:root {
  --bg: #060a14;
  --bg-panel: #0a1020;
  --bg-card: #0d1426;
  --border: #1c2940;
  --cyan: #4DE8E0;
  --violet: #9D7CFF;
  --text: #cfe3e6;
  --text-dim: #6e8294;
  --risk-info: #4DE8E0;
  --risk-low: #6ee7a0;
  --risk-medium: #ffc857;
  --risk-high: #ff5d6c;
  --font-display: 'Orbitron', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  min-height: 100vh;
}

/* ---------- ambient overlays ---------- */
.scanlines {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 50;
  background: repeating-linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.018) 0px,
    rgba(255, 255, 255, 0.018) 1px,
    transparent 1px,
    transparent 3px
  );
  mix-blend-mode: overlay;
}

.hud-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(77, 232, 224, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(77, 232, 224, 0.04) 1px, transparent 1px);
  background-size: 38px 38px;
  mask-image: radial-gradient(ellipse at top, rgba(0,0,0,0.9) 0%, transparent 70%);
}

/* ---------- topbar ---------- */
.topbar {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(10,16,32,0.9), rgba(10,16,32,0.6));
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.06em;
  font-size: 18px;
}

.brand-mark {
  color: var(--violet);
  text-shadow: 0 0 8px rgba(157, 124, 255, 0.6);
}

.brand-accent { color: var(--cyan); }

.status-pill {
  font-size: 12px;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--border);
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(13, 20, 38, 0.6);
}

.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  display: inline-block;
}
.dot-pending { background: var(--text-dim); }
.dot-ok { background: var(--risk-low); box-shadow: 0 0 6px var(--risk-low); }
.dot-err { background: var(--risk-high); box-shadow: 0 0 6px var(--risk-high); }

/* ---------- layout ---------- */
.layout {
  position: relative;
  z-index: 5;
  max-width: 880px;
  margin: 0 auto;
  padding: 28px 24px 60px;
}

.tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--border);
}

.tab {
  background: none;
  border: none;
  color: var(--text-dim);
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.04em;
  padding: 12px 18px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}

.tab:hover { color: var(--text); }

.tab.active {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.panel { display: none; }
.panel.active { display: block; animation: fadeIn 0.2s ease; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.panel-head h1 {
  font-family: var(--font-display);
  font-size: 22px;
  margin: 0 0 6px;
  color: var(--text);
  letter-spacing: 0.02em;
}

.panel-head .sub {
  color: var(--text-dim);
  font-size: 13px;
  margin: 0 0 22px;
  line-height: 1.5;
}

/* ---------- cards ---------- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 22px;
  margin-bottom: 20px;
  position: relative;
}

.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 24px; height: 2px;
  background: var(--cyan);
}

/* ---------- form fields ---------- */
.scope-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
  min-width: 160px;
}

.field-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

input[type="text"], input[type="number"], select {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 14px;
  padding: 10px 12px;
  border-radius: 4px;
  outline: none;
  transition: border-color 0.15s;
}

input:focus, select:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 2px rgba(77, 232, 224, 0.15);
}

.range-inputs {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-dim);
}
.range-inputs input { width: 90px; }

.consent-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
  color: var(--text);
  background: rgba(255, 200, 87, 0.06);
  border: 1px solid rgba(255, 200, 87, 0.25);
  padding: 12px;
  border-radius: 4px;
  margin-bottom: 14px;
  cursor: pointer;
}
.consent-row input { margin-top: 2px; accent-color: var(--cyan); }

.external-auth-card {
  border: 1px solid rgba(157, 124, 255, 0.35);
  background: rgba(157, 124, 255, 0.06);
  border-radius: 4px;
  padding: 14px;
  margin-bottom: 14px;
}

.external-auth-head {
  font-size: 13px;
  color: var(--violet);
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
  line-height: 1.5;
}

.external-auth-card .consent-row {
  background: rgba(157, 124, 255, 0.08);
  border-color: rgba(157, 124, 255, 0.3);
}

.external-auth-card .field {
  margin-bottom: 6px;
}

.external-auth-note {
  font-size: 11px;
  color: var(--text-dim);
  margin: 8px 0 0;
  line-height: 1.5;
}

.scope-note {
  font-size: 12px;
  color: var(--text-dim);
  display: flex;
  gap: 8px;
  margin-bottom: 18px;
  line-height: 1.5;
}
.note-icon { color: var(--violet); }

.error-box {
  margin-top: 14px;
  padding: 10px 14px;
  border: 1px solid rgba(255, 93, 108, 0.4);
  background: rgba(255, 93, 108, 0.08);
  color: var(--risk-high);
  font-size: 13px;
  border-radius: 4px;
}

