/* =============================================================================
   PacerBuddy — terminal-data theme
   ============================================================================= */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&family=Inter:wght@400;500;600;700&display=swap');

:root {
  --bg: #050608;
  --bg-elevated: #0a0c10;
  --bg-card: #0d1014;
  --bg-input: #0a0c10;
  --bg-row: #0a0d11;
  --bg-row-hover: #0f1318;

  --border: rgba(255, 255, 255, 0.08);
  --border-accent: rgba(0, 230, 118, 0.35);
  --border-strong: rgba(255, 255, 255, 0.18);

  --text: #e8eaed;
  --text-dim: #b0b6bd;
  --text-muted: #5a6470;
  --text-faint: #3d454f;

  --accent: #00e676;          /* matrix green */
  --accent-bright: #1aff8a;
  --accent-dim: rgba(0, 230, 118, 0.6);

  --warn: #ffbe3d;
  --danger: #ff5d6c;
  --info: #56b9ff;

  --radius: 0;          /* terminal style — sharp corners */
  --radius-sm: 2px;
  --gap: 16px;
  --max-width: 1100px;

  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Monaco, Consolas, monospace;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  letter-spacing: 0.01em;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-bright); }

h1, h2, h3 { margin: 0; font-weight: 600; letter-spacing: 0.04em; }
h1 { font-size: 1.4rem; }
h2 { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.16em; color: var(--text-muted); font-weight: 500; }
h3 { font-size: 0.92rem; }

.muted { color: var(--text-muted); }
.tiny  { font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); }

::selection { background: var(--accent-dim); color: #000; }

/* ---------------------------------------------------------------------------
   Layout
   --------------------------------------------------------------------------- */
.app {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 32px 24px 80px;
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 16px;
}

.app-title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.app-title .accent { color: var(--accent); }

.back-link {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-muted);
}
.back-link:hover { color: var(--accent); }

/* ---------------------------------------------------------------------------
   Cards / sections
   --------------------------------------------------------------------------- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-accent);
  padding: 20px 22px;
  margin-bottom: 18px;
  position: relative;
}
.card::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 8px; height: 8px;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
}
.card-flat { background: var(--bg-card); border: 1px solid var(--border); padding: 20px 22px; }
.card-flat::before { display: none; }

.card-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 10px;
}
.card-title-row h2 { margin: 0; }
.card-tag {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--text-muted);
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 6px;
}
.card-tag::before {
  content: '';
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 8px var(--accent);
  display: inline-block;
}

/* Section header label like "RUN_CONFIGURATION" */
.section-label {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin: 24px 0 10px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 6px;
}
.section-label:first-child { margin-top: 0; }

/* ---------------------------------------------------------------------------
   Buttons
   --------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border: 1px solid var(--border-strong);
  background: transparent;
  color: var(--text);
  border-radius: var(--radius-sm);
  font: inherit;
  font-family: var(--font-mono);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s, color 0.12s;
}
.btn:hover { background: rgba(255, 255, 255, 0.04); border-color: var(--accent); color: var(--accent); }
.btn:disabled { opacity: 0.35; cursor: not-allowed; }
.btn:disabled:hover { background: transparent; border-color: var(--border-strong); color: var(--text); }

.btn-primary {
  background: #fff;
  color: #000;
  border-color: #fff;
  font-weight: 600;
}
.btn-primary:hover { background: var(--accent); color: #000; border-color: var(--accent); }

.btn-accent {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
  font-weight: 600;
}
.btn-accent:hover { background: var(--accent-bright); border-color: var(--accent-bright); color: #000; }

.btn-block { width: 100%; padding: 14px; font-size: 0.85rem; }

.btn-link {
  background: transparent;
  border: none;
  color: var(--accent);
  padding: 4px 6px;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
}
.btn-link:hover { background: transparent; color: var(--accent-bright); }

.btn-danger-link { color: var(--danger); }
.btn-danger-link:hover { color: var(--danger); background: rgba(255, 93, 108, 0.08); }

