:root {
  --bg: #0a0c10;
  --surface: #12151c;
  --surface2: #1a1f2b;
  --border: rgba(255, 255, 255, 0.06);
  --text: #e8ecf4;
  --muted: #8b95a8;
  --accent: #6ee7b7;
  --accent-dim: rgba(110, 231, 183, 0.12);
  --blue: #60a5fa;
  --yellow: #fbbf24;
  --red: #f87171;
  --purple: #a78bfa;
  --font: "Plus Jakarta Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --radius: 16px;
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  overflow-x: clip;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(110, 231, 183, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(110, 231, 183, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black, transparent);
  pointer-events: none;
}

.app {
  position: relative;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 28px 24px 64px;
  overflow-x: clip;
}

/* System resources panel */
.sys-resources {
  background: linear-gradient(135deg, var(--surface) 0%, rgba(26, 31, 43, 0.95) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px 20px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: visible;
  z-index: 3;
}

.sys-resources:has(.res-card:hover),
.sys-resources:has(.res-card:focus-visible) {
  z-index: 100;
}

.sys-resources::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 100% 0%, rgba(110, 231, 183, 0.06), transparent);
  pointer-events: none;
  border-radius: inherit;
  z-index: 0;
}

.res-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 18px;
  flex-wrap: wrap;
  position: relative;
}

.res-title {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.res-subtitle {
  font-size: 0.82rem;
  color: var(--muted);
  margin-top: 4px;
}

.node-tag {
  color: var(--accent);
  font-weight: 600;
}

.node-tag-eth {
  color: var(--purple);
}

.res-nodes {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 1px;
  min-height: 2.55em;
  width: 100%;
}

.res-node-pulse {
  color: var(--accent);
}

.res-node-eth {
  color: var(--purple);
}

.res-bar-eth {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 0%;
  background: linear-gradient(90deg, rgba(167, 139, 250, 0.65), rgba(167, 139, 250, 0.95));
  border-radius: 99px;
  box-shadow: 0 0 12px rgba(167, 139, 250, 0.4);
  transition: width 0.05s linear, left 0.05s linear;
  z-index: 3;
}

.res-card:hover .res-bar-eth,
.res-card:focus-visible .res-bar-eth {
  box-shadow: 0 0 16px rgba(167, 139, 250, 0.55);
}

.res-meta {
  font-size: 0.78rem;
  color: var(--muted);
  font-family: var(--mono);
  display: flex;
  gap: 8px;
  align-items: center;
}

.res-sep { opacity: 0.4; }

.res-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 1fr;
  align-items: stretch;
  gap: 14px;
  position: relative;
  z-index: 1;
}

.res-card.has-tip {
  overflow: visible;
  z-index: 1;
  position: relative;
}

.res-card.has-tip:hover {
  z-index: 51;
}

@media (max-width: 960px) {
  .res-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 520px) {
  .res-grid { grid-template-columns: 1fr; }
}

.res-card {
  background: rgba(0, 0, 0, 0.22);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  min-height: 122px;
  height: 100%;
  transition: border-color 0.3s ease, box-shadow 0.35s ease;
}

.res-card:hover,
.res-card:focus-visible {
  border-color: rgba(110, 231, 183, 0.28);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.35), 0 0 0 1px rgba(110, 231, 183, 0.08);
  outline: none;
}

.res-card:hover .res-bar-sys,
.res-card:focus-visible .res-bar-sys {
  filter: brightness(1.08);
}

.res-card:hover .res-bar-node,
.res-card:focus-visible .res-bar-node {
  box-shadow: 0 0 16px rgba(110, 231, 183, 0.55);
}

.res-card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 12px;
  min-height: 54px;
  flex-shrink: 0;
}

.res-icon {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 8px;
  border-radius: 6px;
  flex-shrink: 0;
}

.res-icon.cpu { background: rgba(96, 165, 250, 0.15); color: var(--blue); }
.res-icon.ram { background: rgba(167, 139, 250, 0.15); color: var(--purple); }
.res-icon.disk { background: rgba(251, 191, 36, 0.15); color: var(--yellow); }
.res-icon.net { background: rgba(110, 231, 183, 0.15); color: var(--accent); }

.res-pcts {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
  min-height: 46px;
  justify-content: flex-end;
  flex: 1;
  min-width: 0;
}

.res-sys {
  font-family: var(--mono);
  font-size: 1.1rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  transition: color 0.3s ease;
  line-height: 1.2;
  white-space: nowrap;
}

.res-node {
  font-size: 0.72rem;
  color: var(--accent);
  font-family: var(--mono);
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  line-height: 1.25;
  max-width: 100%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.res-bar {
  position: relative;
  height: 10px;
  background: var(--surface2);
  border-radius: 99px;
  overflow: hidden;
  margin-bottom: 10px;
  flex-shrink: 0;
}

.res-bar-sys {
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 0%;
  background: linear-gradient(90deg, rgba(96, 165, 250, 0.5), rgba(96, 165, 250, 0.85));
  border-radius: 99px;
  transition: width 0.05s linear;
  z-index: 1;
}

.res-bar-node {
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), #34d399);
  border-radius: 99px;
  box-shadow: 0 0 12px rgba(110, 231, 183, 0.45);
  transition: width 0.05s linear;
  z-index: 2;
}

.res-bar-net {
  background: linear-gradient(90deg, var(--surface2), rgba(26, 31, 43, 0.8));
}

.res-bar-flow {
  position: absolute;
  inset: 0;
  width: 30%;
  background: linear-gradient(90deg, transparent, rgba(110, 231, 183, 0.55), transparent);
  animation: netFlow 1.8s ease-in-out infinite;
  border-radius: 99px;
}

@keyframes netFlow {
  0% { transform: translateX(-120%); opacity: 0; }
  20% { opacity: 1; }
  100% { transform: translateX(350%); opacity: 0; }
}

.res-foot {
  font-size: 0.74rem;
  color: var(--muted);
  line-height: 1.35;
  min-height: 2.7em;
  margin-top: auto;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  word-break: break-word;
}

/* Internet usage panel */
.net-usage {
  background: linear-gradient(135deg, rgba(18, 21, 28, 0.98) 0%, rgba(26, 31, 43, 0.92) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px 20px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: visible;
  z-index: 1;
}

.net-usage:has(.usage-card:hover),
.net-usage:has(.usage-card:focus-visible) {
  z-index: 100;
}

.net-usage::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(ellipse 70% 90% at 0% 50%, rgba(96, 165, 250, 0.07), transparent 55%),
              radial-gradient(ellipse 60% 80% at 100% 30%, rgba(110, 231, 183, 0.06), transparent);
  pointer-events: none;
}

