/* ============================================================
   RAXISLAB — ROI Calculator Styles
   Minimal Tech / High-End Branding
   ============================================================ */

/* ── Page Hero ── */
.roi-hero {
  position: relative;
  z-index: 1;
  padding: 80px 0 60px;
  text-align: center;
  overflow: hidden;
}

.roi-hero::before {
  content: '';
  position: absolute;
  top: -120px; left: 50%;
  transform: translateX(-50%);
  width: 600px; height: 400px;
  background: radial-gradient(ellipse at center, rgba(0,200,255,0.08) 0%, transparent 70%);
  pointer-events: none;
}

.roi-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid rgba(0,200,255,0.25);
  background: rgba(0,200,255,0.05);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.roi-hero-badge .dot {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse-dot 1.8s ease-in-out infinite;
}

.roi-hero-title {
  font-size: clamp(36px, 5.5vw, 72px);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.0;
  margin-bottom: 20px;
}

.roi-hero-sub {
  font-size: 16px;
  color: var(--text-mid);
  max-width: 540px;
  margin: 0 auto 32px;
  line-height: 1.7;
}

.roi-hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.roi-stat-item {
  text-align: center;
}

.roi-stat-num {
  font-family: var(--font-mono);
  font-size: 28px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  display: block;
}

.roi-stat-lbl {
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 4px;
  display: block;
}

/* ── Main Layout ── */
.roi-main {
  position: relative;
  z-index: 1;
  padding-bottom: 120px;
}

.roi-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}

/* ── Calculator Panel ── */
.roi-calc-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.roi-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 28px;
  border-bottom: 1px solid var(--border);
  background: rgba(0,200,255,0.03);
}

.roi-panel-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-mid);
}

.roi-panel-title span.icon {
  color: var(--accent);
  font-size: 14px;
}

.roi-panel-badge {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(0,200,255,0.08);
  border: 1px solid rgba(0,200,255,0.2);
  padding: 3px 10px;
  border-radius: 100px;
}

.roi-panel-body {
  padding: 28px;
}

/* ── Service Selector ── */
.roi-service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 32px;
}

.roi-service-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 14px 10px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-muted);
  font-size: 10px;
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.25s var(--ease);
}

.roi-service-btn .svc-icon {
  font-size: 18px;
}

.roi-service-btn:hover {
  border-color: rgba(0,200,255,0.4);
  color: var(--text-mid);
  background: rgba(0,200,255,0.04);
}

.roi-service-btn.active {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(0,200,255,0.08);
  box-shadow: 0 0 16px rgba(0,200,255,0.1);
}

/* ── Sliders Group ── */
.roi-sliders {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.roi-slider-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.roi-slider-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.roi-slider-name {
  font-size: 13px;
  color: var(--text-mid);
  font-weight: 500;
}

.roi-slider-value {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--accent);
  font-weight: 700;
  min-width: 80px;
  text-align: right;
}

/* Custom Range Slider */
.roi-range {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 3px;
  background: transparent;
  outline: none;
  position: relative;
  cursor: pointer;
}

.roi-range-track {
  position: relative;
  height: 3px;
  background: rgba(0,200,255,0.1);
  border-radius: 2px;
  overflow: visible;
}

.roi-range-fill {
  position: absolute;
  top: 0; left: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), #0084FF);
  border-radius: 2px;
  pointer-events: none;
}

.roi-range::-webkit-slider-runnable-track {
  height: 3px;
  background: transparent;
}

.roi-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid #000;
  box-shadow: 0 0 8px rgba(0,200,255,0.6);
  margin-top: -6px;
  transition: box-shadow 0.2s;
}

.roi-range::-webkit-slider-thumb:hover {
  box-shadow: 0 0 16px rgba(0,200,255,0.9);
}

.roi-range::-moz-range-thumb {
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid #000;
  box-shadow: 0 0 8px rgba(0,200,255,0.6);
  cursor: pointer;
}

