/* ─── Reset & Base ──────────────────────────────────────────────────────────── */

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

:root {
  --bg-deep:       #0a0b0f;
  --bg-panel:      #0f1117;
  --bg-card:       #14161f;
  --bg-inset:      #1a1d28;
  --border:        #252836;
  --border-subtle: #1d1f2c;

  --gold:          #d4a843;
  --gold-dim:      #9a7730;
  --gold-glow:     rgba(212, 168, 67, 0.15);

  --trust-strong:  #4ade80;
  --trust-moderate:#60a5fa;
  --trust-fragile: #f59e0b;
  --trust-damaged: #f87171;
  --trust-broken:  #dc2626;

  --text-primary:  #e8eaf0;
  --text-secondary:#8b8fa8;
  --text-dim:      #545770;

  --font-main: 'IBM Plex Mono', 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
  --font-ui:   'Inter', 'Segoe UI', system-ui, sans-serif;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
}

html, body {
  height: 100%;
  background: var(--bg-deep);
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: 13px;
  line-height: 1.5;
  overflow: hidden;
}

/* ─── Layout Shell ──────────────────────────────────────────────────────────── */

#app {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

/* ─── Header ────────────────────────────────────────────────────────────────── */

#header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 10px 20px;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

#header-title {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

#header-brand {
  font-family: var(--font-main);
  font-size: 10px;
  color: var(--gold-dim);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

#header-app-name {
  font-family: var(--font-main);
  font-size: 14px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

#round-counter {
  font-family: var(--font-main);
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  margin-left: auto;
}

/* ─── Diagnostics Bar ───────────────────────────────────────────────────────── */

#diagnostics-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 20px;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border-subtle);
  flex-wrap: wrap;
  flex-shrink: 0;
}

.diag-group {
  display: flex;
  align-items: center;
  gap: 5px;
}

.diag-key {
  font-family: var(--font-main);
  font-size: 9px;
  color: var(--text-dim);
  letter-spacing: 0.10em;
  text-transform: uppercase;
}

.diag-label {
  font-family: var(--font-main);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 2px 7px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  text-transform: uppercase;
}

.diag-red    { color: #f87171; border-color: rgba(248,113,113,0.25); background: rgba(248,113,113,0.08); }
.diag-amber  { color: #f59e0b; border-color: rgba(245,158,11,0.25);  background: rgba(245,158,11,0.08); }
.diag-green  { color: #4ade80; border-color: rgba(74,222,128,0.25);  background: rgba(74,222,128,0.08); }
.diag-blue   { color: #60a5fa; border-color: rgba(96,165,250,0.25);  background: rgba(96,165,250,0.08); }
.diag-neutral{ color: var(--text-secondary); border-color: var(--border); background: var(--bg-inset); }

.diag-sep {
  width: 1px;
  height: 14px;
  background: var(--border);
}

/* ─── Metrics Row ───────────────────────────────────────────────────────────── */

#metrics-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.metric-card {
  background: var(--bg-panel);
  padding: 10px 16px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.metric-label {
  font-family: var(--font-main);
  font-size: 9px;
  color: var(--text-dim);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.metric-value {
  font-family: var(--font-main);
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
}

.metric-safe    { color: var(--trust-strong); }
.metric-warning { color: var(--trust-fragile); }
.metric-danger  { color: var(--trust-damaged); }

.metric-anchor-name {
  font-family: var(--font-main);
  font-size: 9px;
  color: var(--gold);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  opacity: 0.75;
  line-height: 1;
}

.metric-anchor-fragility {
  font-family: var(--font-main);
  font-size: 8px;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  line-height: 1;
  margin-top: 2px;
}
.metric-anchor-fragility.frag-rising        { color: var(--trust-damaged); }
.metric-anchor-fragility.frag-stable        { color: var(--text-dim); }
.metric-anchor-fragility.frag-strengthening { color: var(--trust-strong); }

