@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@700;900&display=swap');

#mainTabs {
  gap: 0.25rem;
}

.fm-calculator-pane {
  padding-top: 1rem;
}

.fm-shell {
  overflow: hidden;
  background:
    radial-gradient(circle at top left, rgba(245, 200, 126, 0.18), transparent 28%),
    radial-gradient(circle at top right, rgba(66, 153, 225, 0.16), transparent 30%),
    linear-gradient(180deg, #fbfcfe 0%, #ffffff 100%);
  border: 1px solid rgba(188, 204, 220, 0.9);
  border-radius: 26px;
  box-shadow: 0 26px 60px rgba(34, 58, 94, 0.12);
}

.fm-hero {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1.25rem;
  padding: 1.4rem 1.5rem 1.1rem;
  border-bottom: 1px solid rgba(208, 219, 231, 0.95);
}

.fm-hero-copy {
  max-width: 760px;
}

.fm-eyebrow {
  margin-bottom: 0.45rem;
  color: #a25c17;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.fm-title {
  margin: 0;
  color: #183153;
  font-family: 'Orbitron', monospace;
  font-size: 2rem;
  font-weight: 900;
  line-height: 1.1;
}

.fm-lead {
  margin: 0.75rem 0 0;
  color: #4f647a;
  font-size: 0.98rem;
  line-height: 1.6;
}

.fm-view-switcher {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  justify-content: flex-end;
}

.fm-view-btn {
  min-width: 118px;
  padding: 0.6rem 0.95rem;
  color: #36506a;
  font-size: 0.88rem;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid rgba(188, 204, 220, 0.95);
  border-radius: 999px;
  transition: background 0.16s ease, color 0.16s ease, border-color 0.16s ease, box-shadow 0.16s ease;
}

.fm-view-btn:hover {
  background: #fff;
  border-color: rgba(137, 166, 194, 0.95);
  box-shadow: 0 10px 20px rgba(44, 75, 105, 0.08);
}

.fm-view-btn.active {
  color: #fff;
  background: linear-gradient(135deg, #2d6cdf 0%, #1f8bba 100%);
  border-color: transparent;
  box-shadow: 0 12px 24px rgba(45, 108, 223, 0.2);
}

.fm-info-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  padding: 0.8rem 1.5rem;
  background: rgba(240, 245, 250, 0.9);
  color: #576b80;
  font-size: 0.88rem;
  border-bottom: 1px solid rgba(220, 229, 238, 0.85);
}

.fm-info-divider {
  color: #93a5b7;
}

.fm-body {
  padding: 1.5rem;
}

.fm-view {
  display: none;
}

.fm-view.active {
  display: block;
}

.fm-panel-intro {
  margin-bottom: 1rem;
}

.fm-panel-intro h4 {
  margin-bottom: 0.3rem;
  color: #183153;
}

.fm-panel-intro p {
  color: #5b7187;
}

.fm-calculator-pane .card {
  border: 1px solid rgba(221, 229, 238, 0.92);
  border-radius: 20px;
  box-shadow: 0 14px 28px rgba(32, 55, 83, 0.08);
}

.fm-calculator-pane .card-header {
  border-bottom: 0;
}

.fm-calculator-pane .card-body {
  padding: 1.1rem 1.15rem 1.2rem;
}

.fm-calculator-pane .mb-3 {
  margin-bottom: 0.8rem !important;
}

.fm-calculator-pane .form-label {
  margin-bottom: 0.3rem;
  color: #223a53;
}

.fm-submit-btn {
  border-radius: 14px;
  padding-block: 0.8rem;
  font-weight: 700;
}

.fm-results-card {
  min-height: 100%;
}

.fm-results-hint {
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.78rem;
}

.fm-empty-state {
  padding: 1.3rem 0.3rem;
  text-align: center;
}

.fm-empty-state h5 {
  margin-bottom: 0.45rem;
  color: #183153;
}

.fm-calculator-pane .alert {
  margin-bottom: 1rem;
  border-radius: 14px;
}

.fm-calculator-pane .result-item {
  margin: 0.5rem 0;
  padding: 0.9rem 0.95rem;
  background: #f7fafc;
  border-left: 4px solid #2f9e44;
  border-radius: 14px;
}

.fm-calculator-pane .result-value {
  color: #23763a;
  font-size: 1.28rem;
  font-weight: 700;
}

.fm-calculator-pane .pass-checkbox {
  height: 100%;
  margin: 0;
  padding: 0.8rem;
  background: #fffdf6;
  border: 1px solid rgba(218, 184, 106, 0.45);
  border-radius: 16px;
  cursor: pointer;
  transition: transform 0.14s ease, box-shadow 0.14s ease, border-color 0.14s ease;
}

