:root{
  --ink:#101828;
  --muted:#667085;
  --line:#e4e7ec;
  --paper:#ffffff;
  --soft:#f7f9fc;
  --navy:#0c2748;
  --blue:#165da8;
  --sky:#e9f4ff;
  --gold:#f0b43c;
  --radius:22px;
  --shadow:0 18px 45px rgba(16,24,40,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--ink);
  background:var(--paper);
  line-height:1.65;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1120px,calc(100% - 36px));margin-inline:auto}
.topbar{
  background:var(--navy);color:#fff;font-size:13px;
}
.topbar .container{
  min-height:38px;display:flex;align-items:center;justify-content:space-between;gap:18px;
}
.header{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);
  border-bottom:1px solid rgba(228,231,236,.9);backdrop-filter:blur(14px);
}
.nav{
  min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand{
  display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:-.02em;
}
.brand-mark{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  color:#fff;background:linear-gradient(135deg,var(--blue),var(--navy));
  box-shadow:0 8px 18px rgba(22,93,168,.22);font-weight:900;
}
.brand small{display:block;font-weight:600;color:var(--muted);font-size:11px;letter-spacing:.08em;text-transform:uppercase}
.menu{display:flex;align-items:center;gap:26px;font-size:14px;font-weight:650}
.menu a{position:relative;color:#344054}
.menu a:hover{color:var(--blue)}
.menu a.active{color:var(--blue)}
.menu a.active:after{
  content:"";position:absolute;left:0;right:0;bottom:-10px;height:2px;background:var(--blue);border-radius:99px;
}
.nav-cta{
  padding:11px 17px;border-radius:12px;background:var(--blue);color:#fff!important;font-weight:750;
}
.hero{
  overflow:hidden;position:relative;background:
    radial-gradient(circle at 80% 18%,rgba(54,149,245,.22),transparent 28%),
    linear-gradient(135deg,#f8fbff 0%,#eef6ff 52%,#ffffff 100%);
  border-bottom:1px solid var(--line);
}
.hero-grid{min-height:580px;display:grid;grid-template-columns:1.08fr .92fr;align-items:center;gap:64px;padding:74px 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:7px 11px;border-radius:999px;
  color:var(--blue);background:#fff;border:1px solid #d9eaff;font-size:12px;font-weight:800;
  text-transform:uppercase;letter-spacing:.08em;
}
.hero h1{font-size:clamp(42px,6vw,74px);line-height:1.02;letter-spacing:-.055em;margin:20px 0 22px}
.hero h1 span{color:var(--blue)}
.hero p{font-size:18px;color:#475467;max-width:650px;margin:0}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:48px;padding:0 18px;border-radius:13px;font-weight:800;border:1px solid transparent;
}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 10px 22px rgba(22,93,168,.20)}
.btn-light{background:#fff;border-color:#d0d5dd;color:#344054}
.bus-stage{
  position:relative;min-height:400px;border-radius:34px;padding:34px;
  background:linear-gradient(150deg,#0d2c50,#174f82);box-shadow:var(--shadow);overflow:hidden;
}
.bus-stage:before{
  content:"";position:absolute;width:330px;height:330px;border-radius:50%;right:-70px;top:-110px;
  background:rgba(255,255,255,.08);
}
.bus-stage:after{
  content:"";position:absolute;inset:auto -50px -80px 40px;height:210px;border-radius:50%;
  background:rgba(255,255,255,.06);transform:rotate(-8deg);
}
.bus-illustration{position:absolute;left:8%;right:8%;bottom:68px;height:205px;z-index:2}
.bus-body{
  position:absolute;inset:0 0 26px 0;border-radius:54px 72px 22px 25px;
  background:linear-gradient(180deg,#fdfefe 0%,#f0f4f8 58%,#b9c8d8 59%,#eef3f8 100%);
  box-shadow:0 26px 50px rgba(0,0,0,.25);
}
.bus-window{
  position:absolute;left:7%;right:10%;top:18px;height:76px;border-radius:30px 42px 10px 12px;
  background:linear-gradient(180deg,#0b1e33,#183d62);
}
.bus-window:after{
  content:"";position:absolute;left:30%;top:0;bottom:0;width:2px;background:rgba(255,255,255,.22);