.net-usage-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 18px;
  flex-wrap: wrap;
  position: relative;
}

.net-usage-title {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.net-usage-sub {
  font-size: 0.82rem;
  color: var(--muted);
  margin-top: 4px;
}

.net-usage-live {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--accent);
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(110, 231, 183, 0.08);
  border: 1px solid rgba(110, 231, 183, 0.2);
}

.net-usage-node {
  position: relative;
  z-index: 1;
  margin-bottom: 18px;
  padding: 16px 16px 6px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.18);
  overflow: visible;
}

.net-usage-node:has(.usage-card:hover),
.net-usage-node:has(.usage-card:focus-visible) {
  z-index: 101;
  overflow: visible;
}

.net-usage-node:last-child {
  margin-bottom: 0;
}

.net-usage-node-eth {
  border-color: rgba(167, 139, 250, 0.18);
  background: rgba(167, 139, 250, 0.03);
}

.net-usage-node-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.net-usage-node-title {
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.net-usage-live.pulse .live-dot { background: var(--accent); }

.net-usage-live.eth {
  color: var(--purple);
  background: rgba(167, 139, 250, 0.08);
  border-color: rgba(167, 139, 250, 0.2);
}

.net-usage-live.eth .live-dot { background: var(--purple); }

.usage-ring-eth {
  stroke: var(--purple);
}

.eth-usage.total .usage-ring-fg {
  stroke: var(--purple);
}

.eth-usage.down .usage-value { color: #93c5fd; }
.eth-usage.up .usage-value { color: var(--purple); }

.net-usage-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1.1fr;
  gap: 14px;
  position: relative;
}

@media (max-width: 960px) {
  .net-usage-grid { grid-template-columns: 1fr; }
}

.usage-card {
  position: relative;
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px 18px 16px;
  overflow: hidden;
  transition: border-color 0.35s ease, transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.35s ease;
  z-index: 1;
}

.usage-card.has-tip {
  overflow: visible;
}

.usage-card.has-tip:hover,
.usage-card.has-tip:focus-visible {
  z-index: 55;
}

.usage-card:hover,
.usage-card:focus-visible {
  outline: none;
}

.usage-card.down:hover,
.usage-card.down:focus-visible {
  border-color: rgba(96, 165, 250, 0.35);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.4), 0 0 24px rgba(96, 165, 250, 0.12);
}

.usage-card.up:hover,
.usage-card.up:focus-visible {
  border-color: rgba(167, 139, 250, 0.35);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.4), 0 0 24px rgba(167, 139, 250, 0.12);
}

.usage-card.total:hover,
.usage-card.total:focus-visible {
  border-color: rgba(110, 231, 183, 0.35);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.4), 0 0 24px rgba(110, 231, 183, 0.14);
}

.usage-glow {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}

.usage-card.down .usage-glow {
  background: radial-gradient(circle at 30% 20%, rgba(96, 165, 250, 0.18), transparent 55%);
}

.usage-card.up .usage-glow {
  background: radial-gradient(circle at 30% 20%, rgba(167, 139, 250, 0.18), transparent 55%);
}

.usage-card:hover .usage-glow,
.usage-card:focus-visible .usage-glow {
  opacity: 1;
}

.usage-flow {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  transform: scaleX(0.3);
  transform-origin: left;
  transition: transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
  opacity: 0.85;
}

.usage-card:hover .usage-flow,
.usage-card:focus-visible .usage-flow {
  transform: scaleX(1);
}

.usage-flow-down {
  background: linear-gradient(90deg, transparent, var(--blue), rgba(96, 165, 250, 0.3));
  animation: usageFlow 2.4s ease-in-out infinite;
}

.usage-flow-up {
  background: linear-gradient(90deg, transparent, var(--purple), rgba(167, 139, 250, 0.3));
  animation: usageFlow 2.8s ease-in-out infinite reverse;
}

@keyframes usageFlow {
  0%, 100% { filter: brightness(1); opacity: 0.6; }
  50% { filter: brightness(1.25); opacity: 1; }
}

.usage-label {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 8px;
  position: relative;
}

.usage-value {
  display: block;
  font-family: var(--mono);
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  transition: color 0.35s ease, transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
}

.usage-card.down .usage-value { color: var(--blue); }
.usage-card.up .usage-value { color: var(--purple); }

.usage-card:hover .usage-value,
.usage-card:focus-visible .usage-value {
  transform: scale(1.03);
}

.usage-sub {
  display: block;
  font-size: 0.74rem;
  color: var(--muted);
  margin-top: 6px;
  position: relative;
}

.usage-session {
  display: block;
  font-size: 0.72rem;
  color: rgba(139, 149, 168, 0.85);
  margin-top: 8px;
  font-family: var(--mono);
  position: relative;
}

.usage-card.total {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-top: 14px;
}

.usage-ring-wrap {
  position: relative;
  width: 110px;
  height: 110px;
  margin-bottom: 8px;
  transition: transform 0.45s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.usage-card.total:hover .usage-ring-wrap,
.usage-card.total:focus-visible .usage-ring-wrap {
  transform: scale(1.05) rotate(-2deg);
}

.usage-ring {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.usage-ring-bg {
  fill: none;
  stroke: var(--surface2);
  stroke-width: 8;
}

.usage-ring-fg {
  fill: none;
  stroke: var(--accent);
  stroke-width: 8;
  stroke-linecap: round;
  stroke-dasharray: 326.7;
  stroke-dashoffset: 326.7;
  transition: stroke-dashoffset 1s cubic-bezier(0.4, 0, 0.2, 1), stroke 0.4s ease;
  filter: drop-shadow(0 0 6px rgba(110, 231, 183, 0.45));
}

.usage-ring-center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.usage-ring-val {
  font-family: var(--mono);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  max-width: 88px;
  text-align: center;
  word-break: break-word;
}

.usage-ring-lbl {
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-top: 2px;
}

.usage-value.tick-up,
.usage-ring-val.tick-up {
  animation: usageTick 0.55s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes usageTick {
  0% { transform: scale(1); }
  40% { transform: scale(1.06); color: var(--accent); }
  100% { transform: scale(1); }
}

/* Header */
.header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 32px;
  flex-wrap: wrap;
  position: relative;
  z-index: 80;
  overflow: visible;
}

.header-main {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  min-width: 0;
}

.master-back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
  text-decoration: none;
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
  white-space: nowrap;
}

.master-back-link:hover {
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
}

