/* AI2 Studio — interactive solution builder (home page). Uses home-page tokens. */
.st{border:1px solid var(--line-2);border-radius:32px;background:linear-gradient(180deg,rgba(14,17,38,.92),rgba(5,6,15,.9));overflow:hidden;position:relative}
.st-tabs{display:flex;gap:6px;padding:10px;border-bottom:1px solid var(--line);overflow-x:auto;scrollbar-width:none}
.st-tabs::-webkit-scrollbar{display:none}
.st-tab{flex:1;min-width:max-content;display:flex;align-items:center;justify-content:center;gap:10px;padding:14px 18px;border-radius:20px;border:0;background:transparent;color:var(--muted);font-family:var(--f-body);font-weight:600;font-size:15px;cursor:pointer;transition:background .25s,color .25s}
.st-tab small{font-family:var(--f-mono);font-weight:400;font-size:10.5px;letter-spacing:.12em;color:var(--dim)}
.st-tab:hover{color:var(--ink);background:rgba(255,255,255,.03)}
.st-tab[aria-selected=true]{background:var(--accent-soft);color:var(--ink);box-shadow:inset 0 0 0 1px rgba(255,51,85,.45)}
.st-tab[aria-selected=true] small{color:var(--accent)}
.st-body{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);min-height:640px}
.st-panel{padding:clamp(22px,3vw,36px);border-right:1px solid var(--line);display:flex;flex-direction:column;gap:22px}
.st-panel[hidden]{display:none}
.st-step{display:flex;flex-direction:column;gap:12px}
.st-step>label,.st-q{font-family:var(--f-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);display:flex;align-items:center;gap:10px}
.st-step>label b,.st-q b{display:inline-grid;place-items:center;width:22px;height:22px;border-radius:50%;background:var(--accent);color:#fff;font-size:10.5px;font-weight:500}
.st-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.st-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.st-opt{position:relative;text-align:left;border:1px solid var(--line-2);background:rgba(5,6,15,.5);color:var(--muted);border-radius:14px;padding:12px 13px;font-family:var(--f-body);font-size:14px;line-height:1.3;cursor:pointer;transition:border-color .2s,color .2s,background .2s,transform .2s}
.st-opt:hover{color:var(--ink);border-color:var(--muted)}
.st-opt[aria-pressed=true]{color:#fff;border-color:var(--accent);background:linear-gradient(180deg,rgba(255,51,85,.22),rgba(255,51,85,.08))}
.st-opt i{display:block;font-style:normal;font-size:18px;margin-bottom:6px}
.st-opt em{display:block;font-style:normal;font-size:12px;color:var(--dim);margin-top:3px}
.st-opt[aria-pressed=true] em{color:rgba(255,255,255,.7)}
.st-chips{display:flex;flex-wrap:wrap;gap:7px}
.st-chip{border:1px solid var(--line-2);background:transparent;color:var(--muted);border-radius:999px;padding:8px 13px;font-family:var(--f-body);font-size:13px;cursor:pointer;transition:all .2s}
.st-chip:hover{color:var(--ink);border-color:var(--muted)}
.st-chip[aria-pressed=true]{background:var(--ink);border-color:var(--ink);color:var(--bg)}
.st-in{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.st-in label{display:flex;flex-direction:column;gap:6px;font-size:12.5px;color:var(--muted)}
.st-in output{font-family:var(--f-display);font-weight:800;font-size:20px;color:var(--ink);font-variant-numeric:tabular-nums}
.st input[type=range]{width:100%;accent-color:var(--accent)}
.st input[type=text]{width:100%;background:rgba(5,6,15,.6);border:1px solid var(--line-2);border-radius:12px;padding:12px 14px;color:var(--ink);font-family:var(--f-body);font-size:15px}
.st input[type=text]:focus{outline:none;border-color:var(--accent)}
.st-go{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:auto}
.st-go .btn{padding:14px 22px}
.st-go .hint{font-size:12.5px;color:var(--dim)}
.st-yn{display:grid;gap:8px}
.st-yn .row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:14px;align-items:center;padding:10px 12px;border:1px solid var(--line);border-radius:14px;background:rgba(5,6,15,.4);font-size:14.5px}
.st-yn .seg{display:flex;border:1px solid var(--line-2);border-radius:999px;overflow:hidden}
.st-yn .seg button{border:0;background:transparent;color:var(--muted);padding:7px 13px;font-family:var(--f-mono);font-size:11px;letter-spacing:.1em;cursor:pointer}
.st-yn .seg button[aria-pressed=true][data-v="1"]{background:#1fbf86;color:#04110c}
.st-yn .seg button[aria-pressed=true][data-v="0"]{background:var(--accent);color:#fff}