  box-shadow:76px 0 rgba(255,255,255,.22),152px 0 rgba(255,255,255,.22),228px 0 rgba(255,255,255,.22);
}
.bus-accent{position:absolute;left:8%;right:8%;bottom:55px;height:12px;border-radius:99px;background:linear-gradient(90deg,var(--gold),#fff0b0,var(--gold))}
.wheel{
  position:absolute;bottom:0;width:66px;height:66px;border-radius:50%;background:#18212f;border:11px solid #26394f;
  box-shadow:inset 0 0 0 7px #9ba8b7;
}
.wheel.one{left:17%}.wheel.two{right:14%}
.stage-label{
  position:absolute;left:30px;top:28px;z-index:3;color:#fff;font-weight:800;font-size:14px;letter-spacing:.08em;text-transform:uppercase;
}
.stage-card{
  position:absolute;z-index:4;right:24px;bottom:22px;max-width:240px;padding:16px;border-radius:16px;
  background:rgba(255,255,255,.93);box-shadow:0 14px 28px rgba(0,0,0,.18);
}
.stage-card strong{display:block;font-size:16px}
.stage-card span{display:block;color:var(--muted);font-size:12px;margin-top:3px}
.section{padding:82px 0}
.section.alt{background:var(--soft)}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:34px}
.section-head h2{font-size:clamp(30px,4vw,46px);line-height:1.1;letter-spacing:-.04em;margin:0}
.section-head p{max-width:550px;color:var(--muted);margin:0}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:25px;
  box-shadow:0 8px 24px rgba(16,24,40,.04);
}
.card h3{margin:10px 0 8px;font-size:21px;letter-spacing:-.02em}
.card p{margin:0;color:var(--muted)}
.icon{
  width:46px;height:46px;border-radius:14px;background:var(--sky);color:var(--blue);
  display:grid;place-items:center;font-weight:900;
}
.fleet-card{
  overflow:hidden;padding:0;transition:transform .2s ease,box-shadow .2s ease;
}
.fleet-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.fleet-visual{
  min-height:220px;display:flex;align-items:end;padding:24px;position:relative;overflow:hidden;
  background:linear-gradient(135deg,#153b63,#1f72ba);
  color:#fff;
}
.fleet-visual.medium{background:linear-gradient(135deg,#243b55,#4f6f8f)}
.fleet-visual.gallery{background:linear-gradient(135deg,#5b7184,#142f4c)}
.fleet-visual:before{
  content:"";position:absolute;width:270px;height:120px;border-radius:70px 80px 22px 25px;
  right:-10px;bottom:35px;background:linear-gradient(180deg,#fff,#d8e2eb);
  box-shadow:0 18px 30px rgba(0,0,0,.18)
}
.fleet-visual:after{
  content:"";position:absolute;width:210px;height:47px;border-radius:35px 42px 9px 9px;
  right:20px;bottom:93px;background:#122d49;
}
.fleet-tag{position:relative;z-index:3;font-size:12px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}
.fleet-body{padding:24px}
.kicker{font-size:12px;color:var(--blue);font-weight:900;letter-spacing:.08em;text-transform:uppercase}
.spec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:26px 0}
.spec{
  padding:18px;border-radius:16px;background:var(--soft);border:1px solid var(--line);
}
.spec b{display:block;font-size:13px;color:#475467;margin-bottom:4px}
.spec span{font-size:16px;font-weight:800;color:#101828}
.feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:11px;margin:18px 0 0;padding:0;list-style:none}
.feature-list li{
  position:relative;padding:12px 14px 12px 38px;border:1px solid var(--line);
  border-radius:13px;background:#fff;color:#344054;
}
.feature-list li:before{
  content:"✓";position:absolute;left:13px;top:11px;color:var(--blue);font-weight:900;
}
.page-hero{
  padding:68px 0 48px;background:linear-gradient(135deg,#f7fbff,#edf6ff);border-bottom:1px solid var(--line);
}
.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:17px}
.page-hero h1{font-size:clamp(38px,5vw,62px);line-height:1.05;letter-spacing:-.05em;margin:0 0 16px}
.page-hero p{max-width:740px;color:#475467;font-size:17px;margin:0}
.detail-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:36px;align-items:start}
.visual-panel{
  min-height:460px;border-radius:28px;background:linear-gradient(145deg,#0b2745,#2a72ad);