/* ---------- buttons ---------- */
.btn-primary {
  position: relative;
  background: linear-gradient(135deg, rgba(77,232,224,0.15), rgba(157,124,255,0.15));
  border: 1px solid var(--cyan);
  color: var(--cyan);
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.08em;
  padding: 12px 24px;
  border-radius: 4px;
  cursor: pointer;
  overflow: hidden;
  transition: background 0.2s, color 0.2s;
}

.btn-primary:hover {
  background: var(--cyan);
  color: #06121a;
}

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

.btn-secondary {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 8px 14px;
  border-radius: 4px;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}
.btn-secondary:hover { border-color: var(--violet); color: var(--violet); }

/* ---------- loading ---------- */
.loading-card {
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--text-dim);
  font-size: 13px;
}

.loader {
  width: 16px; height: 16px;
  border: 2px solid var(--border);
  border-top-color: var(--cyan);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.loading-dots::after {
  content: '';
  animation: dots 1.2s steps(4, end) infinite;
}
@keyframes dots {
  0% { content: ''; } 25% { content: '.'; }
  50% { content: '..'; } 75% { content: '...'; }
}

/* ---------- results ---------- */
.results-head {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 12px;
}

.findings-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.finding {
  display: grid;
  grid-template-columns: 70px 110px 1fr 70px;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-left: 3px solid var(--text-dim);
  border-radius: 4px;
  font-size: 13px;
}

.finding.risk-high { border-left-color: var(--risk-high); }
.finding.risk-medium { border-left-color: var(--risk-medium); }
.finding.risk-low { border-left-color: var(--risk-low); }
.finding.risk-info { border-left-color: var(--risk-info); }

.finding .port {
  font-family: var(--font-display);
  color: var(--cyan);
  font-weight: 700;
}

.finding .service { color: var(--text); }

.finding .note {
  color: var(--text-dim);
  font-size: 12px;
}

.finding .note .banner {
  display: block;
  color: var(--violet);
  margin-top: 2px;
  font-size: 11px;
  word-break: break-all;
}

.risk-badge {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 3px 8px;
  border-radius: 999px;
  text-align: center;
  justify-self: end;
}
.risk-badge.risk-high { background: rgba(255,93,108,0.15); color: var(--risk-high); }
.risk-badge.risk-medium { background: rgba(255,200,87,0.15); color: var(--risk-medium); }
.risk-badge.risk-low { background: rgba(110,231,160,0.15); color: var(--risk-low); }
.risk-badge.risk-info { background: rgba(77,232,224,0.15); color: var(--risk-info); }

.empty-state {
  color: var(--text-dim);
  font-size: 13px;
  text-align: center;
  padding: 24px 0;
}

.report-btn {
  margin-top: 16px;
}

/* ---------- hardening ---------- */
.hardening-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.hardening-item {
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg-panel);
  padding: 14px;
}

.hardening-item .h-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.hardening-item .h-title {
  font-family: var(--font-display);
  font-size: 13px;
  color: var(--text);
}
.hardening-item .h-title .port { color: var(--cyan); }

.cmd-row {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #060a14;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 8px 10px;
  margin-bottom: 6px;
}

.cmd-row .cmd-label {
  font-size: 10px;
  color: var(--text-dim);
  width: 90px;
  flex-shrink: 0;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.cmd-row code {
  flex: 1;
  font-size: 12px;
  color: var(--violet);
  overflow-x: auto;
  white-space: pre;
}

.copy-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 3px;
  cursor: pointer;
  flex-shrink: 0;
  transition: border-color 0.15s, color 0.15s;
}
.copy-btn:hover { border-color: var(--cyan); color: var(--cyan); }
.copy-btn.copied { border-color: var(--risk-low); color: var(--risk-low); }

/* ---------- history table ---------- */
.history-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.history-table th {
  text-align: left;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 10px;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
}

.history-table td {
  padding: 9px 10px;
  border-bottom: 1px solid rgba(28, 41, 64, 0.5);
  color: var(--text);
}

.history-table tr:hover td { background: rgba(77, 232, 224, 0.03); }

/* ---------- footer ---------- */
.footer-note {
  text-align: center;
  font-size: 11px;
  color: var(--text-dim);
  padding: 20px 0 40px;
  letter-spacing: 0.04em;
}

/* ---------- responsive ---------- */
@media (max-width: 600px) {
  .topbar { padding: 14px 18px; }
  .layout { padding: 20px 14px 50px; }
  .finding { grid-template-columns: 50px 1fr; grid-template-rows: auto auto; }
  .finding .note { grid-column: 1 / -1; }
  .risk-badge { justify-self: start; }
}

@media (prefers-reduced-motion: reduce) {
  .loader, .loading-dots::after { animation: none; }
}