:root{--navy:#14263a;--navy-dark:#0e1b29;--navy-mid:#2b4763;--amber:#d99a4e;--amber-dark:#c4832f;--bg:#f7f8fa;--card:#fff;--text:#17293b;--muted:#5b6b7b;--border:#e4e9ef;--radius:14px;--maxw:1080px;--font:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}*{box-sizing:border-box}body,html{margin:0;padding:0}body{font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--navy-mid);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;display:block}.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}.section{padding:64px 0}h1,h2,h3{color:var(--navy);line-height:1.2;margin:0 0 .5em}h1{font-size:clamp(2rem,5vw,3rem)}h2{font-size:clamp(1.5rem,3vw,2.2rem)}.lead{font-size:1.2rem}.lead,.muted{color:var(--muted)}.btn{display:inline-block;padding:12px 22px;border-radius:999px;font-weight:600;cursor:pointer;border:2px solid transparent;transition:all .15s}.btn-primary{background:var(--amber);color:var(--navy-dark)}.btn-primary:hover{background:var(--amber-dark);text-decoration:none}.btn-outline{background:transparent;border-color:var(--navy);color:var(--navy)}.btn-outline:hover{background:var(--navy);color:#fff;text-decoration:none}.header{background:var(--card);border-bottom:1px solid var(--border);position:-webkit-sticky;position:sticky;top:0;z-index:50}.header .container{justify-content:space-between;height:68px}.brand,.header .container{display:flex;align-items:center}.brand{gap:10px;font-weight:700;color:var(--navy)}.brand img{width:40px;height:40px}.nav{display:flex;gap:20px;align-items:center;flex-wrap:wrap}.nav a{color:var(--text);font-weight:500}.footer{background:var(--navy);color:#cdd6e0;margin-top:40px}.footer .container{padding:40px 20px;display:flex;flex-wrap:wrap;gap:24px;justify-content:space-between}.footer a{color:#cdd6e0}.footer h4{color:#fff;margin:0 0 10px}.hero{background:linear-gradient(160deg,var(--navy) 0,var(--navy-mid) 100%)}.hero,.hero h1{color:#fff}.hero .lead{color:#d5dee8}.hero .container{padding:72px 20px}.grid{display:grid;grid-gap:22px;gap:22px}.grid-3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:24px}.tag{display:inline-block;background:#eef2f6;color:var(--navy-mid);padding:4px 12px;border-radius:999px;font-size:.85rem;margin:3px 4px 0 0}.chat{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);display:flex;flex-direction:column;overflow:hidden;max-width:720px;margin:0 auto}.chat-header{background:var(--navy);color:#fff;padding:14px 18px;font-weight:600}.chat-body{padding:18px;height:420px;overflow-y:auto;display:flex;flex-direction:column;gap:12px}.msg{padding:10px 14px;border-radius:14px;max-width:85%;white-space:pre-wrap}.msg-assistant{background:#eef2f6;color:var(--text);align-self:flex-start;border-bottom-left-radius:4px}.msg-user{background:var(--navy-mid);color:#fff;align-self:flex-end;border-bottom-right-radius:4px}.chat-cta{padding:12px 18px;background:#fbfaf7;text-align:center}.chat-cta,.chat-input{border-top:1px solid var(--border)}.chat-input{display:flex;gap:8px;padding:12px}.chat-input textarea{flex:1 1;resize:none;border:1px solid var(--border);border-radius:10px;padding:10px 12px;font-family:inherit;font-size:1rem;max-height:120px}.chat-meta{font-size:.8rem;color:var(--muted);padding:0 12px 10px;text-align:right}.field{margin-bottom:16px}.field label{display:block;font-weight:600;margin-bottom:6px}.field input,.field select,.field textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:10px;font-family:inherit;font-size:1rem}.checkbox{display:flex;gap:10px;align-items:flex-start;font-size:.95rem;color:var(--muted)}.checkbox input{width:auto;margin-top:4px}.notice{background:#fbfaf7;border:1px solid var(--border);border-radius:var(--radius);padding:16px;color:var(--muted)}.center{text-align:center}.mt{margin-top:22px}