/* ── Reset & Base ─────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #0f172a;
  --surface:   #1e293b;
  --surface2:  #273549;
  --border:    #334155;
  --primary:   #3b82f6;
  --primary-h: #2563eb;
  --success:   #10b981;
  --danger:    #ef4444;
  --warning:   #f59e0b;
  --purple:    #8b5cf6;
  --text:      #e2e8f0;
  --text2:     #94a3b8;
  --text3:     #64748b;
  --sidebar-w: 220px;
  --nav-h:     60px;
  --radius:    12px;
}

html, body { height: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
}

/* ── Login ────────────────────────────────────────────────────────────────── */
#login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse at 50% 0%, #1e3a5f 0%, var(--bg) 70%);
  padding: 20px;
}

.login-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 40px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 24px 48px rgba(0,0,0,.4);
}

.login-logo {
  text-align: center;
  margin-bottom: 32px;
}

.login-logo .icon { font-size: 3rem; display: block; margin-bottom: 8px; }
.login-logo h1 { font-size: 1.4rem; font-weight: 700; }
.login-logo p { color: var(--text2); font-size: 0.85rem; }
.login-logo-img { width: 72px; height: 72px; display: block; margin: 0 auto 12px; }

.form-group { margin-bottom: 16px; }

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text2);
  text-transform: uppercase;
  letter-spacing: .5px;
  margin-bottom: 6px;
}

.form-group input[type="text"],
.form-group input[type="password"],
.form-group input[type="email"],
.form-group input[type="number"],
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  color: var(--text);
  font-size: 14px;
  transition: border-color .2s;
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--primary); }

.form-group textarea { resize: vertical; min-height: 80px; }

.form-check {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text2);
  margin-bottom: 20px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 20px;
  border: none;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all .15s;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  text-decoration: none;
}

.btn:active:not(:disabled) { transform: scale(.97); }
.btn:disabled { opacity: .4; cursor: not-allowed; transform: none !important; }

.btn-primary  { background: var(--primary); color: #fff; }
.btn-primary:hover:not(:disabled)  { background: var(--primary-h); }
.btn-success  { background: var(--success); color: #fff; }
.btn-success:hover:not(:disabled)  { background: #0d9668; }
.btn-danger   { background: var(--danger);  color: #fff; }
.btn-danger:hover:not(:disabled)   { background: #dc2626; }
.btn-warning  { background: var(--warning); color: #000; }
.btn-secondary{ background: var(--surface2); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover:not(:disabled){ background: var(--border); }
.btn-ghost    { background: transparent; color: var(--text2); border: 1px solid var(--border); }
.btn-ghost:hover:not(:disabled){ background: var(--surface2); color: var(--text); }
.btn-full     { width: 100%; }
.btn-sm       { padding: 6px 14px; font-size: 12px; }
.btn-lg       { padding: 14px 28px; font-size: 1rem; }

.login-error {
  background: #3d0f0f;
  color: #fca5a5;
  border: 1px solid #7f1d1d;
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 0.85rem;
  margin-bottom: 16px;
  display: none;
}
.login-error.visible { display: block; }

/* ── App Shell ────────────────────────────────────────────────────────────── */
#app-screen {
  display: flex;
  min-height: 100vh;
}

/* ── Sidebar ──────────────────────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 50;
  transition: transform .3s;
}

.sidebar-brand {
  padding: 20px 16px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-brand .brand-logo { width: 40px; height: 40px; flex-shrink: 0; }
.sidebar-brand .brand-name { font-size: 1rem; font-weight: 700; }
.sidebar-brand .brand-sub  { font-size: 0.7rem; color: var(--text3); }

.sidebar-nav { flex: 1; padding: 12px 8px; overflow-y: auto; }

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--text2);
  cursor: pointer;
  transition: all .15s;
  font-size: 0.88rem;
  font-weight: 500;
  margin-bottom: 2px;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  -webkit-tap-highlight-color: transparent;
}

