/* ═══════════════════════════════════════════════════════════════
   Rush Base Strategic Advantage Calculator — Styles v2.0
   Based on 2026 meta research: Predictive Progression Modeling
   ═══════════════════════════════════════════════════════════════ */

/* ── Base Calculator Panel ── */
.calculator-panel, .info-callout, .danger-callout, .cta-box {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 24px;
  margin: 30px 0;
}

.info-callout {
  border-left: 4px solid var(--gold-color);
}

.danger-callout {
  border-left: 4px solid var(--accent-red);
}

.calculator-panel {
  border-top: 4px solid var(--gold-color);
  position: relative;
  overflow: hidden;
}

.calculator-panel::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle at 100% 0%, rgba(245, 158, 11, 0.06), transparent 70%);
  pointer-events: none;
}

.widget-title {
  font-family: 'Exo 2', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--gold-color);
  margin-bottom: 10px;
}

.calc-header {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 25px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 15px;
}

.calc-icon {
  width: 56px;
  height: 56px;
  object-fit: contain;
  filter: drop-shadow(0 4px 8px rgba(0,0,0,0.4));
}

/* ── Section Divider ── */
.calc-section-divider {
  grid-column: 1 / -1;
  border-top: 1px solid rgba(255,255,255,0.06);
  margin: 8px 0 16px;
  padding-top: 16px;
}

.calc-section-label {
  font-family: 'Exo 2', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

/* ── Input Grid ── */
.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

@media (max-width: 600px) {
  .calc-grid {
    grid-template-columns: 1fr;
  }
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.input-group label {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.input-group .label-value {
  color: var(--gold-color);
  font-weight: 700;
  font-family: 'Exo 2', sans-serif;
  font-size: 0.95rem;
}

.input-group select, .input-group input[type="range"] {
  width: 100%;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-color);
  color: var(--text-color);
  padding: 12px;
  border-radius: 8px;
  font-family: inherit;
  font-size: 1rem;
  box-sizing: border-box;
}

.input-group input[type="range"] {
  padding: 0;
  accent-color: var(--gold-color);
  cursor: pointer;
  height: 6px;
  background: rgba(255,255,255,0.08);
  border-radius: 3px;
  -webkit-appearance: none;
  appearance: none;
}

.input-group input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--gold-color);
  cursor: pointer;
  box-shadow: 0 0 12px rgba(245, 158, 11, 0.3);
}

/* ── Checkbox Toggle (Gold Pass) ── */
.checkbox-group {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 14px 16px;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}

.checkbox-group:hover {
  border-color: rgba(245, 158, 11, 0.3);
  background: rgba(245, 158, 11, 0.03);
}

.checkbox-group input[type="checkbox"] {
  accent-color: var(--gold-color);
  width: 20px;
  height: 20px;
  cursor: pointer;
}

.checkbox-group .checkbox-label {
  font-size: 0.95rem;
  color: var(--text-color);
  font-weight: 600;
}

.checkbox-group .checkbox-badge {
  margin-left: auto;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 3px 10px;
  border-radius: 20px;
  font-weight: 700;
}

.checkbox-badge.active {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-green);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.checkbox-badge.inactive {
  background: rgba(239, 68, 68, 0.1);
  color: var(--accent-red);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

/* ── Builder Dots ── */
.builder-dots {
  display: flex;
  gap: 6px;
  margin-top: 8px;
}

.builder-dot {
  width: 28px;
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  transition: background 0.2s ease, box-shadow 0.2s ease;
}

.builder-dot.active {
  background: var(--gold-color);
  box-shadow: 0 0 14px rgba(245, 158, 11, 0.35);
}

/* ── Results Container ── */
.calc-results-container {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
  margin-top: 15px;
}

.calc-result {
  background: rgba(16, 185, 129, 0.05);
  border: 1px solid rgba(16, 185, 129, 0.2);
  padding: 20px;
  border-radius: 12px;
  text-align: center;
  transition: transform 0.2s ease;
}

.calc-result:hover {
  transform: translateY(-2px);
}

.calc-result.warning {
  background: rgba(239, 68, 68, 0.05);
  border-color: rgba(239, 68, 68, 0.2);
}

.calc-result.info {
  background: rgba(59, 130, 246, 0.05);
  border-color: rgba(59, 130, 246, 0.2);
}

.calc-result.gold {
  background: rgba(245, 158, 11, 0.05);
  border-color: rgba(245, 158, 11, 0.2);
}

.calc-result.purple {
  background: rgba(139, 92, 246, 0.05);
  border-color: rgba(139, 92, 246, 0.2);
}

.calc-result-title {
  margin: 0 0 10px 0;
  color: var(--text-muted);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-family: 'Exo 2', sans-serif;
  font-weight: 700;
}

.calc-result .value {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--accent-green);
  line-height: 1;
  font-family: 'Exo 2', sans-serif;
}

.calc-result.warning .value {
  color: var(--accent-red);
}

.calc-result.info .value {
  color: #3b82f6;
}

.calc-result.gold .value {
  color: var(--gold-color);
}

.calc-result.purple .value {
  color: #8b5cf6;
}

.calc-result .sub-value {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 8px;
  line-height: 1.4;
}

/* ── Metrics Grid (3-column) ── */
.calc-metrics-grid {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 4px;
}

@media (max-width: 600px) {
  .calc-metrics-grid {
    grid-template-columns: 1fr;
  }
}

.calc-metric {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 16px;
  text-align: center;
  transition: border-color 0.2s;
}

