:root {
  --bg-0: #070b14;
  --bg-1: #0e1422;
  --bg-2: #151d2e;
  --bg-3: #1d2740;
  --fg: #e7ecf6;
  --muted: #8893ad;
  --dim: #5b6890;
  --accent: #74ff8a;
  --info: #7ab8ff;
  --warn: #ffb347;
  --danger: #ff6b6b;
  --purple: #c4a8ff;
  --border: rgba(255,255,255,0.07);
  --card-bg: linear-gradient(180deg, rgba(255,255,255,.025), rgba(255,255,255,.005));
}

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

html, body {
  height: 100%;
  background: var(--bg-0);
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  overscroll-behavior: none;
}

body {
  background:
    radial-gradient(1100px 800px at 80% -10%, rgba(116,255,138,.04), transparent 55%),
    var(--bg-0);
}

/* ── Screens ─────────────────────────────────────────────── */
.screen { display: none; height: 100dvh; overflow: hidden; flex-direction: column; }
.screen.is-active { display: flex; }

/* ── Login ───────────────────────────────────────────────── */
#screen-login {
  align-items: center;
  justify-content: center;
  padding: 24px;
  background:
    radial-gradient(900px 700px at 50% 30%, rgba(116,255,138,.05), transparent 60%),
    var(--bg-0);
}

.login-card {
  width: 100%;
  max-width: 380px;
  background: var(--card-bg);
  background-color: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 36px 32px;
}

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

.login-brand .brand-icon {
  font-size: 40px;
  margin-bottom: 12px;
}

.login-brand h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--fg);
}

.login-brand p {
  font-size: 12.5px;
  color: var(--muted);
  margin-top: 4px;
}

.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 11px;
  font-family: 'JetBrains Mono', monospace;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: 6px;
}

.form-group input {
  width: 100%;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  font-size: 15px;
  padding: 11px 14px;
  outline: none;
  transition: border-color 0.15s;
}

.form-group input:focus {
  border-color: rgba(116,255,138,0.4);
}

.btn-primary {
  width: 100%;
  background: var(--accent);
  color: #070b14;
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  font-weight: 700;
  border: none;
  border-radius: 10px;
  padding: 13px;
  cursor: pointer;
  transition: opacity 0.15s;
  margin-top: 8px;
}

.btn-primary:hover { opacity: 0.88; }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }

.login-error {
  background: rgba(255,107,107,0.1);
  border: 1px solid rgba(255,107,107,0.3);
  border-radius: 8px;
  color: var(--danger);
  font-size: 13px;
  padding: 10px 14px;
  margin-top: 14px;
  display: none;
}
.login-error.show { display: block; }

/* ── App shell ───────────────────────────────────────────── */
.app-header {
  background: var(--bg-1);
  border-bottom: 1px solid var(--border);
  padding: 0 20px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.app-header .brand {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--fg);
}

.app-header .brand span { color: var(--accent); }

.header-right { display: flex; align-items: center; gap: 12px; }

.user-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 5px 12px 5px 6px;
  cursor: pointer;
}

.user-avatar {
  width: 28px; height: 28px;
  background: linear-gradient(135deg, var(--accent), var(--info));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11px;
  font-weight: 700;
  color: #070b14;
}

.user-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--fg);
}

.user-role-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9.5px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: rgba(116,255,138,0.12);
  color: var(--accent);
  border: 1px solid rgba(116,255,138,0.2);
  border-radius: 4px;
  padding: 2px 6px;
}

.btn-logout {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--muted);
  font-family: 'DM Sans', sans-serif;
  font-size: 12px;
  padding: 6px 12px;
  cursor: pointer;
  transition: all 0.15s;
}
.btn-logout:hover { border-color: var(--danger); color: var(--danger); }

/* ── Nav tabs ─────────────────────────────────────────────── */
.app-nav {
  background: var(--bg-1);
  border-bottom: 1px solid var(--border);
  display: flex;
  padding: 0 20px;
  gap: 4px;
  flex-shrink: 0;
}