.diag-amber-blue   { color: #7ec8cc; }
.diag-violet-blue  { color: #9b8fd4; }
.diag-dim-red-violet { color: #a06070; }

/* ─── Main Panels ───────────────────────────────────────────────────────────── */

#main-area {
  display: grid;
  grid-template-columns: 240px 1fr 300px;
  gap: 1px;
  background: var(--border);
  flex: 1;
  overflow: hidden;
  min-height: 0;
}

.panel {
  background: var(--bg-panel);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.panel-title {
  font-family: var(--font-main);
  font-size: 9px;
  color: var(--text-dim);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 10px 14px 6px;
  border-bottom: 1px solid var(--border-subtle);
  flex-shrink: 0;
}

.panel-body {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  min-height: 0;
}

.panel-body::-webkit-scrollbar { width: 4px; }
.panel-body::-webkit-scrollbar-track { background: transparent; }
.panel-body::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

/* ─── Left Panel — Controls ─────────────────────────────────────────────────── */

.control-section {
  margin-bottom: 16px;
}

.control-section-title {
  font-family: var(--font-main);
  font-size: 9px;
  color: var(--gold-dim);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

select, .select {
  width: 100%;
  background: var(--bg-inset);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: 12px;
  padding: 6px 8px;
  cursor: pointer;
  appearance: none;
  outline: none;
  margin-bottom: 6px;
}

select:focus {
  border-color: var(--gold-dim);
}

.scenario-tagline {
  font-size: 11px;
  color: var(--text-dim);
  font-style: italic;
  margin-bottom: 10px;
  line-height: 1.4;
}

/* ─── Sliders ───────────────────────────────────────────────────────────────── */

.slider-row {
  margin-bottom: 10px;
}

.slider-label {
  display: block;
  font-size: 11px;
  color: var(--text-secondary);
  margin-bottom: 3px;
}

.slider-track-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.slider {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 3px;
  background: var(--bg-inset);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
  border: 1px solid var(--border);
}

.slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--gold);
  cursor: pointer;
  border: 2px solid var(--bg-panel);
  box-shadow: 0 0 6px var(--gold-glow);
}

.slider::-moz-range-thumb {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--gold);
  cursor: pointer;
  border: 2px solid var(--bg-panel);
}

.slider-value {
  font-family: var(--font-main);
  font-size: 10px;
  color: var(--text-dim);
  width: 24px;
  text-align: right;
}

/* ─── Buttons ───────────────────────────────────────────────────────────────── */

.btn-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-bottom: 6px;
}

.btn {
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-inset);
  color: var(--text-secondary);
  font-family: var(--font-main);
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}

.btn:hover {
  border-color: var(--gold-dim);
  color: var(--text-primary);
}

.btn-primary {
  border-color: var(--gold-dim);
  color: var(--gold);
  background: rgba(212,168,67,0.07);
}

.btn-primary:hover {
  background: rgba(212,168,67,0.14);
  border-color: var(--gold);
}

.btn-active {
  border-color: var(--trust-strong) !important;
  color: var(--trust-strong) !important;
  background: rgba(74,222,128,0.08) !important;
}

.btn-full {
  width: 100%;
  margin-bottom: 6px;
}

/* ─── Trust Matrix ──────────────────────────────────────────────────────────── */

#center-panel .panel-body {
  padding: 16px;
  overflow-y: auto;
}

.matrix-grid {
  display: grid;
  grid-template-columns: repeat(var(--cols), 1fr);
  gap: 2px;
  margin-bottom: 16px;
}

.matrix-cell {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  min-height: 38px;
  min-width: 38px;
  font-family: var(--font-main);
  font-size: 11px;
  position: relative;
}

.matrix-header-corner {
  background: transparent;
}

.matrix-header {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  background: var(--bg-inset);
}

.matrix-row-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  background: var(--bg-inset);
}

.matrix-self {
  background: var(--bg-inset);
  color: var(--border);
  font-size: 14px;
}

