:root{--navy:#0d2d5e;--blue:#1a6cf5;--sky:#4d9eff;--pale:#e8f0fe;--ink:#0f172a;--slate:#334155;--muted:#64748b;--line:#dbe7fb;--surface:#f8fbff;--white:#fff;--green:#16a34a;--radius:22px;--shadow:0 24px 70px rgba(13,45,94,.12)}
*{box-sizing:border-box}body{margin:0;font-family:'Plus Jakarta Sans','Pretendard','Noto Sans KR',system-ui,sans-serif;color:var(--ink);background:linear-gradient(180deg,#f6f9ff 0,#fff 34%,#f8fbff 100%);line-height:1.7}a{color:inherit;text-decoration:none}.wrap{width:min(1120px,calc(100% - 40px));margin:0 auto}.banner{background:linear-gradient(90deg,var(--navy),var(--blue));color:#fff;font-size:14px;padding:10px 20px;text-align:center}.banner a{font-weight:800;text-decoration:underline}.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:blur(18px);border-bottom:1px solid rgba(219,231,251,.8)}.nav{height:74px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:12px;font-weight:900;color:var(--navy)}.brand-name{font-size:22px;letter-spacing:-.04em}.brand-name span{color:var(--blue)}.brand-sub{display:block;font-size:9px;letter-spacing:.22em;color:#6b8cbb;margin-top:-3px}.nav-links{display:flex;align-items:center;gap:22px;font-size:14px;font-weight:700;color:var(--slate)}.nav-links a:hover{color:var(--blue)}.nav-login{padding:9px 14px;border:1px solid var(--line);border-radius:999px}.nav-cta{padding:10px 16px;border-radius:999px;background:var(--blue);color:#fff!important;box-shadow:0 12px 24px rgba(26,108,245,.2)}.hero{padding:70px 0 50px}.crumb{font-size:13px;color:var(--muted);margin-bottom:18px}.crumb a{color:var(--blue);font-weight:800}.hero-card{background:#fff;border:1px solid var(--line);border-radius:32px;padding:50px;box-shadow:var(--shadow);position:relative;overflow:hidden}.hero-card:after{content:"";position:absolute;right:-120px;top:-120px;width:320px;height:320px;background:radial-gradient(circle,var(--pale),transparent 65%)}.eyebrow{display:inline-flex;gap:8px;align-items:center;padding:7px 12px;border-radius:999px;background:var(--pale);color:var(--blue);font-size:12px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.hero h1{font-size:clamp(34px,5vw,58px);line-height:1.08;letter-spacing:-.06em;margin:18px 0;color:var(--navy)}.hero p{font-size:18px;color:var(--muted);max-width:760px;margin:0}.main{padding:10px 0 80px}.grid{display:grid;grid-template-columns:280px 1fr;gap:34px;align-items:start}.side{position:sticky;top:104px;background:#fff;border:1px solid var(--line);border-radius:24px;padding:22px;box-shadow:0 12px 35px rgba(13,45,94,.06)}.side h3{font-size:14px;margin:0 0 12px;color:var(--navy)}.side a{display:block;padding:9px 0;color:var(--muted);font-weight:700;font-size:14px;border-bottom:1px dashed #e7eefc}.side a:last-child{border-bottom:0}.doc{background:#fff;border:1px solid var(--line);border-radius:28px;padding:38px;box-shadow:0 14px 45px rgba(13,45,94,.07)}.doc h2{font-size:28px;color:var(--navy);letter-spacing:-.04em;margin:34px 0 12px}.doc h2:first-child{margin-top:0}.doc h3{font-size:18px;color:var(--ink);margin:26px 0 8px}.doc p,.doc li{color:var(--slate);font-size:15px}.doc ul,.doc ol{padding-left:22px}.notice{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:18px;margin:22px 0;color:var(--slate)}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px;box-shadow:0 10px 30px rgba(13,45,94,.06)}.card h3{margin:0 0 8px;color:var(--navy)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;padding:13px 18px;border:0;font-weight:900;cursor:pointer}.btn-primary{background:var(--blue);color:#fff;box-shadow:0 12px 26px rgba(26,108,245,.22)}.form{display:grid;gap:14px;max-width:680px}.form label{font-size:13px;font-weight:900;color:var(--navy)}.input,.select,.textarea{width:100%;border:1.5px solid var(--line);border-radius:14px;padding:14px 