:root{
  --navy:#0f172a; --slate:#1e293b; --muted:#475569; --line:#cbd5e1;
  --red:#7f1d1d; --red-hover:#991b1b; --bg:#f8fafc; --white:#fff;
  --font: "Segoe UI", system-ui, -apple-system, Ubuntu, Roboto, "Helvetica Neue", Arial, sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--slate);background:var(--bg);line-height:1.65;font-size:17px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
.hero-grid>*,.contact-grid>*,.offer-mod>*{min-width:0}
a{color:var(--red)}
h1,h2,h3{color:var(--navy);line-height:1.1;margin:0 0 .6em;text-transform:uppercase;font-weight:800;letter-spacing:-.01em}
h1{font-size:clamp(2.4rem,6vw,4.5rem)}
h2{font-size:clamp(1.8rem,3.6vw,2.6rem)}
h3{font-size:1.2rem}
p{margin:0 0 1em}
:focus-visible{outline:3px solid var(--red);outline-offset:3px}
.skip{position:absolute;left:-999px;top:0;background:var(--navy);color:#fff;padding:.6rem 1rem;z-index:100}
.skip:focus{left:1rem}
.wrap{max-width:1200px;margin:0 auto;padding:0 1.5rem}
.narrow{max-width:780px;margin-left:auto;margin-right:auto}
.center{text-align:center}
.lead{font-size:1.15rem;color:var(--muted)}
.lead.light{color:#cbd5e1}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(248,250,252,.96);backdrop-filter:blur(6px)}
.nav{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;max-width:1200px;margin:0 auto;padding:.9rem 1.5rem}
.nav-side{display:flex;gap:2.4rem;padding-bottom:.9rem;border-bottom:2px solid #64748b}
.nav-side.left{justify-content:flex-end;padding-right:2rem}
.nav-side.right{padding-left:2rem}
.nav-side a{color:var(--slate);text-decoration:none;font-weight:700;text-transform:uppercase;letter-spacing:.12em;font-size:.95rem}
.nav-side a:hover,.nav-side a[aria-current]{color:var(--red)}
.brand img{width:88px;height:88px;object-fit:contain}

/* buttons */
.btn{display:inline-block;background:var(--red);color:#fff;text-decoration:none;font-weight:700;text-transform:uppercase;letter-spacing:.08em;padding:1rem 2rem;border-radius:6px;border:0;font:inherit;font-weight:700;cursor:pointer;box-shadow:0 6px 16px rgba(127,29,29,.25);transition:background .15s}
.btn:hover{background:var(--red-hover)}
.btn-lg{font-size:1.1rem;padding:1.2rem 2.8rem}
.btn-block{width:100%}

/* sections */
.band{padding:5rem 0}
.band-white{background:var(--white)}
.band-navy{background:var(--navy);color:#e2e8f0}
.band-navy h2{color:#fff}
.page-head{padding:4.5rem 0 3.5rem}

/* hero */
.hero{padding:3.5rem 0 5rem}
.hero-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:3rem;align-items:center}
.hero-text{text-align:center}
.hero-sub{text-transform:uppercase;letter-spacing:.06em;font-weight:600;color:var(--muted);font-size:1.15rem;margin:1.2rem auto 2.2rem;max-width:30ch}
.hero-img{margin:0;padding:.6rem;background:#fff;border-radius:18px;box-shadow:0 20px 50px rgba(15,23,42,.15)}
.hero-img img{border-radius:12px;aspect-ratio:3/2;object-fit:cover;width:100%}

/* carousel */
.carousel{position:relative;margin-top:2.5rem}
.car-track{display:grid;grid-auto-flow:column;grid-auto-columns:calc((100% - 3rem)/3);gap:1.5rem;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;padding:.5rem 0 1rem}
.car-track::-webkit-scrollbar{display:none}
.mod-card{scroll-snap-align:start;background:var(--bg);border-radius:14px;padding:2.5rem 2rem;text-align:center;text-decoration:none;color:var(--muted);display:flex;flex-direction:column;align-items:center;transition:transform .2s,box-shadow .2s}
.mod-card:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(15,23,42,.1)}
.mod-card h3{font-size:1.6rem;margin:1.6rem 0 .8rem}
.mod-card .more{margin-top:auto;padding-top:1rem;color:var(--red);font-weight:700;text-transform:uppercase;letter-spacing:.08em;font-size:.85rem}
.mod-icon{width:96px;height:96px;flex:none;border-radius:50%;display:grid;place-items:center;background:var(--red);color:#fff;box-shadow:0 8px 20px rgba(15,23,42,.18)}
.mod-icon.navy{background:var(--navy)}
.ic{width:40px;height:40px}
.ic-sm{width:20px;height:20px;flex:none}
.ic-xs{width:16px;height:16px;flex:none;color:var(--red)}
.car-btn{position:absolute;top:50%;transform:translateY(-50%);width:62px;height:62px;border-radius:50%;border:0;background:var(--red);color:#fff;font-size:2rem;line-height:1;cursor:pointer;z-index:2;box-shadow:0 6px 16px rgba(0,0,0,.2)}
.car-btn.prev{left:-1.2rem}.car-btn.next{right:-1.2rem}
.car-btn:disabled{background:#e2e8f0;color:#94a3b8;box-shadow:none;cursor:default}

