frontend/src/App.css

/*
# Copyright 2025 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
*/

:root {
  --font-family-text: 'Google Sans Text', 'Segoe UI', Roboto, sans-serif;
  --font-family-display: 'Google Sans', 'Segoe UI', Roboto, sans-serif;

  /* Font Sizes */
  --font-size-xs: 12px;
  --font-size-sm: 14px;
  --font-size-md: 16px;
  --font-size-lg: 20px;
  --font-size-xl: 22px;
  --font-size-xxl: 24px;
  --font-size-xxxl: 32px;

  /* Font Weights */
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-bold: 700;
}

.app-container {
  width: 100%;
  min-height: 100vh;
  display: grid;
  place-items: center;
  background-color: #ffffff;
  color: #1a1d21;
  font-family: var(--font-family-text);
  overflow: auto;
  box-sizing: border-box;
}

.material-symbols-outlined {
  font-family: 'Material Symbols Outlined', sans-serif;
  font-weight: normal;
  font-style: normal;
  font-size: 24px;
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  display: inline-block;
  white-space: nowrap;
  word-wrap: normal;
  direction: ltr;
  -webkit-font-feature-settings: 'liga';
  -webkit-font-smoothing: antialiased;
}

.custom-tooltip.react-tooltip {
  max-width: 300px;
  background: linear-gradient(135deg, #2a2f3a, #1e1f26);
  color: #f8f9fa;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 14px;
  line-height: 1.6;
  padding: 12px 16px;
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25),
  0 2px 8px rgba(0, 0, 0, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.05);
  white-space: normal;
  word-wrap: break-word;
  opacity: 1;
  z-index: 9999;
  backdrop-filter: blur(6px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.custom-tooltip.react-tooltip [data-popper-arrow] {
  width: 10px;
  height: 10px;
  background: inherit;
  transform: rotate(45deg);
  z-index: -1;
}