:root{
  --bg:#FBFBFD; --surface:#F3F3F8; --card:#FFFFFF; --ink:#13122A; --ink2:#5B5A72; --ink3:#8D8BA8; --line:#E9E8F1;
  --violet:#8B2FE8; --btn:#8B2FE8; --violet-soft:#F1E7FB; --mint:#22C79A; --mint-soft:#E3F8EF; --mint-ink:#0E7A5C;
  --amber:#F0A81E; --amber-soft:#FCEFD6; --amber-ink:#8A5B00; --rose:#E5484D; --rose-soft:#FDE8E8;
  --neutral-soft:#ECEBF3; --neutral-ink:#5B5A72;
  --font:Manrope,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#100F1E; --surface:#17162B; --card:#1D1B33; --ink:#F1F0F7; --ink2:#B4B2CC; --ink3:#8280A2; --line:#2A2843;
    --violet:#A855F0; --btn:#8B2FE8; --violet-soft:#2A1B42; --mint:#4FE0B7; --mint-soft:#16302A; --mint-ink:#4FE0B7;
    --amber:#F3B646; --amber-soft:#3A2D10; --amber-ink:#F3B646; --rose:#F27074; --rose-soft:#3C1D20;
    --neutral-soft:#25233D; --neutral-ink:#B4B2CC;
  }
}
:root[data-theme="dark"]{
  --bg:#100F1E; --surface:#17162B; --card:#1D1B33; --ink:#F1F0F7; --ink2:#B4B2CC; --ink3:#8280A2; --line:#2A2843;
  --violet:#A855F0; --btn:#8B2FE8; --violet-soft:#2A1B42; --mint:#4FE0B7; --mint-soft:#16302A; --mint-ink:#4FE0B7;
  --amber:#F3B646; --amber-soft:#3A2D10; --amber-ink:#F3B646; --rose:#F27074; --rose-soft:#3C1D20;
  --neutral-soft:#25233D; --neutral-ink:#B4B2CC;
}
*{box-sizing:border-box}
body{background:var(--bg);color:var(--ink);font-family:var(--font);font-size:15px;line-height:1.5;padding-inline:16px;padding-block:0 48px}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--violet);outline-offset:2px;border-radius:8px}
.wrap{max-width:1080px;margin-inline:auto}
h1,h2,h3,h4{font-weight:800;letter-spacing:-.03em;margin:0;text-wrap:balance;line-height:1.12}
.tnum{font-variant-numeric:tabular-nums}

/* header + logo */
.top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-block:18px;flex-wrap:wrap}
.logo{font-weight:500;letter-spacing:.22em;font-size:22px;line-height:1;color:var(--ink);display:inline-flex;align-items:baseline}
.logo b{font-weight:500;color:var(--mint)}
.logo-l{display:flex;flex-direction:column;gap:6px}
.logo-l small{font-size:8px;letter-spacing:.34em;color:var(--ink2);font-weight:500}
.tabs{display:flex;gap:4px;background:var(--surface);padding:4px;border-radius:999px;border:1px solid var(--line)}
.tab{border:0;background:transparent;padding:7px 16px;border-radius:999px;cursor:pointer;color:var(--ink2);font-weight:600;font-size:14px}
.tab[aria-selected="true"]{background:var(--card);color:var(--ink);box-shadow:0 1px 4px rgba(19,18,42,.14)}

.btn{border:0;background:var(--btn);color:#fff;padding:13px 24px;border-radius:12px;font-weight:700;cursor:pointer;transition:transform .12s,box-shadow .12s}
.btn:hover{transform:translateY(-1px);box-shadow:0 6px 18px rgba(139,47,232,.35)}
.btn:disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn.ghost:hover{box-shadow:none;border-color:var(--violet)}
.btn.sm{padding:7px 14px;font-size:13px;border-radius:9px}
.hint{color:var(--ink2);margin:0}

/* intro */
.intro{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;padding-block:44px 24px}
.intro h1{font-size:clamp(34px,5.6vw,56px);margin:22px 0 0}
.intro h1 em{font-style:normal;color:var(--violet)}
.intro p{color:var(--ink2);font-size:17px;max-width:44ch;margin:18px 0 28px}
.intro .meta{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap}
.chipmeta{font-size:13px;color:var(--ink2);background:var(--surface);border:1px solid var(--line);padding:4px 12px;border-radius:999px}
@media (max-width:820px){.intro{grid-template-columns:1fr;gap:28px}}

