/* TunerPro Database widget — orange-primary + cyan-accent, dark OLED base.
 * Scoped under .tpd-wrap so it never bleeds into the homepage.
 */
.tpd-wrap{
  --tpd-bg:#0d1220;
  --tpd-bg-elev:#11172a;
  --tpd-bg-deep:#070b15;
  --tpd-border:rgba(255,255,255,0.08);
  --tpd-border-strong:rgba(255,255,255,0.16);
  --tpd-text:#f0f3fa;
  --tpd-text-mid:#b4bdd0;
  --tpd-text-dim:#7a8aa8;
  --tpd-orange:#ff6b1a;
  --tpd-orange-glow:#ff7a30;
  --tpd-cyan:#00d9ff;
  --tpd-green:#22e88c;
  --tpd-radius:14px;
  --tpd-mono:ui-monospace,"JetBrains Mono","SF Mono",Menlo,Consolas,monospace;
  position:relative;
  color:var(--tpd-text);
  font-family:inherit;
  line-height:1.55;
}
.tpd-section{
  margin:80px auto;
  max-width:1180px;
  padding:0 24px;
}
.tpd-section-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 12px;
  border:1px solid rgba(255,107,26,0.4);
  border-radius:100px;
  font-family:var(--tpd-mono);
  font-size:11px;font-weight:600;letter-spacing:0.18em;text-transform:uppercase;
  color:var(--tpd-orange);
  background:rgba(255,107,26,0.06);
  margin-bottom:18px;
}
.tpd-section-eyebrow::before{
  content:"";width:6px;height:6px;border-radius:50%;
  background:var(--tpd-orange);
  box-shadow:0 0 8px var(--tpd-orange);
  animation:tpd-pulse 2s ease-in-out infinite;
}
@keyframes tpd-pulse{0%,100%{opacity:0.6}50%{opacity:1}}
.tpd-section h2{
  font-size:clamp(28px,4vw,44px);
  font-weight:800;
  letter-spacing:-0.02em;
  margin-bottom:14px;
  line-height:1.1;
}
.tpd-section h2 .tpd-accent{color:var(--tpd-orange)}
.tpd-section-lede{
  color:var(--tpd-text-dim);
  max-width:640px;
  font-size:16px;
  margin-bottom:36px;
}

/* ─── Picker bar ───────────────────────────────────────────── */
.tpd-card{
  background:var(--tpd-bg);
  border:1px solid var(--tpd-border);
  border-radius:var(--tpd-radius);
  padding:24px;
  box-shadow:0 1px 0 rgba(255,255,255,0.04) inset, 0 30px 60px -30px rgba(0,0,0,0.6);
}
.tpd-picker{
  display:grid;
  grid-template-columns:repeat(4, minmax(0,1fr));
  gap:12px;
}
@media(max-width:900px){.tpd-picker{grid-template-columns:repeat(2, minmax(0,1fr))}}
@media(max-width:520px){.tpd-picker{grid-template-columns:1fr}}
.tpd-field{display:flex;flex-direction:column;gap:6px;position:relative;min-width:0}
.tpd-field-label{
  font-family:var(--tpd-mono);
  font-size:10px;font-weight:600;letter-spacing:0.14em;text-transform:uppercase;
  color:var(--tpd-text-dim);
}
.tpd-select{
  appearance:none;
  width:100%;min-width:0;
  padding:13px 38px 13px 14px;
  background:var(--tpd-bg-elev);
  border:1px solid var(--tpd-border);
  border-radius:10px;
  color:var(--tpd-text);
  font:inherit;font-size:15px;font-weight:500;
  cursor:pointer;
  background-image:linear-gradient(45deg,transparent 50%,var(--tpd-text-dim) 50%),
                   linear-gradient(135deg,var(--tpd-text-dim) 50%,transparent 50%);
  background-position:calc(100% - 19px) 50%, calc(100% - 14px) 50%;
  background-size:5px 5px;
  background-repeat:no-repeat;
  transition:border-color 150ms ease, background-color 150ms ease;
  text-overflow:ellipsis;
  white-space:nowrap;
  overflow:hidden;
}
.tpd-select:hover:not(:disabled){border-color:var(--tpd-border-strong);background-color:#141a2e}
.tpd-select:focus-visible{outline:none;border-color:var(--tpd-orange);box-shadow:0 0 0 3px rgba(255,107,26,0.18)}
.tpd-select:disabled{opacity:0.4;cursor:not-allowed}
.tpd-select option{background:#11172a;color:var(--tpd-text)}
.tpd-field.is-loading .tpd-select{
  background-image:linear-gradient(90deg,transparent,rgba(255,107,26,0.12),transparent);
  background-size:200% 100%;
  animation:tpd-shimmer 1.2s linear infinite;
}
@keyframes tpd-shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}

