:root{--navy:#0b1f33;--blue:#1463ff;--cyan:#18b7c9;--ink:#14202b;--muted:#667482;--bg:#f5f8fb;--line:#dce5ed;--card:#fff;--good:#11865b;--warn:#a66a00}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.5}.container{width:min(1120px,92%);margin:auto}.site-header{background:var(--navy);color:#fff;position:sticky;top:0;z-index:20;box-shadow:0 2px 15px #001a3322}.nav{height:72px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;gap:10px;align-items:center;color:#fff;text-decoration:none;font-weight:800}.brand small{display:block;font-weight:400;font-size:11px;opacity:.7}.brand-mark{display:grid;place-items:center;width:42px;height:42px;border:1px solid #ffffff55;border-radius:10px;font-weight:900}.nav-cta{background:#fff;color:var(--navy);padding:10px 16px;border-radius:9px;text-decoration:none;font-weight:800;font-size:14px}
.hero{background:linear-gradient(135deg,#071a2b,#103b59);color:#fff;padding:74px 0 62px}.hero-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:60px;align-items:center}.eyebrow{font-size:12px;letter-spacing:.14em;font-weight:900;color:var(--blue);margin-bottom:8px}.hero .eyebrow{color:#6de3ec}.hero h1{font-size:clamp(36px,5vw,62px);line-height:1.03;margin:0 0 20px;max-width:780px}.hero-copy{font-size:18px;color:#d6e2ec;max-width:720px}.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:25px}.hero-points span{background:#ffffff12;border:1px solid #ffffff1e;border-radius:999px;padding:7px 11px;font-size:13px}.hero-card{background:#fff;color:var(--ink);border-radius:18px;padding:25px;display:grid;grid-template-columns:1fr 1fr;gap:14px;box-shadow:0 18px 55px #0004}.hero-stat{padding:12px;border-bottom:1px solid var(--line)}.hero-stat b{display:block;font-size:22px}.hero-stat span{font-size:12px;color:var(--muted)}
.calculator-wrap{padding:58px 0}.section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:24px}.section-head h2{margin:0;font-size:32px}.progress-wrap{min-width:180px}.progress{height:6px;background:#dfe7ee;border-radius:99px;overflow:hidden}.progress i{display:block;height:100%;width:25%;background:var(--blue);transition:.3s}.progress-wrap span{font-size:12px;color:var(--muted);display:block;text-align:right;margin-top:5px}.step{display:none}.step.active{display:block}.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:28px;box-shadow:0 8px 30px #0b1f3307}.card h3{font-size:24px;margin:0 0 6px}.muted{color:var(--muted)}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:25px}label{display:flex;flex-direction:column;gap:7px;font-size:13px;font-weight:800}input,select{font:inherit;font-weight:500;color:var(--ink);background:#fff;border:1px solid #cfd9e2;border-radius:9px;padding:12px 13px;outline:none}input:focus,select:focus{border-color:var(--blue);box-shadow:0 0 0 3px #1463ff12}label small{font-size:11px;font-weight:500;color:var(--muted)}.actions{display:flex;justify-content:flex-end;gap:10px;margin-top:16px}.button{border:0;border-radius:9px;padding:12px 17px;font-weight:850;cursor:pointer;font:inherit}.primary{background:var(--blue);color:#fff}.secondary{background:#e9eff5;color:var(--ink)}.ghost{background:#fff;border:1px solid var(--line);color:var(--ink)}.whatsapp{background:#128c52;color:#fff}.wide{width:100%;text-align:center}.row-between{display:flex;justify-content:space-between;align-items:start;gap:20px}.quick-add{display:flex;flex-wrap:wrap;gap:7px;margin:18px 0}.quick-add button{border:1px solid var(--line);background:#f7fafc;border-radius:999px;padding:7px 10px;font-size:12px;cursor:pointer}.table-scroll{overflow-x:auto}.load-table{width:100%;border-collapse:collapse;min-width:820px}.load-table