@font-face {
  font-family: "Big Shoulders Display";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("fonts/big-shoulders-display-latin-700.woff2") format("woff2");
}

:root {
  --bg: #f2f4f7;
  --panel: #ffffff;
  --panel-sunken: #e8ebef;
  --text: #12161d;
  --muted: #5b6472;
  --border: #dde1e7;
  --accent: #0369a1;
  --accent-ink: #ffffff;
  --done: #16a34a;
  --done-ink: #ffffff;
  --fail: #dc2626;
  --fail-ink: #ffffff;
  --skip: #7c3aed;
  --skip-ink: #ffffff;
  --adjust: #d97706;
  --adjust-ink: #1a1300;
  --shadow: 0 12px 28px -14px rgba(18, 22, 29, 0.28);

  /* Effort scale: a fixed slope, not a gradient, one deliberate stop per
     button. Deliberately stops short of pure red (--fail's hue) so a
     completed-but-hard set never reads the same as a failed one sitting
     right below it. */
  --effort-easy: #15803d;
  --effort-easy-ink: #ffffff;
  --effort-good: #a16207;
  --effort-good-ink: #ffffff;
  --effort-tough: #c2410c;
  --effort-tough-ink: #ffffff;
  --effort-struggled: #9a3412;
  --effort-struggled-ink: #ffffff;

  --font-display: "Big Shoulders Display", system-ui, -apple-system, sans-serif;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 20px;
  --sp-6: 24px;
  --sp-7: 32px;
  --sp-8: 44px;

  --radius-card: 18px;
  --radius-control: 14px;
  --radius-chip: 10px;

  /* Three button tiers, used everywhere instead of one-off heights:
     lg = the primary tap targets mid-set (effort buttons), md = standard
     full-width actions, sm = compact controls (pills, chips, icon buttons). */
  --btn-height-lg: 64px;
  --btn-height-md: 56px;
  --btn-height-sm: 44px;

  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0f14;
    --panel: #151b23;
    --panel-sunken: #0e131a;
    --text: #eef2f6;
    --muted: #8b96a5;
    --border: #232b35;
    --accent: #22d3ee;
    --accent-ink: #04222a;
    --done: #34d399;
    --done-ink: #04231a;
    --fail: #f87171;
    --fail-ink: #2a0a0a;
    --skip: #a78bfa;
    --skip-ink: #1c1233;
    --adjust: #fbbf24;
    --adjust-ink: #241900;
    --shadow: none;

    --effort-easy: #34d399;
    --effort-easy-ink: #04231a;
    --effort-good: #facc15;
    --effort-good-ink: #241900;
    --effort-tough: #fb923c;
    --effort-tough-ink: #241900;
    --effort-struggled: #f2703a;
    --effort-struggled-ink: #2a0a0a;

    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

/* .toast sets its own `display`, which otherwise beats the UA stylesheet's
   [hidden] { display: none } rule since author rules always win over UA
   rules regardless of specificity. */
[hidden] { display: none !important; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  min-height: 100vh;
  -webkit-tap-highlight-color: transparent;
}

body {
  scrollbar-color: var(--muted) transparent;
  scrollbar-width: thin;
}

::selection {
  background: var(--accent);
  color: var(--accent-ink);
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 6px;
}

.view {
  max-width: 480px;
  margin: 0 auto;
  padding: var(--sp-6) var(--sp-4) 48px;
}

h1 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
  font-size: 1.7rem;
  margin: var(--sp-2) 0 4px;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin: 4px 0 2px;
}
.brand-word { font-family: var(--font-display); font-weight: 700; font-size: 2.1rem; text-transform: uppercase; }
.brand-accent { color: var(--accent); }

.hint { color: var(--muted); margin: 0 0 var(--sp-5); line-height: 1.5; }
.hint code {
  background: var(--panel-sunken);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1px 6px;
  font-size: 0.85em;
  font-family: ui-monospace, "SF Mono", monospace;
  color: var(--text);
}

textarea {
  width: 100%;
  font-family: ui-monospace, "SF Mono", monospace;
  font-size: 0.9rem;
  padding: var(--sp-4);
  border-radius: var(--radius-control);
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  caret-color: var(--accent);
  scrollbar-color: var(--muted) transparent;
  scrollbar-width: thin;
  transition: border-color 120ms ease;
}
textarea:focus-visible {
  border-color: var(--accent);
  outline: none;
}

