:root {
  --bg: #08111a;
  --bg-soft: #0f1c28;
  --panel: rgba(15, 28, 40, 0.82);
  --panel-strong: #132434;
  --line: rgba(159, 195, 222, 0.16);
  --text: #eff7ff;
  --muted: #88a1b5;
  --accent: #2dd4bf;
  --accent-2: #ff8f5a;
  --danger: #ff6b6b;
  --warning: #ffd166;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(45, 212, 191, 0.18), transparent 28%),
    radial-gradient(circle at top right, rgba(255, 143, 90, 0.12), transparent 25%),
    linear-gradient(180deg, #08111a 0%, #0b141e 100%);
  color: var(--text);
}

.shell {
  display: grid;
  grid-template-columns: 224px 1fr;
  min-height: 100vh;
}

.sidebar {
  padding: 24px 18px;
  border-right: 1px solid var(--line);
  background: rgba(5, 11, 17, 0.55);
  backdrop-filter: blur(18px);
}

.eyebrow {
  margin: 0 0 8px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 12px;
  color: var(--accent);
}

.sidebar h1,
.hero h2,
.panel h3 {
  margin: 0;
  font-family: "Space Grotesk", "IBM Plex Sans", sans-serif;
}

.brandline {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-icon {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(45, 212, 191, 0.18), rgba(255, 143, 90, 0.18));
  border: 1px solid rgba(45, 212, 191, 0.22);
}

.brand-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--text);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.subtle,
.panel-head p {
  color: var(--muted);
}

.tabs {
  display: grid;
  gap: 8px;
  margin-top: 28px;
}

.tab {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 10px;
  text-align: left;
  padding: 11px 12px;
  border-radius: 14px;
  cursor: pointer;
  transition: 0.2s ease;
}

.tab-icon,
.button-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  min-width: 20px;
  opacity: 0.9;
}

.tab.active,
.tab:hover {
  background: linear-gradient(135deg, rgba(45, 212, 191, 0.18), rgba(255, 143, 90, 0.12));
  border-color: rgba(45, 212, 191, 0.32);
}

.content {
  padding: 20px;
}

.hero,
.metrics,
.split,
.card-grid,
.server-grid {
  display: grid;
  gap: 12px;
}

.hero {
  grid-template-columns: 1fr auto;
  align-items: end;
  margin-bottom: 14px;
}

.status-pill {
  padding: 8px 13px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(19, 36, 52, 0.7);
  color: var(--warning);
}

.status-stack {
  min-width: 150px;
  display: grid;
  gap: 6px;
}

.mini-progress,
.modal-progress {
  display: block;
  width: 100%;
  height: 6px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
}

.mini-progress span,
.modal-progress span {
  display: block;
  width: 42%;
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  animation: loading-slide 1.15s ease-in-out infinite;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.danger-button {
  border: 1px solid rgba(255, 107, 107, 0.3);
  background: linear-gradient(135deg, rgba(255, 107, 107, 0.16), rgba(255, 209, 102, 0.08));
  color: var(--text);
  border-radius: 999px;
  padding: 8px 13px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font: inherit;
  transition: 0.2s ease;
}

.danger-button:hover {
  border-color: rgba(255, 107, 107, 0.55);
  transform: translateY(-1px);
}

.ghost-button {
  border: 1px solid rgba(159, 195, 222, 0.18);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  border-radius: 999px;
  padding: 8px 13px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font: inherit;
}

.metrics {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-bottom: 14px;
}

.metric,
.card,
.event,
.server-card,
.netblock-card {
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.metric,
.card,
.netblock-card,
.server-card {
  border-radius: 18px;
  padding: 14px;
}

.metric .value {
  font-size: 26px;
  font-weight: 700;
  margin-top: 4px;
}

.metric .metric-label {
  display: flex;
  align-items: center;
  gap: 8px;
}

.metric-icon {
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: rgba(45, 212, 191, 0.12);
  color: var(--accent);
  font-size: 12px;
}

.panel {
  display: none;
}

.panel.active {
  display: block;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: end;
  margin-bottom: 10px;
}

.panel-head h3 {
  font-size: 20px;
}

.panel-head p {
  margin: 0;
  font-size: 14px;
}

.card-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 12px;
}

.split {
  grid-template-columns: 1fr 1fr;
}

.status-list,
.event-list,
.server-grid {
  display: grid;
  gap: 10px;
}

.event {
  border-radius: 16px;
  padding: 12px;
}

.event-top,
.event-meta,
.server-top,
.netblock-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  padding: 4px 8px;
  font-size: 11px;
  background: rgba(45, 212, 191, 0.12);
  color: var(--accent);
}