/* stage */
.st-stage{position:sticky;top:84px;align-self:start;display:flex;flex-direction:column;min-width:0;background:radial-gradient(700px circle at 60% 30%,rgba(127,140,255,.08),transparent 60%),radial-gradient(500px circle at 30% 90%,rgba(255,51,85,.07),transparent 60%)}
.st-canvas{position:relative;height:min(560px,calc(100vh - 140px));min-height:380px}
.st-stage.has-out{position:relative;top:0}
.st-stage.has-out .st-canvas{height:min(400px,calc(100vh - 420px));min-height:300px}
.st-canvas canvas{position:absolute;inset:0;width:100%;height:100%;touch-action:pan-y}
.st-cap{position:absolute;left:22px;top:18px;right:22px;display:flex;justify-content:space-between;gap:12px;pointer-events:none}
.st-cap .mono{color:var(--ink)}
.st-cap .live{display:flex;gap:8px;align-items:center}
.st-cap .live::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent);animation:stp 1.6s infinite}
@keyframes stp{50%{opacity:.3}}
.st-out{border-top:1px solid var(--line);padding:22px clamp(20px,2.6vw,30px) 26px;display:flex;flex-direction:column;gap:18px}
.st-out[hidden]{display:none}
.st-kpis{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.st-kpi{border:1px solid var(--line);border-radius:16px;padding:14px 14px 12px;background:rgba(5,6,15,.5)}
.st-kpi b{display:block;white-space:nowrap;font-family:var(--f-display);font-weight:800;font-size:clamp(17px,1.45vw,22px);letter-spacing:-.02em;line-height:1.05;font-variant-numeric:tabular-nums}
.st-kpi span{font-size:12px;color:var(--dim);line-height:1.3;display:block;margin-top:4px}
.st-k5{grid-template-columns:repeat(5,minmax(0,1fr))}
.st-k5 .st-kpi{padding:12px 11px 10px}
.st-k5 .st-kpi b{font-size:clamp(15px,1.25vw,19px)}
.st-list{display:flex;flex-wrap:wrap;gap:7px}
.st-list span{font-size:12.5px;border:1px solid var(--line-2);border-radius:999px;padding:6px 11px;color:var(--ink)}
.st-list span::before{content:"✦ ";color:var(--accent)}
.st-fine{font-size:12px;color:var(--dim)}
.st-cta{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.st-cta .btn{padding:13px 20px;font-size:14.5px}
.st-toggle{display:inline-flex;gap:8px;align-items:center;font-size:12.5px;color:var(--muted);cursor:pointer}
.st-toggle input{accent-color:var(--accent)}

/* agent preview (phone) */
.st-agent{display:grid;grid-template-columns:auto minmax(0,1fr);gap:18px;align-items:start}
.st-phone{width:220px;border:1px solid var(--line-2);border-radius:28px;padding:12px 10px 14px;background:#070915;box-shadow:0 20px 60px -30px rgba(255,51,85,.5)}
.st-phone .bar{display:flex;align-items:center;gap:8px;padding:4px 6px 10px;border-bottom:1px solid var(--line);margin-bottom:10px}
.st-phone .av{width:26px;height:26px;border-radius:50%;background:linear-gradient(135deg,#20c8ff,#8a3dff,#ff3355);display:grid;place-items:center;font-size:11px;font-weight:800;color:#fff}
.st-phone .who{font-size:12px;font-weight:700;line-height:1.1}.st-phone .who small{display:block;font-weight:400;color:#1fbf86;font-size:10.5px}
.st-msgs{display:flex;flex-direction:column;gap:7px;height:250px;overflow:hidden;justify-content:flex-end}
.st-msg{max-width:86%;padding:8px 10px;border-radius:14px;font-size:12px;line-height:1.35;animation:stm .35s var(--ease) both}
.st-msg.in{align-self:flex-start;background:#161a33;border-bottom-left-radius:4px}
.st-msg.out{align-self:flex-end;background:var(--accent);color:#fff;border-bottom-right-radius:4px}
.st-msg.typing{display:flex;gap:4px;align-items:center}
.st-msg.typing i{width:5px;height:5px;border-radius:50%;background:var(--muted);animation:stt 1s infinite}
.st-msg.typing i:nth-child(2){animation-delay:.15s}.st-msg.typing i:nth-child(3){animation-delay:.3s}
@keyframes stm{from{opacity:0;transform:translateY(8px)}}
@keyframes stt{50%{opacity:.25}}
.st-agent h4{margin:0 0 6px;font-family:var(--f-display);font-size:20px}
.st-agent p{color:var(--muted);font-size:14px}
.st-gaps{display:grid;gap:8px}
.st-gap{display:flex;gap:10px;align-items:flex-start;font-size:14px;padding:10px 12px;border:1px solid var(--line);border-radius:12px}
.st-gap b{color:var(--accent);font-family:var(--f-mono);font-size:11px;letter-spacing:.1em;white-space:nowrap;margin-top:2px}

@media (max-width:1020px){
  .st-body{grid-template-columns:minmax(0,1fr)}
  .st-panel{border-right:0;border-bottom:1px solid var(--line)}
  .st-stage{position:relative;top:0;border-top:1px solid var(--line)}
  .st-panel{border-bottom:0}
  .st-canvas,.st-stage.has-out{position:relative;top:0}
.st-stage.has-out .st-canvas{height:360px;min-height:0}
}
@media (max-width:1180px) and (min-width:1021px){.st-k5{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:620px){
  .st-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .st-in{grid-template-columns:minmax(0,1fr)}
  .st-kpis,.st-k5{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .st-agent{grid-template-columns:minmax(0,1fr)}
  .st-phone{width:100%;max-width:260px}
  .st-tab{padding:12px 14px;font-size:14px}
  .st-tab small{display:none}
  #stCap2{display:none}
  .st-canvas,.st-stage.has-out{position:relative;top:0}
.st-stage.has-out .st-canvas{height:300px}
  .st{border-radius:24px}
}