/* ===========================================================
   Khlina Automotive — modern site design system
   (homepage + /reports). Admin keeps its own style.css.
=========================================================== */
:root{
  --bg:#070b15; --bg2:#0b1120; --card:#111a2e; --card2:#0d1626;
  --line:#1d2840; --line2:#27344f;
  --text:#e8edf8; --muted:#9aa8c2; --muted2:#6b7a96;
  --brand:#3b82f6; --brand2:#22d3ee; --accent:#f59e0b; --good:#22c55e;
  --grad:linear-gradient(135deg,#3b82f6,#22d3ee);
  --grad-soft:linear-gradient(135deg,rgba(59,130,246,.16),rgba(34,211,238,.10));
  --radius:18px; --maxw:1160px;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.container{max-width:var(--maxw);margin:0 auto;padding:0 22px}
h1,h2,h3{margin:0;font-weight:800;line-height:1.12;letter-spacing:-.02em}
.section{padding:96px 0;position:relative}
.muted{color:var(--muted)}
.eyebrow{display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--brand2);margin-bottom:14px}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ambient orbs */
.orb{position:fixed;border-radius:50%;filter:blur(100px);opacity:.22;z-index:-1;pointer-events:none}
.orb.a{width:540px;height:540px;background:#3b82f6;top:-180px;right:-140px;animation:float1 20s ease-in-out infinite}
.orb.b{width:480px;height:480px;background:#22d3ee;bottom:-200px;left:-160px;animation:float2 24s ease-in-out infinite}
@keyframes float1{50%{transform:translate(-46px,64px) scale(1.08)}}
@keyframes float2{50%{transform:translate(52px,-44px) scale(1.05)}}

/* nav */
.nav{position:sticky;top:0;z-index:60;backdrop-filter:blur(16px);background:rgba(7,11,21,.7);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:18px;letter-spacing:-.01em}
.brand .logo{width:36px;height:36px;border-radius:10px;background:var(--grad);display:grid;place-items:center;font-weight:900;color:#02101f;box-shadow:0 8px 22px rgba(34,211,238,.4)}
.nav-links{display:flex;gap:30px;align-items:center}
.nav-links a{color:var(--muted);font-size:15px;font-weight:500;transition:color .2s}
.nav-links a:hover{color:var(--text)}
.nav-cta{padding:10px 20px;border-radius:999px;background:var(--grad);color:#02101f;font-weight:700;font-size:14px;box-shadow:0 10px 24px rgba(59,130,246,.35);transition:transform .2s,box-shadow .2s}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(59,130,246,.55)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:9px;padding:14px 28px;border-radius:999px;font-weight:700;font-size:15px;cursor:pointer;border:1px solid transparent;transition:transform .2s,box-shadow .2s,background .25s;font-family:inherit}
.btn svg{width:18px;height:18px}
.btn-primary{background:var(--grad);color:#02101f;box-shadow:0 12px 28px rgba(59,130,246,.38)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 18px 38px rgba(59,130,246,.55)}
.btn-ghost{background:rgba(255,255,255,.05);border-color:var(--line2);color:var(--text)}
.btn-ghost:hover{background:rgba(255,255,255,.09);transform:translateY(-3px)}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none}

/* hero */
.hero{padding:96px 0 70px;text-align:center;position:relative}
.pill{display:inline-flex;align-items:center;gap:9px;padding:7px 16px;border-radius:999px;background:rgba(34,211,238,.08);border:1px solid rgba(34,211,238,.22);color:var(--brand2);font-size:13px;font-weight:600;margin-bottom:24px}
.dot{width:7px;height:7px;border-radius:50%;background:var(--good);box-shadow:0 0 0 4px rgba(34,197,94,.2);animation:pulse 2s infinite}
@keyframes pulse{50%{opacity:.45}}
.hero h1{font-size:clamp(40px,6.4vw,72px);background:linear-gradient(180deg,#ffffff,#a7b8d6);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lede{font-size:clamp(17px,2.1vw,21px);color:var(--muted);max-width:660px;margin:24px auto 34px}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.stats{display:flex;gap:48px;justify-content:center;flex-wrap:wrap;margin-top:60px}
.stat .n{font-size:36px;font-weight:800}
.stat .l{color:var(--muted);font-size:14px}

/* section heading */
.head{text-align:center;max-width:640px;margin:0 auto 52px}
.head h2{font-size:clamp(28px,4.2vw,44px)}
.head p{color:var(--muted);margin-top:15px;font-size:17px}

