:root{
  --bg:#f7f8fc; --card:#ffffff; --ink:#0f172a; --sub:#64748b;
  --line:#e6e9f2; --brand:#6366f1; --brand-d:#4f46e5; --brand-soft:#eef2ff;
  --emerald:#10b981; --amber:#f59e0b; --rose:#f43f5e; --violet:#8b5cf6;
  --shadow:0 1px 2px rgba(15,23,42,.04), 0 8px 24px rgba(15,23,42,.06);
  --radius:18px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Pretendard Variable",Pretendard,-apple-system,"Malgun Gothic",sans-serif;
  background:var(--bg); color:var(--ink); line-height:1.55;
  -webkit-font-smoothing:antialiased; position:relative; min-height:100vh;
}
.bg-grid{
  position:fixed; inset:0; z-index:0; pointer-events:none;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:42px 42px; opacity:.4;
  -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 40%,transparent 100%);
  mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 40%,transparent 100%);
}
.wrap{width:100%;max-width:1120px;margin:0 auto;padding:0 22px;position:relative;z-index:1}

.site-header{position:sticky;top:0;z-index:20;background:rgba(247,248,252,.82);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{font-size:24px;width:42px;height:42px;display:grid;place-items:center;background:var(--brand-soft);border-radius:12px}
.brand-text{display:flex;flex-direction:column}
.brand-text strong{font-size:15px;font-weight:800;letter-spacing:-.2px}
.brand-text span{font-size:12px;color:var(--sub)}
.demo-badge{font-size:12px;font-weight:700;color:var(--brand-d);background:var(--brand-soft);border:1px solid #c7d2fe;padding:6px 12px;border-radius:999px}

.hero{padding:54px 0 26px;text-align:center;max-width:780px;margin:0 auto}
.hero h1{font-size:clamp(28px,4.4vw,42px);font-weight:800;letter-spacing:-1px;line-height:1.18}
.hero .hl{color:var(--brand-d);background:linear-gradient(180deg,transparent 62%,#d6dcff 62%)}
.hero .lead{margin-top:16px;color:var(--sub);font-size:16px}
.hero .lead strong{color:var(--ink)}

.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:18px 0 34px}
.kpi{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.kpi .num{font-size:26px;font-weight:800;letter-spacing:-.5px}
.kpi .num small{font-size:14px;font-weight:700;color:var(--sub);margin-left:2px}
.kpi .lab{font-size:12.5px;color:var(--sub);margin-top:4px}
.kpi.indigo .num{color:var(--brand-d)}

.grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}

/* input */
.input-panel{padding:22px}
.persona{display:flex;gap:13px;align-items:flex-start;background:var(--brand-soft);border:1px solid #c7d2fe;border-radius:14px;padding:14px;margin-bottom:18px}
.persona-ic{width:40px;height:40px;border-radius:11px;background:#fff;display:grid;place-items:center;font-size:20px;flex-shrink:0;box-shadow:var(--shadow)}
.persona-tx{display:flex;flex-direction:column;gap:3px}
.persona-tx strong{font-size:14px;font-weight:800;color:var(--brand-d)}
.persona-tx span{font-size:12.5px;color:#5b5fa8}
.persona-tx b{color:var(--brand-d)}
.seg-head{font-size:12.5px;font-weight:700;color:var(--sub);margin-bottom:10px}
.job-presets{display:flex;gap:8px;margin-bottom:18px;flex-wrap:wrap}
.job-chip{font-family:inherit;font-size:13px;font-weight:700;border:1px solid var(--line);background:#fbfcfe;color:#475569;border-radius:999px;padding:9px 15px;cursor:pointer;transition:.2s}
.job-chip:hover{border-color:var(--brand);color:var(--brand-d)}
.job-chip.active{background:var(--brand);color:#fff;border-color:var(--brand);box-shadow:0 4px 12px rgba(99,102,241,.3)}
.ta-label{display:flex;flex-direction:column;gap:7px;font-size:12.5px;font-weight:600;color:var(--sub);margin-bottom:14px}
textarea{font-family:inherit;font-size:13.5px;line-height:1.7;color:var(--ink);padding:13px;border:1px solid var(--line);border-radius:12px;background:#fbfcfe;resize:vertical;transition:.2s}
textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft);background:#fff}
.btn{font-family:inherit;font-size:14px;font-weight:700;border:none;border-radius:11px;padding:13px 16px;cursor:pointer;transition:.2s;width:100%}
.btn.primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(99,102,241,.3)}
.btn.primary:hover{background:var(--brand-d);transform:translateY(-1px)}
.btn.primary:disabled{opacity:.6;cursor:default;transform:none}
.hint{font-size:12px;color:var(--sub);margin-top:10px;text-align:center}
.hint b{color:var(--brand-d)}