.nav-item:hover { background: var(--surface2); color: var(--text); }
.nav-item.active { background: rgba(59,130,246,.15); color: var(--primary); }
.nav-item .nav-icon { font-size: 1.1rem; width: 22px; text-align: center; flex-shrink: 0; }
.nav-item .nav-badge {
  margin-left: auto;
  background: var(--primary);
  color: #fff;
  font-size: 0.65rem;
  padding: 1px 6px;
  border-radius: 10px;
  font-weight: 700;
}

.sidebar-footer {
  padding: 12px 8px 16px;
  border-top: 1px solid var(--border);
}

.sidebar-user {
  padding: 8px 12px;
  border-radius: 8px;
  margin-bottom: 4px;
}

.sidebar-user .user-name { font-size: 0.85rem; font-weight: 600; }
.sidebar-user .user-role {
  font-size: 0.7rem;
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: .5px;
}

.role-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .5px;
}
.role-adminmaster { background: rgba(239,68,68,.2); color: #fca5a5; }
.role-admin       { background: rgba(59,130,246,.2); color: #93c5fd; }
.role-user        { background: rgba(16,185,129,.2); color: #6ee7b7; }

/* ── Main Content ─────────────────────────────────────────────────────────── */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-w);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.topbar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 40;
}

.topbar-title { font-size: 1rem; font-weight: 700; }
.topbar-actions { display: flex; gap: 8px; align-items: center; }

.status-indicator {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--text2);
}

.status-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--text3);
  flex-shrink: 0;
}
.status-dot.ok      { background: var(--success); box-shadow: 0 0 6px var(--success); }
.status-dot.error   { background: var(--danger);  box-shadow: 0 0 6px var(--danger); }
.status-dot.loading { background: var(--warning); animation: pulse 1s infinite; }

@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.4} }

.page-content { padding: 24px; flex: 1; max-width: 900px; }

/* ── Cards ────────────────────────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.card-title { font-size: 0.9rem; font-weight: 700; color: var(--text2); text-transform: uppercase; letter-spacing: .5px; }

/* ── Barrier Control Buttons ──────────────────────────────────────────────── */
.barrier-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.barrier-btn {
  border: none;
  border-radius: 16px;
  padding: 28px 16px;
  font-size: 0.95rem;
  font-weight: 800;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  transition: all .15s;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  letter-spacing: .5px;
}

.barrier-btn:active:not(:disabled) { transform: scale(.96); }
.barrier-btn:disabled { opacity: .35; cursor: not-allowed; transform: none !important; }
.barrier-btn .b-icon { font-size: 2rem; }

.bb-open  { background: linear-gradient(135deg, #059669, #10b981); color: #fff; }
.bb-close { background: linear-gradient(135deg, #dc2626, #ef4444); color: #fff; }
.bb-step  { background: linear-gradient(135deg, #7c3aed, #8b5cf6); color: #fff; grid-column: span 2; }
.bb-stop  { background: linear-gradient(135deg, #374151, #4b5563); color: #fff; grid-column: span 2; }

/* ── Barrier SVG Animation ────────────────────────────────────────────────── */
.barrier-visual {
  background: var(--bg);
  border-radius: 10px;
  padding: 12px 16px 8px;
  margin-bottom: 20px;
}

#barrier-svg {
  display: block;
  width: 100%;
  max-width: 300px;
  margin: 0 auto;
  height: auto;
}

#barrier-arm {
  transition: transform 0.75s cubic-bezier(0.4, 0, 0.2, 1);
  transform-origin: 0px 0px; /* pivotul e la (0,0) datorita wrapper-ului translate */
}

@keyframes barrierMoving {
  0%   { transform: rotate(0deg); }
  40%  { transform: rotate(-82deg); }
  60%  { transform: rotate(-82deg); }
  100% { transform: rotate(0deg); }
}

.barrier-state-row {
  text-align: center;
  padding: 6px 0 4px;
}

/* ── State Badge ──────────────────────────────────────────────────────────── */
.state-label { font-size: 1rem; font-weight: 700; letter-spacing: .5px; }
.state-open   { color: var(--success); }
.state-closed { color: var(--danger); }
.state-moving { color: var(--warning); }
.state-unknown{ color: var(--text3); }

