/* ── ERA Calculator – Styles ─────────────────────────────────────────────── */

.era-calc-wrap {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  max-width: 780px;
  margin: 2rem auto;
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  padding: 2rem;
  box-shadow: 0 4px 28px rgba(0,0,0,0.08);
  color: #1e293b;
}

/* ── Header ─────────────────────────────────────────────────────────────── */

.era-calc__header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.era-calc__icon {
  font-size: 2.4rem;
  line-height: 1;
  flex-shrink: 0;
}

.era-calc__title {
  font-size: 1.55rem;
  font-weight: 800;
  margin: 0 0 0.25rem;
  color: #0f172a;
}

.era-calc__desc {
  font-size: 0.88rem;
  color: #64748b;
  margin: 0;
  line-height: 1.5;
}

/* ── Formula strip ───────────────────────────────────────────────────────── */

.era-calc__formula-strip {
  background: #0f172a;
  border-radius: 10px;
  padding: 0.9rem 1.4rem;
  margin-bottom: 1.5rem;
  text-align: center;
}

.era-calc__formula {
  color: #f8fafc;
  font-size: 1.05rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}

.era-calc__formula-frac {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  line-height: 1.2;
  position: relative;
  padding: 0 0.4rem;
}

.era-calc__formula-num {
  border-bottom: 2px solid #e2e8f0;
  padding-bottom: 2px;
  font-size: 0.85rem;
  color: #94a3b8;
}

.era-calc__formula-den {
  font-size: 0.85rem;
  color: #94a3b8;
  padding-top: 2px;
}

/* ── Tabs ─────────────────────────────────────────────────────────────────── */

.era-calc__tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
  border-bottom: 2px solid #e2e8f0;
}

.era-calc__tab {
  padding: 0.55rem 1.3rem;
  border: none;
  border-bottom: 3px solid transparent;
  background: transparent;
  color: #64748b;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  margin-bottom: -2px;
  transition: color 0.2s, border-color 0.2s;
}

.era-calc__tab--active {
  color: #1e40af;
  border-bottom-color: #1e40af;
}

.era-calc__tab:hover:not(.era-calc__tab--active) {
  color: #334155;
  border-bottom-color: #cbd5e1;
}

/* ── Panel ───────────────────────────────────────────────────────────────── */

.era-calc__panel { }

/* ── Form Row / Field ────────────────────────────────────────────────────── */

.era-calc__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

@media (max-width: 540px) {
  .era-calc__row { grid-template-columns: 1fr; }
}

.era-calc__field {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.era-calc__field label {
  font-size: 0.85rem;
  font-weight: 700;
  color: #374151;
}

.era-calc__optional {
  font-size: 0.72rem;
  font-weight: 500;
  color: #94a3b8;
  margin-left: 0.3rem;
}

.era-calc__field input[type="number"],
.era-calc__field select {
  padding: 0.62rem 0.9rem;
  border: 1.5px solid #cbd5e1;
  border-radius: 8px;
  font-size: 1rem;
  color: #0f172a;
  background: #f8fafc;
  transition: border-color 0.2s, box-shadow 0.2s;
  width: 100%;
  box-sizing: border-box;
}

.era-calc__field input:focus {
  outline: none;
  border-color: #1e40af;
  box-shadow: 0 0 0 3px rgba(30,64,175,0.12);
  background: #fff;
}

.era-calc__hint {
  font-size: 0.74rem;
  color: #94a3b8;
  line-height: 1.4;
}

/* ── Buttons ─────────────────────────────────────────────────────────────── */

.era-calc__btn-wrap {
  display: flex;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.era-calc__btn {
  padding: 0.72rem 2rem;
  border: none;
  border-radius: 8px;
  background: #1e40af;
  color: #fff;
  font-size: 0.97rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}

.era-calc__btn:hover { background: #1e3a8a; }
.era-calc__btn:active { transform: scale(0.97); }

.era-calc__btn--reset {
  background: #e2e8f0;
  color: #334155;
}
.era-calc__btn--reset:hover { background: #cbd5e1; }

/* ── Results ─────────────────────────────────────────────────────────────── */

.era-calc__results {
  margin-top: 1.75rem;
  border-top: 2px solid #f1f5f9;
  padding-top: 1.5rem;
}

.era-calc__results-title {
  font-size: 1rem;
  font-weight: 800;
  margin: 0 0 1rem;
  color: #0f172a;
}

/* ERA big display */
.era-calc__era-display-wrap {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.era-calc__era-display {
  background: #0f172a;
  border-radius: 14px;
  padding: 1.2rem 2rem;
  text-align: center;
  color: #fff;
  min-width: 150px;
  transition: background 0.3s;
}

/* color themes based on ERA quality */
.era-calc__era-display[data-quality="elite"]     { background: #15803d; }
.era-calc__era-display[data-quality="excellent"] { background: #16a34a; }
.era-calc__era-display[data-quality="good"]      { background: #65a30d; }
.era-calc__era-display[data-quality="average"]   { background: #ca8a04; }
.era-calc__era-display[data-quality="below"]     { background: #ea580c; }
.era-calc__era-display[data-quality="poor"]      { background: #dc2626; }

.era-calc__era-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.8;
  display: block;
  margin-bottom: 0.2rem;
}

.era-calc__era-value {
  font-size: 3.2rem;
  font-weight: 900;
  line-height: 1;
  display: block;
}

.era-calc__era-rating-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.era-calc__era-rating {
  font-size: 1.1rem;
  font-weight: 800;
  color: #0f172a;
}

.era-calc__era-rating-desc {
  font-size: 0.85rem;
  color: #64748b;
  max-width: 280px;
  line-height: 1.5;
}

