:root{
  --navy:#06143a; --navy2:#0a1f55; --blue:#1e90ff; --yellow:#ffd21f; --green:#25d366; --green2:#128c4a; --white:#fff; --muted:#b9c6e6;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Poppins',system-ui,sans-serif;background:var(--navy);color:var(--white);line-height:1.5;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
.wrap{max-width:1100px;margin:0 auto;padding:0 18px}

/* header */
header{position:sticky;top:0;z-index:50;background:rgba(6,20,58,.92);backdrop-filter:blur(8px);border-bottom:1px solid rgba(255,255,255,.08)}
.nav{display:flex;align-items:center;justify-content:space-between;height:62px}
.logo{font-weight:800;font-size:1.35rem;letter-spacing:-.5px}
.logo b{color:var(--blue)}
.btn{display:inline-flex;align-items:center;gap:10px;font-weight:700;border-radius:999px;padding:12px 22px;transition:transform .15s,box-shadow .15s;cursor:pointer;border:0;font-family:inherit;font-size:1rem}
.btn:hover{transform:translateY(-2px)}
.btn-wa{background:linear-gradient(180deg,#2fe070,var(--green2));color:#fff;box-shadow:0 8px 24px rgba(37,211,102,.35)}
.btn-sm{padding:9px 16px;font-size:.9rem}
.btn-lg{padding:16px 30px;font-size:1.1rem}
.wa-ic{width:22px;height:22px;fill:#fff;flex:none}

/* hero */
.hero{position:relative;overflow:hidden;background:
  radial-gradient(900px 500px at 85% 20%,rgba(30,144,255,.35),transparent 60%),
  radial-gradient(600px 400px at 0% 100%,rgba(255,210,31,.12),transparent 60%),
  linear-gradient(180deg,var(--navy2),var(--navy))}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:center;padding-top:54px;padding-bottom:64px}
.tag{display:inline-block;background:rgba(255,210,31,.14);color:var(--yellow);border:1px solid rgba(255,210,31,.4);padding:6px 14px;border-radius:999px;font-size:.82rem;font-weight:600;margin-bottom:16px}
h1{font-size:clamp(2rem,5vw,3.4rem);line-height:1.1;font-weight:800;letter-spacing:-1px}
h1 span{color:var(--blue)}
.sub{color:var(--muted);margin:16px 0 26px;font-size:1.08rem;max-width:520px}
.offer{position:relative;display:inline-block;transform:rotate(-4deg);background:var(--yellow);color:#0a0a0a;border-radius:22px;padding:10px 30px 4px;margin-bottom:26px;box-shadow:0 14px 34px rgba(255,210,31,.3)}
.offer strong{font-size:4.2rem;font-weight:800;line-height:1;letter-spacing:-3px}
.offer em{font-style:normal;font-weight:800;font-size:1.5rem;position:absolute;right:16px;bottom:10px}
.offer small{display:block;font-weight:700;font-size:.75rem;margin-top:-4px;padding-bottom:6px;text-transform:uppercase;letter-spacing:1px}
.cta-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.cta-note{font-size:.85rem;color:var(--muted)}
.hero-visual{position:relative;aspect-ratio:1/1;border-radius:28px;background:
  linear-gradient(160deg,rgba(30,144,255,.35),rgba(6,20,58,.2)),
  url('../images/bike.jpg') center/cover no-repeat,
  linear-gradient(160deg,#0d2a70,#06143a);
  border:1px solid rgba(255,255,255,.12);box-shadow:0 30px 60px rgba(0,0,0,.45);display:flex;align-items:flex-end;justify-content:center;overflow:hidden}
.hero-visual .badge{margin:18px;background:rgba(6,20,58,.85);border:1px solid rgba(255,255,255,.15);border-radius:16px;padding:12px 16px;font-size:.9rem;font-weight:600;text-align:center}
.hero-visual .ph{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:7rem;opacity:.18}

/* strip */
.strip{background:var(--yellow);color:#0a0a0a}
.strip .wrap{display:flex;flex-wrap:wrap;justify-content:center;gap:10px 34px;padding-top:14px;padding-bottom:14px;font-weight:700;font-size:.92rem}

section{padding:68px 0}
h2{font-size:clamp(1.6rem,3.5vw,2.3rem);font-weight:800;letter-spacing:-.5px;text-align:center}
h2 span{color:var(--blue)}
.lead{text-align:center;color:var(--muted);max-width:560px;margin:10px auto 38px}