/* ─── Result panel ─────────────────────────────────────────── */
.tpd-result{
  margin-top:20px;
  padding-top:24px;
  border-top:1px dashed var(--tpd-border);
  min-height:120px;
  position:relative;
}
.tpd-empty{
  text-align:center;
  padding:48px 24px;
  color:var(--tpd-text-dim);
  font-size:15px;
}
.tpd-empty svg{display:block;margin:0 auto 12px;opacity:0.4}
.tpd-empty .tpd-empty-hint{font-family:var(--tpd-mono);font-size:11px;letter-spacing:0.14em;text-transform:uppercase;color:var(--tpd-orange);margin-top:8px}
.tpd-error{
  padding:16px;
  border:1px solid rgba(255,46,99,0.3);
  background:rgba(255,46,99,0.06);
  border-radius:10px;
  color:#ff7a99;
  font-size:14px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.tpd-error button{
  padding:7px 14px;
  background:transparent;
  border:1px solid currentColor;
  border-radius:8px;
  color:inherit;font:inherit;font-size:13px;
  cursor:pointer;
  transition:background-color 150ms ease;
}
.tpd-error button:hover{background:rgba(255,46,99,0.12)}

.tpd-engine-head{
  display:flex;flex-wrap:wrap;align-items:baseline;gap:14px 22px;
  margin-bottom:24px;
}
.tpd-engine-name{font-size:24px;font-weight:700;letter-spacing:-0.01em}
.tpd-engine-meta{
  font-family:var(--tpd-mono);
  font-size:11px;letter-spacing:0.12em;text-transform:uppercase;
  color:var(--tpd-text-dim);
  display:flex;flex-wrap:wrap;gap:6px 14px;
}
.tpd-engine-meta span{display:inline-flex;align-items:center;gap:6px}
.tpd-engine-meta span::before{
  content:"";width:3px;height:3px;border-radius:50%;background:var(--tpd-text-dim);
}
.tpd-engine-meta span:first-child::before{display:none}

/* ─── Stage tabs ───────────────────────────────────────────── */
.tpd-stages{
  display:flex;flex-wrap:wrap;gap:2px;
  margin-bottom:22px;
  border-bottom:1px solid var(--tpd-border);
}
.tpd-stage-btn{
  padding:10px 18px;
  background:transparent;
  border:none;
  border-bottom:2px solid transparent;
  color:var(--tpd-text-dim);
  font:inherit;font-size:13px;font-weight:600;letter-spacing:0.04em;text-transform:uppercase;
  cursor:pointer;
  transition:color 150ms ease, border-color 150ms ease;
  font-family:var(--tpd-mono);
  margin-bottom:-1px;
}
.tpd-stage-btn:hover:not([disabled]){color:var(--tpd-text)}
.tpd-stage-btn[aria-pressed="true"]{
  color:var(--tpd-orange);
  border-bottom-color:var(--tpd-orange);
}
.tpd-stage-btn:focus-visible{outline:none;box-shadow:0 0 0 2px rgba(255,107,26,0.4) inset}
.tpd-stage-btn[disabled]{opacity:0.25;cursor:not-allowed}

