:root{
  --navy:#0b2b4b;--navy-2:#123a63;--blue:#1f6feb;--blue-2:#0d5bd8;--cyan:#38bdf8;
  --ink:#16283b;--muted:#5b6b7c;--line:#e3e9f0;--bg:#ffffff;--bg-alt:#f4f7fb;
  --radius:14px;--shadow:0 10px 30px rgba(11,43,75,.08);--shadow-lg:0 24px 60px rgba(11,43,75,.16);
  --max:1180px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Manrope',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;font-size:16.5px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{line-height:1.2;color:var(--navy);font-weight:800}
h1{font-size:clamp(1.9rem,4vw,3rem)}
h2{font-size:clamp(1.5rem,3vw,2.1rem);margin-bottom:.9rem}
h3{font-size:1.12rem}
.container{max-width:var(--max);margin:0 auto;padding:0 22px}
.center{text-align:center;margin-top:2.2rem}
.section{padding:4.5rem 0}
.section-alt{background:var(--bg-alt)}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--blue-2);margin-bottom:.6rem}
.section-head{max-width:760px;margin:0 auto 2.6rem;text-align:center}
.section-head p:not(.eyebrow){color:var(--muted)}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--navy);color:#fff;padding:.7rem 1.2rem;z-index:100;border-radius:0 0 8px 0}
.skip-link:focus{left:0}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* buttons */
.btn{display:inline-block;padding:.78rem 1.6rem;border-radius:10px;font-weight:700;font-size:.98rem;border:2px solid transparent;cursor:pointer;transition:.2s;text-align:center}
.btn:hover{text-decoration:none;transform:translateY(-2px)}
.btn-primary{background:linear-gradient(135deg,var(--blue),var(--blue-2));color:#fff;box-shadow:0 8px 20px rgba(31,111,235,.35)}
.btn-primary:hover{box-shadow:0 12px 26px rgba(31,111,235,.45)}
.btn-outline{border-color:var(--navy);color:var(--navy);background:transparent}
.btn-outline:hover{background:var(--navy);color:#fff}
.btn-ghost{border-color:rgba(255,255,255,.7);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-lg{padding:.95rem 2.1rem;font-size:1.05rem}
.btn-block{width:100%}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:78px}
.brand img{height:48px;width:auto}
.main-nav{display:flex;align-items:center;gap:1.6rem}
.main-nav a{color:var(--ink);font-weight:600;font-size:.98rem}
.main-nav a:hover,.main-nav a.active{color:var(--blue)}
.nav-cta{margin-left:.4rem}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:.5rem}
.nav-toggle span{display:block;width:24px;height:2.5px;background:var(--navy);margin:5px 0;border-radius:2px;transition:.25s}

/* hero */
.hero{position:relative;min-height:520px;display:flex;align-items:center;color:#fff;overflow:hidden;background:var(--navy)}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.45}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(11,43,75,.92) 0%,rgba(11,43,75,.55) 55%,rgba(11,43,75,.25) 100%)}
.hero-content{position:relative;z-index:2;max-width:820px;padding:5rem 22px}
.hero-kicker{font-weight:700;letter-spacing:.14em;text-transform:uppercase;font-size:.82rem;color:var(--cyan);margin-bottom:1rem}
.hero h1{color:#fff;margin-bottom:1.1rem}
.hero-sub{font-size:1.15rem;color:#dbe7f5;margin-bottom:2rem;max-width:640px}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap}

/* stats */
.stats-band{padding:0;background:var(--navy)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;padding:2.4rem 22px}
.stat{text-align:center;color:#fff}
.stat strong{display:block;font-size:2.1rem;font-weight:800;color:var(--cyan)}
.stat span{font-size:.95rem;color:#c6d6e8}

/* split */
.split{display:grid;grid-template-columns:1fr 1.15fr;gap:3.2rem;align-items:center}
.split-media img{border-radius:var(--radius);box-shadow:var(--shadow-lg);width:100%}
.split-text p{margin-bottom:1rem;color:var(--muted)}
.split-text h2{margin-bottom:1rem}

