/* _core.css */
/* Core Overlay Styles - Base layout and connection status */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html,
body {
    background: transparent !important;
    overflow: hidden;
    user-select: none;
    -webkit-user-select: none;
    height: 100vh;
    width: 100vw;
}

body {
    font-family: 'Inter', 'Segoe UI', sans-serif;
    color: white;
}

.sb-geometry-update-freeze,
.sb-geometry-update-freeze * {
    transition: none !important;
    animation: none !important;
}

/* ── SBCanvas API Utilities ────────────────────────────────────── */

/* Shake animation (SBCanvas.shake) */
@keyframes sbcanvas-shake {
    0%, 100% { transform: translate(0, 0); }
    10%      { transform: translate(calc(-1 * var(--shake-intensity, 5px)), 0); }
    20%      { transform: translate(var(--shake-intensity, 5px), calc(-1 * var(--shake-intensity, 5px))); }
    30%      { transform: translate(calc(-1 * var(--shake-intensity, 5px)), var(--shake-intensity, 5px)); }
    40%      { transform: translate(var(--shake-intensity, 5px), var(--shake-intensity, 5px)); }
    50%      { transform: translate(calc(-1 * var(--shake-intensity, 5px)), calc(-1 * var(--shake-intensity, 5px))); }
    60%      { transform: translate(var(--shake-intensity, 5px), 0); }
    70%      { transform: translate(calc(-1 * var(--shake-intensity, 5px)), var(--shake-intensity, 5px)); }
    80%      { transform: translate(calc(-1 * var(--shake-intensity, 5px)), calc(-1 * var(--shake-intensity, 5px))); }
    90%      { transform: translate(var(--shake-intensity, 5px), 0); }
}

/* Toast notification (SBCanvas.toast) */
.sbcanvas-toast {
    position: fixed;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    padding: 12px 24px;
    background: rgba(0, 0, 0, 0.85);
    color: #fff;
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    font-weight: 500;
    border-radius: 10px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(8px);
    z-index: 99998;
    pointer-events: none;
    white-space: nowrap;
}