/* ── Permissions block ────────────────────────────────────────────────────── */
.perms-block {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  margin-bottom: 20px;
}

.perms-title {
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--text3);
  margin-bottom: 10px;
}

.perm-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 8px 6px;
  border-radius: 8px;
  cursor: pointer;
  transition: background .15s;
}
.perm-row:hover { background: var(--surface2); }
.perm-row input[type=checkbox] { margin-top: 2px; accent-color: var(--primary); flex-shrink: 0; width: 16px; height: 16px; }

.perm-locked {
  color: var(--text3);
  font-size: .85rem;
  cursor: default;
  font-style: italic;
}
.perm-locked:hover { background: none; }

.perm-info { display: flex; flex-direction: column; gap: 2px; }
.perm-name { font-size: .9rem; font-weight: 600; color: var(--text); }
.perm-desc { font-size: .75rem; color: var(--text3); }

/* ── Toast ────────────────────────────────────────────────────────────────── */
#toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.toast-item {
  padding: 12px 18px;
  border-radius: 10px;
  font-size: 0.85rem;
  font-weight: 600;
  max-width: 320px;
  box-shadow: 0 8px 24px rgba(0,0,0,.4);
  animation: toastIn .25s ease;
  pointer-events: all;
}

.toast-item.success { background: #064e3b; color: #6ee7b7; border: 1px solid #10b98144; }
.toast-item.error   { background: #450a0a; color: #fca5a5; border: 1px solid #ef444444; }
.toast-item.info    { background: #1e3a5f; color: #93c5fd; border: 1px solid #3b82f644; }

@keyframes toastIn { from{opacity:0;transform:translateY(10px)} to{opacity:1;transform:translateY(0)} }

/* ── Table ────────────────────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; border-radius: 8px; border: 1px solid var(--border); }

table { width: 100%; border-collapse: collapse; }

th {
  text-align: left;
  padding: 10px 14px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--text3);
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
  vertical-align: middle;
}

tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(255,255,255,.02); }

.pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .3px;
}

.pill-open    { background: rgba(16,185,129,.15); color: #6ee7b7; }
.pill-close   { background: rgba(239,68,68,.15);  color: #fca5a5; }
.pill-step    { background: rgba(139,92,246,.15); color: #c4b5fd; }
.pill-stop    { background: rgba(100,116,139,.15);color: #94a3b8; }
.pill-ok      { background: rgba(16,185,129,.15); color: #6ee7b7; }
.pill-fail    { background: rgba(239,68,68,.15);  color: #fca5a5; }
.pill-active  { background: rgba(16,185,129,.15); color: #6ee7b7; }
.pill-inactive{ background: rgba(100,116,139,.15);color: #94a3b8; }
.pill-warn    { background: rgba(245,158,11,.15);  color: #fcd34d; }

/* ── Log tabs ─────────────────────────────────────────────────────────────── */
.log-tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.log-tab {
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text2);
  font-size: .82rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 8px;
  cursor: pointer;
  transition: all .15s;
}
.log-tab:hover { background: var(--surface); color: var(--text); }
.log-tab-active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
.emerg-log-header {
  background: rgba(239,68,68,.12);
  border: 1px solid rgba(239,68,68,.3);
  border-radius: 8px;
  padding: 10px 16px;
  margin-bottom: 12px;
  color: #fca5a5;
  font-weight: 700;
}

/* ── Modal ────────────────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.7);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fadeIn .2s;
}

@keyframes fadeIn { from{opacity:0} to{opacity:1} }

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 24px 48px rgba(0,0,0,.5);
  animation: slideUp .2s;
}

@keyframes slideUp { from{transform:translateY(16px);opacity:0} to{transform:translateY(0);opacity:1} }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.modal-title { font-size: 1.05rem; font-weight: 700; }

