:root {
  --bg: #08080f;
  --glass: rgba(255, 255, 255, 0.04);
  --glass-hover: rgba(255, 255, 255, 0.07);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-border-hover: rgba(255, 255, 255, 0.15);
  --glass-shadow: 0 4px 32px rgba(0, 0, 0, 0.4);
  --glass-inset: inset 0 1px 0 rgba(255, 255, 255, 0.06);

  --text: #f0f0f7;
  --text-secondary: rgba(240, 240, 247, 0.5);
  --text-tertiary: rgba(240, 240, 247, 0.28);

  --online: #30D158;
  --online-dim: rgba(48, 209, 88, 0.12);
  --online-border: rgba(48, 209, 88, 0.3);
  --offline: #FF453A;
  --offline-dim: rgba(255, 69, 58, 0.12);
  --offline-border: rgba(255, 69, 58, 0.3);
  --maintenance: #FFD60A;
  --maintenance-dim: rgba(255, 214, 10, 0.12);
  --maintenance-border: rgba(255, 214, 10, 0.3);
  --unknown: #636366;
  --unknown-dim: rgba(99, 99, 102, 0.12);

  --accent: #0A84FF;
  --accent-dim: rgba(10, 132, 255, 0.15);

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 22px;
  --t: 0.22s cubic-bezier(0.25, 0.1, 0.25, 1);
}

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

html, body {
  height: 100%;
  font-family: -apple-system, 'Inter', BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 15px;
  line-height: 1.5;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

.bg-mesh {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(130px);
}

.blob-1 {
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.18), transparent 70%);
  top: -300px;
  left: -200px;
}

.blob-2 {
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.14), transparent 70%);
  top: 50%;
  right: -200px;
  transform: translateY(-50%);
}

.blob-3 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.10), transparent 70%);
  bottom: -150px;
  left: 40%;
}

.app {
  position: relative;
  z-index: 1;
  min-height: 100vh;
}

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 3rem;
}

.glass-card {
  background: var(--glass);
  backdrop-filter: blur(40px) saturate(160%);
  -webkit-backdrop-filter: blur(40px) saturate(160%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--glass-shadow), var(--glass-inset);
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2.5rem;
  gap: 1.5rem;
  flex-wrap: wrap;
}

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

.brand-icon {
  width: 44px;
  height: 44px;
  background: var(--accent-dim);
  border: 1px solid rgba(10, 132, 255, 0.25);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.brand-text h1 {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text);
}

.subtitle {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-top: 1px;
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.live-badge {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.78rem;
  color: var(--text-secondary);
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 100px;
  padding: 6px 12px;
}

.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--online);
  flex-shrink: 0;
  animation: livePulse 2.5s ease-in-out infinite;
}

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

.glass-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 34px;
  padding: 0 14px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 100px;
  color: var(--text);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--t), border-color var(--t), transform var(--t);
  white-space: nowrap;
}

.glass-btn:hover {
  background: var(--glass-hover);
  border-color: var(--glass-border-hover);
}

.glass-btn:active {
  transform: scale(0.97);
}

.glass-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.btn-icon {
  flex-shrink: 0;
}

.btn-icon.spin {
  animation: spin 1s linear infinite;
}

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

.status-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 20px 24px;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.banner-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.banner-icon-wrap {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.status-icon-operational {
  background: var(--online-dim);
  border: 1px solid var(--online-border);
  color: var(--online);
}

.status-icon-disruption {
  background: var(--offline-dim);
  border: 1px solid var(--offline-border);
  color: var(--offline);
}

.status-icon-maintenance {
  background: var(--maintenance-dim);
  border: 1px solid var(--maintenance-border);
  color: var(--maintenance);
}

.banner-text h2 {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.banner-text p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-top: 1px;
}

.banner-stats {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.banner-stat {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 500;
  padding: 5px 12px;
  border-radius: 100px;
}

.banner-stat-online {
  background: var(--online-dim);
  color: var(--online);
  border: 1px solid var(--online-border);
}

.banner-stat-offline {
  background: var(--offline-dim);
  color: var(--offline);
  border: 1px solid var(--offline-border);
}

.banner-stat-maintenance {
  background: var(--maintenance-dim);
  color: var(--maintenance);
  border: 1px solid var(--maintenance-border);
}