/* result */
.result-panel{padding:22px;min-height:340px}
.result-empty{height:100%;min-height:300px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;text-align:center;color:#94a3b8}
.empty-ic{font-size:40px;opacity:.6}
.result-empty p{font-size:13.5px;line-height:1.7}
.result-empty b{color:var(--brand-d)}
.result-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:16px}
.result-head h3{font-size:16px;font-weight:800;display:flex;align-items:center;gap:9px}
.job-pill{font-size:11.5px;font-weight:800;color:var(--brand-d);background:var(--brand-soft);padding:3px 10px;border-radius:999px}
.consistency{font-size:11px;font-weight:800;color:var(--emerald);background:#ecfdf5;border:1px solid #b7f0d8;padding:4px 9px;border-radius:999px}

.clusters{display:flex;flex-direction:column;gap:14px;margin-bottom:20px}
.cluster{border:1px solid var(--line);border-radius:13px;padding:13px 14px}
.cluster-h{display:flex;align-items:center;gap:8px;font-size:12.5px;font-weight:800;margin-bottom:11px}
.cluster-h .dot{width:9px;height:9px;border-radius:50%}
.cluster-h .cnt{margin-left:auto;font-size:11px;font-weight:700;color:var(--sub)}
.kw-chips{display:flex;flex-wrap:wrap;gap:7px}
.kw{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;padding:6px 11px;border-radius:999px;background:#f4f5fb;color:#334155;animation:pop .35s ease}
.kw b{font-size:11px;font-weight:800;color:#fff;background:var(--brand);border-radius:999px;padding:1px 7px}
.kw.c-skill b{background:var(--violet)}
.kw.c-att b{background:var(--amber)}
@keyframes pop{0%{transform:scale(.8);opacity:0}100%{transform:scale(1);opacity:1}}

.chart-block .block-head,.jd-card .block-head,.class-card .block-head{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:12px}
.block-head h4{font-size:14px;font-weight:800}
.block-sub{font-size:11.5px;color:var(--sub)}
.bars{display:flex;flex-direction:column;gap:9px}
.bar-row{display:grid;grid-template-columns:96px 1fr 34px;align-items:center;gap:10px;font-size:12.5px}
.bar-row .bl{font-weight:600;color:#334155;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bar-track{height:14px;background:#f1f5f9;border-radius:8px;overflow:hidden}
.bar-fill{height:100%;border-radius:8px;background:linear-gradient(90deg,var(--brand),var(--violet));width:0;transition:width .9s cubic-bezier(.2,.8,.2,1)}
.bar-row .bv{font-weight:800;color:var(--brand-d);text-align:right;font-variant-numeric:tabular-nums}

/* apply */
.apply-panel{padding:22px;margin-top:18px}
.apply-grid{display:grid;grid-template-columns:1fr 280px;gap:18px;align-items:start}
.jd-box{border:1px solid var(--line);border-radius:13px;padding:16px 17px;font-size:14.5px;line-height:1.85;color:#1e293b;background:#fbfcfe}
.jd-box .em{color:var(--brand-d);font-weight:800}
.class-card{display:flex;flex-direction:column}
.class-stat{background:#f8fafc;border:1px solid var(--line);border-radius:12px;padding:13px;margin-bottom:10px}
.class-stat span{font-size:12px;color:var(--sub);display:block}
.class-stat b{font-size:18px;font-weight:800;letter-spacing:-.3px}

.site-footer{margin:46px 0 60px;text-align:center;color:#94a3b8;font-size:12.5px}
.site-footer .made{margin-top:6px;color:#cbd5e1;font-size:11.5px}

.toast{position:fixed;left:50%;bottom:32px;transform:translateX(-50%) translateY(20px);background:var(--ink);color:#fff;font-size:13.5px;font-weight:700;padding:13px 20px;border-radius:12px;box-shadow:0 12px 30px rgba(0,0,0,.25);z-index:60;opacity:0;transition:.35s}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast .em{color:#a5b4fc}

.loading{display:flex;align-items:center;justify-content:center;gap:11px;min-height:300px;color:var(--brand-d);font-size:14px;font-weight:700}
.spinner{width:26px;height:26px;border:3px solid var(--brand-soft);border-top-color:var(--brand);border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

@media (max-width:880px){
  .kpis{grid-template-columns:repeat(2,1fr)}
  .grid{grid-template-columns:1fr}
  .apply-grid{grid-template-columns:1fr}
}