.error {
  color: var(--fail);
  font-weight: 600;
  line-height: 1.4;
}

.button-row {
  display: flex;
  gap: var(--sp-3);
  margin-top: var(--sp-4);
}

.btn {
  flex: 1;
  min-height: var(--btn-height-md);
  padding: 0 var(--sp-5);
  border-radius: var(--radius-control);
  border: none;
  font-family: var(--font-body);
  font-size: 1.02rem;
  font-weight: 700;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: transform 90ms cubic-bezier(0.2, 0, 0, 1), filter 120ms ease;
}
.btn:active { transform: scale(0.97); }
.btn svg { flex: none; }

.btn-primary { background: var(--accent); color: var(--accent-ink); box-shadow: var(--shadow); }
.btn-secondary { background: var(--panel); color: var(--text); border: 1px solid var(--border); }
.btn-text { background: transparent; color: var(--muted); font-weight: 600; width: 100%; margin-top: var(--sp-6); min-height: var(--btn-height-sm); padding: 0; }
.btn-text:active { transform: none; opacity: 0.6; }

.set-card {
  position: relative;
  overflow: hidden;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: var(--sp-6) var(--sp-5) var(--sp-5);
  text-align: center;
  box-shadow: var(--shadow);
}

.progress-rail {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--panel-sunken);
}
.progress-rail-fill {
  height: 100%;
  width: 100%;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 240ms cubic-bezier(0.2, 0, 0, 1);
}

.set-card h1 {
  font-size: 2.15rem;
  margin: var(--sp-2) 0 0;
  line-height: 1.05;
}

.set-label {
  color: var(--muted);
  margin: 4px 0 var(--sp-5);
  font-size: 1.05rem;
  font-weight: 600;
}

.meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--sp-5);
  padding-bottom: var(--sp-4);
  border-bottom: 1px solid var(--border);
}

.progress-label {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.85rem;
  font-variant-numeric: tabular-nums;
}

.btn-skip-small {
  background: var(--skip);
  color: var(--skip-ink);
  min-height: var(--btn-height-sm);
  padding: 0 var(--sp-4);
  border: none;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.88rem;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: transform 90ms cubic-bezier(0.2, 0, 0, 1);
}
.btn-skip-small:active { transform: scale(0.95); }

.target-editable {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-3);
  margin: var(--sp-2) 0 var(--sp-6);
}

.stepper-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  flex-wrap: wrap;
  width: 100%;
}

.btn-fail { background: var(--fail); color: var(--fail-ink); min-height: var(--btn-height-md); margin-top: var(--sp-3); font-size: 0.98rem; }

.log-status-label {
  color: var(--muted);
  font-weight: 700;
  font-size: 0.9rem;
  margin: 0 0 var(--sp-3);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.effort-buttons {
  display: flex;
  gap: 8px;
  margin-bottom: var(--sp-2);
}

.effort-btn {
  min-height: var(--btn-height-lg);
  padding: 0 4px;
  font-size: 0.92rem;
  white-space: nowrap;
}

.effort-btn[data-effort="easy"] { background: var(--effort-easy); color: var(--effort-easy-ink); }
.effort-btn[data-effort="good"] { background: var(--effort-good); color: var(--effort-good-ink); }
.effort-btn[data-effort="tough"] { background: var(--effort-tough); color: var(--effort-tough-ink); }
.effort-btn[data-effort="struggled"] { background: var(--effort-struggled); color: var(--effort-struggled-ink); }

.chip {
  min-width: var(--btn-height-sm);
  min-height: var(--btn-height-sm);
  border-radius: var(--radius-chip);
  border: 1px solid var(--border);
  background: var(--panel-sunken);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.92rem;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: transform 90ms cubic-bezier(0.2, 0, 0, 1), background 120ms ease;
}
.chip:active { transform: scale(0.94); background: var(--border); }

.live-value {
  min-width: 78px;
  text-align: center;
  font-family: var(--font-display);
  font-size: 1.85rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0;
}

.up-next { margin-top: var(--sp-7); }

.up-next h3 {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin: 0 0 var(--sp-3);
}

.up-next-list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.up-next-row {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  min-height: 60px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-chip);
  padding: var(--sp-3) var(--sp-4);
  text-align: left;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: transform 90ms cubic-bezier(0.2, 0, 0, 1), background 120ms ease;
}
.up-next-row:active { transform: scale(0.985); background: var(--panel-sunken); }

.up-next-row .queue-index {
  color: var(--muted);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  min-width: 16px;
  font-size: 0.9rem;
}

.up-next-row .queue-name {
  flex: 1;
  font-weight: 600;
  font-size: 0.95rem;
}

.up-next-row .queue-target {
  color: var(--muted);
  font-weight: 700;
  font-size: 0.85rem;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.up-next-row .queue-skipped-tag {
  color: var(--skip);
  font-weight: 700;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.summary-counts {
  display: flex;
  gap: var(--sp-2);
  flex-wrap: wrap;
  margin: var(--sp-4) 0 var(--sp-5);
}

.summary-counts span {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 7px 14px;
  font-weight: 700;
  font-size: 0.9rem;
  font-variant-numeric: tabular-nums;
}

.summary-list {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 4px var(--sp-4);
  box-shadow: var(--shadow);
}
.summary-list .row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-3) 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.95rem;
  gap: var(--sp-3);
}
.summary-list .row:last-child { border-bottom: none; }
.summary-list .row > span:first-child { color: var(--text); font-weight: 500; }
.summary-list .row > span:last-child {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}
.summary-list .row > span:last-child::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  flex: none;
}
.summary-list .tag-done { color: var(--done); }
.summary-list .tag-adjusted { color: var(--adjust); }
.summary-list .tag-failed { color: var(--fail); }
.summary-list .tag-skipped { color: var(--skip); }

.copy-fallback-label { color: var(--muted); font-size: 0.9rem; margin: var(--sp-4) 0 var(--sp-2); }
.copy-fallback { height: 160px; resize: vertical; }

.toast {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: 16px;
  max-width: 456px;
  margin: 0 auto;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: var(--sp-4);
  box-shadow: 0 16px 40px -12px rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  flex-wrap: wrap;
  animation: toast-in 260ms cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes toast-in {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

#toast-message { font-weight: 700; flex: 1; }

.btn-undo {
  background: transparent;
  color: var(--accent);
  font-family: var(--font-body);
  font-weight: 700;
  flex: none;
  min-height: var(--btn-height-sm);
  border: none;
  cursor: pointer;
  padding: 0 var(--sp-2);
}

.completed-row { opacity: 0.75; }

.current-row {
  opacity: 1;
  border: 2px solid var(--accent);
  background: var(--panel-sunken);
  cursor: default;
}
.current-row .queue-index,
.current-row .queue-name { color: var(--accent); }
.current-row:active { transform: none; background: var(--panel-sunken); }
/* Matches .up-next-row .queue-target's specificity so a completed row's status
   color (done/adjusted/failed) actually wins instead of silently losing to the
   default muted color. */
.up-next-row .queue-target.tag-done { color: var(--done); }
.up-next-row .queue-target.tag-adjusted { color: var(--adjust); }
.up-next-row .queue-target.tag-failed { color: var(--fail); }

.undo-completed-btn {
  flex: none;
  min-width: 34px;
  min-height: 34px;
  border-radius: var(--radius-chip);
  border: none;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  -webkit-tap-highlight-color: transparent;
  transition: transform 90ms cubic-bezier(0.2, 0, 0, 1), background 120ms ease, color 120ms ease;
}
.undo-completed-btn:active { transform: scale(0.92); background: var(--panel-sunken); color: var(--accent); }