:root {
  --bg: #f5f6f8;
  --panel: #ffffff;
  --panel-2: #f9fafb;
  --border: #e3e6eb;
  --text: #1c2430;
  --muted: #6b7584;
  --accent: #2f6fdf;
  --accent-soft: #e8f0fd;
  --ok: #1f9d55;
  --ok-soft: #e4f6ec;
  --warn: #b7791f;
  --warn-soft: #fdf3e1;
  --danger: #d64545;
  --danger-soft: #fdeaea;
  --changed: #fff6d6;
  --changed-border: #e5b93d;
  --mono: ui-monospace, "SF Mono", "Cascadia Code", Consolas, "D2Coding", monospace;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .08);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12151b;
    --panel: #1a1f27;
    --panel-2: #20262f;
    --border: #2d3440;
    --text: #e4e8ee;
    --muted: #8f99a8;
    --accent: #6b9cf5;
    --accent-soft: #1f2e4a;
    --ok: #4cc38a;
    --ok-soft: #173326;
    --warn: #e0a84a;
    --warn-soft: #3a2e16;
    --danger: #f07070;
    --danger-soft: #3d1f22;
    --changed: #3a3317;
    --changed-border: #b8932c;
    --shadow: none;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: "Pretendard", -apple-system, "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans KR", sans-serif;
  font-size: 14px;
  line-height: 1.5;
}
.muted { color: var(--muted); }
.small { font-size: 12px; }
.mono { font-family: var(--mono); }
.hidden { display: none !important; }

/* ---------- top bar / layout ---------- */
.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 20px; background: var(--panel); border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 15px; }
.brand-mark { width: 14px; height: 14px; border-radius: 4px; background: var(--accent); display: inline-block; }
.topbar-right { display: flex; align-items: center; gap: 10px; }

.layout { display: grid; grid-template-columns: 260px 1fr; min-height: calc(100vh - 53px); }
.sidebar { border-right: 1px solid var(--border); background: var(--panel); padding: 12px; }
.main { padding: 20px 24px 120px; max-width: 1100px; width: 100%; min-width: 0; }
.layout > * { min-width: 0; }
.empty { color: var(--muted); padding: 40px 0; text-align: center; }

.nav-group { margin: 10px 4px 4px; font-size: 11px; font-weight: 700; color: var(--muted); letter-spacing: .04em; }
.nav-item {
  display: flex; flex-direction: column; gap: 3px; width: 100%; text-align: left;
  padding: 9px 10px; border: 1px solid transparent; border-radius: 8px;
  background: none; color: inherit; cursor: pointer; font: inherit;
}
.nav-item:hover { background: var(--panel-2); }
.nav-item.active { background: var(--accent-soft); border-color: var(--accent); }
.nav-row { display: flex; align-items: center; gap: 7px; }
.nav-name { font-weight: 600; flex: 1; }
.nav-badges { display: flex; gap: 4px; flex-wrap: wrap; padding-left: 15px; }

.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); flex: none; }
.dot.active { background: var(--ok); }
.dot.failed, .dot.inactive { background: var(--danger); }
.dot.activating, .dot.deactivating { background: var(--warn); }

.badge {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 11px; font-weight: 600; padding: 1px 7px; border-radius: 999px;
  background: var(--panel-2); color: var(--muted); border: 1px solid var(--border); white-space: nowrap;
}
.badge-ok { background: var(--ok-soft); color: var(--ok); border-color: transparent; }
.badge-warn { background: var(--warn-soft); color: var(--warn); border-color: transparent; }
.badge-danger { background: var(--danger-soft); color: var(--danger); border-color: transparent; }
.badge-accent { background: var(--accent-soft); color: var(--accent); border-color: transparent; }

.mobile-only { display: none; }

/* ---------- header of a bot ---------- */
.bot-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; flex-wrap: wrap; }
.bot-title { font-size: 20px; font-weight: 700; margin: 0 0 2px; }
.bot-meta { color: var(--muted); font-size: 12px; font-family: var(--mono); word-break: break-all; }
.status-box {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 10px 12px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--panel);
}
.status-text { display: flex; flex-direction: column; font-size: 12px; }
.status-text b { font-size: 13px; }

.notice { margin: 14px 0 0; padding: 10px 12px; border-radius: 8px; font-size: 13px; }
.notice-warn { background: var(--warn-soft); color: var(--warn); }
.notice-danger { background: var(--danger-soft); color: var(--danger); }
.notice-info { background: var(--accent-soft); color: var(--accent); }

