:root{
  --bg:#0a0b0d; --bg2:#111317; --line:#22262c; --line2:#2f343b;
  --ink:#f2f2ef; --muted:#9aa0a8; --dim:#5d636b;
  --accent:#ff6a1f; --accent2:#ff9a3d; --cyan:#59e3ff; --green:#43e39a; --red:#ff3b30;
  --radius:18px;
  --font:'Inter',system-ui,sans-serif; --display:'Space Grotesk','Inter',sans-serif; --mono:'JetBrains Mono',ui-monospace,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer;background:none;border:0}
h1,h2,h3{font-family:var(--display);font-weight:600;letter-spacing:-.02em;margin:0}
h2{font-size:clamp(30px,4.2vw,54px);line-height:1.05}
h3{font-size:18px}
p{margin:0}
em{font-style:normal;color:var(--accent)}
kbd{font-family:var(--mono);font-size:.8em;border:1px solid var(--line2);border-radius:6px;padding:1px 6px;color:var(--ink);background:var(--bg2)}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.22em;color:var(--accent);margin-bottom:14px}
.muted{color:var(--muted);max-width:620px;margin-top:16px}
.tiny{font-size:12px;color:var(--dim);margin-top:14px}
.center{text-align:center}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;height:48px;padding:0 24px;border-radius:999px;font-weight:600;font-size:15px;transition:transform .15s,background .2s,border-color .2s}
.btn:active{transform:scale(.97)}
.btn-primary{background:var(--ink);color:#0a0b0d}
.btn-primary:hover{background:#fff}
.btn-ghost{border:1px solid var(--line2);color:var(--ink)}
.btn-ghost:hover{border-color:var(--ink)}

/* nav */
.nav{position:fixed;inset:0 0 auto 0;z-index:20;display:flex;align-items:center;gap:32px;height:68px;padding:0 clamp(16px,4vw,48px);background:linear-gradient(#0a0b0dcc,#0a0b0d00);transition:background .3s}
.nav.solid{background:#0a0b0de6;backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:baseline;gap:8px}
.brand-mark{font-family:var(--display);font-weight:700;font-size:24px;letter-spacing:-.04em}
.brand-sub{font-family:var(--mono);font-size:11px;letter-spacing:.35em;color:var(--muted)}
.nav-links{display:flex;gap:28px;margin-left:auto;font-size:14px;color:var(--muted)}
.nav-links a:hover{color:var(--ink)}
.nav-cta{height:38px;padding:0 18px;font-size:13px}

/* hero */
.hero{position:relative;height:100svh;min-height:640px;overflow:hidden;background:radial-gradient(120% 70% at 50% 72%,#24272d 0%,#0e0f12 55%,#0a0b0d 100%)}
#hero-canvas{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:pan-y;cursor:grab}
#hero-canvas:active{cursor:grabbing}
.hero-word{position:absolute;left:50%;top:44%;transform:translate(-50%,-50%);font-family:var(--display);font-weight:700;font-size:clamp(80px,17vw,280px);letter-spacing:-.05em;white-space:nowrap;color:transparent;-webkit-text-stroke:1px #ffffff14;pointer-events:none;user-select:none;transition:opacity .4s}
.hero-copy{position:absolute;left:clamp(16px,5vw,72px);top:clamp(96px,15vh,150px);max-width:520px;z-index:2}
.hero-copy h1{font-size:clamp(36px,5vw,68px);line-height:1.02}
.lead{color:var(--muted);margin-top:20px;max-width:440px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-stats{position:absolute;right:clamp(16px,5vw,72px);bottom:clamp(28px,6vh,56px);display:grid;grid-template-columns:repeat(4,auto);gap:clamp(18px,3vw,44px);margin:0;z-index:2}
.hero-stats dt{font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:var(--dim);text-transform:uppercase}
.hero-stats dd{margin:4px 0 0;display:flex;align-items:baseline;gap:6px}
.hero-stats b{font-family:var(--display);font-weight:600;font-size:clamp(26px,3vw,40px)}
.hero-stats span{color:var(--muted);font-size:13px}
.hero-hint{position:absolute;left:clamp(16px,5vw,72px);bottom:clamp(28px,6vh,56px);font-family:var(--mono);font-size:11px;letter-spacing:.2em;color:var(--dim);text-transform:uppercase;z-index:2}
.hero-loading{position:absolute;left:50%;top:60%;transform:translate(-50%,-50%);display:flex;align-items:center;gap:10px;color:var(--muted);font-size:13px;font-family:var(--mono);z-index:1}
.hero-loading.hide{opacity:0;pointer-events:none;transition:opacity .5s}
.spin{width:16px;height:16px;border:2px solid var(--line2);border-top-color:var(--accent);border-radius:50%;animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* sections */
.section{padding:clamp(80px,12vw,150px) clamp(16px,5vw,72px);border-top:1px solid var(--line)}
.section-head{margin-bottom:clamp(36px,5vw,64px)}

