:root {
  --bg: #0a0a0f;
  --surface: rgba(255,255,255,0.05);
  --surface-hover: rgba(255,255,255,0.08);
  --border: rgba(255,255,255,0.07);
  --border-strong: rgba(255,255,255,0.12);
  --text: #f0f0f5;
  --text-secondary: rgba(240,240,245,0.55);
  --text-tertiary: rgba(240,240,245,0.35);

  /* Agent colours */
  --hermes: #6366f1;
  --hermes-2: #8b5cf6;
  --hermes-bg: rgba(99,102,241,0.12);
  --socrates: #10b981;
  --socrates-2: #0d9488;
  --socrates-bg: rgba(16,185,129,0.12);
  --plutus: #f59e0b;
  --plutus-2: #f97316;
  --plutus-bg: rgba(245,158,11,0.12);
  --cerberus: #6b7280;
  --cerberus-2: #9ca3af;
  --cerberus-bg: rgba(107,114,128,0.12);

  /* Project badge colours */
  --proj-tothemoonandbot: #6366f1;
  --proj-neue-fit: #f59e0b;
  --proj-thehuangergames: #a855f7;
  --proj-plutus: #10b981;

  --radius: 12px;
  --radius-sm: 8px;
  --font: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Helvetica Neue', sans-serif;
  --sidebar-width: 220px;
  --tab-height: 60px;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

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

html { height: 100%; font-size: 16px; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  height: 100%;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

#app { height: 100%; }

/* ── LAYOUT ─────────────────────────────────────────────── */
.layout {
  display: flex;
  height: 100vh;
  height: 100dvh;
}

/* Desktop sidebar */
.sidebar {
  width: var(--sidebar-width);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow: hidden;
}
.sidebar-logo {
  padding: 24px 20px 20px;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--text);
}
.sidebar-logo span { color: var(--hermes); }
.sidebar-nav { flex: 1; padding: 8px; overflow-y: auto; }
.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  transition: background 0.15s, color 0.15s;
  user-select: none;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}
.nav-item:hover { background: var(--surface-hover); color: var(--text); }
.nav-item.active { background: var(--surface); color: var(--text); }
.nav-item .nav-icon { font-size: 16px; width: 20px; text-align: center; }
.nav-section { padding: 16px 12px 6px; font-size: 11px; font-weight: 600; letter-spacing: 0.06em; color: var(--text-tertiary); text-transform: uppercase; }

/* Main content area */
.main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Topbar (desktop) */
.topbar {
  height: 56px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 24px;
  gap: 12px;
  flex-shrink: 0;
}
.topbar-title { font-size: 16px; font-weight: 600; flex: 1; }
.stat-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
}
.stat-pill .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--text-tertiary);
}
.stat-pill .dot.live { background: var(--socrates); box-shadow: 0 0 6px var(--socrates); }

/* Content scroll */
.content {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  -webkit-overflow-scrolling: touch;
}

/* Mobile bottom tab bar */
.tab-bar {
  display: none;
  height: calc(var(--tab-height) + var(--safe-bottom));
  border-top: 1px solid var(--border);
  background: rgba(10,10,15,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding-bottom: var(--safe-bottom);
  flex-shrink: 0;
}
.tab-bar-inner {
  display: flex;
  height: var(--tab-height);
}
.tab-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  cursor: pointer;
  color: var(--text-tertiary);
  font-size: 10px;
  font-weight: 500;
  transition: color 0.15s;
  border: none;
  background: none;
  user-select: none;
}
.tab-item .tab-icon { font-size: 22px; line-height: 1; }
.tab-item.active { color: var(--hermes); }
.tab-item .tab-label { font-size: 10px; }

/* Mobile header */
.mobile-header {
  display: none;
  height: 52px;
  align-items: center;
  padding: 0 16px;
  padding-top: env(safe-area-inset-top, 0px);
  border-bottom: 1px solid var(--border);
  background: rgba(10,10,15,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  flex-shrink: 0;
}
.mobile-header-title { font-size: 17px; font-weight: 600; flex: 1; text-align: center; }

/* ── CARDS ───────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.card + .card { margin-top: 16px; }
.card-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
}
.card-value {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

