*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --bg:       #0d0f12;
  --surface:  #13161b;
  --surface2: #1a1e25;
  --border:   #252a33;
  --accent:   #00c2a8;
  --accent2:  #0077ff;
  --warn:     #f0a500;
  --danger:   #e05252;
  --text:     #e8eaf0;
  --muted:    #6b7280;
  --mono:     'DM Mono', monospace;
  --sans:     'DM Sans', sans-serif;
}

/* ── BASE ── */
body { background:var(--bg); color:var(--text); font-family:var(--sans); font-size:14px; min-height:100vh; display:flex; flex-direction:column; }

/* ── HEADER ── */
header { display:flex; align-items:center; justify-content:space-between; padding:0 32px; height:56px; background:var(--surface); border-bottom:1px solid var(--border); position:sticky; top:0; z-index:100; }
.logo { font-family:var(--mono); font-size:18px; font-weight:500; color:var(--accent); letter-spacing:-0.5px; }
.logo span { color:var(--muted); font-weight:300; font-size:13px; margin-left:10px; }
.header-right { display:flex; align-items:center; gap:20px; }
.status-indicator { display:flex; align-items:center; gap:7px; font-family:var(--mono); font-size:11px; color:var(--muted); }
.dot { width:7px; height:7px; border-radius:50%; background:var(--accent); animation:pulse 2s infinite; }
.dot.offline { background:var(--danger); animation:none; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.4} }
.btn-logout { background:none; border:1px solid var(--border); color:var(--muted); font-family:var(--mono); font-size:11px; padding:5px 12px; border-radius:4px; cursor:pointer; transition:all 0.15s; }
.btn-logout:hover { border-color:var(--danger); color:var(--danger); }

/* ── LAYOUT ── */
.layout { display:flex; flex:1; overflow:hidden; }
nav { width:210px; background:var(--surface); border-right:1px solid var(--border); padding:24px 0; flex-shrink:0; overflow-y:auto; }
.nav-section { padding:0 16px; margin-bottom:24px; }
.nav-label { font-family:var(--mono); font-size:9px; letter-spacing:2px; text-transform:uppercase; color:var(--muted); margin-bottom:8px; padding:0 8px; }
.nav-item { display:flex; align-items:center; gap:10px; padding:8px 12px; border-radius:6px; cursor:pointer; color:var(--muted); font-size:13px; transition:all 0.15s; border:none; background:none; width:100%; text-align:left; position:relative; }
.nav-item:hover { background:var(--surface2); color:var(--text); }
.nav-item.active { background:var(--surface2); color:var(--accent); font-weight:500; }
.nav-icon { font-size:15px; width:18px; text-align:center; flex-shrink:0; }
.nav-badge { background:var(--danger); color:#fff; font-family:var(--mono); font-size:9px; padding:2px 5px; border-radius:10px; margin-left:auto; }

main { flex:1; padding:32px; overflow-y:auto; }
.view { display:none; animation:fadein 0.15s ease; }
.view.active { display:block; }
@keyframes fadein { from{opacity:0;transform:translateY(6px)} to{opacity:1;transform:translateY(0)} }

/* ── PAGE HEADER ── */
.page-header { display:flex; align-items:flex-start; justify-content:space-between; margin-bottom:32px; flex-wrap:wrap; gap:12px; }
.page-title { font-size:22px; font-weight:600; letter-spacing:-0.5px; }
.page-subtitle { font-family:var(--mono); font-size:11px; color:var(--muted); margin-top:4px; }

/* ── STAT CARDS ── */
.stats { display:grid; grid-template-columns:repeat(5,1fr); gap:16px; margin-bottom:24px; }
.stat-card { background:var(--surface); border:1px solid var(--border); border-radius:10px; padding:20px; position:relative; overflow:hidden; }
.stat-card::before { content:''; position:absolute; top:0;left:0;right:0; height:2px; background:var(--accent); transition:background 0.3s; }
.stat-card.warn::before { background:var(--warn); }
.stat-card.info::before { background:var(--accent2); }
.stat-card.danger::before { background:var(--danger); }
.stat-label { font-family:var(--mono); font-size:10px; letter-spacing:1.5px; text-transform:uppercase; color:var(--muted); margin-bottom:10px; }
.stat-value { font-family:var(--mono); font-size:28px; font-weight:500; line-height:1; }
.stat-sub { font-size:11px; color:var(--muted); margin-top:6px; }

/* ── TABLES ── */
.table-wrap { background:var(--surface); border:1px solid var(--border); border-radius:10px; overflow:hidden; margin-bottom:24px; }
.table-header { display:flex; align-items:center; justify-content:space-between; padding:16px 20px; border-bottom:1px solid var(--border); flex-wrap:wrap; gap:8px; }
.table-title { font-family:var(--mono); font-size:12px; color:var(--muted); letter-spacing:1px; text-transform:uppercase; }
table { width:100%; border-collapse:collapse; }
th { font-family:var(--mono); font-size:10px; letter-spacing:1.5px; text-transform:uppercase; color:var(--muted); text-align:left; padding:10px 20px; border-bottom:1px solid var(--border); font-weight:400; white-space:nowrap; }
td { padding:12px 20px; border-bottom:1px solid var(--border); font-size:13px; vertical-align:middle; }
tr:last-child td { border-bottom:none; }
tr.clickable:hover td { background:var(--surface2); cursor:pointer; }
.mono { font-family:var(--mono); font-size:12px; }
.truncate { max-width:200px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; display:block; }

/* ── BADGES ── */
.badge { display:inline-flex; align-items:center; gap:5px; font-family:var(--mono); font-size:10px; padding:3px 8px; border-radius:4px; font-weight:500; letter-spacing:0.5px; white-space:nowrap; }
.badge-green  { background:rgba(0,194,168,0.12);  color:var(--accent); }
.badge-blue   { background:rgba(0,119,255,0.12);  color:var(--accent2); }
.badge-warn   { background:rgba(240,165,0,0.12);  color:var(--warn); }
.badge-danger { background:rgba(224,82,82,0.12);  color:var(--danger); }
.badge-muted  { background:rgba(107,114,128,0.15);color:var(--muted); }

/* ── BUTTONS ── */
.btn { display:inline-flex; align-items:center; gap:7px; font-family:var(--mono); font-size:12px; font-weight:500; padding:8px 16px; border-radius:6px; cursor:pointer; border:none; transition:all 0.15s; letter-spacing:0.3px; white-space:nowrap; }
.btn-primary { background:var(--accent); color:#000; }
.btn-primary:hover { background:#00d9bc; }
.btn-ghost { background:none; border:1px solid var(--border); color:var(--muted); }
.btn-ghost:hover { border-color:var(--accent); color:var(--accent); }
.btn-danger-ghost { background:none; border:1px solid var(--border); color:var(--muted); }
.btn-danger-ghost:hover { border-color:var(--danger); color:var(--danger); }
.btn-sm { font-size:11px; padding:5px 10px; }

/* ── FORMS ── */
.form-grid { display:grid; grid-template-columns:1fr 1fr; gap:20px; max-width:700px; }
.form-group { display:flex; flex-direction:column; gap:7px; }
.form-group.full { grid-column:1/-1; }
label { font-family:var(--mono); font-size:10px; letter-spacing:1.5px; text-transform:uppercase; color:var(--muted); }
input, select, textarea { background:var(--surface); border:1px solid var(--border); color:var(--text); font-family:var(--mono); font-size:13px; padding:10px 14px; border-radius:6px; outline:none; transition:border-color 0.15s; appearance:none; width:100%; }
input:focus, select:focus, textarea:focus { border-color:var(--accent); }
input::placeholder, textarea::placeholder { color:var(--muted); }
textarea { resize:vertical; min-height:80px; }
.consent-wrap { display:flex; align-items:flex-start; gap:10px; background:var(--surface); border:1px solid var(--border); border-radius:6px; padding:12px 14px; }
.consent-wrap input[type=checkbox] { width:16px; height:16px; accent-color:var(--accent); padding:0; flex-shrink:0; margin-top:2px; }
.consent-wrap label { font-family:var(--sans); font-size:13px; text-transform:none; letter-spacing:0; color:var(--text); cursor:pointer; }
.form-actions { display:flex; gap:12px; margin-top:8px; grid-column:1/-1; flex-wrap:wrap; }
.search-input { background:var(--surface2); border:1px solid var(--border); color:var(--text); font-family:var(--mono); font-size:12px; padding:6px 12px; border-radius:6px; outline:none; width:220px; transition:border-color 0.15s; }
.search-input:focus { border-color:var(--accent); }
.search-input::placeholder { color:var(--muted); }
select option { background:var(--surface2); }

/* ── PANELS ── */
.panel { background:var(--surface); border:1px solid var(--border); border-radius:10px; padding:28px; margin-bottom:24px; }
.panel-title { font-family:var(--mono); font-size:11px; letter-spacing:1.5px; text-transform:uppercase; color:var(--muted); margin-bottom:20px; display:flex; justify-content:space-between; align-items:center; }

/* ── DETAIL GRID ── */
.detail-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; margin-bottom:24px; }
.detail-card { background:var(--surface); border:1px solid var(--border); border-radius:8px; padding:16px; }
.detail-label { font-family:var(--mono); font-size:10px; letter-spacing:1px; text-transform:uppercase; color:var(--muted); margin-bottom:6px; }
.detail-value { font-family:var(--mono); font-size:14px; color:var(--text); }