th{text-align:left;font-size:11px;text-transform:uppercase;color:var(--muted);padding:10px 7px;border-bottom:1px solid var(--line)}.load-table td{padding:8px 5px;border-bottom:1px solid #edf1f4}.load-table input,.load-table select{width:100%;padding:9px;font-size:13px}.remove{border:0;background:#fff;color:#b53a3a;font-size:20px;cursor:pointer}.load-summary{display:grid;grid-template-columns:repeat(4,1fr);margin-top:20px;background:#f7fafc;border:1px solid var(--line);border-radius:12px}.load-summary div{padding:14px;border-right:1px solid var(--line)}.load-summary div:last-child{border:0}.load-summary span,.recommend-grid span{display:block;color:var(--muted);font-size:12px}.load-summary b{font-size:18px}.notice{margin-top:22px;background:#f4f8ff;border-left:4px solid var(--blue);padding:14px;font-size:13px;color:#425365}.results-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:18px}.recommend-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:25px 0}.recommend-grid>div{border:1px solid var(--line);border-radius:12px;padding:16px;background:#fbfdff}.recommend-grid strong{font-size:24px;display:block;margin:4px 0}.recommend-grid small{font-size:11px;color:var(--muted)}.engineering{border-top:1px solid var(--line);padding-top:18px}.engineering ul{padding-left:20px}.engineering li{margin:8px 0;font-size:13px}.lead-card{position:sticky;top:90px}.lead-card form{display:grid;gap:13px}.lead-card h3{font-size:22px}.tiny{font-size:10px;color:var(--muted)}.trust{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:35px 0}.three{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.three b{display:block;margin-bottom:5px}.three span{font-size:13px;color:var(--muted)}.faq{padding:55px 0}.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.faq-grid>div{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px}.faq-grid h4{margin:0 0 7px}.faq-grid p{font-size:13px;color:var(--muted);margin:0}footer{background:var(--navy);color:#dce7ef;padding:30px 0}.footer{display:flex;justify-content:space-between;gap:30px}.footer p{margin:4px 0;font-size:12px}.toast{position:fixed;right:20px;bottom:20px;background:#102a40;color:#fff;padding:13px 17px;border-radius:9px;display:none;max-width:360px;z-index:50}.toast.show{display:block}
@media(max-width:800px){.hero-grid,.results-grid{grid-template-columns:1fr}.hero{padding:52px 0}.hero-card{max-width:520px}.form-grid,.faq-grid{grid-template-columns:1fr}.load-summary{grid-template-columns:1fr 1fr}.load-summary div:nth-child(2){border-right:0}.load-summary div{border-bottom:1px solid var(--line)}.recommend-grid{grid-template-columns:1fr 1fr}.lead-card{position:static}.three{grid-template-columns:1fr}.section-head{align-items:start;flex-direction:column}.progress-wrap{width:100%}.footer{flex-direction:column}.nav-cta{font-size:12px;padding:8px 11px}}
@media(max-width:480px){.hero h1{font-size:37px}.card{padding:20px}.recommend-grid{grid-template-columns:1fr}.actions{flex-direction:column}.actions .button{width:100%}.brand>span:last-child{font-size:13px}.brand small{font-size:9px}}
@media print{.site-header,.hero,.trust,.faq,footer,.actions,.lead-card{display:none!important}.calculator-wrap{padding:0}.step{display:none!important}.step[data-step="4"]{display:block!important}.card{box-shadow:none}.results-grid{display:block}.result-main{border:0}}

.contact-links{border-top:1px solid var(--line);margin-top:10px;padding-top:14px;display:grid;gap:5px;font-size:12px}.contact-links a{color:var(--blue);text-decoration:none}.socials{display:flex;flex-wrap:wrap;gap:8px;margin-top:5px}.socials a{background:#f3f6f9;border-radius:999px;padding:5px 8px}.footer a{color:#fff}