/* =========================================================
   NOVA SITE — BMW S1000RR SHOWCASE
   Design system: "Telemetry" — instrument-cluster aesthetic
   built from motorsport data readouts, not stock photography.
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Big+Shoulders+Display:wght@500;600;700;800;900&family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root{
  /* --- color: "track at midnight" + M motorsport stripe --- */
  --void:        #050506;
  --carbon:      #0e0f12;
  --carbon-2:    #17181c;
  --carbon-3:    #1f2025;
  --line:        #26272b;
  --line-soft:   #1a1b1f;
  --paper:       #f2f1ec;
  --paper-dim:   #e6e4dc;
  --ink:         #0b0b0c;
  --mist:        #9a9ba3;
  --mist-dim:    #6c6d75;
  --white:       #ffffff;

  --blue:        #2f5fd6;
  --blue-dim:    #1c3d8f;
  --violet:      #3d2e73;
  --red:         #e0202f;
  --red-dim:     #a4141f;

  --font-display: 'Big Shoulders Display', sans-serif;
  --font-body:    'IBM Plex Sans', sans-serif;
  --font-mono:    'IBM Plex Mono', monospace;

  --container: 1180px;
  --ease: cubic-bezier(.22,.68,.16,1);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important; }
}

body{
  margin:0;
  background:var(--void);
  color:var(--white);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img,svg{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4,p{ margin:0; }
button{ font-family:inherit; }

::selection{ background:var(--red); color:var(--white); }

.skip-link{
  position:absolute;
  left:-999px;
  top:0;
  z-index:1000;
  background:var(--white);
  color:var(--ink);
  padding:12px 20px;
  font-family:var(--font-mono);
  font-size:.85rem;
}
.skip-link:focus{ left:16px; top:16px; }

:focus-visible{
  outline:2px solid var(--blue);
  outline-offset:3px;
}

/* ---------- layout helpers ---------- */
.container{
  width:100%;
  max-width:var(--container);
  margin-inline:auto;
  padding-inline:24px;
}
@media (min-width:900px){ .container{ padding-inline:40px; } }

.section{ padding-block:96px; position:relative; }
.section--tight{ padding-block:64px; }
@media (max-width:700px){
  .section{ padding-block:64px; }
  .section--tight{ padding-block:44px; }
}

.section--light{ background:var(--paper); color:var(--ink); }
.section--carbon{ background:var(--carbon); }

.rule{
  height:1px;
  background:var(--line);
  border:0;
  margin:0;
}
.section--light .rule{ background:#d8d6cc; }

.stripe-rule{
  height:4px;
  width:64px;
  display:flex;
  border-radius:2px;
  overflow:hidden;
}
.stripe-rule span{ flex:1; }
.stripe-rule span:nth-child(1){ background:var(--blue); }
.stripe-rule span:nth-child(2){ background:var(--violet); }
.stripe-rule span:nth-child(3){ background:var(--red); }

/* ---------- typography ---------- */
.display{
  font-family:var(--font-display);
  font-weight:800;
  letter-spacing:-0.01em;
  line-height:0.92;
  text-transform:uppercase;
}
.display-1{ font-size:clamp(3rem, 8.4vw, 7.6rem); }
.display-2{ font-size:clamp(2.2rem, 5.6vw, 4.6rem); }

.h1{ font-family:var(--font-display); font-weight:700; text-transform:uppercase; letter-spacing:-.005em; font-size:clamp(2rem,4.4vw,3.4rem); line-height:1.02; }
.h2{ font-family:var(--font-display); font-weight:700; text-transform:uppercase; font-size:clamp(1.5rem,3vw,2.1rem); line-height:1.08; }
.h3{ font-family:var(--font-display); font-weight:600; text-transform:uppercase; font-size:clamp(1.15rem,2vw,1.5rem); line-height:1.15; }

.lede{
  font-size:clamp(1.05rem,1.6vw,1.3rem);
  line-height:1.55;
  color:var(--mist);
  max-width:56ch;
}
.section--light .lede{ color:#4b4a44; }

p.copy{ max-width:62ch; color:var(--mist); font-size:1.02rem; }
.section--light p.copy{ color:#3f3e39; }

.label{
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.08em;
  color:var(--mist-dim);
}
.section--light .label{ color:#8a887f; }

.tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.06em;
  color:var(--mist);
  padding:6px 12px;
  border:1px solid var(--line);
  border-radius:100px;
}
.tag i{ width:6px; height:6px; border-radius:50%; background:var(--red); display:block; }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:14px 26px;
  border-radius:2px;
  font-family:var(--font-display);
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:.02em;
  font-size:.95rem;
  border:1px solid var(--white);
  background:var(--white);
  color:var(--ink);
  cursor:pointer;
  transition:transform .3s var(--ease), background .3s, color .3s, border-color .3s;
}
.btn:hover{ transform:translateY(-2px); }
.btn--ghost{
  background:transparent;
  color:var(--white);
  border-color:var(--line);
}
.btn--ghost:hover{ border-color:var(--white); }
.section--light .btn--ghost{ color:var(--ink); border-color:#c9c7bb; }
.section--light .btn--ghost:hover{ border-color:var(--ink); }

/* ---------- nav ---------- */
.site-nav{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(5,5,6,.78);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--line-soft);
}
.site-nav .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:72px;
}
.nav-mark{
  font-family:var(--font-display);
  font-weight:800;
  text-transform:uppercase;
  font-size:1.15rem;
  letter-spacing:.01em;
  display:flex;
  align-items:center;
  gap:10px;
}
.nav-mark .stripe-rule{ width:22px; }
.nav-mark small{
  display:block;
  font-family:var(--font-mono);
  font-size:.6rem;
  color:var(--mist-dim);
  letter-spacing:.08em;
  font-weight:400;
  text-transform:none;
  margin-top:2px;
}
.nav-links{
  display:none;
  align-items:center;
  gap:2px;
}
.nav-links a{
  font-family:var(--font-mono);
  font-size:.8rem;
  letter-spacing:.03em;
  color:var(--mist);
  padding:10px 16px;
  border-radius:100px;
  transition:color .2s, background .2s;
}
.nav-links a:hover{ color:var(--white); background:var(--carbon-2); }
.nav-links a.active{ color:var(--white); background:var(--carbon-3); }
@media (min-width:920px){ .nav-links{ display:flex; } }

.nav-toggle{
  display:flex;
  flex-direction:column;
  gap:5px;
  background:none;
  border:0;
  padding:8px;
  cursor:pointer;
}
.nav-toggle span{ width:22px; height:2px; background:var(--white); display:block; }
@media (min-width:920px){ .nav-toggle{ display:none; } }

.nav-mobile{
  display:none;
  flex-direction:column;
  border-top:1px solid var(--line-soft);
  background:var(--void);
}
.nav-mobile.open{ display:flex; }
.nav-mobile a{
  padding:16px 24px;
  font-family:var(--font-mono);
  font-size:.85rem;
  color:var(--mist);
  border-bottom:1px solid var(--line-soft);
}
.nav-mobile a.active{ color:var(--white); }
@media (min-width:920px){ .nav-mobile{ display:none !important; } }

/* ---------- hero ---------- */
.hero{
  position:relative;
  padding-top:64px;
  padding-bottom:80px;
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(60% 55% at 82% 8%, rgba(47,95,214,.20), transparent 60%),
    radial-gradient(50% 45% at 6% 90%, rgba(224,32,47,.14), transparent 60%);
  pointer-events:none;
}
.hero-grid{
  position:relative;
  display:grid;
  gap:48px;
  align-items:center;
}
@media (min-width:980px){
  .hero-grid{ grid-template-columns:1.15fr .85fr; align-items:start; padding-top:24px; }
}
.hero-eyebrow{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:20px;
}
.hero h1{ margin-bottom:22px; }
.hero .lede{ margin-bottom:32px; }
.hero-ctas{ display:flex; flex-wrap:wrap; gap:14px; }

.hero-stat-strip{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
  margin-top:56px;
}
.hero-stat-strip .stat-block{ background:var(--void); }

/* ---------- stat block ---------- */
.stat-block{ padding:26px 22px; }
.stat-number{
  font-family:var(--font-mono);
  font-weight:600;
  font-size:clamp(1.6rem,3vw,2.4rem);
  display:flex;
  align-items:baseline;
  gap:6px;
  color:var(--white);
}
.stat-number small{ font-size:.9rem; color:var(--mist-dim); font-weight:500; }
.stat-block .label{ margin-top:8px; }
.section--light .stat-number{ color:var(--ink); }