/* ── AGENT ROSTER ────────────────────────────────────────── */
.agent-list { display: flex; flex-direction: column; gap: 10px; }
.agent-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.agent-avatar {
  width: 36px; height: 36px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 16px;
  font-weight: 700;
  flex-shrink: 0;
}
.agent-avatar.hermes { background: var(--hermes-bg); color: var(--hermes); }
.agent-avatar.socrates { background: var(--socrates-bg); color: var(--socrates); }
.agent-avatar.plutus { background: var(--plutus-bg); color: var(--plutus); }
.agent-avatar.cerberus { background: var(--cerberus-bg); color: var(--cerberus); }
.agent-name { font-size: 14px; font-weight: 600; }
.agent-model { font-size: 12px; color: var(--text-secondary); margin-top: 1px; }
.agent-status {
  margin-left: auto;
  display: flex; align-items: center; gap: 6px;
  font-size: 12px; font-weight: 500;
}
.status-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
}
.status-dot.live { background: var(--socrates); box-shadow: 0 0 8px var(--socrates); animation: pulse 2s infinite; }
.status-dot.idle { background: var(--text-tertiary); }
.status-dot.offline { background: rgba(239,68,68,0.7); }
@keyframes pulse {
  0%,100% { opacity: 1; } 50% { opacity: 0.5; }
}

/* ── PROJECT BADGES ──────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 6px;
  padding: 2px 8px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.badge.tothemoonandbot { background: rgba(99,102,241,0.15); color: var(--proj-tothemoonandbot); }
.badge.neue-fit        { background: rgba(245,158,11,0.15); color: var(--proj-neue-fit); }
.badge.thehuangergames { background: rgba(168,85,247,0.15); color: var(--proj-thehuangergames); }
.badge.plutus          { background: rgba(16,185,129,0.15); color: var(--proj-plutus); }
.badge.default         { background: var(--surface); color: var(--text-secondary); }

/* ── KANBAN ──────────────────────────────────────────────── */
.kanban {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  align-items: start;
}
.kanban-col {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.kanban-header {
  padding: 14px 16px 12px;
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--border);
}
.kanban-count {
  background: var(--border-strong);
  border-radius: 10px;
  padding: 1px 7px;
  font-size: 11px;
  color: var(--text-secondary);
}
.kanban-items { padding: 12px; display: flex; flex-direction: column; gap: 8px; min-height: 60px; }
.kanban-item {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
}
.kanban-item-text { font-size: 13px; line-height: 1.45; color: var(--text); }
.kanban-item-meta { display: flex; align-items: center; gap: 6px; margin-top: 6px; }

/* ── TASK LIST ───────────────────────────────────────────── */
.task-section { margin-bottom: 24px; }
.task-section-header {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0 0 10px 2px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.task-list { display: flex; flex-direction: column; gap: 6px; }
.task-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  line-height: 1.45;
  cursor: pointer;
  transition: background 0.12s;
}
.task-item:hover { background: var(--surface-hover); }
.task-item.done { opacity: 0.45; }
.task-item.done .task-text { text-decoration: line-through; }
.task-check {
  width: 18px; height: 18px;
  border: 1.5px solid var(--border-strong);
  border-radius: 5px;
  flex-shrink: 0;
  margin-top: 1px;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px;
}
.task-item.done .task-check { border-color: var(--socrates); background: var(--socrates-bg); color: var(--socrates); }
.task-body { flex: 1; }
.task-text { color: var(--text); }
.task-meta { display: flex; gap: 6px; margin-top: 5px; }

/* ── FEED ────────────────────────────────────────────────── */
.feed-list { display: flex; flex-direction: column; gap: 8px; }
.feed-item {
  display: flex;
  gap: 12px;
  padding: 12px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.feed-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  margin-top: 5px;
  flex-shrink: 0;
}
.feed-content { flex: 1; min-width: 0; }
.feed-summary { font-size: 13px; color: var(--text); line-height: 1.4; }
.feed-meta { display: flex; align-items: center; gap: 8px; margin-top: 4px; font-size: 11px; color: var(--text-tertiary); }
.feed-agent { font-weight: 600; }
.feed-empty { text-align: center; padding: 40px 20px; color: var(--text-secondary); font-size: 14px; }