.tabs { overflow-x: auto; display: flex; gap: 2px; margin: 18px 0 14px; border-bottom: 1px solid var(--border); }
.tab {
  white-space: nowrap; padding: 8px 14px; border: none; background: none; color: var(--muted); font: inherit; font-weight: 600;
  cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.tab.active { color: var(--accent); border-bottom-color: var(--accent); }

/* ---------- cards / fields ---------- */
.card {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); margin-bottom: 14px;
}
.card-head {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 11px 14px; border-bottom: 1px solid var(--border);
}
.card-title { font-weight: 700; }
.card-title .mono { font-weight: 400; color: var(--muted); font-size: 12px; margin-left: 6px; }
.card-body { padding: 4px 14px 10px; }

.field {
  display: grid; grid-template-columns: minmax(170px, 260px) 1fr auto; gap: 4px 14px; align-items: center;
  padding: 9px 6px; border-bottom: 1px dashed var(--border); border-radius: 6px;
}
.field:last-child { border-bottom: none; }
.field.changed { background: var(--changed); box-shadow: inset 3px 0 0 var(--changed-border); }
.field-label { display: flex; flex-direction: column; min-width: 0; }
.field-label .ko { font-weight: 600; }
.field-label .key { font-family: var(--mono); font-size: 11.5px; color: var(--muted); word-break: break-all; }
.field-control { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; min-width: 0; }
.field-hint { grid-column: 2 / 4; color: var(--muted); font-size: 12px; }
.field-aux { color: var(--muted); font-size: 12px; }
.field-aux.bad { color: var(--danger); font-weight: 600; }
.field-actions { display: flex; gap: 4px; }

.input, select.input, textarea.input {
  font: inherit; color: var(--text); background: var(--panel);
  border: 1px solid var(--border); border-radius: 7px; padding: 6px 9px; min-width: 0;
}
.input:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }
.input.num { width: 160px; font-family: var(--mono); text-align: right; }
.input.text { width: 260px; }
.input.short { width: 120px; }
.input.invalid { border-color: var(--danger); background: var(--danger-soft); }
.raw-editor {
  width: 100%; min-height: 60vh; font-family: var(--mono); font-size: 13px; line-height: 1.55;
  padding: 12px; tab-size: 2; white-space: pre; resize: vertical;
}

/* toggle */
.toggle { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; user-select: none; }
.toggle input { display: none; }
.toggle .track {
  width: 38px; height: 22px; border-radius: 999px; background: var(--border); position: relative; transition: background .15s;
}
.toggle .track::after {
  content: ""; position: absolute; top: 3px; left: 3px; width: 16px; height: 16px; border-radius: 50%;
  background: #fff; transition: transform .15s; box-shadow: 0 1px 2px rgba(0,0,0,.25);
}
.toggle input:checked + .track { background: var(--ok); }
.toggle input:checked + .track::after { transform: translateX(16px); }
.toggle.live input:not(:checked) + .track { background: var(--danger); }
.toggle-text { font-weight: 600; font-size: 13px; }

/* list items (stocks / targets) */
.item {
  border: 1px solid var(--border); border-radius: 9px; margin: 10px 0; background: var(--panel-2);
}
.item.is-new { border-color: var(--accent); }
.item.disabled-buy { opacity: .85; }
.item-head {
  display: flex; align-items: center; justify-content: space-between; gap: 8px; flex-wrap: wrap;
  padding: 8px 10px; border-bottom: 1px solid var(--border);
}
.item-title { font-weight: 700; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.item-title .mono { color: var(--muted); font-weight: 400; font-size: 12px; }
.item-body { padding: 0 10px 6px; }
.item-body .field { grid-template-columns: minmax(150px, 230px) 1fr auto; }
.item-foot { padding: 6px 10px 10px; display: flex; gap: 8px; align-items: center; }
.sum-line { font-size: 13px; padding: 6px 2px 0; }

/* buttons */
.btn {
  font: inherit; font-weight: 600; border-radius: 8px; padding: 7px 14px; cursor: pointer;
  border: 1px solid var(--border); background: var(--panel); color: var(--text);
}
.btn:hover { border-color: var(--muted); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-primary:hover { filter: brightness(1.05); border-color: var(--accent); }
.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-ghost { background: transparent; border-color: transparent; color: var(--muted); }
.btn-ghost:hover { background: var(--panel-2); border-color: var(--border); color: var(--text); }
.btn-sm { padding: 4px 9px; font-size: 12px; }
.btn-icon { padding: 3px 8px; font-size: 12px; }
.btn-block { width: 100%; }