/* services */
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.1);border-radius:20px;padding:26px 20px;text-align:center}
.ic{width:68px;height:68px;border-radius:50%;background:#fff;margin:0 auto 14px;display:flex;align-items:center;justify-content:center}
.ic svg{width:34px;height:34px;fill:none;stroke:var(--blue);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-size:1.1rem;margin-bottom:6px}
.card p{color:var(--muted);font-size:.9rem}

/* why */
.why{background:var(--navy2)}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.why .card{text-align:left}
.why .num{display:inline-flex;width:36px;height:36px;border-radius:10px;background:var(--yellow);color:#000;font-weight:800;align-items:center;justify-content:center;margin-bottom:12px}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;counter-reset:s}
.step{background:rgba(255,255,255,.05);border:1px dashed rgba(255,255,255,.2);border-radius:20px;padding:26px;position:relative}
.step b{display:block;color:var(--yellow);font-size:2.4rem;font-weight:800;line-height:1}
.step h3{margin:6px 0 4px}
.step p{color:var(--muted);font-size:.92rem}

/* form */
.book{background:radial-gradient(700px 400px at 50% 0%,rgba(30,144,255,.28),transparent 70%),var(--navy2)}
.form{max-width:520px;margin:0 auto;background:#fff;color:#0a1230;border-radius:24px;padding:28px;box-shadow:0 30px 60px rgba(0,0,0,.4)}
.form h3{font-size:1.25rem;margin-bottom:4px}
.form p{font-size:.88rem;color:#55608a;margin-bottom:16px}
label{display:block;font-size:.8rem;font-weight:600;margin:12px 0 5px}
input,select{width:100%;padding:13px 14px;border:1.5px solid #d6dcf0;border-radius:12px;font:inherit;font-size:.95rem;background:#f7f9ff}
input:focus,select:focus{outline:2px solid var(--blue);border-color:transparent}
.form .btn{width:100%;justify-content:center;margin-top:18px}
.tiny{font-size:.75rem;color:#7380a8;text-align:center;margin-top:10px}

/* faq */
details{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:14px;padding:16px 20px;margin-bottom:12px;max-width:760px;margin-left:auto;margin-right:auto}
summary{font-weight:600;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:12px}
summary::after{content:'+';color:var(--yellow);font-size:1.3rem;line-height:1}
details[open] summary::after{content:'–'}
details p{color:var(--muted);margin-top:10px;font-size:.93rem}

footer{padding:34px 0 110px;text-align:center;color:var(--muted);font-size:.85rem;border-top:1px solid rgba(255,255,255,.08)}
footer .logo{display:block;margin-bottom:8px;color:#fff}

/* floating */
.float{position:fixed;right:16px;bottom:18px;z-index:60;width:60px;height:60px;border-radius:50%;background:linear-gradient(180deg,#2fe070,var(--green2));display:flex;align-items:center;justify-content:center;box-shadow:0 10px 28px rgba(37,211,102,.5);animation:pulse 2s infinite}
.float svg{width:32px;height:32px;fill:#fff}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(37,211,102,.55)}70%{box-shadow:0 0 0 18px rgba(37,211,102,0)}100%{box-shadow:0 0 0 0 rgba(37,211,102,0)}}
.mbar{display:none}

@media(max-width:860px){
  .hero .wrap{grid-template-columns:1fr;padding-top:34px;padding-bottom:44px}
  .hero-visual{max-width:420px;margin:0 auto;width:100%}
  .grid4{grid-template-columns:repeat(2,1fr)}
  .grid3,.steps{grid-template-columns:1fr}
  section{padding:48px 0}
  .float{display:none}
  .mbar{display:block;position:fixed;left:0;right:0;bottom:0;z-index:60;padding:10px 14px;background:rgba(6,20,58,.96);border-top:1px solid rgba(255,255,255,.1)}
  .mbar .btn{width:100%;justify-content:center}
  footer{padding-bottom:100px}
  .nav .btn-sm span{display:none}
}