.back-btn { display:inline-flex; align-items:center; gap:6px; font-family:var(--mono); font-size:11px; color:var(--muted); background:none; border:none; cursor:pointer; margin-bottom:20px; padding:0; transition:color 0.15s; }
.back-btn:hover { color:var(--accent); }

/* ── ALERTS ── */
.alert-banner { background:rgba(224,82,82,0.08); border:1px solid rgba(224,82,82,0.25); border-radius:10px; overflow:hidden; margin-bottom:24px; }
.alert-banner-header { display:flex; align-items:center; justify-content:space-between; padding:14px 20px; border-bottom:1px solid rgba(224,82,82,0.15); }
.alert-banner-title { font-family:var(--mono); font-size:12px; color:var(--danger); letter-spacing:1px; text-transform:uppercase; display:flex; align-items:center; gap:8px; }
.alert-row { display:flex; align-items:center; justify-content:space-between; padding:12px 20px; border-bottom:1px solid rgba(224,82,82,0.1); gap:16px; flex-wrap:wrap; }
.alert-row:last-child { border-bottom:none; }
.alert-row-left { display:flex; align-items:flex-start; gap:12px; flex:1; }
.alert-mrn { font-family:var(--mono); font-size:12px; color:var(--accent); cursor:pointer; flex-shrink:0; white-space:nowrap; }
.alert-mrn:hover { text-decoration:underline; }
.alert-message { font-size:13px; color:var(--text); }
.alert-time { font-family:var(--mono); font-size:10px; color:var(--muted); margin-top:3px; }

/* ── PROM TRACKER CARDS ── */
.prom-track-card { background:var(--surface); border:1px solid var(--border); border-radius:10px; margin-bottom:12px; overflow:hidden; }
.prom-track-header { display:flex; align-items:center; justify-content:space-between; padding:16px 20px; cursor:pointer; transition:background 0.15s; }
.prom-track-header:hover { background:var(--surface2); }
.prom-track-left { display:flex; align-items:center; gap:14px; }
.prom-track-name { font-size:14px; font-weight:500; }
.prom-track-meta { font-family:var(--mono); font-size:11px; color:var(--muted); margin-top:3px; }
.prom-track-right { display:flex; align-items:center; gap:12px; }
.prom-track-body { display:none; padding:0 20px 20px; border-top:1px solid var(--border); }
.prom-track-body.open { display:block; }
.status-icon { font-size:18px; flex-shrink:0; }

/* ── PROGRESS BAR ── */
.progress-wrap { margin:16px 0 12px; }
.progress-label { font-family:var(--mono); font-size:10px; color:var(--muted); margin-bottom:6px; display:flex; justify-content:space-between; }
.progress-bar { background:var(--surface2); border-radius:4px; height:6px; overflow:hidden; }
.progress-fill { height:100%; border-radius:4px; transition:width 0.4s; background:var(--accent); }
.progress-fill.warn { background:var(--warn); }

/* ── ANSWER LIST ── */
.answer-list { display:flex; flex-direction:column; gap:8px; margin-top:12px; }
.answer-item { background:var(--surface2); border-radius:6px; padding:12px 14px; }
.answer-q { font-family:var(--mono); font-size:10px; color:var(--muted); margin-bottom:4px; }
.answer-val { font-family:var(--mono); font-size:11px; color:var(--accent); margin-top:3px; }

/* ── PROM BUILDER ── */
.question-item { background:var(--surface2); border:1px solid var(--border); border-radius:8px; padding:16px; margin-bottom:12px; }
.q-header { display:flex; justify-content:space-between; align-items:center; margin-bottom:12px; }
.q-number { font-family:var(--mono); font-size:10px; color:var(--muted); }
.option-grid-header { display:grid; grid-template-columns:50px 1fr 130px 140px 80px auto; gap:6px; margin-bottom:4px; padding:0 2px; }
.option-grid-header span { font-family:var(--mono); font-size:10px; color:var(--muted); }
.option-row { display:grid; grid-template-columns:50px 1fr 130px 140px 80px auto; gap:6px; align-items:center; margin-bottom:6px; }
.option-row input, .option-row select { padding:6px 8px; font-size:11px; }
.remove-btn { background:none; border:none; color:var(--muted); cursor:pointer; font-size:16px; padding:0 4px; transition:color 0.15s; line-height:1; }
.remove-btn:hover { color:var(--danger); }
.inline-alert-row { display:flex; align-items:center; gap:10px; margin-bottom:10px; padding-left:2px; }
.inline-alert-row label { display:flex; align-items:center; gap:6px; text-transform:none; letter-spacing:0; font-size:12px; color:var(--muted); cursor:pointer; }
.inline-alert-row input[type=checkbox] { width:14px; height:14px; padding:0; accent-color:var(--accent); }
.rule-item { background:var(--surface2); border:1px solid var(--border); border-radius:8px; padding:16px; margin-bottom:12px; }
.rule-header { display:flex; justify-content:space-between; align-items:center; margin-bottom:14px; }
.rule-number { font-family:var(--mono); font-size:10px; color:var(--muted); }
.rule-row { display:flex; flex-wrap:wrap; gap:10px; align-items:flex-end; margin-bottom:12px; }
.and-section { padding-left:16px; border-left:2px solid var(--border); margin-bottom:12px; }