.stat-grid{ display:grid; gap:1px; background:var(--line); border:1px solid var(--line); }
.stat-grid.cols-2{ grid-template-columns:repeat(2,1fr); }
.stat-grid.cols-3{ grid-template-columns:repeat(3,1fr); }
.stat-grid.cols-4{ grid-template-columns:repeat(4,1fr); }
.stat-grid .stat-block{ background:var(--carbon); }
.section--light .stat-grid{ background:#d8d6cc; }
.section--light .stat-grid .stat-block{ background:var(--paper); }
@media (max-width:700px){
  .stat-grid.cols-4{ grid-template-columns:repeat(2,1fr); }
  .stat-grid.cols-3{ grid-template-columns:repeat(1,1fr); }
}

/* ---------- gauge (circular telemetry readout) ---------- */
.gauge-wrap{
  position:relative;
  width:100%;
  max-width:340px;
  margin-inline:auto;
}
.gauge-wrap svg{ width:100%; height:auto; overflow:visible; }
.gauge-ticks{ stroke:var(--mist-dim); opacity:.4; }
.gauge-track{ fill:none; stroke:var(--line); stroke-width:10; }
.gauge-fill{
  fill:none;
  stroke-width:10;
  stroke-linecap:round;
  transform:rotate(-90deg);
  transform-origin:120px 120px;
  transition:stroke-dashoffset 1.8s var(--ease);
}
.gauge-readout{
  position:absolute;
  inset:0;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
}
.gauge-readout .n{
  font-family:var(--font-mono);
  font-weight:600;
  font-size:clamp(2.6rem,6vw,3.4rem);
  line-height:1;
}
.gauge-readout .u{
  font-family:var(--font-mono);
  font-size:.68rem;
  color:var(--mist);
  letter-spacing:.08em;
  margin-top:8px;
  text-align:center;
  max-width:16ch;
}

/* ---------- photo frame: real photo when supplied, graceful data-card fallback when not ---------- */
.photo-frame{
  position:relative;
  aspect-ratio:var(--ar,4/3);
  background:var(--carbon);
  border:1px solid var(--line);
  overflow:hidden;
  margin:0;
}
.photo-frame img{
  position:absolute; inset:0;
  width:100%; height:100%;
  object-fit:cover;
  display:block;
  opacity:0;
  transition:opacity .5s var(--ease);
}
.photo-frame.has-photo img{ opacity:1; }
.photo-frame .photo-fallback{
  position:absolute; inset:0;
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  justify-content:center;
  gap:10px;
  padding:26px;
  background:linear-gradient(155deg, var(--carbon-2) 0%, var(--void) 100%);
  transition:opacity .3s var(--ease);
}
.photo-frame.has-photo .photo-fallback{ opacity:0; pointer-events:none; }
.photo-frame::before{
  content:"";
  position:absolute; inset:0;
  background:repeating-linear-gradient(135deg, rgba(255,255,255,.02) 0 1px, transparent 1px 26px);
  pointer-events:none;
  z-index:1;
}
.photo-frame.has-photo::before{ display:none; }
.pf-corner{ position:absolute; width:16px; height:16px; border:2px solid var(--line-soft); z-index:1; }
.pf-corner.tl{ top:14px; left:14px; border-right:0; border-bottom:0; }
.pf-corner.tr{ top:14px; right:14px; border-left:0; border-bottom:0; }
.pf-corner.bl{ bottom:14px; left:14px; border-right:0; border-top:0; }
.pf-corner.br{ bottom:14px; right:14px; border-left:0; border-top:0; }
.photo-frame.has-photo .pf-corner{ display:none; }
.pf-stripe{ position:absolute; top:0; left:0; height:4px; width:100%; display:flex; z-index:1; }
.pf-stripe span{ flex:1; }
.pf-stripe span:nth-child(1){ background:var(--blue); }
.pf-stripe span:nth-child(2){ background:var(--violet); }
.pf-stripe span:nth-child(3){ background:var(--red); }
.photo-frame.has-photo .pf-stripe{ display:none; }
.pf-year{ font-family:var(--font-display); font-weight:800; font-size:clamp(2.4rem,7vw,4.2rem); color:var(--line); opacity:.6; letter-spacing:-.02em; line-height:1; }
.pf-label{ font-family:var(--font-mono); font-size:.68rem; color:var(--mist-dim); letter-spacing:.05em; }
.pf-row{ display:flex; align-items:baseline; gap:0 16px; flex-wrap:wrap; font-family:var(--font-mono); }
.pf-row b{ font-size:1.4rem; font-weight:600; color:var(--white); }
.pf-row small{ font-size:.63rem; color:var(--mist-dim); margin-right:6px; }
.pf-hint{ font-family:var(--font-mono); font-size:.62rem; color:var(--mist-dim); opacity:.75; line-height:1.6; max-width:34ch; }
.section--light .photo-frame{ border-color:#c9c7bb; }
.section--light .photo-frame .photo-fallback{ background:linear-gradient(155deg, var(--paper-dim) 0%, #dedcd1 100%); }
.section--light .pf-year{ color:#c9c7bb; }
.section--light .pf-corner{ border-color:#b9b7ab; }
.section--light .pf-row b{ color:var(--ink); }