/* Result cards */
.era-calc__results-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.9rem;
  margin-bottom: 1.25rem;
}

.era-calc__results-grid--5 {
  grid-template-columns: repeat(5, 1fr);
}

@media (max-width: 600px) {
  .era-calc__results-grid { grid-template-columns: 1fr; }
  .era-calc__results-grid--5 { grid-template-columns: repeat(2, 1fr); }
}

.era-calc__result-card {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 0.9rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.era-calc__result-card--highlight {
  background: #eff6ff;
  border-color: #bfdbfe;
}

.era-calc__result-label {
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: #64748b;
}

.era-calc__result-value {
  font-size: 1.5rem;
  font-weight: 800;
  color: #0f172a;
}

.era-calc__result-sub {
  font-size: 0.72rem;
  color: #94a3b8;
}

/* ── Season tracker ──────────────────────────────────────────────────────── */

.era-calc__season-intro {
  font-size: 0.88rem;
  color: #64748b;
  margin-bottom: 1rem;
  line-height: 1.5;
}

.era-calc__outing-header {
  display: grid;
  grid-template-columns: 2fr 0.7fr 0.7fr 0.7fr 0.7fr 0.7fr 36px;
  gap: 0.4rem;
  padding: 0.45rem 0.6rem;
  background: #f1f5f9;
  border-radius: 8px;
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #475569;
  margin-bottom: 0.5rem;
}

@media (max-width: 540px) {
  .era-calc__outing-header { display: none; }
}

.era-calc__outings-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.era-calc__outing-row {
  display: grid;
  grid-template-columns: 2fr 0.7fr 0.7fr 0.7fr 0.7fr 0.7fr 36px;
  gap: 0.4rem;
  align-items: center;
}

@media (max-width: 540px) {
  .era-calc__outing-row {
    grid-template-columns: 1fr 1fr 1fr;
    padding: 0.75rem;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
  }
}

.era-calc__outing-row input {
  padding: 0.48rem 0.6rem;
  border: 1.5px solid #cbd5e1;
  border-radius: 7px;
  font-size: 0.9rem;
  color: #0f172a;
  background: #f8fafc;
  width: 100%;
  box-sizing: border-box;
  transition: border-color 0.2s;
}

.era-calc__outing-row input:focus {
  outline: none;
  border-color: #1e40af;
  box-shadow: 0 0 0 2px rgba(30,64,175,0.1);
  background: #fff;
}

.era-calc__outing-remove {
  width: 32px;
  height: 32px;
  border: 1.5px solid #fca5a5;
  border-radius: 6px;
  background: #fef2f2;
  color: #dc2626;
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.15s;
}

.era-calc__outing-remove:hover { background: #fee2e2; }

.era-calc__season-actions {
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
  margin-bottom: 0.5rem;
}

.era-calc__add-btn {
  padding: 0.55rem 1.1rem;
  border: 1.5px solid #1e40af;
  border-radius: 8px;
  background: transparent;
  color: #1e40af;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.era-calc__add-btn:hover {
  background: #1e40af;
  color: #fff;
}

/* ── Per-game bar chart ──────────────────────────────────────────────────── */

.era-calc__game-chart {
  margin-top: 1.25rem;
}

.era-calc__chart-title {
  font-size: 0.82rem;
  font-weight: 700;
  color: #374151;
  margin: 0 0 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.era-calc__bars {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.era-calc__bar-row {
  display: grid;
  grid-template-columns: 120px 1fr 60px;
  gap: 0.6rem;
  align-items: center;
  font-size: 0.8rem;
}

.era-calc__bar-label {
  color: #475569;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.era-calc__bar-track {
  height: 14px;
  background: #e2e8f0;
  border-radius: 999px;
  overflow: hidden;
}

.era-calc__bar-fill {
  height: 100%;
  border-radius: 999px;
  transition: width 0.5s ease;
  min-width: 4px;
}

.era-calc__bar-val {
  font-weight: 800;
  color: #0f172a;
  text-align: right;
}

/* ── ERA Rating Scale (footer) ───────────────────────────────────────────── */

.era-calc__scale-wrap {
  margin-top: 1.75rem;
  padding-top: 1.5rem;
  border-top: 2px solid #f1f5f9;
}

.era-calc__scale-title {
  font-size: 0.82rem;
  font-weight: 800;
  color: #374151;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0 0 0.75rem;
}

.era-calc__scale {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.5rem;
}

@media (max-width: 600px) {
  .era-calc__scale { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 400px) {
  .era-calc__scale { grid-template-columns: repeat(2, 1fr); }
}

.era-calc__scale-item {
  border-radius: 8px;
  padding: 0.65rem 0.5rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.era-calc__scale-range {
  font-size: 0.72rem;
  font-weight: 800;
  color: #fff;
}

.era-calc__scale-label {
  font-size: 0.65rem;
  font-weight: 600;
  color: rgba(255,255,255,0.85);
  line-height: 1.3;
}

.era-calc__scale-item--elite     { background: #15803d; }
.era-calc__scale-item--excellent { background: #16a34a; }
.era-calc__scale-item--good      { background: #65a30d; }
.era-calc__scale-item--average   { background: #ca8a04; }
.era-calc__scale-item--below     { background: #ea580c; }
.era-calc__scale-item--poor      { background: #dc2626; }

/* ── Disclaimer / Error ──────────────────────────────────────────────────── */

.era-calc__disclaimer {
  font-size: 0.75rem;
  color: #94a3b8;
  margin-top: 1rem;
  line-height: 1.6;
}

.era-calc__error {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  background: #fef2f2;
  border: 1px solid #fca5a5;
  border-radius: 8px;
  color: #b91c1c;
  font-size: 0.9rem;
  font-weight: 600;
}