:root{
  --bg:#F6F5F2;--card:#FFFFFF;--ink:#16161A;--ink-2:#3F3F46;--muted:#5B5B63;--line:#E4E2DC;--line-2:#D4D1C9;
  --primary:#16161A;--on-primary:#FFFFFF;--link:#1E40AF;--accent:#92400E;--accent-bg:#FEF3C7;
  --ok:#166534;--ok-bg:#DCFCE7;--warn:#9A3412;--warn-bg:#FFEDD5;--err:#B91C1C;--err-bg:#FEE2E2;--info-bg:#EEF2FF;
  --ring:#1E40AF;--radius:10px;
  --sans:"Pretendard","Apple SD Gothic Neo","Malgun Gothic","맑은 고딕","Noto Sans KR",system-ui,sans-serif;
  --serif:"Nanum Myeongjo","AppleMyungjo","Batang","바탕",Georgia,serif;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{margin:0}
body{background:var(--bg);color:var(--ink);font:15px/1.6 var(--sans);-webkit-font-smoothing:antialiased}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--ring);outline-offset:2px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.muted{color:var(--muted)}

.brand{display:flex;align-items:center;gap:12px}
.brand-mark{width:28px;height:28px;border-radius:50%;background:radial-gradient(circle at 50% 50%,#fff 0 22%,var(--ink) 23% 100%);box-shadow:inset 0 0 0 1px var(--ink)}
.brand-name{font-family:var(--serif);font-size:17px;font-weight:700;letter-spacing:.01em}
.brand-sub{font-size:12px;color:var(--muted);letter-spacing:.04em;text-transform:uppercase}

.topbar{display:flex;justify-content:space-between;align-items:center;padding:14px 28px;background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.layout{display:grid;grid-template-columns:400px minmax(0,1fr);gap:24px;padding:24px 28px;max-width:1500px;margin:0 auto;align-items:start}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.panel h2{margin:0 0 16px;font-size:17px;font-weight:700}
.request{position:sticky;top:84px;max-height:calc(100vh - 108px);overflow:auto}

fieldset{border:0;padding:0;margin:0 0 18px}
legend{font-weight:700;font-size:13px;color:var(--ink-2);margin-bottom:8px;letter-spacing:.02em}
.field{margin-bottom:12px}
.field label,.login-card label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;color:var(--ink-2)}
input[type=text],input:not([type]),input[type=date],input[type=password],select,textarea{width:100%;min-height:44px;padding:10px 12px;border:1px solid var(--line-2);border-radius:8px;background:#fff}
textarea{resize:vertical;min-height:72px}
input::placeholder,textarea::placeholder{color:#8A8A92}
.hint{font-size:12.5px;color:var(--muted);margin:6px 0 0}
.center{text-align:center}
.req{font-size:11px;font-weight:700;color:var(--accent);background:var(--accent-bg);border-radius:4px;padding:1px 6px;margin-left:4px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.check{display:flex;align-items:center;gap:8px;min-height:44px;cursor:pointer;font-size:14px}
.check input,.seg input{width:18px;height:18px;accent-color:var(--ink)}
.period-preview{margin:4px 0 0;padding:10px 12px;background:var(--bg);border-radius:8px;font-size:13px;color:var(--ink-2)}

.mode-list{display:grid;gap:8px}
.mode{display:flex;gap:10px;align-items:flex-start;padding:10px 12px;border:1px solid var(--line-2);border-radius:8px;cursor:pointer;min-height:44px;transition:border-color .15s,background .15s}
.mode:hover{border-color:var(--ink-2)}
.mode input{margin-top:3px;accent-color:var(--ink);width:18px;height:18px;flex:none}
.mode b{display:block;font-size:14px}
.mode span{display:block;font-size:12.5px;color:var(--muted)}
.mode:has(input:checked){border-color:var(--ink);background:#FAFAF8;box-shadow:inset 0 0 0 1px var(--ink)}

.brand-tools{display:flex;gap:14px;margin-bottom:4px}
.link-btn{background:none;border:0;padding:6px 0;color:var(--link);cursor:pointer;font-size:13px;text-decoration:underline;text-underline-offset:2px;min-height:32px}
.group-label{font-size:12px;color:var(--muted);margin:8px 0 6px;text-transform:uppercase;letter-spacing:.05em}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:8px}
.chip{position:relative}
.chip input{position:absolute;opacity:0;inset:0;cursor:pointer}
.chip span{display:inline-flex;align-items:center;min-height:36px;padding:6px 12px;border:1px solid var(--line-2);border-radius:999px;font-size:13px;cursor:pointer;transition:all .15s;background:#fff}
.chip input:checked+span{background:var(--ink);color:#fff;border-color:var(--ink)}
.chip input:focus-visible+span{outline:2px solid var(--ring);outline-offset:2px}