/* ── CHAT ────────────────────────────────────────────────── */
.chat-layout { display: flex; flex-direction: column; height: 100%; }
.chat-header {
  padding: 0 24px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.agent-selector {
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  padding: 8px 12px;
  cursor: pointer;
  outline: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='rgba(240,240,245,0.4)' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 28px;
}
.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 0 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  -webkit-overflow-scrolling: touch;
}
.chat-msg {
  max-width: 80%;
  padding: 10px 14px;
  border-radius: 14px;
  font-size: 14px;
  line-height: 1.5;
}
.chat-msg.user {
  align-self: flex-end;
  background: var(--hermes);
  color: #fff;
  border-bottom-right-radius: 4px;
}
.chat-msg.agent {
  align-self: flex-start;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  border-bottom-left-radius: 4px;
}
.chat-msg .msg-meta { font-size: 11px; opacity: 0.6; margin-top: 4px; }
.chat-msg.agent .msg-meta { color: var(--text-secondary); }
.chat-input-area {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 10px;
  flex-shrink: 0;
}
.chat-input {
  flex: 1;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  padding: 10px 14px;
  resize: none;
  outline: none;
  max-height: 120px;
  transition: border-color 0.15s;
}
.chat-input:focus { border-color: var(--hermes); }
.chat-input::placeholder { color: var(--text-tertiary); }
.chat-send {
  background: var(--hermes);
  border: none;
  border-radius: var(--radius-sm);
  color: #fff;
  font-family: var(--font);
  font-size: 14px;
  font-weight: 600;
  padding: 10px 18px;
  cursor: pointer;
  transition: opacity 0.15s;
  white-space: nowrap;
}
.chat-send:hover { opacity: 0.85; }
.chat-send:disabled { opacity: 0.4; cursor: default; }
.chat-note {
  font-size: 12px;
  color: var(--text-tertiary);
  text-align: center;
  padding: 8px 24px 0;
}

/* ── PLUTUS ──────────────────────────────────────────────── */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}
.metric-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}
.metric-label { font-size: 11px; font-weight: 600; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.06em; }
.metric-value { font-size: 24px; font-weight: 700; letter-spacing: -0.5px; margin-top: 6px; }
.metric-value.positive { color: var(--socrates); }
.metric-value.negative { color: #ef4444; }
.metric-value.neutral { color: var(--text); }
.metric-value.empty { color: var(--text-tertiary); font-size: 16px; font-weight: 400; }

.phase-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(245,158,11,0.12);
  border: 1px solid rgba(245,158,11,0.25);
  border-radius: 20px;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--plutus);
  margin-bottom: 20px;
}

.kill-switch-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.kill-switch-label { font-size: 14px; font-weight: 600; }
.kill-switch-sub { font-size: 12px; color: var(--text-secondary); margin-top: 3px; }
.kill-switch-active { color: #ef4444; }
.kill-switch-inactive { color: var(--socrates); }
.btn-kill {
  background: rgba(239,68,68,0.1);
  border: 1px solid rgba(239,68,68,0.3);
  border-radius: var(--radius-sm);
  color: #ef4444;
  font-family: var(--font);
  font-size: 13px;
  font-weight: 600;
  padding: 8px 16px;
  cursor: pointer;
  transition: background 0.15s;
}
.btn-kill:hover { background: rgba(239,68,68,0.2); }
.btn-kill.resume {
  background: rgba(16,185,129,0.1);
  border-color: rgba(16,185,129,0.3);
  color: var(--socrates);
}
.btn-kill.resume:hover { background: rgba(16,185,129,0.2); }

.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.data-table th {
  text-align: left;
  padding: 8px 12px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border);
}
.data-table td { padding: 10px 12px; border-bottom: 1px solid var(--border); color: var(--text); }
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: rgba(255,255,255,0.02); }
.table-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: auto;
  margin-bottom: 20px;
}