/* ── NODE CARDS ── */
.nodes-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(220px,1fr)); gap:16px; margin-bottom:24px; }
.node-card { background:var(--surface); border:1px solid var(--border); border-radius:10px; padding:18px; position:relative; overflow:hidden; }
.node-card::before { content:''; position:absolute; top:0;left:0;right:0; height:2px; background:var(--muted); }
.node-card.online::before { background:var(--accent); }
.node-card.offline::before { background:var(--danger); }
.node-card.busy::before { background:var(--warn); }
.node-name { font-family:var(--mono); font-size:13px; font-weight:500; margin-bottom:10px; display:flex; align-items:center; gap:8px; }
.node-caps { display:flex; gap:6px; flex-wrap:wrap; margin-bottom:10px; }
.node-meta { font-family:var(--mono); font-size:10px; color:var(--muted); line-height:1.8; }

/* ── MODAL ── */
.modal-overlay { position:fixed; inset:0; background:rgba(0,0,0,0.7); z-index:300; display:flex; align-items:center; justify-content:center; opacity:0; pointer-events:none; transition:opacity 0.2s; }
.modal-overlay.open { opacity:1; pointer-events:all; }
.modal { background:var(--surface); border:1px solid var(--border); border-radius:14px; padding:32px; width:500px; max-width:90vw; max-height:85vh; overflow-y:auto; transform:translateY(16px); transition:transform 0.2s; }
.modal-overlay.open .modal { transform:translateY(0); }
.modal-title { font-size:16px; font-weight:600; margin-bottom:6px; }
.modal-sub { font-family:var(--mono); font-size:11px; color:var(--muted); margin-bottom:24px; }
.modal-actions { display:flex; gap:12px; margin-top:24px; justify-content:flex-end; }

/* ── TABS ── */
.tabs { display:flex; border-bottom:1px solid var(--border); margin-bottom:24px; }
.tab { font-family:var(--mono); font-size:12px; padding:10px 20px; cursor:pointer; color:var(--muted); border:none; background:none; border-bottom:2px solid transparent; margin-bottom:-1px; transition:all 0.15s; }
.tab.active { color:var(--accent); border-bottom-color:var(--accent); }
.tab:hover:not(.active) { color:var(--text); }
.tab-content { display:none; }
.tab-content.active { display:block; }

/* ── LOGIN ── */
#login-screen { position:fixed; inset:0; background:var(--bg); display:flex; align-items:center; justify-content:center; z-index:200; }
.login-box { background:var(--surface); border:1px solid var(--border); border-radius:14px; padding:48px; width:400px; max-width:90vw; }
.login-logo { font-family:var(--mono); font-size:36px; font-weight:500; color:var(--accent); margin-bottom:4px; letter-spacing:-1px; }
.login-tagline { font-size:13px; color:var(--muted); margin-bottom:36px; }
.login-note { font-family:var(--mono); font-size:10px; color:var(--muted); text-align:center; margin-top:24px; line-height:1.8; border-top:1px solid var(--border); padding-top:16px; }

/* ── MISC ── */
.empty { text-align:center; padding:48px 20px; color:var(--muted); }
.empty-icon { font-size:28px; margin-bottom:10px; opacity:0.5; }
.empty-text { font-size:13px; }

#toast { position:fixed; bottom:32px; right:32px; background:var(--surface2); border:1px solid var(--border); border-radius:8px; padding:14px 20px; font-family:var(--mono); font-size:12px; opacity:0; transform:translateY(12px); transition:all 0.25s; pointer-events:none; z-index:999; max-width:340px; }
#toast.show { opacity:1; transform:translateY(0); }
#toast.success { border-color:var(--accent); color:var(--accent); }
#toast.error { border-color:var(--danger); color:var(--danger); }

@media(max-width:1100px) { .stats { grid-template-columns:repeat(3,1fr); } }
@media(max-width:900px) {
  .stats { grid-template-columns:repeat(2,1fr); }
  .detail-grid { grid-template-columns:repeat(2,1fr); }
  nav { width:56px; }
  .nav-item span:not(.nav-icon) { display:none; }
  .nav-label { display:none; }
}