/* Tesla referral standalone page — deliberately single dark theme.
   Layout: minimal top bar, full-bleed animated road hero with an original EV silhouette, benefit cards, charge meter, steps, fine print. */
:root{
  --void:#05070A; --panel:#0C1117; --panel-2:#111821; --line:#1E2833;
  --white:#F4F7FA; --soft:#C3CDD7; --dim:#8A96A3;
  --volt:#3DF5FF; --volt-2:#2B8CFF; --ember:#FF4D5E; --gold:#E9B95A;
  --f-display:"Unbounded", "Manrope", system-ui, sans-serif;
  --f-body:"Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
  --f-mono:"JetBrains Mono", ui-monospace, Menlo, monospace;
  color-scheme:dark;
}
*{box-sizing:border-box}
:root{padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
body{margin:0;background:var(--void);color:var(--white);font-family:var(--f-body);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--volt)}
a:focus-visible,button:focus-visible{outline:2px solid var(--volt);outline-offset:3px}
.wrap{max-width:1160px;margin:0 auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
h1,h2,h3{font-family:var(--f-display);font-weight:600;letter-spacing:-.02em;line-height:1.05;margin:0;text-wrap:balance}
.kicker{font-family:var(--f-mono);font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--volt)}

/* Top bar */
.tbar{position:absolute;top:env(safe-area-inset-top,0px);left:0;right:0;z-index:5}
.tbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:12px;padding-block:18px}
.back{display:inline-flex;align-items:center;gap:8px;color:var(--soft);text-decoration:none;font-size:14px;font-weight:600}
.back:hover{color:var(--white)}
.back svg{width:22px;height:22px}
.chip{font-family:var(--f-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--white);border:1px solid rgba(255,255,255,.2);border-radius:999px;padding:6px 12px;background:rgba(255,255,255,.04)}

/* Hero */
.hero{position:relative;overflow:hidden;isolation:isolate;border-bottom:1px solid var(--line);
  background:radial-gradient(900px 420px at 80% 0%,rgba(43,140,255,.20),transparent 60%),radial-gradient(700px 360px at 0% 0%,rgba(61,245,255,.10),transparent 60%),var(--void)}
#road{position:absolute;inset:0;width:100%;height:100%;z-index:-2;opacity:.45}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--void) 30%,rgba(5,7,10,.6) 70%,rgba(5,7,10,.3));z-index:-1}
.hero-inner{padding-block:96px 48px;max-width:1160px}
.hero h1{font-size:clamp(32px,5vw,58px);margin-top:14px;max-width:16ch}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,var(--volt),var(--volt-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.sub{color:var(--soft);font-size:18px;max-width:52ch;margin:16px 0 0}
.updated{font-family:var(--f-mono);font-size:12px;color:var(--dim);margin:18px 0 0}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.btn{display:inline-flex;align-items:center;gap:10px;font:inherit;font-weight:700;font-size:15px;text-decoration:none;border-radius:999px;padding:13px 22px;transition:transform .2s,box-shadow .2s}
.btn.primary{background:var(--white);color:#05070A}
.btn.primary:hover{transform:translateY(-2px);box-shadow:0 10px 40px -8px rgba(61,245,255,.55)}
.btn svg{width:18px;height:18px}

/* Body */
main{padding-block:36px 64px}
.note{border-left:3px solid var(--volt);background:var(--panel);border-radius:0 12px 12px 0;padding:14px 18px;color:var(--soft);font-size:15px;margin-bottom:28px}
.layout{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:32px;align-items:start}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:26px}
.tablebox{overflow-x:auto;margin:12px 0 22px}
.perks{width:100%;border-collapse:collapse;font-size:16px}
.perks th{font-family:var(--f-mono);font-size:11px;font-weight:500;letter-spacing:.12em;text-transform:uppercase;color:var(--dim);text-align:left;padding:10px 8px;border-bottom:1px solid var(--line)}
.perks td{padding:14px 8px;border-bottom:1px solid var(--line);vertical-align:top;color:var(--soft);line-height:1.5}
.perks td:first-child{color:var(--white);font-weight:700;white-space:nowrap;padding-right:20px}
.perks tr:last-child td{border-bottom:0}
.small{font-size:13px;color:var(--dim);margin:16px 0 0}
.side h2{font-size:24px}
.side ol{padding-left:22px;margin:16px 0}
.side li{margin:12px 0;color:var(--soft);font-size:16px}
.side strong{color:var(--white)}
.side p{color:var(--soft)}

/* Fine print */
.fine{border-top:1px solid var(--line);padding-block:32px 48px;color:var(--dim);font-size:13px}
.fine p{margin:8px 0;max-width:90ch}
.fine a{color:var(--soft)}

@media (max-width:860px){.layout{grid-template-columns:minmax(0,1fr)}.perks td:first-child{white-space:normal}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}