nextjs-perfkit/styles/overlay.css

Frontend performance analyzer for Next.js apps – render time tracking, memory logging, network analysis, DevTools UI.

/*
  AG Grid-inspired, compact, modern, and resizable overlay styles
  Futuristic color palette, glassy effect, and resize handle
*/
.perfkit-overlay {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: linear-gradient(135deg, #23272f 80%, #1a1d23 100%);
  border: 1.5px solid #2e3748;
  border-radius: 12px;
  padding: 0;
  font-family: "Segoe UI", "Roboto Mono", "Fira Mono", monospace;
  font-size: 13px;
  color: #eaf6fb;
  z-index: 9999;
  width: 340px;
  min-width: 260px;
  max-width: 480px;
  min-height: 120px;
  max-height: 80vh;
  box-shadow: 0 4px 32px 0 #000a, 0 1.5px 0 #00ffe7 inset;
  overflow: hidden;
  resize: both;
  display: flex;
  flex-direction: column;
}

.perfkit-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(90deg, #1a1d23 60%, #23272f 100%);
  border-bottom: 1px solid #2e3748;
  padding: 10px 16px 8px 16px;
  cursor: move;
  user-select: none;
}

.perfkit-header h4 {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: #00ffe7;
  letter-spacing: 1px;
  text-shadow: 0 0 4px #00ffe7aa;
}

.perfkit-toggle {
  background: none;
  border: none;
  color: #7fffd4;
  font-size: 18px;
  cursor: pointer;
  transition: color 0.2s;
}
.perfkit-toggle:hover {
  color: #00ffe7;
}

.perfkit-body {
  padding: 14px 16px 10px 16px;
  background: transparent;
  flex: 1 1 auto;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.perfkit-section {
  margin-bottom: 0;
  background: rgba(36, 40, 48, 0.85);
  border-radius: 7px;
  padding: 10px 12px 8px 12px;
  box-shadow: 0 1px 0 #00ffe733 inset;
  border: 1px solid #2e3748;
}

.perfkit-section h5 {
  margin: 0 0 7px 0;
  font-size: 13px;
  color: #7fffd4;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.perfkit-section button {
  background: linear-gradient(90deg, #23272f 60%, #1a1d23 100%);
  color: #00ffe7;
  border: 1px solid #00ffe7;
  padding: 5px 12px;
  border-radius: 4px;
  cursor: pointer;
  margin-top: 4px;
  font-size: 12px;
  font-weight: 500;
  transition: background 0.2s, color 0.2s, border 0.2s;
}

.perfkit-section button:hover {
  background: #00ffe7;
  color: #23272f;
  border: 1px solid #7fffd4;
}

.perfkit-log-preview {
  margin-top: 8px;
  max-height: 120px;
  overflow-y: auto;
  background: linear-gradient(90deg, #181b20 80%, #23272f 100%);
  border: 1px solid #00ffe7;
  border-radius: 6px;
  padding: 7px 8px;
  font-size: 12px;
  color: #7fffd4;
  font-family: "Fira Mono", "Roboto Mono", monospace;
  box-shadow: 0 0 6px #00ffe733 inset;
}

/* Resize handle (optional, for visual cue) */
.perfkit-overlay::after {
  content: "";
  position: absolute;
  right: 6px;
  bottom: 6px;
  width: 18px;
  height: 18px;
  background: linear-gradient(135deg, transparent 60%, #00ffe7 100%);
  opacity: 0.5;
  border-radius: 3px;
  pointer-events: none;
}