.nav-tab {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--muted);
  font-family: 'DM Sans', sans-serif;
  font-size: 13.5px;
  font-weight: 600;
  padding: 12px 14px;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}

.nav-tab:hover { color: var(--fg); }
.nav-tab.is-active { color: var(--accent); border-bottom-color: var(--accent); }

/* ── Scrollable content area ─────────────────────────────── */
.app-content { flex: 1; overflow-y: auto; padding: 24px 20px; }

/* ── Dashboard ───────────────────────────────────────────── */
.cluster-section { margin-bottom: 32px; }

.cluster-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--dim);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
}

.app-card {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px 16px;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  display: block;
}

.app-card:hover {
  border-color: rgba(116,255,138,0.3);
  background: var(--bg-2);
  transform: translateY(-1px);
}

.app-icon { font-size: 28px; margin-bottom: 10px; display: block; }

.app-name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 4px;
}

.app-desc {
  font-size: 11.5px;
  color: var(--muted);
  line-height: 1.4;
}

.app-beta {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 8.5px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: rgba(255,179,71,0.12);
  color: var(--warn);
  border: 1px solid rgba(255,179,71,0.25);
  border-radius: 4px;
  padding: 2px 5px;
  margin-top: 6px;
}

/* ── Empty state ─────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--dim);
}
.empty-state .es-icon { font-size: 40px; margin-bottom: 12px; display: block; }
.empty-state p { font-size: 13.5px; }

/* ── Users page ──────────────────────────────────────────── */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.page-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.btn-add {
  background: var(--accent);
  color: #070b14;
  font-family: 'DM Sans', sans-serif;
  font-size: 13px;
  font-weight: 700;
  border: none;
  border-radius: 8px;
  padding: 8px 16px;
  cursor: pointer;
  transition: opacity 0.15s;
}
.btn-add:hover { opacity: 0.88; }

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

.data-table th {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--dim);
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}

.data-table td {
  padding: 12px 12px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  vertical-align: middle;
}

.data-table tr:hover td { background: rgba(255,255,255,0.02); }

.badge {
  display: inline-flex;
  align-items: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 9.5px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: 4px;
  padding: 3px 7px;
  border: 1px solid transparent;
}

.badge-active   { background: rgba(116,255,138,0.1); color: var(--accent); border-color: rgba(116,255,138,0.2); }
.badge-inactive { background: rgba(255,107,107,0.1); color: var(--danger); border-color: rgba(255,107,107,0.2); }
.badge-admin    { background: rgba(196,168,255,0.12); color: var(--purple); border-color: rgba(196,168,255,0.2); }
.badge-hr       { background: rgba(122,184,255,0.12); color: var(--info);   border-color: rgba(122,184,255,0.2); }
.badge-mkt      { background: rgba(255,179,71,0.12);  color: var(--warn);  border-color: rgba(255,179,71,0.2); }
.badge-ops      { background: rgba(116,255,138,0.1);  color: var(--accent); border-color: rgba(116,255,138,0.2); }

.btn-row {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--muted);
  font-family: 'DM Sans', sans-serif;
  font-size: 12px;
  padding: 4px 10px;
  cursor: pointer;
  transition: all 0.15s;
  margin-right: 4px;
}
.btn-row:hover { border-color: var(--info); color: var(--info); }
.btn-row.danger:hover { border-color: var(--danger); color: var(--danger); }
.btn-row.success:hover { border-color: var(--accent); color: var(--accent); }

/* ── Settings page ───────────────────────────────────────── */
.settings-layout {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 20px;
  height: 100%;
}

.settings-nav { display: flex; flex-direction: column; gap: 4px; }

.settings-nav-item {
  background: transparent;
  border: none;
  border-radius: 8px;
  color: var(--muted);
  font-family: 'DM Sans', sans-serif;
  font-size: 13.5px;
  font-weight: 600;
  text-align: left;
  padding: 9px 12px;
  cursor: pointer;
  transition: all 0.15s;
}
.settings-nav-item:hover { background: var(--bg-2); color: var(--fg); }
.settings-nav-item.is-active { background: rgba(116,255,138,0.08); color: var(--accent); }