/* chat */
.chat{display:flex;flex-direction:column;width:100%;max-width:580px;margin-inline:auto;height:min(600px,calc(100dvh - 120px));min-height:460px;border:1px solid var(--line);border-radius:22px;overflow:hidden;background:var(--card);box-shadow:0 20px 50px -24px rgba(19,18,42,.35)}
.chat.mock{height:auto;min-height:0;pointer-events:none}
.ch-head{display:flex;align-items:center;gap:12px;padding:12px 16px;background:var(--card);border-bottom:1px solid var(--line)}
.ava{flex:none;width:40px;height:40px;border-radius:50%;background:var(--ink);color:var(--mint);display:grid;place-items:center;font-weight:800;font-size:15px;letter-spacing:.04em}
.ch-head .nm{font-weight:700;line-height:1.2}
.ch-head .st{font-size:12px;color:var(--mint-ink);display:flex;align-items:center;gap:5px}
.ch-head .st i{width:7px;height:7px;border-radius:50%;background:var(--mint)}
.ch-head .grow{flex:1;min-width:0}
.ch-count{font-size:12px;color:var(--ink2);font-weight:600;text-align:right;min-width:52px}
.slide{height:4px;background:var(--line)}
.slide i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--violet),var(--mint));transition:width .6s cubic-bezier(.3,.8,.3,1)}
.msgs{flex:1;overflow-y:auto;padding:18px 16px;display:flex;flex-direction:column;justify-content:center;gap:10px;background:var(--surface);background-image:radial-gradient(var(--line) 1px,transparent 1.2px);background-size:18px 18px}
.chat.mock .msgs{overflow:visible}
.chat:not(.mock) .m{font-size:17px;padding:11px 15px 7px}
.m{max-width:82%;padding:9px 13px 6px;border-radius:4px 16px 16px 16px;background:var(--card);border:1px solid var(--line);animation:pop .28s ease-out both;overflow-wrap:anywhere}
.m .t{display:block;font-size:10.5px;color:var(--ink3);text-align:right;margin-top:2px}
.m.me{align-self:flex-end;background:var(--btn);border-color:transparent;color:#fff;border-radius:16px 4px 16px 16px}
.m.me .t{color:rgba(255,255,255,.75)}
.m.me .t b{color:#7CF0CF;font-weight:700;letter-spacing:-.15em;margin-left:4px}
.typing{align-self:flex-start;display:flex;gap:4px;padding:13px 14px;border-radius:4px 16px 16px 16px;background:var(--card);border:1px solid var(--line)}
.typing i{width:7px;height:7px;border-radius:50%;background:var(--ink3);animation:bl 1s infinite}
.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}
@keyframes bl{0%,60%,100%{opacity:.3;transform:none}30%{opacity:1;transform:translateY(-3px)}}
@keyframes pop{from{opacity:0;transform:translateY(8px) scale(.97)}to{opacity:1;transform:none}}
.comp{padding:12px 14px 14px;background:var(--card);border-top:1px solid var(--line);max-height:64%;overflow-y:auto}
.comp .lab{font-size:12px;color:var(--ink2);margin:0 0 8px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{border:1.5px solid var(--violet);background:transparent;color:var(--violet);padding:8px 14px;border-radius:999px;cursor:pointer;font-weight:600;font-size:14px;text-align:left;transition:background .12s,color .12s}
.chip:hover{background:var(--violet-soft)}
.chip[aria-pressed="true"]{background:var(--btn);border-color:var(--btn);color:#fff}
.chip:disabled{opacity:.4;cursor:not-allowed}
.sendrow{display:flex;gap:8px;align-items:center;margin-top:12px;justify-content:space-between}
.sendrow span{font-size:12px;color:var(--ink2)}
.txt{display:flex;gap:8px}
.in{flex:1;min-width:0;padding:11px 14px;border-radius:12px;border:1.5px solid var(--line);background:var(--bg)}
.in:focus{border-color:var(--violet);outline:none;box-shadow:0 0 0 3px var(--violet-soft)}
.reset{background:none;border:0;color:var(--ink2);cursor:pointer;font-size:12px;padding:4px}
.reset:hover{color:var(--ink)}

