:root {
  --bg: #0a0e17;
  --surface: #111827;
  --border: #1e2d40;
  --accent: #00d4ff;
  --text: #e2e8f0;
  --muted: #64748b;
  --ok: #22c55e;
  --warn: #f59e0b;
  --crit: #ef4444;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'IBM Plex Sans', sans-serif; background: var(--bg); color: var(--text); min-height: 100vh; }

/* ── Login ── */
.login-container {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh; padding: 24px;
}
.login-box {
  background: var(--surface); border: 1px solid var(--border); border-radius: 16px;
  padding: 48px 40px; width: 400px; max-width: 100%;
}
.login-logo {
  display: block;
  width: 180px;
  max-width: 100%;
  height: auto;
  margin: 0 0 24px;
}
.login-box h1 { font-size: 22px; color: var(--accent); margin-bottom: 8px; }
.login-box p { color: var(--muted); font-size: 13px; margin-bottom: 28px; }
.login-box label { font-size: 12px; color: var(--muted); display: block; margin-bottom: 6px; }
.login-box input {
  width: 100%; background: var(--bg); border: 1px solid var(--border);
  color: var(--text); padding: 10px 14px; border-radius: 8px; font-size: 14px;
  margin-bottom: 16px; font-family: 'IBM Plex Sans', sans-serif;
}
.login-box input:focus { outline: 1px solid var(--accent); }
.login-box button {
  width: 100%; background: var(--accent); color: var(--bg); border: none;
  padding: 12px; border-radius: 8px; font-size: 14px; font-weight: 600;
  cursor: pointer; transition: opacity 0.2s;
}
.login-box button:hover { opacity: 0.85; }
.login-error { color: var(--crit); font-size: 12px; margin-top: 8px; display: none; }

.btn-sso {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  width: 100%; background: #fff; color: #1a1a1a; border: 1px solid #d0d0d0;
  padding: 11px; border-radius: 8px; font-size: 14px; font-weight: 600;
  cursor: pointer; text-decoration: none; transition: background 0.2s;
  font-family: 'IBM Plex Sans', sans-serif; margin-bottom: 18px;
}
.btn-sso:hover { background: #f5f5f5; }
.login-divider {
  text-align: center; margin: 12px 0 18px; position: relative;
  color: var(--muted); font-size: 11px;
}
.login-divider::before, .login-divider::after {
  content: ''; position: absolute; top: 50%; width: 42%; height: 1px; background: var(--border);
}
.login-divider::before { left: 0; }
.login-divider::after { right: 0; }
.login-divider span { background: var(--surface); padding: 0 8px; position: relative; }

/* ── Layout ── */
.app-container { padding: 32px 24px; max-width: 1600px; margin: auto; }
.app-hidden { display: none !important; }

/* ── Header ── */
.app-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 24px; flex-wrap: wrap; gap: 12px;
}
.app-header h1 { font-size: 20px; color: var(--accent); }
.app-header .controls { display: flex; gap: 10px; align-items: center; }
.app-header .brand { display: flex; align-items: center; gap: 16px; }
.brand-engine { height: 38px; width: auto; display: block; }
.brand-divider { width: 1px; height: 30px; background: var(--border); }
.brand-client { height: 34px; width: auto; display: block; margin-right: 4px; }
@media (max-width: 640px) {
  .brand-engine { height: 30px; }
  .app-header h1 { font-size: 16px; }
  .brand-client { height: 28px; }
}