/* ─── Chart + stats grid ───────────────────────────────────── */
.tpd-display{
  display:grid;
  grid-template-columns:minmax(0,1fr) 240px;
  gap:24px;
  align-items:stretch;
}
@media(max-width:900px){
  .tpd-display{grid-template-columns:1fr}
}
.tpd-charts{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:18px;
}
@media(max-width:680px){.tpd-charts{grid-template-columns:1fr}}
.tpd-chart{
  background:var(--tpd-bg-deep);
  border:1px solid var(--tpd-border);
  border-radius:10px;
  padding:16px;
  position:relative;
  overflow:hidden;
}
.tpd-chart-title{
  font-family:var(--tpd-mono);
  font-size:10px;font-weight:600;letter-spacing:0.18em;text-transform:uppercase;
  color:var(--tpd-text-dim);
  margin-bottom:6px;
}
.tpd-chart-peak{
  font-family:var(--tpd-mono);
  font-size:11px;
  color:var(--tpd-text-mid);
}
.tpd-chart-peak strong{color:var(--tpd-orange);font-weight:600}
.tpd-chart svg{display:block;width:100%;height:auto;margin-top:8px}
.tpd-chart .tpd-axis-label{
  fill:var(--tpd-text-dim);
  font-family:var(--tpd-mono);
  font-size:9px;
  letter-spacing:0.06em;
}
.tpd-chart .tpd-gridline{stroke:rgba(255,255,255,0.06);stroke-width:1}
.tpd-chart .tpd-curve-stock{
  fill:none;
  stroke:var(--tpd-text-dim);
  stroke-width:1.5;
  stroke-dasharray:5 4;
  stroke-linecap:round;
}
.tpd-chart .tpd-curve-tuned{
  fill:none;
  stroke:var(--tpd-orange);
  stroke-width:2.2;
  stroke-linecap:round;
  filter:drop-shadow(0 0 6px rgba(255,107,26,0.55));
}
.tpd-chart .tpd-curve-tuned-area{
  fill:url(#tpd-grad-tuned);
  opacity:0.18;
}
.tpd-chart .tpd-peak-marker{
  fill:var(--tpd-orange);
  filter:drop-shadow(0 0 4px var(--tpd-orange));
}
.tpd-chart .tpd-legend{
  display:flex;gap:14px;margin-top:8px;
  font-family:var(--tpd-mono);
  font-size:10px;letter-spacing:0.08em;text-transform:uppercase;
  color:var(--tpd-text-dim);
}
.tpd-chart .tpd-legend-dot{width:14px;height:2px;display:inline-block;vertical-align:middle;margin-right:5px}
.tpd-chart .tpd-legend-dot.stock{background-image:linear-gradient(to right,var(--tpd-text-dim) 50%,transparent 50%);background-size:5px 2px}
.tpd-chart .tpd-legend-dot.tuned{background:var(--tpd-orange);box-shadow:0 0 6px var(--tpd-orange)}

/* prefers-reduced-motion: kill all animations */
@media (prefers-reduced-motion: reduce){
  .tpd-curve-tuned-anim{stroke-dasharray:none !important;stroke-dashoffset:0 !important;animation:none !important}
  .tpd-section-eyebrow::before{animation:none}
  .tpd-field.is-loading .tpd-select{animation:none}
}
.tpd-curve-tuned-anim{
  stroke-dasharray:600;
  stroke-dashoffset:600;
  animation:tpd-draw 700ms cubic-bezier(0.4,0,0.2,1) 100ms forwards;
}
@keyframes tpd-draw{to{stroke-dashoffset:0}}

/* ─── Stat tiles ───────────────────────────────────────────── */
.tpd-stats{
  display:grid;
  grid-template-columns:1fr;
  gap:12px;
  align-content:start;
}
@media(max-width:900px){
  .tpd-stats{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:520px){
  .tpd-stats{grid-template-columns:1fr}
}
.tpd-stat{
  background:var(--tpd-bg-deep);
  border:1px solid var(--tpd-border);
  border-left:3px solid var(--tpd-orange);
  border-radius:10px;
  padding:16px 18px;
}
.tpd-stat-label{
  font-family:var(--tpd-mono);
  font-size:10px;font-weight:600;letter-spacing:0.16em;text-transform:uppercase;
  color:var(--tpd-text-dim);
}
.tpd-stat-value{
  font-family:var(--tpd-mono);
  font-size:28px;font-weight:700;line-height:1.1;
  color:var(--tpd-text);
  margin-top:4px;
}
.tpd-stat-value .tpd-plus{color:var(--tpd-orange);text-shadow:0 0 10px rgba(255,107,26,0.5)}
.tpd-stat-sub{
  font-family:var(--tpd-mono);
  font-size:10px;letter-spacing:0.08em;
  color:var(--tpd-text-dim);
  margin-top:3px;
}
.tpd-stat.tpd-stat-fuel{border-left-color:var(--tpd-green)}
.tpd-stat.tpd-stat-fuel .tpd-plus{color:var(--tpd-green);text-shadow:0 0 10px rgba(34,232,140,0.4)}

/* ─── Footer chips ─────────────────────────────────────────── */
.tpd-foot{
  margin-top:20px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
}
.tpd-chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 12px;
  background:rgba(255,255,255,0.03);
  border:1px solid var(--tpd-border);
  border-radius:100px;
  font-family:var(--tpd-mono);
  font-size:10px;letter-spacing:0.1em;text-transform:uppercase;
  color:var(--tpd-text-dim);
}
.tpd-chip svg{opacity:0.7}
.tpd-cta{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 20px;
  background:var(--tpd-orange);
  color:#000;
  border:1px solid var(--tpd-orange);
  border-radius:10px;
  font-weight:700;font-size:13px;
  letter-spacing:0.04em;text-transform:uppercase;
  text-decoration:none;
  cursor:pointer;
  transition:background-color 150ms ease, box-shadow 150ms ease, transform 150ms ease;
}
.tpd-cta:hover{
  background:var(--tpd-orange-glow);
  box-shadow:0 0 24px rgba(255,107,26,0.4);
}
.tpd-cta:active{transform:translateY(1px)}
.tpd-cta:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(255,107,26,0.4)}