.modal-close {
  background: none; border: none;
  color: var(--text3); cursor: pointer;
  font-size: 1.2rem;
  padding: 4px;
  border-radius: 6px;
  transition: all .15s;
}

.modal-close:hover { background: var(--surface2); color: var(--text); }

.modal-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-top: 20px;
}

/* ── Misc ─────────────────────────────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--text3);
}

.empty-state .empty-icon { font-size: 2.5rem; margin-bottom: 12px; }
.empty-state p { font-size: 0.9rem; }

.section-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.section-title { font-size: 1.1rem; font-weight: 700; }

.loading-spinner {
  text-align: center;
  padding: 40px;
  color: var(--text3);
  font-size: 0.9rem;
}

.divider { height: 1px; background: var(--border); margin: 20px 0; }

input[type="checkbox"] { accent-color: var(--primary); width: 16px; height: 16px; cursor: pointer; }

/* ── Mobile Bottom Nav ────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    width: 260px;
  }

  .sidebar.open { transform: translateX(0); box-shadow: 4px 0 24px rgba(0,0,0,.5); }

  .main-content { margin-left: 0; }

  .page-content { padding: 16px; }

  .topbar { padding: 0 16px; }

  .bottom-nav {
    display: flex !important;
    position: fixed;
    bottom: 0; left: 0; right: 0;
    background: var(--surface);
    border-top: 1px solid var(--border);
    z-index: 50;
    padding: 4px 0 env(safe-area-inset-bottom, 4px);
  }

  .main-content { padding-bottom: var(--nav-h); }

  #toast { bottom: calc(var(--nav-h) + 16px); right: 16px; }
}

.bottom-nav { display: none; }

.bottom-nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 8px 4px;
  cursor: pointer;
  color: var(--text3);
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .3px;
  border: none;
  background: none;
  transition: color .15s;
  -webkit-tap-highlight-color: transparent;
}

.bottom-nav-item .bn-icon { font-size: 1.3rem; }
.bottom-nav-item.active { color: var(--primary); }

.sidebar-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 49;
}

@media (max-width: 768px) {
  .sidebar-overlay.visible { display: block; }
}

.hamburger {
  background: none; border: none;
  color: var(--text2); cursor: pointer;
  font-size: 1.3rem; padding: 8px;
  border-radius: 8px;
  display: none;
}

@media (max-width: 768px) {
  .hamburger { display: flex; }
}

/* ── Multi-Barrier Grid ───────────────────────────────────────────────────── */
.barriers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.barrier-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.bc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
}

.bc-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
}

.bc-host {
  font-size: .7rem;
  color: var(--text3);
  font-family: monospace;
}

.barrier-conn-status {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 6px 12px;
  border-radius: 8px;
  font-size: .8rem;
  font-weight: 600;
  margin-bottom: 8px;
}
.conn-dot {
  width: 9px; height: 9px;
  border-radius: 50%;
  flex-shrink: 0;
}
.conn-checking { background: rgba(100,116,139,.15); color: var(--text3); }
.conn-checking .conn-dot { background: var(--text3); }
.conn-ok  { background: rgba(16,185,129,.12); color: #6ee7b7; }
.conn-ok  .conn-dot { background: #10b981; box-shadow: 0 0 6px #10b981; }
.conn-err { background: rgba(239,68,68,.12); color: #fca5a5; }
.conn-err .conn-dot { background: #ef4444; animation: pulse-err 1.4s ease-in-out infinite; }
@keyframes pulse-err {
  0%,100% { box-shadow: 0 0 0 0 rgba(239,68,68,.5); }
  50%      { box-shadow: 0 0 0 5px rgba(239,68,68,0); }
}

/* ── Buton urgenta pompieri ───────────────────────────────────────────────── */
.emergency-banner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: #ef4444;
  color: #fff;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: .04em;
  text-align: center;
  padding: 14px 20px;
  border-radius: var(--radius);
  margin-bottom: 20px;
  animation: emergency-pulse 0.8s ease-in-out infinite;
  text-transform: uppercase;
}
@keyframes emergency-pulse {
  0%,100% { background: #ef4444; box-shadow: 0 0 0 0 rgba(239,68,68,.6); }
  50%      { background: #dc2626; box-shadow: 0 0 0 12px rgba(239,68,68,0); }
}

