:root{--bg:#f5f7fb;--surface:#fff;--ink:#111827;--muted:#6b7280;--line:#e5e7eb;--blue:#2563eb;--green:#059669;--red:#dc2626;--orange:#ea580c;--shadow:0 18px 60px rgba(15,23,42,.08);--radius:22px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans KR",Arial,sans-serif}input,textarea,select{width:100%;border:1px solid #dbe3f0;border-radius:14px;background:white;padding:12px 14px;font-size:14px;outline:none}textarea{min-height:110px;resize:vertical}label{display:block;font-size:13px;font-weight:800;margin:14px 0 8px;color:#374151}button{border:0;background:var(--ink);color:white;border-radius:14px;padding:12px 16px;font-weight:800;cursor:pointer}button.blue{background:var(--blue)}button.green{background:var(--green)}button.red{background:var(--red)}button.ghost{background:#f3f4f6;color:#374151}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.mt{margin-top:16px}.small{font-size:12px;color:var(--muted)}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:36px}.login-card{width:min(980px,100%);display:grid;grid-template-columns:1.1fr .9fr;background:white;border:1px solid var(--line);border-radius:32px;box-shadow:var(--shadow);overflow:hidden}.login-hero{padding:54px;background:linear-gradient(135deg,#111827,#1e3a8a);color:white}.login-hero h1{font-size:42px;margin:0 0 14px;letter-spacing:-.04em}.login-form{padding:48px}.app{display:grid;grid-template-columns:260px 1fr;min-height:100vh}.side{background:#111827;color:white;padding:22px;position:sticky;top:0;height:100vh;overflow:auto}.brand{font-size:22px;font-weight:900;letter-spacing:-.04em;margin-bottom:4px}.side .sub{font-size:12px;opacity:.65;margin-bottom:22px}.nav button{display:block;width:100%;text-align:left;margin:7px 0;background:transparent;color:#dbeafe;border:1px solid rgba(255,255,255,.08)}.nav button.active,.nav button:hover{background:#2563eb;color:#fff}.main{padding:28px;overflow:auto}.topbar{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;margin-bottom:22px}.topbar h1{font-size:28px;margin:0 0 6px;letter-spacing:-.04em}.card{background:white;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;margin-bottom:18px}.grid{display:grid;gap:16px}.grid4{grid-template-columns:repeat(4,minmax(0,1fr))}.grid3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid2{grid-template-columns:repeat(2,minmax(0,1fr))}.metric{padding:20px;border-radius:22px;border:1px solid #dbeafe;background:linear-gradient(180deg,#fff,#f8fbff)}.metric .label{font-size:13px;color:var(--muted);font-weight:800}.metric .value{font-size:30px;font-weight:900;letter-spacing:-.05em;margin-top:6px}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:16px}table{width:100%;border-collapse:collapse;background:white;font-size:13px}th,td{border-bottom:1px solid var(--line);padding:11px;text-align:left;vertical-align:top}th{background:#f8fafc;font-weight:900;color:#475569;white-space:nowrap}.badge{display:inline-block;border-radius:999px;padding:5px 9px;font-size:12px;font-weight:900;background:#eef2ff;color:#1d4ed8}.badge.green{background:#dcfce7;color:#047857}.badge.orange{background:#ffedd5;color:#c2410c}.badge.red{background:#fee2e2;color:#b91c1c}.toast{position:fixed;right:22px;bottom:22px;background:#111827;color:white;border-radius:18px;padding:14px 16px;box-shadow:var(--shadow);z-index:99;max-width:420px}.split{display:grid;grid-template-columns:360px 1fr;gap:18px}.list-item{padding:13px;border:1px solid var(--line);border-radius:16px;background:#fff;margin-bottom:9px;cursor:pointer}.msg{padding:12px 14px;border-radius:16px;margin:8px 0;max-width:80%}.msg.admin{background:#eef2ff;margin-right:auto}.msg.employee{background:#111827;color:white;margin-left:auto}@media(max-width:980px){.app{grid-template-columns:1fr}.side{position:relative;height:auto}.grid4,.grid3,.grid2,.split{grid-template-columns:1fr}.login-card{grid-template-columns:1fr}}