/* ═══════════════════════════════════════════════════════
   IOTA Swarm — Dark Glassmorphism UI
   ═══════════════════════════════════════════════════════ */

:root {
  --bg:        #080c14;
  --bg-1:      #0d1424;
  --bg-2:      #111827;
  --surface:   rgba(255,255,255,0.045);
  --surface-h: rgba(255,255,255,0.075);
  --border:    rgba(255,255,255,0.08);
  --border-s:  rgba(255,255,255,0.14);
  --accent:    #00d4ff;
  --accent-dim:rgba(0,212,255,0.12);
  --accent-glow:rgba(0,212,255,0.28);
  --purple:    #8b5cf6;
  --green:     #10b981;
  --amber:     #f59e0b;
  --red:       #ef4444;
  --red-dim:   rgba(239,68,68,0.15);
  --text:      #e2e8f0;
  --text-m:    #94a3b8;
  --text-d:    #475569;
  --mono:      "IBM Plex Mono", monospace;
  --sans:      "Space Grotesk", sans-serif;
  --sidebar-w: 218px;
  --r:         12px;
  --r-lg:      18px;
  --shadow:    0 8px 32px rgba(0,0,0,0.4);
  --shadow-sm: 0 2px 12px rgba(0,0,0,0.3);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  font-size: 14px;
  color: var(--text);
  background: var(--bg);
  min-height: 100vh;
  overflow: hidden;
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.2); }

/* ══════════════════════════════════════════
   LAYOUT
══════════════════════════════════════════ */
.app {
  display: flex;
  height: 100vh;
  background:
    radial-gradient(ellipse 80% 50% at 10% 0%, rgba(0,212,255,0.06) 0%, transparent 55%),
    radial-gradient(ellipse 60% 40% at 90% 90%, rgba(139,92,246,0.07) 0%, transparent 55%),
    var(--bg);
}

/* ══════════════════════════════════════════
   SIDEBAR
══════════════════════════════════════════ */
.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  background: rgba(13,20,36,0.95);
  border-right: 1px solid var(--border);
  padding: 20px 12px 16px;
  gap: 6px;
  backdrop-filter: blur(20px);
  z-index: 10;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 6px 16px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 8px;
}

.brand-icon {
  width: 34px;
  height: 34px;
  background: var(--accent-dim);
  border: 1px solid var(--accent-glow);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
  box-shadow: 0 0 12px var(--accent-glow);
}

.brand-icon svg { width: 18px; height: 18px; }

.brand-name {
  display: block;
  font-weight: 700;
  font-size: 13.5px;
  color: var(--text);
  letter-spacing: 0.01em;
}

.brand-sub {
  display: block;
  font-family: var(--mono);
  font-size: 9.5px;
  color: var(--text-d);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-top: 1px;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
}

.nav-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 9px 10px;
  background: transparent;
  border: none;
  border-radius: 10px;
  color: var(--text-m);
  font-family: var(--sans);
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  text-align: left;
  transition: background 160ms ease, color 160ms ease;
  position: relative;
}

.nav-btn svg { width: 17px; height: 17px; flex-shrink: 0; opacity: .75; transition: opacity 160ms; }
.nav-btn span:nth-child(2) { flex: 1; }

.nav-btn:hover {
  background: var(--surface-h);
  color: var(--text);
}

.nav-btn:hover svg { opacity: 1; }

.nav-btn.active {
  background: var(--accent-dim);
  color: var(--accent);
  font-weight: 600;
}

.nav-btn.active svg { opacity: 1; }

.nav-btn.active::before {
  content: "";
  position: absolute;
  left: -12px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 60%;
  background: var(--accent);
  border-radius: 0 3px 3px 0;
  box-shadow: 0 0 8px var(--accent-glow);
}

.nav-badge {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  padding: 1px 6px;
  background: var(--surface-h);
  border: 1px solid var(--border-s);
  border-radius: 99px;
  color: var(--text-m);
  line-height: 1.5;
}

.nav-badge-error {
  background: var(--red-dim);
  border-color: rgba(239,68,68,0.3);
  color: var(--red);
}