.btn-danger {
  background: transparent;
  color: var(--danger);
  border-color: var(--danger);
}
.btn-danger:hover { background: rgba(255, 93, 108, 0.12); border-color: var(--danger); color: var(--danger); }

/* ---------------------------------------------------------------------------
   Inputs
   --------------------------------------------------------------------------- */
input, select, textarea {
  background: var(--bg-input);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  font: inherit;
  font-family: var(--font-mono);
  width: 100%;
  font-variant-numeric: tabular-nums;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(0, 230, 118, 0.04);
}
input.invalid { border-color: var(--danger); }
textarea { resize: vertical; min-height: 60px; }

label {
  display: block;
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-muted);
  margin-bottom: 6px;
}

/* Toggle button group (period filter) */
.toggle-group {
  display: inline-flex;
  border: 1px solid var(--border);
  background: var(--bg-input);
}
.toggle-group button {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 8px 14px;
  font: inherit;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  cursor: pointer;
  transition: background 0.12s, color 0.12s;
  border-right: 1px solid var(--border);
}
.toggle-group button:last-child { border-right: none; }
.toggle-group button:hover { color: var(--text); }
.toggle-group button.active { background: var(--accent); color: #000; font-weight: 600; }

/* ---------------------------------------------------------------------------
   Gate
   --------------------------------------------------------------------------- */
.gate {
  position: fixed;
  inset: 0;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  z-index: 100;
}
.gate-card {
  width: 100%;
  max-width: 360px;
  background: var(--bg-card);
  border: 1px solid var(--border-accent);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.gate-title {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.gate-subtitle { margin: 0; color: var(--text-muted); font-size: 0.75rem; letter-spacing: 0.12em; text-transform: uppercase; }
.gate-error { margin: 0; color: var(--danger); font-size: 0.8rem; }

/* ---------------------------------------------------------------------------
   Form grid
   --------------------------------------------------------------------------- */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px 20px;
}
.field-full { grid-column: 1 / -1; }

.pace-inputs {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 6px;
}
.pace-inputs input { text-align: center; }
.pace-colon { color: var(--text-muted); padding: 0 2px; font-size: 1.1rem; }

.row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin: 12px 0;
}
.file-input-wrap { cursor: pointer; }

/* ---------------------------------------------------------------------------
   Status messages
   --------------------------------------------------------------------------- */
.status {
  margin: 12px 0 0;
  font-size: 0.78rem;
  padding: 9px 12px;
  border-left: 2px solid var(--border-strong);
  background: rgba(255, 255, 255, 0.02);
  letter-spacing: 0.04em;
}
.status-info  { color: var(--info);    border-left-color: var(--info); }
.status-ok    { color: var(--accent);  border-left-color: var(--accent); }
.status-warn  { color: var(--warn);    border-left-color: var(--warn); }
.status-error { color: var(--danger);  border-left-color: var(--danger); }

/* ---------------------------------------------------------------------------
   Splits table (input + breakdown)
   --------------------------------------------------------------------------- */
.splits-table-wrap { margin-top: 16px; overflow-x: auto; }
.splits-table {
  width: 100%;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
  font-family: var(--font-mono);
}
.splits-table th, .splits-table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}
.splits-table th {
  font-size: 0.68rem;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}
.splits-table td { font-size: 0.85rem; }
.splits-table td input { padding: 6px 8px; font-size: 0.85rem; }
.splits-table tbody tr:hover { background: var(--bg-row-hover); }

.col-mile { width: 80px; }
.col-time { width: 130px; }
.col-actions { width: 40px; text-align: right; }

.idx-label { color: var(--text-muted); font-weight: 500; letter-spacing: 0.08em; }
.mono-label { font-family: var(--font-mono); color: var(--text-muted); letter-spacing: 0.06em; }