.header-actions {
  display: flex;
  gap: 8px;
  overflow: visible;
}

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

.brand-icon {
  width: 44px; height: 44px;
  background: var(--accent-dim);
  border: 1px solid rgba(110, 231, 183, 0.2);
  border-radius: 12px;
  display: grid; place-items: center;
  color: var(--accent);
}
.brand-icon svg { width: 22px; height: 22px; }

.brand h1 { font-size: 1.35rem; font-weight: 700; letter-spacing: -0.02em; }
.subtitle { color: var(--muted); font-size: 0.82rem; margin-top: 2px; }

.header-right { text-align: right; display: flex; flex-direction: column; align-items: flex-end; gap: 10px; position: relative; z-index: 95; }

.btn-power {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 10px;
  border: 1px solid;
  font-family: var(--font);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.18s ease;
  position: relative;
  -webkit-tap-highlight-color: transparent;
}
.btn-power:disabled { opacity: 0.55; cursor: not-allowed; }
.btn-power.start {
  color: var(--accent);
  background: rgba(110, 231, 183, 0.1);
  border-color: rgba(110, 231, 183, 0.35);
}
.btn-power.start:hover:not(:disabled) { background: rgba(110, 231, 183, 0.18); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(110, 231, 183, 0.15); }
.btn-power.stop {
  color: #fca5a5;
  background: rgba(248, 113, 113, 0.1);
  border-color: rgba(248, 113, 113, 0.35);
}
.btn-power.stop:hover:not(:disabled) { background: rgba(248, 113, 113, 0.18); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(248, 113, 113, 0.12); }
.btn-power.busy { color: var(--muted); border-color: var(--border); background: var(--surface2); }

.btn-power-icon { font-size: 0.75rem; line-height: 1; }

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  display: grid;
  place-items: center;
  z-index: 100;
  padding: 20px;
}
.modal-backdrop.hidden { display: none; }

.modal {
  width: min(420px, 100%);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}
.modal h4 { font-size: 1.05rem; margin-bottom: 10px; }
.modal-body { color: var(--muted); font-size: 0.9rem; line-height: 1.55; margin-bottom: 16px; }
.modal-body strong { color: var(--text); font-weight: 600; }
.modal-password-label {
  display: block;
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 6px;
}
.modal-password-input {
  width: 100%;
  box-sizing: border-box;
  padding: 10px 12px;
  margin-bottom: 6px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--text);
  font: inherit;
}
.modal-password-input:focus {
  outline: none;
  border-color: rgba(248, 113, 113, 0.55);
  box-shadow: 0 0 0 2px rgba(248, 113, 113, 0.12);
}
.modal-password-error {
  min-height: 1.2em;
  margin: 0 0 14px;
  font-size: 0.82rem;
  color: var(--red);
}
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; }

.btn-ghost, .btn-danger {
  padding: 8px 16px;
  border-radius: 10px;
  font-family: var(--font);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid var(--border);
}
.btn-ghost { background: var(--surface2); color: var(--text); }
.btn-ghost:hover { border-color: rgba(255,255,255,0.15); }
.btn-danger {
  background: rgba(248, 113, 113, 0.15);
  border-color: rgba(248, 113, 113, 0.4);
  color: #fca5a5;
}
.btn-danger:hover { background: rgba(248, 113, 113, 0.25); }
.btn-danger:disabled { opacity: 0.5; cursor: not-allowed; }

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  background: var(--surface2);
  border: 1px solid var(--border);
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.25s ease, border-color 0.25s ease;
  cursor: default;
  max-width: 100%;
  -webkit-tap-highlight-color: transparent;
}

#statusText {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

.status-pill:hover,
.status-pill:focus-visible {
  transform: scale(1.03);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
  outline: none;
}

.status-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--muted);
  animation: pulse 2s infinite;
}

.status-pill.healthy { border-color: rgba(110,231,183,.3); background: rgba(110,231,183,.08); color: var(--accent); }
.status-pill.healthy .status-dot { background: var(--accent); }

.status-pill.syncing { border-color: rgba(96,165,250,.3); background: rgba(96,165,250,.08); color: var(--blue); }
.status-pill.syncing .status-dot { background: var(--blue); }

.status-pill.warning { border-color: rgba(251,191,36,.3); background: rgba(251,191,36,.08); color: var(--yellow); }
.status-pill.warning .status-dot { background: var(--yellow); }

.status-pill.stopped, .status-pill.error {
  border-color: rgba(248,113,113,.3);
  background: rgba(248,113,113,.08);
  color: var(--red);
}
.status-pill.stopped .status-dot, .status-pill.error .status-dot { background: var(--red); animation: none; }

.updated { color: var(--muted); font-size: 0.75rem; margin-top: 8px; display: flex; align-items: center; gap: 6px; justify-content: flex-end; }

.mobile-hint {
  display: none;
  font-size: clamp(0.72rem, 2.8vw, 0.78rem);
  color: var(--muted);
  text-align: center;
  padding: 10px 14px;
  margin: 0;
  border-radius: 10px;
  background: rgba(110, 231, 183, 0.06);
  border: 1px dashed rgba(110, 231, 183, 0.22);
  line-height: 1.45;
  width: 100%;
  flex-basis: 100%;
}

.mobile-hint.hidden { display: none !important; }

/* Desktop-only hover lifts */
@media (hover: hover) and (pointer: fine) {
  .usage-card:hover,
  .usage-card:focus-visible {
    transform: translateY(-4px);
  }

  .hover-card:hover,
  .hover-card:focus-visible {
    transform: translateY(-3px);
  }

  .anim-card:hover {
    transform: translateY(-2px);
  }

  .sync-card:hover,
  .sync-card:focus-visible {
    transform: none;
  }

  .sync-card:hover .sync-ring-wrap {
    transform: scale(1.03);
  }
}

.live-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: pulse 1.5s infinite;
}

.live-tag {
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 1px 5px;
  border-radius: 4px;
  margin-left: 4px;
  vertical-align: middle;
}

.meta-value.behind.warn { color: var(--yellow); }
.meta-value.behind.ok { color: var(--accent); }
.meta-value.behind.lag { color: var(--red); }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* Hero sync card */
.hero { margin-bottom: 24px; }

.sync-card {
  display: flex;
  gap: 32px;
  align-items: center;
  padding: 28px 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  flex-wrap: wrap;
  position: relative;
  transition: border-color 0.35s ease, box-shadow 0.35s ease, transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.sync-card:hover,
.sync-card:focus-visible {
  border-color: rgba(110, 231, 183, 0.18);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.42);
  outline: none;
}

.sync-ring-wrap {
  position: relative;
  width: 128px;
  height: 128px;
  flex-shrink: 0;
}