.sidebar-footer {
  border-top: 1px solid var(--border);
  padding-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.conn-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  color: var(--text-d);
  font-family: var(--mono);
  padding: 5px 8px;
  border-radius: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  transition: all 300ms;
}

.conn-pill.connected { color: var(--green); border-color: rgba(16,185,129,0.25); background: rgba(16,185,129,0.07); }
.conn-pill.connected .conn-dot { background: var(--green); box-shadow: 0 0 6px var(--green); }

.conn-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--text-d);
  flex-shrink: 0;
  transition: all 300ms;
}

.conn-dot.pulsing {
  animation: pulse-dot 1.6s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .5; transform: scale(0.8); }
}

.phase-tag {
  font-family: var(--mono);
  font-size: 9.5px;
  color: var(--text-d);
  text-align: center;
  letter-spacing: 0.05em;
}

/* ══════════════════════════════════════════
   CONTENT AREA
══════════════════════════════════════════ */
.content-area {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 28px 28px 40px;
  position: relative;
}

/* ══════════════════════════════════════════
   VIEWS
══════════════════════════════════════════ */
.view { display: none; animation: view-in 280ms cubic-bezier(0.22,0.74,0.3,1) both; }
.view.active { display: block; }

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

.view-header {
  margin-bottom: 24px;
}

.view-header h1 {
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.2;
}

.view-sub {
  color: var(--text-m);
  font-size: 13px;
  margin-top: 3px;
}

/* ══════════════════════════════════════════
   GLASS PANEL
══════════════════════════════════════════ */
.glass-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 20px;
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-sm);
}

.panel-hdr {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.panel-hdr h2 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

/* ══════════════════════════════════════════
   STATS ROW
══════════════════════════════════════════ */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 20px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 16px;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: border-color 200ms, transform 200ms;
}

.stat-card:hover {
  border-color: var(--border-s);
  transform: translateY(-1px);
}

.stat-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.stat-icon svg { width: 20px; height: 20px; }

.color-blue  { background: rgba(0,212,255,0.1);   color: var(--accent);  box-shadow: 0 0 16px rgba(0,212,255,0.15); }
.color-green { background: rgba(16,185,129,0.1);  color: var(--green);   box-shadow: 0 0 16px rgba(16,185,129,0.15); }
.color-purple{ background: rgba(139,92,246,0.1);  color: var(--purple);  box-shadow: 0 0 16px rgba(139,92,246,0.15); }
.color-red   { background: rgba(239,68,68,0.1);   color: var(--red);     box-shadow: 0 0 16px rgba(239,68,68,0.15); }
.color-amber { background: rgba(245,158,11,0.1);  color: var(--amber);   box-shadow: 0 0 16px rgba(245,158,11,0.15); }

.stat-val {
  display: block;
  font-size: 26px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--text);
  line-height: 1;
}

.stat-lbl {
  display: block;
  font-size: 11.5px;
  color: var(--text-m);
  margin-top: 3px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-family: var(--mono);
}

/* ══════════════════════════════════════════
   DASHBOARD GRID
══════════════════════════════════════════ */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 16px;
}

/* ── Network Graph ── */
.network-panel { padding: 18px; }

.network-canvas {
  width: 100%;
  height: 420px;
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  background: rgba(0,0,0,0.25);
  border: 1px solid var(--border);
}

.network-canvas svg { width: 100%; height: 100%; }

.network-empty-state {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--text-d);
  text-align: center;
  padding: 24px;
  font-size: 13px;
  pointer-events: none;
}

/* ── Feed Panel ── */
.feed-panel { padding: 18px; }

.live-feed {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 380px;
  overflow-y: auto;
}

.feed-entry {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  animation: feed-slide 300ms ease both;
}

@keyframes feed-slide {
  from { opacity: 0; transform: translateX(10px); }
  to   { opacity: 1; transform: translateX(0); }
}

.feed-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  margin-top: 4px;
  flex-shrink: 0;
}

.feed-dot.ok    { background: var(--green); box-shadow: 0 0 5px var(--green); }
.feed-dot.error { background: var(--red);   box-shadow: 0 0 5px var(--red); }

.feed-content { flex: 1; min-width: 0; }
.feed-action  { font-size: 12px; font-family: var(--mono); color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.feed-meta    { font-size: 11px; color: var(--text-d); margin-top: 2px; }

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

.legend {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 11.5px;
  color: var(--text-m);
  font-family: var(--mono);
}

.legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.ld-active   { background: var(--accent);  box-shadow: 0 0 5px var(--accent-glow); }
.ld-inactive { background: var(--text-d); }
.ld-transfer { background: var(--amber);   box-shadow: 0 0 5px rgba(245,158,11,0.4); }

/* ══════════════════════════════════════════
   AGENT CREATE BAR
══════════════════════════════════════════ */
.create-bar { margin-bottom: 20px; padding: 16px 20px; }

.tabs-row {
  display: flex;
  gap: 4px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 12px;
}

.tab-btn {
  padding: 6px 14px;
  border-radius: 8px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-m);
  font-family: var(--sans);
  font-size: 13px;
  cursor: pointer;
  transition: all 160ms;
}

.tab-btn:hover { background: var(--surface-h); color: var(--text); }

.tab-btn.active {
  background: var(--accent-dim);
  border-color: rgba(0,212,255,0.25);
  color: var(--accent);
  font-weight: 600;
}

.tab-pane { display: none; }
.tab-pane.active { display: block; }

/* ── Form Row ── */
.form-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: flex-end;
}

.form-row.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; align-items: start; }

.field {
  display: flex;
  flex-direction: column;
  gap: 5px;
  flex: 1;
  min-width: 120px;
}

.field span {
  font-size: 11px;
  color: var(--text-m);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-family: var(--mono);
}

.field-full { flex: 1 1 100%; }

.hint-line {
  font-size: 12px;
  color: var(--text-d);
  margin-top: 10px;
  font-family: var(--mono);
}

.hint-line code {
  color: var(--accent);
  background: var(--accent-dim);
  padding: 1px 5px;
  border-radius: 4px;
}

/* ══════════════════════════════════════════
   INPUTS / SELECTS / TEXTAREAS
══════════════════════════════════════════ */
input, select, textarea {
  font: inherit;
  font-size: 13px;
  background: rgba(0,0,0,0.3);
  border: 1px solid var(--border-s);
  border-radius: 8px;
  padding: 8px 10px;
  color: var(--text);
  transition: border-color 160ms, box-shadow 160ms;
  width: 100%;
}

input::placeholder, textarea::placeholder { color: var(--text-d); }

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: rgba(0,212,255,0.5);
  box-shadow: 0 0 0 3px rgba(0,212,255,0.1);
}

select { cursor: pointer; }

select option { background: var(--bg-2); color: var(--text); }

textarea {
  min-height: 80px;
  font-family: var(--mono);
  font-size: 11.5px;
  resize: vertical;
}

/* ══════════════════════════════════════════
   BUTTONS
══════════════════════════════════════════ */
button { font: inherit; cursor: pointer; border: none; border-radius: 8px; transition: all 140ms ease; }
button:disabled { opacity: .45; cursor: not-allowed !important; }

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #0099bb);
  color: #000;
  font-weight: 700;
  padding: 8px 16px;
  font-size: 13px;
  box-shadow: 0 0 16px rgba(0,212,255,0.2);
  white-space: nowrap;
  flex-shrink: 0;
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 0 24px rgba(0,212,255,0.35);
  filter: brightness(1.08);
}

.btn-primary:active:not(:disabled) { transform: translateY(0); }

.btn-primary.btn-lg { padding: 11px 28px; font-size: 14px; border-radius: 10px; }

.btn-secondary {
  background: var(--surface-h);
  color: var(--text);
  border: 1px solid var(--border-s);
  padding: 8px 16px;
  font-size: 13px;
}

.btn-secondary:hover:not(:disabled) { border-color: rgba(0,212,255,0.35); color: var(--accent); }

.btn-ghost {
  background: transparent;
  color: var(--text-m);
  border: none;
  padding: 4px 8px;
  font-size: 12.5px;
}

.btn-ghost:hover { color: var(--accent); }

.btn-danger {
  background: var(--red-dim);
  color: var(--red);
  border: 1px solid rgba(239,68,68,0.25);
  padding: 7px 14px;
  font-size: 13px;
}

