:root{--navy:#071b3a;--blue:#123e78;--red:#d71920;--gold:#ffd21a;--light:#f5f7fb;--ink:#162033;--muted:#64748b;--white:#fff;--line:#dbe2ec}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:#fff;line-height:1.55}
.container{width:min(1120px,92%);margin:auto}.topbar{position:sticky;top:0;z-index:20;background:rgba(7,27,58,.97);color:#fff;box-shadow:0 2px 12px #0002}.nav{min-height:72px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;gap:10px;align-items:center;color:#fff;text-decoration:none}.brand-mark{width:45px;height:45px;border-radius:50%;display:grid;place-items:center;border:2px solid var(--gold);font-weight:900;color:var(--gold)}.brand strong{display:block;font-size:18px;letter-spacing:.7px}.brand small{display:block;color:#ff4b4b;font-weight:800;letter-spacing:2px}.nav nav{display:flex;gap:26px}.nav nav a{color:#fff;text-decoration:none;font-weight:700}.nav nav a:hover{color:var(--gold)}.menu{display:none;background:none;border:0;color:#fff;font-size:28px}
.hero{background:linear-gradient(135deg,#071b3a,#17457e);color:#fff;padding:70px 0}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}.eyebrow{font-size:13px;letter-spacing:2px;font-weight:900;color:var(--red);margin:0 0 8px}.hero .eyebrow{color:var(--gold)}h1{font-size:clamp(38px,5vw,64px);line-height:1.02;margin:10px 0 20px}.lead{font-size:20px;color:#dbe7f7;max-width:650px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0}.btn{display:inline-block;border:0;border-radius:8px;padding:13px 20px;font-weight:900;text-decoration:none;cursor:pointer;font-size:15px}.primary{background:var(--red);color:#fff}.secondary{background:#fff;color:var(--navy)}.light{background:#fff;color:var(--navy)}.trust{display:flex;gap:18px;flex-wrap:wrap;font-size:14px;color:#dce8f8}.hero-card{background:#fff;border-radius:16px;padding:8px;box-shadow:0 18px 50px #0005}.hero-card img{display:block;width:100%;border-radius:10px}
.section{padding:75px 0}.section-heading{text-align:center;max-width:720px;margin:0 auto 35px}.section-heading h2,.contact h2{font-size:38px;line-height:1.1;margin:5px 0 10px}.section-heading p:not(.eyebrow){color:var(--muted)}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.card{padding:26px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 7px 25px #10254a0b}.icon{width:50px;height:50px;border-radius:12px;background:#eaf0f8;color:var(--blue);display:grid;place-items:center;font-weight:900;font-size:19px}.card h3{margin:15px 0 5px}.card p{margin:0;color:var(--muted)}
.cta{background:var(--red);color:#fff;padding:42px 0}.cta .eyebrow{color:var(--gold)}.cta h2{font-size:32px;margin:0}.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:25px}.cta p{margin:5px 0}
.invoice-section{background:var(--light)}.invoice{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px;box-shadow:0 10px 35px #10254a12}.invoice-head{display:flex;justify-content:space-between;gap:20px;border-bottom:2px solid var(--navy);padding-bottom:15px}.invoice-head strong{font-size:20px}.invoice-head span{color:var(--red);font-weight:800}.customer-row{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:14px;padding:18px 0}.customer-row label{font-weight:800;font-size:13px}.customer-row input,.invoice input{display:block;width:100%;padding:10px;border:1px solid var(--line);border-radius:7px;margin-top:5px;font:inherit}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;min-width:650px}th,td{border-bottom:1px solid var(--line);padding:10px;text-align:left}th{background:var(--navy);color:#fff}.qty,.price{width:120px}.remove{border:0;background:#fee2e2;color:#991b1b;border-radius:6px;padding:7px 10px;cursor:pointer}.add-row{margin:16px 0;border:1px dashed var(--blue);background:#eef5ff;color:var(--blue);padding:10px 14px;border-radius:7px;font-weight:800;cursor:pointer}.totals{max-width:430px;margin-left:auto}.totals>div{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px solid var(--line)}.totals input{width:150px}.totals .grand{font-size:20px;border-bottom:0}.invoice-actions{display:flex;gap:10px;margin-top:18px}.contact{background:#fff}.contact-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:50px;align-items:center}.contact-box{background:var(--navy);color:#fff;border-radius:14px;padding:25px;display:grid;gap:12px}.contact-box a{color:#fff;text-decoration:none}.contact-box a:first-child,.contact-box a:nth-child(2){font-size:22px;color:var(--gold)}footer{background:#041228;color:#b9c5d6;padding:22px 0}.footer-inner{display:flex;justify-content:space-between;gap:20px;font-size:13px}
@media(max-width:800px){.menu{display:block}.nav nav{display:none;position:absolute;top:72px;left:0;right:0;background:var(--navy);padding:20px;flex-direction:column;gap:15px}.nav nav.open{display:flex}.hero-grid,.contact-grid{grid-template-columns:1fr}.cards{grid-template-columns:1fr 1fr}.cta-inner{display:block}.cta .btn{margin-top:18px}.customer-row{grid-template-columns:1fr}.invoice-head{display:block}.invoice-head>div+div{margin-top:10px}.footer-inner{display:block}.footer-inner span+span{display:block;margin-top:6px}}
@media(max-width:520px){.cards{grid-template-columns:1fr}.hero{padding:48px 0}.section{padding:55px 0}h1{font-size:40px}.actions .btn{width:100%;text-align:center}}
@media print{.topbar,.hero,.section-heading,.cta,.contact,footer,.invoice-actions,.add-row{display:none!important}.invoice-section{padding:0;background:#fff}.invoice{box-shadow:none;border:0;padding:0}.invoice input{border:0}.remove,th:last-child,td:last-child{display:none!important}}