:root{
  --blue:#0b4d7b;--blue-2:#0d678f;--navy:#0c2942;--orange:#f28b22;--cream:#f7f9fb;
  --ink:#15334a;--muted:#657b8d;--line:#dbe4ea;--white:#fff;--shadow:0 24px 70px rgba(19,58,86,.12)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:#fff}
button,input,textarea{font:inherit}
a{color:inherit}
.ai-wrap{width:min(1180px,calc(100% - 40px));margin:auto}
.ai-topbar{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.95);backdrop-filter:blur(14px);border-bottom:1px solid #edf1f4}
.ai-nav{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.ai-brand{display:flex;align-items:center;gap:14px;text-decoration:none}
.ai-brand img{width:118px;height:auto;display:block}
.ai-brand span{display:flex;flex-direction:column;padding-left:14px;border-left:1px solid var(--line)}
.ai-brand b{font-size:14px;letter-spacing:.07em;color:var(--navy)}
.ai-brand small{font-size:11px;color:var(--muted);margin-top:2px}
.ai-nav nav{display:flex;align-items:center;gap:24px}
.ai-nav nav a{text-decoration:none;font-size:14px;font-weight:700;color:#36566e}
.ai-nav nav a:hover{color:var(--blue)}
.ai-hero{padding:70px 0 62px;background:
 radial-gradient(circle at 84% 22%,rgba(242,139,34,.13),transparent 29%),
 linear-gradient(180deg,#f8fbfd 0%,#fff 100%)}
.ai-hero-grid{display:grid;grid-template-columns:1.22fr .78fr;gap:56px;align-items:center}
.ai-kicker{display:block;font-size:12px;font-weight:900;letter-spacing:.16em;text-transform:uppercase;color:var(--orange);margin-bottom:16px}
.ai-hero h1{font-size:clamp(40px,5vw,66px);line-height:1.02;letter-spacing:-.05em;margin:0;color:var(--navy)}
.ai-hero h1 span{color:var(--blue-2)}
.ai-hero-copy>p{font-size:18px;line-height:1.7;max-width:720px;color:#547086;margin:24px 0}
.ai-benefits{display:flex;flex-wrap:wrap;gap:10px}
.ai-benefits span{padding:10px 14px;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:13px;font-weight:800;color:#3d5c73}
.ai-hero-card{background:var(--navy);color:#fff;border-radius:28px;padding:32px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.ai-hero-card:after{content:"";position:absolute;width:190px;height:190px;border:34px solid rgba(242,139,34,.82);border-radius:50%;right:-110px;bottom:-105px}
.ai-hero-card>span{font-size:11px;font-weight:900;letter-spacing:.13em;text-transform:uppercase;color:#ffb76b}
.ai-hero-card strong{display:block;font-size:26px;line-height:1.3;margin:16px 0;max-width:420px;position:relative;z-index:1}
.ai-hero-card p{color:#d5e4ee;line-height:1.65;margin:0 0 22px;position:relative;z-index:1}
.ai-hero-card a{position:relative;z-index:1;display:inline-flex;gap:12px;text-decoration:none;background:#fff;color:var(--blue);font-weight:900;border-radius:12px;padding:13px 17px}
.ai-section{padding:68px 0 86px;background:#f4f7f9}
.ai-workspace{display:grid;grid-template-columns:300px 1fr;min-height:760px;background:#fff;border:1px solid #dfe7ed;border-radius:28px;overflow:hidden;box-shadow:0 20px 60px rgba(19,58,86,.09)}
.ai-sidebar{padding:28px 20px;background:#f8fafb;border-right:1px solid var(--line)}
.ai-mode-title{padding:0 8px 15px}
.ai-mode-title span,.ai-panel-head span,.ai-gate-copy>span{display:block;font-size:10px;letter-spacing:.15em;font-weight:900;color:var(--orange)}
.ai-mode-title h2{font-size:22px;margin:5px 0 0;color:var(--navy)}
.ai-mode{width:100%;display:grid;grid-template-columns:44px 1fr auto;align-items:center;gap:10px;text-align:left;border:1px solid transparent;background:transparent;border-radius:16px;padding:13px 11px;margin:4px 0;cursor:pointer;color:var(--ink)}
.ai-mode:hover{background:#fff;border-color:var(--line)}
.ai-mode.active{background:#fff;border-color:#cbdce7;box-shadow:0 8px 22px rgba(21,58,82,.07)}
.ai-mode-icon{display:grid;place-items:center;width:42px;height:42px;border-radius:13px;background:#eaf3f8;color:var(--blue);font-weight:900}
.ai-mode.active .ai-mode-icon{background:var(--blue);color:#fff}
.ai-mode b,.ai-mode small{display:block}
.ai-mode b{font-size:14px}
.ai-mode small{font-size:11px;color:var(--muted);margin-top:3px;line-height:1.3}
#team-lock{font-style:normal;font-size:12px}
.ai-side-block{padding:22px 9px;border-top:1px solid var(--line);margin-top:22px}