.btn-danger:hover:not(:disabled) { background: rgba(239,68,68,0.2); }

.btn-icon {
  background: var(--surface-h);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 8px;
  color: var(--text-m);
  font-size: 12px;
  flex-shrink: 0;
  transition: all 140ms;
}

.btn-icon:hover { color: var(--accent); border-color: rgba(0,212,255,0.3); }

.btn-sm {
  padding: 5px 10px;
  font-size: 12px;
  border-radius: 6px;
}

/* ══════════════════════════════════════════
   AGENT GRID & CARDS
══════════════════════════════════════════ */
.agent-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 16px;
}

.agent-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color 200ms, transform 200ms, box-shadow 200ms;
  animation: card-in 320ms cubic-bezier(0.22,0.74,0.3,1) both;
}

@keyframes card-in {
  from { opacity: 0; transform: translateY(14px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.agent-card:hover {
  border-color: var(--border-s);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.3);
}

.agent-card.spotlight {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), 0 0 24px var(--accent-glow);
  animation: spotlight-pulse 600ms ease;
}

@keyframes spotlight-pulse {
  0%   { box-shadow: 0 0 0 0 var(--accent-glow); }
  50%  { box-shadow: 0 0 0 8px transparent; }
  100% { box-shadow: 0 0 0 1px var(--accent), 0 0 24px var(--accent-glow); }
}

/* Card Header */
.card-hdr {
  display: flex;
  align-items: center;
  gap: 10px;
}

.agent-avatar {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent-dim), rgba(139,92,246,0.15));
  border: 1px solid var(--border-s);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  flex-shrink: 0;
  font-family: var(--mono);
}

.card-meta { flex: 1; min-width: 0; }

.agent-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.scope-badge {
  display: inline-block;
  font-family: var(--mono);
  font-size: 10px;
  background: rgba(139,92,246,0.15);
  color: var(--purple);
  border: 1px solid rgba(139,92,246,0.2);
  border-radius: 5px;
  padding: 1px 6px;
  margin-top: 2px;
  vertical-align: middle;
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot.active   { background: var(--green); box-shadow: 0 0 6px var(--green); }
.status-dot.inactive { background: var(--text-d); }

/* Address Row */
.addr-row {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(0,0,0,0.25);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 7px 10px;
}

.addr-text {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-m);
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.addr-text.no-addr { color: var(--text-d); font-style: italic; }

/* Balance Row */
.balance-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
}

.bal-item {
  background: rgba(0,0,0,0.2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 7px 8px;
  text-align: center;
}

.bal-label {
  display: block;
  font-family: var(--mono);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-d);
  margin-bottom: 3px;
}

.bal-value {
  display: block;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-m);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.bal-value.has-value { color: var(--green); }

/* Action Buttons */
.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.btn-action {
  background: var(--surface-h);
  border: 1px solid var(--border-s);
  color: var(--text-m);
  padding: 5px 10px;
  font-size: 11.5px;
  border-radius: 7px;
  transition: all 140ms;
}

.btn-action:hover:not(:disabled) {
  background: var(--accent-dim);
  border-color: rgba(0,212,255,0.3);
  color: var(--accent);
}

.btn-action.accent {
  background: var(--accent-dim);
  border-color: rgba(0,212,255,0.25);
  color: var(--accent);
}

.btn-action.accent:hover:not(:disabled) {
  box-shadow: 0 0 12px var(--accent-glow);
}

/* Prefund Controls */
.prefund-controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

/* Collapsible Card Sections */
.card-section {
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.card-section summary {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  cursor: pointer;
  font-size: 12.5px;
  color: var(--text-m);
  font-weight: 500;
  background: var(--surface);
  user-select: none;
  list-style: none;
  transition: color 140ms, background 140ms;
}

.card-section summary::-webkit-details-marker { display: none; }

.card-section summary::before {
  content: "▶";
  font-size: 9px;
  color: var(--text-d);
  transition: transform 200ms, color 200ms;
}

.card-section[open] summary::before { transform: rotate(90deg); color: var(--accent); }
.card-section[open] summary { color: var(--text); }
.card-section summary:hover { background: var(--surface-h); color: var(--text); }

