:root { --a:#5b2be0; --b:#a63de8; --grad:linear-gradient(95deg,#5b2be0,#a63de8); --ink:#0f1b3d; --text:#2a2f4a; --muted:#6e7390; --line:#e6e7f1; --lav:#efebfd; --card:#fff; --bg:#fbfaff; --soft:#f6f5fc;
        --ok:#1a9a55; --okbg:#e3f6ec; --warn:#a96508; --warnbg:#fdf0dc; --bad:#c0392b; --badbg:#fdecea; --info:#2563c9; --infobg:#e6eefc; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --a:#9a7bf5; --b:#c47af0; --ink:#f1f1fb; --text:#e4e4f2; --muted:#9a9cb8; --line:#2b2d44; --lav:#2a2450; --card:#1a1b33; --bg:#10112a; --soft:#16172f;
  --okbg:#17382a; --warnbg:#3b2e14; --badbg:#3d1d1d; --infobg:#1a2a4d; } }
* { box-sizing:border-box; }
body { margin:0; font-family:"Plus Jakarta Sans",system-ui,sans-serif; color:var(--text); background:var(--bg); font-size:15px; line-height:1.45;
  background-image:radial-gradient(900px 500px at 8% -5%,rgba(166,61,232,.10),transparent 60%),radial-gradient(800px 500px at 100% 10%,rgba(91,43,224,.10),transparent 60%); }
a { color:var(--a); }
.wrap { max-width:1240px; margin:0 auto; padding:0 24px; }
.top { display:flex; align-items:center; justify-content:space-between; gap:12px; padding:14px 0; flex-wrap:wrap; }
.logo-ia { height:54px; width:auto; display:block; mix-blend-mode:multiply; margin-left:-8px; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .logo-ia { mix-blend-mode:normal; background:#fff; border-radius:10px; padding:4px 10px; } }
.btn { display:inline-flex; align-items:center; justify-content:center; gap:8px; border:0; border-radius:12px; padding:12px 18px; font:inherit; font-weight:600; cursor:pointer; text-decoration:none; white-space:nowrap; }
.btn.primary { background:var(--grad); color:#fff; box-shadow:0 8px 20px rgba(91,43,224,.25); } .btn.primary:hover { filter:brightness(1.07); } .btn.primary[disabled] { opacity:.55; cursor:default; }
.btn.ghost { background:var(--card); color:var(--a); border:1px solid var(--a); } .btn.soft { background:var(--lav); color:var(--a); } .btn.sm { padding:8px 14px; font-size:.9rem; }
.top nav { display:flex; gap:10px; align-items:center; }
.linkbtn { background:none; border:0; color:var(--a); font:inherit; font-weight:600; cursor:pointer; padding:8px; }

.steps { display:flex; align-items:center; gap:10px; margin:6px 0 26px; flex-wrap:wrap; }
.step { display:flex; align-items:center; gap:8px; color:var(--muted); font-weight:500; } .step span { width:34px; height:34px; border-radius:50%; display:grid; place-items:center; border:1.5px solid var(--line); background:var(--card); font-weight:700; }
.step.on { color:var(--a); font-weight:700; } .step.on span { background:var(--grad); color:#fff; border:0; } .step.done span { background:var(--lav); color:var(--a); border-color:transparent; }
.steps .bar { width:44px; height:1.5px; background:var(--line); }

.hero { display:grid; grid-template-columns:minmax(0,1.15fr) minmax(0,1fr); gap:40px; align-items:start; padding-bottom:30px; }
h1 { font-size:clamp(2.2rem,4.6vw,3.6rem); line-height:1.05; letter-spacing:-.03em; margin:0 0 14px; color:var(--ink); font-weight:800; } h1 em { font-style:normal; background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent; }
.lead { font-size:1.15rem; color:var(--muted); margin:0 0 22px; }
.card { background:var(--card); border:1px solid var(--line); border-radius:18px; padding:22px; box-shadow:0 10px 40px rgba(60,30,140,.06); }
.card h2 { margin:0; font-size:1.7rem; letter-spacing:-.02em; color:var(--ink); } .card .sub { color:var(--muted); margin:2px 0 16px; }