/* ── Banner ── */
.banner {
  position: relative; width: 100%; border-radius: 16px; overflow: hidden;
  margin-bottom: 40px; height: 220px; display: flex; align-items: flex-end;
  background-color: #0f172a;
  background-size: cover; background-position: center; background-repeat: no-repeat;
}
.banner-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to right, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.3) 40%, rgba(0,0,0,0.1) 100%);
}
.banner-text { position: relative; z-index: 2; padding: 36px 40px; }
.banner-text h1 {
  font-size: 28px; font-weight: 700; color: #fff; letter-spacing: -0.5px;
  line-height: 1.15; text-shadow: 0 2px 14px rgba(0,0,0,0.8);
}
.banner-text h1 span { color: #38bdf8; }
.banner-text p {
  font-family: 'IBM Plex Mono', monospace; font-size: 11px; color: #cbd5e1;
  margin-top: 8px; letter-spacing: 0.5px;
}

/* ── KPIs ── */
.kpi-row { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 32px; }
.kpi {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 10px; padding: 16px 20px; min-width: 160px; flex: 1;
}
.kpi label {
  font-size: 11px; color: var(--muted); text-transform: uppercase;
  letter-spacing: 1px; font-family: 'IBM Plex Mono', monospace;
  display: block; margin-bottom: 6px;
}
.kpi .val { font-family: 'IBM Plex Mono', monospace; font-size: 22px; font-weight: 600; }
.kpi.ok .val { color: var(--ok); }
.kpi.warn .val { color: var(--warn); }
.kpi.crit .val { color: var(--crit); }
.kpi .sub { font-size: 11px; color: var(--muted); margin-top: 4px; }

/* ── Sections ── */
.section-title {
  font-family: 'IBM Plex Mono', monospace; font-size: 11px; text-transform: uppercase;
  letter-spacing: 2px; color: var(--muted); border-left: 3px solid var(--accent);
  padding-left: 10px; margin-bottom: 20px; margin-top: 40px;
}
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; padding: 28px; margin-bottom: 28px;
}
.chart-wrap { position: relative; height: 380px; }

/* ── Heatmap ── */
.heatmap-grid {
  display: grid; grid-template-columns: 220px repeat(12, 1fr);
  gap: 2px; font-family: 'IBM Plex Mono', monospace; font-size: 11px; overflow-x: auto;
}
.hm-header {
  background: transparent; color: var(--muted); padding: 6px 4px;
  text-align: center; font-size: 10px; letter-spacing: 0.5px; white-space: nowrap;
}
.hm-label {
  color: var(--text); padding: 7px 8px; font-size: 10px; display: flex;
  align-items: center; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.hm-cell {
  border-radius: 4px; padding: 6px 2px; text-align: center; font-size: 9.5px;
  font-weight: 600; cursor: default; transition: transform 0.1s; position: relative;
}
.hm-cell:hover { transform: scale(1.1); z-index: 10; }

/* ── Legend ── */
.legend-row { display: flex; align-items: center; gap: 20px; margin-bottom: 16px; flex-wrap: wrap; }
.legend-item { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--muted); }
.legend-dot { width: 12px; height: 12px; border-radius: 3px; }

/* ── Filter ── */
.filter-row { display: flex; gap: 10px; margin-bottom: 20px; flex-wrap: wrap; align-items: center; }
.filter-row label { font-size: 12px; color: var(--muted); }
select, .select-styled {
  background: var(--bg); border: 1px solid var(--border); color: var(--text);
  padding: 6px 10px; border-radius: 6px; font-size: 13px;
  font-family: 'IBM Plex Sans', sans-serif; cursor: pointer;
}
select:focus { outline: 1px solid var(--accent); }

/* ── Tooltip ── */
.tooltip-custom {
  position: absolute; background: #1a2535; border: 1px solid var(--border);
  border-radius: 8px; padding: 10px 14px; font-size: 12px; pointer-events: none;
  display: none; z-index: 999; min-width: 180px; box-shadow: 0 8px 32px rgba(0,0,0,0.5);
}

/* ── Buttons ── */
.btn {
  background: var(--bg); border: 1px solid var(--border); color: var(--text);
  padding: 6px 14px; border-radius: 6px; font-size: 12px; cursor: pointer;
  font-family: 'IBM Plex Sans', sans-serif; transition: all 0.2s;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn-accent { background: var(--accent); color: var(--bg); border-color: var(--accent); }
.btn-accent:hover { opacity: 0.85; }