.calc-metric:hover {
  border-color: rgba(255, 255, 255, 0.12);
}

.calc-metric .metric-value {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--gold-color);
  line-height: 1.2;
  font-family: 'Exo 2', sans-serif;
}

.calc-metric .metric-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 4px;
  font-weight: 600;
}

/* ── Burst Panel ── */
.burst-panel {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.06), rgba(139, 92, 246, 0.06));
  border: 1px solid rgba(245, 158, 11, 0.2);
  border-radius: 12px;
  padding: 20px 24px;
  margin-top: 8px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  align-items: center;
}

@media (max-width: 600px) {
  .burst-panel {
    grid-template-columns: 1fr;
  }
}

.burst-header {
  display: flex;
  align-items: center;
  gap: 12px;
}

.burst-header .burst-icon {
  font-size: 1.8rem;
}

.burst-header .burst-title {
  font-family: 'Exo 2', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gold-color);
  margin: 0;
}

.burst-stats {
  display: flex;
  gap: 20px;
  justify-content: flex-end;
  flex-wrap: wrap;
}

.burst-stat {
  text-align: center;
}

.burst-stat .burst-stat-value {
  font-size: 1.8rem;
  font-weight: 800;
  color: #8b5cf6;
  font-family: 'Exo 2', sans-serif;
}

.burst-stat .burst-stat-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}

/* ── Progress Bar ── */
.calc-progress {
  grid-column: 1 / -1;
  margin-top: 8px;
}

.calc-progress-bar {
  height: 8px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 999px;
  overflow: hidden;
  position: relative;
}

.calc-progress-bar .fill {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--gold-color), var(--accent-green));
  transition: width 0.3s ease;
  box-shadow: 0 0 16px rgba(245, 158, 11, 0.2);
}

.calc-progress-labels {
  display: flex;
  justify-content: space-between;
  margin-top: 6px;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* ── Upgrade Time Reference Table ── */
.ref-table-wrap {
  grid-column: 1 / -1;
  overflow-x: auto;
  margin-top: 12px;
  border: 1px solid var(--border-color);
  border-radius: 10px;
}

.ref-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.ref-table th {
  background: rgba(245, 158, 11, 0.08);
  color: var(--gold-color);
  font-family: 'Exo 2', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.7rem;
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.ref-table td {
  padding: 8px 12px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  color: var(--text-muted);
}

.ref-table tr:last-child td {
  border-bottom: none;
}

.ref-table tr:hover td {
  background: rgba(255,255,255,0.02);
}

.ref-table .th-label {
  color: var(--text-color);
  font-weight: 600;
}

.ref-table .th-highlight {
  color: var(--gold-color);
  font-weight: 700;
}

/* ── App Mode CTA Button ── */
.app-mode-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(245, 158, 11, 0.05));
  color: var(--gold-color);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 10px 20px;
  border-radius: 10px;
  border: 1px solid rgba(245, 158, 11, 0.3);
  text-decoration: none;
  transition: all 0.2s ease;
  margin-bottom: 20px;
}

.app-mode-btn:hover {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.25), rgba(245, 158, 11, 0.1));
  border-color: var(--gold-color);
  box-shadow: 0 0 20px rgba(245, 158, 11, 0.15);
  text-decoration: none;
}

/* ── Standalone Tool Page Theme ── */
.rush-tool-page {
  max-width: 920px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

.rush-tool-page h1 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 8px;
  color: #fff;
  font-family: 'Exo 2', sans-serif;
}

.rush-tool-page .subtitle {
  color: var(--text-muted, #a3a3a3);
  font-size: 1.05rem;
  margin-bottom: 32px;
  line-height: 1.6;
}

.rush-tool-page .guide-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--gold-color);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 32px;
  padding: 8px 16px;
  background: rgba(245, 158, 11, 0.08);
  border: 1px solid rgba(245, 158, 11, 0.2);
  border-radius: 8px;
  transition: background 0.2s;
}
.rush-tool-page .guide-link:hover {
  background: rgba(245, 158, 11, 0.15);
}

/* ── Responsive (max 768px) ── */
@media (max-width: 768px) {
  .calculator-panel, .info-callout, .danger-callout, .cta-box {
    padding: 18px 16px;
    margin: 20px 0;
  }
  .widget-title { font-size: 1.15rem; }
  .calc-header { gap: 10px; padding-bottom: 12px; margin-bottom: 18px; }
  .calc-icon { width: 42px; height: 42px; }
  .calc-grid { grid-template-columns: 1fr; gap: 14px; }
  .calc-results-container { grid-template-columns: 1fr; }
  .calc-metrics-grid { grid-template-columns: 1fr 1fr; }
  .calc-result .value { font-size: 1.8rem; }
  .calc-result-title { font-size: 0.8rem; }
  .burst-stat .burst-stat-value { font-size: 1.4rem; }
  .rush-tool-page { padding: 24px 16px 60px; }
  .rush-tool-page h1 { font-size: 1.5rem; }
  .burst-panel { padding: 16px; }
}

@media (max-width: 480px) {
  .calculator-panel, .info-callout, .danger-callout, .cta-box {
    padding: 14px 12px;
  }
  .widget-title { font-size: 1rem; }
  .calc-icon { width: 36px; height: 36px; }
  .calc-result .value { font-size: 1.5rem; }
  .calc-result .sub-value { font-size: 0.8rem; }
  .calc-metrics-grid { grid-template-columns: 1fr; }
  .burst-panel { grid-template-columns: 1fr; text-align: center; }
  .burst-stats { justify-content: center; }
  .rush-tool-page { padding: 16px 12px 40px; }
}