/* save bar */
.savebar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 30;
  background: var(--panel); border-top: 2px solid var(--changed-border); box-shadow: 0 -4px 16px rgba(0,0,0,.08);
}
.savebar-inner {
  max-width: 1100px; margin: 0 auto; padding: 12px 24px 12px 284px;
  display: flex; justify-content: space-between; align-items: center; gap: 10px;
}
#dirtyText { font-weight: 600; }
.savebar-actions { display: flex; gap: 8px; }

/* modal */
.modal { position: fixed; inset: 0; z-index: 50; background: rgba(10, 14, 20, .45); display: flex; align-items: center; justify-content: center; padding: 16px; }
.modal-card {
  background: var(--panel); border-radius: 12px; width: min(900px, 100%); max-height: 90vh;
  display: flex; flex-direction: column; border: 1px solid var(--border);
}
.modal-head { display: flex; justify-content: space-between; align-items: center; padding: 14px 18px; border-bottom: 1px solid var(--border); }
.modal-head h3 { margin: 0; font-size: 16px; }
.modal-body { padding: 14px 18px; overflow: auto; }
.modal-foot { padding: 12px 18px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 8px; flex-wrap: wrap; }

.diff {
  font-family: var(--mono); font-size: 12.5px; line-height: 1.5; border: 1px solid var(--border);
  border-radius: 8px; overflow: auto; max-height: 50vh; background: var(--panel-2); margin: 0;
}
.diff div { padding: 0 10px; white-space: pre; }
.diff .add { background: var(--ok-soft); color: var(--ok); }
.diff .del { background: var(--danger-soft); color: var(--danger); }
.diff .hunk { color: var(--accent); background: var(--accent-soft); }
.diff .meta { color: var(--muted); }

.alert { padding: 9px 12px; border-radius: 8px; margin: 0 0 10px; font-size: 13px; }
.alert ul { margin: 4px 0 0; padding-left: 18px; }
.alert-error { background: var(--danger-soft); color: var(--danger); }
.alert-warn { background: var(--warn-soft); color: var(--warn); }
.alert-ok { background: var(--ok-soft); color: var(--ok); }
.alert-info { background: var(--accent-soft); color: var(--accent); }

.logs {
  font-family: var(--mono); font-size: 12px; background: #0f1318; color: #cfd6df; padding: 12px;
  border-radius: 8px; max-height: 45vh; overflow: auto; white-space: pre-wrap; word-break: break-all; margin: 0;
}

.table { width: 100%; border-collapse: collapse; }
.table th, .table td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); font-size: 13px; }
.table th { color: var(--muted); font-weight: 600; font-size: 12px; }

.toast {
  position: fixed; left: 50%; transform: translateX(-50%); bottom: 84px; z-index: 60;
  background: var(--text); color: var(--bg); padding: 10px 16px; border-radius: 8px; font-weight: 600; box-shadow: 0 6px 20px rgba(0,0,0,.2);
  max-width: calc(100% - 32px);
}

/* login */
.login-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 16px; }
.login-card {
  width: min(360px, 100%); background: var(--panel); border: 1px solid var(--border); border-radius: 14px;
  padding: 28px 24px; box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 10px;
}
.login-card p { margin: 0 0 8px; }
.login-label { font-weight: 600; font-size: 13px; }
.login-card .input { width: 100%; padding: 9px 11px; }

/* ---------- responsive ---------- */
@media (max-width: 820px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar { border-right: none; border-bottom: 1px solid var(--border); padding: 10px 16px; }
  .desktop-only { display: none; }
  .mobile-only { display: block; width: 100%; }
  .main { padding: 16px 16px 130px; }
  .topbar { padding: 10px 16px; }
  #clock { display: none; }
  .field, .item-body .field { grid-template-columns: 1fr; }
  .field-hint { grid-column: 1; }
  .field-actions { justify-content: flex-start; }
  .input.text { width: 100%; }
  .input.num { width: 100%; max-width: 220px; }
  .card-body { padding: 4px 10px 10px; }
  .item-body { padding: 0 6px 6px; }
  .savebar-inner { padding: 10px 16px; flex-direction: column; align-items: stretch; }
  .savebar-actions { justify-content: flex-end; }
}