15px;font:inherit;background:#fff}.textarea{min-height:150px;resize:vertical}.msg{font-weight:800;min-height:24px}.site-footer{background:var(--ink);color:#8896b0;padding:58px 0 30px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px;margin-bottom:36px}.footer-col h4{color:#e2e8f0;margin:0 0 12px}.footer-col a{display:block;color:#64748b;font-size:14px;margin:8px 0}.footer-col a:hover{color:#e2e8f0}.footer-brand p{max-width:280px;color:#64748b;font-size:14px}.footer-bottom{border-top:1px solid #1e293b;padding-top:20px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:13px}.footer-bottom-links{display:flex;gap:18px}.pill-row{display:flex;gap:10px;flex-wrap:wrap}.pill{background:var(--pale);color:var(--blue);font-size:12px;font-weight:900;border-radius:999px;padding:6px 10px}@media(max-width:880px){.nav-links{display:none}.grid{grid-template-columns:1fr}.side{position:static}.hero-card{padding:32px}.cards{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}}@media(max-width:560px){.wrap{width:min(100% - 28px,1120px)}.footer-grid{grid-template-columns:1fr}.hero{padding:44px 0 28px}.doc{padding:24px}}

/* Operator upgrade components */
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:24px 0}.kpi{background:#fff;border:1px solid var(--line);border-radius:22px;padding:20px;box-shadow:0 10px 30px rgba(13,45,94,.06)}.kpi .num{display:block;font-size:30px;font-weight:900;color:var(--blue);letter-spacing:-.05em}.kpi .lbl{display:block;color:var(--muted);font-weight:800;font-size:13px}.split{display:grid;grid-template-columns:1fr 1fr;gap:22px}.panel{background:#fff;border:1px solid var(--line);border-radius:24px;padding:24px;box-shadow:0 12px 35px rgba(13,45,94,.06)}.panel h2,.panel h3{margin-top:0;color:var(--navy)}.list-table{width:100%;border-collapse:collapse;overflow:hidden;border-radius:16px}.list-table th,.list-table td{padding:12px 10px;border-bottom:1px solid #e7eefc;text-align:left;font-size:14px}.list-table th{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);background:#f8fbff}.status-dot{display:inline-flex;align-items:center;gap:7px;font-weight:900}.status-dot:before{content:"";width:10px;height:10px;border-radius:50%;background:#22c55e;display:inline-block}.status-dot.warn:before{background:#f59e0b}.status-dot.danger:before{background:#ef4444}.timeline{display:grid;gap:12px}.timeline-item{display:grid;grid-template-columns:34px 1fr;gap:12px;align-items:start}.timeline-item .badge{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--pale);color:var(--blue);font-weight:900}.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:18px 0}.mini{font-size:13px;color:var(--muted)}.table-actions{display:flex;gap:8px;flex-wrap:wrap}.ghost-btn{border:1px solid var(--line);background:#fff;color:var(--navy);border-radius:999px;padding:9px 12px;font-weight:900;cursor:pointer}.cart-row{display:grid;grid-template-columns:1fr auto auto;gap:14px;align-items:center;padding:16px 0;border-bottom:1px solid #e7eefc}.price{font-weight:900;color:var(--navy)}.badge-soft{display:inline-flex;border-radius:999px;padding:5px 9px;background:var(--pale);color:var(--blue);font-size:12px;font-weight:900}.danger-zone{border-color:#fecaca;background:#fff7f7}.empty{padding:28px;border:1px dashed var(--line);border-radius:20px;color:var(--muted);text-align:center;background:#fbfdff}.codebox{background:#0f172a;color:#dbeafe;border-radius:18px;padding:18px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:13px;overflow:auto}.small-link{color:var(--blue);font-weight:900;text-decoration:underline}@media(max-width:960px){.kpi-grid{grid-template-columns:repeat(2,1fr)}.split{grid-template-columns:1fr}.cart-row{grid-template-columns:1fr}}@media(max-width:520px){.kpi-grid{grid-template-columns:1fr}}