.project-info-card {
  background: var(--gradient-primary);
  border-radius: var(--md-sys-shape-corner-extra-large);
  padding: 32px;
  margin-bottom: 24px;
  box-shadow: var(--md-sys-elevation-level3);
  border: 1px solid rgba(255, 255, 255, 0.2);
  position: relative;
  overflow: hidden;
}

[data-theme="dark"] .project-info-card {
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: linear-gradient(
    135deg,
    var(--md-sys-color-primary-container) 0%,
    var(--md-sys-color-secondary-container) 100%
  );
  color: var(--md-sys-color-on-primary-container);
}

.project-info-card::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.1) 0%,
    transparent 70%
  );
  animation: rotate 30s linear infinite;
}

.project-header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}

.project-logo {
  width: 64px;
  height: 64px;
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  border-radius: var(--md-sys-shape-corner-large);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  transition: transform var(--transition-medium) ease;
}

.project-logo:hover {
  transform: scale(1.1) rotate(5deg);
}

.project-logo .material-icons {
  color: white;
  font-size: 36px;
}

.project-details {
  flex: 1;
}

.project-name {
  font-size: 24px;
  font-weight: 600;
  color: white;
  margin: 0 0 4px 0;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] .project-info-card .project-name {
  color: var(--md-sys-color-on-primary-container);
}

.project-subtitle {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.9);
  margin: 0;
}

[data-theme="dark"] .project-info-card .project-subtitle {
  color: var(--md-sys-color-on-primary-container);
}

.project-version {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}

.version-label {
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  color: white;
  padding: 6px 16px;
  border-radius: var(--md-sys-shape-corner-full);
  font-size: 14px;
  font-weight: 600;
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] .project-info-card .version-label {
  color: var(--md-sys-color-on-primary-container);
}

.version-type {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.8);
}

.project-description {
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
}

.project-description p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.95);
  line-height: 1.6;
  margin: 0;
}

.project-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 12px;
  position: relative;
  z-index: 1;
}

.project-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  color: white;
  text-decoration: none;
  border-radius: var(--md-sys-shape-corner-medium);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all var(--transition-medium) ease;
}

[data-theme="dark"] .project-link {
  background: rgba(255, 255, 255, 0.1);
  color: var(--md-sys-color-on-primary-container);
}

.project-link:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

[data-theme="dark"] .project-link:hover {
  background: rgba(255, 255, 255, 0.2);
}

.project-link .material-icons {
  font-size: 24px;
  transition: transform var(--transition-fast) ease;
}

.project-link:hover .material-icons {
  transform: scale(1.1);
}

.link-content {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.link-title {
  font-size: 14px;
  font-weight: 600;
}

.link-url {
  font-size: 12px;
  opacity: 0.8;
}

.tech-info {
  background: var(--md-sys-color-surface-container);
  backdrop-filter: blur(10px);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--md-sys-shape-corner-large);
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--md-sys-elevation-level1);
  transition: all var(--transition-medium) ease;
}

.tech-info:hover {
  transform: translateY(-2px);
  box-shadow: var(--md-sys-elevation-level3);
}

.tech-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.tech-header .material-icons {
  font-size: 28px;
  color: var(--md-sys-color-primary);
}

.tech-header h4 {
  font-size: 18px;
  font-weight: 600;
  color: var(--md-sys-color-on-surface);
  margin: 0;
}

.tech-content {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.tech-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px;
  background: var(--md-sys-color-surface-container-low);
  border-radius: var(--md-sys-shape-corner-small);
  border: 1px solid var(--md-sys-color-outline-variant);
  transition: all var(--transition-fast) ease;
}

.tech-item:hover {
  transform: translateX(4px);
  border-color: var(--md-sys-color-primary);
}

.tech-item strong {
  color: var(--md-sys-color-on-surface);
  font-weight: 600;
  font-size: 14px;
}

.tech-item span {
  color: var(--md-sys-color-on-surface-variant);
  font-size: 13px;
  line-height: 1.5;
}

.usage-notice {
  background: var(--md-sys-color-warning-container);
  border: 1px solid var(--md-sys-color-warning);
  border-radius: var(--md-sys-shape-corner-large);
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--md-sys-elevation-level1);
}

.notice-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.notice-header .material-icons {
  color: var(--md-sys-color-warning);
  font-size: 28px;
}

.notice-header h4 {
  font-size: 18px;
  font-weight: 600;
  color: var(--md-sys-color-on-warning-container);
  margin: 0;
}

.notice-content {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.notice-content p {
  font-size: 14px;
  color: var(--md-sys-color-on-warning-container);
  line-height: 1.5;
  margin: 0;
  padding: 8px 12px;
  background: var(--md-sys-color-surface);
  border-radius: var(--md-sys-shape-corner-small);
  border-left: 3px solid var(--md-sys-color-warning);
}

.notice-content strong {
  color: var(--md-sys-color-on-warning-container);
  font-weight: 600;
}