.banner-stat-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.servers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 14px;
  margin-bottom: 2rem;
}

.server-card {
  padding: 22px;
  transition: transform var(--t), border-color var(--t), box-shadow var(--t);
  position: relative;
  overflow: hidden;
}

.server-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  transition: opacity var(--t);
}

.server-card.status-online::before {
  background: linear-gradient(90deg, transparent, var(--online), transparent);
  opacity: 0.6;
}

.server-card.status-offline::before {
  background: linear-gradient(90deg, transparent, var(--offline), transparent);
  opacity: 0.6;
}

.server-card.status-maintenance::before {
  background: linear-gradient(90deg, transparent, var(--maintenance), transparent);
  opacity: 0.6;
}

.server-card:hover {
  transform: translateY(-2px);
  border-color: var(--glass-border-hover);
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.5), var(--glass-inset);
}

.card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 100px;
  font-size: 0.73rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.status-badge-online {
  background: var(--online-dim);
  border: 1px solid var(--online-border);
  color: var(--online);
}

.status-badge-offline {
  background: var(--offline-dim);
  border: 1px solid var(--offline-border);
  color: var(--offline);
}

.status-badge-maintenance {
  background: var(--maintenance-dim);
  border: 1px solid var(--maintenance-border);
  color: var(--maintenance);
}

.status-badge-unknown {
  background: var(--unknown-dim);
  border: 1px solid rgba(99, 99, 102, 0.25);
  color: var(--unknown);
}

.status-dot {
  position: relative;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
}

.status-dot::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0;
}

.status-badge-online .status-dot::after {
  animation: ripple 2.2s ease-out infinite;
}

@keyframes ripple {
  0% { transform: scale(0.5); opacity: 0.6; }
  100% { transform: scale(2.5); opacity: 0; }
}

.card-ping {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

.card-ping.fast { color: var(--online); }
.card-ping.medium { color: var(--maintenance); }
.card-ping.slow { color: var(--offline); }

.card-name {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 3px;
}

.card-address {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  font-family: 'SF Mono', 'Fira Code', monospace;
  margin-bottom: 18px;
}

.card-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--glass-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-bottom: 16px;
}

.stat-cell {
  background: var(--bg);
  padding: 10px 8px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.stat-cell:first-child { border-radius: var(--radius-sm) 0 0 var(--radius-sm); }
.stat-cell:last-child { border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }

.stat-value {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-size: 0.65rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
}

.sparkline-wrap {
  position: relative;
}

.sparkline-label {
  font-size: 0.65rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
  font-weight: 500;
}

.sparkline-empty {
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  color: var(--text-tertiary);
}

.sparkline-svg {
  width: 100%;
  height: 40px;
  overflow: visible;
}

.timeline-section {
  margin-bottom: 2rem;
}

.section-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 14px;
  gap: 1rem;
}

.section-title {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

.timeline-card {
  padding: 4px 0;
}

.service-timelines {
  display: flex;
  flex-direction: column;
}

.timeline-row {
  display: grid;
  grid-template-columns: 140px 1fr 80px;
  align-items: center;
  gap: 14px;
  padding: 10px 22px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  transition: background var(--t);
}

.timeline-row:last-child {
  border-bottom: none;
}

.timeline-row:hover {
  background: rgba(255, 255, 255, 0.02);
}

.timeline-name {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.timeline-blocks {
  display: flex;
  gap: 2px;
  align-items: center;
  height: 28px;
}

.timeline-block {
  flex: 1;
  height: 28px;
  border-radius: 3px;
  cursor: pointer;
  transition: opacity var(--t), transform var(--t);
  min-width: 4px;
}

.timeline-block:hover {
  opacity: 0.85;
  transform: scaleY(1.15);
}

.timeline-block-online { background: var(--online); }
.timeline-block-offline { background: var(--offline); }
.timeline-block-maintenance { background: var(--maintenance); }
.timeline-block-unknown { background: rgba(255, 255, 255, 0.08); }

.timeline-uptime {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
  text-align: right;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.timeline-empty-row {
  display: flex;
  gap: 2px;
  align-items: center;
  height: 28px;
  flex: 1;
}

