:root{--rose:#E8567A;--rose-light:#F2A0B4;--rose-pale:#FDE8EE;--rose-deep:#C0385A;--sage:#7DAB8A;--sage-light:#B8D4BF;--sage-pale:#EBF4ED;--cream:#FAF7F2;--cream-dark:#F2EDE6;--ink:#1C1A1F;--ink-soft:#3D3A42;--ink-muted:#7A7480;--border:#EDE8E3;--gold:#C9993A;--lavender:#9B8EC4;--lavender-pale:#F0EDF8;}
*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}
body{font-family:'Montserrat',sans-serif;background:var(--cream);color:var(--ink);overflow-x:hidden}
.site-nav{background:rgba(28,26,31,.97);backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.06);padding:0 60px;display:flex;align-items:center;height:72px;position:sticky;top:0;z-index:100}
.nav-logo{display:flex;align-items:center;text-decoration:none;margin-right:auto}
.nav-logo img{height:46px;width:auto;filter:brightness(0) invert(1)}
.nav-links{display:flex;gap:4px;list-style:none;align-items:center}
.nav-links a{color:rgba(255,255,255,.58);text-decoration:none;font-size:13px;font-weight:500;padding:8px 16px;border-radius:8px;transition:all .2s}
.nav-links a:hover{color:white;background:rgba(255,255,255,.07)}
.nav-links a.cur{color:var(--rose-light)}
.nav-cta{background:var(--rose);color:white;border:none;padding:10px 22px;border-radius:10px;font-family:'Montserrat',sans-serif;font-size:13px;font-weight:600;cursor:pointer;margin-left:12px;text-decoration:none}
.nav-cta:hover{background:var(--rose-deep)}
.mob-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:4px;margin-left:16px}
.mob-toggle span{display:block;width:22px;height:2px;background:rgba(255,255,255,.7);border-radius:2px;transition:all .25s}
.mob-menu{display:none;position:absolute;top:72px;left:0;right:0;background:rgba(28,26,31,.98);border-top:1px solid rgba(255,255,255,.06);padding:16px 24px;flex-direction:column;gap:4px;z-index:99}
.mob-menu.open{display:flex}
.mob-menu a{color:rgba(255,255,255,.65);text-decoration:none;font-size:15px;font-weight:500;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.05)}

/* SIM HERO */
.sim-hero{background:var(--ink);padding:60px 60px 44px;text-align:center;position:relative;overflow:hidden}
.sim-hero::before{content:'';position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:500px;height:250px;background:radial-gradient(ellipse,rgba(232,86,122,.1) 0%,transparent 70%);pointer-events:none}
.sim-hero h1{font-family:'Playfair Display',serif;font-size:clamp(28px,4vw,46px);color:white;margin-bottom:10px;font-weight:700;position:relative;z-index:1}
.sim-hero p{color:rgba(255,255,255,.42);font-size:14px;position:relative;z-index:1;max-width:520px;margin:0 auto}

/* SCENARIO PICKER */
.sc-wrap{padding:48px 60px 24px;max-width:1100px;margin:0 auto}
.sc-label{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-muted);margin-bottom:20px}
.sc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.sc-card{background:white;border:2px solid var(--border);border-radius:16px;padding:22px 16px;cursor:pointer;transition:all .22s;text-align:center}
.sc-card:hover,.sc-card.sel{border-color:var(--rose);background:var(--rose-pale);transform:translateY(-3px);box-shadow:0 10px 24px rgba(232,86,122,.14)}
.sc-av{width:54px;height:54px;border-radius:50%;overflow:hidden;margin:0 auto 12px;border:2px solid var(--border);transition:border-color .2s}
.sc-av div{width:100%;height:100%}
.sc-card.sel .sc-av{border-color:var(--rose)}
.sc-nm{font-size:12px;font-weight:700;color:var(--ink);line-height:1.4}

/* DISCLAIMER */
.disc{background:#FFF8E7;border:1px solid #F0D080;border-radius:10px;padding:12px 20px;display:flex;gap:10px;align-items:flex-start;max-width:1100px;margin:0 60px 20px}
.disc-tx{font-size:12px;color:#7A6020;line-height:1.5}

