:root {
  --bg: #f5f6f8; --card: #fff; --text: #1f2933; --muted: #6b7280; --line: #e3e6ea;
  --primary: #1d4ed8; --primary-2: #1e40af; --ok: #15803d; --warn: #b45309; --danger: #b91c1c;
  --control: #dbeafe; --intervention: #fde68a; --radius: 8px;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body { font-family: "Pretendard", "Malgun Gothic", "Apple SD Gothic Neo", sans-serif; font-size: 14.5px; color: var(--text); background: var(--bg); line-height: 1.5; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.45rem; margin: 0 0 .8rem; }
h2 { font-size: 1.1rem; margin: 0 0 .6rem; }
h3 { font-size: 1rem; margin: 1rem 0 .4rem; }
code, .pre { font-family: Consolas, "D2Coding", monospace; font-size: .9em; }
.pre { white-space: pre-wrap; background: #f8fafc; padding: .6rem; border-radius: var(--radius); max-height: 320px; overflow: auto; }

/* 레이아웃 */
.topnav { display: flex; align-items: center; gap: 1.5rem; padding: .55rem 1.2rem; background: #0f172a; color: #e2e8f0; }
.topnav .brand { color: #fff; font-weight: 700; font-size: 1.05rem; letter-spacing: .02em; }
.topnav nav { display: flex; gap: .2rem; flex: 1; }
.topnav nav a { color: #cbd5e1; padding: .35rem .7rem; border-radius: 6px; }
.topnav nav a.active, .topnav nav a:hover { background: #1e293b; color: #fff; text-decoration: none; }
.userbox { display: flex; align-items: center; gap: .6rem; }
.userbox .uname { color: #fff; }
.container { max-width: 1180px; margin: 1.2rem auto 3rem; padding: 0 1rem; }
.footer { text-align: center; color: var(--muted); font-size: .8rem; padding: 1rem; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem 1.2rem; margin-bottom: 1rem; }
.card.narrow { max-width: 440px; margin: 3rem auto; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 1rem; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1rem; }
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: .6rem; }
.page-head h1 { margin: 0; }
.crumbs { color: var(--muted); font-size: .9rem; margin-bottom: .4rem; }
.subnav { display: flex; gap: .3rem; margin-bottom: .8rem; }
.subnav a { padding: .3rem .7rem; border-radius: 6px; border: 1px solid var(--line); background: #fff; }
.subnav a.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.steps { display: flex; gap: .5rem; margin-bottom: .8rem; }
.step { padding: .35rem .8rem; border-radius: 999px; background: #e5e7eb; color: var(--muted); font-size: .85rem; }
.step.active { background: var(--primary); color: #fff; }
.step.done { background: #dcfce7; color: var(--ok); }
.hint { color: var(--muted); font-size: .85rem; }
.hint.inline { margin-left: .5rem; }
.desc { margin: 0 0 1rem; white-space: pre-line; }
.empty { color: var(--muted); text-align: center; padding: 1rem !important; }
.kv { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: .4rem 1.5rem; }
.kv .k, .derive .k { color: var(--muted); margin-right: .5rem; }

/* 표 */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th, td { padding: .5rem .6rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
thead th { background: #f8fafc; font-weight: 600; color: #374151; white-space: nowrap; }
table.compact th, table.compact td { padding: .35rem .5rem; }
tr.inactive td { color: var(--muted); }
td.trunc { max-width: 260px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
td.actions { white-space: nowrap; }
.matrix td { text-align: center; }
.matrix .n { font-size: 1.15rem; font-weight: 600; display: block; }
.matrix .totals td, .matrix .totals th { font-weight: 700; background: #f8fafc; }
.cell-control { background: var(--control); }
.cell-intervention { background: var(--intervention); }
.legend { margin-top: .5rem; font-size: .85rem; color: var(--muted); }
.legend .sw { display: inline-block; width: 14px; height: 14px; vertical-align: middle; margin: 0 .3rem 0 .6rem; border-radius: 3px; }