/* cards */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.25s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:transparent}
.card-img{display:block;aspect-ratio:1/1;overflow:hidden;background:var(--bg-alt)}
.card-img img{width:100%;height:100%;object-fit:cover;transition:.4s}
.card:hover .card-img img{transform:scale(1.05)}
.card-body{padding:1.3rem 1.4rem 1.5rem;display:flex;flex-direction:column;gap:.55rem;flex:1}
.card-body p{color:var(--muted);font-size:.95rem;flex:1}
.link-more{font-weight:700;font-size:.93rem}
.product-card.compact .card-body{padding:1rem 1.2rem}
.cat-block{margin-bottom:3.2rem}
.cat-block h2{margin-bottom:1.4rem;padding-bottom:.6rem;border-bottom:2px solid var(--line)}

/* cases */
.cases-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.4rem}
.case-card{border-radius:var(--radius);overflow:hidden;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}
.case-card img{width:100%;aspect-ratio:4/3;object-fit:cover}
.case-card figcaption{padding:.9rem 1.1rem;font-weight:700;font-size:.92rem;color:var(--navy)}

/* why */
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.6rem}
.why-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.8rem 1.5rem;box-shadow:var(--shadow)}
.why-item h3{margin-bottom:.6rem}
.why-item p{color:var(--muted);font-size:.95rem}

/* page hero */
.page-hero{background:linear-gradient(120deg,var(--navy) 0%,var(--navy-2) 60%,#1b4d85 100%);color:#fff;padding:3.6rem 0 3.4rem}
.page-hero h1{color:#fff;margin:.4rem 0}
.page-hero-sub{color:#c6d6e8;max-width:680px}
.breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:.5rem;font-size:.85rem}
.breadcrumb li+li::before{content:"›";margin-right:.5rem;color:#8fb0d4}
.breadcrumb a{color:#a9c4e2}
.breadcrumb [aria-current]{color:#fff;font-weight:600}

/* value grid */
.value-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.4rem}
.value-grid-5{grid-template-columns:repeat(5,1fr)}
.value-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem 1.4rem;box-shadow:var(--shadow)}
.value-card h3{margin-bottom:.5rem;font-size:1.05rem}
.value-card p{color:var(--muted);font-size:.93rem}

/* chips */
.chip-row{display:flex;flex-wrap:wrap;gap:.7rem;margin-bottom:2.4rem}
.chip{background:#fff;border:1px solid var(--line);border-radius:999px;padding:.5rem 1.1rem;font-weight:700;font-size:.9rem;color:var(--navy)}
.chip:hover{border-color:var(--blue);color:var(--blue);text-decoration:none}

/* faq */
.faq-wrap{max-width:860px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);margin-bottom:1rem;overflow:hidden}
.faq-item summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:1.25rem 1.5rem}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary h2{font-size:1.05rem;margin:0;font-weight:700}
.faq-icon{position:relative;flex:0 0 22px;height:22px;border-radius:50%;background:var(--bg-alt)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;top:50%;left:50%;background:var(--blue);border-radius:2px;transform:translate(-50%,-50%)}
.faq-icon::before{width:12px;height:2.5px}
.faq-icon::after{width:2.5px;height:12px;transition:.2s}
.faq-item[open] .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg)}
.faq-answer{padding:0 1.5rem 1.4rem;color:var(--muted)}

/* product detail */
.product-layout{display:grid;grid-template-columns:1fr 1.2fr;gap:3rem;align-items:start}
.product-media img{border-radius:var(--radius);border:1px solid var(--line);box-shadow:var(--shadow);width:100%}
.product-info h2{margin:.2rem 0 .8rem}
.product-short{color:var(--muted);margin-bottom:1.3rem;font-size:1.05rem}
.spec-table{width:100%;border-collapse:collapse;margin:0 0 1.6rem}
.spec-table th,.spec-table td{padding:.8rem 1rem;border-bottom:1px solid var(--line);text-align:left;font-size:.96rem}
.spec-table th{color:var(--navy);width:38%;font-weight:700}
.spec-table tr:nth-child(odd){background:var(--bg-alt)}
.product-actions{display:flex;gap:.9rem;flex-wrap:wrap}
.feature-list{list-style:none;display:grid;gap:.9rem;max-width:860px}
.feature-list li{position:relative;padding-left:2.1rem;color:var(--muted)}
.feature-list li::before{content:"✓";position:absolute;left:0;top:0;width:1.4rem;height:1.4rem;border-radius:50%;background:var(--blue);color:#fff;font-size:.8rem;font-weight:800;display:flex;align-items:center;justify-content:center}
.text-block{max-width:860px}
.text-block p{color:var(--muted);margin-bottom:1rem}