.badge.danger {
  background: rgba(255, 107, 107, 0.14);
  color: var(--danger);
}

.code {
  font-family: "IBM Plex Mono", monospace;
  color: #d2e7f9;
  word-break: break-all;
}

.muted {
  color: var(--muted);
}

.compact .event {
  padding: 10px 12px;
}

.server-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.netblock-card {
  padding: 12px 14px;
  min-height: 124px;
  display: grid;
  gap: 10px;
}

.netblock-top {
  align-items: start;
}

.netblock-ip {
  display: grid;
  gap: 4px;
}

.netblock-ip .code {
  font-size: 14px;
  line-height: 1.3;
}

.netblock-sub {
  font-size: 12px;
  color: var(--muted);
}

.netblock-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tiny-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(159, 195, 222, 0.08);
  color: var(--muted);
  font-size: 11px;
}

.netblock-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.stat-chip {
  padding: 8px 10px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(159, 195, 222, 0.1);
}

.stat-chip .stat-value {
  display: block;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}

.stat-chip .stat-label {
  display: block;
  margin-top: 2px;
  font-size: 11px;
  color: var(--muted);
}

.netblock-card.clickable {
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.netblock-card.clickable:hover {
  border-color: rgba(45, 212, 191, 0.28);
  background: rgba(18, 34, 49, 0.95);
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.22);
}

.empty-state {
  border: 1px dashed var(--line);
  border-radius: 14px;
  padding: 14px;
  color: var(--muted);
  text-align: center;
}

.hidden {
  display: none !important;
}

.modal.hidden {
  display: none;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 40;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(2, 8, 14, 0.72);
  backdrop-filter: blur(8px);
}

.modal-card {
  position: relative;
  width: min(720px, calc(100vw - 32px));
  margin: 48px auto;
  padding: 18px;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: rgba(8, 17, 26, 0.96);
  box-shadow: var(--shadow);
}

.modal-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
  margin-bottom: 14px;
}

.modal-close {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font: inherit;
  font-size: 24px;
  cursor: pointer;
}

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

.modal-loading {
  display: grid;
  gap: 10px;
  margin-bottom: 14px;
}

.modal-loading-text {
  color: var(--muted);
  font-size: 14px;
}

.modal-item {
  padding: 12px;
  border-radius: 14px;
  border: 1px solid rgba(159, 195, 222, 0.08);
  background: rgba(255, 255, 255, 0.03);
}

.modal-label {
  display: block;
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 4px;
}

.modal-value {
  display: block;
  font-size: 15px;
  color: var(--text);
  word-break: break-word;
}

.login-body {
  display: grid;
  place-items: center;
}

.login-shell {
  width: min(460px, calc(100vw - 28px));
}

.login-card {
  border: 1px solid var(--line);
  background: rgba(8, 17, 26, 0.9);
  box-shadow: var(--shadow);
  border-radius: 24px;
  padding: 28px;
}

.login-card h1 {
  margin: 0 0 10px;
  font-family: "Space Grotesk", "IBM Plex Sans", sans-serif;
}

.login-form {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.login-label {
  color: var(--muted);
  font-size: 14px;
}

.login-input {
  width: 100%;
  border: 1px solid rgba(159, 195, 222, 0.14);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  padding: 12px 14px;
  font: inherit;
}

.login-input:focus {
  outline: 0;
  border-color: rgba(45, 212, 191, 0.42);
  box-shadow: 0 0 0 3px rgba(45, 212, 191, 0.12);
}

.login-error {
  border: 1px solid rgba(255, 107, 107, 0.18);
  background: rgba(255, 107, 107, 0.08);
  color: #ffd1d1;
  border-radius: 12px;
  padding: 10px 12px;
}

.login-button {
  justify-content: center;
}

@keyframes loading-slide {
  0% {
    transform: translateX(-120%);
  }
  100% {
    transform: translateX(260%);
  }
}

@media (max-width: 1100px) {
  .shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .metrics,
  .split,
  .server-grid {
    grid-template-columns: 1fr;
  }

  .card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
}

@media (max-width: 760px) {
  .card-grid,
  .metrics,
  .split,
  .server-grid {
    grid-template-columns: 1fr;
  }

  .content {
    padding: 14px;
  }

  .hero {
    grid-template-columns: 1fr;
  }

  .modal-card {
    margin: 16px auto;
    width: min(720px, calc(100vw - 20px));
  }

  .modal-grid {
    grid-template-columns: 1fr;
  }
}