/* Event-first boot overlay — shown before map/globe initialize */

.event-boot-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 50000;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 18px;
    padding: 24px;
    background: linear-gradient(165deg, #02353c 0%, #0d4a3a 45%, #145a32 100%);
    color: #fff;
    text-align: center;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

html.event-first-boot .event-boot-overlay {
    display: flex;
}

html.event-first-boot .dashboard {
    visibility: hidden;
}

html.event-first-boot.event-boot-fading .event-boot-overlay {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

html.event-boot-complete .dashboard {
    visibility: visible;
}

.event-boot-logo {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
}

.event-boot-message {
    margin: 0;
    font-size: 1.125rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.event-boot-spinner {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 3px solid rgba(255, 255, 255, 0.25);
    border-top-color: #fff;
    animation: eventBootSpin 0.85s linear infinite;
}

@keyframes eventBootSpin {
    to { transform: rotate(360deg); }
}