/* ── PROMETHEUS ──────────────────────────────────────────── */
.prometheus-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 24px;
  text-align: center;
}
.prometheus-icon { font-size: 56px; margin-bottom: 16px; opacity: 0.4; }
.prometheus-title { font-size: 20px; font-weight: 700; margin-bottom: 8px; }
.prometheus-sub { font-size: 14px; color: var(--text-secondary); max-width: 320px; line-height: 1.5; }
.placeholder-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin-top: 32px;
  width: 100%;
  max-width: 600px;
  opacity: 0.3;
}
.placeholder-metric {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}
.placeholder-bar {
  height: 8px;
  background: var(--border-strong);
  border-radius: 4px;
  margin-top: 8px;
}

/* ── LOGIN ───────────────────────────────────────────────── */
.login-page {
  height: 100vh;
  height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  padding: 24px;
}
.login-card {
  width: 100%;
  max-width: 360px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px 32px;
}
.login-logo { font-size: 32px; font-weight: 800; letter-spacing: -1px; margin-bottom: 8px; }
.login-logo span { color: var(--hermes); }
.login-sub { font-size: 13px; color: var(--text-secondary); margin-bottom: 28px; }
.form-group { margin-bottom: 16px; }
.form-label { display: block; font-size: 12px; font-weight: 600; color: var(--text-secondary); margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.05em; }
.form-input {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  padding: 11px 14px;
  outline: none;
  transition: border-color 0.15s;
}
.form-input:focus { border-color: var(--hermes); }
.form-input::placeholder { color: var(--text-tertiary); }
.btn-primary {
  width: 100%;
  background: var(--hermes);
  background: linear-gradient(135deg, var(--hermes), var(--hermes-2));
  border: none;
  border-radius: var(--radius-sm);
  color: #fff;
  font-family: var(--font);
  font-size: 15px;
  font-weight: 600;
  padding: 12px;
  cursor: pointer;
  transition: opacity 0.15s;
  margin-top: 8px;
}
.btn-primary:hover { opacity: 0.85; }
.btn-primary:disabled { opacity: 0.4; cursor: default; }
.form-error { color: #ef4444; font-size: 13px; margin-top: 10px; text-align: center; }

/* ── GREETING HEADER ─────────────────────────────────────── */
.greeting-header {
  margin-bottom: 24px;
}
.greeting-text {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.3px;
}
.greeting-date { font-size: 13px; color: var(--text-secondary); margin-top: 3px; }

/* ── DESKTOP GRID ────────────────────────────────────────── */
.home-grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 20px;
  align-items: start;
}

/* ── SECTION TITLE ───────────────────────────────────────── */
.section-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ── EMPTY STATE ─────────────────────────────────────────── */
.empty { text-align: center; padding: 32px; color: var(--text-secondary); font-size: 14px; }

/* ── LOADING ─────────────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, var(--surface) 25%, var(--surface-hover) 50%, var(--surface) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
  border-radius: var(--radius-sm);
}
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

/* ── SIGNAL INDICATOR ────────────────────────────────────── */
.signal-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}
.signal-item:last-child { border-bottom: none; }
.signal-dir { font-size: 12px; font-weight: 700; padding: 2px 8px; border-radius: 4px; }
.signal-dir.BUY { background: rgba(16,185,129,0.15); color: var(--socrates); }
.signal-dir.SELL { background: rgba(239,68,68,0.15); color: #ef4444; }
.signal-dir.HOLD { background: var(--cerberus-bg); color: var(--cerberus); }

/* ── FILTERS ─────────────────────────────────────────────── */
.filter-bar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.filter-chip {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.12s;
  user-select: none;
}
.filter-chip:hover { background: var(--surface-hover); }
.filter-chip.active { background: var(--hermes-bg); border-color: rgba(99,102,241,0.3); color: var(--hermes); }

/* ── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width: 768px) {
  .sidebar { display: none; }
  .tab-bar { display: flex; flex-direction: column; }
  .mobile-header { display: flex; }
  .topbar { display: none; }
  .content { padding: 16px; }
  .kanban { grid-template-columns: 1fr; }
  .home-grid { grid-template-columns: 1fr; }
  .metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .chat-header { padding: 0 16px 12px; }
  .chat-messages { padding: 0 16px; }
  .chat-input-area { padding: 12px 16px; }
  .chat-note { padding: 6px 16px 0; }
}

@media (min-width: 769px) {
  .tab-bar { display: none; }
  .mobile-header { display: none; }
}

/* ── SCROLLBAR ───────────────────────────────────────────── */
::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 4px; }