.section-body {
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-top: 1px solid var(--border);
  background: rgba(0,0,0,0.15);
}

.kv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5px 12px;
}

.kv-grid p {
  font-size: 12px;
  color: var(--text-m);
  font-family: var(--mono);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.kv-grid strong { color: var(--text-d); font-weight: 500; }

.payload-label {
  display: flex;
  flex-direction: column;
  gap: 5px;
  font-size: 11px;
  color: var(--text-d);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-family: var(--mono);
}

.json-viewer {
  background: rgba(0,0,0,0.35);
  border: 1px solid var(--border);
  border-radius: 7px;
  overflow: hidden;
}

.json-viewer summary {
  padding: 7px 10px;
  cursor: pointer;
  font-size: 11.5px;
  color: var(--text-d);
  font-family: var(--mono);
  list-style: none;
  transition: color 140ms;
}

.json-viewer summary::-webkit-details-marker { display: none; }
.json-viewer summary:hover { color: var(--text-m); }

.json-viewer pre {
  margin: 0;
  padding: 10px;
  font-family: var(--mono);
  font-size: 10.5px;
  line-height: 1.5;
  color: var(--text-m);
  overflow-x: auto;
  white-space: pre-wrap;
  border-top: 1px solid var(--border);
  max-height: 200px;
  overflow-y: auto;
}

.transfer-row {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 6px;
  align-items: end;
}

.tx-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 6px;
}

/* ══════════════════════════════════════════
   TRANSFER PLAYGROUND
══════════════════════════════════════════ */
.transfer-card { max-width: 720px; }

.transfer-layout {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 16px;
  align-items: center;
  margin-bottom: 20px;
}

.transfer-side {}

.transfer-role {
  font-family: var(--mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-d);
  margin-bottom: 6px;
}

.agent-select {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(0,0,0,0.35);
  border: 1px solid var(--border-s);
  font-size: 13px;
}

.transfer-middle {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  min-width: 140px;
}

.transfer-arrow-wrap { position: relative; width: 120px; }

.transfer-arrow-svg { width: 120px; height: 40px; }

.transfer-beam {
  position: absolute;
  top: 50%;
  left: 10%;
  width: 0%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  border-radius: 999px;
  transform: translateY(-50%);
  opacity: 0;
  transition: none;
}

.transfer-beam.animating {
  animation: beam-sweep 600ms ease-in-out;
}

@keyframes beam-sweep {
  0%   { width: 0%;   left: 10%; opacity: 0; }
  30%  { opacity: 1; }
  100% { width: 80%;  left: 10%; opacity: 0; }
}

.amount-wrap { text-align: center; }
.amount-unit { display: block; font-family: var(--mono); font-size: 10px; color: var(--text-d); margin-top: 3px; }
.amount-wrap input { text-align: center; font-family: var(--mono); }

.transfer-footer {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.status-msg {
  font-size: 12.5px;
  color: var(--text-m);
  font-family: var(--mono);
}

.status-msg.ok    { color: var(--green); }
.status-msg.error { color: var(--red); }

/* ══════════════════════════════════════════
   ACTIVITY LOG
══════════════════════════════════════════ */
.log-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.log-filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  flex: 1;
}

.log-filters select,
.log-filters input {
  max-width: 180px;
  width: auto;
}

.log-timeline {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 620px;
  overflow-y: auto;
}

.log-entry {
  display: grid;
  grid-template-columns: auto auto 1fr auto auto;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: rgba(0,0,0,0.2);
  font-size: 12px;
  animation: log-slide 250ms ease both;
}

@keyframes log-slide {
  from { opacity: 0; transform: translateX(-6px); }
  to   { opacity: 1; transform: translateX(0); }
}

.log-entry.log-ok    { border-left: 3px solid var(--green); }
.log-entry.log-error { border-left: 3px solid var(--red); background: rgba(239,68,68,0.05); }

.log-time {
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--text-d);
  white-space: nowrap;
}

.log-badge {
  font-family: var(--mono);
  font-size: 9.5px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 5px;
  text-transform: uppercase;
  white-space: nowrap;
}

