:root{--bg:#f4f7f8;--paper:#fff;--ink:#14252d;--muted:#60727a;--line:#d9e2e5;--blue:#0f5f78;--blue2:#0a4558;--aqua:#67a9b7;--pale:#e4f0f3;--sand:#d9c9a7;--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.58 Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:inherit}.top{background:var(--blue2);color:#eaf6f8;text-align:center;padding:7px 16px;font-size:12px;letter-spacing:.06em}.header{max-width:var(--max);margin:auto;padding:18px 22px;display:flex;align-items:center;gap:28px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;margin-right:auto}.brand svg{width:42px;height:42px}.brand strong{display:block;font-size:19px}.brand small{display:block;color:var(--muted);font-size:11px}.nav{display:flex;gap:22px}.nav a{text-decoration:none;font-weight:700;font-size:13px}.btn{display:inline-flex;align-items:center;justify-content:center;background:var(--blue);color:#fff;text-decoration:none;border:1px solid var(--blue);padding:12px 16px;font-weight:800;cursor:pointer}.btn:hover{background:var(--blue2)}.btn.ghost{background:transparent;color:var(--blue)}.menu{display:none}.hero{max-width:var(--max);margin:auto;padding:58px 22px 46px;display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}.kicker{text-transform:uppercase;letter-spacing:.12em;color:var(--blue);font-size:11px;font-weight:900}.hero h1{font:800 clamp(43px,5.6vw,72px)/.98 Georgia,serif;letter-spacing:-.035em;margin:10px 0 24px}.hero p{font-size:20px;color:#445a64;max-width:700px}.actions{display:flex;gap:14px;flex-wrap:wrap;margin:28px 0}.proof{display:flex;gap:8px;flex-wrap:wrap}.proof span{border:1px solid var(--line);background:#fff;padding:7px 10px;font-size:12px;color:var(--muted)}.schematic{background:#dcebef;border:1px solid #bfd2d7;padding:22px;box-shadow:0 18px 45px rgba(17,65,79,.12)}.schematic img{width:100%;height:auto}.section{max-width:var(--max);margin:auto;padding:58px 22px}.section h2,.selector h2,.guide-hero h1,.article h1{font-family:Georgia,serif;letter-spacing:-.025em}.section h2{font-size:40px;margin:0 0 12px}.lead{color:var(--muted);max-width:760px}.problem-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:28px}.problem{background:#fff;border:1px solid var(--line);padding:22px;text-decoration:none;min-height:170px}.problem b{display:block;color:var(--blue);font-size:12px;margin-bottom:34px}.problem strong{font:700 22px/1.1 Georgia,serif;display:block}.problem span{display:block;color:var(--muted);margin-top:9px;font-size:14px}.selector{background:var(--blue2);color:#fff;padding:56px max(22px,calc((100vw - var(--max))/2 + 22px));display:grid;grid-template-columns:.7fr 1.3fr;gap:38px}.selector h2{font-size:40px;margin:5px 0 12px}.selector p{color:#c9dfe5}.selector form{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.selector label{background:#fff;color:var(--ink);padding:12px}.selector label span{display:block;font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;margin-bottom:6px}.selector select{width:100%;border:0;background:transparent;font:700 15px inherit;color:var(--ink);outline:none}.selector .btn{grid-column:1/-1;background:#e9f4f6;color:var(--blue2);border-color:#e9f4f6}.result{grid-column:1/-1;background:#123a46;padding:16px;border-left:4px solid #8bc7d3}.result strong{font-size:18px}.knowledge{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.knowledge-list{display:grid;grid-template-columns:repeat(2,1fr);margin-top:24px;border-top:1px solid var(--line)}.knowledge-list a{padding:16px 0;border-bottom:1px solid var(--line);text-decoration:none;font-weight:750}.knowledge-list a:nth-child(even){padding-left:20px;border-left:1px solid var(--line)}.cta{background:#17333d;color:#fff;padding:48px max(22px,calc((100vw - var(--max))/2 + 22px));display:flex;justify-content:space-between;gap:30px;align-items:center}.cta h2{font:700 36px/1.05 Georgia,serif;margin:0}.footer{max-width:var(--max);margin:auto;padding:30px 22px;color:var(--muted);display:flex;justify-content:space-between;gap:20px;font-size:13px}