.sync-ring { width: 100%; height: 100%; transform: rotate(-90deg); }

.ring-bg {
  fill: none;
  stroke: var(--surface2);
  stroke-width: 7;
}

.ring-fg {
  fill: none;
  stroke: var(--accent);
  stroke-width: 7;
  stroke-linecap: round;
  stroke-dasharray: 326.7;
  stroke-dashoffset: 326.7;
  transition: stroke-dashoffset 0.8s ease, stroke 0.3s;
}

.sync-center {
  position: absolute;
  inset: 18px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  text-align: center;
}

.sync-pct {
  font-size: 1.28rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  max-width: 100%;
}

.sync-label {
  font-size: 0.58rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  line-height: 1.2;
}

.sync-info { flex: 1; min-width: 240px; }
.sync-info h2 { font-size: 1.15rem; font-weight: 600; margin-bottom: 6px; }
.sync-detail { color: var(--muted); font-size: 0.9rem; margin-bottom: 18px; }

.sync-meta {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 12px;
}

.meta-label { display: block; font-size: 0.72rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; }
.meta-value { font-size: 0.95rem; font-weight: 600; }
.meta-sub {
  display: block;
  margin-top: 2px;
  font-size: 0.72rem;
  color: var(--muted);
  min-height: 1em;
}
.mono { font-family: var(--mono); font-size: 0.88rem; }

.meta-item {
  position: relative;
  padding: 8px 10px;
  margin: -8px -10px;
  border-radius: 10px;
  transition: background 0.25s ease, transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.meta-item:hover,
.meta-item:focus-visible {
  background: rgba(110, 231, 183, 0.06);
  transform: translateY(-1px);
  outline: none;
}

/* Stats grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
  margin-bottom: 16px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  box-shadow: var(--shadow);
  position: relative;
}

.hover-card {
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.35s ease, border-color 0.35s ease;
  overflow: visible;
}

.hover-card.has-tip:hover,
.hover-card.has-tip:focus-visible {
  z-index: 15;
}

.perf-card.has-tip {
  overflow: visible;
  position: relative;
}

.perf-card.has-tip:hover,
.perf-card.has-tip:focus-visible {
  z-index: 15;
}

.chart-card.has-tip {
  overflow: visible;
}

.chart-card.has-tip:hover,
.chart-card.has-tip:focus-visible {
  z-index: 15;
}

.sync-card.has-tip {
  overflow: visible;
}

.sync-card.has-tip:hover,
.sync-card.has-tip:focus-visible {
  z-index: 10;
}

.meta-item.has-tip:hover,
.meta-item.has-tip:focus-visible {
  z-index: 12;
}

.stat-row.has-tip:hover,
.stat-row.has-tip:focus-visible {
  z-index: 8;
}

.checks li.has-tip:hover,
.checks li.has-tip:focus-visible {
  z-index: 8;
}

.hover-card:hover,
.hover-card:focus-visible {
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.42);
  border-color: rgba(255, 255, 255, 0.1);
  outline: none;
}

.hover-card:hover .card-icon,
.hover-card:focus-visible .card-icon {
  transform: scale(1.08) rotate(-3deg);
}

.card-icon {
  width: 36px; height: 36px;
  border-radius: 10px;
  display: grid; place-items: center;
  margin-bottom: 12px;
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.card-icon svg { width: 18px; height: 18px; }

.card h3 {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--muted);
  margin-bottom: 14px;
  font-weight: 600;
}
.card-icon.network { background: rgba(96,165,250,.12); color: var(--blue); }
.card-icon.peers { background: rgba(167,139,250,.12); color: var(--purple); }
.card-icon.memory { background: rgba(251,191,36,.12); color: var(--yellow); }
.card-icon.disk { background: rgba(110,231,183,.12); color: var(--accent); }
.card-icon.uptime { background: rgba(248,113,113,.12); color: var(--red); }
.card-icon.health { background: rgba(110,231,183,.12); color: var(--accent); }

.stat-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 8px;
  margin: 0 -8px;
  font-size: 0.9rem;
  border-radius: 8px;
  position: relative;
  transition: background 0.2s ease, transform 0.2s ease;
}

.stat-row.has-tip:hover,
.stat-row.has-tip:focus-visible {
  background: rgba(255, 255, 255, 0.03);
  transform: translateX(2px);
  outline: none;
  z-index: 8;
}
.stat-row span { color: var(--muted); flex-shrink: 0; }
.stat-row strong {
  font-weight: 600;
  text-align: right;
  min-width: 0;
  word-break: break-word;
}

.card-foot { font-size: 0.75rem; color: var(--muted); margin-top: 10px; }

.disk-bar {
  height: 6px;
  background: var(--surface2);
  border-radius: 99px;
  margin: 10px 0;
  position: relative;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.disk-bar-track {
  height: 100%;
  border-radius: 99px;
  overflow: hidden;
}

.disk-bar.has-tip {
  overflow: visible;
  z-index: 1;
}

.disk-bar.has-tip:hover,
.disk-bar.has-tip:focus-visible {
  z-index: 20;
}

.disk-bar.has-tip:hover,
.disk-bar.has-tip:focus-visible {
  transform: scaleY(1.6);
  box-shadow: 0 0 12px rgba(110, 231, 183, 0.25);
  outline: none;
}
.disk-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--blue));
  border-radius: 99px;
  width: 0%;
  transition: width 0.6s ease;
}

.checks { list-style: none; }
.checks li {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  margin: 0 -8px;
  font-size: 0.88rem;
  border-radius: 8px;
  position: relative;
  transition: background 0.2s ease, transform 0.2s ease;
}

.checks li:hover,
.checks li:focus-visible {
  background: rgba(255, 255, 255, 0.03);
  transform: translateX(3px);
  outline: none;
}
.checks .ok { color: var(--accent); }
.checks .fail { color: var(--red); }
.checks .icon { font-size: 0.75rem; }

/* Charts */
.charts-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 16px;
}

@media (max-width: 960px) {
  .charts-row { grid-template-columns: 1fr; }
}

.chart-live {
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 2px 6px;
  border-radius: 4px;
  margin-left: 6px;
  vertical-align: middle;
}

/* Live performance strip */
.live-perf {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}

@media (max-width: 960px) {
  .live-perf { grid-template-columns: repeat(2, 1fr); }
}

.perf-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px 18px;
  box-shadow: var(--shadow);
  position: relative;
}

.perf-label {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--muted);
  margin-bottom: 6px;
}

.perf-value {
  display: block;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  font-family: var(--mono);
  transition: color 0.4s ease, transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.perf-value.tick {
  transform: scale(1.04);
  color: var(--accent);
}