.trust-cell {
  flex-direction: column;
  gap: 1px;
  cursor: default;
  transition: filter 0.2s;
}

.trust-cell:hover {
  filter: brightness(1.25);
  z-index: 2;
}

.trust-value {
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
}

.trust-delta {
  font-size: 9px;
  font-weight: 600;
  line-height: 1;
}

.delta-up   { color: var(--trust-strong); }
.delta-down { color: var(--trust-damaged); }

/* Trust level colors */
.trust-strong   { background: rgba(74,222,128,0.15);  color: #4ade80; border: 1px solid rgba(74,222,128,0.3); }
.trust-moderate { background: rgba(96,165,250,0.12);  color: #60a5fa; border: 1px solid rgba(96,165,250,0.25); }
.trust-fragile  { background: rgba(245,158,11,0.12);  color: #f59e0b; border: 1px solid rgba(245,158,11,0.25); }
.trust-damaged  { background: rgba(248,113,113,0.12); color: #f87171; border: 1px solid rgba(248,113,113,0.25); }
.trust-broken   { background: rgba(220,38,38,0.15);   color: #dc2626; border: 1px solid rgba(220,38,38,0.3); }

/* Legend */
.matrix-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 10px 12px;
  background: var(--bg-inset);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  margin-bottom: 16px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--text-secondary);
}

.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  flex-shrink: 0;
}

/* ─── Agent Summary ─────────────────────────────────────────────────────────── */

#agent-summary {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.agent-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 10px 12px;
}

.agent-card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.agent-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.agent-card-name {
  font-family: var(--font-main);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.agent-role-badge {
  margin-left: auto;
  font-family: var(--font-main);
  font-size: 9px;
  letter-spacing: 0.10em;
  color: var(--text-dim);
  border: 1px solid var(--border);
  padding: 1px 6px;
  border-radius: var(--radius-sm);
}

.agent-trust-bars {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.trust-bar-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.bar-label {
  font-size: 10px;
  color: var(--text-dim);
  width: 52px;
  flex-shrink: 0;
}

.bar-track {
  flex: 1;
  height: 4px;
  background: var(--bg-inset);
  border-radius: 2px;
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 0.4s ease;
}

.bar-out { background: var(--gold); }
.bar-in  { background: var(--trust-moderate); }

.bar-value {
  font-family: var(--font-main);
  font-size: 10px;
  color: var(--text-secondary);
  width: 22px;
  text-align: right;
}

/* ─── Explanation Console ───────────────────────────────────────────────────── */

#right-panel .panel-body {
  padding: 12px;
  font-family: var(--font-main);
  font-size: 11px;
  line-height: 1.6;
}

.log-line {
  color: var(--text-secondary);
  padding: 3px 0;
  border-bottom: 1px solid transparent;
}

.log-line + .log-line {
  margin-top: 1px;
}

.log-header {
  color: var(--gold-dim);
  font-weight: 700;
  letter-spacing: 0.06em;
  margin-top: 10px;
  padding-top: 6px;
  border-top: 1px solid var(--border-subtle);
}

.log-header:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

/* ─── Center Panel heading ──────────────────────────────────────────────────── */

.center-section-title {
  font-family: var(--font-main);
  font-size: 9px;
  color: var(--gold-dim);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 8px;
  margin-top: 16px;
}

.center-section-title:first-child {
  margin-top: 0;
}

/* ─── Scrollbar ─────────────────────────────────────────────────────────────── */

* {
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

/* ─── Responsive adjustments ────────────────────────────────────────────────── */

@media (max-width: 900px) {
  #main-area {
    grid-template-columns: 200px 1fr 260px;
  }
}

@media (max-width: 720px) {
  html, body { overflow: auto; }
  #app { height: auto; }
  #main-area {
    grid-template-columns: 1fr;
    height: auto;
  }
  .panel { overflow: visible; }
  .panel-body { overflow: visible; }
  #metrics-row { grid-template-columns: repeat(2, 1fr); }
}