.guide-hero{max-width:var(--max);margin:auto;padding:58px 22px 34px}.guide-hero h1{font-size:52px;margin:0 0 15px}.guide-grid{max-width:var(--max);margin:auto;padding:0 22px 70px;display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.guide-card{background:#fff;border:1px solid var(--line);padding:18px;text-decoration:none;min-height:130px}.guide-card small{color:var(--blue);font-weight:800}.guide-card strong{display:block;font:700 19px/1.15 Georgia,serif;margin-top:24px}
.breadcrumbs{max-width:var(--max);margin:auto;padding:22px 22px 0;font-size:12px;color:var(--muted)}.article-wrap{max-width:var(--max);margin:auto;padding:28px 22px 70px;display:grid;grid-template-columns:minmax(0,780px) 300px;gap:70px}.article h1{font-size:clamp(40px,5vw,60px);line-height:1.02;margin:8px 0 20px}.article .intro{font-size:19px;color:#445a64}.answer{background:var(--pale);border-left:5px solid var(--blue);padding:20px 22px;margin:28px 0}.answer b{display:block;color:var(--blue);font-size:11px;text-transform:uppercase;letter-spacing:.1em}.answer p{font:700 20px/1.4 Georgia,serif;margin:7px 0 0}.article h2{font:700 30px/1.12 Georgia,serif;margin:42px 0 12px}.article p{font-size:17px}.side{display:flex;flex-direction:column;gap:12px}.sidebox{background:#fff;border:1px solid var(--line);padding:18px}.sidebox strong{display:block;margin-bottom:8px}.sidebox p,.sidebox li{font-size:13px;color:var(--muted)}.sources{border-top:2px solid var(--blue);margin-top:50px;padding-top:22px}.sources li{margin:9px 0;overflow-wrap:anywhere}.sources a{color:var(--blue)}.note{background:#fff4dc;border-left:4px solid #b08234;padding:14px 16px;margin:20px 0}.related{display:grid;gap:8px}.related a{background:#fff;border:1px solid var(--line);padding:10px;text-decoration:none;font-size:13px;font-weight:700}
@media(max-width:900px){.hero,.selector,.article-wrap{grid-template-columns:1fr}.problem-grid,.guide-grid{grid-template-columns:repeat(2,1fr)}.side{display:grid;grid-template-columns:1fr 1fr}.nav{display:none}.header>.btn{display:none}}
@media(max-width:620px){.header{padding:14px 16px}.hero,.section,.guide-hero,.article-wrap{padding-left:16px;padding-right:16px}.hero{padding-top:34px}.hero h1{font-size:44px}.problem-grid,.guide-grid,.selector form,.knowledge-list,.side{grid-template-columns:1fr}.knowledge-list a:nth-child(even){padding-left:0;border-left:0}.selector{padding:42px 16px}.cta{padding:40px 16px;align-items:flex-start;flex-direction:column}.footer{padding:24px 16px;flex-direction:column}.article h1{font-size:39px}}

/* Wave A commercial templates */
.commercial-hero{max-width:var(--max);margin:auto;padding:54px 22px 42px;display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center}.commercial-hero h1{font:800 clamp(42px,5vw,66px)/1 Georgia,serif;letter-spacing:-.035em;margin:10px 0 22px}.commercial-hero p{font-size:19px;color:#445a64;max-width:720px}.commercial-grid{max-width:var(--max);margin:0 auto;padding:10px 22px 18px;display:grid;grid-template-columns:1fr 1fr;gap:14px}.commercial-panel{background:#fff;border:1px solid var(--line);padding:26px}.commercial-panel h2{font:700 29px/1.12 Georgia,serif;margin:8px 0 14px}.commercial-panel p,.commercial-panel li{color:var(--muted)}.commercial-panel ul{margin:14px 0 0;padding-left:20px}.solution-strip{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line);margin-top:24px}.solution-strip article{min-height:135px;padding:20px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff}.solution-strip span{display:block;color:var(--blue);font-weight:900;margin-bottom:34px}.solution-strip strong{font:700 19px/1.15 Georgia,serif}@media(max-width:900px){.commercial-hero,.commercial-grid{grid-template-columns:1fr}.solution-strip{grid-template-columns:repeat(2,1fr)}}@media(max-width:620px){.commercial-hero,.commercial-grid{padding-left:16px;padding-right:16px}.solution-strip{grid-template-columns:1fr}}