.ai-side-label{font-size:10px;letter-spacing:.12em;text-transform:uppercase;font-weight:900;color:#7890a2}
.ai-side-block ul{list-style:none;padding:0;margin:12px 0 0}
.ai-side-block li{font-size:12px;color:#557084;margin:9px 0;padding-left:16px;position:relative}
.ai-side-block li:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--orange);position:absolute;left:0;top:.48em}
.ai-side-note{background:#0d527d;color:#fff;border:0;border-radius:16px;padding:16px;margin-top:22px}
.ai-side-note strong{font-size:13px}
.ai-side-note p{font-size:11px;line-height:1.55;color:#dce9f0;margin:7px 0 0}
.ai-panel{min-width:0;display:flex;flex-direction:column;background:#fff}
.ai-panel-head{display:flex;justify-content:space-between;align-items:center;padding:24px 30px;border-bottom:1px solid var(--line)}
.ai-panel-head h2{margin:5px 0 0;font-size:20px;color:var(--navy)}
.ai-status{display:flex;align-items:center;gap:8px;font-size:11px;color:#60798d}
.ai-status i{width:8px;height:8px;border-radius:50%;background:#28a36a;box-shadow:0 0 0 4px rgba(40,163,106,.12)}
.ai-status.busy i{background:#e59a25;box-shadow:0 0 0 4px rgba(229,154,37,.13)}
.ai-status.error i{background:#c75353;box-shadow:0 0 0 4px rgba(199,83,83,.12)}
.ai-gate{margin:auto;width:min(720px,calc(100% - 48px));padding:42px 0}
.ai-gate-copy{text-align:center;margin-bottom:25px}
.ai-gate-copy h3{font-size:30px;line-height:1.2;letter-spacing:-.03em;color:var(--navy);margin:7px 0 10px}
.ai-gate-copy p{font-size:14px;color:var(--muted);line-height:1.6;max-width:560px;margin:auto}
.ai-identity-form{display:grid;grid-template-columns:1fr 1fr;gap:14px;background:#f8fafb;border:1px solid var(--line);border-radius:22px;padding:24px}
.ai-identity-form label{font-size:12px;font-weight:800;color:#4b677b}
.ai-identity-form input{width:100%;margin-top:7px;border:1px solid #ccd9e1;background:#fff;border-radius:12px;padding:13px 14px;outline:none}
.ai-identity-form input:focus,.ai-composer textarea:focus{border-color:#79a9c4;box-shadow:0 0 0 3px rgba(13,103,143,.1)}
.ai-identity-form button{grid-column:1/-1;border:0;border-radius:12px;background:var(--blue);color:#fff;font-weight:900;padding:14px 17px;cursor:pointer}
.ai-identity-form button span{margin-left:8px}
#identity-status{grid-column:1/-1;margin:0;font-size:12px;color:#b54b4b;text-align:center;min-height:18px}
.ai-team-gate{display:grid;align-content:center}
.ai-team-access{background:#f8fafb;border:1px solid var(--line);border-radius:20px;padding:22px;text-align:center}
.ai-team-access p{margin:0 0 14px;font-size:14px}
.ai-team-access a,.ai-team-access button{display:inline-flex;align-items:center;gap:8px;margin:5px;border-radius:11px;padding:12px 14px;font-weight:800;font-size:13px;text-decoration:none}
.ai-team-access a{background:var(--blue);color:#fff}
.ai-team-access button{border:1px solid #aac0ce;background:#fff;color:var(--blue);cursor:pointer}
.ai-chat-shell{display:flex;flex-direction:column;min-height:685px;height:calc(100vh - 160px);max-height:850px}
.ai-chat-feed{flex:1;overflow:auto;padding:30px;scroll-behavior:smooth}
.ai-message{display:flex;gap:12px;margin-bottom:24px;align-items:flex-start}
.ai-message.ai-user{justify-content:flex-end}
.ai-avatar{flex:0 0 34px;width:34px;height:34px;border-radius:11px;display:grid;place-items:center;background:var(--blue);color:#fff;font-size:12px;font-weight:900}
.ai-user .ai-avatar{order:2;background:#edf2f5;color:#49657a}
.ai-bubble{max-width:min(760px,84%);border-radius:18px;padding:15px 17px;background:#f3f7f9;border:1px solid #e0e8ed}
.ai-user .ai-bubble{background:#0e5c86;color:#fff;border-color:#0e5c86}
.ai-bubble strong{display:block;font-size:11px;letter-spacing:.07em;text-transform:uppercase;margin-bottom:7px}
.ai-user .ai-bubble strong{color:#cfe3ee}
.ai-bubble p{white-space:pre-wrap;margin:0;font-size:14px;line-height:1.68}
.ai-sources{margin:13px 0 0;padding:11px 0 0;border-top:1px solid rgba(70,102,124,.16)}
.ai-sources span{display:block;font-size:10px;font-weight:900;letter-spacing:.1em;text-transform:uppercase;margin-bottom:6px;color:#738b9b}
.ai-sources a{display:block;font-size:11px;line-height:1.45;color:#0d6691;margin:4px 0;word-break:break-word}
