:root {
  --bg:      #0f1117;
  --bg2:     #1a1d27;
  --bg3:     #22263a;
  --border:  #2e3250;
  --text:    #e2e8f0;
  --muted:   #64748b;
  --green:   #22c55e;
  --red:     #ef4444;
  --blue:    #3b82f6;
  --accent:  #6366f1;
  --radius:  8px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.6;
}

/* ── Navbar ── */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  height: 52px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.brand { font-weight: 700; font-size: 1.1rem; color: var(--accent); text-decoration: none; }
.nav-links a { color: var(--muted); text-decoration: none; margin-left: 1.5rem; transition: color .15s; }
.nav-links a:hover { color: var(--text); }

/* ── Container ── */
.container { max-width: 1400px; margin: 0 auto; padding: 1.5rem 1.5rem 3rem; }

/* ── Page header ── */
.page-header { display: flex; align-items: baseline; gap: 1rem; margin-bottom: 1.25rem; }
.page-header h2 { margin: 0; }
.header-actions { margin-left: auto; display: flex; gap: .5rem; }

/* ── Typography ── */
h2 { font-size: 1.4rem; font-weight: 700; margin-bottom: 1rem; }
h3 { font-size: 1rem; font-weight: 600; margin: 1.25rem 0 .75rem; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.text-muted  { color: var(--muted); }
.text-green  { color: var(--green); }
.text-red    { color: var(--red); }
.small       { font-size: .8rem; }
.date-badge  { font-size: .85rem; font-weight: 400; color: var(--muted); }

/* ── Cards ── */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 1rem; margin-bottom: 1.5rem; }
.card  { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem 1.25rem; }
.card-label { font-size: .75rem; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; margin-bottom: .3rem; }
.card-value { font-size: 1.6rem; font-weight: 700; }
.card-sub   { font-size: .8rem; color: var(--muted); margin-top: .25rem; }

/* ── Progress bar ── */
.progress-bar { height: 4px; background: var(--border); border-radius: 2px; margin: .5rem 0; }
.progress-fill { height: 100%; background: var(--accent); border-radius: 2px; transition: width .3s; }

/* ── Table ── */
table { width: 100%; border-collapse: collapse; margin-bottom: 1.5rem; }
th, td { padding: .6rem .75rem; border-bottom: 1px solid var(--border); text-align: left; }
th { font-size: .72rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); background: var(--bg2); }
tr:hover td { background: var(--bg3); }
.row-active td { border-left: 3px solid var(--accent); }

/* ── Buttons ── */
.btn { padding: .5rem 1rem; border: none; border-radius: var(--radius); cursor: pointer; font-size: .875rem; font-weight: 500; transition: opacity .15s; }
.btn:hover { opacity: .85; }
.btn-primary   { background: var(--accent); color: #fff; }
.btn-secondary { background: var(--bg3); color: var(--text); border: 1px solid var(--border); }
.btn-danger    { background: #7f1d1d; color: #fca5a5; }
.btn-row { display: flex; gap: .5rem; margin-top: 1rem; }
.btn-sm { padding: .25rem .6rem; border: 1px solid var(--border); background: var(--bg3); color: var(--text); border-radius: 4px; cursor: pointer; font-size: .75rem; }
.btn-sm:hover { background: var(--border); }
.btn-sm.btn-danger { border-color: #7f1d1d; background: #1c0808; color: #fca5a5; }

/* ── Tabs ── */
.tabs { display: flex; gap: .5rem; margin-bottom: 1rem; border-bottom: 1px solid var(--border); }
.tab { padding: .5rem 1rem; background: none; border: none; border-bottom: 2px solid transparent; color: var(--muted); cursor: pointer; font-size: .875rem; }
.tab.active { color: var(--text); border-bottom-color: var(--accent); }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* ── Toggle switch ── */
.toggle { position: relative; display: inline-block; width: 36px; height: 20px; }
.toggle input { opacity: 0; width: 0; height: 0; }
.slider { position: absolute; inset: 0; background: var(--border); border-radius: 20px; cursor: pointer; transition: .2s; }
.slider::before { content: ''; position: absolute; width: 14px; height: 14px; left: 3px; bottom: 3px; background: #fff; border-radius: 50%; transition: .2s; }
input:checked + .slider { background: var(--accent); }
input:checked + .slider::before { transform: translateX(16px); }

/* ── Form ── */
.form-row { display: flex; flex-direction: column; gap: .25rem; margin-bottom: .75rem; }
.form-row label { font-size: .75rem; color: var(--muted); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 1rem; }
input[type="text"], input[type="number"], input[type="date"], input[type="password"], select, textarea {
  background: var(--bg3); border: 1px solid var(--border); color: var(--text);
  padding: .45rem .65rem; border-radius: 6px; font-size: .875rem; width: 100%;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
textarea { resize: vertical; font-family: monospace; }

/* ── Two column layout ── */
.two-col { display: grid; grid-template-columns: 380px 1fr; gap: 1.25rem; }
.panel { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.25rem; }

/* ── Option picker ── */
.option-picker { max-height: 320px; overflow-y: auto; margin-bottom: 1rem; }
.option-group { margin-bottom: 1rem; }
.option-group-label { font-size: .7rem; text-transform: uppercase; letter-spacing: .07em; color: var(--muted); margin-bottom: .4rem; }
.option-check { display: flex; align-items: center; gap: .5rem; padding: .3rem .25rem; border-radius: 4px; cursor: pointer; }
.option-check:hover { background: var(--bg3); }
.option-check.dimmed { opacity: .4; }
.option-check input[type="checkbox"] { accent-color: var(--accent); }

/* ── Stat grid ── */
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: .75rem; }
.stat-box { background: var(--bg3); border-radius: 6px; padding: .75rem; }
.stat-label { font-size: .7rem; color: var(--muted); text-transform: uppercase; }
.stat-val { font-size: 1.3rem; font-weight: 700; margin-top: .2rem; }

/* ── Badge ── */
.badge { display: inline-block; padding: .15rem .45rem; border-radius: 999px; font-size: .7rem; font-weight: 600; }
.badge-green { background: #14532d; color: var(--green); }
.badge-code  { background: var(--bg3); color: var(--accent); border: 1px solid var(--border); }

/* ── Modal ── */
.modal { position: fixed; inset: 0; background: rgba(0,0,0,.7); display: flex; align-items: center; justify-content: center; z-index: 200; }
.modal.hidden { display: none; }
.modal-box { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.5rem; min-width: 360px; max-width: 560px; width: 90%; }
.modal-box.wide { max-width: 800px; }
.modal-actions { display: flex; gap: .5rem; justify-content: flex-end; margin-top: 1rem; }

/* ── Login ── */
.login-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-box { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 2rem; width: 320px; }
.login-box h1 { margin-bottom: 1.5rem; text-align: center; color: var(--accent); }
.login-box input { margin-bottom: .75rem; }
.login-box button { width: 100%; }
.error { color: var(--red); font-size: .85rem; margin-bottom: .75rem; }

/* ── Perf cell ── */
.perf-cell { text-align: center; min-width: 80px; }
.priority-input { background: var(--bg3); border: 1px solid var(--border); color: var(--text); border-radius: 4px; padding: .25rem .4rem; font-size: .8rem; }

code { background: var(--bg3); border: 1px solid var(--border); border-radius: 4px; padding: .1rem .35rem; font-size: .8rem; font-family: monospace; color: var(--accent); }