/* ---------------------------------------------------------------------------
   Score breakdown (calculate score result)
   --------------------------------------------------------------------------- */
.score-summary {
  display: flex;
  align-items: baseline;
  gap: 18px;
  padding: 22px 0 18px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}
.score-summary-value {
  font-size: 4.2rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  color: var(--accent);
  text-shadow: 0 0 18px rgba(0, 230, 118, 0.4);
}
.score-summary-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.score-summary-label {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--text-muted);
}
.score-summary-detail {
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

/* color overrides for the big number based on perf */
.score-summary-value.pts-good { color: var(--accent); text-shadow: 0 0 18px rgba(0, 230, 118, 0.4); }
.score-summary-value.pts-mid  { color: var(--warn);   text-shadow: 0 0 18px rgba(255, 190, 61, 0.35); }
.score-summary-value.pts-bad  { color: var(--danger); text-shadow: 0 0 18px rgba(255, 93, 108, 0.35); }

.pts-good { color: var(--accent); font-weight: 600; }
.pts-mid  { color: var(--warn);   font-weight: 600; }
.pts-bad  { color: var(--danger); font-weight: 600; }

/* ---------------------------------------------------------------------------
   Dashboard — filter bar
   --------------------------------------------------------------------------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  gap: 18px;
  margin-bottom: 18px;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
}
.filter-bar > .filter {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.filter > label { margin: 0; }
.filter select { min-width: 160px; }

/* ---------------------------------------------------------------------------
   Dashboard — stats / KPIs
   --------------------------------------------------------------------------- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}
.stat {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 14px 16px;
  position: relative;
}
.stat .stat-label {
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.stat .stat-value {
  font-size: 1.6rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--text);
  line-height: 1.1;
}
.stat .stat-value.accent { color: var(--accent); }
.stat .stat-detail {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 4px;
  letter-spacing: 0.04em;
}

/* ---------------------------------------------------------------------------
   Dashboard — comparison bar chart
   --------------------------------------------------------------------------- */
.bar-chart { display: flex; flex-direction: column; gap: 8px; margin-top: 10px; }
.bar-row {
  display: grid;
  grid-template-columns: 28px minmax(110px, 160px) 1fr 60px;
  align-items: center;
  gap: 12px;
  padding: 8px 4px;
  border-bottom: 1px dashed var(--border);
  font-size: 0.85rem;
}
.bar-row:hover { background: var(--bg-row-hover); cursor: pointer; }
.bar-rank { color: var(--text-muted); text-align: right; font-size: 0.75rem; }
.bar-name { font-weight: 500; }
.bar-track { position: relative; height: 14px; background: rgba(255, 255, 255, 0.04); border: 1px solid var(--border); }
.bar-fill {
  position: absolute;
  top: 0; left: 0;
  height: 100%;
  background: var(--accent);
  box-shadow: 0 0 6px rgba(0, 230, 118, 0.5);
  transition: width 0.4s cubic-bezier(.22,.93,.41,.99);
}
.bar-fill.pts-mid  { background: var(--warn);   box-shadow: 0 0 6px rgba(255, 190, 61, 0.5); }
.bar-fill.pts-bad  { background: var(--danger); box-shadow: 0 0 6px rgba(255, 93, 108, 0.5); }
.bar-score { text-align: right; font-weight: 700; font-variant-numeric: tabular-nums; }
.bar-runs  { font-size: 0.72rem; color: var(--text-muted); margin-left: 6px; }

/* ---------------------------------------------------------------------------
   Dashboard — recent runs list
   --------------------------------------------------------------------------- */
.run-row {
  display: grid;
  grid-template-columns: 110px 1fr 110px 90px 60px;
  align-items: center;
  gap: 14px;
  padding: 12px 8px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  font-variant-numeric: tabular-nums;
  font-size: 0.86rem;
  transition: background 0.1s;
}
.run-row:last-child { border-bottom: none; }
.run-row:hover { background: var(--bg-row-hover); }
.run-row .run-date { font-size: 0.78rem; color: var(--text-muted); }
.run-row .run-pacer { font-weight: 500; }
.run-row .run-target { font-size: 0.78rem; color: var(--text-muted); }
.run-row .run-miles { font-size: 0.78rem; color: var(--text-muted); text-align: right; }
.run-row .run-score { text-align: right; font-weight: 700; }