/* ---------- track photo (racing sections): same mechanism as photo-frame, plain stat fallback ---------- */
.track-photo{
  position:relative;
  aspect-ratio:var(--ar,4/3);
  background:var(--carbon);
  border:1px solid var(--line);
  overflow:hidden;
}
.track-photo img{
  position:absolute; inset:0; width:100%; height:100%; object-fit:cover; opacity:0; transition:opacity .5s var(--ease);
}
.track-photo.has-photo img{ opacity:1; }
.track-photo.has-photo .track-fallback{ opacity:0; pointer-events:none; }
.track-fallback{
  position:absolute; inset:0;
  display:flex; flex-direction:column; align-items:flex-start; justify-content:center; gap:10px;
  padding:26px;
  background:linear-gradient(155deg, var(--carbon-2) 0%, var(--void) 100%);
  transition:opacity .3s var(--ease);
}
.track-fallback-stat .n{ display:block; font-family:var(--font-mono); font-weight:600; font-size:clamp(1.5rem,3.6vw,2.2rem); color:var(--white); line-height:1.15; }
.track-fallback-stat .u{ font-family:var(--font-mono); font-size:.68rem; color:var(--mist); letter-spacing:.02em; }
.track-fallback .pf-hint{ margin-top:4px; }
.section--light .track-photo{ background:var(--paper-dim); border-color:#c9c7bb; }
.section--light .track-fallback{ background:linear-gradient(155deg, var(--paper-dim) 0%, #dedcd1 100%); }
.section--light .track-fallback-stat .n{ color:var(--ink); }

/* ---------- cards ---------- */
.card{
  background:var(--carbon);
  border:1px solid var(--line);
  padding:32px;
}
.card-grid{ display:grid; gap:1px; background:var(--line); border:1px solid var(--line); }
.card-grid .card{ border:0; }
.card-grid.cols-2{ grid-template-columns:repeat(2,1fr); }
.card-grid.cols-3{ grid-template-columns:repeat(3,1fr); }
@media (max-width:800px){ .card-grid.cols-2, .card-grid.cols-3{ grid-template-columns:1fr; } }

.card h3{ margin-bottom:14px; }
.card p.copy{ margin:0; font-size:.96rem; }
.card .idx{
  font-family:var(--font-mono);
  font-size:.75rem;
  color:var(--mist-dim);
  margin-bottom:18px;
  display:block;
}

/* ---------- two column layout ---------- */
.split{ display:grid; gap:56px; align-items:center; }
@media (min-width:940px){
  .split{ grid-template-columns:1fr 1fr; }
  .split.rev{ direction:rtl; }
  .split.rev > *{ direction:ltr; }
}

/* ---------- section head ---------- */
.section-head{ max-width:720px; margin-bottom:52px; }
.section-head .stripe-rule{ margin-bottom:18px; }
.section-head h2{ margin-bottom:16px; }

/* ---------- timeline (history page) ---------- */
.timeline-nav{
  display:flex;
  overflow-x:auto;
  gap:0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  margin-bottom:48px;
  scrollbar-width:none;
}
.timeline-nav::-webkit-scrollbar{ display:none; }
.timeline-nav button{
  flex:0 0 auto;
  background:none;
  border:0;
  border-right:1px solid var(--line);
  color:var(--mist);
  font-family:var(--font-mono);
  font-size:.85rem;
  padding:18px 22px;
  cursor:pointer;
  white-space:nowrap;
  position:relative;
  transition:color .2s;
}
.timeline-nav button span{ display:block; font-family:var(--font-display); font-size:1.05rem; text-transform:uppercase; color:var(--white); margin-top:2px; }
.timeline-nav button:hover{ color:var(--white); }
.timeline-nav button.active{ color:var(--white); }
.timeline-nav button.active::after{
  content:"";
  position:absolute;
  left:0; right:0; bottom:-1px;
  height:3px;
  background:linear-gradient(90deg,var(--blue),var(--violet),var(--red));
}