/* diagnosis */
.stage{max-width:860px;margin-inline:auto;padding-block:20px}
.diag-head{display:grid;grid-template-columns:auto 1fr;gap:28px;align-items:center;padding:28px;border-radius:20px;background:var(--card);border:1px solid var(--line)}
@media (max-width:600px){.diag-head{grid-template-columns:1fr;justify-items:start}}
.ring{position:relative;width:132px;height:132px}
.ring b{position:absolute;inset:0;display:grid;place-items:center;font-size:38px;font-weight:800;letter-spacing:-.03em}
.ring b small{display:block;font-size:11px;font-weight:600;color:var(--ink2);text-align:center;margin-top:-4px}
.diag-head h2{font-size:clamp(24px,4vw,32px);margin:10px 0 8px}
.diag-head p{margin:0;color:var(--ink2);max-width:60ch}
.pill{display:inline-block;padding:3px 11px;border-radius:999px;font-size:12px;font-weight:700;white-space:nowrap}
.pill.hot{background:var(--violet-soft);color:var(--violet)}
.pill.warm{background:var(--amber-soft);color:var(--amber-ink)}
.pill.cool{background:var(--neutral-soft);color:var(--neutral-ink)}
.pill.good{background:var(--mint-soft);color:var(--mint-ink)}
.sec{margin-top:26px}
.sec h3{font-size:19px;margin-bottom:12px}
.two{display:grid;grid-template-columns:1.4fr 1fr;gap:14px}
@media (max-width:760px){.two{grid-template-columns:1fr}}
.rec{padding:22px;border-radius:18px;background:linear-gradient(140deg,#8B2FE8,#5A1EB8);color:#fff}
.rec .lab{font-size:12px;letter-spacing:.08em;text-transform:uppercase;opacity:.85;font-weight:700}
.rec h4{font-size:25px;margin:8px 0 10px}
.rec p{margin:0 0 14px;opacity:.95}
.rec .imp{font-size:14px;padding-top:12px;border-top:1px solid rgba(255,255,255,.3)}
.rec2{padding:22px;border-radius:18px;background:var(--card);border:1px solid var(--line)}
.rec2 .lab{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink2);font-weight:700}
.rec2 h4{font-size:18px;margin:8px 0}
.rec2 p{margin:0;color:var(--ink2);font-size:14px}
.rec2 .ex{margin-top:12px;padding-top:12px;border-top:1px solid var(--line);font-size:13px}
.plan{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:18px;background:var(--card);overflow:hidden}
@media (max-width:760px){.plan{grid-template-columns:1fr}}
.plan>div{padding:20px}
.plan>div+div{border-left:1px solid var(--line)}
@media (max-width:760px){.plan>div+div{border-left:0;border-top:1px solid var(--line)}}
.plan .d{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--violet);font-weight:700}
.plan h4{margin:4px 0 6px;font-size:17px}
.plan p{margin:0;color:var(--ink2);font-size:14px}
.cta{margin-top:26px;padding:22px;border-radius:18px;background:var(--surface);display:flex;gap:16px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.cta p{margin:0;max-width:52ch}
.saved{font-size:13px;color:var(--ink2);margin-top:12px}

/* panel */
.ph{display:flex;justify-content:space-between;align-items:flex-end;gap:12px;flex-wrap:wrap;padding-block:10px 18px}
.ph h1{font-size:clamp(28px,4.5vw,40px)}
.strip{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:18px;background:var(--card);overflow:hidden}
.strip>div{padding:18px 20px}
.strip>div+div{border-left:1px solid var(--line)}
.strip .n{font-size:34px;font-weight:800;letter-spacing:-.03em;line-height:1.1}
.strip .l{color:var(--ink2);font-size:13px}
@media (max-width:700px){.strip{grid-template-columns:1fr 1fr}.strip>div:nth-child(3){border-left:0}.strip>div:nth-child(n+3){border-top:1px solid var(--line)}}
.read{margin:16px 0 0;padding:14px 18px;border-radius:14px;background:var(--violet-soft)}
.charts{display:grid;grid-template-columns:repeat(3,1fr);gap:26px 32px;margin-top:26px}
@media (max-width:900px){.charts{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.charts{grid-template-columns:1fr}}
.chart h3{font-size:15px;margin-bottom:10px}
.bar{display:grid;grid-template-columns:minmax(0,120px) 1fr 24px;gap:8px;align-items:center;font-size:13px;margin-bottom:6px}
.bar span:first-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.bar .tr{height:10px;border-radius:5px;background:var(--surface);overflow:hidden}
.bar .tr i{display:block;height:100%;background:var(--violet);border-radius:5px}
.bar em{font-style:normal;color:var(--ink2);text-align:right}
.tools{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin:30px 0 12px}
.tools h2{font-size:22px;margin-right:auto}
.tools label{font-size:13px;color:var(--ink2);display:flex;gap:6px;align-items:center}
.tbl{overflow-x:auto;border:1px solid var(--line);border-radius:18px;background:var(--card)}
table{border-collapse:collapse;width:100%;min-width:720px}
th{text-align:left;font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink2);font-weight:700;padding:11px 14px;border-bottom:1px solid var(--line);background:var(--surface)}
td{padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:middle}
tr.row{cursor:pointer}
tr.row:hover td{background:var(--surface)}
tr:last-child td{border-bottom:0}
td small{display:block;color:var(--ink2)}
.sc{display:flex;align-items:center;gap:8px}
.sc .tr{width:64px;height:8px;border-radius:4px;background:var(--surface);overflow:hidden}
.sc .tr i{display:block;height:100%;background:var(--violet)}
tr.det td{background:var(--bg);padding:20px}
.detgrid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
@media (max-width:760px){.detgrid{grid-template-columns:1fr}}
.kv{display:grid;grid-template-columns:120px 1fr;gap:4px 12px;font-size:14px;margin:0}
.kv dt{color:var(--ink2)}
.kv dd{margin:0}
.empty{padding:36px;text-align:center;color:var(--ink2)}
.notice{padding:10px 14px;border-radius:12px;background:var(--amber-soft);color:var(--amber-ink);font-size:13px;margin-bottom:14px}
select.in{padding:7px 10px;flex:none;width:auto}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}
html{background:var(--bg)}
body{margin:0}
a.btn{display:inline-block;text-decoration:none;text-align:center}
.btn.wa{background:#12864F}
.btn.wa:hover{box-shadow:0 6px 18px rgba(18,134,79,.4)}