.fm-calculator-pane .pass-checkbox:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 22px rgba(49, 66, 89, 0.08);
}

.fm-calculator-pane .pass-checkbox * {
  cursor: pointer;
}

.fm-calculator-pane .premium-pass {
  background: linear-gradient(180deg, #f8f4ff 0%, #fff 100%);
  border-color: rgba(140, 104, 209, 0.38);
}

.fm-calculator-pane .elite-pass {
  background: linear-gradient(180deg, #fff6f0 0%, #fff 100%);
  border-color: rgba(255, 107, 53, 0.34);
}

.fm-calculator-pane .data-table-container {
  max-height: 70vh;
  overflow: auto;
  background: #fff;
  border-radius: 0 0 18px 18px;
}

.fm-calculator-pane .data-table {
  font-size: 0.84rem;
}

.fm-calculator-pane .data-table th {
  position: sticky;
  top: 0;
  z-index: 10;
  color: #fff;
  white-space: nowrap;
  background: #0d6efd;
}

.fm-calculator-pane .data-table td {
  white-space: nowrap;
  border-right: 1px solid #dee2e6;
}

.fm-calculator-pane .furthest-barrier-row {
  position: relative;
}

.fm-calculator-pane .furthest-barrier-row::after {
  content: '';
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 3px;
  background: #28a745;
}

.fm-calculator-pane .breakpoint-line {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 30px;
  margin: 8px 0;
  padding: 0.2rem 0.6rem;
  color: #fff;
  font-size: 0.74rem;
  font-weight: 700;
  text-align: center;
  border-radius: 10px;
}

.fm-calculator-pane .breakpoint-line.free-user {
  background: linear-gradient(90deg, #28a745, #20c997);
}

.fm-calculator-pane .breakpoint-line.premium-user {
  background: linear-gradient(90deg, #17a2b8, #6f42c1);
}

.fm-calculator-pane .breakpoint-line.elite-user {
  background: linear-gradient(90deg, #ffc107, #fd7e14);
}

.fm-calculator-pane #fcChartContainer {
  position: relative;
  height: 230px;
  margin: 12px 0;
  padding: 8px;
  background: #f8f9fa;
  border-radius: 14px;
}

.fm-methodology-wrap {
  padding-top: 0.15rem;
}

.fm-calculator-pane #fmPanelMethodology .card-body {
  font-size: 0.96rem;
  line-height: 1.7;
}

.fm-calculator-pane #fmPanelMethodology details {
  margin-top: 10px;
}

.fm-calculator-pane #fmPanelMethodology summary {
  color: #0d6efd;
  font-weight: 500;
  cursor: pointer;
}

.fm-calculator-pane #fmPanelMethodology code {
  padding: 2px 6px;
  background: #f1f3f5;
  border-radius: 4px;
  font-size: 0.88em;
}

.fm-calculator-pane #fmPanelMethodology .formula {
  margin: 10px 0;
  padding: 10px 14px;
  background: #f8f9fa;
  border-left: 3px solid #6c757d;
  border-radius: 0 6px 6px 0;
  font-family: 'Courier New', monospace;
}

.fm-calculator-pane #methodologyChartContainer {
  position: relative;
  height: 320px;
  margin: 16px 0;
  padding: 8px;
  background: #f8f9fa;
  border-radius: 14px;
}

@media (min-width: 992px) {
  .fm-results-card {
    position: sticky;
    top: 1rem;
  }
}

@media (max-width: 767px) {
  #mainTabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    padding-bottom: 0.35rem;
    scrollbar-width: none;
  }

  #mainTabs::-webkit-scrollbar {
    display: none;
  }

  #mainTabs .nav-item {
    flex: 0 0 auto;
  }

  .fm-hero {
    flex-direction: column;
    padding: 1.15rem 1rem 1rem;
  }

  .fm-title {
    font-size: 1.55rem;
  }

  .fm-view-switcher {
    width: 100%;
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 0.2rem;
    scrollbar-width: none;
  }

  .fm-view-switcher::-webkit-scrollbar {
    display: none;
  }

  .fm-view-btn {
    min-width: 0;
    flex: 0 0 auto;
  }

  .fm-info-strip {
    padding: 0.75rem 1rem;
  }

  .fm-info-divider {
    display: none;
  }

  .fm-body {
    padding: 1rem;
  }

  .fm-results-hint {
    display: none;
  }

  .fm-calculator-pane #fcChartContainer {
    height: 210px;
  }

  .fm-calculator-pane #methodologyChartContainer {
    height: 280px;
  }
}