/* ── Footer ── */
footer {
  margin-top: 48px; font-family: 'IBM Plex Mono', monospace; font-size: 10px;
  color: var(--muted); text-align: right; border-top: 1px solid var(--border);
  padding-top: 16px;
}

/* ── Admin Panel ── */
.admin-panel {
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
  padding: 24px; margin-bottom: 28px;
}
.admin-panel h3 {
  font-family: 'IBM Plex Mono', monospace; font-size: 13px; color: var(--accent);
  margin-bottom: 16px; text-transform: uppercase; letter-spacing: 1px;
}
.admin-actions {
  display: flex; gap: 12px; flex-wrap: wrap; align-items: center;
}
.upload-area {
  border: 2px dashed var(--border); border-radius: 10px; padding: 20px 24px;
  text-align: center; cursor: pointer; transition: all 0.2s; flex: 1; min-width: 250px;
}
.upload-area:hover, .upload-area.dragover {
  border-color: var(--accent); background: rgba(0,212,255,0.04);
}
.upload-area input[type="file"] { display: none; }
.upload-area .upload-icon { font-size: 28px; margin-bottom: 6px; }
.upload-area .upload-text { font-size: 13px; color: var(--muted); }
.upload-area .upload-text strong { color: var(--accent); }
.upload-status {
  font-family: 'IBM Plex Mono', monospace; font-size: 12px; margin-top: 12px;
  padding: 8px 12px; border-radius: 6px; display: none;
}
.upload-status.success { display: block; background: rgba(34,197,94,0.1); color: var(--ok); border: 1px solid rgba(34,197,94,0.2); }
.upload-status.error { display: block; background: rgba(239,68,68,0.1); color: var(--crit); border: 1px solid rgba(239,68,68,0.2); }
.upload-status.loading { display: block; background: rgba(0,212,255,0.1); color: var(--accent); border: 1px solid rgba(0,212,255,0.2); }
.admin-divider { width: 1px; height: 60px; background: var(--border); }

/* ── Loading ── */
.loading { text-align: center; padding: 60px; color: var(--muted); }
.spinner {
  width: 40px; height: 40px; border: 3px solid var(--border);
  border-top-color: var(--accent); border-radius: 50%;
  animation: spin 0.8s linear infinite; margin: 0 auto 16px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Tabs ── */
.tab-bar {
  display: flex; gap: 0; margin-bottom: 24px;
  border-bottom: 1px solid var(--border);
}
.tab-btn {
  background: transparent; border: none; border-bottom: 2px solid transparent;
  color: var(--muted); padding: 10px 20px; font-size: 13px; font-weight: 600;
  font-family: 'IBM Plex Sans', sans-serif; cursor: pointer; transition: all 0.2s;
  letter-spacing: 0.5px;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }

/* ── Licensing ── */
.lic-kpi-row { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 32px; }
.lic-kpi {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 10px; padding: 16px 20px; min-width: 160px; flex: 1;
}
.lic-kpi label {
  font-size: 11px; color: var(--muted); text-transform: uppercase;
  letter-spacing: 1px; font-family: 'IBM Plex Mono', monospace;
  display: block; margin-bottom: 6px;
}
.lic-kpi .val { font-family: 'IBM Plex Mono', monospace; font-size: 22px; font-weight: 600; }
.lic-kpi .sub { font-size: 11px; color: var(--muted); margin-top: 4px; }
.lic-kpi.ok .val { color: var(--ok); }
.lic-kpi.warn .val { color: var(--warn); }
.lic-kpi.crit .val { color: var(--crit); }

