.app-startup { position: fixed; inset: 0; z-index: 999999; display: flex; flex-direction: column; align-items: center; justify-content: center; box-sizing: border-box; padding: 24px; color: #fff; text-align: center; background: linear-gradient(135deg,#064e3b 0%,#047857 50%,#059669 100%); font-family: -apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif; }
.app-startup-logo { width: 100px; height: 100px; padding: 12px; box-sizing: border-box; object-fit: contain; border-radius: 24px; background: #e6f3ef; margin-bottom: 20px; }
.app-startup h1 { color: #fff; font-size: 26px; font-weight: 800; line-height: 1.3; margin: 0 0 6px; }
.app-startup p { color: #d1fae5; font-size: 13px; line-height: 1.5; margin: 0 0 28px; }
.app-startup-track { width: 200px; height: 4px; background: #ffffff33; border-radius: 999px; overflow: hidden; position: relative; margin-bottom: 14px; }
.app-startup-track::after { content: ''; position: absolute; inset: 0 auto 0 0; width: 45%; background: #34d399; border-radius: inherit; animation: startup-progress 1.4s ease-in-out infinite; }
.app-startup small { color: #a7f3d0; font-size: 12px; font-weight: 600; }
@keyframes startup-progress { from { left: -45%; } to { left: 100%; } }
@media (prefers-reduced-motion: reduce) { .app-startup-track::after { animation: none; left: 25%; } }