.timeline-panel{ display:none; }
.timeline-panel.active{ display:block; animation:panelIn .5s var(--ease); }
@keyframes panelIn{ from{ opacity:0; transform:translateY(8px);} to{ opacity:1; transform:none;} }

.era-head{ display:flex; flex-wrap:wrap; align-items:baseline; gap:16px; margin-bottom:24px; }
.era-head .years{ font-family:var(--font-mono); color:var(--mist-dim); font-size:.95rem; }

/* ---------- race track milestone list ---------- */
.race-track{ position:relative; padding-left:32px; }
.race-track::before{
  content:"";
  position:absolute;
  left:5px; top:6px; bottom:6px;
  width:2px;
  background:linear-gradient(var(--blue),var(--violet) 50%, var(--red));
}
.milestone{ position:relative; padding-bottom:44px; }
.milestone:last-child{ padding-bottom:0; }
.milestone::before{
  content:"";
  position:absolute;
  left:-32px; top:4px;
  width:12px; height:12px;
  border-radius:50%;
  background:var(--void);
  border:2px solid var(--red);
}
.milestone .year{ font-family:var(--font-mono); font-size:.85rem; color:var(--mist-dim); display:block; margin-bottom:6px; }
.milestone h3{ margin-bottom:8px; }

/* ---------- compare slider (M1000RR page) ---------- */
.compare{
  border:1px solid var(--line);
}
.compare-head{
  display:grid;
  grid-template-columns:1fr 1fr;
}
.compare-head div{
  padding:20px 20px 16px;
  font-family:var(--font-display);
  text-transform:uppercase;
  font-size:1.1rem;
  font-weight:700;
}
.compare-head div:first-child{ border-right:1px solid var(--line); color:var(--mist); }
.compare-head div:last-child{ background:linear-gradient(180deg, rgba(224,32,47,.14), transparent); }
.compare-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  border-top:1px solid var(--line);
}
.compare-row > div{ padding:16px 20px; font-family:var(--font-mono); font-size:.9rem; }
.compare-row > div:first-child{ border-right:1px solid var(--line); color:var(--mist); }
.compare-row .rlabel{
  display:block; font-family:var(--font-body); color:var(--mist-dim); font-size:.72rem; text-transform:uppercase; letter-spacing:.06em; margin-bottom:4px;
}

/* ---------- pull quote ---------- */
.pull{
  font-family:var(--font-display);
  text-transform:uppercase;
  font-size:clamp(1.4rem,3.4vw,2.4rem);
  line-height:1.15;
  max-width:20ch;
  border-left:3px solid var(--red);
  padding-left:24px;
}
.pull cite{
  display:block;
  font-family:var(--font-mono);
  font-style:normal;
  font-size:.75rem;
  text-transform:none;
  color:var(--mist-dim);
  margin-top:16px;
  letter-spacing:.03em;
}

/* ---------- footer ---------- */
.site-footer{
  background:var(--carbon);
  border-top:1px solid var(--line);
  padding-block:56px 32px;
}
.footer-grid{
  display:grid;
  gap:36px;
  margin-bottom:40px;
}
@media (min-width:800px){ .footer-grid{ grid-template-columns:1.4fr 1fr 1fr; } }
.footer-grid h4{
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.08em;
  color:var(--mist-dim);
  margin-bottom:14px;
  text-transform:uppercase;
}
.footer-grid a{
  display:block;
  color:var(--mist);
  font-size:.9rem;
  padding:6px 0;
  transition:color .2s;
}
.footer-grid a:hover{ color:var(--white); }
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:16px;
  padding-top:28px;
  border-top:1px solid var(--line-soft);
  font-family:var(--font-mono);
  font-size:.72rem;
  color:var(--mist-dim);
  line-height:1.7;
}
.footer-bottom p{ max-width:62ch; }
.footer-credit{
  display:flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-display);
  font-size:1rem;
  color:var(--white);
  text-transform:uppercase;
}