.log-badge.ok    { background: rgba(16,185,129,0.15); color: var(--green); }
.log-badge.error { background: var(--red-dim);        color: var(--red); }

.log-action {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.log-agent-tag {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 1px 6px;
  border-radius: 4px;
  white-space: nowrap;
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.log-toggle {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--text-d);
  font-size: 10px;
  padding: 2px 7px;
  cursor: pointer;
  transition: color 140ms, border-color 140ms;
  white-space: nowrap;
}

.log-toggle:hover { color: var(--accent); border-color: rgba(0,212,255,0.3); }

.log-details-pane {
  grid-column: 1 / -1;
  background: rgba(0,0,0,0.35);
  border-radius: 6px;
  border: 1px solid var(--border);
  padding: 10px;
  display: none;
}

.log-details-pane.open { display: block; }

.log-details-pane pre {
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--text-m);
  white-space: pre-wrap;
  line-height: 1.5;
  overflow-x: auto;
  max-height: 200px;
  overflow-y: auto;
}

.log-empty {
  text-align: center;
  color: var(--text-d);
  font-size: 13px;
  padding: 32px;
}

/* ══════════════════════════════════════════
   SETTINGS
══════════════════════════════════════════ */
.settings-card {
  max-width: 620px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.settings-card form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.settings-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-top: 4px;
}

.health-result {
  padding: 10px 14px;
  border-radius: 8px;
  font-family: var(--mono);
  font-size: 12px;
  border: 1px solid;
  margin-top: 4px;
}

.health-result.ok    { background: rgba(16,185,129,0.08); border-color: rgba(16,185,129,0.25); color: var(--green); }
.health-result.error { background: var(--red-dim); border-color: rgba(239,68,68,0.25); color: var(--red); }

/* ══════════════════════════════════════════
   NETWORK GRAPH — D3 STYLES
══════════════════════════════════════════ */
.node-circle {
  cursor: pointer;
  transition: filter 200ms;
}

.node-circle:hover { filter: brightness(1.3); }

.node-label {
  font-family: "Space Grotesk", sans-serif;
  font-size: 10px;
  fill: rgba(226,232,240,0.8);
  pointer-events: none;
  text-anchor: middle;
}

.link-line {
  stroke: rgba(0,212,255,0.2);
  stroke-width: 1.5;
  fill: none;
}

.link-line.transfer {
  stroke: var(--amber);
  stroke-width: 2;
  stroke-dasharray: 8 4;
  animation: dash-flow 1s linear infinite;
}

@keyframes dash-flow {
  to { stroke-dashoffset: -12; }
}

.transfer-particle {
  fill: var(--amber);
  filter: drop-shadow(0 0 4px rgba(245,158,11,0.8));
}

.tooltip-box {
  position: fixed;
  pointer-events: none;
  background: rgba(13,20,36,0.95);
  border: 1px solid var(--border-s);
  border-radius: 10px;
  padding: 10px 12px;
  font-family: "Space Grotesk", sans-serif;
  font-size: 12px;
  color: var(--text);
  backdrop-filter: blur(16px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  z-index: 999;
  max-width: 240px;
  transition: opacity 150ms;
}

/* ══════════════════════════════════════════
   UTILITY
══════════════════════════════════════════ */
.muted { color: var(--text-m); }
code { font-family: var(--mono); font-size: 0.9em; background: var(--surface-h); border-radius: 4px; padding: 1px 4px; }

/* ══════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════ */
@media (max-width: 1100px) {
  .dashboard-grid { grid-template-columns: 1fr; }
  .feed-panel { order: -1; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 760px) {
  .sidebar { width: 60px; padding: 14px 8px; }
  .brand-text, .nav-btn span, .sidebar-footer .conn-label, .phase-tag { display: none; }
  .brand-icon { margin: 0 auto; }
  .nav-btn { justify-content: center; padding: 10px; }
  .nav-btn.active::before { display: none; }
  .content-area { padding: 16px; }
  .stats-row { grid-template-columns: repeat(2,1fr); }
  .balance-row { grid-template-columns: repeat(2,1fr); }
  .transfer-layout { grid-template-columns: 1fr; }
  .tx-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}