.preview { padding:18px; } .preview .ph { display:flex; align-items:center; gap:10px; font-weight:700; color:var(--ink); margin-bottom:10px; }
.preview .ph i { width:36px; height:36px; border-radius:50%; background:var(--lav); display:grid; place-items:center; color:var(--a); font-style:normal; }
.preview .hi { text-align:center; color:var(--muted); font-size:1.15rem; margin:16px 0; }
.fakein { border:1px solid var(--line); border-radius:14px; padding:14px 16px; min-height:54px; color:var(--muted); background:var(--card); display:flex; align-items:center; justify-content:space-between; gap:10px; }
.fakein b { width:40px; height:40px; border-radius:50%; background:var(--grad); color:#fff; display:grid; place-items:center; flex:none; }
.caret { display:inline-block; width:2px; height:1.1em; background:var(--a); margin-left:2px; vertical-align:text-bottom; animation:blink 1s steps(2) infinite; } @keyframes blink { 50% { opacity:0; } }
.note-ex { text-align:right; color:var(--muted); font-size:.82rem; margin-top:8px; }
.caps { display:grid; grid-template-columns:repeat(4,1fr); gap:10px; margin-top:16px; }
.cap { display:flex; flex-direction:column; align-items:center; gap:6px; padding:14px 8px; border:1px solid var(--line); border-radius:14px; background:var(--card); font-weight:600; color:var(--ink); font-size:.92rem; } .cap svg { width:26px; height:26px; stroke:var(--a); fill:none; stroke-width:1.7; stroke-linecap:round; stroke-linejoin:round; }

label.f { display:block; font-size:.88rem; font-weight:600; color:var(--ink); margin-bottom:12px; }
input, select, textarea { width:100%; font:inherit; padding:12px 13px; border:1px solid var(--line); border-radius:11px; background:var(--card); color:var(--text); margin-top:6px; } input:focus, select:focus, textarea:focus { outline:2px solid var(--a); outline-offset:-1px; }
.hint { color:var(--muted); font-size:.8rem; font-weight:400; display:block; margin-top:4px; }
.toggle { display:grid; grid-template-columns:1fr 1fr; background:var(--soft); border-radius:12px; padding:4px; margin:6px 0 12px; } .toggle button { border:0; background:none; font:inherit; font-weight:600; padding:11px; border-radius:9px; cursor:pointer; color:var(--text); display:flex; gap:8px; align-items:center; justify-content:center; }
.toggle button.on { background:var(--grad); color:#fff; box-shadow:0 6px 16px rgba(91,43,224,.25); }
.check { display:flex; gap:10px; align-items:flex-start; font-size:.88rem; margin:10px 0; } .check input { width:auto; margin:3px 0 0; flex:none; }
.msg { border-radius:12px; padding:12px 14px; font-size:.9rem; margin:12px 0; } .msg.info { background:var(--infobg); color:var(--info); } .msg.warn { background:var(--warnbg); color:var(--warn); } .msg.bad { background:var(--badbg); color:var(--bad); } .msg.ok { background:var(--okbg); color:var(--ok); }
.below { text-align:center; margin:16px 0 4px; color:var(--ink); font-weight:600; }
.foot { text-align:center; color:var(--muted); font-size:.8rem; padding:18px; margin-top:20px; } .foot b { color:var(--ink); } .foot span { color:var(--a); }