/* ─── Loading skeleton (in result area while engine loads) ── */
.tpd-skel{display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:24px}
@media(max-width:900px){.tpd-skel{grid-template-columns:1fr}}
.tpd-skel-block{
  background:linear-gradient(90deg, rgba(255,255,255,0.03) 0%, rgba(255,255,255,0.07) 50%, rgba(255,255,255,0.03) 100%);
  background-size:200% 100%;
  border:1px solid var(--tpd-border);
  border-radius:10px;
  animation:tpd-shimmer 1.4s linear infinite;
}
.tpd-skel-block.h-tall{height:180px}
.tpd-skel-block.h-tile{height:80px}
.tpd-skel-stats{display:grid;gap:12px;grid-template-columns:1fr}
@media(max-width:900px){.tpd-skel-stats{grid-template-columns:repeat(3,1fr)}}

/* ─── /database/ full-page layout overrides ───────────────── */
.tpd-page-hero{
  margin:60px auto 40px;
  max-width:1180px;
  padding:0 24px;
  text-align:left;
}
.tpd-page-stats{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:12px;
  margin:32px auto 0;
  max-width:1180px;
  padding:0 24px;
}
@media(max-width:760px){.tpd-page-stats{grid-template-columns:repeat(2,1fr)}}
.tpd-page-stat{
  background:var(--tpd-bg);
  border:1px solid var(--tpd-border);
  border-radius:12px;
  padding:18px 20px;
}
.tpd-page-stat-num{
  font-family:var(--tpd-mono);
  font-size:30px;font-weight:700;line-height:1;
  color:var(--tpd-orange);
  text-shadow:0 0 12px rgba(255,107,26,0.35);
}
.tpd-page-stat-label{
  font-family:var(--tpd-mono);
  font-size:10px;font-weight:600;letter-spacing:0.16em;text-transform:uppercase;
  color:var(--tpd-text-dim);
  margin-top:6px;
}

/* ═════════════════════════════════════════════════════════════════════
 * POLISH PASS 2 — stage colour-coding, ARIA live, featured engines
 * ═════════════════════════════════════════════════════════════════════ */

/* ─── Stage-specific accent colours ─────────────────────── */
.tpd-wrap[data-stage="stock"]   { --tpd-stage:#7a8aa8; --tpd-stage-soft:rgba(122,138,168,0.4) }
.tpd-wrap[data-stage="stage1"]  { --tpd-stage:#22e88c; --tpd-stage-soft:rgba(34,232,140,0.4) }
.tpd-wrap[data-stage="stage2"]  { --tpd-stage:#00d9ff; --tpd-stage-soft:rgba(0,217,255,0.4) }
.tpd-wrap[data-stage="stage3"]  { --tpd-stage:#ff6b1a; --tpd-stage-soft:rgba(255,107,26,0.4) }
.tpd-wrap[data-stage="stage4"]  { --tpd-stage:#ff2e63; --tpd-stage-soft:rgba(255,46,99,0.4) }

/* The active stage tab gets its own colour */
.tpd-stage-btn[aria-pressed="true"]{
  color:var(--tpd-stage, var(--tpd-orange));
  border-bottom-color:var(--tpd-stage, var(--tpd-orange));
}
/* Stat tile border + plus colour follow the active stage */
.tpd-stat:not(.tpd-stat-fuel){
  border-left-color:var(--tpd-stage, var(--tpd-orange));
}
.tpd-stat:not(.tpd-stat-fuel) .tpd-plus{
  color:var(--tpd-stage, var(--tpd-orange));
  text-shadow:0 0 10px var(--tpd-stage-soft, rgba(255,107,26,0.5));
}
/* Tuned dyno curve follows stage too */
.tpd-chart .tpd-curve-tuned{
  stroke:var(--tpd-stage, var(--tpd-orange));
  filter:drop-shadow(0 0 6px var(--tpd-stage-soft, rgba(255,107,26,0.55)));
}
.tpd-chart .tpd-peak-marker{
  fill:var(--tpd-stage, var(--tpd-orange));
  filter:drop-shadow(0 0 4px var(--tpd-stage, var(--tpd-orange)));
}
.tpd-chart .tpd-legend-dot.tuned{
  background:var(--tpd-stage, var(--tpd-orange));
  box-shadow:0 0 6px var(--tpd-stage-soft, rgba(255,107,26,0.55));
}

