* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Malgun Gothic', 'Apple SD Gothic Neo', sans-serif; background: #f4f6f9; color: #222; }
a { text-decoration: none; color: inherit; }

/* login */
.login-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; background: linear-gradient(135deg, #1e3a8a, #0f172a); }
.login-card { background: #fff; padding: 40px 36px; border-radius: 12px; width: 320px; box-shadow: 0 10px 30px rgba(0,0,0,.25); text-align: center; }
.login-card h1 { font-size: 20px; margin: 12px 0 4px; }
.login-card .sub { color: #64748b; font-size: 13px; margin-bottom: 20px; }
.login-card input { width: 100%; padding: 12px; margin-bottom: 12px; border: 1px solid #cbd5e1; border-radius: 6px; }
.login-card button { width: 100%; padding: 12px; background: #1e3a8a; color: #fff; border: none; border-radius: 6px; font-size: 15px; cursor: pointer; }
.login-card button:hover { background: #1d4ed8; }

/* topbar */
.topbar { display: flex; align-items: center; gap: 20px; background: #0f172a; color: #fff; padding: 0 24px; height: 56px; }
.brand { display: flex; align-items: center; gap: 8px; font-weight: 700; }
.brand .logo { background: #3b82f6; color: #fff; width: 28px; height: 28px; display: inline-flex; align-items: center; justify-content: center; border-radius: 6px; }
.menu { display: flex; gap: 18px; flex: 1; }
.menu a { padding: 6px 4px; border-bottom: 2px solid transparent; font-size: 14px; }
.menu a:hover { border-color: #3b82f6; }
.logout-form .logout { background: transparent; color: #94a3b8; border: 1px solid #334155; padding: 6px 12px; border-radius: 6px; cursor: pointer; }
.logout-form .logout:hover { color: #fff; }

.container { max-width: 1100px; margin: 28px auto; padding: 0 20px; }
.container h2 { font-size: 22px; margin-bottom: 18px; }
.container h3 { font-size: 16px; margin: 24px 0 10px; color: #334155; }
small { color: #64748b; font-size: 13px; font-weight: normal; }

.cards { display: flex; gap: 16px; }
.card { background: #fff; border-radius: 10px; padding: 20px 28px; box-shadow: 0 2px 8px rgba(0,0,0,.06); min-width: 160px; }
.card .num { font-size: 30px; font-weight: 800; color: #1e3a8a; }
.card .label { color: #64748b; font-size: 13px; margin-top: 4px; }
.chain-card { min-width: 260px; }
.chain-badge { display: inline-block; background: #1e3a8a; color: #fff; padding: 4px 12px; border-radius: 6px; font-size: 14px; font-weight: 700; margin-bottom: 10px; }
.chain-meta { display: grid; gap: 6px; font-size: 13px; }
.chain-meta .num2 { font-size: 20px; font-weight: 800; color: #0f766e; }

.tbl { width: 100%; border-collapse: collapse; background: #fff; border-radius: 10px; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,.06); }
.tbl th, .tbl td { padding: 10px 14px; text-align: left; border-bottom: 1px solid #e2e8f0; font-size: 13px; }
.tbl th { background: #f8fafc; color: #475569; font-weight: 600; }
.tbl tr:last-child td { border-bottom: none; }
.tbl .empty { text-align: center; color: #94a3b8; padding: 20px; }
.mono { font-family: 'Consolas', 'Menlo', monospace; font-size: 12px; word-break: break-all; }
.status { padding: 2px 8px; border-radius: 10px; font-size: 12px; }
.status.ok { background: #dcfce7; color: #166534; }
.status.bad { background: #fee2e2; color: #991b1b; }
.actions { display: flex; gap: 6px; }
.actions form { margin: 0; }
.btn-mini { padding: 4px 10px; border: 1px solid #cbd5e1; background: #fff; border-radius: 5px; cursor: pointer; font-size: 12px; }
.btn-mini:hover { background: #f1f5f9; }
.btn-mini.danger { color: #b91c1c; border-color: #fecaca; }

.form { background: #fff; padding: 18px; border-radius: 10px; box-shadow: 0 2px 8px rgba(0,0,0,.06); display: grid; gap: 14px; max-width: 520px; }
.form label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: #475569; }
.form input[type=text], .form select { padding: 9px 10px; border: 1px solid #cbd5e1; border-radius: 6px; }
.form fieldset { border: 1px solid #e2e8f0; border-radius: 6px; padding: 10px; display: flex; gap: 16px; }
.form fieldset legend { padding: 0 6px; font-size: 12px; color: #64748b; }
.form fieldset label { flex-direction: row; align-items: center; gap: 4px; }
.form button { padding: 10px; background: #1e3a8a; color: #fff; border: none; border-radius: 6px; cursor: pointer; }
.form button:hover { background: #1d4ed8; }