.run-notes { margin-top: 12px; padding: 10px 12px; background: var(--bg-input);
             border-left: 2px solid var(--border-strong); font-size: 0.85rem; }

/* Pacer roster (Strava status) */
.pacer-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: 14px;
  padding: 10px 6px;
  border-bottom: 1px dashed var(--border);
  font-size: 0.88rem;
}
.pacer-row:last-child { border-bottom: none; }
.pacer-name { font-weight: 500; }
.pacer-status {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 3px 8px;
  border: 1px solid var(--border);
  border-radius: 2px;
}
.pacer-status.linked { color: var(--accent); border-color: rgba(0, 230, 118, 0.4); }
.pacer-status.unlinked { color: var(--text-muted); }

.pacer-actions {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* Pending Saturday runs */
.pending-row {
  display: grid;
  grid-template-columns: 100px 140px 1fr 70px auto;
  align-items: center;
  gap: 12px;
  padding: 10px 6px;
  border-bottom: 1px dashed var(--border);
  font-size: 0.85rem;
  font-variant-numeric: tabular-nums;
}
.pending-row:last-child { border-bottom: none; }
.pending-date { color: var(--text-muted); font-size: 0.78rem; }
.pending-pacer { font-weight: 500; }
.pending-name { font-size: 0.78rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pending-dist { color: var(--text-muted); font-size: 0.78rem; text-align: right; }
@media (max-width: 700px) {
  .pending-row { grid-template-columns: 100px 1fr auto; }
  .pending-name, .pending-dist { display: none; }
}

.btn-icon {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  width: 30px;
  height: 30px;
  border-radius: 2px;
  cursor: pointer;
  font: inherit;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background 0.12s, color 0.12s, border-color 0.12s;
}
.btn-icon:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  border-color: var(--border-strong);
}
.btn-icon:disabled { opacity: 0.4; cursor: not-allowed; }
.btn-icon-danger:hover {
  color: var(--danger);
  border-color: var(--danger);
  background: rgba(255, 93, 108, 0.08);
}

@media (max-width: 600px) {
  .pacer-row { grid-template-columns: 1fr auto; }
  .pacer-status { display: none; }
}

/* ---------------------------------------------------------------------------
   Status bar (bottom)
   --------------------------------------------------------------------------- */
.statusbar {
  position: fixed;
  bottom: 0;
  left: 0; right: 0;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  padding: 6px 18px;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  z-index: 50;
}
.statusbar .sb-left, .statusbar .sb-right { display: flex; gap: 18px; flex-wrap: wrap; }
.statusbar .sb-item { display: inline-flex; align-items: center; gap: 6px; }
.statusbar .sb-item .dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--accent);
  box-shadow: 0 0 6px var(--accent); display: inline-block;
}
.statusbar .sb-item.warn .dot  { background: var(--warn);   box-shadow: 0 0 6px var(--warn); }
.statusbar .sb-item.bad .dot   { background: var(--danger); box-shadow: 0 0 6px var(--danger); }

/* ---------------------------------------------------------------------------
   Mobile
   --------------------------------------------------------------------------- */
@media (max-width: 640px) {
  .app { padding: 20px 14px 80px; }
  .form-grid { grid-template-columns: 1fr; }
  .run-row { grid-template-columns: 90px 1fr 70px 50px; }
  .run-row .run-target { display: none; }
  .bar-row { grid-template-columns: 24px 90px 1fr 50px; }
  .score-summary-value { font-size: 3rem; }
  .statusbar { font-size: 0.62rem; padding: 6px 10px; }
}