/* 배지 */
.badge { display: inline-block; padding: .1rem .55rem; border-radius: 999px; font-size: .78rem; font-weight: 600; background: #e5e7eb; color: #374151; vertical-align: middle; }
.badge.st-draft { background: #e5e7eb; }
.badge.st-submitted { background: #dbeafe; color: #1e40af; }
.badge.st-verified { background: #dcfce7; color: #166534; }
.badge.st-locked { background: #1f2937; color: #fff; }
.badge.st-none { background: #f3f4f6; color: #9ca3af; }
.badge.st-open, .badge.st-error, .badge.st-rejected { background: #fee2e2; color: var(--danger); }
.badge.st-answered, .badge.st-warn, .badge.st-proposed, .badge.st-uploaded { background: #fef3c7; color: var(--warn); }
.badge.st-closed, .badge.st-extracted { background: #dcfce7; color: #166534; }
.badge.role { background: #334155; color: #fff; }
.badge.role-admin { background: #7c3aed; }
.badge.role-adjudicator { background: #0f766e; }
.arm { display: inline-block; padding: .1rem .6rem; border-radius: 6px; font-weight: 600; font-size: .85rem; }
.arm-control { background: var(--control); color: #1e3a8a; }
.arm-intervention { background: var(--intervention); color: #78350f; }
.masked { color: var(--muted); font-style: italic; }

/* 통계 카드 */
.stat .stat-label { color: var(--muted); font-size: .85rem; }
.stat .stat-value { font-size: 2rem; font-weight: 700; }
.stat .stat-sub { font-size: 1rem; color: var(--muted); font-weight: 400; }
.progress { height: 8px; background: #e5e7eb; border-radius: 4px; overflow: hidden; margin: .4rem 0; }
.progress .bar { height: 100%; background: var(--primary); }
.status-row { display: flex; gap: .4rem; flex-wrap: wrap; margin-top: .5rem; }

/* 알림 */
.flash { padding: .6rem .9rem; border-radius: var(--radius); margin-bottom: 1rem; border: 1px solid; }
.flash-ok { background: #f0fdf4; border-color: #bbf7d0; color: #166534; }
.flash-warn { background: #fffbeb; border-color: #fde68a; color: #92400e; }
.flash-error { background: #fef2f2; border-color: #fecaca; color: #991b1b; }
.issues { padding: .7rem 1rem; border-radius: var(--radius); margin-bottom: 1rem; border: 1px solid; }
.issues ul { margin: .3rem 0 0; padding-left: 1.2rem; }
.issues-error { background: #fef2f2; border-color: #fecaca; color: #991b1b; }
.issues-warn { background: #fffbeb; border-color: #fde68a; color: #92400e; }
.issues .rule { font-size: .75rem; color: var(--muted); }
.err { color: var(--danger); font-size: .85rem; margin-top: .2rem; }
.reasons li { color: var(--danger); }
.temp-pw { background: #fffbeb; border-color: #fde68a; }
.danger-zone { border-color: #fecaca; }

