:root {
  color-scheme: light;
  --bg: #f6f6f3; --panel: #ffffff; --ink: #1d1d1b; --muted: #63635e; --line: #e3e2dc; --line-strong: #cfcec6;
  --accent: #047a39; --accent-hover: #036630; --soft: #eef6f0;
  --danger: #b42318; --danger-hover: #971c12; --danger-soft: #fdecea; --warn: #8a5a00; --warn-soft: #fff6e0;
  --neutral-soft: #f0efea;
  --mono: ui-monospace, "SF Mono", Consolas, Menlo, monospace;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Malgun Gothic", system-ui, sans-serif; }
h1, h2, h3, p { margin: 0; }
a { color: inherit; }
button, input, textarea { font: inherit; color: inherit; }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* layout */
.topbar { background: var(--panel); border-bottom: 1px solid var(--line); }
.topbar-in { max-width: 1240px; margin: 0 auto; padding: 0 24px; display: flex; align-items: center; gap: 20px; flex-wrap: wrap; min-height: 56px; }
.brand { font-size: 15px; font-weight: 700; letter-spacing: -0.01em; }
.nav { display: flex; gap: 2px; flex: 1; align-self: stretch; }
.nav a { display: flex; align-items: center; padding: 0 12px; text-decoration: none; color: var(--muted); border-bottom: 2px solid transparent; margin-bottom: -1px; }
.nav a:hover { color: var(--ink); }
.nav a[aria-current="page"] { color: var(--ink); font-weight: 600; border-bottom-color: var(--accent); }
.user { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 13px; }
.content { max-width: 1240px; margin: 0 auto; padding: 24px; }
.page-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 18px; }
.page-head h1 { font-size: 20px; letter-spacing: -0.02em; }
.page-head .spacer { flex: 1; }
.back { display: inline-block; color: var(--muted); text-decoration: none; font-size: 13px; margin-bottom: 8px; }
.back:hover { color: var(--ink); text-decoration: underline; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 18px; }
.panel > h2 { font-size: 14px; margin-bottom: 4px; }
.panel > .desc { color: var(--muted); font-size: 12.5px; margin-bottom: 14px; }
.panel > h2 + :not(.desc) { margin-top: 12px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; align-items: start; }
.stack { display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; margin-top: 16px; }
.muted { color: var(--muted); }
.small { font-size: 12.5px; }
.mono { font-family: var(--mono); }
.nowrap { white-space: nowrap; }

/* banner */
.banner { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; border-radius: 8px; padding: 10px 14px; margin-bottom: 16px; font-weight: 600; background: var(--danger-soft); color: var(--danger); border: 1px solid #f4c7c2; }
.banner a { font-weight: 400; }

/* stat tiles */
.tiles { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 12px; margin-bottom: 16px; }
.tile { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; }
.tile .label { color: var(--muted); font-size: 12.5px; }
.tile .value { font-size: 26px; font-weight: 700; letter-spacing: -0.02em; line-height: 1.25; font-variant-numeric: tabular-nums; margin-top: 2px; }
.tile .sub { color: var(--muted); font-size: 12px; }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 7px 13px; border-radius: 7px; border: 1px solid var(--line-strong); background: var(--panel); cursor: pointer; white-space: nowrap; }
.btn:hover:not(:disabled) { background: var(--neutral-soft); }
.btn:disabled { opacity: .5; cursor: default; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
.btn.primary:hover:not(:disabled) { background: var(--accent-hover); }
.btn.danger { background: var(--danger); border-color: var(--danger); color: #fff; font-weight: 600; }
.btn.danger:hover:not(:disabled) { background: var(--danger-hover); }
.btn.danger-outline { color: var(--danger); border-color: #e7b4ae; }
.btn.danger-outline:hover:not(:disabled) { background: var(--danger-soft); }
.btn.sm { padding: 3px 9px; font-size: 12.5px; border-radius: 6px; }
.link-btn { border: 0; background: none; padding: 0; color: var(--muted); cursor: pointer; text-decoration: underline; font-size: 13px; }
.link-btn:hover { color: var(--ink); }

