banner {
  background: rgba(232, 74, 0, 0.08);
  border-left: 2px solid var(--accent);
  color: var(--accent);
  font-size: 12px;
  padding: 8px 10px;
  margin-bottom: 12px;
}

/* ---------------- Plate stack ---------------- */

.plate-preview { margin: 16px 0; }

.plate-stack {
  display: flex;
  align-items: center;
  height: 90px;
  gap: 3px;
  padding-left: 4px;
}

.bar-sleeve {
  width: 26px;
  height: 14px;
  background: linear-gradient(180deg, color-mix(in oklch, #006289 55%, white), color-mix(in oklch, #004759 25%, black));
  border-radius: 2px;
  flex-shrink: 0;
}

.plate {
  width: 16px;
  background: linear-gradient(180deg, color-mix(in oklch, #006289 35%, black), color-mix(in oklch, #004759 20%, black));
  border: 1px solid var(--border-strong);
  border-radius: 2px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  flex-shrink: 0;
}

.plate:first-of-type {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent-dim) inset;
}

.plate span {
  font-size: 8px;
  color: var(--text-dim);
  writing-mode: vertical-rl;
  margin-bottom: 3px;
}

.plate-stack-note, .plate-stack-empty {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 8px;
}

.plate-stack-note .dim { color: var(--text-faint); }

/* ---------------- Charts ---------------- */

.chart-section { display: flex; flex-direction: column; gap: 18px; margin: 14px 0; }

.chart-title {
  font-family: var(--font-display);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  margin: 0 0 6px;
}

.chart-container { position: relative; width: 100%; }

.chart-svg { width: 100%; height: auto; display: block; overflow: visible; }

.chart-axis-label {
  font-family: var(--font-mono);
  font-size: 9px;
  fill: var(--text-faint);
}

.chart-crosshair.hidden { display: none; }

.chart-hit { cursor: crosshair; }

.chart-bar { cursor: pointer; transition: filter 0.1s; }
.chart-bar-active { filter: brightness(1.25); }

.chart-tooltip {
  display: none;
  position: absolute;
  pointer-events: none;
  background: var(--bg-inset);
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  padding: 6px 9px;
  z-index: 10;
  white-space: nowrap;
}

.chart-tooltip-value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  color: var(--text);
}

.chart-tooltip-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-dim);
  margin-top: 1px;
}

.chart-empty { color: var(--text-faint); font-size: 12px; padding: 20px 0; text-align: center; }

/* ---------------- History ---------------- */

.history-controls { margin-bottom: 10px; }
.avg-rpe-high { color: var(--warn); }

.row-actions { display: flex; gap: 6px; white-space: nowrap; }

.row-actions button {
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 3px 7px;
  width: auto;
}

.row-actions button:hover { color: var(--text); border-color: var(--accent); }
.row-actions button.delete-row:hover { color: var(--warn); border-color: var(--warn); }

/* ---------------- Profile ---------------- */

.profile-note {
  font-size: 11px;
  color: var(--text-faint);
  margin-top: 8px;
  font-style: italic;
}

.save-status {
  font-size: 11px;
  color: var(--good);
  height: 14px;
  margin-top: 6px;
}

/* ---------------- Misc ---------------- */

.hidden { display: none !important; }
.empty-state { color: var(--text-faint); font-size: 13px; padding: 10px 0; }

footer {
  text-align: center;
  padding: 30px 20px;
  color: var(--text-faint);
  font-size: 11px;
}