/* lineup */
.lineup{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.model-card{position:relative;text-align:left;padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:var(--bg2);min-height:220px;display:flex;flex-direction:column;justify-content:space-between;transition:border-color .2s,transform .2s}
.model-card:hover{border-color:var(--line2);transform:translateY(-2px)}
.model-card[aria-selected="true"]{border-color:var(--ink)}
.model-card .code{font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:var(--dim)}
.model-card h3{font-size:24px;margin-top:8px}
.model-card .type{color:var(--muted);font-size:14px}
.model-card dl{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:22px 0 0}
.model-card dt{font-size:11px;color:var(--dim);text-transform:uppercase;letter-spacing:.12em}
.model-card dd{margin:0;font-family:var(--display);font-size:18px}

/* design */
.design-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,96px);align-items:start}
.swatches{display:flex;flex-wrap:wrap;gap:10px;margin-top:32px}
.swatches button{display:flex;align-items:center;gap:10px;height:44px;padding:0 16px 0 8px;border:1px solid var(--line2);border-radius:999px;font-size:14px;color:var(--muted)}
.swatches button[aria-checked="true"]{border-color:var(--ink);color:var(--ink)}
.swatches i{width:28px;height:28px;border-radius:50%;background:var(--c);box-shadow:inset 0 0 0 1px #ffffff22}
.design-points{list-style:none;margin:0;padding:0;display:grid;gap:0}
.design-points li{display:flex;gap:22px;padding:26px 0;border-bottom:1px solid var(--line)}
.design-points li:first-child{border-top:1px solid var(--line)}
.design-points b{font-family:var(--mono);color:var(--accent);font-size:13px;padding-top:3px}
.design-points p{color:var(--muted);margin-top:6px}

/* tech */
.tech-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.tech-grid article{padding:26px;border:1px solid var(--line);border-radius:var(--radius);background:var(--bg2)}
.tech-n{font-family:var(--mono);color:var(--accent);font-size:13px}
.tech-grid h3{margin:40px 0 10px;font-size:20px}
.tech-grid p{color:var(--muted);font-size:15px}

/* roadmap */
.roadmap{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:0;border-top:1px solid var(--line2)}
.roadmap li{position:relative;padding:28px 20px 0 0}
.roadmap li::before{content:"";position:absolute;top:-6px;left:0;width:11px;height:11px;border-radius:50%;background:var(--bg);border:1px solid var(--line2)}
.roadmap li.done::before{background:var(--ink);border-color:var(--ink)}
.roadmap li.now::before{background:var(--accent);border-color:var(--accent);box-shadow:0 0 0 6px #ff6a1f33}
.roadmap b{font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:var(--dim);text-transform:uppercase}
.roadmap li.now b{color:var(--accent)}
.roadmap h3{margin:8px 0}
.roadmap p{color:var(--muted);font-size:14px}

/* waitlist */
.waitlist-card{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,72px);padding:clamp(28px,5vw,64px);border:1px solid var(--line2);border-radius:28px;background:linear-gradient(135deg,#16181c,#0d0e11)}
#waitlist{display:grid;gap:14px}
#waitlist label{display:grid;gap:6px;font-size:13px;color:var(--muted)}
#waitlist input,#waitlist select{height:48px;border-radius:12px;border:1px solid var(--line2);background:#0a0b0d;color:var(--ink);padding:0 14px;font:inherit}
#waitlist input:focus,#waitlist select:focus{outline:none;border-color:var(--ink)}
#waitlist .btn{margin-top:6px}

.foot{padding:48px clamp(16px,5vw,72px);border-top:1px solid var(--line);display:grid;gap:12px;color:var(--dim);font-size:13px}
.foot p{max-width:760px}