/* ─── Better empty state ────────────────────────────────── */
.tpd-empty{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:12px;
}
.tpd-empty-icon{
  width:56px;height:56px;
  display:grid;place-items:center;
  background:rgba(255,107,26,0.06);
  border:1px solid rgba(255,107,26,0.18);
  border-radius:14px;
  color:var(--tpd-orange);
}
.tpd-empty-icon svg{display:block}
.tpd-empty-text{font-size:15px;color:var(--tpd-text-mid)}

/* ─── ARIA live region (off-screen but readable) ─────────── */
.tpd-sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
  clip:rect(0,0,0,0);white-space:nowrap;border:0;
}

/* ─── Stat tile dimmed (Stock view) ────────────────────── */
.tpd-stat-dim .tpd-plus{opacity:0.45}

/* ═════════════════════════════════════════════════════════════════════
 * Featured engines grid (on /database/)
 * ═════════════════════════════════════════════════════════════════════ */
.tpd-featured{
  max-width:1180px;margin:48px auto 0;padding:0 24px;
}
.tpd-featured-head{
  display:flex;align-items:baseline;justify-content:space-between;flex-wrap:wrap;gap:12px;
  margin-bottom:20px;
}
.tpd-featured-head h2{
  font-size:clamp(22px,3vw,30px);font-weight:800;letter-spacing:-0.015em;
}
.tpd-featured-head h2 em{font-style:normal;color:var(--tpd-orange)}
.tpd-featured-head .tpd-featured-sub{
  font-family:var(--tpd-mono);
  font-size:11px;letter-spacing:0.16em;text-transform:uppercase;color:var(--tpd-text-dim);
}
.tpd-featured-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:14px;
}
.tpd-feat-card{
  display:flex;flex-direction:column;
  background:var(--tpd-bg);
  border:1px solid var(--tpd-border);
  border-radius:14px;
  padding:20px;
  text-decoration:none;
  color:inherit;
  transition:border-color 200ms ease, transform 200ms ease, background-color 200ms ease;
  position:relative;
  overflow:hidden;
}
.tpd-feat-card::before{
  content:"";
  position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--tpd-feat-color, var(--tpd-orange));
  opacity:0.5;
}
.tpd-feat-card:hover{
  border-color:var(--tpd-feat-color, var(--tpd-orange));
  background:#11172a;
}
.tpd-feat-card:focus-visible{
  outline:2px solid var(--tpd-feat-color, var(--tpd-orange));
  outline-offset:2px;
}
.tpd-feat-make{
  font-family:var(--tpd-mono);
  font-size:10px;font-weight:700;letter-spacing:0.18em;text-transform:uppercase;
  color:var(--tpd-feat-color, var(--tpd-orange));
  margin-bottom:8px;
}
.tpd-feat-name{
  font-size:17px;font-weight:700;letter-spacing:-0.005em;
  margin-bottom:4px;
  line-height:1.25;
}
.tpd-feat-meta{
  font-size:12px;color:var(--tpd-text-dim);
  margin-bottom:18px;
}
.tpd-feat-numbers{
  display:grid;grid-template-columns:1fr auto 1fr;gap:6px;align-items:center;
  margin-bottom:14px;
  font-family:var(--tpd-mono);
}
.tpd-feat-num{
  text-align:center;
}
.tpd-feat-num-val{
  font-size:22px;font-weight:700;line-height:1;
  color:var(--tpd-text);
}
.tpd-feat-num-tuned .tpd-feat-num-val{
  color:var(--tpd-feat-color, var(--tpd-orange));
  text-shadow:0 0 12px var(--tpd-feat-glow, rgba(255,107,26,0.4));
}
.tpd-feat-num-label{
  font-size:9px;letter-spacing:0.14em;text-transform:uppercase;
  color:var(--tpd-text-dim);margin-top:3px;
}
.tpd-feat-arrow{
  font-family:var(--tpd-mono);
  color:var(--tpd-text-dim);
  font-size:18px;
}
.tpd-feat-gain{
  margin-top:auto;
  padding-top:14px;
  border-top:1px dashed var(--tpd-border);
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  font-family:var(--tpd-mono);
  font-size:11px;letter-spacing:0.1em;text-transform:uppercase;
  color:var(--tpd-text-dim);
}
.tpd-feat-gain strong{
  color:var(--tpd-feat-color, var(--tpd-orange));
  font-weight:700;
}
.tpd-feat-cta{
  font-family:var(--tpd-mono);
  font-size:10px;letter-spacing:0.16em;text-transform:uppercase;
  color:var(--tpd-feat-color, var(--tpd-orange));
}