.barrier-emerg-status {
  font-size: .8rem;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 8px;
  margin-bottom: 8px;
  text-align: center;
}
.emerg-standby {
  background: rgba(100,116,139,.12);
  color: var(--text3);
}
.emerg-none {
  background: rgba(100,116,139,.08);
  color: var(--text3);
  font-weight: 400;
}
.emerg-unknown {
  background: rgba(100,116,139,.08);
  color: var(--text3);
  font-weight: 400;
}
.emerg-ok {
  background: rgba(16,185,129,.12);
  color: #6ee7b7;
}
.emerg-active {
  background: rgba(239,68,68,.2);
  color: #fca5a5;
  animation: emergency-pulse 1s ease-in-out infinite;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}
/* Istoric urgențe în card */
.emerg-history {
  border-radius: 8px;
  padding: 8px 12px;
  margin-bottom: 8px;
  border: 1px solid rgba(239,68,68,.2);
}
.emerg-history-user {
  background: rgba(239,68,68,.08);
  display: flex;
  align-items: center;
  gap: 8px;
}
.emerg-hist-count {
  font-size: 1.4rem;
  font-weight: 800;
  color: #fca5a5;
}
.emerg-hist-label {
  font-size: .8rem;
  color: var(--text2);
}
.emerg-history-admin {
  background: rgba(239,68,68,.06);
}
.emerg-hist-title {
  font-size: .75rem;
  font-weight: 700;
  color: #fca5a5;
  margin-bottom: 6px;
}
.emerg-hist-list {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.emerg-hist-row {
  font-size: .78rem;
  color: var(--text2);
  font-family: monospace;
}

.btn-emerg-ack {
  background: rgba(255,255,255,.15);
  border: 1px solid rgba(255,255,255,.3);
  color: #fff;
  font-size: .75rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 6px;
  cursor: pointer;
  white-space: nowrap;
  animation: none;
}
.btn-emerg-ack:hover { background: rgba(255,255,255,.25); }

[id^="barm-"] {
  transition: transform 0.75s cubic-bezier(0.4, 0, 0.2, 1);
  transform-origin: 0px 0px;
}

/* ── Badge (DA/NU, active) ────────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 6px;
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .3px;
}

.badge-ok  { background: rgba(16,185,129,.15); color: #6ee7b7; }
.badge-err { background: rgba(239,68,68,.15);  color: #fca5a5; }

/* ── Empty cell ───────────────────────────────────────────────────────────── */
.empty-cell { text-align: center; color: var(--text3); padding: 24px; }

/* ── Form helpers ─────────────────────────────────────────────────────────── */
.form-row2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form-row3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 10px;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: .9rem;
}

.checkbox-row input[type=checkbox] {
  width: 16px;
  height: 16px;
  accent-color: var(--primary);
  flex-shrink: 0;
}

@media (max-width: 480px) {
  .barriers-grid { grid-template-columns: 1fr; }
  .form-row2, .form-row3 { grid-template-columns: 1fr; }
}

/* ── Diagnostics DO/DI panel ──────────────────────────────────────────────── */
.do-grid, .di-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 8px;
}

.do-channel, .di-channel {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 6px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  transition: border-color .2s;
}

.do-label {
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--text3);
}

.do-state {
  font-size: .75rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
  min-width: 36px;
}

.do-state.on  { background: rgba(245,158,11,.2); color: var(--warning); }
.do-state.off { background: rgba(100,116,139,.15); color: var(--text3); }

.di-state {
  font-size: .75rem;
  font-weight: 700;
  color: var(--text3);
}

@media (max-width: 600px) {
  .do-grid, .di-grid { grid-template-columns: repeat(4, 1fr); }
}