/* ---------- COCKPIT ---------- */
.cockpit-section{background:radial-gradient(80% 60% at 50% 40%,#15181d,#0a0b0d)}
.dash{max-width:1180px;margin:0 auto}
.dash-bezel{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:18px;padding:18px;border-radius:30px;background:linear-gradient(180deg,#1a1d22,#0d0f12);border:1px solid var(--line2);box-shadow:0 40px 120px #000a,inset 0 1px 0 #ffffff12}
.cluster{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:22px;border-radius:20px;background:#050607;border:1px solid #16191d;overflow:hidden}
.cluster::after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,#ffffff08 0%,#ffffff00 40%);pointer-events:none}
#gauge{width:100%;max-width:380px;aspect-ratio:1;height:auto}
.cluster-side{width:100%;max-width:380px;display:grid;grid-template-columns:1fr 1fr;gap:8px 18px}
.pill-row{grid-column:1/-1;display:flex;gap:8px;justify-content:center;margin-bottom:6px}
.pill{font-family:var(--mono);font-size:11px;letter-spacing:.16em;padding:4px 10px;border-radius:999px;border:1px solid #1f6b4a;color:var(--green)}
.pill-mode{border-color:#2a4b57;color:var(--cyan)}
.pill-mode.sport{border-color:#6a2e15;color:var(--accent)}
.pill-mode.eco{border-color:#1f6b4a;color:var(--green)}
.kv{display:flex;justify-content:space-between;font-size:13px;border-bottom:1px solid #15181c;padding:6px 0}
.kv span{color:var(--dim)}
.kv b{font-family:var(--mono);font-weight:500}

.screen{border-radius:20px;background:#07080a;border:1px solid #16191d;padding:18px 20px 22px;display:flex;flex-direction:column;gap:16px;min-height:520px}
.screen-top{display:flex;justify-content:space-between;align-items:center;font-family:var(--mono);font-size:12px;color:var(--muted)}
.os{letter-spacing:.24em;color:var(--ink)}
.screen-icons{display:flex;gap:10px;align-items:center}
.ic-signal,.ic-bt{display:inline-block;width:12px;height:10px;background:linear-gradient(90deg,var(--muted) 2px,transparent 2px 4px,var(--muted) 4px 6px,transparent 6px 8px,var(--muted) 8px);clip-path:polygon(0 100%,100% 0,100% 100%)}
.ic-bt{width:8px;background:var(--cyan);clip-path:polygon(0 25%,100% 75%,50% 100%,50% 0,100% 25%,0 75%,10% 80%,50% 40%,50% 60%,10% 20%)}
.tabs{display:flex;gap:6px;padding:4px;border-radius:14px;background:#0f1114;border:1px solid #181b20}
.tabs button{flex:1;height:40px;border-radius:10px;font-size:13px;color:var(--muted);font-weight:500}
.tabs button[aria-selected="true"]{background:#1c2026;color:var(--ink)}
.panel[hidden]{display:none}
.panel{display:flex;flex-direction:column;gap:18px;animation:fade .25s}
@keyframes fade{from{opacity:0;transform:translateY(4px)}}
.panel-note{color:var(--muted);font-size:14px}
.modes,.sound-list{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.sound-list{grid-template-columns:1fr 1fr}
.modes button,.sound-list button{text-align:left;padding:16px;border-radius:14px;border:1px solid #1b1f24;background:#0d0f12;display:grid;gap:4px;transition:border-color .2s,background .2s}
.modes b,.sound-list b{font-family:var(--display);font-size:16px}
.modes span,.sound-list span{font-size:12px;color:var(--dim)}
.modes button[aria-checked="true"],.sound-list button[aria-checked="true"]{border-color:var(--cyan);background:#0d171b}
.modes button[data-mode="sport"][aria-checked="true"]{border-color:var(--accent);background:#1a0f09}
.modes button[data-mode="eco"][aria-checked="true"]{border-color:var(--green);background:#0b1812}
.flow-row{display:flex;justify-content:space-between;font-size:13px;color:var(--muted);margin-bottom:8px}
.flow-row b{font-family:var(--mono);color:var(--ink);font-weight:500}
.flow-bar{position:relative;height:12px;border-radius:6px;background:#121519;overflow:hidden}
.flow-bar::after{content:"";position:absolute;left:30%;top:0;bottom:0;width:2px;background:#2a2f36}
.flow-bar i{position:absolute;top:0;bottom:0;transition:width .08s}
#flow-regen{right:70%;background:linear-gradient(270deg,var(--green),#1d7b55);width:0}
#flow-power{left:30%;background:linear-gradient(90deg,var(--cyan),var(--accent));width:0}
.flow-scale{display:flex;justify-content:space-between;font-size:11px;color:var(--dim);margin-top:6px;font-family:var(--mono)}
.chips{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.chip{padding:14px;border-radius:14px;background:#0d0f12;border:1px solid #1b1f24;display:grid;gap:2px;font-size:12px;color:var(--dim);text-align:left}
.chip b{font-family:var(--mono);font-size:16px;color:var(--ink);font-weight:500}
.chip.toggle{text-align:center;font-size:14px;color:var(--muted)}
.chip.toggle[aria-pressed="true"]{border-color:var(--cyan);color:var(--cyan)}
.slider{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--muted)}
.slider input{flex:1;accent-color:var(--cyan)}
.car-top{position:relative;height:250px;display:flex;justify-content:center}
.car-top svg{height:100%}
.car-body{fill:#15181d;stroke:#2c323a}
.car-glass{fill:#0a1014;stroke:#1f2830}
.car-led{fill:#e9f6ff}
.car-led.red{fill:var(--red)}
.tire{position:absolute;font-family:var(--mono);font-size:12px;color:var(--green)}
.t-fl{left:12%;top:18%}.t-fr{right:12%;top:18%}.t-rl{left:12%;bottom:18%}.t-rr{right:12%;bottom:18%}
.climate{display:flex;align-items:center;justify-content:center;gap:28px;padding:30px 0}
.round{width:56px;height:56px;border-radius:50%;border:1px solid var(--line2);font-size:24px}
.temp b{font-family:var(--display);font-size:72px;font-weight:500}
.temp span{color:var(--muted);font-size:20px}