/* forms */
.field { display: block; margin-bottom: 12px; }
.field > .name { display: block; font-weight: 600; font-size: 13px; margin-bottom: 5px; }
.field > .help { display: block; color: var(--muted); font-size: 12px; margin-top: 4px; }
input[type=text], input[type=password], input[type=date], input[type=number], input[type=search], input[type=url], textarea {
  width: 100%; padding: 8px 10px; border: 1px solid var(--line-strong); border-radius: 7px; background: #fff; }
textarea { min-height: 72px; resize: vertical; }
.row-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 6px; }
.check { display: flex; gap: 9px; align-items: flex-start; padding: 7px 0; cursor: pointer; }
.check input { margin: 3px 0 0; width: 15px; height: 15px; accent-color: var(--accent); flex: none; }
.check .help { display: block; color: var(--muted); font-size: 12px; }
.group-title { font-size: 12.5px; color: var(--muted); font-weight: 600; margin: 12px 0 2px; }
.group-title:first-of-type { margin-top: 0; }
.form-foot { display: flex; align-items: center; justify-content: flex-end; gap: 10px; margin-top: 4px; flex-wrap: wrap; }
.form-error { color: var(--danger); font-size: 13px; margin-right: auto; }
.save-state { color: var(--muted); font-size: 12.5px; }

/* tables */
.toolbar { display: flex; gap: 10px; align-items: center; margin-bottom: 12px; flex-wrap: wrap; }
.toolbar input[type=search] { max-width: 280px; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 10px; background: var(--panel); }
table { border-collapse: collapse; width: 100%; font-size: 13px; }
th, td { padding: 9px 12px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: middle; }
tbody tr:last-child td { border-bottom: 0; }
th { font-weight: 600; color: var(--muted); font-size: 12px; white-space: nowrap; background: #fbfbf8; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tr.clickable { cursor: pointer; }
tr.clickable:hover td { background: #fafaf7; }
td a.title { font-weight: 600; text-decoration: none; }
td a.title:hover { text-decoration: underline; }
.panel .table-wrap { border-radius: 8px; }
.actions { display: flex; gap: 6px; justify-content: flex-end; flex-wrap: wrap; }
.empty { padding: 28px 12px; text-align: center; color: var(--muted); }
.feed { list-style: none; margin: 0; padding: 0; }
.feed li { padding: 8px 0; border-bottom: 1px solid var(--line); font-size: 13px; }
.feed li:last-child { border-bottom: 0; }
.feed time { color: var(--muted); font-size: 12px; display: block; }

/* badges: 색과 함께 글자로도 상태를 알린다 */
.badge { display: inline-flex; align-items: center; gap: 5px; padding: 1px 8px; border-radius: 999px; font-size: 12px; font-weight: 600; white-space: nowrap; }
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.badge.good { background: var(--soft); color: var(--accent); }
.badge.bad { background: var(--danger-soft); color: var(--danger); }
.badge.warn { background: var(--warn-soft); color: var(--warn); }
.badge.neutral { background: var(--neutral-soft); color: var(--muted); }

/* login */
.login { max-width: 360px; margin: 12vh auto 0; padding: 0 16px; }
.login h1 { font-size: 18px; margin-bottom: 14px; letter-spacing: -0.02em; }

/* dialog */
dialog { border: 1px solid var(--line); border-radius: 12px; padding: 22px; width: min(480px, calc(100vw - 32px)); color: var(--ink); box-shadow: 0 12px 40px rgba(0, 0, 0, .18); }
dialog::backdrop { background: rgba(20, 20, 18, .4); }
dialog h2 { font-size: 16px; margin-bottom: 8px; }
dialog p { color: var(--muted); margin-bottom: 14px; white-space: pre-wrap; }
.dialog-foot { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }
.cred { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 8px 12px; align-items: center; margin: 12px 0 8px; }
.cred dt { color: var(--muted); font-size: 13px; }
.cred dd { margin: 0; }
.cred code { display: block; font-family: var(--mono); font-size: 14px; background: var(--neutral-soft); border-radius: 7px; padding: 9px 12px; overflow-wrap: anywhere; user-select: all; }
.cred-copy { margin: 0 0 12px; }
.key-warning { color: var(--warn); background: var(--warn-soft); border-radius: 7px; padding: 8px 11px; font-size: 12.5px; }

/* danger zone */
.stop-row { display: flex; align-items: center; justify-content: space-between; gap: 14px; flex-wrap: wrap; }
.stop-row h2 { font-size: 14px; margin-bottom: 2px; }

.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); background: var(--ink); color: #fff; padding: 9px 16px; border-radius: 8px; font-size: 13px; max-width: calc(100vw - 32px); z-index: 10; }
.toast.error { background: var(--danger); }

@media (max-width: 1080px) { .tiles { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 820px) {
  .grid-2 { grid-template-columns: minmax(0, 1fr); }
  .topbar-in, .content { padding-left: 16px; padding-right: 16px; }
  .nav { order: 3; flex-basis: 100%; overflow-x: auto; min-height: 40px; }
  .nav a { white-space: nowrap; }
  .user { margin-left: auto; }
}
@media (max-width: 480px) {
  .tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .toolbar input[type=search] { max-width: none; flex: 1 1 100%; }
}