/* ---------- next-page nav ---------- */
.next-link{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:36px 0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  gap:20px;
}
.next-link .label{ display:block; margin-bottom:8px; }
.next-link .h3{ margin:0; }
.next-link .arrow{
  font-size:1.8rem;
  transition:transform .3s var(--ease);
  flex:0 0 auto;
}
.next-link:hover .arrow{ transform:translateX(8px); }

/* ---------- reveal-on-scroll (single, restrained use) ---------- */
.reveal{ opacity:0; transform:translateY(14px); transition:opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in{ opacity:1; transform:none; }

/* ---------- bar chart (downforce comparison etc.) ---------- */
.bar-chart{ display:flex; flex-direction:column; gap:20px; margin-block:32px; }
.bar-row{ display:grid; grid-template-columns:150px 1fr 64px; gap:18px; align-items:center; }
.bar-row .bar-label{ font-family:var(--font-mono); font-size:.78rem; color:var(--mist); line-height:1.4; }
.bar-row .bar-label small{ color:var(--mist-dim); }
.bar-track{ height:16px; background:var(--carbon-2); border-radius:3px; overflow:hidden; border:1px solid var(--line); }
.bar-fill{ height:100%; background:var(--mist-dim); border-radius:2px; width:0; transition:width 1.4s var(--ease); }
.bar-fill--accent{ background:linear-gradient(90deg,var(--blue),var(--violet),var(--red)); }
.bar-row .bar-value{ font-family:var(--font-mono); font-size:.85rem; text-align:right; color:var(--white); }
@media (max-width:600px){
  .bar-row{ grid-template-columns:1fr; gap:8px; }
  .bar-row .bar-value{ text-align:left; }
}

/* ---------- ShiftCam interactive diagram ---------- */
.cam-widget{ text-align:center; border:1px solid var(--line); padding:36px 24px; background:var(--carbon); }
.cam-widget svg{ max-width:280px; margin-inline:auto; }
.cam-widget .lobe-full{ opacity:.15; transition:opacity .4s var(--ease); }
.cam-widget .lobe-partial{ opacity:1; transition:opacity .4s var(--ease); }
.cam-widget.full-load .lobe-full{ opacity:1; }
.cam-widget.full-load .lobe-partial{ opacity:.15; }
.cam-follower{ transition:transform .5s var(--ease); transform-box:fill-box; transform-origin:center; }
.cam-widget.full-load .cam-follower{ transform:translateY(-13px); }
.cam-state{ margin-top:22px; }
.cam-state .state-full{ display:none; }
.cam-widget.full-load .cam-state .state-full{ display:block; }
.cam-widget.full-load .cam-state .state-partial{ display:none; }
.cam-state p{ font-family:var(--font-mono); font-size:.85rem; color:var(--mist); max-width:34ch; margin-inline:auto; line-height:1.6; }
.cam-state strong{ color:var(--white); display:block; font-family:var(--font-body); font-size:1rem; margin-bottom:8px; }

/* ---------- dash mock (fake TFT dashboard readout) ---------- */
.dash-mock{
  position:relative;
  aspect-ratio:var(--ar,4/3);
  background:#000;
  border:10px solid #1c1d21;
  border-radius:6px;
  padding:20px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.dash-mock-screen{ width:100%; font-family:var(--font-mono); color:#e7e7ea; }
.dash-row{ display:flex; justify-content:space-between; align-items:center; font-size:.72rem; letter-spacing:.05em; color:#8d8f98; }
.dash-row.top{ margin-bottom:18px; }
.dash-row.bottom{ margin-top:16px; }
.dash-mode{ color:var(--red); font-weight:600; }
.dash-gear{ font-family:var(--font-display); font-size:2.6rem; color:#fff; line-height:1; }
.dash-rpm-bar{ height:10px; background:#1a1b1f; border-radius:2px; overflow:hidden; }
.dash-rpm-bar .bar-fill{ background:linear-gradient(90deg,var(--blue),var(--violet),var(--red)); }
.dash-rpm-label{ display:block; margin-top:8px; font-size:.7rem; color:#c8c9ce; text-align:right; }

/* ---------- utility ---------- */
.mt-0{ margin-top:0; }
.center{ text-align:center; margin-inline:auto; }
.small{ font-size:.85rem; }
.flex-between{ display:flex; align-items:center; justify-content:space-between; gap:16px; flex-wrap:wrap; }
.chip-row{ display:flex; flex-wrap:wrap; gap:10px; }