/* demo screen */
.banner { background:var(--warnbg); color:var(--warn); border-radius:12px; padding:10px 14px; font-weight:600; font-size:.9rem; margin:4px 0 14px; display:flex; gap:10px; align-items:center; flex-wrap:wrap; }
.greet { display:flex; justify-content:space-between; align-items:flex-end; gap:14px; flex-wrap:wrap; margin-bottom:12px; } .greet h2 { margin:0; font-size:1.7rem; letter-spacing:-.02em; color:var(--ink); } .greet p { margin:2px 0 0; color:var(--muted); }
.tabs { display:flex; gap:8px; flex-wrap:wrap; margin-bottom:16px; } .tab { display:flex; align-items:center; gap:8px; padding:11px 18px; border-radius:12px; border:1px solid var(--line); background:var(--card); font:inherit; font-weight:600; color:var(--ink); cursor:pointer; } .tab svg { width:20px; height:20px; stroke:currentColor; fill:none; stroke-width:1.7; stroke-linecap:round; stroke-linejoin:round; } .tab.on { background:var(--grad); color:#fff; border-color:transparent; box-shadow:0 8px 20px rgba(91,43,224,.25); }
.work { display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1.05fr); gap:18px; align-items:start; }
.kpis { display:grid; grid-template-columns:repeat(2,1fr); gap:12px; margin-bottom:14px; } .kpi { background:var(--card); border:1px solid var(--line); border-radius:14px; padding:14px; } .kpi small { color:var(--muted); display:block; } .kpi b { font-size:1.45rem; color:var(--ink); display:block; } .kpi em { font-style:normal; font-size:.82rem; font-weight:600; } .up { color:var(--ok); } .down { color:var(--bad); }
.blk { background:var(--card); border:1px solid var(--line); border-radius:14px; padding:16px; margin-bottom:12px; } .blk h3 { margin:0 0 10px; font-size:1rem; color:var(--ink); }
.row { display:flex; justify-content:space-between; gap:10px; padding:7px 0; border-bottom:1px solid var(--line); font-size:.9rem; } .row:last-child { border:0; } .row small { color:var(--muted); display:block; }
.pill { font-size:.75rem; font-weight:700; padding:2px 9px; border-radius:999px; white-space:nowrap; } .pill.bad { background:var(--badbg); color:var(--bad); } .pill.warn { background:var(--warnbg); color:var(--warn); } .pill.ok { background:var(--okbg); color:var(--ok); }
.chat { display:flex; flex-direction:column; height:min(640px,78vh); padding:0; overflow:hidden; position:sticky; top:12px; }
.chat .head { padding:14px 16px; border-bottom:1px solid var(--line); display:flex; justify-content:space-between; align-items:center; gap:8px; font-weight:700; color:var(--ink); } .chat .head small { color:var(--muted); font-weight:500; }
.msgs { flex:1; overflow:auto; padding:16px; display:flex; flex-direction:column; gap:10px; }
.bub { max-width:88%; padding:10px 14px; border-radius:16px; white-space:normal; word-wrap:break-word; } .bub.u { align-self:flex-end; background:var(--grad); color:#fff; border-bottom-right-radius:4px; } .bub.a { align-self:flex-start; background:var(--soft); border:1px solid var(--line); border-bottom-left-radius:4px; }
.bub ul { margin:6px 0; padding-left:18px; } .bub p { margin:0 0 6px; } .bub p:last-child { margin:0; }
.handoff { align-self:flex-start; font-size:.8rem; font-weight:600; background:var(--infobg); color:var(--info); padding:5px 11px; border-radius:999px; }
.empty { color:var(--muted); text-align:center; padding:26px 12px; }
.chips { display:flex; gap:8px; overflow:auto; padding:0 16px 10px; } .chip { flex:none; border:1px solid var(--line); background:var(--card); border-radius:999px; padding:8px 14px; font:inherit; font-size:.85rem; cursor:pointer; color:var(--ink); } .chip:hover { border-color:var(--a); color:var(--a); }
.compose { border-top:1px solid var(--line); padding:12px 16px; display:flex; gap:10px; align-items:center; } .compose input { margin:0; } .compose .send { width:46px; height:46px; border-radius:50%; border:0; background:var(--grad); color:#fff; cursor:pointer; flex:none; font-size:1.1rem; } .compose .send[disabled] { opacity:.5; }
.count { font-size:.82rem; color:var(--muted); padding:0 16px 10px; } .count b { color:var(--a); }
.typing { align-self:flex-start; color:var(--muted); font-size:.85rem; }

dialog { border:0; border-radius:20px; padding:0; width:min(900px,95vw); background:var(--card); color:var(--text); box-shadow:0 30px 80px rgba(20,10,60,.4); } dialog::backdrop { background:rgba(15,10,40,.5); }
.dl { padding:26px; max-height:90vh; overflow:auto; } .dl h3 { margin:0 0 4px; font-size:1.5rem; color:var(--ink); }
.plans { display:grid; grid-template-columns:repeat(3,1fr); gap:14px; margin:16px 0; } .plan { border:1px solid var(--line); border-radius:16px; padding:18px; display:flex; flex-direction:column; gap:6px; } .plan .nm { display:inline-block; background:var(--lav); color:var(--a); font-weight:700; border-radius:999px; padding:3px 12px; align-self:flex-start; } .plan .pr { font-size:2rem; font-weight:800; color:var(--ink); letter-spacing:-.02em; } .plan .pr small { font-size:1rem; font-weight:500; color:var(--muted); } .plan .setup { background:var(--lav); border-radius:10px; text-align:center; padding:9px; font-weight:700; color:var(--ink); } .plan .btn { margin-top:auto; }

@media (max-width:980px) { .hero { grid-template-columns:1fr; } .work { grid-template-columns:1fr; } .chat { position:static; height:70vh; } .plans { grid-template-columns:1fr; } }
@media (max-width:560px) { .wrap { padding:0 16px; } .caps { grid-template-columns:repeat(2,1fr); } .top nav .linkbtn { display:none; } }
[hidden] { display:none !important; }