.roi-range::-moz-range-track {
  height: 3px;
  background: rgba(0,200,255,0.1);
}

.roi-range::-moz-range-progress {
  background: linear-gradient(90deg, var(--accent), #0084FF);
  height: 3px;
}

.roi-slider-hints {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

/* ── Divider inside panel ── */
.roi-panel-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 24px 0;
}

/* ── Preset Buttons ── */
.roi-presets-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.roi-presets {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.roi-preset-btn {
  padding: 7px 14px;
  font-size: 11px;
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s;
}

.roi-preset-btn:hover,
.roi-preset-btn.active {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(0,200,255,0.05);
}

/* ── Results Panel ── */
.roi-results-panel {
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: sticky;
  top: calc(var(--nav-h) + 24px);
}

/* Main ROI Card */
.roi-main-result {
  background: var(--bg-card);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  overflow: hidden;
  text-align: center;
}

.roi-main-result::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.roi-main-result::after {
  content: '';
  position: absolute;
  top: -60px; left: 50%;
  transform: translateX(-50%);
  width: 200px; height: 120px;
  background: radial-gradient(ellipse, rgba(0,200,255,0.1) 0%, transparent 70%);
  pointer-events: none;
}

.roi-result-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.roi-result-big {
  font-family: var(--font-mono);
  font-size: clamp(52px, 6vw, 80px);
  font-weight: 700;
  line-height: 1;
  background: linear-gradient(135deg, #00C8FF 0%, #00E5FF 50%, #0084FF 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
  transition: all 0.4s var(--ease);
}

.roi-result-sub {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.roi-result-trend {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 14px;
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  background: rgba(0,255,130,0.08);
  color: #00FF82;
  border: 1px solid rgba(0,255,130,0.2);
}

/* Metrics Grid */
.roi-metrics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.roi-metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  transition: border-color 0.25s;
}

.roi-metric-card:hover {
  border-color: var(--border-mid);
}

.roi-metric-lbl {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.roi-metric-val {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
  transition: all 0.4s var(--ease);
}

.roi-metric-val.positive { color: #00FF82; }
.roi-metric-val.accent   { color: var(--accent); }
.roi-metric-val.warning  { color: #FFD60A; }

.roi-metric-delta {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Chart Area */
.roi-chart-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.roi-chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 22px;
  border-bottom: 1px solid var(--border);
}

.roi-chart-title {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.roi-chart-tabs {
  display: flex;
  gap: 4px;
}

.roi-tab-btn {
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s;
}

.roi-tab-btn.active,
.roi-tab-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(0,200,255,0.06);
}

.roi-chart-body {
  padding: 20px 22px 22px;
  height: 220px;
}

/* Timeline CTA */
.roi-timeline-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
}

.roi-timeline-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-mid);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.roi-timeline-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.roi-tl-step {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 14px;
  position: relative;
  padding-bottom: 20px;
}

.roi-tl-step:last-child { padding-bottom: 0; }

.roi-tl-step:not(:last-child)::before {
  content: '';
  position: absolute;
  left: 13px; top: 28px;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--border-mid), transparent);
}

.roi-tl-node {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--bg);
  border: 1.5px solid var(--border-mid);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--accent);
  font-weight: 700;
  flex-shrink: 0;
  transition: all 0.3s;
}

.roi-tl-step.done .roi-tl-node {
  background: rgba(0,200,255,0.12);
  border-color: var(--accent);
  box-shadow: 0 0 10px rgba(0,200,255,0.3);
}

.roi-tl-info {}

.roi-tl-month {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.roi-tl-desc {
  font-size: 12px;
  color: var(--text-mid);
  margin-top: 2px;
}

.roi-tl-val {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  margin-top: 3px;
  font-weight: 700;
}

/* ── Full-Width Section ── */
.roi-full {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Comparison Table */
.roi-compare-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.roi-compare-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px;
  border-bottom: 1px solid var(--border);
}