  position:sticky;top:106px;overflow:hidden;box-shadow:var(--shadow);
}
.visual-panel.medium{background:linear-gradient(145deg,#24384f,#627e96)}
.visual-panel .bus-illustration{bottom:115px}
.visual-panel .label{
  position:absolute;left:28px;top:28px;color:#fff;font-size:13px;font-weight:900;text-transform:uppercase;letter-spacing:.1em;
}
.visual-panel .caption{
  position:absolute;left:28px;right:28px;bottom:28px;color:#fff;
}
.visual-panel .caption strong{font-size:22px;display:block}
.visual-panel .caption span{font-size:13px;opacity:.8}
.detail-box{padding:26px;border:1px solid var(--line);border-radius:22px;background:#fff;margin-bottom:18px}
.detail-box h2{margin:0 0 18px;font-size:27px;letter-spacing:-.025em}
.detail-box h3{margin:0 0 12px;font-size:20px}
.detail-box p{color:var(--muted)}
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.gallery-item{
  min-height:250px;border-radius:20px;overflow:hidden;position:relative;
  background:linear-gradient(145deg,#16375a,#256ca7);
  border:1px solid rgba(255,255,255,.15);
}
.gallery-item:nth-child(2n){background:linear-gradient(145deg,#293e52,#66829a)}
.gallery-item:nth-child(3n){background:linear-gradient(145deg,#1c4a6c,#5b91b8)}
.gallery-item:before{
  content:"";position:absolute;width:72%;height:42%;right:-3%;bottom:19%;
  background:linear-gradient(180deg,#fff,#d8e2eb);border-radius:60px 75px 18px 24px;
  box-shadow:0 18px 28px rgba(0,0,0,.22);
}
.gallery-item:after{
  content:"";position:absolute;width:55%;height:17%;right:7%;bottom:42%;
  background:#122b44;border-radius:30px 42px 7px 7px;
}
.gallery-caption{
  position:absolute;z-index:3;left:17px;bottom:17px;padding:9px 11px;border-radius:11px;
  background:rgba(255,255,255,.92);font-size:12px;font-weight:850;color:#1d2939;
}
.notice{
  border-left:4px solid var(--blue);background:var(--sky);padding:16px 18px;border-radius:0 14px 14px 0;
  color:#344054;margin:22px 0;
}
.contact-strip{
  background:linear-gradient(135deg,var(--navy),#154d7c);color:#fff;border-radius:28px;padding:34px;
  display:grid;grid-template-columns:1fr auto;align-items:center;gap:30px;
}
.contact-strip h2{margin:0 0 7px;font-size:31px;letter-spacing:-.035em}
.contact-strip p{margin:0;color:rgba(255,255,255,.76)}
.footer{background:#091d34;color:#dfe8f2;margin-top:70px}
.footer-grid{display:grid;grid-template-columns:1.15fr .85fr .85fr;gap:50px;padding:55px 0}
.footer h4{margin:0 0 14px;color:#fff}
.footer p,.footer a{font-size:14px;color:#aebdcd}
.footer a:hover{color:#fff}
.footer-links{display:grid;gap:9px}
.copyright{border-top:1px solid rgba(255,255,255,.09);padding:18px 0;font-size:12px;color:#8fa3b7}
@media (max-width:900px){
  .menu{display:none}
  .hero-grid,.detail-layout{grid-template-columns:1fr}
  .hero-grid{padding:55px 0;gap:34px}
  .bus-stage{min-height:360px}
  .grid-3,.gallery-grid{grid-template-columns:1fr 1fr}
  .visual-panel{position:relative;top:auto;min-height:390px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .spec-grid{grid-template-columns:1fr}
}
@media (max-width:620px){
  .container{width:min(100% - 24px,1120px)}
  .topbar .container{justify-content:center;text-align:center}
  .topbar .container span:last-child{display:none}
  .nav{min-height:68px}
  .brand-mark{width:40px;height:40px}
  .hero h1{font-size:44px}
  .bus-stage{min-height:300px;padding:20px}
  .bus-illustration{left:5%;right:5%;bottom:65px;height:165px}
  .bus-window{height:61px}
  .wheel{width:55px;height:55px}
  .stage-card{left:16px;right:16px;max-width:none}
  .section{padding:62px 0}
  .section-head{align-items:start;flex-direction:column}
  .grid-3,.gallery-grid,.footer-grid{grid-template-columns:1fr}
  .feature-list{grid-template-columns:1fr}
  .contact-strip{grid-template-columns:1fr}
  .page-hero{padding:52px 0 38px}
  .visual-panel{min-height:330px}
}