/* Wave A commercial templates */
.commercial-hero{max-width:var(--max);margin:auto;padding:54px 22px 42px;display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center}.commercial-hero h1{font:800 clamp(42px,5vw,66px)/1 Georgia,serif;letter-spacing:-.035em;margin:10px 0 22px}.commercial-hero p{font-size:19px;color:#445a64;max-width:720px}.commercial-grid{max-width:var(--max);margin:0 auto;padding:10px 22px 18px;display:grid;grid-template-columns:1fr 1fr;gap:14px}.commercial-panel{background:#fff;border:1px solid var(--line);padding:26px}.commercial-panel h2{font:700 29px/1.12 Georgia,serif;margin:8px 0 14px}.commercial-panel p,.commercial-panel li{color:var(--muted)}.commercial-panel ul{margin:14px 0 0;padding-left:20px}.solution-strip{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line);margin-top:24px}.solution-strip article{min-height:135px;padding:20px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff}.solution-strip span{display:block;color:var(--blue);font-weight:900;margin-bottom:34px}.solution-strip strong{font:700 19px/1.15 Georgia,serif}@media(max-width:900px){.commercial-hero,.commercial-grid{grid-template-columns:1fr}.solution-strip{grid-template-columns:repeat(2,1fr)}}@media(max-width:620px){.commercial-hero,.commercial-grid{padding-left:16px;padding-right:16px}.solution-strip{grid-template-columns:1fr}}

/* Production mobile navigation */
@media(max-width:900px){
  .header{flex-wrap:wrap;gap:14px}
  .header .nav{display:flex;order:3;width:100%;gap:18px;overflow-x:auto;padding-top:10px;-webkit-overflow-scrolling:touch;white-space:nowrap}
  .header .nav::-webkit-scrollbar{display:none}
  .header>.btn{display:none}
}
@media(max-width:620px){
  .header .nav{font-size:13px;padding-top:6px}
}

/* Lead form — enabled only by production build */
.request-section{max-width:var(--max);margin:0 auto;padding:60px 22px;display:grid;grid-template-columns:.75fr 1.25fr;gap:48px;align-items:start}
.request-section[hidden]{display:none}
.request-copy h2{font:700 42px/1.05 Georgia,serif;margin:8px 0 14px}.request-copy p{color:var(--muted);font-size:17px}
.request-form{display:grid;grid-template-columns:1fr 1fr;gap:12px}.request-form label:not(.consent){background:#fff;border:1px solid var(--line);padding:12px}.request-form label>span:first-child{display:block;color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.07em;margin-bottom:6px}.request-form input,.request-form select,.request-form textarea{width:100%;border:0;background:transparent;color:var(--ink);font:inherit;outline:none;resize:vertical}.request-form .wide{grid-column:1/-1}.request-form .consent{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--muted)}.request-form .consent input{width:auto;margin-top:3px}.request-form .consent span{display:inline;text-transform:none;letter-spacing:0;font-size:13px;margin:0}.request-form .honeypot{position:absolute!important;left:-9999px!important}.request-form button:disabled{opacity:.55;cursor:wait}.form-status{min-height:24px;font-size:14px;color:var(--blue2)}
@media(max-width:800px){.request-section{grid-template-columns:1fr;gap:24px}.request-form{grid-template-columns:1fr}.request-form .wide{grid-column:1}}