.perf-sub {
  display: block;
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 4px;
}

.anim-card {
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.35s ease;
}

.anim-card:hover {
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
}

.stat-row strong, .meta-value, .sync-pct {
  transition: color 0.35s ease, opacity 0.35s ease;
}

.stat-row strong.flash, .meta-value.flash {
  color: var(--accent);
}

.sync-ring-wrap { transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1); }

.ring-fg {
  transition: stroke-dashoffset 1s cubic-bezier(0.4, 0, 0.2, 1), stroke 0.4s ease;
}

@keyframes logSlideIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.log-feed .log-item:nth-child(1) { animation-delay: 0ms; }
.log-feed .log-item:nth-child(2) { animation-delay: 40ms; }
.log-feed .log-item:nth-child(3) { animation-delay: 80ms; }

.alert {
  animation: alertIn 0.4s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes alertIn {
  from { opacity: 0; transform: translateX(-8px); }
  to { opacity: 1; transform: translateX(0); }
}

.disk-fill { transition: width 1s cubic-bezier(0.4, 0, 0.2, 1); }

.chart-card canvas { width: 100%; margin-top: 8px; display: block; }

/* Logs */
.logs-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
}

.logs-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 12px;
}
.logs-header h3 { font-size: 0.95rem; font-weight: 600; }

.log-tabs { display: flex; gap: 6px; }
.tab {
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 5px 12px;
  border-radius: 8px;
  font-size: 0.78rem;
  font-family: var(--font);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.tab.active, .tab:hover {
  color: var(--text);
  border-color: rgba(110,231,183,.3);
  background: var(--accent-dim);
}
.tab:hover { transform: translateY(-1px); }
.tab:active { transform: translateY(0) scale(0.98); }

.alerts { display: flex; flex-direction: column; gap: 8px; margin-bottom: 14px; }
.alert {
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 0.85rem;
  border: 1px solid;
}
.alert.error { background: rgba(248,113,113,.08); border-color: rgba(248,113,113,.25); color: #fca5a5; }
.alert.warn { background: rgba(251,191,36,.08); border-color: rgba(251,191,36,.25); color: #fcd34d; }

.log-feed { max-height: 360px; overflow-y: auto; }
.log-feed::-webkit-scrollbar { width: 6px; }
.log-feed::-webkit-scrollbar-thumb { background: var(--surface2); border-radius: 99px; }

.log-item {
  display: grid;
  grid-template-columns: 72px 80px 1fr;
  gap: 10px;
  padding: 10px 8px;
  margin: 0 -8px;
  border-bottom: 1px solid var(--border);
  font-size: 0.84rem;
  align-items: start;
  opacity: 1;
  transform: translateY(0);
  border-radius: 8px;
  position: relative;
  transition: opacity 0.35s ease, transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), background 0.3s ease;
}

.log-item:hover {
  background: rgba(255, 255, 255, 0.04);
}

.log-item > .tip-popover.log-tip {
  position: absolute;
  right: 8px;
  top: 50%;
  left: auto;
  bottom: auto;
  transform: translateY(-50%) translateX(6px) scale(1);
  min-width: 160px;
  max-width: 240px;
  padding: 8px 10px;
  font-size: 0.72rem;
  line-height: 1.45;
  z-index: 5;
}

.log-item > .tip-popover.log-tip strong {
  display: block;
  font-size: 0.78rem;
  margin-bottom: 4px;
}

@media (hover: hover) and (pointer: fine) {
  .log-item {
    cursor: help;
  }

  .log-item:hover {
    transform: none;
  }

  .log-item:hover > .tip-popover.log-tip {
    transform: translateY(-50%) translateX(0) scale(1);
  }
}

.log-item-new {
  opacity: 0;
  transform: translateY(-10px);
  background: rgba(110, 231, 183, 0.04);
}

.log-item-new.log-item-visible {
  opacity: 1;
  transform: translateY(0);
}

.log-count {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--muted);
  margin-left: 6px;
}

.log-feed.paused-hint::before {
  content: "↓ scroll up for older messages";
  display: block;
  text-align: center;
  font-size: 0.72rem;
  color: var(--muted);
  padding: 6px 0 10px;
  opacity: 0.7;
}
.log-item:last-child { border-bottom: none; }

.log-cat {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  padding-top: 2px;
}
.log-sev {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
  padding: 2px 6px;
  border-radius: 4px;
  width: fit-content;
}
.log-sev.INFO { background: rgba(96,165,250,.12); color: var(--blue); }
.log-sev.WARN { background: rgba(251,191,36,.12); color: var(--yellow); }
.log-sev.EROR, .log-sev.ERROR, .log-sev.CRIT { background: rgba(248,113,113,.12); color: var(--red); }
.log-msg { color: var(--text); line-height: 1.45; }

.empty { color: var(--muted); font-size: 0.88rem; padding: 20px 0; text-align: center; }

/* Hover tooltips */
.has-tip {
  position: relative;
}

.tip-popover {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(8px) scale(0.96);
  min-width: 220px;
  max-width: min(320px, calc(100vw - 48px));
  padding: 12px 14px;
  background: rgb(18, 21, 28);
  border: 1px solid rgba(110, 231, 183, 0.22);
  border-radius: 12px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(255, 255, 255, 0.04);
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--muted);
  z-index: 400;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.22s ease, transform 0.28s cubic-bezier(0.34, 1.56, 0.64, 1), visibility 0.22s;
  white-space: normal;
  word-wrap: break-word;
}

/* Resource cards: tooltip below card (avoids header overlap + clipping) */
.res-card .tip-popover.tip-below {
  bottom: auto;
  top: calc(100% + 10px);
  left: 50%;
  right: auto;
  transform: translateX(-50%) translateY(-8px) scale(0.96);
  z-index: 450;
}

.res-card.has-tip:hover > .tip-popover.tip-below,
.res-card.has-tip:focus-visible > .tip-popover.tip-below {
  transform: translateX(-50%) translateY(0) scale(1);
}

/* Usage cards: centered below card */
.usage-card .tip-popover.tip-below {
  bottom: auto;
  top: calc(100% + 10px);
  left: 50%;
  right: auto;
  transform: translateX(-50%) translateY(-8px) scale(0.96);
  z-index: 450;
}

.usage-card.has-tip:hover > .tip-popover.tip-below,
.usage-card.has-tip:focus-visible > .tip-popover.tip-below {
  transform: translateX(-50%) translateY(0) scale(1);
}

.tip-popover strong {
  display: block;
  color: var(--text);
  font-weight: 600;
  font-size: 0.8rem;
  margin-bottom: 4px;
}