.lic-table {
  width: 100%; border-collapse: collapse;
  font-family: 'IBM Plex Mono', monospace; font-size: 12px;
}
.lic-table th {
  text-align: left; padding: 10px 12px; color: var(--muted);
  font-size: 10px; text-transform: uppercase; letter-spacing: 1px;
  border-bottom: 1px solid var(--border);
}
.lic-table td {
  padding: 10px 12px; border-bottom: 1px solid var(--border);
}
.lic-table tr:hover { background: rgba(0,212,255,0.03); }

.lic-bar-bg {
  background: var(--border); border-radius: 4px; height: 8px; width: 100%;
  overflow: hidden; min-width: 80px;
}
.lic-bar-fill {
  height: 100%; border-radius: 4px; transition: width 0.3s;
}
.lic-bar-ok { background: var(--ok); }
.lic-bar-warn { background: var(--warn); }
.lic-bar-crit { background: var(--crit); }

.lic-empty {
  text-align: center; padding: 60px; color: var(--muted);
  font-family: 'IBM Plex Mono', monospace; font-size: 13px;
}
.lic-empty p { margin-top: 8px; font-size: 11px; }

/* ── Updates ── */
.upd-status-badge {
  display: inline-block; padding: 3px 10px; border-radius: 12px;
  font-size: 10px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px;
}
.upd-status-badge.up_to_date { background: rgba(34,197,94,0.15); color: var(--ok); }
.upd-status-badge.upgrade_planned { background: rgba(0,212,255,0.15); color: var(--accent); }
.upd-status-badge.awaiting_updates { background: rgba(168,85,247,0.15); color: #c084fc; }
.upd-status-badge.outdated { background: rgba(245,158,11,0.15); color: var(--warn); }
.upd-status-badge.critical { background: rgba(239,68,68,0.15); color: var(--crit); }
.upd-status-badge.unknown { background: rgba(100,116,139,0.15); color: var(--muted); }
.upd-status-badge.managed_by_sap { background: rgba(56,189,248,0.15); color: #38bdf8; }

.upd-status-badge.pending_validation { background: rgba(168,85,247,0.15); color: #c084fc; }
.upd-status-badge.scheduled { background: rgba(0,212,255,0.15); color: var(--accent); }
.upd-status-badge.in_progress { background: rgba(245,158,11,0.15); color: var(--warn); }
.upd-status-badge.completed { background: rgba(34,197,94,0.15); color: var(--ok); }
.upd-status-badge.cancelled { background: rgba(100,116,139,0.15); color: var(--muted); }

.upd-impact-dot {
  display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px;
}
.upd-impact-dot.low { background: var(--ok); }
.upd-impact-dot.medium { background: var(--warn); }
.upd-impact-dot.high { background: var(--crit); }

.upd-timeline {
  position: relative; padding-left: 24px; margin-top: 8px;
}
.upd-timeline::before {
  content: ''; position: absolute; left: 8px; top: 0; bottom: 0;
  width: 2px; background: var(--border);
}
.upd-timeline-item {
  position: relative; padding: 12px 0 12px 20px; border-bottom: 1px solid var(--border);
}
.upd-timeline-item:last-child { border-bottom: none; }
.upd-timeline-item::before {
  content: ''; position: absolute; left: -20px; top: 18px;
  width: 10px; height: 10px; border-radius: 50%; border: 2px solid var(--accent);
  background: var(--bg);
}
.upd-timeline-item.completed::before { background: var(--ok); border-color: var(--ok); }
.upd-timeline-item.in_progress::before { background: var(--warn); border-color: var(--warn); }
.upd-timeline-item.pending_validation::before { background: #c084fc; border-color: #c084fc; }
.upd-timeline-date {
  font-family: 'IBM Plex Mono', monospace; font-size: 11px; color: var(--accent);
  margin-bottom: 4px;
}
.upd-timeline-title { font-size: 13px; font-weight: 600; margin-bottom: 2px; }
.upd-timeline-desc { font-size: 11px; color: var(--muted); }
.upd-timeline-meta { font-size: 10px; color: var(--muted); margin-top: 4px; }