.roi-compare-title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-mid);
}

.roi-compare-table {
  width: 100%;
  border-collapse: collapse;
}

.roi-compare-table th {
  padding: 12px 28px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: rgba(0,200,255,0.02);
  border-bottom: 1px solid var(--border);
}

.roi-compare-table th:not(:first-child) { text-align: center; }

.roi-compare-table td {
  padding: 14px 28px;
  font-size: 13px;
  color: var(--text-mid);
  border-bottom: 1px solid var(--border);
  transition: background 0.2s;
}

.roi-compare-table td:not(:first-child) {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 12px;
}

.roi-compare-table tr:hover td {
  background: rgba(0,200,255,0.03);
}

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

.roi-compare-table .raxis-col {
  color: var(--accent);
  font-weight: 700;
}

.roi-compare-table .check { color: #00FF82; font-size: 15px; }
.roi-compare-table .cross { color: #FF453A; font-size: 15px; }
.roi-compare-table .partial { color: #FFD60A; font-size: 15px; }

.roi-compare-highlight {
  background: rgba(0,200,255,0.03);
}

/* CTA Section */
.roi-cta-section {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-lg);
  padding: 56px;
  text-align: center;
  overflow: hidden;
}

.roi-cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(0,200,255,0.06) 0%, transparent 60%);
  pointer-events: none;
}

.roi-cta-title {
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.roi-cta-sub {
  font-size: 15px;
  color: var(--text-mid);
  max-width: 480px;
  margin: 0 auto 32px;
  line-height: 1.7;
}

.roi-cta-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ── Insight Cards ── */
.roi-insights-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 0;
}

.roi-insight-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px;
  transition: all 0.3s var(--ease);
}

.roi-insight-card:hover {
  border-color: var(--border-mid);
  transform: translateY(-2px);
}

.roi-insight-icon {
  font-size: 22px;
  margin-bottom: 12px;
}

.roi-insight-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}

.roi-insight-text {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ── Number update animation ── */
.updating {
  animation: num-flash 0.3s ease;
}

@keyframes num-flash {
  0%   { opacity: 0.4; transform: scale(0.97); }
  100% { opacity: 1;   transform: scale(1); }
}

/* ── Tooltip ── */
.roi-tooltip-wrap {
  position: relative;
  display: inline-block;
  cursor: help;
}

.roi-tooltip-wrap:hover .roi-tooltip {
  opacity: 1;
  transform: translateY(-4px);
  pointer-events: auto;
}

.roi-tooltip {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(0);
  background: #111;
  border: 1px solid var(--border-mid);
  border-radius: var(--radius);
  padding: 8px 12px;
  font-size: 11px;
  color: var(--text-mid);
  white-space: nowrap;
  opacity: 0;
  transition: all 0.2s;
  pointer-events: none;
  z-index: 10;
  margin-bottom: 8px;
}

/* ── Responsive ── */
@media (max-width: 1100px) {
  .roi-layout {
    grid-template-columns: 1fr;
  }
  .roi-results-panel {
    position: static;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }
  .roi-main-result { grid-column: 1 / -1; }
  .roi-chart-wrap  { grid-column: 1 / -1; }
  .roi-timeline-card { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  .roi-service-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .roi-metrics-grid {
    grid-template-columns: 1fr 1fr;
  }
  .roi-insights-row {
    grid-template-columns: 1fr;
  }
  .roi-results-panel {
    grid-template-columns: 1fr;
  }
  .roi-cta-section {
    padding: 36px 24px;
  }
  .roi-hero-stats {
    gap: 28px;
  }
  .roi-compare-table th,
  .roi-compare-table td {
    padding: 10px 16px;
  }
}

@media (max-width: 480px) {
  .roi-service-grid {
    grid-template-columns: 1fr 1fr;
    gap: 6px;
  }
  .roi-metrics-grid {
    grid-template-columns: 1fr;
  }
}