.tip-popover .tip-line {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
  padding: 3px 0;
}

.tip-popover .tip-line span:first-child {
  flex: 0 0 auto;
  min-width: 4.5rem;
  line-height: 1.35;
  white-space: nowrap;
}

.tip-popover .tip-line span:last-child {
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.74rem;
  text-align: right;
  flex: 1 1 auto;
  min-width: 0;
  white-space: normal;
  word-break: break-word;
}

.tip-popover p {
  margin: 6px 0 0;
  padding-top: 6px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.72rem;
  line-height: 1.45;
  color: var(--muted);
}

.tip-popover.tip-below {
  bottom: auto;
  top: calc(100% + 10px);
  transform: translateX(-50%) translateY(-8px) scale(0.96);
}

.tip-popover.tip-row {
  left: auto;
  right: 0;
  bottom: calc(100% + 6px);
  transform: translateY(6px) scale(0.96);
  min-width: 180px;
}

.tip-popover.tip-wide {
  left: auto;
  right: 0;
  bottom: 12px;
  transform: translateY(6px) scale(0.96);
  max-width: 320px;
}

/* Header tooltips: drop below control, right-aligned (never clip off viewport) */
.tip-popover.tip-header {
  top: calc(100% + 10px);
  bottom: auto;
  left: auto;
  right: 0;
  transform: translateY(-6px) scale(0.96);
  z-index: 500;
  max-width: min(300px, calc(100vw - 32px));
  pointer-events: auto;
}

.header-right .has-tip:hover > .tip-popover.tip-header {
  transform: translateY(0) scale(1);
}

/* Only one header tooltip at a time */
.header-right:has(.btn-power:hover) .status-pill > .tip-popover.tip-header,
.header-right:has(.status-pill:hover) .btn-power > .tip-popover.tip-header {
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
}

.header-right .btn-power,
.header-right .status-pill {
  position: relative;
  overflow: visible;
}

/* Stop button: modal already explains action — no hover tooltip clutter */
.btn-power > .tip-popover.tip-header {
  display: none !important;
}

/* Usage cards: side-floating tooltip (like log rows) */
.tip-popover.tip-side {
  top: 50%;
  bottom: auto;
  left: auto;
  right: calc(100% + 12px);
  transform: translateY(-50%) translateX(8px) scale(0.96);
  z-index: 300;
}

.tip-popover.tip-side-right {
  right: auto;
  left: calc(100% + 12px);
  transform: translateY(-50%) translateX(-8px) scale(0.96);
}

.has-tip:hover > .tip-popover.tip-side:not(.tip-side-right) {
  transform: translateY(-50%) translateX(0) scale(1);
}

.has-tip:hover > .tip-popover.tip-side.tip-side-right {
  transform: translateY(-50%) translateX(0) scale(1);
}

/* Show tooltips on hover only — focus alone was leaving them stuck on screen */
.has-tip:hover > .tip-popover {
  opacity: 1;
  visibility: visible;
}

.has-tip:focus-visible:not(:hover) > .tip-popover {
  opacity: 0;
  visibility: hidden;
}

.has-tip:hover > .tip-popover:not(.tip-row):not(.tip-wide):not(.tip-below):not(.log-tip):not(.tip-header):not(.tip-side) {
  transform: translateX(-50%) translateY(0) scale(1);
}

/* Prefer inner tooltip when hovering nested interactive rows */
.has-tip:has(.has-tip:hover) > .tip-popover:not(.tip-row):not(.tip-wide):not(.tip-below):not(.log-tip):not(.tip-header):not(.tip-side),
.has-tip:has(.has-tip:focus-within:not(:hover)) > .tip-popover:not(.tip-row):not(.tip-wide):not(.tip-below):not(.log-tip):not(.tip-header):not(.tip-side) {
  opacity: 0;
  visibility: hidden;
}

.has-tip:hover > .tip-popover.tip-below {
  transform: translateX(-50%) translateY(0) scale(1);
}

.has-tip:hover > .tip-popover.tip-row {
  transform: translateY(0) scale(1);
}

.has-tip:hover > .tip-popover.tip-wide {
  transform: translateY(0) scale(1);
}

.stat-row.has-tip:hover > .tip-popover.tip-row {
  transform: translateY(0) scale(1);
}

.sync-card > .tip-popover.tip-wide {
  transform: translateY(6px) scale(0.96);
}

.sync-card:hover > .tip-popover.tip-wide,
.sync-card:focus-visible > .tip-popover.tip-wide {
  transform: translateY(0) scale(1);
}

.alert {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.alert:hover {
  transform: translateX(4px);
  box-shadow: -3px 0 0 rgba(248, 113, 113, 0.4);
}

.alert.warn:hover {
  box-shadow: -3px 0 0 rgba(251, 191, 36, 0.4);
}

.perf-card.has-tip:hover .perf-value,
.perf-card.has-tip:focus-visible .perf-value {
  transform: scale(1.06);
  color: var(--accent);
}

.chart-card.has-tip:hover canvas,
.chart-card.has-tip:focus-visible canvas {
  filter: brightness(1.06);
  transition: filter 0.3s ease;
}

.chart-card canvas {
  transition: filter 0.3s ease;
}

/* ── Mobile / tablet responsive ── */
@media (max-width: 768px) {
  .mobile-hint {
    display: block;
    order: 99;
    margin-top: 2px;
  }

  .app {
    padding: max(14px, env(safe-area-inset-top)) max(12px, env(safe-area-inset-right)) max(36px, env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-left));
  }

  .header {
    position: sticky;
    top: 0;
    z-index: 90;
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    margin-bottom: 12px;
    padding: 10px 0 14px;
    background: rgba(10, 12, 16, 0.88);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
  }

  .header-right {
    align-items: stretch;
    text-align: left;
    gap: 10px;
    position: relative;
    z-index: 95;
  }

  .header-actions { width: 100%; }

  .btn-power {
    width: 100%;
    justify-content: center;
    min-height: 46px;
    font-size: 0.9rem;
  }

  .status-pill {
    width: 100%;
    justify-content: flex-start;
    padding: 10px 14px;
    overflow: visible;
  }

  .header-right .has-tip > .tip-popover.tip-header {
    top: calc(100% + 8px);
    bottom: auto;
    left: 0;
    right: 0;
    width: 100%;
    max-width: none;
    transform: translateY(-4px) scale(0.98);
  }

  .header-right .has-tip:hover > .tip-popover.tip-header {
    transform: translateY(0) scale(1);
  }

  #statusText {
    white-space: normal;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    line-height: 1.35;
  }