/* approach steps */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;counter-reset:s}
.steps li{background:#fff;border-radius:14px;padding:2rem 1.5rem;text-align:center;border-top:4px solid var(--red)}
.steps li:nth-child(even){border-top-color:var(--navy)}
.step-n{display:inline-grid;place-items:center;width:52px;height:52px;border-radius:50%;background:var(--navy);color:#fff;font-weight:800;font-size:1.3rem;margin-bottom:1rem}
.steps li:nth-child(odd) .step-n{background:var(--red)}
.steps p{color:var(--muted);margin:0}

/* offer */
.offer-list{display:grid;gap:1.5rem}
.offer-mod{display:grid;grid-template-columns:auto 1fr;gap:2rem;align-items:start;background:var(--bg);border-radius:14px;padding:2.5rem;scroll-margin-top:140px}
.offer-mod h2{font-size:1.8rem}
.offer-mod h3{font-size:.95rem;color:var(--muted);letter-spacing:.08em;margin-top:1.4rem}
.topics{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.5rem 1.5rem}
.topics li{display:flex;gap:.6rem;align-items:center}

/* about */
.values{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}
.value{background:#fff;border-radius:14px;padding:2rem 1.5rem;border-left:4px solid var(--red)}
.value:nth-child(even){border-left-color:var(--navy)}
.value p{color:var(--muted);margin:0}
.why{list-style:none;padding:0;margin:0;display:grid;gap:1rem}
.why li{display:flex;gap:.8rem;align-items:flex-start;font-size:1.1rem}
.why .ic-sm{color:var(--red);margin-top:.3rem}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:3rem;align-items:start}
.contact-info h2,.contact-form h2{font-size:1.7rem}
.info-list{list-style:none;padding:0;margin:0 0 2rem;display:grid;gap:1.3rem}
.info-list li{display:flex;gap:1rem;align-items:flex-start}
.info-list .ic{width:24px;height:24px;color:var(--red);margin-top:.2rem;flex:none}
.info-list strong{display:block;color:var(--navy)}
.assess-box{background:var(--navy);color:#cbd5e1;border-radius:14px;padding:2rem}
.assess-box h3{color:#fff}
.assess-box ul{list-style:none;padding:0;margin:0;display:grid;gap:.5rem}
.assess-box li{display:flex;gap:.6rem;align-items:center;color:#fff}
.assess-box .ic-xs{color:#fca5a5}
.contact-form{background:var(--bg);border-radius:14px;padding:2.5rem}
.field{display:grid;gap:.35rem;margin-bottom:1.1rem}
.field label{font-weight:600;color:var(--navy);font-size:.95rem}
.field label span{color:var(--red)}
.field input,.field textarea{font:inherit;padding:.8rem 1rem;border:1.5px solid var(--line);border-radius:8px;background:#fff;color:var(--slate)}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 3px rgba(127,29,29,.15)}
.field [aria-invalid="true"]{border-color:#dc2626}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.hp{position:absolute;left:-9999px}
.form-status{margin:1rem 0 0;font-weight:600;min-height:1.5em}
.form-status.ok{color:#15803d}.form-status.err{color:#b91c1c}

/* footer */
.site-footer{background:var(--navy);color:#e2e8f0;padding:3.5rem 0 2rem}
.footer-grid{display:flex;justify-content:space-between;align-items:center;gap:2rem;flex-wrap:wrap;padding-bottom:2rem;border-bottom:1px solid #334155}
.footer-name{font-size:1.4rem;font-weight:700;text-transform:uppercase;margin:0;color:#fff}
.footer-contact{list-style:none;padding:0;margin:0;display:grid;gap:.5rem}
.footer-contact li{display:flex;gap:.6rem;align-items:center;justify-content:flex-end}
.footer-contact a{color:#e2e8f0;text-decoration:none}
.footer-contact a:hover{color:#fff;text-decoration:underline}
.copyright{text-align:center;color:#94a3b8;font-size:.9rem;margin:2rem 0 0}

/* responsive */
@media (max-width:960px){
  .hero-grid,.contact-grid{grid-template-columns:1fr}
  .car-track{grid-auto-columns:calc((100% - 1.5rem)/2)}
  .steps,.values{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
  body{font-size:16px}
  .nav{grid-template-columns:1fr;justify-items:center;gap:.6rem;padding:.6rem 1rem}
  .brand{order:-1}.brand img{width:64px;height:64px}
  .nav-side{border:0;padding:0;gap:1.4rem}
  .nav-side.left,.nav-side.right{padding:0;justify-content:center}
  .nav{display:flex;flex-wrap:wrap;justify-content:center;column-gap:1.4rem}
  .brand{flex-basis:100%;display:flex;justify-content:center}
  .nav-side a{font-size:.8rem;letter-spacing:.08em}
  .band{padding:3.5rem 0}.hero{padding:2rem 0 3.5rem}
  .car-track{grid-auto-columns:85%}
  .car-btn{display:none}
  .steps,.values,.row2,.topics{grid-template-columns:1fr}
  .offer-mod{grid-template-columns:1fr;padding:1.8rem}
  .offer-mod .mod-icon{width:72px;height:72px}
  .footer-grid{flex-direction:column;text-align:center}
  .footer-contact li{justify-content:center}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}*{transition:none!important}
}