:root{--navy:#14233F;--teal:#087173;--aqua:#2CB8B5;--ink:#14233F;--muted:#3A4A5A;--line:#DCE5EA;--bg:#F3F7F8;--tint:#E6F6F5}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);line-height:1.55}
a{color:var(--teal)}a:hover{color:var(--navy)}
:focus-visible{outline:3px solid var(--aqua);outline-offset:2px}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-9999px}.skip:focus{left:16px;top:16px;background:#fff;padding:8px 12px;z-index:10}
header.site{background:var(--navy)}
header.site .wrap{min-height:72px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;padding-top:12px;padding-bottom:12px}
header.site img{height:32px;width:auto;display:block}
header.site nav{display:flex;flex-wrap:wrap;align-items:center;gap:20px}
header.site nav a{color:#fff;text-decoration:none;font-size:15px}
header.site nav a:hover{text-decoration:underline}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 20px;border-radius:8px;font:inherit;font-size:16px;font-weight:600;text-decoration:none;cursor:pointer;border:none}
.btn-primary{background:var(--teal);color:#fff}.btn-primary:hover{background:#065a5c;color:#fff}
.btn-aqua{background:var(--aqua);color:#0B1A30}.btn-aqua:hover{background:#5FD3CF;color:#0B1A30}
.btn-ghost{background:#fff;color:var(--teal);border:1px solid var(--teal)}
h1{font-size:clamp(32px,4.4vw,46px);line-height:1.1;letter-spacing:-.015em;margin:0 0 12px}
h2{font-size:clamp(24px,2.6vw,30px);line-height:1.2;margin:0 0 16px}
h3{font-size:18px;margin:0 0 6px}
.lead{font-size:19px;color:var(--muted);margin:0;max-width:820px}
section{padding:48px 0}
.card{background:#fff;border:1px solid var(--line);border-radius:16px}
/* assistant */
.stage{display:flex;flex-wrap:wrap;gap:24px;align-items:stretch;margin-top:32px}
.avatar{flex:1 1 400px;max-width:500px;background:linear-gradient(160deg,#14233F 0%,#0E3A4A 100%);border-radius:20px;padding:20px;color:#fff;display:flex;flex-direction:column;gap:14px}
.avatar .top{display:flex;justify-content:space-between;align-items:center;font-size:13px}
.pill{background:rgba(44,184,181,.18);color:#9FE5E2;font-weight:600;padding:6px 12px;border-radius:999px}
.frame{position:relative;flex:1 1 auto;min-height:320px;border-radius:14px;overflow:hidden;background:#0B1A30}
.frame img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 30%}
.frame .live{position:absolute;inset:0;width:100%;height:100%;border:0}
.frame .cta{position:absolute;left:12px;right:12px;bottom:12px;display:flex;gap:10px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.frame .name{background:rgba(11,26,48,.75);border-radius:999px;padding:6px 14px;font-size:13px;font-weight:600}
.caption{background:rgba(0,0,0,.45);border-radius:10px;padding:12px 14px;font-size:15px;min-height:66px}
.note{font-size:12px;color:#9FB3C8;margin:0}
.chat{flex:1 1 520px;padding:22px;display:flex;flex-direction:column;gap:14px;min-height:560px}
.chat-head{display:flex;justify-content:space-between;align-items:center;gap:12px}
.chat-head h2{font-size:18px;margin:0}
.log{flex:1 1 auto;display:flex;flex-direction:column;gap:12px;max-height:480px;overflow-y:auto;padding-right:4px}
.bot{align-self:flex-start;max-width:88%;background:var(--tint);border-radius:4px 16px 16px 16px;padding:12px 16px}
.me{align-self:flex-end;max-width:80%;background:var(--navy);color:#fff;border-radius:16px 4px 16px 16px;padding:10px 16px;font-size:15px}
.src{align-self:flex-start;font-size:13px;text-decoration:none;border:1px solid var(--line);border-radius:8px;padding:5px 10px;background:#fff}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{background:#fff;color:var(--ink);border:1px solid #9FD9D6;font:inherit;font-size:15px;font-weight:500;padding:9px 15px;border-radius:999px;min-height:44px;cursor:pointer;text-align:left}
.chip:hover{background:var(--tint);border-color:var(--teal)}
.ask{display:flex;gap:8px}
.ask input{flex:1 1 auto;min-width:0;min-height:48px;padding:10px 14px;font:inherit;font-size:16px;border:1px solid #9AABB8;border-radius:10px}
.fine{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:12px;color:#4A5A6A}
.linkbtn{background:none;border:none;padding:0;font:inherit;font-size:12px;color:var(--teal);text-decoration:underline;cursor:pointer}
/* sections */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;counter-reset:s;padding:0;margin:0;list-style:none}
.steps li{padding:20px;counter-increment:s}
.steps li::before{content:counter(s);display:inline-flex;width:30px;height:30px;border-radius:50%;background:var(--teal);color:#fff;align-items:center;justify-content:center;font-weight:700;margin-bottom:10px}
.steps .price{font-size:14px;color:var(--teal);font-weight:600;margin:6px 0 0}
.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}
.grid3 .card{padding:22px}
.diffs{background:var(--navy);color:#fff;border-radius:20px;padding:32px}
.diffs .grid4{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}
.diffs .grid4 div{border-top:3px solid var(--aqua);padding-top:12px}
.diffs p{color:#C9D6E2;margin:0}
.band{background:var(--tint);border-radius:20px;padding:32px;display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between}
footer.site{border-top:1px solid var(--line);padding:24px 0;font-size:13px;color:#4A5A6A}
footer.site .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px}
/* forms */
form .card{padding:26px;display:flex;flex-direction:column;gap:16px;margin:0 0 20px}
fieldset{border:0;padding:0;margin:0;display:flex;flex-direction:column;gap:16px}
legend{font-size:18px;font-weight:700;padding:0;margin-bottom:6px}
label,.q{font-size:15px;font-weight:600}
.row{display:flex;flex-wrap:wrap;gap:16px}.row>div{flex:1 1 260px;display:flex;flex-direction:column;gap:6px}
input[type=text],input[type=email],input[type=tel],input[type=number],select{width:100%;min-height:46px;padding:10px 12px;font:inherit;font-size:16px;color:var(--ink);background:#fff;border:1px solid #9AABB8;border-radius:8px}
.opts{display:flex;flex-wrap:wrap;gap:10px 22px}
.opts label{font-weight:400;display:flex;gap:8px;align-items:center}
.opts.col{flex-direction:column}
input[type=checkbox],input[type=radio]{width:20px;height:20px;accent-color:var(--teal);margin:0;flex:0 0 auto}
.consent label{font-weight:400;display:flex;gap:10px;align-items:flex-start}
.hint{font-size:14px;color:var(--muted);margin:0}
.hidden{display:none}
.banner-test{background:#FFF4D6;color:#5A4300;font-size:13px;padding:8px 24px;text-align:center}
.prose{max-width:820px}
.prose table{border-collapse:collapse;width:100%;margin:8px 0 16px;font-size:15px}
.prose th,.prose td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top;background:#fff}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}