/* SIMULATION INTERFACE */
.sim-iface{background:var(--ink);max-width:1100px;margin:0 60px 60px;border-radius:22px;overflow:hidden;display:grid;grid-template-columns:1fr 320px;min-height:520px;box-shadow:0 20px 60px rgba(0,0,0,.2)}
.chat-pane{padding:30px;display:flex;flex-direction:column}
.chat-hdr{display:flex;align-items:center;gap:14px;margin-bottom:26px;padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,.06)}
.ai-av-wrap{width:42px;height:42px;border-radius:12px;overflow:hidden;background:var(--rose);flex-shrink:0;display:flex;align-items:center;justify-content:center}
.ai-av-img{width:50px;height:50px}
.chat-sc-nm{font-size:13px;font-weight:600;color:white}
.chat-st{font-size:11px;color:rgba(255,255,255,.28)}
.chat-msgs{flex:1;display:flex;flex-direction:column;gap:15px;overflow-y:auto;margin-bottom:20px;max-height:320px;padding-right:4px;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.08) transparent}
.m{max-width:84%}.m-ai{align-self:flex-start}.m-u{align-self:flex-end}
.m-row{display:flex;align-items:flex-end;gap:8px}
.m-row.user-row{flex-direction:row-reverse}
.m-mini-av{width:26px;height:26px;border-radius:50%;overflow:hidden;flex-shrink:0;margin-bottom:2px}
.m-mini-av div{width:100%;height:100%}
.m-lbl{font-size:10px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.25);margin-bottom:4px}
.m-lbl.ul{text-align:right}
.m-bub{padding:12px 16px;border-radius:4px 14px 14px 14px;font-size:13px;line-height:1.65;color:rgba(255,255,255,.8);background:rgba(255,255,255,.06)}
.m-bub.ub{background:var(--rose);border-radius:14px 4px 14px 14px;color:white}
.typing-indicator{display:flex;gap:4px;align-items:center;padding:12px 16px;background:rgba(255,255,255,.06);border-radius:4px 14px 14px 14px;width:fit-content}
.typing-indicator span{width:7px;height:7px;background:rgba(255,255,255,.35);border-radius:50%;animation:bounce 1.2s infinite}
.typing-indicator span:nth-child(2){animation-delay:.2s}
.typing-indicator span:nth-child(3){animation-delay:.4s}
@keyframes bounce{0%,60%,100%{transform:translateY(0)}30%{transform:translateY(-6px)}}
.chat-inp-row{display:flex;gap:10px;align-items:flex-end}
.chat-inp{flex:1;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:12px;color:white;font-family:'Montserrat',sans-serif;font-size:13px;padding:12px 16px;resize:none;height:46px;outline:none;transition:border-color .2s}
.chat-inp::placeholder{color:rgba(255,255,255,.2)}
.chat-inp:focus{border-color:var(--rose)}
.send{width:46px;height:46px;background:var(--rose);border:none;border-radius:12px;color:white;font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .2s}
.send:hover{background:var(--rose-deep)}
.send:disabled{background:rgba(255,255,255,.1);cursor:not-allowed}

/* FEEDBACK PANE */
.fb-pane{background:rgba(255,255,255,.025);border-left:1px solid rgba(255,255,255,.05);padding:26px 22px;display:flex;flex-direction:column;gap:16px;overflow-y:auto}
.fb-pane-t{font-size:10px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.25)}
.met-row{margin-bottom:10px}
.met-hdr{display:flex;justify-content:space-between;margin-bottom:5px}
.met-nm{font-size:12px;color:rgba(255,255,255,.5)}
.met-sc{font-size:12px;font-weight:700;color:white}
.met-tr{height:5px;background:rgba(255,255,255,.07);border-radius:4px;overflow:hidden}
.met-fi{height:100%;border-radius:4px;transition:width 1.2s ease}
.fi-c{background:var(--sage)}.fi-t{background:var(--gold)}.fi-cl{background:var(--lavender)}.fi-a{background:var(--rose)}
.sg-box{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.07);border-radius:12px;padding:14px}
.sg-t{font-size:10px;font-weight:700;color:rgba(255,255,255,.32);margin-bottom:10px;letter-spacing:.08em;text-transform:uppercase}
.sg-bef{font-size:12px;color:rgba(255,100,100,.6);margin-bottom:4px;text-decoration:line-through}
.sg-aft{font-size:12px;color:rgba(125,171,138,.9)}
.sg-lbl{font-size:10px;color:rgba(255,255,255,.2);margin-bottom:3px}
.overall-txt{font-size:12px;color:rgba(255,255,255,.52);line-height:1.65}
.retry-row{display:flex;flex-direction:column;gap:7px;margin-top:auto;padding-top:8px}
.rbtn{padding:10px 14px;border-radius:10px;font-family:'Montserrat',sans-serif;font-size:12px;font-weight:600;cursor:pointer;transition:all .2s;text-align:center;border:none}
.rb-p{background:var(--rose);color:white}
.rb-p:hover{background:var(--rose-deep)}
.rb-s{background:transparent;color:rgba(255,255,255,.48);border:1px solid rgba(255,255,255,.1)}
.rb-s:hover{border-color:rgba(255,255,255,.28);color:white}

/* FOOTER */
.site-footer{background:var(--ink);padding:60px 60px 32px}
.sf-inner{max-width:1100px;margin:0 auto}
.sf-top{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;margin-bottom:40px}
.sf-logo img{height:38px;width:auto;filter:brightness(0) invert(1);opacity:.65;margin-bottom:12px;display:block}
.sf-tag{font-size:13px;color:rgba(255,255,255,.32);line-height:1.65;max-width:240px}
.sf-col-h{font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.22);margin-bottom:16px}
.sf-lnk{display:block;font-size:13px;color:rgba(255,255,255,.42);text-decoration:none;margin-bottom:10px;transition:color .18s}
.sf-lnk:hover{color:var(--rose-light)}
.sf-div{height:1px;background:rgba(255,255,255,.06);margin-bottom:24px}
.sf-bot{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.sf-copy{font-size:12px;color:rgba(255,255,255,.18)}
.sf-socials{display:flex;gap:8px}
.sf-s{width:34px;height:34px;border:1px solid rgba(255,255,255,.09);border-radius:8px;display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.28);font-size:12px;cursor:pointer;transition:all .18s;text-decoration:none}
.sf-s:hover{border-color:var(--rose);color:var(--rose)}

@media(max-width:900px){
  .site-nav{padding:0 24px}.nav-links{display:none}.mob-toggle{display:flex}
  .sim-hero{padding:40px 24px 28px}
  .sc-wrap{padding:32px 24px 16px}
  .sc-grid{grid-template-columns:repeat(2,1fr)}
  .disc{margin:0 24px 16px}
  .sim-iface{margin:0 24px 40px;grid-template-columns:1fr}
  .fb-pane{border-left:none;border-top:1px solid rgba(255,255,255,.05)}
  .site-footer{padding:48px 24px 28px}.sf-top{grid-template-columns:1fr 1fr}
}