.settings{margin-top:22px;padding-top:16px;border-top:1px solid var(--line)}
.settings summary{cursor:pointer;font-weight:700;font-size:14px;min-height:44px;display:flex;align-items:center}
.monitor-list{list-style:none;padding:0;margin:0 0 10px}
.monitor-list li{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:6px 0;border-bottom:1px solid var(--line);font-size:14px}
.monitor-list li.expired{color:var(--muted)}
.seg{display:flex;gap:16px;flex-wrap:wrap}
.seg label{display:flex;align-items:center;gap:8px;min-height:44px;cursor:pointer}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:44px;padding:10px 16px;border-radius:8px;border:1px solid transparent;cursor:pointer;font-weight:600;font-size:14px;text-decoration:none;transition:background .15s,border-color .15s}
.btn-primary{background:var(--primary);color:var(--on-primary)}
.btn-primary:hover{background:#2E2E35}
.btn-primary:disabled{background:#77777E;cursor:wait}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line-2)}
.btn-ghost:hover{border-color:var(--ink)}
.btn-block{width:100%}
.form-error{color:var(--err);font-size:13.5px;min-height:1px;margin:6px 0}
.form-error:empty{margin:0}

.viewer{min-height:70vh}
.viewer-head{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:12px}
.viewer-head h2{margin:0}
.viewer-head select{max-width:460px}
.toolbar{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.status{display:flex;gap:12px;align-items:center;padding:14px 16px;border-radius:8px;margin-bottom:16px;font-size:14px;background:var(--info-bg)}
.status.err{background:var(--err-bg);color:var(--err)}
.status.ok{background:var(--ok-bg);color:var(--ok)}
.spinner{width:18px;height:18px;border:2px solid #C7D2FE;border-top-color:var(--link);border-radius:50%;animation:spin 1s linear infinite;flex:none}
@keyframes spin{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion:reduce){.spinner{animation:none}*{transition:none!important}}

.empty{padding:60px 20px;text-align:center;color:var(--muted);max-width:520px;margin:0 auto}
.empty-title{font-family:var(--serif);font-size:20px;color:var(--ink);margin:0 0 8px}

/* 리포트 본문 */
.report{max-width:920px;color:var(--ink);font-size:15.5px;line-height:1.75}
.report h1{font-family:var(--serif);font-size:28px;line-height:1.3;margin:4px 0 6px;letter-spacing:-.01em}
.report h2{font-size:19px;margin:34px 0 12px;padding-bottom:8px;border-bottom:2px solid var(--ink)}
.report h3{font-size:16.5px;margin:24px 0 8px}
.report h4{font-size:15px;margin:18px 0 6px;color:var(--ink-2)}
.report p{margin:8px 0}
.report ul,.report ol{padding-left:22px;margin:6px 0}
.report li{margin:3px 0}
.report a{color:var(--link);word-break:break-all;text-underline-offset:2px}
.report code{background:var(--bg);padding:1px 5px;border-radius:4px;font-size:.92em}
.report blockquote{margin:12px 0;padding:10px 14px;border-left:3px solid var(--line-2);background:var(--bg);color:var(--ink-2)}
.report hr{border:0;border-top:1px solid var(--line);margin:24px 0}
.report .tbl{overflow-x:auto;margin:12px 0}
.report table{border-collapse:collapse;width:100%;font-size:14px}
.report th,.report td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
.report th{background:var(--bg);font-weight:700;white-space:nowrap}
.tag{display:inline-block;font-size:12px;font-weight:700;line-height:1.5;padding:0 7px;border-radius:4px;background:#EFEDE8;color:var(--ink-2);white-space:nowrap}
.tag-ok{background:var(--ok-bg);color:var(--ok)}
.tag-warn{background:var(--warn-bg);color:var(--warn)}
.tag-hi{background:var(--accent-bg);color:var(--accent)}
.tag-alert{background:var(--err-bg);color:var(--err)}

/* 로그인 */
.login-body{display:grid;place-items:center;min-height:100vh;padding:24px}
.login-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:32px;width:100%;max-width:380px}
.login-card h1{font-size:20px;margin:24px 0 16px}
.login-card input{margin-bottom:14px}

@media (max-width:980px){.layout{grid-template-columns:1fr;padding:16px}.request{position:static;max-height:none}.topbar{padding:12px 16px}}
@media print{
  body{background:#fff}.topbar,.request,.toolbar,.viewer-head,.status{display:none!important}
  .layout{display:block;padding:0}.panel{border:0;padding:0}.report{max-width:none;font-size:11pt}
  .report a{color:var(--ink)}.report h2{break-after:avoid}.report table{break-inside:auto}
}