.timeline-placeholder {
  flex: 1;
  height: 28px;
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.05);
  animation: shimmer 1.8s ease-in-out infinite;
}

@keyframes shimmer {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding-top: 1.5rem;
  border-top: 1px solid var(--glass-border);
}

.copyright {
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

.footer-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-btn {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--t), color var(--t), border-color var(--t);
}

.icon-btn:hover {
  background: var(--glass-hover);
  color: var(--text);
  border-color: var(--glass-border-hover);
}

.lang-dropdown {
  position: relative;
}

.lang-menu {
  position: absolute;
  bottom: calc(100% + 8px);
  right: 0;
  background: rgba(20, 20, 32, 0.95);
  backdrop-filter: blur(40px);
  -webkit-backdrop-filter: blur(40px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  min-width: 120px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
  z-index: 100;
}

.lang-menu.hidden { display: none; }

.lang-option {
  display: block;
  width: 100%;
  padding: 9px 14px;
  text-align: left;
  font-size: 0.82rem;
  color: var(--text-secondary);
  background: none;
  border: none;
  cursor: pointer;
  transition: background var(--t), color var(--t);
}

.lang-option:hover { background: var(--glass); color: var(--text); }
.lang-option.active { color: var(--accent); }

.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal.hidden { display: none; }

.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.modal-inner {
  position: relative;
  z-index: 1;
  max-width: 460px;
  width: 100%;
  padding: 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--t);
}

.modal-close:hover { background: var(--glass-hover); }

.modal-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--accent-dim);
  border: 1px solid rgba(10, 132, 255, 0.25);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-inner h2 {
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.modal-inner p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.subscription-form {
  display: flex;
  gap: 8px;
  width: 100%;
  flex-wrap: wrap;
}

.email-input {
  flex: 1;
  min-width: 0;
  height: 38px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  padding: 0 14px;
  font-size: 0.82rem;
  color: var(--text);
  outline: none;
  transition: border-color var(--t);
}

.email-input::placeholder { color: var(--text-tertiary); }
.email-input:focus { border-color: rgba(10, 132, 255, 0.5); }

.btn-primary {
  height: 38px;
  padding: 0 18px;
  background: var(--accent);
  border: none;
  border-radius: 10px;
  color: #fff;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity var(--t), transform var(--t);
  white-space: nowrap;
}

.btn-primary:hover { opacity: 0.88; }
.btn-primary:active { transform: scale(0.97); }
.btn-primary:disabled { opacity: 0.45; cursor: not-allowed; transform: none; }

.form-message {
  width: 100%;
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 0.8rem;
  font-weight: 500;
  text-align: center;
}

.form-message.success {
  background: var(--online-dim);
  border: 1px solid var(--online-border);
  color: var(--online);
}

.form-message.error {
  background: var(--offline-dim);
  border: 1px solid var(--offline-border);
  color: var(--offline);
}

.tooltip {
  position: fixed;
  z-index: 999;
  background: rgba(18, 18, 28, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  padding: 10px 13px;
  font-size: 0.75rem;
  pointer-events: none;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  max-width: 200px;
}

.tooltip.hidden { display: none; }

.tooltip-time {
  color: var(--text-secondary);
  margin-bottom: 5px;
  font-weight: 500;
}

.tooltip-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  margin-bottom: 4px;
}

.tooltip-response {
  display: flex;
  align-items: center;
  gap: 5px;
  color: var(--text-secondary);
}

.loading-card {
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.skeleton {
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.05);
  animation: shimmer 1.8s ease-in-out infinite;
}

.sk-badge { height: 22px; width: 80px; border-radius: 100px; }
.sk-title { height: 18px; width: 60%; }
.sk-sub { height: 12px; width: 45%; }
.sk-stats { height: 54px; border-radius: var(--radius-sm); }
.sk-spark { height: 40px; }

@media (max-width: 640px) {
  .container { padding: 1.5rem 1rem 2rem; }
  .header { flex-direction: column; align-items: flex-start; }
  .header-controls { width: 100%; justify-content: space-between; }
  .servers-grid { grid-template-columns: 1fr; }
  .timeline-row { grid-template-columns: 100px 1fr 60px; gap: 10px; padding: 10px 14px; }
  .status-banner { flex-direction: column; align-items: flex-start; }
}