.settings-section { display: none; }
.settings-section.is-active { display: block; }

.section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
}

/* ── Modals ──────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}

.modal-overlay.show { opacity: 1; pointer-events: all; }

.modal {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 28px;
  width: 100%;
  max-width: 440px;
  max-height: 90dvh;
  overflow-y: auto;
}

.modal-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 17px;
  font-weight: 800;
  margin-bottom: 20px;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 22px;
}

.btn-cancel {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--muted);
  font-family: 'DM Sans', sans-serif;
  font-size: 13px;
  padding: 9px 18px;
  cursor: pointer;
}
.btn-cancel:hover { border-color: var(--muted); color: var(--fg); }

.btn-save {
  background: var(--accent);
  border: none;
  border-radius: 8px;
  color: #070b14;
  font-family: 'DM Sans', sans-serif;
  font-size: 13px;
  font-weight: 700;
  padding: 9px 20px;
  cursor: pointer;
  transition: opacity 0.15s;
}
.btn-save:hover { opacity: 0.88; }
.btn-save:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-danger {
  background: rgba(255,107,107,0.15);
  border: 1px solid rgba(255,107,107,0.3);
  border-radius: 8px;
  color: var(--danger);
  font-family: 'DM Sans', sans-serif;
  font-size: 13px;
  font-weight: 700;
  padding: 9px 18px;
  cursor: pointer;
  transition: opacity 0.15s;
}
.btn-danger:hover { opacity: 0.85; }

/* Form controls in modals */
.modal .form-group { margin-bottom: 14px; }
.modal .form-group label {
  display: block;
  font-size: 11px;
  font-family: 'JetBrains Mono', monospace;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: 6px;
}

.modal .form-group input,
.modal .form-group select,
.modal .form-group textarea {
  width: 100%;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  padding: 9px 12px;
  outline: none;
  transition: border-color 0.15s;
}

.modal .form-group input:focus,
.modal .form-group select:focus,
.modal .form-group textarea:focus {
  border-color: rgba(116,255,138,0.4);
}

.modal .form-group select option { background: var(--bg-2); }
.modal .form-group textarea { resize: vertical; min-height: 72px; }

.checkbox-group { display: flex; flex-wrap: wrap; gap: 8px; }
.checkbox-group label {
  display: flex !important;
  align-items: center;
  gap: 6px;
  font-family: 'DM Sans', sans-serif !important;
  font-size: 13px !important;
  text-transform: none !important;
  letter-spacing: 0 !important;
  color: var(--fg) !important;
  cursor: pointer;
  padding: 6px 12px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  transition: all 0.15s;
}
.checkbox-group label:hover { border-color: rgba(116,255,138,0.3); }
.checkbox-group input[type=checkbox] { accent-color: var(--accent); }

/* ── Toast ───────────────────────────────────────────────── */
#toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--fg);
  font-size: 13.5px;
  padding: 12px 20px;
  z-index: 2000;
  opacity: 0;
  transition: all 0.25s;
  white-space: nowrap;
  pointer-events: none;
}
#toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ── Offline banner ──────────────────────────────────────── */
#offline-banner {
  display: none;
  background: rgba(255,179,71,0.12);
  border-bottom: 1px solid rgba(255,179,71,0.2);
  color: var(--warn);
  font-size: 12.5px;
  text-align: center;
  padding: 6px;
}
#offline-banner.show { display: block; }

/* ── Loading spinner ─────────────────────────────────────── */
.spinner {
  display: inline-block;
  width: 18px; height: 18px;
  border: 2px solid rgba(116,255,138,0.2);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 640px) {
  .app-content { padding: 16px; }
  .apps-grid { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 10px; }
  .settings-layout { grid-template-columns: 1fr; }
  .settings-nav { flex-direction: row; overflow-x: auto; }
  .data-table { font-size: 12px; }
  .data-table td, .data-table th { padding: 10px 8px; }
}

@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }