:root {
  --primary-color: #4285f4;
  --secondary-color: #f1f3f4;
  --dark-color: #202124;
  --light-color: #ffffff;
  --tab-active-color: #e8f0fe;
  --tab-inactive-color: #f1f3f4;
}

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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--light-color);
  color: var(--dark-color);
  height: 100vh;
  overflow: hidden;
}

.browser-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
}

.toolbar {
  display: flex;
  align-items: center;
  padding: 8px 12px;
  background-color: var(--secondary-color);
  border-bottom: 1px solid #ddd;
  gap: 8px;
}

.tab-controls, .navigation-controls, .user-controls {
  display: flex;
  gap: 4px;
}

.url-container {
  flex-grow: 1;
  display: flex;
}

#urlInput {
  flex-grow: 1;
  padding: 8px 12px;
  border: 1px solid #ddd;
  border-radius: 20px;
  outline: none;
  font-size: 14px;
}

#urlInput:focus {
  border-color: var(--primary-color);
}

button {
  background: none;
  border: none;
  padding: 6px 10px;
  border-radius: 4px;
  cursor: pointer;
  color: #5f6368;
}

button:hover {
  background-color: rgba(0, 0, 0, 0.1);
}

.tab-bar {
  background-color: var(--secondary-color);
  padding: 0 12px;
  display: flex;
  border-bottom: 1px solid #ddd;
}

.tabs-container {
  display: flex;
  overflow-x: auto;
  flex-grow: 1;
}

.tab {
  padding: 8px 16px;
  background-color: var(--tab-inactive-color);
  border: 1px solid #ddd;
  border-bottom: none;
  border-radius: 8px 8px 0 0;
  margin-right: 4px;
  cursor: pointer;
  display: flex;
  align-items: center;
  max-width: 200px;
  min-width: 120px;
}

.tab.active {
  background-color: var(--tab-active-color);
  border-bottom: 1px solid var(--tab-active-color);
}

.tab-title {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex-grow: 1;
}

.tab-close {
  margin-left: 8px;
  padding: 2px;
  border-radius: 50%;
}

.tab-close:hover {
  background-color: rgba(0, 0, 0, 0.1);
}

.pages-container {
  flex-grow: 1;
  position: relative;
  overflow: hidden;
}

.page {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: none;
}

.page.active {
  display: block;
}

.page iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.new-tab-page {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding: 20px;
  background-color: var(--light-color);
}

.new-tab-page.hidden {
  display: none;
}

.logo {
  font-size: 32px;
  font-weight: bold;
  color: var(--primary-color);
  margin-bottom: 40px;
}

.search-box {
  display: flex;
  width: 60%;
  min-width: 500px;
  margin-bottom: 40px;
}

#quickSearch {
  flex-grow: 1;
  padding: 12px 20px;
  border: 1px solid #dfe1e5;
  border-radius: 24px;
  font-size: 16px;
  outline: none;
}

#quickSearch:focus {
  box-shadow: 0 1px 6px rgba(32, 33, 36, 0.28);
}

.quick-links {
  width: 60%;
}

.links-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 20px;
}

.links-grid a {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  color: var(--dark-color);
  padding: 10px;
  border-radius: 8px;
}

.links-grid a:hover {
  background-color: var(--secondary-color);
}

.links-grid img {
  width: 48px;
  height: 48px;
  margin-bottom: 8px;
  object-fit: contain;
}

.hidden {
  display: none !important;
}