  .updated {
    justify-content: flex-start;
    margin-top: 0;
  }

  .sys-resources,
  .net-usage,
  .logs-section {
    padding: 14px 12px;
    border-radius: 14px;
    overflow: hidden;
    max-width: 100%;
  }

  .res-top,
  .net-usage-head,
  .net-usage-node-head {
    flex-direction: column;
    gap: 6px;
  }

  .res-title,
  .net-usage-title {
    font-size: clamp(0.95rem, 4vw, 1.05rem);
  }

  .res-subtitle,
  .net-usage-sub {
    font-size: 0.78rem;
  }

  .res-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: 1fr;
    gap: 10px;
  }

  .res-card {
    padding: 12px;
    min-height: 118px;
  }

  .res-card-head {
    min-height: 50px;
  }

  .res-pcts {
    min-height: 44px;
  }

  .res-sys {
    font-size: clamp(0.9rem, 3.8vw, 1.05rem);
  }

  .res-foot {
    font-size: 0.7rem;
    line-height: 1.35;
    min-height: 2.7em;
  }

  .net-usage-grid {
    grid-template-columns: 1fr;
    gap: 10px;
    overflow: hidden;
    max-width: 100%;
  }

  .net-usage,
  .net-usage-node {
    overflow: hidden;
    max-width: 100%;
  }

  .usage-card,
  .usage-card.has-tip {
    overflow: hidden;
    isolation: isolate;
    -webkit-tap-highlight-color: transparent;
  }

  .usage-card.has-tip:hover,
  .usage-card.has-tip:focus-visible,
  .usage-card.has-tip.tip-active {
    z-index: 2;
    transform: none;
  }

  .usage-card:hover,
  .usage-card:focus-visible,
  .usage-card.tip-active {
    box-shadow: none;
  }

  .usage-card:hover .usage-glow,
  .usage-card:focus-visible .usage-glow,
  .usage-card.tip-active .usage-glow {
    opacity: 0;
  }

  .usage-card.down.has-tip.tip-active {
    border-color: rgba(96, 165, 250, 0.5) !important;
    box-shadow: none !important;
    background: rgba(96, 165, 250, 0.1);
  }

  .usage-card.up.has-tip.tip-active {
    border-color: rgba(167, 139, 250, 0.5) !important;
    box-shadow: none !important;
    background: rgba(167, 139, 250, 0.1);
  }

  .usage-card.total.has-tip.tip-active {
    border-color: rgba(110, 231, 183, 0.5) !important;
    box-shadow: none !important;
    background: rgba(110, 231, 183, 0.08);
  }

  .usage-card.total {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-start;
    text-align: left;
    gap: 12px;
    padding: 14px;
    max-width: 100%;
    min-width: 0;
  }

  .usage-card.total .usage-ring-wrap {
    width: 84px;
    height: 84px;
    margin-bottom: 0;
    flex-shrink: 0;
  }

  .usage-card.total .usage-label,
  .usage-card.total .usage-session {
    flex: 1 1 120px;
  }

  .usage-value {
    font-size: clamp(1.15rem, 5vw, 1.45rem);
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .usage-ring-val {
    font-size: 0.82rem;
    max-width: 72px;
  }

  .hero {
    margin-bottom: 16px;
    overflow: visible;
  }

  .sync-card {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
    padding: 22px 14px 18px;
    gap: 0;
    overflow: visible;
  }

  .sync-ring-wrap {
    width: 112px;
    height: 112px;
    flex-shrink: 0;
    margin: 0 auto 18px;
  }

  .sync-center {
    inset: 16px;
    gap: 2px;
  }

  .sync-pct {
    font-size: 1.18rem;
    line-height: 1.1;
  }

  .sync-label {
    margin-top: 0;
    font-size: 0.54rem;
    letter-spacing: 0.06em;
  }

  .sync-info {
    min-width: 0;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 0;
  }

  .sync-info h2 {
    font-size: clamp(0.9rem, 3.8vw, 1.02rem);
    line-height: 1.5;
    padding: 0 4px;
    margin-bottom: 10px;
  }

  .sync-detail {
    font-size: 0.82rem;
    line-height: 1.55;
    padding: 0 4px 16px;
    margin: 0 0 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  }

  .sync-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    text-align: left;
    width: 100%;
  }

  .meta-item {
    padding: 12px 11px;
    margin: 0;
    background: rgba(0, 0, 0, 0.22);
    border: 1px solid var(--border);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 0;
    min-height: 70px;
    justify-content: center;
  }

  .meta-label {
    font-size: 0.58rem;
    line-height: 1.35;
    letter-spacing: 0.05em;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px;
  }

  .meta-label .live-tag {
    font-size: 0.52rem;
    padding: 1px 4px;
    margin-left: 0;
  }

  .meta-value {
    font-size: 0.84rem;
    line-height: 1.25;
    word-break: break-word;
  }

  .meta-value.mono {
    font-size: clamp(0.68rem, 2.9vw, 0.78rem);
    letter-spacing: -0.01em;
    word-break: break-all;
  }

  .live-perf {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .perf-card {
    padding: 13px 11px;
    min-height: 90px;
    display: flex;
    flex-direction: column;
    gap: 3px;
    min-width: 0;
  }

  .perf-label {
    font-size: 0.58rem;
    margin-bottom: 2px;
  }

  .perf-value {
    font-size: clamp(0.88rem, 3.6vw, 1.08rem);
    line-height: 1.2;
    word-break: break-word;
  }

  .perf-sub {
    font-size: 0.66rem;
    margin-top: auto;
    line-height: 1.35;
    word-break: break-word;
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .card {
    padding: 14px 12px;
  }

  .card h3 {
    margin-bottom: 10px;
  }

  .stat-row {
    font-size: 0.86rem;
    padding: 8px 6px;
    gap: 10px;
  }

  .stat-row strong {
    font-size: 0.8rem;
    max-width: 58%;
  }

  .charts-row {
    gap: 10px;
    margin-bottom: 10px;
  }

  .chart-card {
    padding: 14px 12px;
  }

  .chart-card canvas {
    height: 110px !important;
    max-width: 100%;
  }

  .logs-header {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

  .log-tabs {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
    width: 100%;
  }

  .tab {
    min-height: 42px;
    font-size: 0.8rem;
  }

  .log-item {
    grid-template-columns: auto 1fr;
    grid-template-areas:
      "cat msg"
      "sev msg";
    gap: 4px 10px;
    padding: 12px 10px;
    cursor: pointer;
  }

  .log-cat { grid-area: cat; }
  .log-sev { grid-area: sev; }
  .log-msg {
    grid-area: msg;
    font-size: 0.82rem;
    line-height: 1.4;
  }