/* contact */
.contact-layout{display:grid;grid-template-columns:1fr 1.2fr;gap:3.4rem;align-items:start}
.contact-info h2{margin-bottom:.9rem}
.contact-info p{color:var(--muted);margin-bottom:1.2rem}
.contact-points{list-style:none;display:grid;gap:.9rem;margin-bottom:2rem}
.contact-points li{padding-left:2rem;position:relative;color:var(--muted)}
.contact-points li::before{content:"●";color:var(--blue);position:absolute;left:0}
.contact-points strong{color:var(--navy)}
.contact-address{background:var(--bg-alt);border-radius:var(--radius);padding:1.5rem 1.6rem}
.contact-address h3{margin-bottom:.5rem}
.contact-address p{color:var(--muted);margin:0}
.contact-form-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:2.2rem;box-shadow:var(--shadow-lg)}
.contact-form-wrap h2{margin-bottom:1.4rem;font-size:1.4rem}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1.1rem}
.form-field{margin-bottom:1.1rem}
.form-field label{display:block;font-weight:700;font-size:.9rem;margin-bottom:.4rem;color:var(--navy)}
.form-field input,.form-field select,.form-field textarea{width:100%;padding:.8rem 1rem;border:1.5px solid var(--line);border-radius:10px;font:inherit;font-size:.97rem;color:var(--ink);background:#fff;transition:.2s}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(31,111,235,.15)}
.form-field textarea{resize:vertical}
.hp-field{position:absolute;left:-9999px}
.form-note{font-size:.82rem;color:var(--muted);margin-top:.9rem;text-align:center}

/* CTA band */
.cta-band{background:linear-gradient(110deg,var(--navy) 0%,#134a80 100%);color:#fff;padding:3.4rem 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:2rem;flex-wrap:wrap}
.cta-band h2{color:#fff;margin-bottom:.4rem}
.cta-band p{color:#c6d6e8;max-width:560px}

/* footer */
.site-footer{background:#08203a;color:#b9c9da;padding:3.6rem 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:2.4rem;padding-bottom:2.6rem}
.footer-logo{margin-bottom:1rem;background:#fff;padding:.4rem .7rem;border-radius:8px;width:180px}
.footer-col h3{color:#fff;font-size:1rem;margin-bottom:1rem}
.footer-col p{font-size:.92rem}
.footer-col ul{list-style:none;display:grid;gap:.55rem}
.footer-col a{color:#b9c9da;font-size:.92rem}
.footer-col a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:1.3rem 0;font-size:.85rem}
.footer-bottom a{color:#b9c9da}

/* responsive */
@media (max-width:1000px){
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .why-grid,.value-grid{grid-template-columns:repeat(2,1fr)}
  .value-grid-5{grid-template-columns:repeat(2,1fr)}
  .cases-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .split,.product-layout,.contact-layout{grid-template-columns:1fr}
  .split-media{order:-1}
}
@media (max-width:760px){
  .nav-toggle{display:block}
  .main-nav{position:fixed;top:78px;left:0;right:0;background:#fff;flex-direction:column;align-items:flex-start;padding:1.4rem 22px 1.8rem;gap:1.1rem;border-bottom:1px solid var(--line);box-shadow:var(--shadow-lg);transform:translateY(-130%);transition:.3s;z-index:40}
  .main-nav.open{transform:translateY(0)}
  .nav-cta{margin-left:0;width:100%}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .grid-3,.why-grid,.value-grid,.value-grid-5,.cases-grid,.form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .section{padding:3.2rem 0}
  .hero{min-height:440px}
  .contact-form-wrap{padding:1.5rem}
  .cta-inner{justify-content:center;text-align:center}
}