/* grids + cards */
.grid{display:grid;gap:20px}
.c3{grid-template-columns:repeat(3,1fr)}
.c4{grid-template-columns:repeat(4,1fr)}
.feature{background:linear-gradient(180deg,var(--card),var(--card2));border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:transform .35s cubic-bezier(.16,1,.3,1),border-color .35s,box-shadow .35s}
.feature:hover{transform:translateY(-7px);border-color:rgba(59,130,246,.45);box-shadow:0 24px 48px rgba(0,0,0,.45)}
.feature .ico{width:50px;height:50px;border-radius:13px;background:rgba(34,211,238,.1);border:1px solid rgba(34,211,238,.22);display:grid;place-items:center;color:var(--brand2);margin-bottom:18px}
.feature .ico svg{width:24px;height:24px}
.feature h3{font-size:18.5px;margin-bottom:9px}
.feature p{color:var(--muted);font-size:15px;margin:0}

/* scroll reveal */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .8s cubic-bezier(.16,1,.3,1),transform .8s cubic-bezier(.16,1,.3,1)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}.reveal.d4{transition-delay:.32s}

/* CTA band */
.band{background:var(--grad-soft);border:1px solid rgba(59,130,246,.26);border-radius:26px;padding:54px;text-align:center;position:relative;overflow:hidden}
.band:before{content:"";position:absolute;inset:0;background:radial-gradient(600px circle at 80% 0%,rgba(34,211,238,.18),transparent 60%)}
.band>*{position:relative}
.band h2{font-size:clamp(26px,3.6vw,38px)}
.band p{color:var(--muted);max-width:560px;margin:14px auto 26px;font-size:17px}

/* reports / pricing */
.vinbox{display:flex;gap:12px;max-width:560px;margin:26px auto 0;flex-wrap:wrap}
.vin-input{flex:1;min-width:240px;padding:15px 18px;background:var(--bg2);border:1px solid var(--line2);border-radius:14px;color:var(--text);font-size:16px;letter-spacing:.04em;transition:border-color .2s,box-shadow .2s}
.vin-input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(59,130,246,.18)}
.tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px}
.tier{position:relative;background:linear-gradient(180deg,var(--card),var(--card2));border:1px solid var(--line);border-radius:20px;padding:30px 26px;text-align:center;transition:transform .35s cubic-bezier(.16,1,.3,1),border-color .35s,box-shadow .35s}
.tier:hover{transform:translateY(-8px);border-color:rgba(59,130,246,.5);box-shadow:0 26px 56px rgba(0,0,0,.45)}
.tier.feat{border-color:rgba(34,211,238,.5);box-shadow:0 0 0 1px rgba(34,211,238,.3),0 26px 60px rgba(34,211,238,.14)}
.tier .badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--grad);color:#02101f;font-size:11px;font-weight:800;letter-spacing:.06em;padding:5px 14px;border-radius:999px;text-transform:uppercase}
.tier .tname{font-weight:700;font-size:15px;color:var(--muted)}
.tier .price{font-size:48px;font-weight:800;margin:8px 0 2px}
.tier .price span{font-size:18px;color:var(--muted);font-weight:600}
.tier .sub{color:var(--muted2);font-size:13px;margin-bottom:20px}
.tier .btn{width:100%;justify-content:center}

/* steps */
.step .num{width:44px;height:44px;border-radius:12px;background:var(--grad);color:#02101f;display:grid;place-items:center;font-weight:800;font-size:18px;margin-bottom:16px}

/* contact list */
.cinfo{display:flex;gap:14px;align-items:flex-start;margin-bottom:18px}
.cinfo .ci{width:42px;height:42px;border-radius:11px;background:rgba(34,211,238,.1);border:1px solid rgba(34,211,238,.2);display:grid;place-items:center;color:var(--brand2);flex:none}
.cinfo .ci svg{width:20px;height:20px}

/* footer */
.footer{border-top:1px solid var(--line);padding:44px 0;color:var(--muted)}
.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap}
.footer a{color:var(--muted);transition:color .2s}
.footer a:hover{color:var(--text)}

/* responsive */
@media(max-width:880px){
  .c3,.c4,.tiers{grid-template-columns:1fr}
  .nav-links{display:none}
  .section{padding:70px 0}
  .stats{gap:30px}
}