  /* Tappable — no green dots on mobile (they overlapped text); use active border instead */
  .has-tip:not(.btn-power):not(.tab) {
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
  }

  .res-card.has-tip::after,
  .usage-card.has-tip::after,
  .perf-card.has-tip::after,
  .card.has-tip::after,
  .sync-card.has-tip::after,
  .meta-item.has-tip::after,
  .stat-row.has-tip::after,
  .log-item.has-tip::after {
    display: none !important;
  }

  .has-tip.tip-active {
    border-color: rgba(110, 231, 183, 0.4) !important;
    box-shadow: 0 0 0 2px rgba(110, 231, 183, 0.15);
  }

  .usage-card.has-tip.tip-active {
    box-shadow: none !important;
  }

  .meta-item.has-tip.tip-active,
  .perf-card.has-tip.tip-active {
    background: rgba(110, 231, 183, 0.06);
  }
}

@media (max-width: 400px) {
  .res-grid {
    grid-template-columns: 1fr;
  }

  .live-perf {
    grid-template-columns: 1fr;
  }

  .sync-card {
    padding: 20px 12px 16px;
  }

  .sync-ring-wrap {
    width: 104px;
    height: 104px;
    margin-bottom: 16px;
  }

  .sync-center {
    inset: 14px;
  }

  .sync-pct {
    font-size: 1.1rem;
  }

  .sync-label {
    font-size: 0.52rem;
  }

  .sync-info h2 {
    font-size: 0.88rem;
    margin-bottom: 8px;
  }

  .sync-detail {
    font-size: 0.78rem;
    padding-bottom: 14px;
    margin-bottom: 14px;
  }

  .sync-meta {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .meta-item {
    min-height: 0;
    padding: 11px 12px;
  }

  .brand h1 {
    font-size: 1.1rem;
  }

  .subtitle {
    font-size: 0.76rem;
    word-break: break-word;
  }

  .modal {
    padding: 16px;
    margin: 12px;
  }

  .modal-actions {
    flex-direction: column-reverse;
    gap: 8px;
  }

  .btn-ghost,
  .btn-danger {
    width: 100%;
    min-height: 46px;
  }
}

@keyframes tipSlideUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes tipFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Mobile tip portal — smooth open / close */
.mobile-tip-backdrop {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 12px;
  padding-bottom: max(12px, env(safe-area-inset-bottom));
  background: rgba(0, 0, 0, 0);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    background 0.34s ease,
    opacity 0.34s ease,
    visibility 0.34s ease;
}

.mobile-tip-backdrop.is-visible {
  background: rgba(0, 0, 0, 0.62);
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.mobile-tip-backdrop.is-closing {
  background: rgba(0, 0, 0, 0);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.mobile-tip-backdrop.hidden {
  display: none !important;
}

.mobile-tip-sheet {
  position: relative;
  width: 100%;
  max-width: 480px;
  max-height: min(70vh, 480px);
  overflow-y: auto;
  background: var(--surface);
  border: 1px solid rgba(110, 231, 183, 0.25);
  border-radius: 18px 18px 14px 14px;
  padding: 18px 16px 20px;
  box-shadow: 0 -16px 56px rgba(0, 0, 0, 0.55);
  transform: translateY(110%);
  opacity: 0;
  transition:
    transform 0.38s cubic-bezier(0.32, 0.72, 0, 1),
    opacity 0.28s ease;
  -webkit-overflow-scrolling: touch;
  will-change: transform, opacity;
}

.mobile-tip-backdrop.is-visible .mobile-tip-sheet {
  transform: translateY(0);
  opacity: 1;
}

.mobile-tip-backdrop.is-closing .mobile-tip-sheet {
  transform: translateY(110%);
  opacity: 0;
}

.mobile-tip-close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface2);
  color: var(--muted);
  font-size: 1rem;
  cursor: pointer;
  display: grid;
  place-items: center;
  z-index: 2;
}

.mobile-tip-content {
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.55;
  padding-right: 36px;
  transition: opacity 0.22s ease, transform 0.22s ease;
}

.mobile-tip-content.is-swapping {
  opacity: 0;
  transform: translateY(8px);
}

.mobile-tip-content strong {
  display: block;
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.mobile-tip-content .tip-line {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 6px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.mobile-tip-content .tip-line:last-of-type {
  border-bottom: none;
}

.mobile-tip-content .tip-line span:last-child {
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.78rem;
  text-align: right;
  word-break: break-word;
}

.mobile-tip-content p {
  margin-top: 10px;
  font-size: 0.8rem;
  opacity: 0.9;
}

body.tip-open {
  overflow: hidden;
}

@media (prefers-reduced-motion: reduce) {
  .mobile-tip-backdrop,
  .mobile-tip-sheet,
  .mobile-tip-content {
    transition-duration: 0.01ms !important;
  }
}

/* Touch: hide inline hover tooltips — use portal instead */
@media (max-width: 768px), (hover: none), (pointer: coarse) {
  .has-tip > .tip-popover {
    display: none !important;
  }

  .log-item .tip-popover.log-tip {
    display: none !important;
  }

  .net-usage:has(.usage-card:hover),
  .net-usage-node:has(.usage-card:hover) {
    z-index: 1;
  }

  .usage-card,
  .usage-card.has-tip {
    overflow: hidden !important;
    isolation: isolate;
  }

  .usage-card:hover,
  .usage-card:focus-visible,
  .usage-card.tip-active {
    box-shadow: none !important;
    transform: none !important;
  }

  .usage-card:hover .usage-glow,
  .usage-card:focus-visible .usage-glow,
  .usage-card.tip-active .usage-glow {
    opacity: 0 !important;
  }

  .usage-card.down:hover,
  .usage-card.down:focus-visible,
  .usage-card.up:hover,
  .usage-card.up:focus-visible,
  .usage-card.total:hover,
  .usage-card.total:focus-visible {
    border-color: var(--border);
  }

  .btn-power.start:hover:not(:disabled),
  .btn-power.stop:hover:not(:disabled) {
    transform: none;
  }

  .res-card,
  .res-card.has-tip {
    overflow: hidden;
  }

  .res-card:hover,
  .res-card:focus-visible,
  .usage-card:hover,
  .usage-card:focus-visible,
  .hover-card:hover,
  .hover-card:focus-visible,
  .perf-card:hover,
  .sync-card:hover,
  .sync-card:focus-visible,
  .stat-row.has-tip:hover,
  .meta-item.has-tip:hover {
    transform: none;
  }

  .perf-card.has-tip:hover .perf-value,
  .perf-card.has-tip:focus-visible .perf-value {
    transform: none;
    color: inherit;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}