.pedals{display:flex;justify-content:center;gap:16px;margin-top:22px;user-select:none;-webkit-user-select:none}
.pedal{height:84px;border-radius:18px;font-family:var(--mono);font-weight:700;letter-spacing:.2em;font-size:14px;touch-action:none;-webkit-touch-callout:none;transition:transform .08s,background .15s}
.pedal.brake{width:150px;border:1px solid var(--line2);background:#121418;color:var(--muted)}
.pedal.gas{width:260px;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#170900;box-shadow:0 14px 40px #ff6a1f44}
.pedal.on{transform:scale(.96) translateY(2px)}
.pedal.brake.on{background:#2a1212;color:var(--red);border-color:var(--red)}

/* responsive */
@media (max-width:1020px){
  .lineup,.tech-grid{grid-template-columns:1fr 1fr}
  .dash-bezel{grid-template-columns:1fr}
  .screen{min-height:0}
  .roadmap{grid-template-columns:1fr;border-top:0;border-left:1px solid var(--line2);padding-left:22px}
  .roadmap li{padding:0 0 28px}
  .roadmap li::before{top:6px;left:-28px}
}
@media (max-width:760px){
  .nav-links{display:none}
  .nav-cta{margin-left:auto}
  .hero-copy{top:88px}
  .hero-stats{left:16px;right:16px;grid-template-columns:repeat(2,1fr);gap:14px 20px;bottom:24px}
  .hero-hint{display:none}
  .hero-word{top:58%}
  .design-grid,.waitlist-card{grid-template-columns:1fr}
  .lineup,.tech-grid{grid-template-columns:1fr}
  .modes{grid-template-columns:1fr}
  .sound-list{grid-template-columns:1fr}
  .chips{grid-template-columns:1fr 1fr}
  .pedal.gas{flex:1}
  .pedals{position:sticky;bottom:12px;z-index:5;padding:10px;margin-top:14px;border-radius:24px;background:#0a0b0dd9;backdrop-filter:blur(10px)}
  .pedal{height:68px}
  .cluster-side{grid-template-columns:1fr}
  .tabs button{font-size:12px;white-space:nowrap}
  .modes button{padding:12px 14px}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}html{scroll-behavior:auto}}