/* 폼 */
input[type=text], input[type=password], input[type=date], input[type=datetime-local], input[type=number], input[type=file], select, textarea {
  font: inherit; padding: .4rem .55rem; border: 1px solid #cbd5e1; border-radius: 6px; background: #fff; min-width: 0; }
input:focus, select:focus, textarea:focus { outline: 2px solid #bfdbfe; border-color: var(--primary); }
textarea { width: 100%; max-width: 640px; }
input.num { width: 140px; }
.stack { display: flex; flex-direction: column; gap: .7rem; }
.stack label { display: flex; flex-direction: column; gap: .25rem; }
.row-form { display: flex; gap: .8rem; align-items: flex-end; flex-wrap: wrap; }
.row-form label { display: flex; flex-direction: column; gap: .2rem; font-size: .85rem; color: var(--muted); }
.row-form label.grow { flex: 1; }
.row-form input, .row-form select { color: var(--text); }
.filter { padding: .7rem 1rem; }
.inline { display: inline; }
fieldset.card { border: 1px solid var(--line); padding: .6rem 1.2rem 1rem; }
legend { font-weight: 700; padding: 0 .4rem; }
.field { display: grid; grid-template-columns: 300px 1fr; gap: .4rem 1rem; padding: .55rem 0; border-bottom: 1px dashed #edf0f3; align-items: start; }
.field:last-child { border-bottom: 0; }
.flabel { font-weight: 500; padding-top: .3rem; }
.req { color: var(--danger); margin-left: .2rem; }
.req.cond-mark { color: var(--warn); font-size: .75rem; border: 1px solid var(--warn); border-radius: 3px; padding: 0 .25rem; }
.unit { color: var(--muted); font-size: .8rem; margin-left: .3rem; }
.opts { display: flex; flex-wrap: wrap; gap: .3rem 1rem; }
.opt { display: inline-flex; align-items: center; gap: .3rem; padding: .2rem 0; cursor: pointer; }
.opt.block { display: flex; padding: .4rem 0; border-bottom: 1px dashed #edf0f3; }
.ro { display: inline-block; padding: .35rem .2rem; }
.ro.auto { color: #1e40af; font-weight: 600; }
.field.cond.cond-off { opacity: .45; }
.field.cond.cond-off .cond-hint { color: var(--warn); }
.field.cond.cond-on .cond-hint { color: var(--ok); }
.actions { display: flex; gap: .5rem; align-items: center; flex-wrap: wrap; }
.actions.sticky { position: sticky; bottom: 0; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: .7rem 1rem; margin-top: .5rem; box-shadow: 0 -2px 8px rgba(0,0,0,.04); }
.actions label.grow { flex: 1; display: flex; gap: .5rem; align-items: center; font-size: .85rem; color: var(--muted); }
.actions label.grow input { flex: 1; }
.transitions form { margin-right: .8rem; margin-bottom: .4rem; }
.visit-row { padding: .6rem 1.2rem; }
.query { padding: .5rem 0; border-top: 1px dashed var(--line); }
.derive { padding: .3rem 0; }
.derive strong.arm { font-size: 1rem; }

/* 버튼 */
.btn { display: inline-block; font: inherit; padding: .4rem .9rem; border-radius: 6px; border: 1px solid #cbd5e1; background: #fff; color: var(--text); cursor: pointer; line-height: 1.3; }
.btn:hover { background: #f1f5f9; text-decoration: none; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-2); }
.btn-ok { background: var(--ok); border-color: var(--ok); color: #fff; }
.btn-danger { background: #fff; border-color: #fca5a5; color: var(--danger); }
.btn-danger:hover { background: #fef2f2; }
.btn-sm { padding: .2rem .55rem; font-size: .82rem; }
.btn-link { background: none; border: 0; color: #cbd5e1; cursor: pointer; font: inherit; padding: 0; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

/* AI 제안 */
.proposal { margin-top: .4rem; padding: .5rem .7rem; border-radius: 6px; border: 1px solid; font-size: .88rem; }
.proposal.level-high { background: #f0fdf4; border-color: #bbf7d0; }
.proposal.level-mid { background: #fffbeb; border-color: #fde68a; }
.proposal.level-low { background: #fef2f2; border-color: #fecaca; }
.prop-head { display: flex; gap: .6rem; align-items: center; flex-wrap: wrap; }
.prop-tag { font-size: .72rem; font-weight: 700; color: #fff; background: #4b5563; padding: .05rem .4rem; border-radius: 4px; }
.prop-value { font-weight: 600; }
.conf { font-size: .78rem; padding: .05rem .45rem; border-radius: 999px; }
.conf-high { background: #dcfce7; color: #166534; }
.conf-mid { background: #fef3c7; color: #92400e; }
.conf-low { background: #fee2e2; color: #991b1b; }
.prop-evidence { color: var(--muted); margin-top: .2rem; }
.prop-actions { margin-top: .4rem; display: flex; gap: .4rem; }

/* 인쇄 */
.print-head { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; margin-bottom: 1rem; }
.print-table { margin-bottom: .8rem; }
.print-table th { width: 40%; font-weight: 500; background: #f8fafc; }
@media print {
  .topnav, .footer, .no-print, .flash { display: none !important; }
  .container { max-width: none; margin: 0; }
  .card { border: 0; padding: 0; break-inside: avoid; }
  body { background: #fff; font-size: 11pt; }
}
@media (max-width: 760px) {
  .field { grid-template-columns: 1fr; }
  .topnav { flex-wrap: wrap; }
}

/* 필수 미입력 강조 / 해시 진입 강조 */
.field.req-missing .flabel-text { color: var(--danger); }
.field.flash-target { background: #fef9c3; transition: background 1.5s; }