.ai-typing p{color:#718899}
.ai-quick-prompts{display:flex;gap:8px;overflow:auto;padding:0 30px 14px}
.ai-quick-prompts button{white-space:nowrap;border:1px solid #d6e1e7;background:#fff;border-radius:999px;padding:9px 12px;font-size:11px;color:#49677b;cursor:pointer}
.ai-quick-prompts button:hover{border-color:#86aec2;color:var(--blue)}
.ai-composer{margin:0 30px 16px;border:1px solid #cad8e1;border-radius:18px;background:#fff;box-shadow:0 10px 30px rgba(21,58,82,.08)}
.ai-composer textarea{width:100%;display:block;border:0;resize:none;outline:none;min-height:72px;max-height:190px;padding:16px 17px;background:transparent;color:var(--ink)}
.ai-composer-foot{display:flex;justify-content:space-between;align-items:center;gap:16px;border-top:1px solid #edf1f3;padding:10px 11px 10px 16px}
.ai-composer-foot>span{font-size:10px;color:#7b909e}
.ai-composer button{border:0;border-radius:11px;background:var(--blue);color:#fff;padding:10px 14px;font-size:12px;font-weight:900;cursor:pointer}
.ai-composer button:disabled{opacity:.55;cursor:not-allowed}
.ai-chat-actions{display:flex;justify-content:space-between;align-items:center;padding:0 30px 20px}
.ai-chat-actions button{border:0;background:transparent;color:#668092;font-size:11px;cursor:pointer}
.ai-chat-actions a{font-size:11px;color:var(--blue);font-weight:800;text-decoration:none}
.ai-explain{padding:82px 0;background:#fff}
.ai-explain-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px}
.ai-explain h2{font-size:38px;line-height:1.15;letter-spacing:-.035em;color:var(--navy);margin:0}
.ai-steps{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.ai-steps article{padding:20px;border:1px solid var(--line);border-radius:18px}
.ai-steps b{display:block;color:var(--orange);font-size:11px;margin-bottom:15px}
.ai-steps strong{display:block;font-size:17px;color:var(--navy)}
.ai-steps p{font-size:12px;line-height:1.55;color:var(--muted);margin:7px 0 0}
.ai-footer{border-top:1px solid var(--line);padding:28px 0;background:#f8fafb}
.ai-footer-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
.ai-footer img{width:120px}
.ai-footer p{font-size:11px;color:var(--muted);margin:5px 0 0}
.ai-footer-inner>div:last-child{display:flex;gap:20px}
.ai-footer a{font-size:12px;text-decoration:none;color:#557085}
[hidden]{display:none!important}
@media(max-width:900px){
  .ai-nav nav{display:none}
  .ai-hero-grid,.ai-explain-grid{grid-template-columns:1fr}
  .ai-hero{padding:48px 0}.ai-hero-grid{gap:34px}
  .ai-workspace{grid-template-columns:1fr;border-radius:20px}
  .ai-sidebar{border-right:0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:8px}
  .ai-mode-title,.ai-side-block{display:none}
  .ai-mode{margin:0}
  .ai-chat-shell{height:720px;max-height:none}
}
@media(max-width:640px){
  .ai-wrap{width:min(100% - 24px,1180px)}
  .ai-brand img{width:96px}.ai-brand span{display:none}
  .ai-hero h1{font-size:38px}.ai-hero-copy>p{font-size:16px}.ai-hero-card{padding:24px;border-radius:20px}
  .ai-section{padding:26px 0 50px}.ai-workspace{border-radius:16px}
  .ai-sidebar{padding:10px}.ai-mode{grid-template-columns:34px 1fr auto;padding:10px 7px}.ai-mode-icon{width:34px;height:34px;border-radius:10px}.ai-mode b{font-size:12px}.ai-mode small{font-size:9px}
  .ai-panel-head{padding:16px}.ai-panel-head h2{font-size:17px}.ai-status{display:none}
  .ai-gate{width:calc(100% - 30px);padding:26px 0}.ai-gate-copy h3{font-size:23px}
  .ai-identity-form{grid-template-columns:1fr;padding:16px;border-radius:16px}.ai-identity-form button,#identity-status{grid-column:auto}
  .ai-chat-shell{height:calc(100vh - 142px);min-height:620px}
  .ai-chat-feed{padding:18px 14px}.ai-message{gap:8px}.ai-avatar{width:30px;height:30px;flex-basis:30px}.ai-bubble{max-width:88%;padding:13px 14px}.ai-bubble p{font-size:13px}
  .ai-quick-prompts{padding:0 14px 11px}
  .ai-composer{margin:0 12px 10px}.ai-composer-foot>span{display:none}
  .ai-chat-actions{padding:0 14px 14px}.ai-chat-actions a{font-size:10px}
  .ai-explain{padding:55px 0}.ai-explain h2{font-size:30px}.ai-steps{grid-template-columns:1fr}
  .ai-footer-inner{align-items:flex-start;flex-direction:column}.ai-footer-inner>div:last-child{flex-wrap:wrap;gap:12px}
}