/* list toolbar (CRUD) */
.list-toolbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; flex-wrap: wrap; gap: 10px; }
.list-toolbar h2 { margin: 0; }
.toolbar-actions { display: flex; gap: 8px; }
.btn { display: inline-block; padding: 8px 16px; border: 1px solid #cbd5e1; background: #fff; border-radius: 6px; font-size: 13px; cursor: pointer; text-decoration: none; color: #222; }
.btn:hover { background: #f1f5f9; }
.btn.primary { background: #1e3a8a; color: #fff; border-color: #1e3a8a; }
.btn.primary:hover { background: #1d4ed8; }
.btn.danger { color: #b91c1c; border-color: #fecaca; }
.btn.danger:hover { background: #fef2f2; }
.add-panel { background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 10px; padding: 16px; margin-bottom: 16px; }
.add-panel h3 { margin-top: 0; }
.tbl-wrap { overflow-x: auto; }
.col-check { width: 36px; text-align: center; }
tr[data-href] { cursor: pointer; }
tr[data-href]:hover { background: #f1f5f9; }

/* verify (민감정보 확인) */
.verify-panel { background: #fffbeb; border: 1px solid #fde68a; border-radius: 10px; padding: 16px 18px; margin-bottom: 16px; max-width: 640px; }
.verify-panel h3 { margin: 0 0 6px; font-size: 15px; }
.verify-panel p { margin: 0 0 12px; color: #78350f; font-size: 13px; }
.verify-panel .reveal-form input[type=password] { padding: 8px 10px; border: 1px solid #d6b04a; border-radius: 6px; width: 220px; }

/* detail */
.detail-card { background: #fff; border-radius: 10px; box-shadow: 0 2px 8px rgba(0,0,0,.06); padding: 20px; max-width: 640px; }
.detail { display: grid; grid-template-columns: 120px 1fr; row-gap: 10px; column-gap: 14px; }
.detail dt { color: #64748b; font-size: 13px; padding-top: 2px; }
.detail dd { font-size: 14px; margin: 0; word-break: break-all; }
.detail-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 18px; }
.reveal-form { display: inline-flex; gap: 8px; }
.reveal-form input[type=password] { padding: 8px 10px; border: 1px solid #cbd5e1; border-radius: 6px; }

/* responsive */
@media (max-width: 768px) {
    .topbar { flex-wrap: wrap; height: auto; padding: 8px 12px; gap: 8px; }
    .menu { order: 3; width: 100%; overflow-x: auto; gap: 12px; }
    .container { margin: 16px auto; padding: 0 12px; }
    .cards { flex-direction: column; }
    .list-toolbar { flex-direction: column; align-items: flex-start; }
    .detail { grid-template-columns: 1fr; }
    .detail dt { padding-top: 0; }
}

.issued { background: #eff6ff; border: 1px solid #bfdbfe; color: #1e40af; padding: 12px 14px; border-radius: 8px; margin-bottom: 16px; }
.issued .mono { display: block; margin-top: 6px; word-break: break-all; }
.issued .mono code { background: #e0e7ff; padding: 2px 6px; border-radius: 4px; }
.error { color: #b91c1c; font-size: 13px; margin-bottom: 10px; }
.alert { padding: 10px 14px; border-radius: 8px; margin-bottom: 14px; font-size: 13px; }
.alert.success { background: #dcfce7; border: 1px solid #86efac; color: #166534; }
.breadcrumb { font-size: 13px; color: #64748b; margin-bottom: 12px; }
.breadcrumb a { color: #1e3a8a; }
.breadcrumb a:hover { text-decoration: underline; }
.chain-tag { display: inline-block; background: #e0e7ff; color: #3730a3; padding: 2px 8px; border-radius: 10px; font-size: 12px; }
.form-actions { display: flex; gap: 8px; }

/* search */
.search-form { display: flex; gap: 8px; margin-bottom: 12px; }
.search-form input { flex: 1; max-width: 340px; padding: 9px 10px; border: 1px solid #cbd5e1; border-radius: 6px; }
.search-form button { padding: 9px 18px; background: #0f172a; color: #fff; border: none; border-radius: 6px; cursor: pointer; }

/* pager */
.pager { display: flex; align-items: center; gap: 14px; justify-content: center; margin: 18px 0; }
.pager a { padding: 6px 14px; border: 1px solid #cbd5e1; background: #fff; border-radius: 6px; font-size: 13px; }
.pager a:hover { background: #f1f5f9; }
.pager span { font-size: 13px; color: #475569; }

/* inline reveal form */
.inline { display: inline-flex; align-items: center; gap: 6px; margin-left: 6px; }
.inline input[type=password] { padding: 4px 8px; border: 1px solid #cbd5e1; border-radius: 5px; font-size: 12px; width: 130px; }
.reveal input { width: 120px; }